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[WIN32K] Fix bounds calculation when drawing with a pen

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Jérôme Gardou 2020-03-24 11:20:58 +00:00 • committed by Jérôme Gardou
parent 38788a2b07
commit 2928084e2f
1 changed files with 3 additions and 3 deletions
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6
win32ss/gdi/ntgdi/line.c
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@ -25,16 +25,16 @@ AddPenLinesBounds(PDC dc, int count, POINT *points)
pbrLine = dc->dclevel.pbrLine; pbrLine = dc->dclevel.pbrLine;
ASSERT(pbrLine); ASSERT(pbrLine);
lWidth = pbrLine->lWidth; lWidth = 0;
// Setup bounds // Setup bounds
bounds.left = bounds.top = INT_MAX; bounds.left = bounds.top = INT_MAX;
bounds.right = bounds.bottom = INT_MIN; bounds.right = bounds.bottom = INT_MIN;
if (((pbrLine->ulPenStyle & PS_TYPE_MASK) & PS_GEOMETRIC) || lWidth > 1) if (((pbrLine->ulPenStyle & PS_TYPE_MASK) & PS_GEOMETRIC) || (pbrLine->lWidth > 1))
{ {
/* Windows uses some heuristics to estimate the distance from the point that will be painted */ /* Windows uses some heuristics to estimate the distance from the point that will be painted */
lWidth = lWidth + 2; lWidth = pbrLine->lWidth + 2;
endcap = (PS_ENDCAP_MASK & pbrLine->ulPenStyle); endcap = (PS_ENDCAP_MASK & pbrLine->ulPenStyle);
join = (PS_JOIN_MASK & pbrLine->ulPenStyle); join = (PS_JOIN_MASK & pbrLine->ulPenStyle);
if (join == PS_JOIN_MITER) if (join == PS_JOIN_MITER)