fractorium/Source/Fractorium/DoubleSpinBox.h

93 lines
2.8 KiB
C++

#pragma once
#include "FractoriumPch.h"
/// <summary>
/// DoubleSpinBox and VariationTreeDoubleSpinBox classes.
/// </summary>
/// <summary>
/// A derivation to prevent the spin box from selecting its own text
/// when editing. Also to prevent multiple spin boxes from all having
/// selected text at once.
/// </summary>
class DoubleSpinBox : public QDoubleSpinBox
{
Q_OBJECT
public:
explicit DoubleSpinBox(QWidget* parent = 0, int height = 16, double step = 0.05);
virtual ~DoubleSpinBox() { }
void SetValueStealth(double d);
void DoubleClick(bool b);
void DoubleClickZero(double val);
void DoubleClickNonZero(double val);
double Step();
void Step(double step);
double SmallStep();
void SmallStep(double step);
QLineEdit* lineEdit();
public slots:
void onSpinBoxValueChanged(double d);
protected:
virtual bool eventFilter(QObject* o, QEvent* e) override;
virtual void focusInEvent(QFocusEvent* e);
virtual void focusOutEvent(QFocusEvent* e);
virtual void enterEvent(QEvent* e);
virtual void leaveEvent(QEvent* e);
private:
bool m_Select;
bool m_DoubleClick;
double m_DoubleClickNonZero;
double m_DoubleClickZero;
double m_Step;
double m_SmallStep;
};
/// <summary>
/// VariationTreeWidgetItem and VariationTreeDoubleSpinBox need each other, but each can't include the other.
/// So VariationTreeWidgetItem includes this file, and use a forward declaration here.
/// </summary>
template <typename T> class VariationTreeWidgetItem;
/// <summary>
/// Derivation for the double spin boxes that are in the
/// variations tree.
/// </summary>
template <typename T>
class VariationTreeDoubleSpinBox : public DoubleSpinBox
{
public:
/// <summary>
/// Constructor that passes agruments to the base and assigns the m_Param and m_Variation members.
/// </summary>
/// <param name="p">The parent widget</param>
/// <param name="widgetItem">The widget item this spinner is contained in</param>
/// <param name="var">The variation this spinner is for</param>
/// <param name="param">The name of the parameter this is for</param>
/// <param name="h">The height of the spin box. Default: 16.</param>
/// <param name="step">The step used to increment/decrement the spin box when using the mouse wheel. Default: 0.05.</param>
explicit VariationTreeDoubleSpinBox(QWidget* p, VariationTreeWidgetItem<T>* widgetItem, Variation<T>* var, string param, int h = 16, double step = 0.05)
: DoubleSpinBox(p, h, step)
{
m_WidgetItem = widgetItem;
m_Param = param;
m_Variation = var;
setDecimals(3);
}
virtual ~VariationTreeDoubleSpinBox() { }
bool IsParam() { return !m_Param.empty(); }
string ParamName() { return m_Param; }
Variation<T>* GetVariation() { return m_Variation; }
VariationTreeWidgetItem<T>* WidgetItem() { return m_WidgetItem; }
private:
string m_Param;
Variation<T>* m_Variation;
VariationTreeWidgetItem<T>* m_WidgetItem;
};