WebBitmap* Frame::selectionImage(bool forceWhiteText) const
{
m_view->setPaintBehavior(PaintBehaviorSelectionOnly | (forceWhiteText ? 0 : PaintBehaviorForceBlackText));
WebBitmap* result = imageFromRect(selectionBounds(true));
m_view->setPaintBehavior(PaintBehaviorNormal);
return result;
}
HBITMAP imageFromSelection(Frame* frame, bool forceBlackText)
{
frame->document()->updateLayout();
frame->view()->setPaintBehavior(PaintBehaviorSelectionOnly | (forceBlackText ? PaintBehaviorForceBlackText : 0));
FloatRect fr = frame->selection()->bounds();
IntRect ir(static_cast<int>(fr.x()), static_cast<int>(fr.y()),
static_cast<int>(fr.width()), static_cast<int>(fr.height()));
HBITMAP image = imageFromRect(frame, ir);
frame->view()->setPaintBehavior(PaintBehaviorNormal);
return image;
}
DragImageRef Frame::nodeImage(Node* node)
{
RenderObject* renderer = node->renderer();
if (!renderer)
return 0;
IntRect topLevelRect;
IntRect paintingRect = renderer->paintingRootRect(topLevelRect);
document()->updateLayout();
m_view->setNodeToDraw(node); // invoke special sub-tree drawing mode
HBITMAP result = imageFromRect(this, paintingRect);
m_view->setNodeToDraw(0);
return result;
}
WebBitmap* Frame::snapshotDragImage(Node* node, IntRect& imageRect, IntRect& elementRect) const
{
RenderObject* renderer = node->renderer();
if (!renderer)
return NULL;
renderer->updateDragState(true); // mark dragged nodes (so they pick up the right CSS)
m_doc->updateLayout(); // forces style recalc - needed since changing the drag state might
// imply new styles, plus JS could have changed other things
IntRect topLevelRect;
IntRect paintingRect = renderer->paintingRootRect(topLevelRect);
m_view->setNodeToDraw(node); // invoke special sub-tree drawing mode
WebBitmap* result = imageFromRect(paintingRect);
renderer->updateDragState(false);
m_doc->updateLayout();
m_view->setNodeToDraw(0);
elementRect = topLevelRect;
imageRect = paintingRect;
return result;
}
