52 lines
1014 B
C++
52 lines
1014 B
C++
#ifndef LABELSLIDER_H
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#define LABELSLIDER_H
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#include <QLabel>
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#include <QUndoCommand>
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class LabelSlider : public QLabel
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{
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Q_OBJECT
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public:
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LabelSlider(QWidget* parent = 0);
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void set_value(float v);
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void set_default_value(float v);
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void set_minimum_value(float v);
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void set_maximum_value(float v);
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float value();
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protected:
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void mousePressEvent(QMouseEvent *ev);
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void mouseMoveEvent(QMouseEvent *ev);
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void mouseReleaseEvent(QMouseEvent *ev);
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private:
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float default_value;
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float internal_value;
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float drag_start_value;
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bool min_enabled;
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float min_value;
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bool max_enabled;
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float max_value;
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bool drag_start;
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bool drag_proc;
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int drag_start_x;
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int drag_start_y;
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signals:
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void valueChanged();
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};
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class ValueChangeCommand : public QUndoCommand {
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public:
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ValueChangeCommand();
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LabelSlider* source;
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float old_val;
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float new_val;
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void undo();
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void redo();
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private:
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bool done;
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};
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#endif // LABELSLIDER_H
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