void KisSelectionToolHelper::addSelectionShape(KoShape* shape)
{
KisView2* view = m_canvas->view();
/**
* Mark a shape that it belongs to a shape selection
*/
if(!shape->userData()) {
shape->setUserData(new KisShapeSelectionMarker);
}
KisUndoAdapter *undoAdapter = view->image()->undoAdapter();
undoAdapter->beginMacro(m_name);
if (!view->selection()) {
undoAdapter->addCommand(new KisSetEmptyGlobalSelectionCommand(m_image));
}
KisSelectionSP selection = view->selection();
KisSelectionTransaction transaction(m_name, m_image->undoAdapter(), selection);
transaction.commit(undoAdapter);
KUndo2Command *cmd = m_canvas->shapeController()->addShape(shape);
undoAdapter->addCommand(cmd);
undoAdapter->endMacro();
}
void KisSelectionToolHelper::selectPixelSelection(KisPixelSelectionSP selection, SelectionAction action)
{
KisView2* view = m_canvas->view();
if (selection->selectedRect().isEmpty()) {
m_canvas->view()->selectionManager()->deselect();
return;
}
KisUndoAdapter *undoAdapter = view->image()->undoAdapter();
undoAdapter->beginMacro(m_name);
bool hasSelection = view->selection();
if (!hasSelection) {
undoAdapter->addCommand(new KisSetEmptyGlobalSelectionCommand(m_image));
}
KisSelectionTransaction transaction(m_name, m_image->undoAdapter(), view->selection());
KisPixelSelectionSP pixelSelection = view->selection()->getOrCreatePixelSelection();
if (!hasSelection && action == SELECTION_SUBTRACT) {
pixelSelection->invert();
}
pixelSelection->applySelection(selection, action);
QRect dirtyRect = m_image->bounds();
if (hasSelection && action != SELECTION_REPLACE && action != SELECTION_INTERSECT) {
dirtyRect = selection->selectedRect();
}
view->selection()->updateProjection(dirtyRect);
transaction.commit(undoAdapter);
undoAdapter->endMacro();
pixelSelection->setDirty(dirtyRect);
m_canvas->view()->selectionManager()->selectionChanged();
}