Mercurial > sdl-ios-xcode

annotate src/video/dc/SDL_dcevents.c @ 1246:ca51a76a7328

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Make error message meaningful if dlopen() fails on libX11.
author Ryan C. Gordon <icculus@icculus.org>
date Fri, 13 Jan 2006 02:32:07 +0000
parents ba2d708ee116
children c9b51268668f
rev   line source
509
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1 /*
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2 SDL - Simple DirectMedia Layer
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b8d311d90021 Updated copyright information for 2004 (Happy New Year!)
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3 Copyright (C) 1997-2004 Sam Lantinga
509
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 BERO
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20 bero@geocities.co.jp
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21
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22 based on SDL_nullevents.c by
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23
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24 Sam Lantinga
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25 slouken@libsdl.org
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26 */
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27
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28 #ifdef SAVE_RCSID
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29 static char rcsid =
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30 "@(#) $Id$";
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31 #endif
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32
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33 #include "SDL.h"
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34 #include "SDL_sysevents.h"
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35 #include "SDL_events_c.h"
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36 #include "SDL_dcvideo.h"
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37 #include "SDL_dcevents_c.h"
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38
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39 #include <dc/maple.h>
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40 #include <dc/maple/mouse.h>
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41 #include <dc/maple/keyboard.h>
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42
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43 const static unsigned short sdl_key[]= {
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44 /*0*/ 0, 0, 0, 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
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45 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
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46 'u', 'v', 'w', 'x', 'y', 'z',
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47 /*1e*/ '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
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48 /*28*/ SDLK_RETURN, SDLK_ESCAPE, SDLK_BACKSPACE, SDLK_TAB, SDLK_SPACE, SDLK_MINUS, SDLK_PLUS, SDLK_LEFTBRACKET,
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49 SDLK_RIGHTBRACKET, SDLK_BACKSLASH , 0, SDLK_SEMICOLON, SDLK_QUOTE,
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50 /*35*/ '~', SDLK_COMMA, SDLK_PERIOD, SDLK_SLASH, SDLK_CAPSLOCK,
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51 SDLK_F1, SDLK_F2, SDLK_F3, SDLK_F4, SDLK_F5, SDLK_F6, SDLK_F7, SDLK_F8, SDLK_F9, SDLK_F10, SDLK_F11, SDLK_F12,
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52 /*46*/ SDLK_PRINT, SDLK_SCROLLOCK, SDLK_PAUSE, SDLK_INSERT, SDLK_HOME, SDLK_PAGEUP, SDLK_DELETE, SDLK_END, SDLK_PAGEDOWN, SDLK_RIGHT, SDLK_LEFT, SDLK_DOWN, SDLK_UP,
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53 /*53*/ SDLK_NUMLOCK, SDLK_KP_DIVIDE, SDLK_KP_MULTIPLY, SDLK_KP_MINUS, SDLK_KP_PLUS, SDLK_KP_ENTER,
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54 SDLK_KP1, SDLK_KP2, SDLK_KP3, SDLK_KP4, SDLK_KP5, SDLK_KP6,
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55 /*5f*/ SDLK_KP7, SDLK_KP8, SDLK_KP9, SDLK_KP0, SDLK_KP_PERIOD, 0 /* S3 */
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56 };
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57
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58 const static unsigned short sdl_shift[] = {
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59 SDLK_LCTRL,SDLK_LSHIFT,SDLK_LALT,0 /* S1 */,
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60 SDLK_RCTRL,SDLK_RSHIFT,SDLK_RALT,0 /* S2 */,
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61 };
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62
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63 #define MOUSE_WHEELUP (1<<4)
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64 #define MOUSE_WHEELDOWN (1<<5)
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65
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66 static void mouse_update(void)
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67 {
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68 const static char sdl_mousebtn[] = {
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69 MOUSE_LEFTBUTTON,
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70 MOUSE_RIGHTBUTTON,
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71 MOUSE_SIDEBUTTON,
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72 MOUSE_WHEELUP,
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73 MOUSE_WHEELDOWN
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74 };
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75
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76 uint8 addr;
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77 mouse_cond_t cond;
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78
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79 static int prev_buttons;
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80 int buttons,changed;
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81 int i;
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82
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83 if ((addr = maple_first_mouse())==0 || mouse_get_cond(addr, &cond)<0) return;
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84
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85 buttons = cond.buttons^0xff;
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86 if (cond.dz<0) buttons|=MOUSE_WHEELUP;
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87 if (cond.dz>0) buttons|=MOUSE_WHEELDOWN;
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88
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89 if (cond.dx||cond.dy) SDL_PrivateMouseMotion(0,1,cond.dx,cond.dy);
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90
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91 changed = buttons^prev_buttons;
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92 for(i=0;i<sizeof(sdl_mousebtn);i++) {
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93 if (changed & sdl_mousebtn[i]) {
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94 SDL_PrivateMouseButton((buttons & sdl_mousebtn[i])?SDL_PRESSED:SDL_RELEASED,i,0,0);
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95 }
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96 }
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97 prev_buttons = buttons;
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98 }
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99
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100 static void keyboard_update(void)
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101 {
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102 static kbd_state_t old_state;
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103 static uint8 old_addr;
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104
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105 kbd_state_t *state;
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106 uint8 addr;
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107 int port,unit;
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108
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109 int shiftkeys;
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110 SDL_keysym keysym;
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111
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112 int i;
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113
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114 addr = maple_first_kb();
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115
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116 if (addr==0) return;
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117
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118 if (addr!=old_addr) {
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119 old_addr = addr;
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120 memset(&old_state,0,sizeof(old_state));
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121 }
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122
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123 maple_raddr(addr,&port,&unit);
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124
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125 state = kbd_get_state(port,unit);
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126 if (!state) return;
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127
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128 shiftkeys = state->shift_keys ^ old_state.shift_keys;
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129 for(i=0;i<sizeof(sdl_shift);i++) {
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130 if ((shiftkeys>>i)&1) {
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131 keysym.sym = sdl_shift[i];
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132 SDL_PrivateKeyboard(((state->shift_keys>>i)&1)?SDL_PRESSED:SDL_RELEASED,&keysym);
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133 }
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134 }
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135
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136 for(i=0;i<sizeof(sdl_key);i++) {
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137 if (state->matrix[i]!=old_state.matrix[i]) {
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138 int key = sdl_key[i];
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139 if (key) {
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140 keysym.sym = key;
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141 SDL_PrivateKeyboard(state->matrix[i]?SDL_PRESSED:SDL_RELEASED,&keysym);
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142 }
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143 }
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144 }
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145
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146 old_state = *state;
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147 }
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148
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149 void DC_PumpEvents(_THIS)
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150 {
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151 keyboard_update();
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152 mouse_update();
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153 }
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154
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155 void DC_InitOSKeymap(_THIS)
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156 {
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157 /* do nothing. */
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158 }
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159
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160 /* end of SDL_dcevents.c ... */
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161