105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/*
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Copyright 1991, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*/
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/*
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* Author: Keith Packard, MIT X Consortium
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "fontmisc.h"
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#include <X11/fonts/fontstruct.h>
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static int _FontPrivateAllocateIndex = 0;
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int
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AllocateFontPrivateIndex (void)
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{
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return _FontPrivateAllocateIndex++;
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}
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FontPtr
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CreateFontRec (void)
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{
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FontPtr pFont;
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int size;
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size = sizeof(FontRec) + (sizeof(pointer) * _FontPrivateAllocateIndex);
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pFont = malloc(size);
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if(pFont) {
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bzero((char*)pFont, size);
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pFont->maxPrivate = _FontPrivateAllocateIndex - 1;
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if(_FontPrivateAllocateIndex)
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pFont->devPrivates = (pointer)(&pFont[1]);
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}
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return pFont;
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}
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void
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DestroyFontRec (FontPtr pFont)
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{
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if (pFont->devPrivates && pFont->devPrivates != (pointer)(&pFont[1]))
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free(pFont->devPrivates);
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free(pFont);
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}
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void
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ResetFontPrivateIndex (void)
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{
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_FontPrivateAllocateIndex = 0;
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}
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Bool
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_FontSetNewPrivate (FontPtr pFont, int n, pointer ptr)
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{
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pointer *new;
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if (n > pFont->maxPrivate) {
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if (pFont->devPrivates && pFont->devPrivates != (pointer)(&pFont[1])) {
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new = realloc (pFont->devPrivates, (n + 1) * sizeof (pointer));
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if (!new)
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return FALSE;
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} else {
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/* omg realloc */
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new = malloc ((n + 1) * sizeof (pointer));
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if (!new)
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return FALSE;
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if (pFont->devPrivates)
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memcpy (new, pFont->devPrivates, (pFont->maxPrivate + 1) * sizeof (pointer));
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}
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pFont->devPrivates = new;
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/* zero out new, uninitialized privates */
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while(++pFont->maxPrivate < n)
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pFont->devPrivates[pFont->maxPrivate] = (pointer)0;
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}
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pFont->devPrivates[n] = ptr;
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return TRUE;
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}
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