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Implemented Get/SetBoundsRect based on a patch by Ken Belleau.

This commit is contained in:
Alexandre Julliard 2004-03-03 05:29:44 +00:00
parent e6d93da700
commit cb4ecc878f
4 changed files with 96 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
dlls/gdi/gdi16.c
View File

@ -1546,6 +1546,33 @@ void WINAPI PlayMetaFileRecord16( HDC16 hdc, HANDLETABLE16 *ht, METARECORD *mr,
}
/***********************************************************************
* SetBoundsRect (GDI.193)
*/
UINT16 WINAPI SetBoundsRect16( HDC16 hdc, const RECT16* rect, UINT16 flags )
{
if (rect)
{
RECT rect32;
CONV_RECT16TO32( rect, &rect32 );
return SetBoundsRect( HDC_32( hdc ), &rect32, flags );
}
else return SetBoundsRect( HDC_32( hdc ), NULL, flags );
}
/***********************************************************************
* GetBoundsRect (GDI.194)
*/
UINT16 WINAPI GetBoundsRect16( HDC16 hdc, LPRECT16 rect, UINT16 flags)
{
RECT rect32;
UINT ret = GetBoundsRect( HDC_32( hdc ), &rect32, flags );
if (rect) CONV_RECT32TO16( &rect32, rect );
return ret;
}
/***********************************************************************
* EngineEnumerateFont (GDI.300)
*/

6
dlls/gdi/gdi_private.h
View File

@ -171,8 +171,10 @@ typedef struct tagDC_FUNCS
} DC_FUNCTIONS;
/* DC flags */
#define DC_SAVED 0x0002 /* It is a saved DC */
#define DC_DIRTY 0x0004 /* hVisRgn has to be updated */
#define DC_SAVED 0x0002 /* It is a saved DC */
#define DC_DIRTY 0x0004 /* hVisRgn has to be updated */
#define DC_BOUNDS_ENABLE 0x0008 /* Bounding rectangle tracking is enabled */
#define DC_BOUNDS_SET 0x0010 /* Bounding rectangle has been set */
/* Certain functions will do no further processing if the driver returns this.
Used by mfdrv for example. */

1
include/gdi.h
View File

@ -153,6 +153,7 @@ typedef struct tagDC
XFORM xformWorld2Vport; /* World-to-viewport transformation */
XFORM xformVport2World; /* Inverse of the above transformation */
BOOL vport2WorldValid; /* Is xformVport2World valid? */
RECT BoundsRect; /* Current bounding rect */
} DC;
/* extra stock object: default 1x1 bitmap for memory DCs */

86
objects/dc.c
View File

@ -116,6 +116,10 @@ DC *DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic )
dc->xformWorld2Vport = dc->xformWorld2Wnd;
dc->xformVport2World = dc->xformWorld2Wnd;
dc->vport2WorldValid = TRUE;
dc->BoundsRect.left = 0;
dc->BoundsRect.top = 0;
dc->BoundsRect.right = 0;
dc->BoundsRect.bottom = 0;
PATH_InitGdiPath(&dc->path);
return dc;
}
@ -322,6 +326,7 @@ HDC WINAPI GetDCState( HDC hdc )
newdc->vportOrgY = dc->vportOrgY;
newdc->vportExtX = dc->vportExtX;
newdc->vportExtY = dc->vportExtY;
newdc->BoundsRect = dc->BoundsRect;
newdc->hSelf = (HDC)handle;
newdc->saveLevel = 0;
@ -402,6 +407,7 @@ void WINAPI SetDCState( HDC hdc, HDC hdcs )
dc->xformWorld2Vport = dcs->xformWorld2Vport;
dc->xformVport2World = dcs->xformVport2World;
dc->vport2WorldValid = dcs->vport2WorldValid;
dc->BoundsRect = dcs->BoundsRect;
dc->wndOrgX = dcs->wndOrgX;
dc->wndOrgY = dcs->wndOrgY;
@ -1371,41 +1377,77 @@ HCOLORSPACE WINAPI SetColorSpace( HDC hDC, HCOLORSPACE hColorSpace )
return hColorSpace;
}
/***********************************************************************
* GetBoundsRect (GDI.194)
*/
UINT16 WINAPI GetBoundsRect16(HDC16 hdc, LPRECT16 rect, UINT16 flags)
{
return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
}
/***********************************************************************
* GetBoundsRect (GDI32.@)
*/
UINT WINAPI GetBoundsRect(HDC hdc, LPRECT rect, UINT flags)
{
FIXME("(): stub\n");
return DCB_RESET; /* bounding rectangle always empty */
UINT ret;
DC *dc = DC_GetDCPtr( hdc );
if ( !dc ) return 0;
if (rect) *rect = dc->BoundsRect;
ret = ((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
if (flags & DCB_RESET)
{
dc->BoundsRect.left = 0;
dc->BoundsRect.top = 0;
dc->BoundsRect.right = 0;
dc->BoundsRect.bottom = 0;
dc->flags &= ~DC_BOUNDS_SET;
}
GDI_ReleaseObj( hdc );
return ret;
}
/***********************************************************************
* SetBoundsRect (GDI.193)
*/
UINT16 WINAPI SetBoundsRect16(HDC16 hdc, const RECT16* rect, UINT16 flags)
{
if ( (flags & DCB_ACCUMULATE) || (flags & DCB_ENABLE) )
FIXME("(%04x, %p, %04x): stub\n", hdc, rect, flags );
return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
}
/***********************************************************************
* SetBoundsRect (GDI32.@)
*/
UINT WINAPI SetBoundsRect(HDC hdc, const RECT* rect, UINT flags)
{
FIXME("(): stub\n");
return DCB_DISABLE; /* bounding rectangle always empty */
UINT ret;
DC *dc;
if ((flags & DCB_ENABLE) && (flags & DCB_DISABLE)) return 0;
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
ret = ((dc->flags & DC_BOUNDS_ENABLE) ? DCB_ENABLE : DCB_DISABLE) |
((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
if (flags & DCB_RESET)
{
dc->BoundsRect.left = 0;
dc->BoundsRect.top = 0;
dc->BoundsRect.right = 0;
dc->BoundsRect.bottom = 0;
dc->flags &= ~DC_BOUNDS_SET;
}
if ((flags & DCB_ACCUMULATE) && rect && rect->left < rect->right && rect->top < rect->bottom)
{
if (dc->flags & DC_BOUNDS_SET)
{
dc->BoundsRect.left = min( dc->BoundsRect.left, rect->left );
dc->BoundsRect.top = min( dc->BoundsRect.top, rect->top );
dc->BoundsRect.right = max( dc->BoundsRect.right, rect->right );
dc->BoundsRect.bottom = max( dc->BoundsRect.bottom, rect->bottom );
}
else
{
dc->BoundsRect = *rect;
dc->flags |= DC_BOUNDS_SET;
}
}
if (flags & DCB_ENABLE) dc->flags |= DC_BOUNDS_ENABLE;
if (flags & DCB_DISABLE) dc->flags &= ~DC_BOUNDS_ENABLE;
GDI_ReleaseObj( hdc );
return ret;
}