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user32: Prepare for multi-frame storing of icons and cursors.

This commit is contained in:
Erich Hoover 2010-09-25 21:37:23 -06:00 committed by Alexandre Julliard
parent f6081f9352
commit ca7163e438
1 changed files with 35 additions and 30 deletions
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57
dlls/user32/cursoricon.c
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@ -110,17 +110,22 @@ static CRITICAL_SECTION IconCrst = { &critsect_debug, -1, 0, 0, 0, 0 };
* User objects management
*/
struct cursoricon_frame
{
HBITMAP color; /* color bitmap */
HBITMAP alpha; /* pre-multiplied alpha bitmap for 32-bpp icons */
HBITMAP mask; /* mask bitmap (followed by color for 1-bpp icons) */
};
struct cursoricon_object
{
struct user_object obj; /* object header */
ULONG_PTR param; /* opaque param used by 16-bit code */
HBITMAP color; /* color bitmap */
HBITMAP alpha; /* pre-multiplied alpha bitmap for 32-bpp icons */
HBITMAP mask; /* mask bitmap (followed by color for 1-bpp icons) */
BOOL is_icon; /* whether icon or cursor */
UINT width;
UINT height;
POINT hotspot;
struct cursoricon_frame frame; /* icon frame information */
};
static HICON alloc_icon_handle(void)
@ -128,9 +133,9 @@ static HICON alloc_icon_handle(void)
struct cursoricon_object *obj = HeapAlloc( GetProcessHeap(), 0, sizeof(*obj) );
if (!obj) return 0;
obj->param = 0;
obj->color = 0;
obj->alpha = 0;
obj->mask = 0;
obj->frame.color = 0;
obj->frame.mask = 0;
obj->frame.alpha = 0;
return alloc_user_handle( &obj->obj, USER_ICON );
}
@ -158,9 +163,9 @@ static BOOL free_icon_handle( HICON handle )
else if (obj)
{
ULONG_PTR param = obj->param;
if (obj->color) DeleteObject( obj->color );
if (obj->alpha) DeleteObject( obj->alpha );
DeleteObject( obj->mask );
if (obj->frame.alpha) DeleteObject( obj->frame.alpha );
if (obj->frame.color) DeleteObject( obj->frame.color );
DeleteObject( obj->frame.mask );
HeapFree( GetProcessHeap(), 0, obj );
if (wow_handlers.free_icon_param && param) wow_handlers.free_icon_param( param );
USER_Driver->pDestroyCursorIcon( handle );
@ -921,13 +926,13 @@ static HICON CURSORICON_CreateIconFromBMI( BITMAPINFO *bmi,
{
struct cursoricon_object *info = get_icon_ptr( hObj );
info->color = color;
info->mask = mask;
info->alpha = alpha;
info->is_icon = bIcon;
info->hotspot = hotspot;
info->width = width;
info->height = height;
info->frame.color = color;
info->frame.mask = mask;
info->frame.alpha = alpha;
release_icon_ptr( hObj, info );
USER_Driver->pCreateCursorIcon( hObj );
}
@ -1532,13 +1537,13 @@ HICON WINAPI CopyIcon( HICON hIcon )
if ((hNew = alloc_icon_handle()))
{
ptrNew = get_icon_ptr( hNew );
ptrNew->color = copy_bitmap( ptrOld->color );
ptrNew->alpha = copy_bitmap( ptrOld->alpha );
ptrNew->mask = copy_bitmap( ptrOld->mask );
ptrNew->is_icon = ptrOld->is_icon;
ptrNew->width = ptrOld->width;
ptrNew->height = ptrOld->height;
ptrNew->hotspot = ptrOld->hotspot;
ptrNew->frame.mask = copy_bitmap( ptrOld->frame.mask );
ptrNew->frame.color = copy_bitmap( ptrOld->frame.color );
ptrNew->frame.alpha = copy_bitmap( ptrOld->frame.alpha );
release_icon_ptr( hNew, ptrNew );
}
release_icon_ptr( hIcon, ptrOld );
@ -1824,8 +1829,8 @@ BOOL WINAPI GetIconInfo(HICON hIcon, PICONINFO iconinfo)
iconinfo->fIcon = ptr->is_icon;
iconinfo->xHotspot = ptr->hotspot.x;
iconinfo->yHotspot = ptr->hotspot.y;
iconinfo->hbmColor = copy_bitmap( ptr->color );
iconinfo->hbmMask = copy_bitmap( ptr->mask );
iconinfo->hbmColor = copy_bitmap( ptr->frame.color );
iconinfo->hbmMask = copy_bitmap( ptr->frame.mask );
release_icon_ptr( hIcon, ptr );
return TRUE;
@ -1935,12 +1940,12 @@ HICON WINAPI CreateIconIndirect(PICONINFO iconinfo)
{
struct cursoricon_object *info = get_icon_ptr( hObj );
info->color = color;
info->mask = mask;
info->alpha = create_alpha_bitmap( iconinfo->hbmColor, mask, NULL, NULL );
info->is_icon = iconinfo->fIcon;
info->width = width;
info->height = height;
info->frame.color = color;
info->frame.mask = mask;
info->frame.alpha = create_alpha_bitmap( iconinfo->hbmColor, mask, NULL, NULL );
if (info->is_icon)
{
info->hotspot.x = width / 2;
@ -2053,7 +2058,7 @@ BOOL WINAPI DrawIconEx( HDC hdc, INT x0, INT y0, HICON hIcon,
oldFg = SetTextColor( hdc, RGB(0,0,0) );
oldBg = SetBkColor( hdc, RGB(255,255,255) );
if (ptr->alpha && (flags & DI_IMAGE))
if (ptr->frame.alpha && (flags & DI_IMAGE))
{
BOOL is_mono = FALSE;
@ -2066,7 +2071,7 @@ BOOL WINAPI DrawIconEx( HDC hdc, INT x0, INT y0, HICON hIcon,
if (!is_mono)
{
BLENDFUNCTION pixelblend = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA };
SelectObject( hMemDC, ptr->alpha );
SelectObject( hMemDC, ptr->frame.alpha );
if (GdiAlphaBlend( hdc_dest, x, y, cxWidth, cyWidth, hMemDC,
0, 0, ptr->width, ptr->height, pixelblend )) goto done;
}
@ -2074,24 +2079,24 @@ BOOL WINAPI DrawIconEx( HDC hdc, INT x0, INT y0, HICON hIcon,
if (flags & DI_MASK)
{
SelectObject( hMemDC, ptr->mask );
SelectObject( hMemDC, ptr->frame.mask );
StretchBlt( hdc_dest, x, y, cxWidth, cyWidth,
hMemDC, 0, 0, ptr->width, ptr->height, SRCAND );
}
if (flags & DI_IMAGE)
{
if (ptr->color)
if (ptr->frame.color)
{
DWORD rop = (flags & DI_MASK) ? SRCINVERT : SRCCOPY;
SelectObject( hMemDC, ptr->color );
SelectObject( hMemDC, ptr->frame.color );
StretchBlt( hdc_dest, x, y, cxWidth, cyWidth,
hMemDC, 0, 0, ptr->width, ptr->height, rop );
}
else
{
DWORD rop = (flags & DI_MASK) ? SRCINVERT : SRCCOPY;
SelectObject( hMemDC, ptr->mask );
SelectObject( hMemDC, ptr->frame.mask );
StretchBlt( hdc_dest, x, y, cxWidth, cyWidth,
hMemDC, 0, ptr->height, ptr->width, ptr->height, rop );
}