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Code cleanup.

This commit is contained in:
Armin Novak 2016-08-09 22:37:32 +02:00 committed by Armin Novak
parent 122f25eb60
commit 5554d805db
1 changed files with 9 additions and 22 deletions
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31
libfreerdp/gdi/clipping.c
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@ -34,7 +34,8 @@
#include "clipping.h"
BOOL gdi_SetClipRgn(HGDI_DC hdc, UINT32 nXLeft, UINT32 nYLeft, UINT32 nWidth, UINT32 nHeight)
BOOL gdi_SetClipRgn(HGDI_DC hdc, UINT32 nXLeft, UINT32 nYLeft, UINT32 nWidth,
UINT32 nHeight)
{
return gdi_SetRgn(hdc->clip, nXLeft, nYLeft, nWidth, nHeight);
}
@ -76,14 +77,13 @@ BOOL gdi_SetNullClipRgn(HGDI_DC hdc)
* @return nonzero if there is something to draw, 0 otherwise
*/
BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32 *x, UINT32 *y, UINT32 *w, UINT32 *h,
UINT32 *srcx, UINT32 *srcy)
BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32* x, UINT32* y, UINT32* w, UINT32* h,
UINT32* srcx, UINT32* srcy)
{
GDI_RECT bmp;
GDI_RECT clip;
GDI_RECT coords;
HGDI_BITMAP hBmp;
int dx = 0;
int dy = 0;
BOOL draw = TRUE;
@ -125,13 +125,12 @@ BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32 *x, UINT32 *y, UINT32 *w, UINT32 *h,
gdi_CRgnToRect(*x, *y, *w, *h, &coords);
if (coords.right >= clip.left && coords.left <= clip.right &&
coords.bottom >= clip.top && coords.top <= clip.bottom)
coords.bottom >= clip.top && coords.top <= clip.bottom)
{
/* coordinates overlap with clipping region */
if (coords.left < clip.left)
{
dx = (clip.left - coords.left) + 1;
dx = (clip.left - coords.left);
coords.left = clip.left;
}
@ -140,7 +139,7 @@ BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32 *x, UINT32 *y, UINT32 *w, UINT32 *h,
if (coords.top < clip.top)
{
dy = (clip.top - coords.top) + 1;
dy = (clip.top - coords.top);
coords.top = clip.top;
}
@ -150,7 +149,6 @@ BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32 *x, UINT32 *y, UINT32 *w, UINT32 *h,
else
{
/* coordinates do not overlap with clipping region */
coords.left = 0;
coords.right = 0;
coords.top = 0;
@ -159,22 +157,11 @@ BOOL gdi_ClipCoords(HGDI_DC hdc, UINT32 *x, UINT32 *y, UINT32 *w, UINT32 *h,
}
if (srcx != NULL)
{
if (dx > 0)
{
*srcx += dx - 1;
}
}
*srcx += dx;
if (srcy != NULL)
{
if (dy > 0)
{
*srcy += dy - 1;
}
}
*srcy += dy;
gdi_RectToCRgn(&coords, x, y, w, h);
return draw;
}