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annotate src/video/dc/SDL_dcevents.c @ 571:8e3ce997621c

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Date: Thu, 16 Jan 2003 13:48:31 +0200 From: "Mike Gorchak" Subject: All QNX patches whole patches concerning QNX. Almost all code has been rewritten by Julian and me. Added initial support for hw overlays in QNX and many many others fixes. P.S. This patches has been reviewed by Dave Rempel from QSSL and included in SDL 1.2.5 distribution, which coming on 3rd party CD for newest 6.2.1 version of QNX, which will be available soon.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 20 Jan 2003 01:38:37 +0000
parents dad72daf44b3
children b8d311d90021
rev   line source
509
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
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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 /* Being a null driver, there's no event stream. We just define stubs for
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34 most of the API. */
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35
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36 #include "SDL.h"
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37 #include "SDL_sysevents.h"
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38 #include "SDL_events_c.h"
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39 #include "SDL_dcvideo.h"
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40 #include "SDL_dcevents_c.h"
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41
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42 #include <dc/maple.h>
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43 #include <dc/maple/mouse.h>
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44 #include <dc/maple/keyboard.h>
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45
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46 const static unsigned short sdl_key[]= {
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47 /*0*/ 0, 0, 0, 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
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48 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
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49 'u', 'v', 'w', 'x', 'y', 'z',
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50 /*1e*/ '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
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51 /*28*/ SDLK_RETURN, SDLK_ESCAPE, SDLK_BACKSPACE, SDLK_TAB, SDLK_SPACE, SDLK_MINUS, SDLK_PLUS, SDLK_LEFTBRACKET,
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52 SDLK_RIGHTBRACKET, SDLK_BACKSLASH , 0, SDLK_SEMICOLON, SDLK_QUOTE,
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53 /*35*/ '~', SDLK_COMMA, SDLK_PERIOD, SDLK_SLASH, SDLK_CAPSLOCK,
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54 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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55 /*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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56 /*53*/ SDLK_NUMLOCK, SDLK_KP_DIVIDE, SDLK_KP_MULTIPLY, SDLK_KP_MINUS, SDLK_KP_PLUS, SDLK_KP_ENTER,
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57 SDLK_KP1, SDLK_KP2, SDLK_KP3, SDLK_KP4, SDLK_KP5, SDLK_KP6,
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58 /*5f*/ SDLK_KP7, SDLK_KP8, SDLK_KP9, SDLK_KP0, SDLK_KP_PERIOD, 0 /* S3 */
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59 };
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60
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61 const static unsigned short sdl_shift[] = {
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62 SDLK_LCTRL,SDLK_LSHIFT,SDLK_LALT,0 /* S1 */,
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63 SDLK_RCTRL,SDLK_RSHIFT,SDLK_RALT,0 /* S2 */,
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64 };
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65
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66 #define MOUSE_WHEELUP (1<<4)
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67 #define MOUSE_WHEELDOWN (1<<5)
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68
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69 static void mouse_update(void)
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70 {
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71 const static char sdl_mousebtn[] = {
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72 MOUSE_LEFTBUTTON,
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73 MOUSE_RIGHTBUTTON,
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74 MOUSE_SIDEBUTTON,
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75 MOUSE_WHEELUP,
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76 MOUSE_WHEELDOWN
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77 };
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78
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79 uint8 addr;
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80 mouse_cond_t cond;
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81
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82 static int prev_buttons;
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83 int buttons,changed;
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84 int i;
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85
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86 if ((addr = maple_first_mouse())==0 || mouse_get_cond(addr, &cond)<0) return;
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87
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88 buttons = cond.buttons^0xff;
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89 if (cond.dz<0) buttons|=MOUSE_WHEELUP;
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90 if (cond.dz>0) buttons|=MOUSE_WHEELDOWN;
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91
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92 if (cond.dx||cond.dy) SDL_PrivateMouseMotion(0,1,cond.dx,cond.dy);
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93
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94 changed = buttons^prev_buttons;
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95 for(i=0;i<sizeof(sdl_mousebtn);i++) {
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96 if (changed & sdl_mousebtn[i]) {
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97 SDL_PrivateMouseButton((buttons & sdl_mousebtn[i])?SDL_PRESSED:SDL_RELEASED,i,0,0);
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98 }
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99 }
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100 prev_buttons = buttons;
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101 }
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102
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103 static void keyboard_update(void)
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104 {
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105 static kbd_state_t old_state;
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106 static uint8 old_addr;
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107
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108 kbd_state_t *state;
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109 uint8 addr;
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110 int port,unit;
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111
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112 int shiftkeys;
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113 SDL_keysym keysym;
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114
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115 int i;
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116
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117 addr = maple_first_kb();
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118
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119 if (addr==0) return;
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120
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121 if (addr!=old_addr) {
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122 old_addr = addr;
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123 memset(&old_state,0,sizeof(old_state));
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124 }
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125
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126 maple_raddr(addr,&port,&unit);
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127
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128 state = kbd_get_state(port,unit);
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129 if (!state) return;
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130
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131 shiftkeys = state->shift_keys ^ old_state.shift_keys;
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132 for(i=0;i<sizeof(sdl_shift);i++) {
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133 if ((shiftkeys>>i)&1) {
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134 keysym.sym = sdl_shift[i];
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135 SDL_PrivateKeyboard(((state->shift_keys>>i)&1)?SDL_PRESSED:SDL_RELEASED,&keysym);
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136 }
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137 }
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138
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139 for(i=0;i<sizeof(sdl_key);i++) {
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140 if (state->matrix[i]!=old_state.matrix[i]) {
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141 int key = sdl_key[i];
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142 if (key) {
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143 keysym.sym = key;
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144 SDL_PrivateKeyboard(state->matrix[i]?SDL_PRESSED:SDL_RELEASED,&keysym);
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145 }
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146 }
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147 }
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148
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149 old_state = *state;
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150 }
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151
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152 void DC_PumpEvents(_THIS)
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153 {
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154 keyboard_update();
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155 mouse_update();
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156 }
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157
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158 void DC_InitOSKeymap(_THIS)
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159 {
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160 /* do nothing. */
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161 }
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162
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163 /* end of SDL_dcevents.c ... */
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164