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Implement draggable rectangle selection

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This commit is contained in:
G.K.MacGregor
2020-10-25 11:07:04 +00:00
parent af5f0ae74c
commit 151d842bc0
4 changed files with 91 additions and 16 deletions
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7
mainwidget.h
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@@ -22,6 +22,7 @@
#include <QBasicTimer>
#include <QFrame>
#include <QPair>
#include <QTextStream>
#include <vector>
@@ -74,6 +75,8 @@ protected:
void paintEvent(QPaintEvent *event) override;
void keyPressEvent(QKeyEvent *event) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void focusInEvent(QFocusEvent *event) override;
void focusOutEvent(QFocusEvent *event) override;
@@ -82,7 +85,7 @@ protected:
private:
TeletextDocument* m_teletextDocument;
LevelOnePage* m_levelOnePage;
bool m_insertMode, m_grid;
bool m_insertMode, m_grid, m_selectionInProgress;
QBasicTimer m_flashTimer;
int m_flashTiming, m_flashPhase;
@@ -90,7 +93,7 @@ private:
void calculateDimensions();
void cursorToMouse(QPoint mousePosition);
QPair<int, int> mouseToRowAndColumn(const QPoint &);
};
#endif