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Only reselect the font if the transformation has actually changed.

This commit is contained in:
Huw Davies 2003-11-11 00:27:48 +00:00 committed by Alexandre Julliard
parent 79edbebccd
commit b0c790c691
1 changed files with 4 additions and 2 deletions
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4
objects/dc.c
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@ -242,7 +242,7 @@ static BOOL DC_InvertXform( const XFORM *xformSrc, XFORM *xformDest )
*/
void DC_UpdateXforms( DC *dc )
{
XFORM xformWnd2Vport;
XFORM xformWnd2Vport, oldworld2vport;
FLOAT scaleX, scaleY;
/* Construct a transformation to do the window-to-viewport conversion */
@ -257,6 +257,7 @@ void DC_UpdateXforms( DC *dc )
xformWnd2Vport.eDy = (FLOAT)dc->vportOrgY -
scaleY * (FLOAT)dc->wndOrgY;
oldworld2vport = dc->xformWorld2Vport;
/* Combine with the world transformation */
CombineTransform( &dc->xformWorld2Vport, &dc->xformWorld2Wnd,
&xformWnd2Vport );
@ -267,6 +268,7 @@ void DC_UpdateXforms( DC *dc )
/* Reselect the font back into the dc so that the font size
gets updated. */
if(memcmp(&oldworld2vport, &dc->xformWorld2Vport, sizeof(oldworld2vport)))
SelectObject(dc->hSelf, GetCurrentObject(dc->hSelf, OBJ_FONT));
}