157 lines
4.0 KiB
C
157 lines
4.0 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Glyph Cache
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <freerdp/utils/stream.h>
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#include <freerdp/utils/memory.h>
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#include <freerdp/cache/pointer.h>
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void update_pointer_position(rdpContext* context, POINTER_POSITION_UPDATE* pointer_position)
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{
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}
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void update_pointer_system(rdpContext* context, POINTER_SYSTEM_UPDATE* pointer_system)
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{
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}
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void update_pointer_color(rdpContext* context, POINTER_COLOR_UPDATE* pointer_color)
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{
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}
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void update_pointer_new(rdpContext* context, POINTER_NEW_UPDATE* pointer_new)
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{
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rdpPointer* pointer;
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rdpCache* cache = context->cache;
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pointer = Pointer_Alloc(context);
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if (pointer != NULL)
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{
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pointer->xorBpp = pointer_new->xorBpp;
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pointer->xPos = pointer_new->colorPtrAttr.xPos;
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pointer->yPos = pointer_new->colorPtrAttr.yPos;
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pointer->width = pointer_new->colorPtrAttr.width;
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pointer->height = pointer_new->colorPtrAttr.height;
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pointer->lengthAndMask = pointer_new->colorPtrAttr.lengthAndMask;
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pointer->lengthXorMask = pointer_new->colorPtrAttr.lengthXorMask;
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pointer->xorMaskData = pointer_new->colorPtrAttr.xorMaskData;
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pointer->andMaskData = pointer_new->colorPtrAttr.andMaskData;
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pointer->New(context, pointer);
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pointer_cache_put(cache->pointer, pointer_new->colorPtrAttr.cacheIndex, pointer);
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Pointer_Set(context, pointer);
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}
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}
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void update_pointer_cached(rdpContext* context, POINTER_CACHED_UPDATE* pointer_cached)
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{
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rdpPointer* pointer;
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rdpCache* cache = context->cache;
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pointer = pointer_cache_get(cache->pointer, pointer_cached->cacheIndex);
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Pointer_Set(context, pointer);
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}
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rdpPointer* pointer_cache_get(rdpPointerCache* pointer_cache, uint16 index)
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{
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rdpPointer* pointer;
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if (index >= pointer_cache->cacheSize)
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{
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printf("invalid pointer index:%d\n", index);
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return NULL;
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}
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pointer = pointer_cache->entries[index];
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return pointer;
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}
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void pointer_cache_put(rdpPointerCache* pointer_cache, uint16 index, rdpPointer* pointer)
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{
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if (index >= pointer_cache->cacheSize)
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{
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printf("invalid pointer index:%d\n", index);
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return;
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}
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pointer_cache->entries[index] = pointer;
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}
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void pointer_cache_register_callbacks(rdpUpdate* update)
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{
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rdpPointerUpdate* pointer = update->pointer;
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pointer->PointerPosition = update_pointer_position;
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pointer->PointerSystem = update_pointer_system;
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pointer->PointerColor = update_pointer_color;
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pointer->PointerNew = update_pointer_new;
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pointer->PointerCached = update_pointer_cached;
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}
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rdpPointerCache* pointer_cache_new(rdpSettings* settings)
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{
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rdpPointerCache* pointer_cache;
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pointer_cache = (rdpPointerCache*) xzalloc(sizeof(rdpPointerCache));
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if (pointer_cache != NULL)
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{
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pointer_cache->settings = settings;
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pointer_cache->cacheSize = settings->pointer_cache_size;
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pointer_cache->update = ((freerdp*) settings->instance)->update;
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pointer_cache->entries = xzalloc(sizeof(rdpPointer**) * pointer_cache->cacheSize);
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}
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return pointer_cache;
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}
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void pointer_cache_free(rdpPointerCache* pointer_cache)
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{
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if (pointer_cache != NULL)
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{
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int i;
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rdpPointer* pointer;
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for (i = 0; i < pointer_cache->cacheSize; i++)
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{
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pointer = pointer_cache->entries[i];
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if (pointer != NULL)
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{
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pointer->Free(pointer_cache->update->context, pointer);
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if (pointer->xorMaskData != NULL)
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xfree(pointer->xorMaskData);
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if (pointer->andMaskData != NULL)
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xfree(pointer->andMaskData);
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xfree(pointer);
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}
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}
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xfree(pointer_cache->entries);
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xfree(pointer_cache);
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}
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}
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