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