Пример #1
0
bool
StateBrush_Context::build_transform_stack(
	Canvas::Handle canvas,
	Layer::Handle layer,
	CanvasView::Handle canvas_view,
	TransformStack& transform_stack )
{
	int count = 0;
	for(Canvas::iterator i = canvas->begin(); i != canvas->end() ;++i)
	{
		if(*i == layer) return true;

		if((*i)->active())
		{
			Transform::Handle trans((*i)->get_transform());
			if(trans) { transform_stack.push(trans); count++; }
		}

		// If this is a paste canvas layer, then we need to
		// descend into it
		if(etl::handle<Layer_PasteCanvas> layer_pastecanvas = etl::handle<Layer_PasteCanvas>::cast_dynamic(*i))
		{
			transform_stack.push_back(
				new Transform_Matrix(
						layer_pastecanvas->get_guid(),
					layer_pastecanvas->get_summary_transformation().get_matrix()
				)
			);
			if (build_transform_stack(layer_pastecanvas->get_sub_canvas(), layer, canvas_view, transform_stack))
				return true;
			transform_stack.pop();
		}
	}
	while(count-- > 0) transform_stack.pop();
	return false;
}
Пример #2
0
 void popTransform()
 {
     transformStack.pop();
 }