pulseview/pv/widgets/wellarray.hpp

145 lines
4.5 KiB
C++

/****************************************************************************
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** GNU Lesser General Public License Usage
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#ifndef PULSEVIEW_PV_WIDGETS_WELLARRAY_HPP
#define PULSEVIEW_PV_WIDGETS_WELLARRAY_HPP
#include <QWidget>
namespace pv {
namespace widgets {
struct WellArrayData;
class WellArray : public QWidget
{
Q_OBJECT
Q_PROPERTY(int selectedColumn READ selectedColumn)
Q_PROPERTY(int selectedRow READ selectedRow)
public:
WellArray(int rows, int cols, QWidget* parent = nullptr);
QString cellContent(int row, int col) const;
int selectedColumn() const { return selCol; }
int selectedRow() const { return selRow; }
virtual void setCurrent(int row, int col);
virtual void setSelected(int row, int col);
QSize sizeHint() const;
virtual void setCellBrush(int row, int col, const QBrush &);
QBrush cellBrush(int row, int col);
inline int cellWidth() const
{ return cellw; }
inline int cellHeight() const
{ return cellh; }
inline int rowAt(int y) const
{ return y / cellh; }
inline int columnAt(int x) const
{ if (isRightToLeft()) return ncols - (x / cellw) - 1; return x / cellw; }
inline int rowY(int row) const
{ return cellh * row; }
inline int columnX(int column) const
{ if (isRightToLeft()) return cellw * (ncols - column - 1); return cellw * column; }
inline int numRows() const
{ return nrows; }
inline int numCols() const
{return ncols; }
inline QRect cellRect() const
{ return QRect(0, 0, cellw, cellh); }
inline QSize gridSize() const
{ return QSize(ncols * cellw, nrows * cellh); }
QRect cellGeometry(int row, int column)
{
QRect r;
if (row >= 0 && row < nrows && column >= 0 && column < ncols)
r.setRect(columnX(column), rowY(row), cellw, cellh);
return r;
}
inline void updateCell(int row, int column) { update(cellGeometry(row, column)); }
Q_SIGNALS:
void selected(int row, int col);
protected:
virtual void paintCell(QPainter *, int row, int col, const QRect&);
virtual void paintCellContents(QPainter *, int row, int col, const QRect&);
void mousePressEvent(QMouseEvent*);
void mouseReleaseEvent(QMouseEvent*);
void keyPressEvent(QKeyEvent*);
void focusInEvent(QFocusEvent*);
void focusOutEvent(QFocusEvent*);
void paintEvent(QPaintEvent*);
private:
Q_DISABLE_COPY(WellArray)
int nrows;
int ncols;
int cellw;
int cellh;
int curRow;
int curCol;
int selRow;
int selCol;
WellArrayData *d;
};
} // namespace widgets
} // namespace pv
#endif // PULSEVIEW_PV_WIDGETS_WELLARRAY_HPP