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1 //========================================================================== |
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2 // |
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3 // vnc-server.h |
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4 // |
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5 // |
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6 // |
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7 //========================================================================== |
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8 //####ECOSGPLCOPYRIGHTBEGIN#### |
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9 // ------------------------------------------- |
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10 // This file is part of eCos, the Embedded Configurable Operating System. |
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc. |
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12 // |
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13 // eCos is free software; you can redistribute it and/or modify it under |
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14 // the terms of the GNU General Public License as published by the Free |
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15 // Software Foundation; either version 2 or (at your option) any later version. |
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16 // |
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY |
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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20 // for more details. |
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21 // |
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22 // You should have received a copy of the GNU General Public License along |
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23 // with eCos; if not, write to the Free Software Foundation, Inc., |
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
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25 // |
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26 // As a special exception, if other files instantiate templates or use macros |
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27 // or inline functions from this file, or you compile this file and link it |
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28 // with other works to produce a work based on this file, this file does not |
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29 // by itself cause the resulting work to be covered by the GNU General Public |
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30 // License. However the source code for this file must still be made available |
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31 // in accordance with section (3) of the GNU General Public License. |
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32 // |
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33 // This exception does not invalidate any other reasons why a work based on |
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34 // this file might be covered by the GNU General Public License. |
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35 // |
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. |
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37 // at http://sources.redhat.com/ecos/ecos-license/ |
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38 // ------------------------------------------- |
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39 //####ECOSGPLCOPYRIGHTEND#### |
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40 //========================================================================== |
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41 //#####DESCRIPTIONBEGIN#### |
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42 // |
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43 // Author(s): Chris Garry <cgarry@sweeneydesign.co.uk> |
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44 // Contributors: |
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45 // Date: 2003-08-22 |
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46 // Purpose: |
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47 // Description: Header file for VNC Server |
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48 // |
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49 //####DESCRIPTIONEND#### |
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50 // |
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51 //========================================================================*/ |
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52 |
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53 |
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54 #include <cyg/kernel/kapi.h> /* Kernel API */ |
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55 #include <pkgconf/vnc_server.h> |
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56 |
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57 /* Type to hold the frame format details */ |
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58 typedef struct |
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59 { |
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60 cyg_uint16 frame_width; |
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61 cyg_uint16 frame_height; |
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62 void * frame_buffer; |
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63 bool rgb332; |
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64 bool rgb555; |
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65 bool rgb565; |
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66 bool bgr233; |
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67 } vnc_frame_format_t; |
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68 |
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69 |
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70 #ifdef CYGNUM_VNC_SERVER_INCLUDE_VNC_PRINTF |
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71 /* The typedefs for MWIMAGEBITS and MWCFONT and required to use */ |
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72 /* the font definition files in the src/fonts/ directory. These */ |
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73 /* typedefs are repeated in the device.h file also in the */ |
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74 /* src/fonts/ directory */ |
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75 typedef unsigned short MWIMAGEBITS; /* bitmap image unit size*/ |
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76 typedef struct { |
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77 char * name; /* font name*/ |
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78 int maxwidth; /* max width in pixels*/ |
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79 int height; /* height in pixels*/ |
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80 int ascent; /* ascent (baseline) height*/ |
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81 int firstchar; /* first character in bitmap*/ |
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82 int size; /* font size in characters*/ |
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83 MWIMAGEBITS * bits; /* 16-bit right-padded bitmap data*/ |
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84 unsigned short *offset; /* 256 offsets into bitmap data*/ |
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85 unsigned char * width; /* 256 character widths or 0 if fixed*/ |
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86 } MWCFONT; |
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87 |
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88 /* Type to hold rectangle size details */ |
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89 typedef struct |
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90 { |
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91 int chars; |
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92 cyg_uint16 width; |
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93 cyg_uint16 height; |
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94 } vnc_printf_return_t; |
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95 #endif |
