FreeRDP/libfreerdp-cache/brush.c
2011-08-07 21:12:36 -04:00

114 lines
2.4 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Client
* Brush 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 "brush.h"
void* brush_get(rdpBrush* brush, uint8 index, uint8* bpp)
{
void* entry;
if (*bpp == 1)
{
if (index > brush->maxMonoEntries)
{
printf("invalid brush (%d bpp) index: 0x%04X\n", *bpp, index);
return NULL;
}
*bpp = brush->monoEntries[index].bpp;
entry = brush->monoEntries[index].entry;
}
else
{
if (index > brush->maxEntries)
{
printf("invalid brush (%d bpp) index: 0x%04X\n", *bpp, index);
return NULL;
}
*bpp = brush->entries[index].bpp;
entry = brush->entries[index].entry;
}
if (entry == NULL)
{
printf("invalid brush (%d bpp) at index: 0x%04X\n", *bpp, index);
return NULL;
}
return entry;
}
void brush_put(rdpBrush* brush, uint8 index, void* entry, uint8 bpp)
{
if (bpp == 1)
{
if (index > brush->maxMonoEntries)
{
printf("invalid brush (%d bpp) index: 0x%04X\n", bpp, index);
return;
}
brush->monoEntries[index].bpp = bpp;
brush->monoEntries[index].entry = entry;
}
else
{
if (index > brush->maxEntries)
{
printf("invalid brush (%d bpp) index: 0x%04X\n", bpp, index);
return;
}
brush->entries[index].bpp = bpp;
brush->entries[index].entry = entry;
}
}
rdpBrush* brush_new(rdpSettings* settings)
{
rdpBrush* brush;
brush = (rdpBrush*) xzalloc(sizeof(rdpBrush));
if (brush != NULL)
{
brush->settings = settings;
brush->maxEntries = 64;
brush->maxMonoEntries = 64;
brush->entries = (BRUSH_ENTRY*) xzalloc(sizeof(BRUSH_ENTRY) * brush->maxEntries);
brush->monoEntries = (BRUSH_ENTRY*) xzalloc(sizeof(BRUSH_ENTRY) * brush->maxMonoEntries);
}
return brush;
}
void brush_free(rdpBrush* brush)
{
if (brush != NULL)
{
xfree(brush);
}
}