3776 lines
105 KiB
ObjectPascal
3776 lines
105 KiB
ObjectPascal
{
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Apophysis Copyright (C) 2001-2004 Mark Townsend
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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}
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//{$D-,L-,O+,Q-,R-,Y-,S-}
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unit Editor;
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interface
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uses
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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ExtCtrls, StdCtrls, ComCtrls, Math, Menus, ToolWin, Registry,
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ControlPoint, Render, cmap, Grids, ValEdit, Buttons, ImgList, CustomDrawControl,
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Types;
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const
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// PixelCountMax = 32768;
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WM_PTHREAD_COMPLETE = WM_APP + 5438;
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crEditArrow = 20;
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crEditMove = 21;
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crEditRotate = 22;
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crEditScale = 23;
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type
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TEditForm = class(TForm)
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GrphPnl: TPanel;
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StatusBar: TStatusBar;
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ControlPanel: TPanel;
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lblTransform: TLabel;
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PrevPnl: TPanel;
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PreviewImage: TImage;
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EditPopup: TPopupMenu;
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MenuItem1: TMenuItem;
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mnuDelete: TMenuItem;
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mnuDuplicate: TMenuItem;
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mnuAdd: TMenuItem;
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mnuAutoZoom: TMenuItem;
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N1: TMenuItem;
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mnuUndo: TMenuItem;
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mnuRedo: TMenuItem;
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QualityPopup: TPopupMenu;
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mnuLowQuality: TMenuItem;
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mnuMediumQuality: TMenuItem;
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mnuHighQuality: TMenuItem;
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N3: TMenuItem;
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mnuResetLoc: TMenuItem;
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N4: TMenuItem;
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mnuFlipVertical: TMenuItem;
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mnuFlipHorizontal: TMenuItem;
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cbTransforms: TComboBox;
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PageControl: TPageControl;
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TriangleTab: TTabSheet;
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tabXForm: TTabSheet;
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Label6: TLabel;
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txtA: TEdit;
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txtB: TEdit;
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txtC: TEdit;
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txtD: TEdit;
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txtE: TEdit;
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txtF: TEdit;
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txtP: TEdit;
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tabVariations: TTabSheet;
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VEVars: TValueListEditor;
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tabColors: TTabSheet;
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GroupBox1: TGroupBox;
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scrlXFormColor: TScrollBar;
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pnlXFormColor: TPanel;
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txtXFormColor: TEdit;
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GroupBox2: TGroupBox;
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chkUseXFormColor: TCheckBox;
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chkHelpers: TCheckBox;
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TriangleScrollBox: TScrollBox;
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TrianglePanel: TPanel;
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txtCy: TEdit;
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txtCx: TEdit;
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txtBy: TEdit;
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txtBx: TEdit;
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txtAy: TEdit;
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txtAx: TEdit;
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LabelB: TLabel;
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LabelA: TLabel;
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LabelC: TLabel;
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btTrgRotateRight: TSpeedButton;
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btTrgRotateLeft: TSpeedButton;
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btTrgMoveUp: TSpeedButton;
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btTrgMoveRight: TSpeedButton;
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btTrgMoveLeft: TSpeedButton;
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btTrgMoveDown: TSpeedButton;
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btTrgScaleUp: TSpeedButton;
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btTrgScaleDown: TSpeedButton;
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btTrgRotateRight90: TSpeedButton;
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btTrgRotateLeft90: TSpeedButton;
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txtTrgMoveValue: TComboBox;
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txtTrgRotateValue: TComboBox;
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txtTrgScaleValue: TComboBox;
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Splitter1: TSplitter;
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Splitter2: TSplitter;
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EditorToolBar: TToolBar;
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tbAdd: TToolButton;
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tbDuplicate: TToolButton;
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tbDelete: TToolButton;
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ToolButton4: TToolButton;
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tbMove: TToolButton;
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tbRotate: TToolButton;
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ToolButton1: TToolButton;
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tbUndo: TToolButton;
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tbRedo: TToolButton;
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ToolButton5: TToolButton;
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tbScale: TToolButton;
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tbFlipHorz: TToolButton;
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tbFlipVert: TToolButton;
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tbSelect: TToolButton;
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btTrgMoveLU: TSpeedButton;
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btTrgMoveLD: TSpeedButton;
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btTrgMoveRU: TSpeedButton;
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btTrgMoveRD: TSpeedButton;
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EditorTB: TImageList;
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TabSheet4: TTabSheet;
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vleVariables: TValueListEditor;
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tbResetAll: TToolButton;
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btnResetCoefs: TSpeedButton;
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btnXcoefs: TSpeedButton;
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btnYcoefs: TSpeedButton;
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btnOcoefs: TSpeedButton;
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btnCoefsRect: TSpeedButton;
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btnCoefsPolar: TSpeedButton;
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Label1: TLabel;
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trkVarPreviewDensity: TTrackBar;
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trkVarPreviewRange: TTrackBar;
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ToolButton2: TToolButton;
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tbVarPreview: TToolButton;
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trkVarPreviewDepth: TTrackBar;
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Label29: TLabel;
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chkPreserve: TCheckBox;
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btnXpost: TSpeedButton;
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btnYpost: TSpeedButton;
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btnOpost: TSpeedButton;
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txtPost00: TEdit;
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txtPost01: TEdit;
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txtPost10: TEdit;
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txtPost11: TEdit;
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txtPost20: TEdit;
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txtPost21: TEdit;
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btnResetPostXForm: TSpeedButton;
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btnSwapXforms: TSpeedButton;
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txtSymmetry: TComboBox;
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GroupBox3: TGroupBox;
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editPivotY: TEdit;
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editPivotX: TEdit;
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btnResetPivot: TSpeedButton;
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btnPickPivot: TSpeedButton;
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btnPivotMode: TSpeedButton;
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procedure ValidateVariable;
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procedure vleVariablesValidate(Sender: TObject; ACol, ARow: Integer; const KeyName, KeyValue: string);
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procedure vleVariablesKeyPress(Sender: TObject; var Key: Char);
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procedure vleVariablesExit(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure TriangleViewMouseMove(Sender: TObject; Shift: TShiftState; X,
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Y: integer);
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procedure TriangleViewMouseDown(Sender: TObject; Button: TMouseButton;
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Shift: TShiftState; X, Y: integer);
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procedure TriangleViewMouseUp(Sender: TObject; Button: TMouseButton;
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Shift: TShiftState; X, Y: integer);
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procedure TriangleViewMouseWheel(Sender: TObject; Shift: TShiftState;
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WheelDelta: Integer; MousePos: TPoint; var Handled: Boolean);
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// procedure TriangleViewDblClick(Sender: TObject);
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procedure TriangleViewKeyDown(Sender: TObject; var Key: Word;
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Shift: TShiftState);
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procedure TriangleViewKeyUp(Sender: TObject; var Key: Word;
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Shift: TShiftState);
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procedure TriangleViewExit(Sender: TObject);
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procedure TriangleViewMouseLeave(Sender: TObject);
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procedure TriangleViewInvalidate(Sender: TObject);
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procedure FormShow(Sender: TObject);
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procedure mnuDeleteClick(Sender: TObject);
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procedure mnuAddClick(Sender: TObject);
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procedure mnuDupClick(Sender: TObject);
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procedure mnuAutoZoomClick(Sender: TObject);
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procedure btnCloseClick(Sender: TObject);
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procedure FormResize(Sender: TObject);
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procedure txtPKeyPress(Sender: TObject; var Key: Char);
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procedure CornerEditKeyPress(Sender: TObject; var Key: Char);
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procedure CornerEditExit(Sender: TObject);
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procedure txtPExit(Sender: TObject);
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procedure DrawPreview;
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procedure FormClose(Sender: TObject; var Action: TCloseAction);
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procedure mnuUndoClick(Sender: TObject);
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procedure mnuRedoClick(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure mnuLowQualityClick(Sender: TObject);
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procedure mnuHighQualityClick(Sender: TObject);
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procedure mnuMediumQualityClick(Sender: TObject);
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procedure mnuResetLocClick(Sender: TObject);
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procedure mnuVerticalFlipAllClick(Sender: TObject);
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procedure mnuHorizintalFlipAllClick(Sender: TObject);
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procedure mnuFlipVerticalClick(Sender: TObject);
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procedure mnuFlipHorizontalClick(Sender: TObject);
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procedure cbTransformsChange(Sender: TObject);
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procedure CoefKeyPress(Sender: TObject; var Key: Char);
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procedure CoefValidate(Sender: TObject);
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procedure scrlXFormColorScroll(Sender: TObject;
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ScrollCode: TScrollCode; var ScrollPos: Integer);
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procedure scrlXFormColorChange(Sender: TObject);
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procedure chkUseXFormColorClick(Sender: TObject);
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procedure chkHelpersClick(Sender: TObject);
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procedure txtXFormColorExit(Sender: TObject);
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procedure txtXFormColorKeyPress(Sender: TObject; var Key: Char);
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procedure txtSymmetryExit(Sender: TObject);
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procedure txtSymmetryKeyPress(Sender: TObject; var Key: Char);
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procedure btTrgRotateLeftClick(Sender: TObject);
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procedure btTrgRotateRightClick(Sender: TObject);
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procedure btTrgRotateLeft90Click(Sender: TObject);
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procedure btTrgRotateRight90Click(Sender: TObject);
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procedure TrgMove(dx, dy: double);
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procedure btTrgMoveLeftClick(Sender: TObject);
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procedure btTrgMoveRightClick(Sender: TObject);
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procedure btTrgMoveUpClick(Sender: TObject);
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procedure btTrgMoveDownClick(Sender: TObject);
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procedure btTrgMoveLUClick(Sender: TObject);
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procedure btTrgMoveLDClick(Sender: TObject);
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procedure btTrgMoveRUClick(Sender: TObject);
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procedure btTrgMoveRDClick(Sender: TObject);
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procedure btTrgScaleUpClick(Sender: TObject);
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procedure btTrgScaleDownClick(Sender: TObject);
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procedure splitterMoved(Sender: TObject);
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procedure tbSelectClick(Sender: TObject);
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procedure EditKeyPress(Sender: TObject; var Key: Char);
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procedure tbEditModeClick(Sender: TObject);
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procedure ValidateVariation;
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// procedure ValidateValue(Sender: TObject);
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procedure VEVarsKeyPress(Sender: TObject; var Key: Char);
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procedure VEVarsChange(Sender: TObject);
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procedure VEVarsValidate(Sender: TObject; ACol, ARow: Integer;
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const KeyName, KeyValue: String);
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procedure VEVarsMouseDown(Sender: TObject; Button: TMouseButton;
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Shift: TShiftState; X, Y: Integer);
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procedure VEVarsMouseMove(Sender: TObject; Shift: TShiftState; X,
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Y: Integer);
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procedure VEVarsMouseUp(Sender: TObject; Button: TMouseButton;
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Shift: TShiftState; X, Y: Integer);
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procedure VEVarsDblClick(Sender: TObject);
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procedure cbTransformsDrawItem(Control: TWinControl; Index: Integer;
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Rect: TRect; State: TOwnerDrawState);
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procedure tbFullViewClick(Sender: TObject);
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procedure EditKeyDown(Sender: TObject; var Key: Word;
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Shift: TShiftState);
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procedure txtValidateValue(Sender: TObject);
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procedure txtValKeyPress(Sender: TObject; var Key: Char);
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procedure mnuResetClick(Sender: TObject);
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procedure mnuResetAllClick(Sender: TObject);
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procedure btnXcoefsClick(Sender: TObject);
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procedure btnYcoefsClick(Sender: TObject);
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procedure btnOcoefsClick(Sender: TObject);
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procedure btnCoefsModeClick(Sender: TObject);
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procedure tbVarPreviewClick(Sender: TObject);
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procedure trkVarPreviewRangeChange(Sender: TObject);
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procedure trkVarPreviewDensityChange(Sender: TObject);
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procedure trkVarPreviewDepthChange(Sender: TObject);
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procedure btnXpostClick(Sender: TObject);
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procedure btnYpostClick(Sender: TObject);
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procedure btnOpostClick(Sender: TObject);
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procedure PostCoefValidate(Sender: TObject);
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procedure PostCoefKeypress(Sender: TObject; var Key: Char);
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procedure btnResetPostXFormClick(Sender: TObject);
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procedure btnSwapXformsClick(Sender: TObject);
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procedure btnPivotModeClick(Sender: TObject);
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procedure PivotValidate(Sender: TObject);
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procedure PivotKeyPress(Sender: TObject; var Key: Char);
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procedure btnResetPivotClick(Sender: TObject);
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procedure btnPickPivotClick(Sender: TObject);
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private
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TriangleView: TCustomDrawControl;
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cmap: TColorMap;
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// cp1: TControlPoint;
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PreviewDensity: double;
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// --Z--
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viewDragMode, viewDragged: boolean;
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editMode, oldMode: (modeNone, modeMove, modeRotate, modeScale, modePick);
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modeKey: word;
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key_handled: boolean;
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MousePos: TPoint; // in screen coordinates
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mouseOverTriangle, mouseOverCorner: integer;
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varDragMode: boolean;
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varDragIndex :integer;
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varDragValue: double;
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varDragPos, varDragOld: integer;
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varMM: boolean; //hack?
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{
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spinnerMode: boolean;
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spinnerOld, spinnerPos: integer;
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spinnerValue: double;
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SpinnerAssoc: TEdit;
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}
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// --Z-- variables moved from outside
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GraphZoom: double;
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TriangleCaught, CornerCaught: boolean;
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LocalAxisLocked: boolean;
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// SelectedTriangle: integer; // outside only for scripting (??)
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SelectedCorner: integer;
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SelectMode: boolean;
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HasChanged: boolean;
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oldx, oldy, olddist: double;
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Pivot, LocalPivot, WorldPivot: TSPoint;
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PivotMode: (pivotLocal, pivotWorld);
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VarsCache: array[0..64] of double; // hack: to prevent slow valuelist redraw
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colorDrag, colorChanged: boolean;
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colorDragX, colorOldX: integer;
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(*
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{ Options }
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UseFlameBackground, UseTransformColors: boolean;
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BackGroundColor, ReferenceTrianglecolor: integer;
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GridColor1, GridColor2, HelpersColor: integer;
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*)
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procedure UpdateFlameX;
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procedure UpdateFlame(DrawMain: boolean);
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procedure DeleteTriangle(t: integer);
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function GetPivot: TSPoint; overload;
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function GetPivot(n: integer): TSPoint; overload;
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//moved to public: function GetTriangleColor(n: integer): TColor;
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// --Z-- functions moved from outside (?)
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procedure ShowSelectedInfo;
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procedure Scale(var fx, fy: double; x, y: integer);
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// procedure ReadjustWeights(var cp: TControlPoint);
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procedure TriangleViewPaint(Sender: TObject);
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procedure AutoZoom;
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public
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cp: TControlPoint;
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Render: TRenderer;
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SelectedTriangle: integer;
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procedure UpdatePreview;
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procedure UpdateDisplay(PreviewOnly: boolean = false); //(?)
