FreeRDP/libfreerdp-cache/glyph.c
2011-09-23 10:49:59 -04:00

132 lines
2.9 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Client
* Glyph Cache
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/utils/stream.h>
#include <freerdp/utils/memory.h>
#include <freerdp/cache/glyph.h>
void* glyph_get(rdpGlyph* glyph, uint8 id, uint16 index, void** extra)
{
void* entry;
if (id > 9)
{
printf("invalid glyph cache id: %d\n", id);
return NULL;
}
if (index > glyph->glyphCache[id].number)
{
printf("invalid glyph cache index: %d in cache id: %d\n", index, id);
return NULL;
}
entry = glyph->glyphCache[id].entries[index].entry;
if (extra != NULL)
*extra = glyph->glyphCache[id].entries[index].extra;
return entry;
}
void glyph_put(rdpGlyph* glyph, uint8 id, uint16 index, void* entry, void* extra)
{
if (id > 9)
{
printf("invalid glyph cache id: %d\n", id);
return;
}
if (index > glyph->glyphCache[id].number)
{
printf("invalid glyph cache index: %d in cache id: %d\n", index, id);
return;
}
glyph->glyphCache[id].entries[index].entry = entry;
if (extra != NULL)
glyph->glyphCache[id].entries[index].extra = extra;
}
void* glyph_fragment_get(rdpGlyph* glyph, uint8 index, uint8* count, void** extra)
{
void* entry;
entry = glyph->fragCache.entries[index].entry;
*count = glyph->fragCache.entries[index].count;
if (extra != NULL)
*extra = glyph->fragCache.entries[index].extra;
return entry;
}
void glyph_fragment_put(rdpGlyph* glyph, uint8 index, uint8 count, void* entry, void* extra)
{
glyph->fragCache.entries[index].entry = entry;
glyph->fragCache.entries[index].count = count;
glyph->fragCache.entries[index].extra = extra;
}
rdpGlyph* glyph_new(rdpSettings* settings)
{
rdpGlyph* glyph;
glyph = (rdpGlyph*) xzalloc(sizeof(rdpGlyph));
if (glyph != NULL)
{
int i;
glyph->settings = settings;
//settings->glyphSupportLevel = GLYPH_SUPPORT_FULL;
for (i = 0; i < 10; i++)
{
glyph->glyphCache[i].number = settings->glyphCache[i].cacheEntries;
glyph->glyphCache[i].maxCellSize = settings->glyphCache[i].cacheMaximumCellSize;
glyph->glyphCache[i].entries = xzalloc(sizeof(GLYPH_CACHE) * glyph->glyphCache[i].number);
}
glyph->fragCache.entries = xzalloc(sizeof(FRAGMENT_CACHE_ENTRY) * 256);
}
return glyph;
}
void glyph_free(rdpGlyph* glyph)
{
if (glyph != NULL)
{
int i;
for (i = 0; i < 10; i++)
{
xfree(glyph->glyphCache[i].entries);
}
xfree(glyph->fragCache.entries);
xfree(glyph);
}
}