284 lines
6.5 KiB
C
284 lines
6.5 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* GDI Library
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*
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* Copyright 2010-2011 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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#ifndef __GDI_H
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#define __GDI_H
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#include <freerdp/api.h>
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#include <freerdp/freerdp.h>
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#include <freerdp/cache/cache.h>
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#include <freerdp/utils/debug.h>
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#include <freerdp/codec/color.h>
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/* For more information, see [MS-RDPEGDI] */
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/* Binary Raster Operations (ROP2) */
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#define GDI_R2_BLACK 0x01 /* D = 0 */
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#define GDI_R2_NOTMERGEPEN 0x02 /* D = ~(D | P) */
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#define GDI_R2_MASKNOTPEN 0x03 /* D = D & ~P */
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#define GDI_R2_NOTCOPYPEN 0x04 /* D = ~P */
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#define GDI_R2_MASKPENNOT 0x05 /* D = P & ~D */
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#define GDI_R2_NOT 0x06 /* D = ~D */
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#define GDI_R2_XORPEN 0x07 /* D = D ^ P */
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#define GDI_R2_NOTMASKPEN 0x08 /* D = ~(D & P) */
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#define GDI_R2_MASKPEN 0x09 /* D = D & P */
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#define GDI_R2_NOTXORPEN 0x0A /* D = ~(D ^ P) */
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#define GDI_R2_NOP 0x0B /* D = D */
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#define GDI_R2_MERGENOTPEN 0x0C /* D = D | ~P */
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#define GDI_R2_COPYPEN 0x0D /* D = P */
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#define GDI_R2_MERGEPENNOT 0x0E /* D = P | ~D */
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#define GDI_R2_MERGEPEN 0x0F /* D = P | D */
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#define GDI_R2_WHITE 0x10 /* D = 1 */
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/* Ternary Raster Operations (ROP3) */
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#define GDI_SRCCOPY 0x00CC0020 /* D = S */
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#define GDI_SRCPAINT 0x00EE0086 /* D = S | D */
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#define GDI_SRCAND 0x008800C6 /* D = S & D */
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#define GDI_SRCINVERT 0x00660046 /* D = S ^ D */
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#define GDI_SRCERASE 0x00440328 /* D = S & ~D */
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#define GDI_NOTSRCCOPY 0x00330008 /* D = ~S */
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#define GDI_NOTSRCERASE 0x001100A6 /* D = ~S & ~D */
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#define GDI_MERGECOPY 0x00C000CA /* D = S & P */
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#define GDI_MERGEPAINT 0x00BB0226 /* D = ~S | D */
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#define GDI_PATCOPY 0x00F00021 /* D = P */
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#define GDI_PATPAINT 0x00FB0A09 /* D = D | (P | ~S) */
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#define GDI_PATINVERT 0x005A0049 /* D = P ^ D */
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#define GDI_DSTINVERT 0x00550009 /* D = ~D */
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#define GDI_BLACKNESS 0x00000042 /* D = 0 */
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#define GDI_WHITENESS 0x00FF0062 /* D = 1 */
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#define GDI_DSPDxax 0x00E20746 /* D = (S & P) | (~S & D) */
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#define GDI_SPna 0x000C0324 /* D = S & ~P */
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#define GDI_DSna 0x00220326 /* D = D & ~S */
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#define GDI_PDxn 0x00A50065 /* D = D ^ ~P */
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/* Brush Styles */
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#define GDI_BS_SOLID 0x00
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#define GDI_BS_NULL 0x01
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#define GDI_BS_HATCHED 0x02
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#define GDI_BS_PATTERN 0x03
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/* Hatch Patterns */
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#define GDI_HS_HORIZONTAL 0x00
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#define GDI_HS_VERTICAL 0x01
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#define GDI_HS_FDIAGONAL 0x02
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#define GDI_HS_BDIAGONAL 0x03
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#define GDI_HS_CROSS 0x04
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#define GDI_HS_DIAGCROSS 0x05
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/* Pen Styles */
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#define GDI_PS_SOLID 0x00
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#define GDI_PS_DASH 0x01
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#define GDI_PS_NULL 0x05
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/* Background Modes */
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#define GDI_OPAQUE 0x00000001
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#define GDI_TRANSPARENT 0x00000002
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/* GDI Object Types */
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#define GDIOBJECT_BITMAP 0x00
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#define GDIOBJECT_PEN 0x01
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#define GDIOBJECT_PALETTE 0x02
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#define GDIOBJECT_BRUSH 0x03
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#define GDIOBJECT_RECT 0x04
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#define GDIOBJECT_REGION 0x04
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struct _GDIOBJECT
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{
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uint8 objectType;
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};
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typedef struct _GDIOBJECT GDIOBJECT;
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typedef GDIOBJECT* HGDIOBJECT;
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/* RGB encoded as 0x00BBGGRR */
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typedef unsigned int GDI_COLOR;
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typedef GDI_COLOR* LPGDI_COLOR;
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struct _GDI_RECT
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{
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uint8 objectType;
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int left;
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int top;
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int right;
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int bottom;
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};
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typedef struct _GDI_RECT GDI_RECT;
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typedef GDI_RECT* HGDI_RECT;
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struct _GDI_RGN
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{
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uint8 objectType;
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int x; /* left */
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int y; /* top */
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int w; /* width */
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int h; /* height */
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int null; /* null region */
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};
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typedef struct _GDI_RGN GDI_RGN;
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typedef GDI_RGN* HGDI_RGN;
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struct _GDI_BITMAP
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{
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uint8 objectType;
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int bytesPerPixel;
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int bitsPerPixel;