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function GetTriangleColor(n: integer): TColor;
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end;
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const
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TrgColors: array[-1..13] of TColor = (clGray,
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$0000ff, $00ffff, $00ff00, $ffff00, $ff0000, $ff00ff, $007fff,
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$7f00ff, $55ffff, $ccffcc, $ffffaa, $ff7f7f, $ffaaff, $55ccff );
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var
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EditForm: TEditForm;
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// pcenterx, pcentery, pscale: double;
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function ColorValToColor(c: TColorMap; index: double): TColor;
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function FlipTriangleVertical(t: TTriangle): TTriangle;
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function FlipTriangleHorizontal(t: TTriangle): TTriangle;
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function RotateTriangle(t: TTriangle; rad: double): TTriangle;
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function OffsetTriangle(t: TTriangle; range: double): TTriangle;
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function ScaleTriangle(t: TTriangle; scale: double): TTriangle;
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function RotateTriangleCenter(t: TTriangle; rad: double): TTriangle;
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function RotateTrianglePoint(t: TTriangle; x, y, rad: double): TTriangle;
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function Centroid(t: TTriangle): TSPoint;
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function OffsetTriangleRandom(t: TTriangle): TTriangle;
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function ScaleTriangleCenter(t: TTriangle; scale: double): TTriangle;
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function ScaleTrianglePoint(t: TTriangle; x, y, scale: double): TTriangle;
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//procedure ScaleAll;
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implementation
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uses
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Main, Global, Adjust, Mutate, XformMan;
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const
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SUB_BATCH_SIZE = 1000;
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SC_MyMenuItem1 = WM_USER + 1;
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var
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oldTriangle: TTriangle;
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gCenterX: double;
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gCenterY: double;
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HelpersEnabled: boolean = true;
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{$R *.DFM}
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{ Triangle transformations }
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function OffsetTriangleRandom(t: TTriangle): TTriangle;
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var
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r: integer;
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begin
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r := random(3);
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Result.x[r] := t.x[r] + random - 0.5;
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Result.y[r] := t.y[r] + random - 0.5;
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end;
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function FlipTriangleVertical(t: TTriangle): TTriangle;
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begin
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Result := t;
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Result.y[0] := -t.y[0];
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Result.y[1] := -t.y[1];
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Result.y[2] := -t.y[2];
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end;
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function FlipTriangleHorizontal(t: TTriangle): TTriangle;
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begin
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Result := t;
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Result.x[0] := -t.x[0];
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Result.x[1] := -t.x[1];
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Result.x[2] := -t.x[2];
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end;
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function ScaleTriangle(t: TTriangle; scale: double): TTriangle;
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begin
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Result.y[0] := scale * t.y[0];
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Result.y[1] := scale * t.y[1];
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Result.y[2] := scale * t.y[2];
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Result.x[0] := scale * t.x[0];
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Result.x[1] := scale * t.x[1];
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Result.x[2] := scale * t.x[2];
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end;
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function Centroid(t: TTriangle): TSPoint;
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begin
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Result.x := (t.x[0] + t.x[1] + t.x[2]) / 3;
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Result.y := (t.y[0] + t.y[1] + t.y[2]) / 3;
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end;
|
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function ScaleTriangleCenter(t: TTriangle; scale: double): TTriangle;
|
||
var
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xr, yr: double;
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z: TSPoint;
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||
begin
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assert(scale <> 0);
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||
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z := Centroid(t);
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xr := z.x;
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yr := z.y;
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||
Result.y[0] := scale * (t.y[0] - yr) + yr;
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Result.y[1] := scale * (t.y[1] - yr) + yr;
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Result.y[2] := scale * (t.y[2] - yr) + yr;
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Result.x[0] := scale * (t.x[0] - xr) + xr;
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Result.x[1] := scale * (t.x[1] - xr) + xr;
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Result.x[2] := scale * (t.x[2] - xr) + xr;
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end;
|
||
|
||
function ScaleTrianglePoint(t: TTriangle; x, y, scale: double): TTriangle;
|
||
begin
|
||
assert(scale <> 0);
|
||
|
||
Result.y[0] := scale * (t.y[0] - y) + y;
|
||
Result.y[1] := scale * (t.y[1] - y) + y;
|
||
Result.y[2] := scale * (t.y[2] - y) + y;
|
||
Result.x[0] := scale * (t.x[0] - x) + x;
|
||
Result.x[1] := scale * (t.x[1] - x) + x;
|
||
Result.x[2] := scale * (t.x[2] - x) + x;
|
||
end;
|
||
|
||
function RotateTriangle(t: TTriangle; rad: double): TTriangle; //rad in Radians
|
||
var
|
||
i: integer;
|
||
begin
|
||
for i := 0 to 2 do
|
||
begin
|
||
Result.x[i] := t.x[i] * cos(rad) - t.y[i] * sin(rad);
|
||
Result.y[i] := t.x[i] * sin(rad) + t.y[i] * cos(rad);
|
||
end;
|
||
end;
|
||
|
||
function OffsetTriangle(t: TTriangle; range: double): TTriangle;
|
||
var
|
||
i: integer;
|
||
r: double;
|
||
begin
|
||
r := (random * 2 * range) - range;
|
||
for i := 0 to 2 do
|
||
begin
|
||
Result.x[i] := t.x[i] + r;
|
||
Result.y[i] := t.y[i] + r;
|
||
end;
|
||
end;
|
||
|
||
{
|
||
procedure ScaleAll;
|
||
var
|
||
i, j: integer;
|
||
begin
|
||
for i := 0 to 2 do
|
||
begin
|
||
MainTriangles[-1].y[i] := MainTriangles[-1].y[i] * 0.2;
|
||
MainTriangles[-1].x[i] := MainTriangles[-1].x[i] * 0.2;
|
||
end;
|
||
for j := 0 to Transforms - 1 do
|
||
for i := 0 to 2 do
|
||
begin
|
||
MainTriangles[j].y[i] := MainTriangles[j].y[i] * 0.2;
|
||
MainTriangles[j].x[i] := MainTriangles[j].x[i] * 0.2;
|
||
end;
|
||
end;
|
||
}
|
||
|
||
function RotateTriangleCenter(t: TTriangle; rad: double): TTriangle;
|
||
var
|
||
i: integer;
|
||
xr, yr: double;
|
||
z: TSPoint;
|
||
begin
|
||
z := Centroid(t);
|
||
xr := z.x;
|
||
yr := z.y;
|
||
for i := 0 to 2 do
|
||
begin
|
||
Result.x[i] := xr + (t.x[i] - xr) * cos(rad) -
|
||
(t.y[i] - yr) * sin(rad);
|
||
Result.y[i] := yr + (t.x[i] - xr) * sin(rad) +
|
||
(t.y[i] - yr) * cos(rad);
|
||
end;
|
||
end;
|
||
|
||
function RotateTrianglePoint(t: TTriangle; x, y, rad: double): TTriangle;
|
||
var
|
||
i: integer;
|
||
xr, yr: double;
|
||
begin
|
||
xr := x;
|
||
yr := y;
|
||
for i := 0 to 2 do
|
||
begin
|
||
Result.x[i] := xr + (t.x[i] - xr) * cos(rad) -
|
||
(t.y[i] - yr) * sin(rad);
|
||
Result.y[i] := yr + (t.x[i] - xr) * sin(rad) +
|
||
(t.y[i] - yr) * cos(rad);
|
||
end;
|
||
end;
|
||
|
||
function ColorValToColor(c: TColorMap; index: double): TColor;
|
||
var
|
||
i: integer;
|
||
begin
|
||
i := Trunc(Index * 255); //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! >>TODO: check<<
|
||
result := c[i][2] shl 16 + c[i][1] shl 8 + c[i][0];
|
||
end;
|
||
|
||
procedure TEditForm.UpdatePreview;
|
||
var
|
||
pw, ph: integer;
|
||
r: double;
|
||
begin
|
||
pw := PrevPnl.Width - 2;
|
||
ph := PrevPnl.Height - 2;
|
||
if (cp.width / cp.height) > (PrevPnl.Width / PrevPnl.Height) then
|
||
begin
|
||
PreviewImage.Width := pw;
|
||
r := cp.width / PreviewImage.Width;
|
||
PreviewImage.height := round(cp.height / r);
|
||
PreviewImage.Left := 1;
|
||
PreviewImage.Top := (ph - PreviewImage.Height) div 2;
|
||
end
|
||
else begin
|
||
PreviewImage.Height := ph;
|
||
r := cp.height / PreviewImage.height;
|
||
PreviewImage.Width := round(cp.Width / r);
|
||
PreviewImage.Top := 1;
|
||
PreviewImage.Left := (pw - PreviewImage.Width) div 2;
|
||
end;
|
||
cp.AdjustScale(PreviewImage.Width, PreviewImage.Height);
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.UpdateDisplay(PreviewOnly: boolean = false);
|
||
var
|
||
i: integer;
|
||
// pw, ph: integer;
|
||
r: double;
|
||
begin
|
||
// currently EditForm does not really know if we select another
|
||
// flame in the Main Window - which is not good...
|
||
{
|
||
if NumXForms(cp) <> NumXForms(MainCp) then
|
||
begin
|
||
SelectedTriangle := 0;
|
||
mouseOverTriangle := -1;
|
||
end;
|
||
}
|
||
cp.copy(MainCp);
|
||
if SelectedTriangle >= NumXForms(cp) then
|
||
begin
|
||
SelectedTriangle := NumXForms(cp)-1;
|
||
mouseOverTriangle := -1;
|
||
end;
|
||
|
||
UpdatePreview;
|
||
|
||
if PreviewOnly then exit;
|
||
|
||
cp.cmap := MainCp.cmap;
|
||
cmap := MainCp.cmap;
|
||
|
||
cbTransforms.Clear;
|
||
for i := 1 to Transforms do cbTransforms.Items.Add(IntToStr(i));
|
||
|
||
// just in case:
|
||
SetCaptureControl(nil);
|
||
HasChanged := false;
|
||
viewDragMode := false;
|
||
varDragMode := false;
|
||
CornerCaught := false;
|
||
TriangleCaught := false;
|
||
|
||
ShowSelectedInfo;
|
||
if MainForm.UndoIndex = 0 then AutoZoom // auto-zoom only on 'new' flame - hmm...?
|
||
else TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.DrawPreview;
|
||
begin
|
||
//Render.Stop;
|
||
cp.sample_density := PreviewDensity;
|
||
cp.spatial_oversample := defOversample;
|
||
cp.spatial_filter_radius := defFilterRadius;
|
||
if mnuResetLoc.checked then
|
||
begin
|
||
cp.zoom := 0;
|
||
cp.CalcBoundbox;
|
||
end
|
||
else
|
||
begin
|
||
cp.zoom := MainCp.zoom;
|
||
cp.center[0] := MainCp.Center[0];
|
||
cp.center[1] := MainCp.Center[1];
|
||
end;
|
||
cp.cmap := MainCp.cmap;
|
||
Render.Compatibility := compatibility;
|
||
Render.SetCP(cp);
|
||
Render.Render;
|
||
PreviewImage.Picture.Bitmap.Assign(Render.GetImage);
|
||
PreviewImage.refresh;
|
||
end;
|
||
|
||
(*
|
||
procedure TEditForm.ReadjustWeights(var cp: TControlPoint);
|
||
{ Thanks to Rudy...code from Chaos }
|
||
// --Z-- and thanks to me for removing this! ;-)
|
||
var
|
||
total, othertotals, excess: double;
|
||
t, i: integer;
|
||
begin
|
||
t := NumXForms(cp);
|
||
{ /* First determine the excess. */ }
|
||
total := 0.0;
|
||
othertotals := 0.0;
|
||
for i := 0 to T - 1 do
|
||
if cp.xform[i].density <> 0.0 then
|
||
begin
|
||
total := total + cp.xform[i].density;
|
||
if (i <> SelectedTriangle) then
|
||
othertotals := othertotals + cp.xform[i].density;
|
||
end;
|
||
{ /* Now we need to fix'em */ }
|
||
//z excess := total - 1.0;
|
||
excess := 1.0 - (total - 1.0)/othertotals; // --Z--
|
||
for i := 0 to T - 1 do
|
||
if (i <> SelectedTriangle) and (cp.xform[i].density <> 0) then
|
||
//z cp.xform[i].density := cp.xform[i].density - cp.xform[i].density / othertotals * excess;
|
||
cp.xform[i].density := cp.xform[i].density * excess; // --Z--
|
||
end;
|
||
*)
|
||
|
||
procedure TEditForm.ShowSelectedInfo;
|
||
var
|
||
i: integer;
|
||
v: double;
|
||
strval: string;
|
||
begin
|
||
if (SelectedTriangle >= Transforms) then SelectedTriangle := Transforms - 1;
|
||
|
||
cbTransforms.ItemIndex := SelectedTriangle;
|
||
cbTransforms.Refresh;
|
||
|
||
with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
txtAx.text := Format('%.6g', [x[0]]);
|
||
txtAy.text := Format('%.6g', [y[0]]);
|
||
txtBx.text := Format('%.6g', [x[1]]);
|
||
txtBy.text := Format('%.6g', [y[1]]);
|
||
txtCx.text := Format('%.6g', [x[2]]);
|
||
txtCy.text := Format('%.6g', [y[2]]);
|
||
end;
|
||
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if btnCoefsRect.Down then begin
|
||
txtA.text := Format('%.6g', [ c[0][0]]);
|
||
txtB.text := Format('%.6g', [-c[0][1]]);
|
||
txtC.text := Format('%.6g', [-c[1][0]]);
|
||
txtD.text := Format('%.6g', [ c[1][1]]);
|
||
txtE.text := Format('%.6g', [ c[2][0]]);
|
||
txtF.text := Format('%.6g', [-c[2][1]]);
|
||
txtPost00.text := Format('%.6g', [ p[0][0]]);
|
||
txtPost01.text := Format('%.6g', [-p[0][1]]);
|
||
txtPost10.text := Format('%.6g', [-p[1][0]]);
|
||
txtPost11.text := Format('%.6g', [ p[1][1]]);
|
||
txtPost20.text := Format('%.6g', [ p[2][0]]);
|
||
txtPost21.text := Format('%.6g', [-p[2][1]]);
|
||
end
|
||
else begin
|
||
txtA.text := Format('%.6g', [Hypot(c[0][0], c[0][1])]);
|
||
txtB.text := Format('%.6g', [arctan2(-c[0][1], c[0][0])*180/PI]);
|
||
txtC.text := Format('%.6g', [Hypot(c[1][0], c[1][1])]);
|
||
txtD.text := Format('%.6g', [arctan2(c[1][1], -c[1][0])*180/PI]);
|
||
txtE.text := Format('%.6g', [Hypot(c[2][0], c[2][1])]);
|
||
txtF.text := Format('%.6g', [arctan2(-c[2][1], c[2][0])*180/PI]);
|
||
txtPost00.text := Format('%.6g', [Hypot(p[0][0], p[0][1])]);
|
||
txtPost01.text := Format('%.6g', [arctan2(-p[0][1], p[0][0])*180/PI]);
|
||
txtPost10.text := Format('%.6g', [Hypot(p[1][0], p[1][1])]);
|
||
txtPost11.text := Format('%.6g', [arctan2(p[1][1], -p[1][0])*180/PI]);
|
||
txtPost20.text := Format('%.6g', [Hypot(p[2][0], p[2][1])]);
|
||
txtPost21.text := Format('%.6g', [arctan2(-p[2][1], p[2][0])*180/PI]);
|
||
end;
|
||
|
||
txtP.text := Format('%.6g', [density]);
|
||
txtSymmetry.text := Format('%.6g', [symmetry]);
|
||
|
||
pnlXFormColor.Color := ColorValToColor(cp.cmap, color);
|
||
txtXFormColor.Text := Format('%1.3f', [color]);
|
||
scrlXFormcolor.Position := Trunc(color * scrlXFormColor.Max);
|
||
|
||
for i := 0 to NRVAR-1 do begin
|
||
v := vars[i];
|
||
if v <> VarsCache[i] then
|
||
begin
|
||
VarsCache[i]:=v;
|
||
VEVars.Values[VarNames(i)] := Format('%.6g', [v]);
|
||
end;
|
||
end;
|
||
|
||
for i:= 0 to GetNrVariableNames - 1 do begin
|
||
GetVariable(GetVariableNameAt(i), v);
|
||
strval := Format('%.6g', [v]);
|
||
// kinda funny, but it really helped...
