+++ /dev/null
-/* $XConsortium: fontaccel.c,v 1.4 94/04/17 20:17:31 gildea Exp $ */
-
-/*
-
-Copyright (c) 1990 X Consortium
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of the X Consortium shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from the X Consortium.
-
-*/
-
-/*
- * Author: Keith Packard, MIT X Consortium
- */
-
-#include "fontmisc.h"
-#include "fontstruct.h"
-
-FontComputeInfoAccelerators(pFontInfo)
- FontInfoPtr pFontInfo;
-{
- pFontInfo->noOverlap = FALSE;
- if (pFontInfo->maxOverlap <= pFontInfo->minbounds.leftSideBearing)
- pFontInfo->noOverlap = TRUE;
-
- if ((pFontInfo->minbounds.ascent == pFontInfo->maxbounds.ascent) &&
- (pFontInfo->minbounds.descent == pFontInfo->maxbounds.descent) &&
- (pFontInfo->minbounds.leftSideBearing ==
- pFontInfo->maxbounds.leftSideBearing) &&
- (pFontInfo->minbounds.rightSideBearing ==
- pFontInfo->maxbounds.rightSideBearing) &&
- (pFontInfo->minbounds.characterWidth ==
- pFontInfo->maxbounds.characterWidth) &&
- (pFontInfo->minbounds.attributes == pFontInfo->maxbounds.attributes)) {
- pFontInfo->constantMetrics = TRUE;
- if ((pFontInfo->maxbounds.leftSideBearing == 0) &&
- (pFontInfo->maxbounds.rightSideBearing ==
- pFontInfo->maxbounds.characterWidth) &&
- (pFontInfo->maxbounds.ascent == pFontInfo->fontAscent) &&
- (pFontInfo->maxbounds.descent == pFontInfo->fontDescent))
- pFontInfo->terminalFont = TRUE;
- else
- pFontInfo->terminalFont = FALSE;
- } else {
- pFontInfo->constantMetrics = FALSE;
- pFontInfo->terminalFont = FALSE;
- }
- if (pFontInfo->minbounds.characterWidth == pFontInfo->maxbounds.characterWidth)
- pFontInfo->constantWidth = TRUE;
- else
- pFontInfo->constantWidth = FALSE;
-
- if ((pFontInfo->minbounds.leftSideBearing >= 0) &&
- (pFontInfo->maxOverlap <= 0) &&
- (pFontInfo->minbounds.ascent >= -pFontInfo->fontDescent) &&
- (pFontInfo->maxbounds.ascent <= pFontInfo->fontAscent) &&
- (-pFontInfo->minbounds.descent <= pFontInfo->fontAscent) &&
- (pFontInfo->maxbounds.descent <= pFontInfo->fontDescent))
- pFontInfo->inkInside = TRUE;
- else
- pFontInfo->inkInside = FALSE;
-}
-
-FontCouldBeTerminal(pFontInfo)
- FontInfoPtr pFontInfo;
-{
- if ((pFontInfo->minbounds.leftSideBearing >= 0) &&
- (pFontInfo->maxbounds.rightSideBearing <= pFontInfo->maxbounds.characterWidth) &&
- (pFontInfo->minbounds.characterWidth == pFontInfo->maxbounds.characterWidth) &&
- (pFontInfo->maxbounds.ascent <= pFontInfo->fontAscent) &&
- (pFontInfo->maxbounds.descent <= pFontInfo->fontDescent) &&
- (pFontInfo->maxbounds.leftSideBearing != 0 ||
- pFontInfo->minbounds.rightSideBearing != pFontInfo->minbounds.characterWidth ||
- pFontInfo->minbounds.ascent != pFontInfo->fontAscent ||
- pFontInfo->minbounds.descent != pFontInfo->fontDescent)) {
- /* blow off font with nothing but a SPACE */
- if (pFontInfo->maxbounds.ascent == 0 &&
- pFontInfo->maxbounds.descent == 0)
- return FALSE;
- return TRUE;
- }
- return FALSE;
-}