55 lines
1.0 KiB
C++
55 lines
1.0 KiB
C++
#ifndef LABELSLIDER_H
|
|
#define LABELSLIDER_H
|
|
|
|
#include <QLabel>
|
|
#include <QUndoCommand>
|
|
|
|
class LabelSlider : public QLabel
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
LabelSlider(QWidget* parent = 0);
|
|
void set_value(double v);
|
|
void set_default_value(double v);
|
|
void set_minimum_value(double v);
|
|
void set_maximum_value(double v);
|
|
double value();
|
|
bool is_set();
|
|
protected:
|
|
void mousePressEvent(QMouseEvent *ev);
|
|
void mouseMoveEvent(QMouseEvent *ev);
|
|
void mouseReleaseEvent(QMouseEvent *ev);
|
|
private:
|
|
double default_value;
|
|
double internal_value;
|
|
double drag_start_value;
|
|
|
|
bool min_enabled;
|
|
double min_value;
|
|
bool max_enabled;
|
|
double max_value;
|
|
|
|
bool drag_start;
|
|
bool drag_proc;
|
|
int drag_start_x;
|
|
int drag_start_y;
|
|
|
|
bool set;
|
|
signals:
|
|
void valueChanged();
|
|
};
|
|
|
|
class ValueChangeCommand : public QUndoCommand {
|
|
public:
|
|
ValueChangeCommand();
|
|
LabelSlider* source;
|
|
float old_val;
|
|
float new_val;
|
|
void undo();
|
|
void redo();
|
|
private:
|
|
bool done;
|
|
};
|
|
|
|
#endif // LABELSLIDER_H
|