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gdi: Fix the EMF bounding box calculation.

This commit is contained in:
Michael Kaufmann 2006-01-25 13:14:27 +01:00 committed by Alexandre Julliard
parent 201cdcc462
commit 2fed6479d8
1 changed files with 27 additions and 9 deletions
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36
dlls/gdi/enhmfdrv/init.c
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@ -225,16 +225,34 @@ void EMFDRV_UpdateBBox( PHYSDEV dev, RECTL *rect )
RECTL vportRect = *rect;
LPtoDP(physDev->hdc, (LPPOINT)&vportRect, 2);
if(bounds->left > bounds->right) {/* first rect */
*bounds = vportRect;
return;
/* The coordinate systems may be mirrored
(LPtoDP handles points, not rectangles) */
if (vportRect.left > vportRect.right)
{
LONG temp = vportRect.right;
vportRect.right = vportRect.left;
vportRect.left = temp;
}
if (vportRect.top > vportRect.bottom)
{
LONG temp = vportRect.bottom;
vportRect.bottom = vportRect.top;
vportRect.top = temp;
}
if (bounds->left > bounds->right)
{
/* first bounding rectangle */
*bounds = vportRect;
}
else
{
bounds->left = min(bounds->left, vportRect.left);
bounds->top = min(bounds->top, vportRect.top);
bounds->right = max(bounds->right, vportRect.right);
bounds->bottom = max(bounds->bottom, vportRect.bottom);
}
bounds->left = min(bounds->left, vportRect.left);
bounds->top = min(bounds->top, vportRect.top);
bounds->right = max(bounds->right, vportRect.right);
bounds->bottom = max(bounds->bottom, vportRect.bottom);
return;
}
/**********************************************************************