xenocara/xserver/hw/xgl/xglsolid.c
2006-11-26 18:13:41 +00:00

160 lines
3.8 KiB
C

/*
* Copyright © 2004 David Reveman
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* David Reveman not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* David Reveman makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL DAVID REVEMAN BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: David Reveman <davidr@novell.com>
*/
#include "xgl.h"
#include "gcstruct.h"
#include <X11/fonts/fontstruct.h>
#include "dixfontstr.h"
Bool
xglSolid (DrawablePtr pDrawable,
glitz_operator_t op,
glitz_surface_t *solid,
xglGeometryPtr pGeometry,
int x,
int y,
int width,
int height,
BoxPtr pBox,
int nBox)
{
glitz_surface_t *surface;
int xOff, yOff;
if (nBox < 1)
return TRUE;
if (!xglPrepareTarget (pDrawable))
return FALSE;
XGL_GET_DRAWABLE (pDrawable, surface, xOff, yOff);
if (pGeometry)
{
glitz_surface_set_clip_region (surface, xOff, yOff,
(glitz_box_t *) pBox, nBox);
}
else
{
pGeometry = xglGetScratchVertexGeometry (pDrawable->pScreen, 4 * nBox);
GEOMETRY_ADD_BOX (pDrawable->pScreen, pGeometry, pBox, nBox);
}
GEOMETRY_TRANSLATE (pGeometry, xOff, yOff);
if (!GEOMETRY_ENABLE (pGeometry, surface))
return FALSE;
glitz_composite (op,
solid, NULL, surface,
0, 0,
0, 0,
x + xOff,
y + yOff,
width, height);
glitz_surface_set_clip_region (surface, 0, 0, NULL, 0);
if (glitz_surface_get_status (surface))
return FALSE;
return TRUE;
}
Bool
xglSolidGlyph (DrawablePtr pDrawable,
GCPtr pGC,
int x,
int y,
unsigned int nGlyph,
CharInfoPtr *ppci,
pointer pglyphBase)
{
xglGeometryRec geometry;
int xBack, widthBack;
int yBack, heightBack;
XGL_GC_PRIV (pGC);
x += pDrawable->x;
y += pDrawable->y;
GEOMETRY_INIT (pDrawable->pScreen, &geometry,
GLITZ_GEOMETRY_TYPE_BITMAP,
GEOMETRY_USAGE_SYSMEM, 0);
GEOMETRY_FOR_GLYPH (pDrawable->pScreen,
&geometry,
nGlyph,
ppci,
pglyphBase);
GEOMETRY_TRANSLATE (&geometry, x, y);
widthBack = 0;
while (nGlyph--)
widthBack += (*ppci++)->metrics.characterWidth;
xBack = x;
if (widthBack < 0)
{
xBack += widthBack;
widthBack = -widthBack;
}
yBack = y - FONTASCENT (pGC->font);
heightBack = FONTASCENT (pGC->font) + FONTDESCENT (pGC->font);
if (xglSolid (pDrawable,
pGCPriv->op,
pGCPriv->bg,
NULL,
xBack,
yBack,
widthBack,
heightBack,
REGION_RECTS (pGC->pCompositeClip),
REGION_NUM_RECTS (pGC->pCompositeClip)))
{
if (xglSolid (pDrawable,
pGCPriv->op,
pGCPriv->fg,
&geometry,
xBack,
yBack,
widthBack,
heightBack,
REGION_RECTS (pGC->pCompositeClip),
REGION_NUM_RECTS (pGC->pCompositeClip)))
{
GEOMETRY_UNINIT (&geometry);
xglAddCurrentBitDamage (pDrawable);
return TRUE;
}
}
GEOMETRY_UNINIT (&geometry);
return FALSE;
}