|
||
if vleVariables.Values[GetVariableNameAt(i)] <> strval then
|
||
vleVariables.Values[GetVariableNameAt(i)] := strval;
|
||
end;
|
||
end;
|
||
|
||
if PivotMode = pivotLocal then begin
|
||
editPivotX.Text := Format('%.6g', [LocalPivot.x]);
|
||
editPivotY.Text := Format('%.6g', [LocalPivot.y]);
|
||
end
|
||
else begin
|
||
editPivotX.Text := Format('%.6g', [WorldPivot.x]);
|
||
editPivotY.Text := Format('%.6g', [WorldPivot.y]);
|
||
end;
|
||
|
||
PageControl.Refresh;
|
||
end;
|
||
|
||
procedure TEditForm.Scale(var fx, fy: double; x, y: integer);
|
||
var
|
||
sc: double;
|
||
begin
|
||
sc := 50 * GraphZoom;
|
||
fx := (x - (TriangleView.Width / 2)) / sc + gCenterX;
|
||
fy := -((y - (TriangleView.Height / 2)) / sc - gCentery);
|
||
end;
|
||
|
||
procedure TEditForm.AutoZoom;
|
||
var
|
||
i, j: integer;
|
||
xminz, yminz, xmaxz, ymaxz: double;
|
||
gxlength, gylength: double;
|
||
begin
|
||
xminz := 0;
|
||
yminz := 0;
|
||
xmaxz := 0;
|
||
ymaxz := 0;
|
||
for i := -1 to Transforms - 1 do
|
||
begin
|
||
for j := 0 to 2 do
|
||
begin
|
||
if MainTriangles[i].x[j] < xminz then xminz := MainTriangles[i].x[j];
|
||
if MainTriangles[i].y[j] < yminz then yminz := MainTriangles[i].y[j];
|
||
if MainTriangles[i].x[j] > xmaxz then xmaxz := MainTriangles[i].x[j];
|
||
if MainTriangles[i].y[j] > ymaxz then ymaxz := MainTriangles[i].y[j];
|
||
end;
|
||
end;
|
||
gxlength := xmaxz - xminz;
|
||
gylength := ymaxz - yminz;
|
||
gCenterX := xminz + gxlength / 2;
|
||
gCentery := yminz + gylength / 2;
|
||
|
||
if gxlength >= gylength then
|
||
GraphZoom := TriangleView.Width / 60 / gxlength
|
||
else
|
||
GraphZoom := TriangleView.Height / 60 / gylength;
|
||
EditForm.StatusBar.Panels[2].Text := Format('Zoom: %f', [GraphZoom]);
|
||
|
||
TriangleView.Invalidate;//Refresh;
|
||
end;
|
||
|
||
procedure TEditForm.UpdateFlameX;
|
||
var
|
||
i: integer;
|
||
begin
|
||
for i := 0 to Transforms - 1 do
|
||
begin
|
||
// CP_compute(cp1, Triangles[i], Triangles[-1], i);
|
||
solve3(MainTriangles[-1].x[0], MainTriangles[-1].y[0], MainTriangles[i].x[0],
|
||
MainTriangles[-1].x[1], MainTriangles[-1].y[1], MainTriangles[i].x[1],
|
||
MainTriangles[-1].x[2], MainTriangles[-1].y[2], MainTriangles[i].x[2],
|
||
cp.xform[i].c[0][0], cp.xform[i].c[1][0], cp.xform[i].c[2][0]);
|
||
|
||
solve3(MainTriangles[-1].x[0], MainTriangles[-1].y[0], MainTriangles[i].y[0],
|
||
MainTriangles[-1].x[1], MainTriangles[-1].y[1], MainTriangles[i].y[1],
|
||
MainTriangles[-1].x[2], MainTriangles[-1].y[2], MainTriangles[i].y[2],
|
||
cp.xform[i].c[0][1], cp.xform[i].c[1][1], cp.xform[i].c[2][1]);
|
||
end;
|
||
|
||
cp.GetFromTriangles(MainTriangles, Transforms);
|
||
if not chkPreserve.checked then cp.ComputeWeights(MainTriangles, transforms);
|
||
DrawPreview;
|
||
ShowSelectedInfo;
|
||
TriangleView.Refresh;;
|
||
end;
|
||
|
||
procedure TEditForm.UpdateFlame(DrawMain: boolean);
|
||
begin
|
||
//; MainForm.StopThread;
|
||
StatusBar.Panels[2].Text := Format('Zoom: %f', [GraphZoom]);
|
||
cp.GetFromTriangles(MainTriangles, transforms);
|
||
// if not chkPreserve.Checked then ComputeWeights(cp, MainTriangles, transforms);
|
||
DrawPreview;
|
||
ShowSelectedInfo;
|
||
TriangleView.Refresh;
|
||
if DrawMain then begin
|
||
MainForm.StopThread;
|
||
MainCp.Copy(cp);
|
||
MainCp.cmap := cmap;
|
||
if mnuResetLoc.checked then begin
|
||
MainCp.zoom := 0;
|
||
MainForm.center[0] := cp.center[0];
|
||
MainForm.center[1] := cp.center[1];
|
||
end;
|
||
// if AdjustForm.Visible then AdjustForm.UpdateDisplay;
|
||
if MutateForm.Visible then MutateForm.UpdateDisplay;
|
||
MainForm.RedrawTimer.enabled := true;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.DeleteTriangle(t: integer);
|
||
var
|
||
i, j: integer;
|
||
begin
|
||
if Transforms > 2 then
|
||
{ Can't have less than 2 transofms}
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
if t = (Transforms - 1) then
|
||
{ Last triangle...just reduce number}
|
||
begin
|
||
Transforms := Transforms - 1;
|
||
SelectedTriangle := Transforms - 1;
|
||
cp.xform[transforms].density := 0;
|
||
cbTransforms.Clear;
|
||
UpdateFlame(True);
|
||
end
|
||
else
|
||
begin
|
||
for i := t to Transforms - 2 do
|
||
begin
|
||
{ copy higher transforms down }
|
||
MainTriangles[i] := MainTriangles[i + 1];
|
||
cp.xform[i].Assign(cp.xform[i + 1]);
|
||
end;
|
||
Transforms := Transforms - 1;
|
||
cp.xform[transforms].density := 0;
|
||
UpdateFlame(True);
|
||
end;
|
||
cbTransforms.clear;
|
||
for i := 1 to Transforms do cbTransforms.Items.Add(IntToStr(i));
|
||
cbTransforms.ItemIndex := SelectedTriangle;
|
||
end;
|
||
end;
|
||
|
||
function InsideTriangle(x, y: double): integer;
|
||
var
|
||
i, j, k: integer;
|
||
inside: boolean;
|
||
begin
|
||
{ is x, y inside a triangle }
|
||
Result := -1;
|
||
inside := False;
|
||
j := 2;
|
||
for k := Transforms - 1 downto 0 do
|
||
begin
|
||
for i := 0 to 2 do
|
||
begin
|
||
if (((MainTriangles[k].y[i] <= y) and
|
||
(y < MainTriangles[k].y[j])) or
|
||
((MainTriangles[k].y[j] <= y) and
|
||
(y < MainTriangles[k].y[i]))) and
|
||
(x < (MainTriangles[k].x[j] - MainTriangles[k].x[i]) *
|
||
(y - MainTriangles[k].y[i]) /
|
||
(MainTriangles[k].y[j] - MainTriangles[k].y[i]) +
|
||
MainTriangles[k].x[i]) then
|
||
Inside := not Inside;
|
||
j := i
|
||
end;
|
||
if inside then break;
|
||
end;
|
||
if inside then Result := k;
|
||
end;
|
||
|
||
function TEditForm.GetTriangleColor(n: integer): TColor;
|
||
begin
|
||
if chkUseXFormColor.checked then
|
||
Result := ColorValToColor(MainCp.cmap, cp.xform[n].color)
|
||
else Result := TrgColors[n mod 14];
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewPaint(Sender: TObject);
|
||
const
|
||
foc_ofs = 4;
|
||
foc_size = 32;
|
||
var
|
||
ix, iy, sc: double;
|
||
|
||
function ToScreen(fx, fy: double): TPoint;
|
||
begin
|
||
Result.x := integer(round(ix + (fx - gCenterX) * sc));
|
||
Result.y := integer(round(iy - (fy - gCenterY) * sc));
|
||
end;
|
||
|
||
var
|
||
dx, dy: double;
|
||
Width, Height: integer;
|
||
BitMap: TBitMap;
|
||
|
||
procedure LineDxDy;
|
||
var
|
||
k: double;
|
||
begin
|
||
if (dx <> 0) and (dy <> 0) then with Bitmap.Canvas do
|
||
begin
|
||
k := dy / dx;
|
||
if abs(k) < 1 then begin
|
||
MoveTo(0, round(iy - sc*(Pivot.y - ( ix/sc-GCenterX+Pivot.x)*k - GCenterY)));
|
||
LineTo(Width, round(iy - sc*(Pivot.y - (-ix/sc-GCenterX+Pivot.x)*k - GCenterY)));
|
||
end
|
||
else begin
|
||
MoveTo(round(ix + sc*(Pivot.x - (-iy/sc-GCenterY+Pivot.y)/k - GCenterX)), 0);
|
||
LineTo(round(ix + sc*(Pivot.x - ( iy/sc-GCenterY+Pivot.y)/k - GCenterX)), Height);
|
||
end;
|
||
end;
|
||
end;
|
||
var
|
||
i, n, tc: integer;
|
||
d, d1: double;
|
||
tx, ty: double;
|
||
|
||
ax, ay: integer;
|
||
a, b, c: TPoint;
|
||
|
||
gridX1, gridX2, gridY1, gridY2, gi, gstep: double;
|
||
gp: TRoundToRange;
|
||
|
||
tps: TPenStyle;
|
||
label DrawCorner;
|
||
begin
|
||
assert(SelectedTriangle >= 0);
|
||
assert(TCustomDrawControl(Sender) = TriangleView);
|
||
if SelectedTriangle >= Transforms then SelectedTriangle := Transforms-1;
|
||
|
||
BitMap := TBitMap.Create;
|
||
Width := TriangleView.Width;
|
||
Height := TriangleView.Height;
|
||
Bitmap.Width := Width;
|
||
Bitmap.Height := Height;
|
||
ix := Width / 2;
|
||
iy := Height / 2;
|
||
sc := 50 * GraphZoom;
|
||
try
|
||
with Bitmap.Canvas do
|
||
begin
|
||
brush.Color := EditorBkgColor; //pnlBackColor.Color;
|
||
FillRect(Rect(0, 0, Width, Height));
|
||
|
||
Pen.Style := psSolid;
|
||
Pen.Width := 1;
|
||
|
||
// draw grid
|
||
Pen.Color := GridColor2;
|
||
gridX1:=gCenterX-ix/sc;
|
||
gridX2:=gCenterX+(Width-ix)/sc;
|
||
gridY1:=gCenterY-iy/sc;
|
||
gridY2:=gCenterY+(Height-iy)/sc;
|
||
try // who knows... ;)
|
||
gp:=round(log10(max(Width, Height)/sc))-1;
|
||
gstep:=power(10.0, gp);
|
||
except
|
||
gp:=0;
|
||
gstep:=1.0;
|
||
end;
|
||
|
||
gi:=RoundTo(gridX1, gp);
|
||
while gi <= gridX2 do
|
||
begin
|
||
ax:=integer(round(ix + (gi - gCenterX)*sc));
|
||
MoveTo(ax, 0);
|
||
LineTo(ax, Height);
|
||
gi:=gi+gstep;
|
||
end;
|
||
gi:=RoundTo(gridY1, gp);
|
||
while gi <= gridY2 do
|
||
begin
|
||
ay:=integer(round(iy - (gi - gCenterY)*sc));
|
||
MoveTo(0, ay);
|
||
LineTo(Width, ay);
|
||
gi:=gi+gstep;
|
||
end;
|
||
// draw axis
|
||
Pen.Color := GridColor1;
|
||
ax := integer(round(ix - gCenterX*sc));
|
||
ay := integer(round(iy + gCentery*sc));
|
||
MoveTo(ax, 0);
|
||
LineTo(ax, Height-1);
|
||
MoveTo(0, ay);
|
||
LineTo(Width-1, ay);
|
||
|
||
{Reference Triangle}
|
||
Pen.Style := psDot;
|
||
Pen.color := ReferenceTriangleColor; //pnlReference.Color;
|
||
brush.Color := gridColor1 shr 1 and $7f7f7f;
|
||
a := ToScreen(MainTriangles[-1].x[0], MainTriangles[-1].y[0]);
|
||
b := ToScreen(MainTriangles[-1].x[1], MainTriangles[-1].y[1]);
|
||
c := ToScreen(MainTriangles[-1].x[2], MainTriangles[-1].y[2]);
|
||
Polyline([a, b, c, a]);
|
||
|
||
brush.Color := EditorBkgColor; //pnlBackColor.Color;
|
||
Font.color := Pen.color;
|
||
TextOut(c.x-9, c.y-12, 'Y');
|
||
TextOut(b.x-8, b.y+1, 'O');
|
||
TextOut(a.x+2, a.y+1, 'X');
|
||
|
||
Pen.Style := psSolid;
|
||
|
||
{Transforms}
|
||
for i := 0 to Transforms - 1 do
|
||
begin
|
||
if i <> SelectedTriangle then Pen.Style := psDot;
|
||
|
||
with cp.xform[i] do
|
||
if (p[0,0]<>1) or (p[0,1]<>0) or(p[1,0]<>0) or (p[1,1]<>1) or (p[2,0]<>0) or (p[2,1]<>0) then
|
||
begin
|
||
Pen.Color := GetTriangleColor(i) shr 1 and $7f7f7f;
|
||
//Pen.Mode := pmMerge;
|
||
a:=toscreen(p[0,0] - p[1,0] + p[2,0], -p[0,1] + p[1,1] - p[2,1]);
|
||
moveto(a.x, a.y);
|
||
b:=toscreen(p[0,0] + p[1,0] + p[2,0], -p[0,1] - p[1,1] - p[2,1]);
|
||
lineto(b.x, b.y);
|
||
b:=toscreen(-p[0,0] + p[1,0] + p[2,0], p[0,1] - p[1,1] - p[2,1]);
|
||
lineto(b.x, b.y);
|
||
b:=toscreen(-p[0,0] - p[1,0] + p[2,0], p[0,1] + p[1,1] - p[2,1]);
|
||
lineto(b.x, b.y);
|
||
lineto(a.x, a.y);
|
||
|
||
|
||
tps := Pen.Style;
|
||
Pen.Style := psDot;
|
||
a:=toscreen(p[1,0] + p[2,0], -p[1,1] - p[2,1]);
|
||
moveto(a.x, a.y);
|
||
a:=toscreen(-p[1,0] + p[2,0], p[1,1] - p[2,1]);
|
||
lineto(a.x, a.y);
|
||
|
||
a:=toscreen(p[0,0] + p[2,0], -p[0,1] - p[2,1]);
|
||
lineto(a.x, a.y);
|
||
a:=toscreen(-p[0,0] + p[2,0], p[0,1] - p[2,1]);
|
||
lineto(a.x, a.y);
|
||
Pen.Style := tps;
|
||
end;
|
||
|
||
Pen.Color := GetTriangleColor(i);
|
||
a := ToScreen(MainTriangles[i].x[0], MainTriangles[i].y[0]);
|
||
b := ToScreen(MainTriangles[i].x[1], MainTriangles[i].y[1]);
|
||
c := ToScreen(MainTriangles[i].x[2], MainTriangles[i].y[2]);
|
||
Polyline([a, b, c, a]);
|
||
|
||
Pen.Style := psSolid;
|
||
Ellipse(a.x - 4, a.y - 4, a.x + 4, a.y + 4);
|
||
Ellipse(b.x - 4, b.y - 4, b.x + 4, b.y + 4);
|
||
Ellipse(c.x - 4, c.y - 4, c.x + 4, c.y + 4);
|
||
|
||
Font.color := Pen.color;
|
||
TextOut(c.x+2, c.y+1, 'Y');
|
||
TextOut(b.x+2, b.y+1, 'O');
|
||
TextOut(a.x+2, a.y+1, 'X');
|
||
end;
|
||
|
||
if tbVarPreview.Down then
|
||
begin
|
||
assert(trkVarPreviewRange.position > 0);
|
||
assert(trkVarPreviewDensity.position > 0);
|
||
|
||
cp.xform[SelectedTriangle].prepare;
|
||
n := trkVarPreviewRange.position * trkVarPreviewDensity.position * 5;
|
||
d1 := trkVarPreviewDensity.position * 5;
|
||
tc := GetTriangleColor(SelectedTriangle);
|
||
for ax := -n to n do
|
||
for ay := -n to n do
|
||
try
|
||
tx := ax / d1;
|
||
ty := ay / d1;
|
||
for i := trkVarPreviewDepth.position downto 1 do
|
||
cp.xform[SelectedTriangle].NextPointXY(tx, ty);
|
||
a := toscreen(tx, -ty);
|
||
Pixels[a.x, a.y] := tc;
|
||
except
|
||
end;
|
||
end;
|
||
|
||
if (TriangleCaught or CornerCaught) then // if dragging, draw pivot axis
|
||
begin
|
||
mouseOverTriangle := SelectedTriangle;
|
||
|
||
if HelpersEnabled then
|
||
begin
|
||
pen.Color := HelpersColor;
|
||
pen.Mode := pmMerge;
|
||
pen.Style := psSolid;
|
||
a := ToScreen(Pivot.x, Pivot.y);
|
||
MoveTo(a.x, 0);
|
||
LineTo(a.x, Height);
|
||
MoveTo(0, a.y);
|
||
LineTo(Width, a.y);
|
||
|
||
if (editMode = modeRotate) then // draw circle
|
||
begin
|
||
if CornerCaught then begin
|
||
dx := MainTriangles[SelectedTriangle].x[SelectedCorner] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[SelectedCorner] - Pivot.y;
|
||
d := Hypot(dx, dy);
|
||
end
|
||
else begin
|
||
dx := MainTriangles[SelectedTriangle].x[0] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[0] - Pivot.y;
|
||
d := Hypot(dx, dy);
|
||
for i := 1 to 2 do
|
||
begin
|
||
d1 := dist(Pivot.x, Pivot.y, MainTriangles[SelectedTriangle].x[i], MainTriangles[SelectedTriangle].y[i]);
|
||
if d1 > d then
|
||
begin
|
||
dx := dx/d*d1;
|
||
dy := dy/d*d1;
|
||
d := d1;
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
//i := min( min(Width, Height), integer(round(dmax * sc)));
|
||
i := integer(round(d * sc));
|
||
if i > 4 then
|
||
begin
|
||
pen.Color := HelpersColor;
|
||
brush.Style := bsClear;
|
||
Ellipse(a.x - i, a.y - i, a.x + i, a.y + i);
|
||
|
||
a := ToScreen(Pivot.x - dy, Pivot.y + dx);
|
||
b := ToScreen(Pivot.x + dy, Pivot.y - dx);
|
||
c := ToScreen(Pivot.x, Pivot.y);
|
||
MoveTo(a.x, a.y);
|
||
LineTo(c.X, c.y); // not necessary but it looks better with it...
|
||
LineTo(b.X, b.y);
|
||
end;
|
||
|
||
// rotated axis
|
||
LineDxDy;
|
||
end
|
||
else if (editMode = modeScale) then // draw lines
|
||
begin
|
||
if CornerCaught then begin
|
||
dx := MainTriangles[SelectedTriangle].x[SelectedCorner] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[SelectedCorner] - Pivot.y;
|
||
LineDxDy;
|
||
end
|
||
else begin // hmmm...
