FreeRDP/include/freerdp/graphics.h
Norbert Federa 62dbcac0c7 xfreerdp: fix glyph index primary drawing order
The fOpRedundant field of the GlyphIndex primary drawing order
(MS-RDPEGDI, chapter 2.2.2.2.1.1.2.13) was neglected which resulted in some
severe text rendering errors.
2014-10-29 20:56:26 +01:00

178 lines
6.1 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* 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.
*/
#ifndef FREERDP_GRAPHICS_H
#define FREERDP_GRAPHICS_H
typedef struct rdp_bitmap rdpBitmap;
typedef struct rdp_pointer rdpPointer;
typedef struct rdp_glyph rdpGlyph;
#include <stdlib.h>
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/freerdp.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Bitmap Class */
typedef void (*pBitmap_New)(rdpContext* context, rdpBitmap* bitmap);
typedef void (*pBitmap_Free)(rdpContext* context, rdpBitmap* bitmap);
typedef void (*pBitmap_Paint)(rdpContext* context, rdpBitmap* bitmap);
typedef void (*pBitmap_Decompress)(rdpContext* context, rdpBitmap* bitmap,
BYTE* data, int width, int height, int bpp, int length,
BOOL compressed, int codec_id);
typedef void (*pBitmap_SetSurface)(rdpContext* context, rdpBitmap* bitmap, BOOL primary);
struct rdp_bitmap
{
size_t size; /* 0 */
pBitmap_New New; /* 1 */
pBitmap_Free Free; /* 2 */
pBitmap_Paint Paint; /* 3 */
pBitmap_Decompress Decompress; /* 4 */
pBitmap_SetSurface SetSurface; /* 5 */
UINT32 paddingA[16 - 6]; /* 6 */
UINT32 left; /* 16 */
UINT32 top; /* 17 */
UINT32 right; /* 18 */
UINT32 bottom; /* 19 */
UINT32 width; /* 20 */
UINT32 height; /* 21 */
UINT32 bpp; /* 22 */
UINT32 flags; /* 23 */
UINT32 length; /* 24 */
BYTE* data; /* 25 */
UINT32 paddingB[32 - 26]; /* 26 */
BOOL compressed; /* 32 */
BOOL ephemeral; /* 33 */
UINT32 paddingC[64 - 34]; /* 34 */
};
FREERDP_API rdpBitmap* Bitmap_Alloc(rdpContext* context);
FREERDP_API void Bitmap_New(rdpContext* context, rdpBitmap* bitmap);
FREERDP_API void Bitmap_Free(rdpContext* context, rdpBitmap* bitmap);
FREERDP_API void Bitmap_Register(rdpContext* context, rdpBitmap* bitmap);
FREERDP_API void Bitmap_Decompress(rdpContext* context, rdpBitmap* bitmap,
BYTE* data, int width, int height, int bpp, int length, BOOL compressed);
FREERDP_API void Bitmap_SetRectangle(rdpContext* context, rdpBitmap* bitmap,
UINT16 left, UINT16 top, UINT16 right, UINT16 bottom);
FREERDP_API void Bitmap_SetDimensions(rdpContext* context, rdpBitmap* bitmap, UINT16 width, UINT16 height);
FREERDP_API void Bitmap_SetSurface(rdpContext* context, rdpBitmap* bitmap, BOOL primary);
/* Pointer Class */
typedef void (*pPointer_New)(rdpContext* context, rdpPointer* pointer);
typedef void (*pPointer_Free)(rdpContext* context, rdpPointer* pointer);
typedef void (*pPointer_Set)(rdpContext* context, rdpPointer* pointer);
typedef void (*pPointer_SetNull)(rdpContext* context);
typedef void (*pPointer_SetDefault)(rdpContext* context);
struct rdp_pointer
{
