54 lines
1.1 KiB
C++
54 lines
1.1 KiB
C++
#ifndef TAGVIEW_H
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#define TAGVIEW_H
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#include "sqlitebackend.h"
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#include "tagscene.h"
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#include <QGraphicsView>
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#include <QTimer>
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class TagView : public QGraphicsView
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{
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Q_OBJECT
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public:
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TagView(QWidget *parent=nullptr);
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virtual ~TagView();
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TagScene *scene() { return &m_scene; }
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public slots:
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void zoomToFit();
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void setZoom(qreal zoom);
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void zoomIn(qreal delta=120);
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void zoomOut(qreal delta=120) { zoomIn(-delta); }
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void rotate(int angle);
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void setProject(SQLiteSaveFile *proj);
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signals:
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void tagDoubleClicked(const Tag &tag);
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protected:
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void wheelEvent(QWheelEvent *evt) override;
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void scrollContentsBy(int dx, int dy) override;
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void keyPressEvent(QKeyEvent *event) override;
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void keyReleaseEvent(QKeyEvent *event) override;
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void focusInEvent(QFocusEvent *event) override;
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private slots:
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void saveCenter();
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private:
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void restoreViewport();
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QTimer saveCenterTimer;
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bool were_done = false;
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TagScene m_scene;
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SQLiteSaveFile *m_proj = nullptr;
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int rotation;
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double zoom;
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};
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#endif // TAGVIEW_H
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