|
||
dx := MainTriangles[SelectedTriangle].x[0] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[0] - Pivot.y;
|
||
LineDxDy;
|
||
dx := MainTriangles[SelectedTriangle].x[1] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[1] - Pivot.y;
|
||
LineDxDy;
|
||
dx := MainTriangles[SelectedTriangle].x[2] - Pivot.x;
|
||
dy := MainTriangles[SelectedTriangle].y[2] - Pivot.y;
|
||
LineDxDy;
|
||
end;
|
||
end
|
||
else //if editMode = modeMove then // draw target axis
|
||
begin
|
||
Pen.Color := HelpersColor;
|
||
Pen.Mode := pmMerge;//Xor;
|
||
brush.Color := 0;
|
||
if CornerCaught then
|
||
a := ToScreen(MainTriangles[SelectedTriangle].x[SelectedCorner],
|
||
MainTriangles[SelectedTriangle].y[SelectedCorner])
|
||
else
|
||
a := ToScreen(GetPivot.x, GetPivot.y);
|
||
MoveTo(a.x, 0);
|
||
LineTo(a.x, Height);
|
||
MoveTo(0, a.y);
|
||
LineTo(Width, a.y);
|
||
Pen.Mode := pmCopy;
|
||
end;
|
||
end; // endif HelpersEnabled
|
||
end;
|
||
|
||
if (mouseOverTriangle >= 0) then // highlight triangle under cursor
|
||
begin
|
||
a := ToScreen(MainTriangles[mouseOverTriangle].x[0], MainTriangles[mouseOverTriangle].y[0]);
|
||
b := ToScreen(MainTriangles[mouseOverTriangle].x[1], MainTriangles[mouseOverTriangle].y[1]);
|
||
c := ToScreen(MainTriangles[mouseOverTriangle].x[2], MainTriangles[mouseOverTriangle].y[2]);
|
||
|
||
pen.Width:=2;
|
||
Pen.Color:=GetTriangleColor(mouseOverTriangle) shr 1 and $7f7f7f;
|
||
Pen.Mode:=pmMerge;
|
||
brush.Color:=Pen.Color shr 1 and $7f7f7f;
|
||
|
||
if SelectMode or (mouseOverTriangle = SelectedTriangle) then
|
||
Polygon([a, b, c])
|
||
else
|
||
PolyLine([a, b, c, a]);
|
||
|
||
pen.width:=4;
|
||
Ellipse(a.x - 3, a.y - 3, a.x + 3, a.y + 3);
|
||
Ellipse(b.x - 3, b.y - 3, b.x + 3, b.y + 3);
|
||
Ellipse(c.x - 3, c.y - 3, c.x + 3, c.y + 3);
|
||
pen.width:=1;
|
||
pen.mode:=pmCopy;
|
||
|
||
if not (CornerCaught or TriangleCaught) then // show used variations
|
||
begin
|
||
font.Color := GetTriangleColor(mouseOverTriangle);
|
||
brush.Style := bsClear;
|
||
ay := Height-foc_ofs*2 + font.Height; // font.height < 0
|
||
for i:= NRVAR - 1 downto 0 do
|
||
if cp.xform[mouseOverTriangle].vars[i] <> 0 then
|
||
begin
|
||
ax := Width-foc_ofs*2 - TextWidth(Varnames(i));
|
||
TextOut(ax, ay, Varnames(i));
|
||
Inc(ay, font.Height);
|
||
end;
|
||
// brush.Style := bsSolid;
|
||
end;
|
||
end;
|
||
|
||
pen.color := clWhite;
|
||
if CornerCaught then // draw selected corner
|
||
begin
|
||
brush.Color:=clSilver;
|
||
a := ToScreen(MainTriangles[SelectedTriangle].x[SelectedCorner], MainTriangles[SelectedTriangle].y[SelectedCorner]);
|
||
Ellipse(a.x - 4, a.y - 4, a.x + 4, a.y + 4);
|
||
end
|
||
else if (mouseOverTriangle>=0) and (mouseOverCorner >= 0) then // highlight corner under cursor
|
||
begin
|
||
// brush.Color:=clSilver;
|
||
|
||
case mouseOverCorner of
|
||
0: brush.Color:=clRed;
|
||
2: brush.Color:=clGreen;
|
||
else brush.Color:=clSilver;
|
||
end;
|
||
|
||
a := ToScreen(MainTriangles[mouseOverTriangle].x[mouseOverCorner], MainTriangles[mouseOverTriangle].y[mouseOverCorner]);
|
||
Ellipse(a.x - 4, a.y - 4, a.x + 4, a.y + 4);
|
||
|
||
// hmm... TODO: optimize
|
||
if HelpersEnabled then begin
|
||
pen.Color := HelpersColor;
|
||
pen.Mode := pmMerge;
|
||
pen.Style := psDot;
|
||
brush.Style := bsClear;
|
||
if (editMode = modeRotate) then
|
||
begin
|
||
i := integer(round(olddist * sc));
|
||
if i > 4 then begin
|
||
a := ToScreen(pivot.x, pivot.y);
|
||
Ellipse(a.x - i, a.y - i, a.x + i, a.y + i);
|
||
end;
|
||
end
|
||
else if editMode = modeScale then
|
||
begin
|
||
dx := MainTriangles[mouseOverTriangle].x[mouseOverCorner] - Pivot.x;
|
||
dy := MainTriangles[mouseOverTriangle].y[mouseOverCorner] - Pivot.y;
|
||
LineDxDy;
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
// draw pivot point
|
||
a := ToScreen(GetPivot.x, GetPivot.y);
|
||
Pen.Style := psSolid;
|
||
pen.Color := clWhite;
|
||
brush.Color := clSilver;
|
||
Ellipse(a.x - 2, a.y - 2, a.x + 2, a.y + 2);
|
||
|
||
if TWinControl(Sender).Focused then
|
||
begin
|
||
pen.Color := HelpersColor;
|
||
pen.Mode := pmXor;
|
||
MoveTo(foc_ofs, foc_size);
|
||
LineTo(foc_ofs, foc_ofs);
|
||
LineTo(foc_size, foc_ofs);
|
||
MoveTo(Width-1-foc_ofs, foc_size);
|
||
LineTo(Width-1-foc_ofs, foc_ofs);
|
||
LineTo(Width-1-foc_size, foc_ofs);
|
||
MoveTo(Width-1-foc_ofs, Height-1-foc_size);
|
||
LineTo(Width-1-foc_ofs, Height-1-foc_ofs);
|
||
LineTo(Width-1-foc_size, Height-1-foc_ofs);
|
||
MoveTo(foc_ofs, Height-1-foc_size);
|
||
LineTo(foc_ofs, Height-1-foc_ofs);
|
||
LineTo(foc_size, Height-1-foc_ofs);
|
||
end;
|
||
end;
|
||
TriangleView.Canvas.Draw(0, 0, Bitmap);
|
||
finally
|
||
BitMap.Free;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.FormCreate(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
Screen.Cursors[crEditArrow] := LoadCursor(HInstance, 'ARROW_WHITE');
|
||
Screen.Cursors[crEditMove] := LoadCursor(HInstance, 'MOVE_WB');
|
||
Screen.Cursors[crEditRotate] := LoadCursor(HInstance, 'ROTATE_WB');
|
||
Screen.Cursors[crEditScale] := LoadCursor(HInstance, 'SCALE_WB');
|
||
|
||
// Custom control setup
|
||
TriangleView := TCustomDrawControl.Create(self);
|
||
TriangleView.TabStop := True;
|
||
TriangleView.TabOrder := 0;
|
||
TriangleView.Parent := GrphPnl;
|
||
TriangleView.Align := alClient;
|
||
TriangleView.Visible := True;
|
||
|
||
TriangleView.OnPaint := TriangleViewPaint;
|
||
|
||
TriangleView.OnDblClick := mnuAutoZoomClick;//TriangleViewDblClick;
|
||
TriangleView.OnMouseDown := TriangleViewMouseDown;
|
||
TriangleView.OnMouseMove := TriangleViewMouseMove;
|
||
TriangleView.OnMouseUp := TriangleViewMouseUp;
|
||
TriangleView.OnMouseWheel := TriangleViewMouseWheel;
|
||
TriangleView.OnKeyDown := TriangleViewKeyDown;
|
||
TriangleView.OnKeyUp := TriangleViewKeyUp;
|
||
|
||
TriangleView.OnEnter := TriangleViewInvalidate;
|
||
TriangleView.OnExit := TriangleViewExit;
|
||
TriangleView.OnMouseLeave := TriangleViewmouseLeave;
|
||
//
|
||
|
||
for i:= 0 to NRVAR - 1 do begin
|
||
VEVars.InsertRow(Varnames(i), '0', True);
|
||
end;
|
||
|
||
for i:= 0 to GetNrVariableNames - 1 do begin
|
||
vleVariables.InsertRow(GetVariableNameAt(i), '0', True);
|
||
end;
|
||
|
||
GraphZoom := 1;
|
||
|
||
case EditPrevQual of
|
||
0: begin
|
||
mnuLowQuality.Checked := true;
|
||
PreviewDensity := prevLowQuality;
|
||
end;
|
||
1: begin
|
||
mnuMediumQuality.Checked := true;
|
||
PreviewDensity := prevMediumQuality;
|
||
end;
|
||
2: begin
|
||
mnuHighQuality.Checked := true;
|
||
PreviewDensity := prevHighQuality;
|
||
end;
|
||
end;
|
||
cp := TControlPoint.Create;
|
||
Render := TRenderer.Create;
|
||
|
||
SelectMode := true;
|
||
editMode := modeMove;
|
||
|
||
CornerCaught := False;
|
||
TriangleCaught := False;
|
||
mouseOverTriangle := -1;
|
||
mouseOverCorner := -1;
|
||
|
||
for i := 0 to NRVAR-1 do
|
||
VarsCache[i] := MinDouble;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewMouseMove(Sender: TObject; Shift: TShiftState;
|
||
X, Y: integer);
|
||
var
|
||
vx, vy, fx, fy: double;
|
||
mt, mc: integer;
|
||
a, t: double;
|
||
|
||
i, j: integer;
|
||
d: double;
|
||
|
||
i0, i1: integer;
|
||
label FoundCorner, Skip1, Skip2;
|
||
begin
|
||
Scale(fx, fy, x, y);
|
||
StatusBar.Panels[0].Text := Format('X: %f', [fx]);
|
||
StatusBar.Panels[1].Text := Format('Y: %f', [fy]);
|
||
|
||
if viewDragMode then // graph panning
|
||
begin
|
||
viewDragged := true;
|
||
GcenterX := GcenterX - (fx - oldx);
|
||
GcenterY := GcenterY - (fy - oldy);
|
||
TriangleView.Refresh;
|
||
exit;
|
||
end;
|
||
|
||
mt:=mouseOverTriangle;
|
||
mc:=MouseOverCorner;
|
||
|
||
if not (CornerCaught or TriangleCaught) then // look for a point under cursor
|
||
begin
|
||
if SelectMode then
|
||
begin
|
||
i0:=0;
|
||
i1:=Transforms-1;
|
||
end
|
||
else begin
|
||
i0:=SelectedTriangle;
|
||
i1:=i0;
|
||
end;
|
||
|
||
for i := i1 downto i0 do
|
||
for j := 0 to 2 do
|
||
begin
|
||
d := dist(fx, fy, MainTriangles[i].x[j], MainTriangles[i].y[j]);
|
||
if (d * GraphZoom * 50) < 4 then
|
||
begin
|
||
mouseOverTriangle:=i;
|
||
mouseOverCorner:=j;
|
||
|
||
// -- from MouseDown -- for highlighting:
|
||
// TODO: optimize...
|
||
if (j = 1) then //and ((rgPivot.ItemIndex = 1) or (rgPivot.ItemIndex = 4)) then
|
||
begin
|
||
if PivotMode = pivotLocal then begin
|
||
Pivot.x := 0;
|
||
Pivot.y := 0;
|
||
end
|
||
else Pivot := GetPivot;
|
||
|
||
LocalAxisLocked := true;
|
||
end
|
||
else begin
|
||
Pivot := GetPivot(mouseOverTriangle);
|
||
LocalAxisLocked := false;
|
||
end;
|
||
oldx := MainTriangles[mouseOverTriangle].x[j] - Pivot.X;
|
||
oldy := MainTriangles[mouseOverTriangle].y[j] - Pivot.Y;
|
||
olddist := Hypot(oldx, oldy);
|
||
// --
|
||
|
||
goto FoundCorner;
|
||
end;
|
||
end;
|
||
mouseOverCorner:=-1;
|
||
|
||
i := InsideTriangle(fx, fy);
|
||
if i >= 0 then mouseOverTriangle:=i
|
||
else mouseOverTriangle:=-1;
|
||
|
||
FoundCorner:
|
||
end;
|
||
|
||
if (mouseOverTriangle >= 0) or (SelectMode = false) or (oldMode <> modeNone) then
|
||
case editMode of
|
||
modeMove:
|
||
TriangleView.Cursor := crEditMove;
|
||
modeRotate:
|
||
TriangleView.Cursor := crEditRotate;
|
||
modeScale:
|
||
TriangleView.Cursor := crEditScale;
|
||
end
|
||
else
|
||
TriangleView.Cursor := crEditArrow; //crDefault;
|
||
|
||
Shift := Shift - [ssLeft];
|
||
|
||
if CornerCaught then // Modify a point ///////////////////////////////////////
|
||
begin
|
||
if (editMode = modeRotate) then // rotate point
|
||
begin // rotate point around pivot
|
||
d := dist(Pivot.X, Pivot.Y, fx, fy);
|
||
if d<>0 then begin
|
||
if ssShift in Shift then // angle snap
|
||
begin
|
||
try
|
||
t := StrToFloat(txtTrgRotateValue.Text)/180*PI;
|
||
//assert(t<>0);
|
||
except
|
||
t := 15.0*PI/180.0;
|
||
txtTrgRotateValue.Text := '15';
|
||
end;
|
||
if t = 0 then goto Skip1; //?
