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fix rect redraw problems caused by intersection requiring the usual 0.5 expansion (though consider a more general fix for this at teh group level)

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This commit is contained in:
Paul Davis 2013-06-18 13:46:24 -04:00
parent 77f5f4c4bf
commit 691be68ac2
5 changed files with 54 additions and 64 deletions
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4
libs/canvas/canvas.cc
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@ -227,7 +227,7 @@ void
Canvas::queue_draw_item_area (Item* item, Rect area)
{
ArdourCanvas::Rect canvas_area = item->item_to_canvas (area);
// cerr << "CANVAS Invalidate " << area << " TRANSLATE AS " << canvas_area << endl;
// cerr << "CANVAS " << this << " for " << item->whatami() << ' ' << item->name << " invalidate " << area << " TRANSLATE AS " << canvas_area << endl;
request_redraw (canvas_area);
}
@ -547,7 +547,7 @@ void
GtkCanvas::request_redraw (Rect const & request)
{
Rect area = canvas_to_window (request);
// cerr << "Invalidate " << request << " TRANSLATE AS " << area << endl;
// cerr << this << " Invalidate " << request << " TRANSLATE AS " << area << endl;
queue_draw_area (floor (area.x0), floor (area.y0), ceil (area.x1) - floor (area.x0), ceil (area.y1) - floor (area.y0));
}