size_t size; /* 0 */
pPointer_New New; /* 1 */
pPointer_Free Free; /* 2 */
pPointer_Set Set; /* 3 */
pPointer_SetNull SetNull; /* 4*/
pPointer_SetDefault SetDefault; /* 5 */
UINT32 paddingA[16 - 6]; /* 6 */
UINT32 xPos; /* 16 */
UINT32 yPos; /* 17 */
UINT32 width; /* 18 */
UINT32 height; /* 19 */
UINT32 xorBpp; /* 20 */
UINT32 lengthAndMask; /* 21 */
UINT32 lengthXorMask; /* 22 */
BYTE* xorMaskData; /* 23 */
BYTE* andMaskData; /* 24 */
UINT32 paddingB[32 - 25]; /* 25 */
};
FREERDP_API rdpPointer* Pointer_Alloc(rdpContext* context);
FREERDP_API void Pointer_New(rdpContext* context, rdpPointer* pointer);
FREERDP_API void Pointer_Free(rdpContext* context, rdpPointer* pointer);
FREERDP_API void Pointer_Set(rdpContext* context, rdpPointer* pointer);
FREERDP_API void Pointer_SetNull(rdpContext* context);
FREERDP_API void Pointer_SetDefault(rdpContext* context);
/* Glyph Class */
typedef void (*pGlyph_New)(rdpContext* context, rdpGlyph* glyph);
typedef void (*pGlyph_Free)(rdpContext* context, rdpGlyph* glyph);
typedef void (*pGlyph_Draw)(rdpContext* context, rdpGlyph* glyph, int x, int y);
typedef void (*pGlyph_BeginDraw)(rdpContext* context, int x, int y, int width, int height, UINT32 bgcolor, UINT32 fgcolor, BOOL fOpRedundant);
typedef void (*pGlyph_EndDraw)(rdpContext* context, int x, int y, int width, int height, UINT32 bgcolor, UINT32 fgcolor);
struct rdp_glyph
{
size_t size; /* 0 */
pGlyph_New New; /* 1 */
pGlyph_Free Free; /* 2 */
pGlyph_Draw Draw; /* 3 */
pGlyph_BeginDraw BeginDraw; /* 4 */
pGlyph_EndDraw EndDraw; /* 5 */
UINT32 paddingA[16 - 6]; /* 6 */
INT32 x; /* 16 */
INT32 y; /* 17 */
UINT32 cx; /* 18 */
UINT32 cy; /* 19 */
UINT32 cb; /* 20 */
BYTE* aj; /* 21 */
UINT32 paddingB[32 - 22]; /* 22 */
};
FREERDP_API rdpGlyph* Glyph_Alloc(rdpContext* context);
FREERDP_API void Glyph_New(rdpContext* context, rdpGlyph* glyph);
FREERDP_API void Glyph_Free(rdpContext* context, rdpGlyph* glyph);
FREERDP_API void Glyph_Draw(rdpContext* context, rdpGlyph* glyph, int x, int y);
FREERDP_API void Glyph_BeginDraw(rdpContext* context, int x, int y, int width, int height, UINT32 bgcolor, UINT32 fgcolor, BOOL fOpRedundant);
FREERDP_API void Glyph_EndDraw(rdpContext* context, int x, int y, int width, int height, UINT32 bgcolor, UINT32 fgcolor);
/* Graphics Module */
struct rdp_graphics
{
rdpContext* context; /* 0 */
rdpBitmap* Bitmap_Prototype; /* 1 */
rdpPointer* Pointer_Prototype; /* 2 */
rdpGlyph* Glyph_Prototype; /* 3 */
UINT32 paddingA[16 - 4]; /* 4 */
};
FREERDP_API void graphics_register_bitmap(rdpGraphics* graphics, rdpBitmap* bitmap);
FREERDP_API void graphics_register_pointer(rdpGraphics* graphics, rdpPointer* pointer);
FREERDP_API void graphics_register_glyph(rdpGraphics* graphics, rdpGlyph* glyph);
FREERDP_API rdpGraphics* graphics_new(rdpContext* context);
FREERDP_API void graphics_free(rdpGraphics* graphics);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_GRAPHICS_H */