FreeRDP/libfreerdp-core/graphics.c
2011-10-20 21:34:55 -04:00

156 lines
3.5 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Client
* Graphical Objects
*
* 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/memory.h>
#include <freerdp/graphics.h>
/* Bitmap Class */
rdpBitmap* Bitmap_Alloc(rdpContext* context)
{
rdpBitmap* bitmap;
rdpGraphics* graphics;
graphics = context->graphics;
bitmap = (rdpBitmap*) xmalloc(graphics->Bitmap_Prototype->size);
if (bitmap != NULL)
{
memcpy(bitmap, context->graphics->Bitmap_Prototype, sizeof(rdpBitmap));
bitmap->data = NULL;
}
return bitmap;
}
void Bitmap_New(rdpContext* context, rdpBitmap* bitmap)
{
}
void Bitmap_Free(rdpContext* context, rdpBitmap* bitmap)
{
if (bitmap != NULL)
{
if (bitmap->data != NULL)
xfree(bitmap->data);
xfree(bitmap);
}
}
void Bitmap_SetRectangle(rdpContext* context, rdpBitmap* bitmap, uint16 left, uint16 top, uint16 right, uint16 bottom)
{
bitmap->left = left;
bitmap->top = top;
bitmap->right = right;
bitmap->bottom = bottom;
}
void Bitmap_SetDimensions(rdpContext* context, rdpBitmap* bitmap, uint16 width, uint16 height)
{
bitmap->width = width;
bitmap->height = height;
}
/* static method */
void Bitmap_SetSurface(rdpContext* context, rdpBitmap* bitmap, boolean primary)
{
context->graphics->Bitmap_Prototype->SetSurface(context, bitmap, primary);
}
void graphics_register_bitmap(rdpGraphics* graphics, rdpBitmap* bitmap)
{
memcpy(graphics->Bitmap_Prototype, bitmap, sizeof(rdpBitmap));
}
/* Pointer Class */
rdpPointer* Pointer_Alloc(rdpContext* context)
{
rdpPointer* pointer;
rdpGraphics* graphics;
graphics = context->graphics;
pointer = (rdpPointer*) xmalloc(graphics->Pointer_Prototype->size);
if (pointer != NULL)
{
memcpy(pointer, context->graphics->Pointer_Prototype, sizeof(rdpPointer));
}
return pointer;
}
void Pointer_New(rdpContext* context, rdpPointer* pointer)
{
}
void Pointer_Free(rdpContext* context, rdpPointer* pointer)
{
}
/* static method */
void Pointer_Set(rdpContext* context, rdpPointer* pointer)
{
context->graphics->Pointer_Prototype->Set(context, pointer);
}
void graphics_register_pointer(rdpGraphics* graphics, rdpPointer* pointer)
{
memcpy(graphics->Pointer_Prototype, pointer, sizeof(rdpPointer));
}
/* Graphics Module */
rdpGraphics* graphics_new(rdpContext* context)
{
rdpGraphics* graphics;
graphics = (rdpGraphics*) xzalloc(sizeof(rdpGraphics));
if (graphics != NULL)
{
graphics->Bitmap_Prototype = (rdpBitmap*) xmalloc(sizeof(rdpBitmap));
graphics->Bitmap_Prototype->size = sizeof(rdpBitmap);
graphics->Bitmap_Prototype->New = Bitmap_New;
graphics->Bitmap_Prototype->Free = Bitmap_Free;
graphics->Pointer_Prototype = (rdpPointer*) xmalloc(sizeof(rdpPointer));
graphics->Pointer_Prototype->size = sizeof(rdpPointer);
graphics->Pointer_Prototype->New = Pointer_New;
graphics->Pointer_Prototype->Free = Pointer_Free;
}
return graphics;
}
void graphics_free(rdpGraphics* graphics)
{
if (graphics != NULL)
{
xfree(graphics->Bitmap_Prototype);
xfree(graphics->Pointer_Prototype);
xfree(graphics);
}
}