本文整理汇总了C++中MapDocument::selectedArea方法的典型用法代码示例。如果您正苦于以下问题：C++ MapDocument::selectedArea方法的具体用法？C++ MapDocument::selectedArea怎么用？C++ MapDocument::selectedArea使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MapDocument的用法示例。
在下文中一共展示了MapDocument::selectedArea方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: mousePressed
void SelectSameTileTool::mousePressed(QGraphicsSceneMouseEvent *event)
{
if (event->button() != Qt::LeftButton)
return;
const Qt::KeyboardModifiers modifiers = event->modifiers();
MapDocument *document = mapDocument();
QRegion selection = document->selectedArea();
if (modifiers == Qt::ShiftModifier)
selection += mSelectedRegion;
else if (modifiers == Qt::ControlModifier)
selection -= mSelectedRegion;
else if (modifiers == (Qt::ControlModifier | Qt::ShiftModifier))
selection &= mSelectedRegion;
else
selection = mSelectedRegion;
if (selection != document->selectedArea()) {
QUndoCommand *cmd = new ChangeSelectedArea(document, selection);
document->undoStack()->push(cmd);
}
}示例2: mouseReleased
void TileSelectionTool::mouseReleased(QGraphicsSceneMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
mSelecting = false;
MapDocument *document = mapDocument();
QRegion selection = document->selectedArea();
const QRect area = selectedArea();
switch (mSelectionMode) {
case Replace: selection = area; break;
case Add: selection += area; break;
case Subtract: selection -= area; break;
case Intersect: selection &= area; break;
}
if (selection != document->selectedArea()) {
QUndoCommand *cmd = new ChangeSelectedArea(document, selection);
document->undoStack()->push(cmd);
}
brushItem()->setTileRegion(QRegion());
updateStatusInfo();
}
}