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int width;
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int height;
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int scanline;
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uint8* data;
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};
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typedef struct _GDI_BITMAP GDI_BITMAP;
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typedef GDI_BITMAP* HGDI_BITMAP;
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struct _GDI_PEN
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{
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uint8 objectType;
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int style;
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int width;
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int posX;
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int posY;
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GDI_COLOR color;
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};
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typedef struct _GDI_PEN GDI_PEN;
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typedef GDI_PEN* HGDI_PEN;
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struct _GDI_PALETTEENTRY
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{
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uint8 red;
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uint8 green;
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uint8 blue;
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};
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typedef struct _GDI_PALETTEENTRY GDI_PALETTEENTRY;
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struct _GDI_PALETTE
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{
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uint16 count;
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GDI_PALETTEENTRY *entries;
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};
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typedef struct _GDI_PALETTE GDI_PALETTE;
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typedef GDI_PALETTE* HGDI_PALETTE;
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struct _GDI_POINT
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{
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int x;
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int y;
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};
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typedef struct _GDI_POINT GDI_POINT;
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typedef GDI_POINT* HGDI_POINT;
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struct _GDI_BRUSH
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{
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uint8 objectType;
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int style;
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HGDI_BITMAP pattern;
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GDI_COLOR color;
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};
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typedef struct _GDI_BRUSH GDI_BRUSH;
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typedef GDI_BRUSH* HGDI_BRUSH;
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struct _GDI_WND
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{
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int count;
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int ninvalid;
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HGDI_RGN invalid;
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HGDI_RGN cinvalid;
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};
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typedef struct _GDI_WND GDI_WND;
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typedef GDI_WND* HGDI_WND;
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struct _GDI_DC
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{
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HGDIOBJECT selectedObject;
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int bytesPerPixel;
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int bitsPerPixel;
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GDI_COLOR bkColor;
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GDI_COLOR textColor;
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HGDI_BRUSH brush;
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HGDI_RGN clip;
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HGDI_PEN pen;
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HGDI_WND hwnd;
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int drawMode;
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int bkMode;
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int alpha;
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int invert;
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int rgb555;
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};
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typedef struct _GDI_DC GDI_DC;
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typedef GDI_DC* HGDI_DC;
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struct gdi_bitmap
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{
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rdpBitmap _p;
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HGDI_DC hdc;
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HGDI_BITMAP bitmap;
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HGDI_BITMAP org_bitmap;
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};
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typedef struct gdi_bitmap gdiBitmap;
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struct gdi_glyph
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{
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rdpBitmap _p;
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HGDI_DC hdc;
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HGDI_BITMAP bitmap;
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HGDI_BITMAP org_bitmap;
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};
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typedef struct gdi_glyph gdiGlyph;
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struct rdp_gdi
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{
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rdpContext* context;
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int width;
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int height;
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int dstBpp;
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int srcBpp;
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int cursor_x;
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int cursor_y;
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int bytesPerPixel;
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HGDI_DC hdc;
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HCLRCONV clrconv;
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gdiBitmap* primary;
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gdiBitmap* drawing;
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uint8* primary_buffer;
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GDI_COLOR textColor;
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void* rfx_context;
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void* nsc_context;
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gdiBitmap* tile;
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gdiBitmap* image;
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};
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FREERDP_API uint32 gdi_rop3_code(uint8 code);
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FREERDP_API uint8* gdi_get_bitmap_pointer(HGDI_DC hdcBmp, int x, int y);
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FREERDP_API uint8* gdi_get_brush_pointer(HGDI_DC hdcBrush, int x, int y);
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FREERDP_API int gdi_is_mono_pixel_set(uint8* data, int x, int y, int width);
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FREERDP_API void gdi_resize(rdpGdi* gdi, int width, int height);
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FREERDP_API int gdi_init(freerdp* instance, uint32 flags, uint8* buffer);
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FREERDP_API void gdi_free(freerdp* instance);
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#ifdef WITH_DEBUG_GDI
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#define DEBUG_GDI(fmt, ...) DEBUG_CLASS(GDI, fmt, ## __VA_ARGS__)
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#else
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#define DEBUG_GDI(fmt, ...) DEBUG_NULL(fmt, ## __VA_ARGS__)
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#endif
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#endif /* __GDI_H */
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