61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
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#pragma once
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#include "lts_widgets_export.h"
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#include <QGraphicsView>
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#include <QObject>
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class QRubberBand;
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namespace LtsWidgets
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{
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class LTSWIDGETS_EXPORT LtsPictureView : public QGraphicsView
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{
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Q_OBJECT
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public:
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explicit LtsPictureView(QWidget* parent = nullptr);
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~LtsPictureView();
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void hideRubberband();
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void newRubberBand();
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void cutPicture();
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QGraphicsPixmapItem* getImage();
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protected:
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void mousePressEvent(QMouseEvent* event) override;
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void mouseMoveEvent(QMouseEvent* event) override;
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void mouseReleaseEvent(QMouseEvent* event) override;
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private:
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bool m_mouseActive;
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bool m_moveable;
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bool m_aspectRatioEnabled;
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bool m_s_inEdit;
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double m_aspectRatio;
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QRect m_curRectangle;
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QGraphicsScene* m_gsPicture;
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QRubberBand* m_rubberband;
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QGraphicsPixmapItem* m_image;
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QGraphicsPixmapItem* m_origimage;
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QPoint m_origin;
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QPoint m_bandoffset;
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public slots:
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void setPicture(const QImage& image, const QPoint& pos, const bool flag);
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void setAspectRatio(double aspectRatio);
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void ratioClicked(bool enabled);
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void leftChanged(int left);
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void rightChanged(int right);
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void topChanged(int top);
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void bottomChanged(int bottom);
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signals:
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void mouseMoved(const QRect&);
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void setLimits(const QSize&, bool);
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};
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} // namespace LtsWidgets
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