|
||
|
||
a := Round(arctan2(fy-Pivot.Y, fx-Pivot.X)/t)*t;
|
||
vx := olddist*cos(a);
|
||
vy := olddist*sin(a);
|
||
end
|
||
else begin
|
||
Skip1:
|
||
vx := (fx-Pivot.X)*olddist/d;
|
||
vy := (fy-Pivot.Y)*olddist/d;
|
||
a := arctan2(vy,vx) - arctan2(oldy,oldx);
|
||
end;
|
||
|
||
if LocalAxisLocked then with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
assert(SelectedCorner = 1);
|
||
x[0] := OldTriangle.x[0] + Pivot.X+vx - OldTriangle.x[1];
|
||
y[0] := OldTriangle.y[0] + Pivot.Y+vy - OldTriangle.y[1];
|
||
x[2] := OldTriangle.x[2] + Pivot.X+vx - OldTriangle.x[1];
|
||
y[2] := OldTriangle.y[2] + Pivot.Y+vy - OldTriangle.y[1];
|
||
end;
|
||
MainTriangles[SelectedTriangle].x[SelectedCorner] := Pivot.X+vx;
|
||
MainTriangles[SelectedTriangle].y[SelectedCorner] := Pivot.Y+vy;
|
||
end
|
||
else a := 0;
|
||
vy := abs(
|
||
arctan2(MainTriangles[SelectedTriangle].y[0]-MainTriangles[SelectedTriangle].y[1],
|
||
MainTriangles[SelectedTriangle].x[0]-MainTriangles[SelectedTriangle].x[1])
|
||
-arctan2(MainTriangles[SelectedTriangle].y[2]-MainTriangles[SelectedTriangle].y[1],
|
||
MainTriangles[SelectedTriangle].x[2]-MainTriangles[SelectedTriangle].x[1])
|
||
);
|
||
if vy > PI then vy := 2*PI - vy;
|
||
StatusBar.Panels[2].Text := Format('Rotate: %3.2f<EFBFBD> <ABC: %3.2f<EFBFBD>', [a*180/PI, vy*180/PI]);
|
||
end
|
||
else if (editMode = modeScale) then
|
||
begin // move point along vector ("scale")
|
||
if olddist<>0 then begin
|
||
d := (oldx*(fx-Pivot.X) + oldy*(fy-Pivot.Y))/olddist;
|
||
|
||
if ssShift in Shift then // 'snapped' scale
|
||
begin
|
||
try // use move-value for 'scaling' point:
|
||
t := abs(StrToFloat(txtTrgMoveValue.Text));
|
||
//assert(t<>0);
|
||
except
|
||
t := 0.1;
|
||
txtTrgMoveValue.Text := '0.1';
|
||
end;
|
||
if t <> 0 then d := Trunc(d/t)*t;
|
||
end;
|
||
vx := oldx*d/olddist;
|
||
vy := oldy*d/olddist;
|
||
|
||
if LocalAxisLocked then with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
assert(SelectedCorner = 1);
|
||
x[0] := OldTriangle.x[0] + Pivot.X+vx - OldTriangle.x[1];
|
||
y[0] := OldTriangle.y[0] + Pivot.Y+vy - OldTriangle.y[1];
|
||
x[2] := OldTriangle.x[2] + Pivot.X+vx - OldTriangle.x[1];
|
||
y[2] := OldTriangle.y[2] + Pivot.Y+vy - OldTriangle.y[1];
|
||
end;
|
||
MainTriangles[SelectedTriangle].x[SelectedCorner] := Pivot.X + vx;
|
||
MainTriangles[SelectedTriangle].y[SelectedCorner] := Pivot.Y + vy;
|
||
|
||
StatusBar.Panels[2].Text := Format('Distance: %3.3f Scale: %3.2f%%',
|
||
[Hypot(vx, vy), d*100/olddist]);
|
||
end
|
||
else begin
|
||
MainTriangles[SelectedTriangle].x[SelectedCorner] := Pivot.X;
|
||
MainTriangles[SelectedTriangle].y[SelectedCorner] := Pivot.Y;
|
||
end;
|
||
end
|
||
else begin // snap/move
|
||
if ssShift in Shift then // snap to axis
|
||
begin
|
||
if abs(fx-Pivot.X) > abs(fy-Pivot.Y) then begin
|
||
vx := fx;
|
||
vy := Pivot.Y;
|
||
end
|
||
else begin
|
||
vx := Pivot.x;
|
||
vy := fy;
|
||
end;
|
||
end
|
||
else begin // just move
|
||
vx := fx;
|
||
vy := fy;
|
||
end;
|
||
MainTriangles[SelectedTriangle].x[SelectedCorner] := vx;
|
||
MainTriangles[SelectedTriangle].y[SelectedCorner] := vy;
|
||
StatusBar.Panels[2].Text := Format('Move: %3.3f ; %3.3f', [vx-(Pivot.X+oldx), vy-(Pivot.Y+oldy)]);
|
||
end;
|
||
// --
|
||
HasChanged := True;
|
||
UpdateFlameX;
|
||
// UpdateFlame(False);
|
||
StatusBar.Refresh;
|
||
exit;
|
||
end
|
||
else if TriangleCaught then // Modify a whole triangle ///////////////////////
|
||
begin
|
||
if (editMode = modeRotate) then // rotate triangle
|
||
begin
|
||
a := arctan2(fy-Pivot.Y, fx-Pivot.X) - arctan2(oldy, oldx);
|
||
if ssShift in Shift then // angle snap
|
||
begin
|
||
try
|
||
t := StrToFloat(txtTrgRotateValue.Text)/180*PI;
|
||
//assert(t<>0);
|
||
except
|
||
t := 15.0*PI/180.0;
|
||
txtTrgRotateValue.Text := '15';
|
||
end;
|
||
if t = 0 then goto Skip2;
|
||
|
||
a := Round(a/t)*t
|
||
end;
|
||
Skip2:
|
||
MainTriangles[SelectedTriangle] :=
|
||
RotateTrianglePoint(OldTriangle, Pivot.X, Pivot.Y, a);
|
||
|
||
vx := MainTriangles[SelectedTriangle].x[0]-MainTriangles[SelectedTriangle].x[1];
|
||
vy := MainTriangles[SelectedTriangle].y[0]-MainTriangles[SelectedTriangle].y[1];
|
||
if abs(vx*(MainTriangles[SelectedTriangle].x[2]-MainTriangles[SelectedTriangle].x[1])+
|
||
vy*(MainTriangles[SelectedTriangle].y[2]-MainTriangles[SelectedTriangle].y[1])) < 0.001
|
||
then
|
||
StatusBar.Panels[2].Text := Format('Rotate: %3.2f<EFBFBD> Local axis: %3.2f<EFBFBD>', [a*180/PI, arctan2(vy, vx)*180/PI])
|
||
else StatusBar.Panels[2].Text := Format('Rotate: %3.2f<EFBFBD>', [a*180/PI]);
|
||
end
|
||
else if (editMode = modeScale) then // scale
|
||
begin
|
||
if olddist<>0 then begin
|
||
vy := (oldx*(fx-Pivot.X) + oldy*(fy-Pivot.Y))/(olddist*olddist);
|
||
|
||
if ssShift in Shift then // 'snapped' scale
|
||
begin
|
||
try
|
||
t := abs(StrToFloat(txtTrgScaleValue.Text)/100.0 - 1.0);
|
||
//assert(t<>0);
|
||
except
|
||
t := 0.1;
|
||
txtTrgRotateValue.Text := '0.1';
|
||
end;
|
||
if t <> 0 then vy := Trunc(vy/t)*t;
|
||
end;
|
||
|
||
MainTriangles[SelectedTriangle] :=
|
||
ScaleTrianglePoint(OldTriangle, Pivot.X, Pivot.Y, vy);
|
||
StatusBar.Panels[2].Text := Format('Scale: %3.2f%%', [vy*100]);
|
||
end
|
||
else MainTriangles[SelectedTriangle] := OldTriangle;
|
||
end
|
||
else begin // snap/move
|
||
vx := fx - (Pivot.x + oldx);
|
||
vy := fy - (Pivot.y + oldy);
|
||
if ssShift in Shift then // snap to axis
|
||
begin
|
||
if abs(vx) > abs(vy) then vy := 0
|
||
else vx := 0;
|
||
end;
|
||
with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
x[0] := OldTriangle.x[0] + vx;
|
||
y[0] := OldTriangle.y[0] + vy;
|
||
x[1] := OldTriangle.x[1] + vx;
|
||
y[1] := OldTriangle.y[1] + vy;
|
||
x[2] := OldTriangle.x[2] + vx;
|
||
y[2] := OldTriangle.y[2] + vy;
|
||
end;
|
||
StatusBar.Panels[2].Text := Format('Move: %3.3f ; %3.3f', [vx, vy]);
|
||
end;
|
||
HasChanged := True;
|
||
UpdateFlameX;
|
||
// UpdateFlame(False);
|
||
StatusBar.Refresh;
|
||
exit;
|
||
end;
|
||
if ((mt <> mouseOverTriangle) or (mc <> MouseOverCorner)) then
|
||
begin
|
||
if (mouseOverTriangle >= 0) then
|
||
StatusBar.Panels[2].Text := Format('Transform #%d', [mouseOverTriangle+1])
|
||
else StatusBar.Panels[2].Text := '';
|
||
TriangleView.Refresh;
|
||
end
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewMouseDown(Sender: TObject; Button: TMouseButton;
|
||
Shift: TShiftState; X, Y: integer);
|
||
var
|
||
d, fx, fy: double;
|
||
i, j: integer;
|
||
i0, i1: integer;
|
||
begin
|
||
TWinControl(Sender).SetFocus;
|
||
|
||
viewDragged := false;
|
||
|
||
Scale(fx, fy, x, y);
|
||
|
||
if editMode = modePick then
|
||
begin
|
||
if PivotMode = pivotLocal then
|
||
with MainTriangles[SelectedTriangle] do begin
|
||
LocalPivot.x :=
|
||
((fx - x[1]) - (x[2]-x[1])/(y[2]-y[1])*(fy - y[1]))/
|
||
((x[0]-x[1]) - (x[2]-x[1])/(y[2]-y[1])*(y[0]-y[1]));
|
||
LocalPivot.y :=
|
||
((fy - y[1]) - (y[0]-y[1])*LocalPivot.x)/(y[2]-y[1]);
|
||
end
|
||
else begin
|
||
WorldPivot.x := fx;
|
||
WorldPivot.y := fy;
|
||
end;
|
||
editMode := oldMode;
|
||
oldMode := modeNone;
|
||
btnPickPivot.Down := false;
|
||
ShowSelectedInfo;
|
||
TriangleView.Invalidate;
|
||
exit;
|
||
end;
|
||
|
||
if Button = mbLeft then
|
||
begin
|
||
Shift := Shift - [ssLeft];
|
||
if SelectMode then
|
||
begin
|
||
i0:=0;
|
||
i1:=Transforms-1;
|
||
end
|
||
else begin // Only check selected triangle
|
||
i0:=SelectedTriangle;
|
||
i1:=i0;
|
||
end;
|
||
|
||
// Find a corner
|
||
for i := i1 downto i0 do
|
||
for j := 0 to 2 do
|
||
begin
|
||
d := dist(fx, fy, MainTriangles[i].x[j], MainTriangles[i].y[j]);
|
||
if (d * GraphZoom * 50) < 4 then
|
||
begin
|
||
SelectedTriangle := i;
|
||
CornerCaught := True;
|
||
|
||
SelectedCorner := j;
|
||
// Pivot := GetPivot;
|
||
if (j = 1) then //and ((rgPivot.ItemIndex = 1) or (rgPivot.ItemIndex = 4)) then
|
||
begin
|
||
if PivotMode = pivotLocal then begin
|
||
Pivot.x := 0;
|
||
Pivot.y := 0;
|
||
end
|
||
else Pivot := GetPivot;
|
||
|
||
LocalAxisLocked := true;
|
||
end
|
||
else begin
|
||
Pivot := GetPivot;
|
||
LocalAxisLocked := false;
|
||
end;
|
||
OldTriangle := MainTriangles[SelectedTriangle];
|
||
oldx := MainTriangles[SelectedTriangle].x[j] - Pivot.X;
|
||
oldy := MainTriangles[SelectedTriangle].y[j] - Pivot.Y;
|
||
olddist := sqrt(oldx*oldx + oldy*oldy);
|
||
|
||
MainForm.UpdateUndo;
|
||
ShowSelectedInfo;
|
||
TriangleView.Invalidate;
|
||
exit;
|
||
end;
|
||
end;
|
||
|
||
// so user hasn't selected any corners,
|
||
// let's check for triangles then!
|
||
|
||
if SelectMode then
|
||
begin
|
||
i := InsideTriangle(fx, fy);
|
||
if i >= 0 then SelectedTriangle := i
|
||
else
|
||
if (oldMode = modeNone) and not(ssShift in Shift) then exit;
|
||
end;
|
||
TriangleCaught := True;
|
||
|
||
OldTriangle := MainTriangles[SelectedTriangle];
|
||
MainForm.UpdateUndo;
|
||
|
||
Pivot := GetPivot;
|
||
oldx := fx-Pivot.X;
|
||
oldy := fy-Pivot.Y;
|
||
olddist := sqrt(oldx*oldx + oldy*oldy);
|
||
|
||
ShowSelectedInfo;
|
||
TriangleView.Invalidate;
|
||
exit;
|
||
end
|
||
else if (Button = mbRight) and
|
||
not (TriangleCaught or CornerCaught) then // graph panning
|
||
begin
|
||
SetCaptureControl(TriangleView);
|
||
Screen.Cursor := crSizeAll;
|
||
|
||
viewDragMode := true;
|
||
oldx := fx;
|
||
oldY := fy;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewMouseUp(Sender: TObject; Button: TMouseButton;
|
||
Shift: TShiftState; X, Y: integer);
|
||
begin
|
||
if Button = mbLeft then
|
||
begin
|
||
CornerCaught := False;
|
||
TriangleCaught := False;
|
||
if HasChanged then
|
||
begin
|
||
UpdateFlame(true);
|
||
HasChanged := False;
|
||
end
|
||
else TriangleView.Invalidate;
|
||
end
|
||
else if (Button = mbRight) and viewDragMode then
|
||
begin
|
||
viewDragMode := false;
|
||
if viewDragged=false then // haven't dragged - popup menu then
|
||
begin
|
||
GetCursorPos(mousepos); // hmmm
|
||
EditPopup.Popup(mousepos.x, mousepos.y);
|
||
end
|
||
else viewDragged := false;
|
||
Screen.Cursor := crDefault;
|
||
SetCaptureControl(nil);
|
||
exit;
|
||
end
|
||
end;
|
||
|
||
procedure TEditForm.FormShow(Sender: TObject);
|
||
var
|
||
Registry: TRegistry;
|
||
begin
|
||
Registry := TRegistry.Create;
|
||
try
|
||
Registry.RootKey := HKEY_CURRENT_USER;
|
||
if Registry.OpenKey('Software\' + APP_NAME + '\Forms\Editor', False) then
|
||
begin
|
||
{ Size and position }
|
||
if Registry.ValueExists('Left') then
|
||
EditForm.Left := Registry.ReadInteger('Left');
|
||
if Registry.ValueExists('Top') then
|
||
EditForm.Top := Registry.ReadInteger('Top');
|
||
if Registry.ValueExists('Width') then
|
||
EditForm.Width := Registry.ReadInteger('Width');
|
||
if Registry.ValueExists('Height') then
|
||
EditForm.Height := Registry.ReadInteger('Height');
|
||
{ Options }
|
||
if Registry.ValueExists('UseTransformColors') then
|
||
begin
|
||
UseTransformColors := Registry.ReadBool('UseTransformColors');
|
||
end
|
||
else
|
||
begin
|
||
UseTransformColors := False;
|
||
end;
|
||
(*
|
||
if Registry.ValueExists('UseFlameBackground') then
|
||
begin
|
||
UseFlameBackground := Registry.ReadBool('UseFlameBackground');
|
||
end
|
||
else
|
||
begin
|
||
UseFlameBackground := False;
|
||
end;
|
||
if Registry.ValueExists('BackgroundColor') then
|
||
BackgroundColor := Registry.ReadInteger('BackgroundColor')
|
||
else
|
||
BackgroundColor := integer(clBlack);
|
||
if Registry.ValueExists('GridColor1') then
|
||
GridColor1 := Registry.ReadInteger('GridColor1')
|
||
else
|
||
GridColor1 := $444444;
|
||
if Registry.ValueExists('GridColor2') then
|
||
GridColor2 := Registry.ReadInteger('GridColor2')
|
||
else
|
||
GridColor2 := $333333;
|
||
if Registry.ValueExists('HelpersColor') then
|
||
HelpersColor := Registry.ReadInteger('HelpersColor')
|
||
else
|
||
HelpersColor := $808080;
|
||
if Registry.ValueExists('ReferenceTriangleColor') then
|
||
ReferenceTriangleColor := Registry.ReadInteger('ReferenceTriangleColor')
|
||
else
|
||
ReferenceTriangleColor := $7f7f7f;
|
||
*)
|
||
if Registry.ValueExists('ResetLocation') then
|
||
mnuResetLoc.checked := Registry.ReadBool('ResetLocation')
|
||
else mnuResetLoc.checked := true;
|
||
//tbResetLoc.Down := mnuResetLoc.checked;
|
||
|
||
if Registry.ValueExists('VariationPreview') then
|
||
tbVarPreview.Down := Registry.ReadBool('VariationPreview')
|
||
else tbVarPreview.Down := false;
|
||
if Registry.ValueExists('VariationPreviewRange') then
|
||
trkVarPreviewRange.Position := Registry.ReadInteger('VariationPreviewRange');
|
||
if Registry.ValueExists('VariationPreviewDensity') then
|
||
trkVarPreviewDensity.Position := Registry.ReadInteger('VariationPreviewDensity');
|
||
if Registry.ValueExists('VariationPreviewDepth') then
|
||
trkVarPreviewDepth.Position := Registry.ReadInteger('VariationPreviewDepth');
|
||
end
|
||
else begin
|
||
UseTransformColors := False;
|
||
UseFlameBackground := False;
|
||
// BackgroundColor := $000000;
|
||
// GridColor1 := $444444;
|
||
// GridColor2 := $333333;
|
||
// HelpersColor := $808080;
|
||
// ReferenceTriangleColor := integer(clGray);
|
||
mnuResetLoc.checked := true;
|
||
//tbResetLoc.Down := true;
|
||
end;
|
||
Registry.CloseKey;
|
||
finally
|
||
Registry.Free;
|
||
end;
|
||
chkUseXFormColor.checked := UseTransformColors;
|
||
// chkFlameBack.checked := UseFlameBackground;
|
||
{
|
||
GrphPnl.Color := TColor(BackgroundColor);
|
||
pnlBackColor.Color := TColor(EditorBkgColor);
|
||
pnlGridColor1.Color := GridColor1;
|
||
pnlGridColor2.Color := GridColor2;
|
||
pnlReference.color := TColor(ReferenceTriangleColor);
|
||
}
|
||
UpdateDisplay;
|
||
end;
|
||
|
||
procedure TEditForm.mnuDeleteClick(Sender: TObject);
|
||
begin
|
||
if SelectedTriangle > -1 then DeleteTriangle(SelectedTriangle);
|
||
end;
|
||
|
||
procedure TEditForm.mnuAddClick(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
if Transforms < NXFORMS then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[Transforms] := MainTriangles[-1];
|
||
SelectedTriangle := Transforms;
|
||
cp.xform[Transforms].density := 0.5;
|
||
cp.xform[Transforms].vars[0] := 1;
|
||
for i := 1 to NRVAR - 1 do
|
||
cp.xform[Transforms].vars[i] := 0;
|
||
Inc(Transforms);
|
||
cbTransforms.clear;
|
||
for i := 1 to Transforms do cbTransforms.Items.Add(IntToStr(i));
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.mnuDupClick(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
if Transforms < NXFORMS then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[Transforms] := MainTriangles[SelectedTriangle];
|
||
cp.xform[Transforms].Assign(cp.xform[SelectedTriangle]);
|
||
SelectedTriangle := Transforms;
|
||
Inc(Transforms);
|
||
cbTransforms.clear;
|
||
for i := 1 to Transforms do cbTransforms.Items.Add(IntToStr(i));
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
|
||
procedure TEditForm.mnuAutoZoomClick(Sender: TObject);
|
||
begin
|
||
AutoZoom;
|
||
end;
|
||
|
||
procedure TEditForm.btnCloseClick(Sender: TObject);
|
||
begin
|
||
EditForm.Close;
|
||
end;
|
||
|
||
procedure TEditForm.FormResize(Sender: TObject);
|
||
begin
|
||
AutoZoom;
|
||
end;
|
||
|
||
procedure TEditForm.CornerEditExit(Sender: TObject);
|
||
var
|
||
Allow: boolean;
|
||
OldText: string;
|
||
Val: string;
|
||
begin
|
||
Allow := True;
|
||
if Sender = txtAx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[0]])
|
||
else if Sender = txtAy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[0]])
|
||
else if Sender = txtBx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[1]])
|
||
else if Sender = txtBy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[1]])
|
||
else if Sender = txtCx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[2]])
|
||
else if Sender = txtCy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[2]])
|
||
else if Sender = txtP then
|
||
val := Format('%.6f', [cp.xform[SelectedTriangle].density]);
|
||
OldText := Val;
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := OldText;
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
{ If it's not the same as the old value and it was valid }
|
||
