new version 2.02h

2.10/Source/Fullscreen.pas

@@ -0,0 +1,180 @@
+{
+     Apophysis Copyright (C) 2001-2004 Mark Townsend
+
+     This program is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published by
+     the Free Software Foundation; either version 2 of the License, or
+     (at your option) any later version.
+
+     This program is distributed in the hope that it will be useful,
+     but WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+     GNU General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with this program; if not, write to the Free Software
+     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+}
+unit Fullscreen;
+
+interface
+
+uses
+  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
+  Menus, ControlPoint, RenderThread, ExtCtrls;
+
+type
+  TFullscreenForm = class(TForm)
+    Image: TImage;
+    procedure FormShow(Sender: TObject);
+    procedure FormClose(Sender: TObject; var Action: TCloseAction);
+    procedure FormCreate(Sender: TObject);
+    procedure FormDestroy(Sender: TObject);
+    procedure FormKeyPress(Sender: TObject; var Key: Char);
+    procedure ImageDblClick(Sender: TObject);
+  private
+    Remainder, StartTime, Now: Extended;
+    Renderer: TRenderThread;
+    procedure showTaskbar;
+    procedure hideTaskbar;
+    procedure DrawFlame;
+    procedure OnProgress(prog: double);
+    procedure HandleThreadCompletion(var Message: TMessage);
+      message WM_THREAD_COMPLETE;
+    procedure HandleThreadTermination(var Message: TMessage);
+      message WM_THREAD_TERMINATE;
+  public
+    Calculate : boolean;
+    cp: TControlPoint;
+    Zoom: double;
+    center: array[0..1] of double;
+  end;
+
+var
+  FullscreenForm: TFullscreenForm;
+
+implementation
+
+uses Main, Math, Global;
+
+{$R *.DFM}
+
+
+procedure TFullscreenForm.DrawFlame;
+begin
+  AdjustScale(cp, Image.Width, Image.Height);
+//  cp.Zoom := MainForm.Zoom;
+//  cp.center[0] := MainForm.center[0];
+//  cp.center[1] := MainForm.center[1];
+  cp.sample_density := defSampleDensity;
+  StartTime := Now;
+  Remainder := 1;
+  if Assigned(Renderer) then Renderer.Terminate;
+  if Assigned(Renderer) then Renderer.WaitFor;
+  if not Assigned(Renderer) then
+  begin
+    Renderer := TRenderThread.Create;
+    Renderer.TargetHandle := Handle;
+    Renderer.OnProgress := OnProgress;
+    Renderer.Compatibility := Compatibility;    
+    Renderer.SetCP(cp);
+    Renderer.Resume;
+  end;
+end;
+
+procedure TFullscreenForm.HandleThreadCompletion(var Message: TMessage);
+var
+  bm: TBitmap;
+begin
+  if Assigned(Renderer) then
+  begin
+    bm := TBitmap.Create;
+    bm.assign(Renderer.GetImage);
+   Image.Picture.Graphic := bm;
+
+//    Canvas.StretchDraw(Rect(0, 0, ClientWidth, ClientHeight), bm);
+    Renderer.Free;
+    Renderer := nil;
+    bm.Free;
+  end;
+end;
+
+procedure TFullscreenForm.HandleThreadTermination(var Message: TMessage);
+begin
+  if Assigned(Renderer) then
+  begin
+    Renderer.Free;
+    Renderer := nil;
+  end;
+end;
+
+procedure TFullscreenForm.OnProgress(prog: double);
+begin
+  prog := (Renderer.Slice + Prog) / Renderer.NrSlices;
+  Canvas.Brush.Color := clTeal;
+  Canvas.FrameRect(Rect(5, ClientHeight - 15, ClientWidth - 5, ClientHeight - 5));
+  Canvas.Brush.Color := clTeal;
+  Canvas.Fillrect(Rect(7, ClientHeight - 13, 7 + Round(prog * (ClientWidth - 14)), ClientHeight - 7));
+  Canvas.Brush.Color := clBlack;
+  Canvas.Fillrect(Rect(7 + Round(prog * (ClientWidth - 14)), ClientHeight - 13, ClientWidth - 7, ClientHeight - 7));
+  Application.ProcessMessages;
+end;
+
+procedure TFullscreenForm.hideTaskbar;
+var wndHandle: THandle;
+  wndClass: array[0..50] of Char;
+begin
+  StrPCopy(@wndClass[0], 'Shell_TrayWnd');
+  wndHandle := FindWindow(@wndClass[0], nil);
+  ShowWindow(wndHandle, SW_HIDE);
+end;
+
+procedure TFullscreenForm.showTaskbar;
+var wndHandle: THandle;
+  wndClass: array[0..50] of Char;
+begin
+  StrPCopy(@wndClass[0], 'Shell_TrayWnd');
+  wndHandle := FindWindow(@wndClass[0], nil);
+  ShowWindow(wndHandle, SW_RESTORE);
+end;
+
+procedure TFullscreenForm.FormShow(Sender: TObject);
+begin
+  MainForm.mnuShowFull.enabled := true;
+  HideTaskbar;
+  if calculate then
+    DrawFlame;
+end;
+
+procedure TFullscreenForm.FormClose(Sender: TObject;
+  var Action: TCloseAction);
+begin
+  if Assigned(Renderer) then Renderer.Terminate;
+  ShowTaskbar;
+end;
+
+procedure TFullscreenForm.FormCreate(Sender: TObject);
+begin
+  cp := TControlPoint.Create;
+end;
+
+procedure TFullscreenForm.FormDestroy(Sender: TObject);
+begin
+  if assigned(Renderer) then Renderer.Terminate;
+  if assigned(Renderer) then Renderer.WaitFor;
+  if assigned(Renderer) then Renderer.Free;
+  cp.Free;
+end;
+
+procedure TFullscreenForm.FormKeyPress(Sender: TObject; var Key: Char);
+begin
+  close;
+end;
+
+procedure TFullscreenForm.ImageDblClick(Sender: TObject);
+begin
+  close;
+end;
+
+end.
+