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Turn on BitBlt scrolling.

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This commit is contained in:
ehouse 2006-06-24 01:22:10 +00:00
parent 765638289b
commit 33c94620fb
1 changed files with 34 additions and 42 deletions
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76
wince/cedraw.c
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@ -936,50 +936,42 @@ DLSTATIC XP_Bool
DRAW_FUNC_NAME(vertScrollBoard)( DrawCtx* p_dctx, XP_Rect* rect, DRAW_FUNC_NAME(vertScrollBoard)( DrawCtx* p_dctx, XP_Rect* rect,
XP_S16 dist ) XP_S16 dist )
{ {
#if 0 /* don't turn this on until after ship? */ XP_Bool success = XP_FALSE;
if ( dist < 0 ) { /* board passes in the whole board rect, so we need to subtract from it
return XP_FALSE; the height of the area to be overwritten. If dist is negative, the
dest is above the src. Otherwise it's below. */
CEDrawCtx* dctx = (CEDrawCtx*)p_dctx;
CEAppGlobals* globals = dctx->globals;
int destY, srcY;
XP_Bool down = dist <= 0;
if ( down ) {
srcY = rect->top;
dist = -dist; /* make it positive */
destY = srcY + dist;
} else { } else {
XP_Bool success = XP_FALSE; destY = rect->top;
/* board passes in the whole board rect, so we need to subtract from it srcY = destY + dist;
the height of the area to be overwritten. If dist is negative, the
dest is above the src. Otherwise it's below. */
CEDrawCtx* dctx = (CEDrawCtx*)p_dctx;
CEAppGlobals* globals = dctx->globals;
int destY, srcY;
XP_Bool down = dist <= 0;
if ( down ) {
srcY = rect->top;
dist = -dist; /* make it positive */
destY = srcY + dist;
} else {
destY = rect->top;
srcY = destY + dist;
}
success = BitBlt( globals->hdc, /* HDC hdcDest, */
rect->left, /* int nXDest */
destY,
rect->width, /* width */
rect->height - dist, /* int nHeight */
globals->hdc, /* HDC hdcSrc */
rect->left, /* int nXSrc */
srcY,
SRCCOPY ); /* DWORD dwRop */
/* need to return the rect that must still be redrawn */
if ( success ) {
if ( !down ) {
rect->top += rect->height - dist;
}
rect->height = dist;
}
return success;
} }
#else
return XP_FALSE; success = FALSE != BitBlt( globals->hdc, /* HDC hdcDest, */
#endif rect->left, /* int nXDest */
destY,
rect->width, /* width */
rect->height - dist, /* int nHeight */
globals->hdc, /* HDC hdcSrc */
rect->left, /* int nXSrc */
srcY,
SRCCOPY ); /* DWORD dwRop */
/* need to return the rect that must still be redrawn */
if ( success ) {
if ( !down ) {
rect->top += rect->height - dist;
}
rect->height = dist;
}
return success;
} }
#else /* #ifdef DRAW_LINK_DIRECT */ #else /* #ifdef DRAW_LINK_DIRECT */
static void static void