if (val <> TEdit(Sender).Text) and Allow then
|
||
begin
|
||
if Sender = txtAx then
|
||
MainTriangles[SelectedTriangle].x[0] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtAy then
|
||
MainTriangles[SelectedTriangle].y[0] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtBx then
|
||
MainTriangles[SelectedTriangle].x[1] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtBy then
|
||
MainTriangles[SelectedTriangle].y[1] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtCx then
|
||
MainTriangles[SelectedTriangle].x[2] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtCy then
|
||
MainTriangles[SelectedTriangle].y[2] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtP then
|
||
begin
|
||
cp.xform[SelectedTriangle].density := StrToFloat(TEdit(Sender).Text);
|
||
//ReadjustWeights(cp);
|
||
TEdit(Sender).Text := Format('%.6g', [cp.xform[SelectedTriangle].density]);
|
||
end;
|
||
MainForm.UpdateUndo;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.CornerEditKeyPress(Sender: TObject; var Key: Char);
|
||
var
|
||
Allow: boolean;
|
||
OldText: string;
|
||
Val: string;
|
||
begin
|
||
if key = #13 then
|
||
begin
|
||
Allow := True;
|
||
if Sender = txtAx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[0]])
|
||
else if Sender = txtAy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[0]])
|
||
else if Sender = txtBx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[1]])
|
||
else if Sender = txtBy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[1]])
|
||
else if Sender = txtCx then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].x[2]])
|
||
else if Sender = txtCy then
|
||
Val := Format('%.6f', [MainTriangles[SelectedTriangle].y[2]])
|
||
else if Sender = txtP then
|
||
val := Format('%.6f', [cp.xform[SelectedTriangle].density]);
|
||
OldText := Val;
|
||
{ Stop the beep }
|
||
Key := #0;
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := OldText;
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
{ If it's not the same as the old value and it was valid }
|
||
if (val <> TEdit(Sender).Text) and Allow then
|
||
begin
|
||
if Sender = txtAx then
|
||
MainTriangles[SelectedTriangle].x[0] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtAy then
|
||
MainTriangles[SelectedTriangle].y[0] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtBx then
|
||
MainTriangles[SelectedTriangle].x[1] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtBy then
|
||
MainTriangles[SelectedTriangle].y[1] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtCx then
|
||
MainTriangles[SelectedTriangle].x[2] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtCy then
|
||
MainTriangles[SelectedTriangle].y[2] := StrToFloat(TEdit(Sender).Text)
|
||
else if Sender = txtP then
|
||
begin
|
||
cp.xform[SelectedTriangle].density := StrToFloat(TEdit(Sender).Text);
|
||
//ReadjustWeights(cp);
|
||
TEdit(Sender).Text := Format('%.6g', [cp.xform[SelectedTriangle].density]);
|
||
end;
|
||
MainForm.UpdateUndo;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
{ ************************* Probability input ******************************** }
|
||
|
||
procedure TEditForm.txtPKeyPress(Sender: TObject; var Key: Char);
|
||
var
|
||
Allow: boolean;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
if key = #13 then
|
||
begin
|
||
{ Stop the beep }
|
||
Key := #0;
|
||
Allow := True;
|
||
OldVal := Round6(cp.xform[SelectedTriangle].density);
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := Format('%.6g', [OldVal]);
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
if NewVal < 0 then NewVal := 0;
|
||
if NewVal > 0.99 then NewVal := 0.99;
|
||
{ If it's not the same as the old value and it was valid }
|
||
TEdit(Sender).Text := Format('%.6g', [NewVal]);
|
||
if (OldVal <> NewVal) and Allow then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].density := NewVal;
|
||
//ReadjustWeights(cp);
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.txtPExit(Sender: TObject);
|
||
var
|
||
Allow: boolean;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
Allow := True;
|
||
OldVal := Round6(cp.xform[SelectedTriangle].density);
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := Format('%.6g', [OldVal]);
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
if NewVal < 0 then NewVal := 0;
|
||
if NewVal > 0.99 then NewVal := 0.99;
|
||
{ If it's not the same as the old value and it was valid }
|
||
TEdit(Sender).Text := Format('%.6g', [NewVal]);
|
||
if (OldVal <> NewVal) and Allow then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].density := NewVal;
|
||
//ReadjustWeights(cp);
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
{ **************************************************************************** }
|
||
|
||
procedure TEditForm.FormClose(Sender: TObject; var Action: TCloseAction);
|
||
var
|
||
Registry: TRegistry;
|
||
begin
|
||
{ Write position to registry }
|
||
Registry := TRegistry.Create;
|
||
try
|
||
Registry.RootKey := HKEY_CURRENT_USER;
|
||
{ Defaults }
|
||
if Registry.OpenKey('\Software\' + APP_NAME + '\Forms\Editor', True) then
|
||
begin
|
||
{ Options }
|
||
// Registry.WriteBool('UseFlameBackground', UseFlameBackground);
|
||
{
|
||
Registry.WriteBool('UseTransformColors', UseTransformColors);
|
||
Registry.WriteInteger('BackgroundColor', BackgroundColor);
|
||
Registry.WriteInteger('GridColor1', GridColor1);
|
||
Registry.WriteInteger('GridColor2', GridColor2);
|
||
Registry.WriteInteger('HelpersColor', HelpersColor);
|
||
Registry.WriteInteger('ReferenceTriangleColor', ReferenceTriangleColor);
|
||
}
|
||
Registry.WriteBool('ResetLocation', mnuResetLoc.checked);
|
||
Registry.WriteBool('VariationPreview', tbVarPreview.Down);
|
||
Registry.WriteInteger('VariationPreviewRange', trkVarPreviewRange.Position);
|
||
Registry.WriteInteger('VariationPreviewDensity', trkVarPreviewDensity.Position);
|
||
Registry.WriteInteger('VariationPreviewDepth', trkVarPreviewDepth.Position);
|
||
{ Size and position }
|
||
if EditForm.WindowState <> wsMaximized then begin
|
||
Registry.WriteInteger('Top', EditForm.Top);
|
||
Registry.WriteInteger('Left', EditForm.Left);
|
||
Registry.WriteInteger('Width', EditForm.Width);
|
||
Registry.WriteInteger('Height', EditForm.Height);
|
||
end;
|
||
end;
|
||
finally
|
||
Registry.Free;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.mnuUndoClick(Sender: TObject);
|
||
begin
|
||
MainForm.Undo;
|
||
end;
|
||
|
||
procedure TEditForm.mnuRedoClick(Sender: TObject);
|
||
begin
|
||
MainForm.Redo;
|
||
end;
|
||
|
||
procedure TEditForm.FormDestroy(Sender: TObject);
|
||
begin
|
||
cp.free;
|
||
Render.free;
|
||
end;
|
||
|
||
procedure TEditForm.mnuLowQualityClick(Sender: TObject);
|
||
begin
|
||
mnuLowQuality.Checked := True;
|
||
//tbLowQ.Down := true;
|
||
PreviewDensity := prevLowQuality;
|
||
EditPrevQual := 0;
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.mnuHighQualityClick(Sender: TObject);
|
||
begin
|
||
mnuHighQuality.Checked := True;
|
||
//tbHiQ.Down := true;
|
||
PreviewDensity := prevHighQuality;
|
||
EditPrevQual := 2;
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.mnuMediumQualityClick(Sender: TObject);
|
||
begin
|
||
mnuMediumQuality.Checked := True;
|
||
//tbMedQ.Down := true;
|
||
PreviewDensity := prevMediumQuality;
|
||
EditPrevQual := 1;
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.mnuResetLocClick(Sender: TObject);
|
||
var
|
||
reset: boolean;
|
||
begin
|
||
reset:= not mnuResetLoc.Checked;
|
||
mnuResetLoc.Checked := reset;
|
||
//tbResetLoc.Down := reset;
|
||
if reset then
|
||
begin
|
||
cp.width := MainCp.width;
|
||
cp.height := MainCp.height;
|
||
cp.pixels_per_unit := MainCp.pixels_per_unit;
|
||
cp.AdjustScale(PreviewImage.width, PreviewImage.Height);
|
||
cp.zoom := MainCp.zoom;
|
||
cp.center[0] := MainCp.center[0];
|
||
cp.center[1] := MainCp.center[1];
|
||
end;
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.mnuVerticalFlipAllClick(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
for i := -1 to Transforms - 1 do
|
||
begin
|
||
MainTriangles[i] := FlipTriangleVertical(MainTriangles[i]);
|
||
end;
|
||
//cp.TrianglesFromCP(MainTriangles);
|
||
AutoZoom;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.mnuHorizintalFlipAllClick(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
for i := -1 to Transforms - 1 do
|
||
begin
|
||
MainTriangles[i] := FlipTriangleHorizontal(MainTriangles[i]);
|
||
end;
|
||
//cp.TrianglesFromCP(MainTriangles);
|
||
AutoZoom;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.mnuFlipVerticalClick(Sender: TObject);
|
||
var
|
||
p: double;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
p := GetPivot.y * 2;
|
||
y[0] := p - y[0];
|
||
y[1] := p - y[1];
|
||
y[2] := p - y[2];
|
||
end;
|
||
//AutoZoom;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.mnuFlipHorizontalClick(Sender: TObject);
|
||
var
|
||
p: double;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
with MainTriangles[SelectedTriangle] do
|
||
begin
|
||
p := GetPivot.x * 2;
|
||
x[0] := p - x[0];
|
||
x[1] := p - x[1];
|
||
x[2] := p - x[2];
|
||
end;
|
||
//AutoZoom;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
{
|
||
procedure TEditForm.TriangleViewDblClick(Sender: TObject);
|
||
begin
|
||
AutoZoom;
|
||
end;
|
||
}
|
||
|
||
procedure TEditForm.cbTransformsChange(Sender: TObject);
|
||
begin
|
||
if SelectedTriangle <> cbTransforms.ItemIndex then SelectedTriangle := cbTransforms.ItemIndex;
|
||
ShowSelectedInfo;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.cbTransformsDrawItem(Control: TWinControl;
|
||
Index: Integer; Rect: TRect; State: TOwnerDrawState);
|
||
var
|
||
h: integer;
|
||
ax,ay,bx,by: integer;
|
||
TrgColor: TColor;
|
||
begin
|
||
TrgColor := GetTriangleColor(Index);
|
||
with cbTransforms.Canvas do
|
||
begin
|
||
h := Rect.Bottom - Rect.Top;
|
||
|
||
brush.Color:=clBlack;
|
||
FillRect(Rect);
|
||
|
||
Font.Color := clWhite;
|
||
TextOut(Rect.Left+h+2, Rect.Top, IntToStr(Index+1));
|
||
|
||
pen.Color := TrgColor;
|
||
brush.Color := pen.Color shr 1 and $7f7f7f;
|
||
|
||
ax:=Rect.Left+h-2;
|
||
ay:=Rect.Top+1;
|
||
bx:=Rect.Left+2;
|
||
by:=Rect.Bottom-3;
|
||
Polygon([Point(ax, ay), Point(ax, by), Point(bx, by)]);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.CoefKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key <> #13 then exit;
|
||
key := #0;
|
||
CoefValidate(Sender);
|
||
end;
|
||
|
||
procedure TEditForm.CoefValidate(Sender: TObject);
|
||
var
|
||
NewVal: double;
|
||
x, y, r, a: double; // dumb... must optimize
|
||
begin
|
||
try
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
except on Exception do
|
||
begin
|
||
ShowSelectedInfo; //TEdit(Sender).Text := Format('%.6g', [pVal^]);
|
||
exit;
|
||
end;
|
||
end;
|
||
|
||
//TEdit(Sender).Text := Format('%.6g', [NewVal]);
|
||
|
||
MainForm.UpdateUndo; // TODO - prevent unnecessary UpdateUndo...
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if btnCoefsRect.Down = true then
|
||
begin
|
||
if Sender = txtA then c[0][0] := NewVal
|
||
else if Sender = txtB then c[0][1] := -NewVal
|
||
else if Sender = txtC then c[1][0] := -NewVal
|
||
else if Sender = txtD then c[1][1] := NewVal
|
||
else if Sender = txtE then c[2][0] := NewVal
|
||
else if Sender = txtF then c[2][1] := -NewVal;
|
||
end
|
||
else begin
|
||
if (Sender = txtA) or (Sender = txtB) then begin
|
||
x := c[0][0];
|
||
y := -c[0][1];
|
||
end else
|
||
if (Sender = txtC) or (Sender = txtD) then begin
|
||
x := -c[1][0];
|
||
y := c[1][1];
|
||
end else
|
||
{if (Sender = txtE) or (Sender = txtF) then}
|
||
begin
|
||
x := c[2][0];
|
||
y := -c[2][1];
|
||
end;
|
||
r := Hypot(x, y);
|
||
a := arctan2(y, x);
|
||
|
||
if (Sender = txtA) or (Sender = txtC) or (Sender = txtE) then
|
||
r := NewVal
|
||
else
|
||
a := NewVal*PI/180;
|
||
|
||
x := r * cos(a);
|
||
y := r * sin(a);
|
||
if (Sender = txtA) or (Sender = txtB) then begin
|
||
c[0][0] := x;
|
||
c[0][1] := -y;
|
||
end else
|
||
if (Sender = txtC) or (Sender = txtD) then begin
|
||
c[1][0] := -x;
|
||
c[1][1] := y;
|
||
end else
|
||
{if (Sender = txtE) or (Sender = txtF) then}
|
||
begin
|
||
c[2][0] := x;
|
||
c[2][1] := -y;
|
||
end;
|
||
end;
|
||
end;
|
||
cp.TrianglesFromCP(MainTriangles);
|
||
ShowSelectedInfo;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.scrlXFormColorScroll(Sender: TObject;
|
||
ScrollCode: TScrollCode; var ScrollPos: Integer);
|
||
begin
|
||
if ScrollCode = scEndScroll then UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.scrlXFormColorChange(Sender: TObject);
|
||
begin
|
||
cp.xform[SelectedTriangle].color := (scrlXFormColor.Position) / scrlXFormColor.Max;
|
||
txtXFormColor.Text := Format('%1.3f', [cp.xform[SelectedTriangle].color]);
|
||
txtXFormColor.Refresh;
|
||
pnlXFormColor.color := ColorValToColor(MainCp.cmap, cp.xform[SelectedTriangle].color);
|
||
|
||
DrawPreview;
|
||
end;
|
||
|
||
procedure TEditForm.chkUseXFormColorClick(Sender: TObject);
|
||
begin
|
||
UseTransformColors := chkUseXFormColor.checked;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.chkHelpersClick(Sender: TObject);
|
||
begin
|
||
HelpersEnabled := chkHelpers.checked;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
(*
|
||
procedure TEditForm.pnlBackColorClick(Sender: TObject);
|
||
begin
|
||
AdjustForm.ColorDialog.Color := EditorBkgColor; //pnlBackColor.Color;
|
||
if AdjustForm.ColorDialog.Execute then
|
||
begin
|
||
pnlBackColor.Color := AdjustForm.ColorDialog.Color;
|
||
BackgroundColor := Integer(pnlBackColor.color);
|
||
GrphPnl.Color := BackgroundColor;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.pnlReferenceClick(Sender: TObject);
|
||
begin
|
||
AdjustForm.ColorDialog.Color := pnlReference.Color;
|
||
if AdjustForm.ColorDialog.Execute then
|
||
begin
|
||
pnlReference.Color := AdjustForm.ColorDialog.Color;
|
||
ReferenceTriangleColor := Integer(pnlReference.color);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.pnlGridColor1Click(Sender: TObject);
|
||
begin
|
||
AdjustForm.ColorDialog.Color := pnlGridColor1.Color;
|
||
if AdjustForm.ColorDialog.Execute then
|
||
begin
|
||
pnlGridColor1.Color := AdjustForm.ColorDialog.Color;
|
||
GridColor1 := Integer(pnlGridColor1.color);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.pnlGridColor2Click(Sender: TObject);
|
||
begin
|
||
AdjustForm.ColorDialog.Color := pnlGridColor2.Color;
|
||
if AdjustForm.ColorDialog.Execute then
|
||
begin
|
||
pnlGridColor2.Color := AdjustForm.ColorDialog.Color;
|
||
GridColor2 := Integer(pnlGridColor2.color);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.pnlHelpersColorClick(Sender: TObject);
|
||
begin
|
||
AdjustForm.ColorDialog.Color := pnlHelpersColor.Color;
|
||
if AdjustForm.ColorDialog.Execute then
|
||
begin
|
||
pnlHelpersColor.Color := AdjustForm.ColorDialog.Color;
|
||
HelpersColor := Integer(pnlHelpersColor.color);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
*)
|
||
|
||
procedure TEditForm.txtXFormColorExit(Sender: TObject);
|
||
var
|
||
v: double;
|
||
begin
|
||
try
|
||
v := StrToFloat(txtXFormColor.Text);
|
||
except on EConvertError do
|
||
begin
|
||
txtXformColor.text := Format('%1.3f', [cp.xform[SelectedTriangle].color]);
|
||
exit;
|
||
end;
|
||
end;
|
||
if v > 1 then v := 1;
|
||
if v < 0 then v := 0;
|
||
if v <> cp.xform[SelectedTriangle].color then
|
||
begin
|
||
scrlXFormColor.Position := round(v * scrlXFormColor.Max);
|
||
UpdateFlame(true);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.txtXFormColorKeyPress(Sender: TObject; var Key: Char);
|
||
var
|
||
v: double;
|
||
begin
|
||
if key = #13 then
|
||
begin
|
||
key := #0;
|
||
try
|
||
v := StrToFloat(txtXFormColor.Text);
|
||
except on EConvertError do
|
||
begin
|
||
txtXformColor.text := Format('%1.3f', [cp.xform[SelectedTriangle].color]);
|
||
exit;
|
||
end;
|
||
end;
|
||
if v > 1 then v := 1;
|
||
if v < 0 then v := 0;
|
||
if v <> cp.xform[SelectedTriangle].color then
|
||
begin
|
||
scrlXFormColor.Position := round(v * scrlXFormColor.Max);
|
||
UpdateFlame(true);
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.txtSymmetryExit(Sender: TObject);