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96 |
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97 /* Type for colour values */ |
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98 #if defined(CYGNUM_VNC_SERVER_PIXEL_RGB332) || defined(CYGNUM_VNC_SERVER_PIXEL_BGR233) |
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99 typedef cyg_uint8 vnc_color_t; |
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100 typedef cyg_uint8 vnc_colour_t; |
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101 #elif defined(CYGNUM_VNC_SERVER_PIXEL_RGB555) || defined(CYGNUM_VNC_SERVER_PIXEL_RGB565) |
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102 typedef cyg_uint16 vnc_color_t; |
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103 typedef cyg_uint16 vnc_colour_t; |
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104 #else |
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105 #error "Unsupported color model" |
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106 #endif |
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107 |
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108 |
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109 /* Driver function prototypes */ |
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110 vnc_frame_format_t* VncGetInfo(void); |
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111 void VncInit(vnc_colour_t colour); |
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112 void VncDrawPixel(cyg_uint16 x, cyg_uint16 y, vnc_colour_t colour); |
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113 vnc_colour_t VncReadPixel(cyg_uint16 x, cyg_uint16 y); |
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114 void VncDrawHorzLine(cyg_uint16 x1, cyg_uint16 x2, cyg_uint16 y, vnc_colour_t colour); |
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115 void VncDrawVertLine(cyg_uint16 x, cyg_uint16 y1, cyg_uint16 y2, vnc_colour_t colour); |
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116 void VncFillRect(cyg_uint16 x1, cyg_uint16 y1, cyg_uint16 x2, cyg_uint16 y2, vnc_colour_t colour); |
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117 void VncCopyRect(cyg_uint16 x1, cyg_uint16 y1, cyg_uint16 width, cyg_uint16 height, cyg_uint16 x2, cyg_uint16 y2); |
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118 void VncCopyRect2Buffer(cyg_uint16 x, cyg_uint16 y, cyg_uint16 width, cyg_uint16 height, |
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119 void *buffer, cyg_uint16 buff_w, cyg_uint16 buff_h, cyg_uint16 x_off, cyg_uint16 y_off); |
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120 void VncCopyBuffer2Rect(void *buffer, cyg_uint16 buff_w, cyg_uint16 buff_h, cyg_uint16 x_off, cyg_uint16 y_off, |
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121 cyg_uint16 x, cyg_uint16 y, cyg_uint16 width, cyg_uint16 height); |
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122 void VncSoundBell(void); |
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123 #ifdef CYGNUM_VNC_SERVER_INCLUDE_VNC_PRINTF |
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124 vnc_printf_return_t VncPrintf(MWCFONT* font, int do_print, vnc_colour_t colour, int x, int y, const char *fmt, ... ); |
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125 #endif |
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126 |
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127 |
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128 /* Macros to convert from RGB to colour values */ |
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129 #ifdef CYGNUM_VNC_SERVER_PIXEL_RGB332 |
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130 #define VNC_RGB2COL(r,g,b) (vnc_colour_t)(((((cyg_uint8)r)&0xE0) >> 0) \ |
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131 |((((cyg_uint8)g)&0xE0) >> 3) \ |
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132 |((((cyg_uint8)b)&0xC0) >> 6)) |
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133 #endif |
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134 #ifdef CYGNUM_VNC_SERVER_PIXEL_BGR233 |
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135 #define VNC_RGB2COL(r,g,b) (vnc_colour_t)(((((cyg_uint8)r)&0xE0) >> 5) \ |
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136 |((((cyg_uint8)g)&0xE0) >> 2) \ |
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137 |((((cyg_uint8)b)&0xC0) >> 0)) |
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138 #endif |
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139 #ifdef CYGNUM_VNC_SERVER_PIXEL_RGB555 |
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140 #define VNC_RGB2COL(r,g,b) (vnc_colour_t)(((((cyg_uint8)r)&0xF8) << 7) \ |
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141 |((((cyg_uint8)g)&0xF8) << 2) \ |
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142 |((((cyg_uint8)b)&0xF8) >> 3)) |
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143 #endif |
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144 #ifdef CYGNUM_VNC_SERVER_PIXEL_RGB565 |
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145 #define VNC_RGB2COL(r,g,b) (vnc_colour_t)(((((cyg_uint8)r)&0xF8) << 8) \ |
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146 |((((cyg_uint8)g)&0xFC) << 3) \ |
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147 |((((cyg_uint8)b)&0xF8) >> 3)) |
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148 #endif |
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149 |
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150 |
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151 /* 16 defined colours for application use */ |
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152 #define VNC_BLACK VNC_RGB2COL( 0 , 0 , 0 ) |
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153 #define VNC_BLUE VNC_RGB2COL( 0 , 0 , 128 ) |
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154 #define VNC_GREEN VNC_RGB2COL( 0 , 128, 0 ) |
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155 #define VNC_CYAN VNC_RGB2COL( 0 , 128, 128 ) |
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156 #define VNC_RED VNC_RGB2COL( 128, 0 , 0 ) |
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157 #define VNC_MAGENTA VNC_RGB2COL( 128, 0 , 128 ) |
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158 #define VNC_BROWN VNC_RGB2COL( 128, 64 , 0 ) |
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159 #define VNC_LTGRAY VNC_RGB2COL( 192, 192, 192 ) |
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160 #define VNC_LTGREY VNC_RGB2COL( 192, 192, 192 ) |
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161 #define VNC_GRAY VNC_RGB2COL( 128, 128, 128 ) |
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162 #define VNC_GREY VNC_RGB2COL( 128, 128, 128 ) |
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163 #define VNC_LTBLUE VNC_RGB2COL( 0 , 0 , 255 ) |
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164 #define VNC_LTGREEN VNC_RGB2COL( 0 , 255, 0 ) |
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165 #define VNC_LTCYAN VNC_RGB2COL( 0 , 255, 255 ) |
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166 #define VNC_LTRED VNC_RGB2COL( 255, 0 , 0 ) |
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167 #define VNC_LTMAGENTA VNC_RGB2COL( 255, 0 , 255 ) |
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168 #define VNC_YELLOW VNC_RGB2COL( 255, 255, 0 ) |
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169 #define VNC_WHITE VNC_RGB2COL( 255, 255, 255 ) |
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170 |
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171 #ifdef CYGNUM_VNC_SERVER_INCLUDE_VNC_PRINTF |
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172 /* Compiled in fonts*/ |
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173 extern MWCFONT font_rom8x16, font_rom8x8; |
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174 extern MWCFONT font_winFreeSansSerif11x13; |
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175 extern MWCFONT font_winFreeSystem14x16; /* Default font */ |
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176 extern MWCFONT font_helvB10, font_helvB12, font_helvR10; |
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177 extern MWCFONT font_X5x7, font_X6x13; |
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178 #endif |
