[ros-diffs] [gvg] 16247: Don't draw 0-width HLine

Don't draw 0-width HLine
Modified: trunk/reactos/subsys/win32k/eng/lineto.c
  _____
Modified: trunk/reactos/subsys/win32k/eng/lineto.c
--- trunk/reactos/subsys/win32k/eng/lineto.c    2005-06-23 15:58:03 UTC
(rev 16246)
+++ trunk/reactos/subsys/win32k/eng/lineto.c    2005-06-23 17:54:22 UTC
(rev 16247)
@@ -418,16 +418,18 @@
          EnumMore = CLIPOBJ_bEnum(Clip, (ULONG) sizeof(RectEnum),
(PVOID) &RectEnum);
          for (i = 0; i < RectEnum.c && RectEnum.arcl[i].top +
Translate.y <= y1; i++)
            {
-             if (y1 < RectEnum.arcl[i].bottom + Translate.y &&
-                 RectEnum.arcl[i].left + Translate.x <= hx + deltax &&
-                 hx < RectEnum.arcl[i].right + Translate.x)
-               {
-
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_HLine(
+              if (y1 < RectEnum.arcl[i].bottom + Translate.y &&
+                  RectEnum.arcl[i].left + Translate.x <= hx + deltax &&
+                  hx < RectEnum.arcl[i].right + Translate.x &&
+                  max(hx, RectEnum.arcl[i].left + Translate.x) <
+                  min(hx + deltax, RectEnum.arcl[i].right +
Translate.x))
+                {
+
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_HLine(
                                        OutputObj,
-                                      max(hx, RectEnum.arcl[i].left +
Translate.x),
-                                      min(hx + deltax,
RectEnum.arcl[i].right + Translate.x),
-                                      y1, Pixel);
-               }
+                                       max(hx, RectEnum.arcl[i].left +
Translate.x),
+                                       min(hx + deltax,
RectEnum.arcl[i].right + Translate.x),
+                                       y1, Pixel);
+                       }
            }
        }
       while (EnumMore);