|
||
var
|
||
Allow: boolean;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
Allow := True;
|
||
OldVal := Round6(cp.xform[SelectedTriangle].symmetry);
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := Format('%.6g', [OldVal]);
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
if NewVal < -1 then NewVal := -1;
|
||
if NewVal > 1 then NewVal := 1;
|
||
{ If it's not the same as the old value and it was valid }
|
||
TEdit(Sender).Text := Format('%.6g', [NewVal]);
|
||
if (OldVal <> NewVal) and Allow then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].symmetry := NewVal;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.txtSymmetryKeyPress(Sender: TObject; var Key: Char);
|
||
var
|
||
Allow: boolean;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
if key = #13 then
|
||
begin
|
||
{ Stop the beep }
|
||
Key := #0;
|
||
Allow := True;
|
||
OldVal := Round6(cp.xform[SelectedTriangle].symmetry);
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(TEdit(Sender).Text);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
TEdit(Sender).Text := Format('%.6g', [OldVal]);
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
if NewVal < -1 then NewVal := -1;
|
||
if NewVal > 1 then NewVal := 1;
|
||
{ If it's not the same as the old value and it was valid }
|
||
TEdit(Sender).Text := Format('%.6g', [NewVal]);
|
||
if (OldVal <> NewVal) and Allow then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].symmetry := NewVal;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
// -- Variation List Editor ----------------------------------------------------
|
||
|
||
procedure TEditForm.ValidateVariation;
|
||
var
|
||
i: integer;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
i := VEVars.Row - 1;
|
||
OldVal := Round6(cp.xform[SelectedTriangle].vars[i]);
|
||
try
|
||
NewVal := Round6(StrToFloat(VEVars.Values[VarNames(i)]));
|
||
except
|
||
VEVars.Values[VarNames(i)] := Format('%.6g', [OldVal]);
|
||
exit;
|
||
end;
|
||
if (NewVal <> OldVal) then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].vars[i] := NewVal;
|
||
VEVars.Values[VarNames(i)] := Format('%.6g', [NewVal]);
|
||
ShowSelectedInfo;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
(*
|
||
|
||
// here's another way to do this -
|
||
// we could use it with variables value editor,
|
||
// only if we had an *array* of variables
|
||
|
||
type
|
||
TDblArray = array of double;
|
||
PDblArray = ^TDblArray;
|
||
|
||
procedure ValidateValue(Sender: TValueListEditor; values: PDblArray);
|
||
var
|
||
Allow: boolean;
|
||
i: integer;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
Allow := True;
|
||
|
||
i := Sender.Row - 1;
|
||
|
||
OldVal := values^[i];
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
StrToFloat(Sender.Values[VarNames(i)]);
|
||
except on Exception do
|
||
begin
|
||
{ It's not, so we restore the old value }
|
||
Sender.Values[VarNames(i)] := Format('%.6g', [OldVal]);
|
||
Allow := False;
|
||
end;
|
||
end;
|
||
NewVal := Round6(StrToFloat(Sender.Values[VarNames(i)]));
|
||
Sender.Values[VarNames(i)] := Format('%.6g', [NewVal]);
|
||
|
||
{ If it's not the same as the old value and it was valid }
|
||
if (NewVal <> OldVal) and Allow then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
values^[i] := NewVal;
|
||
Sender.Values[VarNames(i)] := Format('%.6g', [NewVal]);
|
||
EditForm.ShowSelectedInfo;
|
||
EditForm.UpdateFlame(True);
|
||
end;
|
||
end;
|
||
*)
|
||
|
||
procedure TEditForm.VEVarsKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key = #13 then
|
||
begin
|
||
key := #0;
|
||
ValidateVariation;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.VEVarsChange(Sender: TObject);
|
||
begin
|
||
ValidateVariation;
|
||
end;
|
||
|
||
procedure TEditForm.VEVarsValidate(Sender: TObject; ACol, ARow: Integer; const KeyName, KeyValue: String);
|
||
begin
|
||
ValidateVariation;
|
||
end;
|
||
|
||
// -- ValueList mouse stuff ----------------------------------------------------
|
||
|
||
procedure TEditForm.VEVarsMouseDown(Sender: TObject; Button: TMouseButton;
|
||
Shift: TShiftState; X, Y: Integer);
|
||
var
|
||
cell: TGridCoord;
|
||
begin
|
||
if Button = mbLeft then begin
|
||
varDragOld:=x;
|
||
cell := TValueListEditor(Sender).MouseCoord(x, y);
|
||
if (cell.y < 1) or (cell.y >= TValueListEditor(Sender).RowCount) or
|
||
(cell.x <> 0) then exit;
|
||
|
||
TValueListEditor(Sender).Row := cell.Y;
|
||
|
||
varDragIndex := cell.Y-1;
|
||
|
||
Screen.Cursor := crHSplit;
|
||
|
||
GetCursorPos(mousepos); // hmmm
|
||
|
||
varDragMode:=true;
|
||
varDragPos:=0;
|
||
SetCaptureControl(TValueListEditor(Sender));
|
||
if Sender = VEVars then
|
||
varDragValue := cp.xform[SelectedTriangle].vars[varDragIndex]
|
||
else
|
||
cp.xform[SelectedTriangle].GetVariable(vleVariables.Keys[varDragIndex+1], varDragValue);
|
||
|
||
HasChanged := False;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.VEVarsMouseMove(Sender: TObject; Shift: TShiftState; X,
|
||
Y: Integer);
|
||
var
|
||
v: double;
|
||
cell: TGridCoord;
|
||
begin
|
||
cell := TValueListEditor(Sender).MouseCoord(x, y);
|
||
if (cell.Y > 0) and (cell.X = 0) then TValueListEditor(Sender).Cursor := crHandPoint
|
||
else TValueListEditor(Sender).Cursor := crDefault;
|
||
|
||
if varMM then // hack: to skip MouseMove event
|
||
begin
|
||
varMM:=false;
|
||
end
|
||
else
|
||
if varDragMode and (x <> varDragOld) then
|
||
begin
|
||
Inc(varDragPos, x - varDragOld);
|
||
|
||
if GetKeyState(VK_MENU) < 0 then v := 100000
|
||
else if GetKeyState(VK_CONTROL) < 0 then v := 10000
|
||
else if GetKeyState(VK_SHIFT) < 0 then v := 100
|
||
else v := 1000;
|
||
|
||
v := Round6(varDragValue + varDragPos/v);
|
||
|
||
SetCursorPos(MousePos.x, MousePos.y); // hmmm
|
||
// this Delphi is WEIRD!
|
||
// why GetCursorPos deals with TPoint,
|
||
// and SetCursorPos - with two integers? :)
|
||
varMM:=true;
|
||
|
||
//cp.xform[SelectedTriangle].vars[varDragIndex] := v;
|
||
if Sender = VEVars then
|
||
begin
|
||
cp.xform[SelectedTriangle].vars[varDragIndex] := v;
|
||
TValueListEditor(Sender).Values[VarNames(varDragIndex)] := Format('%.6g', [v]);
|
||
end
|
||
else begin
|
||
cp.xform[SelectedTriangle].SetVariable(vleVariables.Keys[varDragIndex+1], v);
|
||
vleVariables.Values[vleVariables.Keys[varDragIndex+1]] := Format('%.6g', [v]);
|
||
end;
|
||
|
||
HasChanged := True;
|
||
UpdateFlameX;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.VEVarsMouseUp(Sender: TObject; Button: TMouseButton;
|
||
Shift: TShiftState; X, Y: Integer);
|
||
begin
|
||
if Button <> mbLeft then exit;
|
||
SetCaptureControl(nil);
|
||
if varDragMode then
|
||
begin
|
||
varDragMode:=false;
|
||
Screen.Cursor := crDefault;
|
||
|
||
if HasChanged then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
|
||
UpdateFlame(true);
|
||
HasChanged := False;
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.VEVarsDblClick(Sender: TObject);
|
||
var
|
||
v: double;
|
||
begin
|
||
if (TValueListEditor(Sender).Values[VarNames(varDragIndex)] = '0') or
|
||
(varDragOld >= TValueListEditor(Sender).ColWidths[0]) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
if Sender = VEVars then
|
||
begin
|
||
cp.xform[SelectedTriangle].vars[varDragIndex] := 0;
|
||
VEVars.Values[VarNames(varDragIndex)] := '0';
|
||
end
|
||
else begin
|
||
v := 0; // hmm
|
||
cp.xform[SelectedTriangle].SetVariable(vleVariables.Keys[varDragIndex+1], v);
|
||
vleVariables.Values[vleVariables.Keys[varDragIndex+1]] := '0';
|
||
end;
|
||
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
{ **************************************************************************** }
|
||
|
||
function TEditForm.GetPivot: TSPoint;
|
||
begin
|
||
Result := GetPivot(SelectedTriangle);
|
||
end;
|
||
|
||
function TEditForm.GetPivot(n: integer): TSPoint;
|
||
begin
|
||
if PivotMode = pivotLocal then
|
||
with MainTriangles[n] do begin
|
||
Result.x := x[1] + (x[0] - x[1])*LocalPivot.x + (x[2] - x[1])*LocalPivot.y;
|
||
Result.y := y[1] + (y[0] - y[1])*LocalPivot.x + (y[2] - y[1])*LocalPivot.y;
|
||
end
|
||
else begin
|
||
Result.x := WorldPivot.x;
|
||
Result.y := WorldPivot.y;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.btTrgRotateLeftClick(Sender: TObject);
|
||
var
|
||
angle: double;
|
||
begin
|
||
try
|
||
angle := StrToFloat(txtTrgRotateValue.Text);
|
||
except
|
||
txtTrgRotateValue.ItemIndex := 1;
|
||
exit;
|
||
end;
|
||
assert(angle <> 0);
|
||
|
||
if GetKeyState(VK_CONTROL) < 0 then angle := angle/6.0
|
||
else if GetKeyState(VK_SHIFT) < 0 then angle := angle*6.0;
|
||
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
RotateTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, (PI/180)*angle);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgRotateLeft90Click(Sender: TObject);
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
RotateTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, PI/2);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgRotateRightClick(Sender: TObject);
|
||
var
|
||
angle: double;
|
||
begin
|
||
try
|
||
angle := StrToFloat(txtTrgRotateValue.Text);
|
||
except
|
||
txtTrgRotateValue.ItemIndex := 1;
|
||
exit;
|
||
end;
|
||
assert(angle <> 0);
|
||
|
||
if GetKeyState(VK_CONTROL) < 0 then angle := angle/6.0
|
||
else if GetKeyState(VK_SHIFT) < 0 then angle := angle*6.0;
|
||
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
RotateTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, -(PI/180)*angle);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgRotateRight90Click(Sender: TObject);
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
RotateTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, -PI/2);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.TrgMove(dx, dy: double);
|
||
var
|
||
i: integer;
|
||
offset: double;
|
||
begin
|
||
try
|
||
offset := StrToFloat(txtTrgMoveValue.Text);
|
||
assert(offset <> 0);
|
||
except
|
||
txtTrgMoveValue.ItemIndex := 1;
|
||
exit;
|
||
end;
|
||
|
||
if GetKeyState(VK_CONTROL) < 0 then offset := offset/10.0
|
||
else if GetKeyState(VK_SHIFT) < 0 then offset := offset*10.0;
|
||
|
||
MainForm.UpdateUndo;
|
||
for i := 0 to 2 do begin
|
||
MainTriangles[SelectedTriangle].x[i] :=
|
||
MainTriangles[SelectedTriangle].x[i] + dx*offset;
|
||
MainTriangles[SelectedTriangle].y[i] :=
|
||
MainTriangles[SelectedTriangle].y[i] + dy*offset;
|
||
end;
|
||
// HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveLeftClick(Sender: TObject);
|
||
begin
|
||
TrgMove(-1,0);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveRightClick(Sender: TObject);
|
||
begin
|
||
TrgMove(1,0);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveUpClick(Sender: TObject);
|
||
begin
|
||
TrgMove(0,1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveDownClick(Sender: TObject);
|
||
begin
|
||
TrgMove(0,-1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveLUClick(Sender: TObject);
|
||
begin
|
||
TrgMove(-1,1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveLDClick(Sender: TObject);
|
||
begin
|
||
TrgMove(-1,-1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveRUClick(Sender: TObject);
|
||
begin
|
||
TrgMove(1,1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgMoveRDClick(Sender: TObject);
|
||
begin
|
||
TrgMove(1,-1);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgScaleUpClick(Sender: TObject);
|
||
var
|
||
scale: double;
|
||
begin
|
||
try
|
||
scale := StrToFloat(txtTrgScaleValue.Text) / 100.0;
|
||
except
|
||
txtTrgScaleValue.ItemIndex := 1;
|
||
exit;
|
||
end;
|
||
assert(scale <> 0);
|
||
|
||
if GetKeyState(VK_CONTROL) < 0 then scale := sqrt(scale)
|
||
else if GetKeyState(VK_SHIFT) < 0 then scale := scale*scale;
|
||
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
ScaleTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, scale);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btTrgScaleDownClick(Sender: TObject);
|
||
var
|
||
scale: double;
|
||
begin
|
||
try
|
||
scale := 100.0 / StrToFloat(txtTrgScaleValue.Text);
|
||
except
|
||
txtTrgScaleValue.ItemIndex := 1;
|
||
exit;
|
||
end;
|
||
assert(scale <> 0);
|
||
|
||
if GetKeyState(VK_CONTROL) < 0 then scale := sqrt(scale)
|
||
else if GetKeyState(VK_SHIFT) < 0 then scale := scale*scale;
|
||
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] :=
|
||
ScaleTrianglePoint(MainTriangles[SelectedTriangle], GetPivot.x, GetPivot.y, scale);
|
||
HasChanged := True;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewKeyDown(Sender: TObject; var Key: Word;
|
||
Shift: TShiftState);
|
||
begin
|
||
if (oldMode = modeNone) and
|
||
(key in [{VK_SHIFT,} VK_MENU, VK_CONTROL]) then
|
||
begin
|
||
oldMode := editMode;
|
||
modeKey := key;
|
||
|
||
if key = VK_MENU then
|
||
if editMode <> modeRotate then
|
||
begin
|
||
editMode := modeRotate;
|
||
TriangleView.Cursor := crEditRotate;
|
||
end
|
||
else begin
|
||
editMode := modeMove;
|
||
TriangleView.Cursor := crEditMove;
|
||
end
|
||
else {if key = VK_CONTROL then}
|
||
begin
|
||
if editMode <> modeScale then
|
||
begin
|
||
editMode := modeScale;
|
||
TriangleView.Cursor := crEditScale;
|
||
end
|
||
else begin
|
||
editMode := modeMove;
|
||
TriangleView.Cursor := crEditMove;
|
||
end
|
||
end;
|
||
{
|
||
case key of
|
||
VK_MENU:
|
||
begin
|
||
editMode := modeRotate;
|
||
// tbRotate.Down := true;
|
||
TriangleView.Cursor := crEditRotate;
|
||
end;
|
||
VK_CONTROL:
|
||
begin
|
||
editMode := modeScale;
|
||
// tbScale.Down := true;
|
||
TriangleView.Cursor := crEditScale;
|
||
end;
|
||
else //VK_SHIFT:
|
||
begin
|
||
editMode := modeMove;
|
||
// tbMove.Down := true;
|
||
TriangleView.Cursor := crEditMove;
|
||
end;
|
||
end;
|
||
// EditorToolBar.Refresh;
|
||
}
|
||
end
|
||
else
|
||
case key of
|
||
VK_LEFT:
|
||
if Shift = [ssAlt] then btTrgRotateLeftClick(Sender)
|
||
else TrgMove(-1,0);
|
||
VK_RIGHT:
|
||
if Shift = [ssAlt] then btTrgRotateRightClick(Sender)
|
||
else TrgMove(1,0);
|
||
VK_UP:
|
||
if Shift = [ssAlt] then btTrgScaleUpClick(Sender)
|
||
else TrgMove(0,1);
|
||
VK_DOWN:
|
||
if Shift = [ssAlt] then btTrgScaleDownClick(Sender)
|
||
else TrgMove(0,-1);
|
||
VK_PRIOR: btTrgRotateLeftClick(Sender);
|
||
VK_NEXT: btTrgRotateRightClick(Sender);
|
||
VK_HOME: btTrgScaleUpClick(Sender);
|
||
VK_END: btTrgScaleDownClick(Sender);
|
||
VK_INSERT: mnuDupClick(Sender);
|
||
VK_DELETE: mnuDeleteClick(Sender);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewKeyUp(Sender: TObject; var Key: Word;
|
||
Shift: TShiftState);
|
||
begin
|
||
if (oldMode <> modeNone) and (key = modeKey) then
|
||
begin
|
||
assert(key in [VK_MENU, VK_CONTROL]);
|
||
|
||
editMode := oldMode;
|
||
oldMode := modeNone;
|
||
// tbMove.Down := (editMode = modeMove);
|
||
// tbRotate.Down := (editMode = modeRotate);
|
||
// tbScale.Down := (editMode = modeScale);
|
||
|
||
// hack: to generate MouseMove event
|
||
GetCursorPos(MousePos);
|
||
SetCursorPos(MousePos.x, MousePos.y);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewExit(Sender: TObject);
|
||
begin
|
||
if oldMode <> modeNone then
|
||
begin
|
||
editMode := oldMode;
|
||
oldMode := modeNone;
|
||
// tbMove.Down := (editMode = modeMove);
|
||
// tbRotate.Down := (editMode = modeRotate);
|
||
// tbScale.Down := (editMode = modeScale);
|
||
end;
|
||
|
||
mouseOverTriangle := -1;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewMouseLeave(Sender: TObject);
|
||
begin
|
||
if viewDragMode = false then
|
||
begin
|
||
mouseOverTriangle := -1;
|
||
TriangleView.Invalidate;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.EditKeyDown(Sender: TObject; var Key: Word;
|
||
Shift: TShiftState);
|
||
begin
|
||
case key of
|
||
VK_ADD:
|
||
if SelectedTriangle < Transforms-1 then begin
|
||
Inc(SelectedTriangle);
|
||
TriangleView.Invalidate;
|
||
ShowSelectedInfo;
|
||
end;
|
||
VK_SUBTRACT:
|
||
if SelectedTriangle > 0 then begin
|
||
Dec(SelectedTriangle);
|
||
TriangleView.Invalidate;
|
||
ShowSelectedInfo;
|
||
end;
|
||
|
||
VK_SPACE: btnPivotModeClick(Sender);
|
||
|
||
{ // these keys are not so good, must think about it...
|
||
|
||
Ord('Q'): EditForm.tbEditModeClick(tbMove);
|
||
Ord('W'): EditForm.tbEditModeClick(tbRotate);
|
||
Ord('E'): EditForm.tbEditModeClick(tbScale);
|
||
|
||
Ord('A'): PageControl.TabIndex := 0;
|
||
Ord('S'): PageControl.TabIndex := 1;
|
||
Ord('D'): PageControl.TabIndex := 2;
|
||
Ord('F'): PageControl.TabIndex := 3;
|
||
}
|
||
else
|
||
key_handled := false;
|
||
exit;
|
||
end;
|
||
key_handled := true;
|
||
key := 0;
|
||
end;
|
||
|
||
procedure TEditForm.EditKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key_handled or (key in ['A'..'z']) then key := #0; // hmmm...
|
||
end;
|
||
|
||
procedure TEditForm.splitterMoved(Sender: TObject);
|
||
begin
|
||
UpdatePreview;
|
||
end;
|
||
|
||
procedure TEditForm.tbSelectClick(Sender: TObject);
|
||
begin
|
||
SelectMode := not SelectMode;
|
||
tbSelect.Down := SelectMode;
|
||
|
||
if SelectMode then
|
||
begin
|
||
StatusBar.Panels[2].Text := 'Select ON'
|
||
end
|
||
else begin
|
||
mouseOverTriangle := SelectedTriangle;
|
||
StatusBar.Panels[2].Text := 'Select OFF';
|
||
end;
|
||
|
||
// hack: to generate MouseMove event
|
||
GetCursorPos(MousePos);
|
||
SetCursorPos(MousePos.x, MousePos.y);
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewMouseWheel(Sender: TObject; Shift: TShiftState;
|
||
WheelDelta: Integer; MousePos: TPoint; var Handled: Boolean);
|
||
begin
|
||
if WheelDelta > 0 then GraphZoom := GraphZoom * 1.25
|
||
else GraphZoom := GraphZoom * 0.8;
|
||
EditForm.StatusBar.Panels[2].Text := Format('Zoom: %f', [GraphZoom]);
|
||
|
||
TriangleView.Invalidate;
|
||
Handled := true;
|
||
end;
|
||
|
||
procedure TEditForm.TriangleViewInvalidate(Sender: TObject);
|
||
begin
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.tbEditModeClick(Sender: TObject);
|
||
begin
|
||
{
|
||
if Sender = tbRotate then editMode := modeRotate
|
||
else if Sender = tbScale then editMode := modeScale
|
||
else editMode := modeMove;
|
||
tbMove.Down := (editMode = modeMove);
|
||
tbRotate.Down := (editMode = modeRotate);
|
||
tbScale.Down := (editMode = modeScale);
|
||
}
|
||
if Sender = tbRotate then
|
||
begin
|
||
editMode := modeRotate;
|
||
tbRotate.Down := true;
|
||
end
|
||
else if Sender = tbScale then
|
||
begin
|
||
editMode := modeScale;
|
||
tbScale.Down := true;
|
||
end
|
||
else begin
|
||
editMode := modeMove;
|
||
tbMove.Down := true;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.tbFullViewClick(Sender: TObject);
|
||
begin
|
||
MainForm.mnuFullScreenClick(Sender);
|
||
end;
|
||
|
||
//-- Variable List -------------------------------------------------------------
|
||
|
||
// --Z-- hmmmm!
|
||
// this procedure is EXACT copy of ValidateVariation,
|
||
// the only difference is Set/Get-Variable instead of array access,
|
||
// which kinda is not good! :-\
|
||
// I think we should make an array of variables, maybe just for the editor...
|
||
|
||
procedure TEditForm.ValidateVariable;
|
||
var
|
||
i: integer;
|
||
NewVal, OldVal: double;
|
||
begin
|
||
i := vleVariables.Row;
|
||
|
||
cp.xform[SelectedTriangle].GetVariable(vleVariables.Keys[i], OldVal);
|
||
{ Test that it's a valid floating point number }
|
||
try
|
||
NewVal := Round6(StrToFloat(vleVariables.Values[vleVariables.Keys[i]]));
|
||
except
|
||
{ It's not, so we restore the old value }
|
||
vleVariables.Values[vleVariables.Keys[i]] := Format('%.6g', [OldVal]);
|
||
exit;
|
||
end;
|
||
{ If it's not the same as the old value and it was valid }
|
||
if (NewVal <> OldVal) then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].SetVariable(vleVariables.Keys[i], NewVal);
|
||
vleVariables.Values[vleVariables.Keys[i]] := Format('%.6g', [NewVal]);
|
||
ShowSelectedInfo;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.vleVariablesExit(Sender: TObject);
|
||
begin
|
||
ValidateVariable;
|
||
end;
|
||
|
||
procedure TEditForm.vleVariablesKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key <> #13 then Exit;
|
||
key := #0;
|
||
|
||
ValidateVariable;
|
||
end;
|
||
|
||
procedure TEditForm.vleVariablesValidate(Sender: TObject; ACol, ARow: Integer; const KeyName, KeyValue: string);
|
||
begin
|
||
ValidateVariable;
|
||
end;
|
||
|
||
procedure TEditForm.txtValidateValue(Sender: TObject);
|
||
var
|
||
t: double;
|
||
begin
|
||
try
|
||
t := StrToFloat(TComboBox(Sender).Text);
|
||
if t <> 0 then exit;
|
||
except
|
||
TComboBox(Sender).ItemIndex := 1;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.txtValKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key <> #13 then exit;
|
||
key := #0;
|
||
txtValidateValue(Sender);
|
||
end;
|
||
|
||
procedure TEditForm.mnuResetClick(Sender: TObject);
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
MainTriangles[SelectedTriangle] := MainTriangles[-1];
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.mnuResetAllClick(Sender: TObject);
|
||
var
|
||
i: integer;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
for i := 2 to Transforms-1 do cp.xform[i].density := 0;
|
||
|
||
Transforms := 2;
|
||
SelectedTriangle := 1;
|
||
MainTriangles[0] := MainTriangles[-1];
|
||
with cp.xform[0] do begin
|
||
density := 0.5;
|
||
color := 0;
|
||
symmetry := 0;
|
||
vars[0] := 1;
|
||
p[0, 0] := 1;
|
||
p[0, 1] := 0;
|
||
p[1, 0] := 0;
|
||
p[1, 1] := 1;
|
||
p[2, 0] := 0;
|
||
p[2, 1] := 0;
|
||
end;
|
||
MainTriangles[1] := MainTriangles[-1];
|
||
with cp.xform[1] do begin
|
||
density := 0.5;
|
||
color := 1;
|
||
symmetry := 0;
|
||
vars[0] := 1;
|
||
p[0, 0] := 1;
|
||
p[0, 1] := 0;
|
||
p[1, 0] := 0;
|
||
p[1, 1] := 1;
|
||
p[2, 0] := 0;
|
||
p[2, 1] := 0;
|
||
end;
|
||
for i := 1 to NRVAR - 1 do
|
||
begin
|
||
cp.xform[0].vars[i] := 0;
|
||
cp.xform[1].vars[i] := 0;
|
||
end;
|
||
|
||
cbTransforms.clear;
|
||
cbTransforms.Items.Add('1');
|
||
cbTransforms.Items.Add('2');
|
||
AutoZoom;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
// -----------------------------------------------------------------------------
|
||
|
||
procedure TEditForm.btnXcoefsClick(Sender: TObject);
|
||
begin
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if (c[0][0] = 1) and (c[0][1] = 0) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
c[0][0] := 1;
|
||
c[0][1] := 0;
|
||
end;
|
||
cp.TrianglesFromCP(MainTriangles);
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.btnYcoefsClick(Sender: TObject);
|
||
begin
|
||
if (cp.xform[SelectedTriangle].c[1][0] = 0) and
|
||
(cp.xform[SelectedTriangle].c[1][1] = 1) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].c[1][0] := 0;
|
||
cp.xform[SelectedTriangle].c[1][1] := 1;
|
||
cp.TrianglesFromCP(MainTriangles);
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.btnOcoefsClick(Sender: TObject);
|
||
begin
|
||
if (cp.xform[SelectedTriangle].c[2][0] = 0) and
|
||
(cp.xform[SelectedTriangle].c[2][1] = 0) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].c[2][0] := 0;
|
||
cp.xform[SelectedTriangle].c[2][1] := 0;
|
||
cp.TrianglesFromCP(MainTriangles);
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.btnCoefsModeClick(Sender: TObject);
|
||
begin
|
||
ShowSelectedInfo;
|
||
end;
|
||
|
||
procedure TEditForm.tbVarPreviewClick(Sender: TObject);
|
||
begin
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.trkVarPreviewRangeChange(Sender: TObject);
|
||
begin
|
||
trkVarPreviewRange.Hint := Format('Range: %d', [trkVarPreviewRange.position]);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.trkVarPreviewDensityChange(Sender: TObject);
|
||
begin
|
||
trkVarPreviewDensity.Hint := Format('Density: %d', [trkVarPreviewDensity.position]);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.trkVarPreviewDepthChange(Sender: TObject);
|
||
begin
|
||
trkVarPreviewDepth.Hint := Format('Depth: %d', [trkVarPreviewDepth.position]);
|
||
TriangleView.Invalidate;
|
||
end;
|
||
|
||
procedure TEditForm.btnXpostClick(Sender: TObject);
|
||
begin
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if (p[0][0] = 1) and (p[0][1] = 0) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
p[0][0] := 1;
|
||
p[0][1] := 0;
|
||
end;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.btnYpostClick(Sender: TObject);
|
||
begin
|
||
if (cp.xform[SelectedTriangle].p[1][0] = 0) and
|
||
(cp.xform[SelectedTriangle].p[1][1] = 1) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].p[1][0] := 0;
|
||
cp.xform[SelectedTriangle].p[1][1] := 1;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
procedure TEditForm.btnOpostClick(Sender: TObject);
|
||
begin
|
||
if (cp.xform[SelectedTriangle].p[2][0] = 0) and
|
||
(cp.xform[SelectedTriangle].p[2][1] = 0) then exit;
|
||
|
||
MainForm.UpdateUndo;
|
||
cp.xform[SelectedTriangle].p[2][0] := 0;
|
||
cp.xform[SelectedTriangle].p[2][1] := 0;
|
||
UpdateFlame(True);
|
||
end;
|
||
|
||
// --Z-- copying functions is dumb... I am so lazy :-(
|
||
|
||
procedure TEditForm.PostCoefKeypress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key <> #13 then exit;
|
||
key := #0;
|
||
PostCoefValidate(Sender);
|
||
end;
|
||
|
||
procedure TEditForm.PostCoefValidate(Sender: TObject);
|
||
var
|
||
NewVal: double;
|
||
x, y, r, a: double; // dumb... must optimize
|
||
begin
|
||
try
|
||
NewVal := Round6(StrToFloat(TEdit(Sender).Text));
|
||
except on Exception do
|
||
begin
|
||
ShowSelectedInfo;
|
||
exit;
|
||
end;
|
||
end;
|
||
|
||
MainForm.UpdateUndo; // TODO - prevent unnecessary UpdateUndo...
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if btnCoefsRect.Down = true then
|
||
begin
|
||
if Sender = txtPost00 then p[0][0] := NewVal
|
||
else if Sender = txtPost01 then p[0][1] := -NewVal
|
||
else if Sender = txtPost10 then p[1][0] := -NewVal
|
||
else if Sender = txtPost11 then p[1][1] := NewVal
|
||
else if Sender = txtPost20 then p[2][0] := NewVal
|
||
else if Sender = txtPost21 then p[2][1] := -NewVal;
|
||
end
|
||
else begin
|
||
if (Sender = txtPost00) or (Sender = txtPost01) then begin
|
||
x := p[0][0];
|
||
y := -p[0][1];
|
||
end else
|
||
if (Sender = txtPost10) or (Sender = txtPost11) then begin
|
||
x := -p[1][0];
|
||
y := p[1][1];
|
||
end else
|
||
begin
|
||
x := p[2][0];
|
||
y := -p[2][1];
|
||
end;
|
||
r := Hypot(x, y);
|
||
a := arctan2(y, x);
|
||
|
||
if (Sender = txtPost00) or (Sender = txtPost10) or (Sender = txtPost20) then
|
||
r := NewVal
|
||
else
|
||
a := NewVal*PI/180;
|
||
|
||
x := r * cos(a);
|
||
y := r * sin(a);
|
||
if (Sender = txtPost00) or (Sender = txtPost01) then begin
|
||
p[0][0] := x;
|
||
p[0][1] := -y;
|
||
end else
|
||
if (Sender = txtPost10) or (Sender = txtPost11) then begin
|
||
p[1][0] := -x;
|
||
p[1][1] := y;
|
||
end else
|
||
begin
|
||
p[2][0] := x;
|
||
p[2][1] := -y;
|
||
end;
|
||
end;
|
||
end;
|
||
ShowSelectedInfo;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
procedure TEditForm.btnResetPostXFormClick(Sender: TObject);
|
||
begin
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
if (p[0,0]<>1) or (p[0,1]<>0) or(p[1,0]<>0) or (p[1,1]<>1) or (p[2,0]<>0) or (p[2,1]<>0) then
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
p[0, 0] := 1;
|
||
p[0, 1] := 0;
|
||
p[1, 0] := 0;
|
||
p[1, 1] := 1;
|
||
p[2, 0] := 0;
|
||
p[2, 1] := 0;
|
||
ShowSelectedInfo;
|
||
UpdateFlame(True);
|
||
end;
|
||
end;
|
||
end;
|
||
|
||
procedure TEditForm.btnPivotModeClick(Sender: TObject);
|
||
begin
|
||
if PivotMode <> pivotLocal then
|
||
with MainTriangles[SelectedTriangle] do begin
|
||
PivotMode := pivotLocal;
|
||
btnPivotMode.Caption := 'Local Pivot';
|
||
end
|
||
else
|
||
with MainTriangles[SelectedTriangle] do begin
|
||
PivotMode := pivotWorld;
|
||
btnPivotMode.Caption := 'World Pivot';
|
||
end;
|
||
|
||
TriangleView.Invalidate;
|
||
ShowSelectedInfo;
|
||
end;
|
||
|
||
procedure TEditForm.PivotValidate(Sender: TObject);
|
||
var
|
||
v: double;
|
||
begin
|
||
try
|
||
v := Round6(StrToFloat(TEdit(Sender).Text));
|
||
except on Exception do
|
||
begin
|
||
ShowSelectedInfo;
|
||
exit;
|
||
end;
|
||
end;
|
||
|
||
if Sender = editPivotX then
|
||
if v <> Round6(GetPivot.x) then begin
|
||
if PivotMode = pivotLocal then LocalPivot.x := v
|
||
else WorldPivot.x := v;
|
||
end
|
||
else exit
|
||
else
|
||
if v <> Round6(GetPivot.y) then begin
|
||
if PivotMode = pivotLocal then LocalPivot.y := v
|
||
else WorldPivot.y := v;
|
||
end
|
||
else exit;
|
||
|
||
TriangleView.Invalidate;
|
||
ShowSelectedInfo;
|
||
end;
|
||
|
||
procedure TEditForm.PivotKeyPress(Sender: TObject; var Key: Char);
|
||
begin
|
||
if key <> #13 then exit;
|
||
key := #0;
|
||
PivotValidate(Sender);
|
||
end;
|
||
|
||
procedure TEditForm.btnResetPivotClick(Sender: TObject);
|
||
begin
|
||
if PivotMode = pivotLocal then
|
||
begin
|
||
LocalPivot.x := 0;
|
||
LocalPivot.y := 0;
|
||
end
|
||
else begin
|
||
WorldPivot.x := 0;
|
||
WorldPivot.y := 0;
|
||
end;
|
||
TriangleView.Invalidate;
|
||
ShowSelectedInfo;
|
||
end;
|
||
|
||
procedure TEditForm.btnPickPivotClick(Sender: TObject);
|
||
begin
|
||
if editMode = modePick then begin
|
||
editMode := oldMode;
|
||
oldMode := modeNone;
|
||
exit;
|
||
end;
|
||
if oldMode <> modeNone then exit;
|
||
oldMode := editMode;
|
||
editMode := modePick;
|
||
TriangleView.Cursor := crCross; //...
|
||
btnPickPivot.Down := true;
|
||
end;
|
||
|
||
// this function is temporary...................................................
|
||
procedure TEditForm.btnSwapXformsClick(Sender: TObject);
|
||
var
|
||
i, j: integer;
|
||
t: double;
|
||
begin
|
||
MainForm.UpdateUndo;
|
||
for i := 0 to 2 do
|
||
for j := 0 to 1 do
|
||
with cp.xform[SelectedTriangle] do
|
||
begin
|
||
t:=c[i,j];
|
||
c[i,j]:=p[i,j];
|
||
p[i,j]:=t;
|
||
end;
|
||
cp.TrianglesFromCP(MainTriangles);
|
||
ShowSelectedInfo;
|
||
UpdateFlame(true);
|
||
end;
|
||
|
||
end.
|
||
|