Mercurial > sdl-ios-xcode
annotate src/events/SDL_touch.c @ 4681:5378f2d0754f
Fixed some Gesture bugs
author | Jim Grandpre <jim.tla@gmail.com> |
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date | Mon, 02 Aug 2010 00:14:53 -0400 |
parents | 5ee96ba0c01e |
children | 15dfe42edbfd |
rev | line source |
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Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2010 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 Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 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 Lesser 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 Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 /* General touch handling code for SDL */ |
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25 |
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26 #include "SDL_events.h" |
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27 #include "SDL_events_c.h" |
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28 #include "../video/SDL_sysvideo.h" |
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29 |
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30 #include <stdio.h> |
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31 |
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32 |
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33 static int SDL_num_touch = 0; |
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34 static SDL_Touch **SDL_touchPads = NULL; |
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35 |
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36 |
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37 /* Public functions */ |
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38 int |
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39 SDL_TouchInit(void) |
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40 { |
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41 return (0); |
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42 } |
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43 |
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44 SDL_Touch * |
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45 SDL_GetTouch(SDL_TouchID id) |
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46 { |
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47 int index = SDL_GetTouchIndexId(id); |
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48 if (index < 0 || index >= SDL_num_touch) { |
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49 return NULL; |
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50 } |
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51 return SDL_touchPads[index]; |
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52 } |
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53 |
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54 SDL_Touch * |
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55 SDL_GetTouchIndex(int index) |
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56 { |
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57 if (index < 0 || index >= SDL_num_touch) { |
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58 return NULL; |
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59 } |
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60 return SDL_touchPads[index]; |
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61 } |
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62 |
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63 int |
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64 SDL_GetFingerIndexId(SDL_Touch* touch,SDL_FingerID fingerid) |
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65 { |
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66 int i; |
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67 for(i = 0;i < touch->num_fingers;i++) |
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68 if(touch->fingers[i]->id == fingerid) |
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69 return i; |
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70 return -1; |
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71 } |
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72 |
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73 |
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74 SDL_Finger * |
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75 SDL_GetFinger(SDL_Touch* touch,SDL_FingerID id) |
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76 { |
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77 int index = SDL_GetFingerIndexId(touch,id); |
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78 if(index < 0 || index >= touch->num_fingers) |
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79 return NULL; |
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80 return touch->fingers[index]; |
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81 } |
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82 |
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83 |
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84 int |
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85 SDL_GetTouchIndexId(SDL_TouchID id) |
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86 { |
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87 int index; |
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88 SDL_Touch *touch; |
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89 |
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90 for (index = 0; index < SDL_num_touch; ++index) { |
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91 touch = SDL_touchPads[index]; |
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92 if (touch->id == id) { |
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93 return index; |
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94 } |
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95 } |
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96 return -1; |
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97 } |
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98 |
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99 int |
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100 SDL_AddTouch(const SDL_Touch * touch, char *name) |
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101 { |
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102 SDL_Touch **touchPads; |
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103 int index,length; |
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104 |
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105 if (SDL_GetTouchIndexId(touch->id) != -1) { |
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106 SDL_SetError("Touch ID already in use"); |
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107 } |
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108 |
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109 /* Add the touch to the list of touch */ |
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110 touchPads = (SDL_Touch **) SDL_realloc(SDL_touchPads, |
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111 (SDL_num_touch + 1) * sizeof(*touch)); |
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112 if (!touchPads) { |
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113 SDL_OutOfMemory(); |
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114 return -1; |
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115 } |
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116 |
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117 SDL_touchPads = touchPads; |
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118 index = SDL_num_touch++; |
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119 |
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120 SDL_touchPads[index] = (SDL_Touch *) SDL_malloc(sizeof(*SDL_touchPads[index])); |
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121 if (!SDL_touchPads[index]) { |
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122 SDL_OutOfMemory(); |
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123 return -1; |
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124 } |
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125 *SDL_touchPads[index] = *touch; |
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126 |
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127 /* we're setting the touch properties */ |
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128 length = 0; |
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129 length = SDL_strlen(name); |
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130 SDL_touchPads[index]->focus = 0; |
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131 SDL_touchPads[index]->name = SDL_malloc((length + 2) * sizeof(char)); |
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132 SDL_strlcpy(SDL_touchPads[index]->name, name, length + 1); |
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133 |
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134 SDL_touchPads[index]->num_fingers = 0; |
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135 SDL_touchPads[index]->max_fingers = 1; |
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136 SDL_touchPads[index]->fingers = (SDL_Finger **) SDL_malloc(sizeof(SDL_Finger*)); |
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137 SDL_touchPads[index]->fingers[0] = NULL; |
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138 SDL_touchPads[index]->buttonstate = 0; |
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139 SDL_touchPads[index]->relative_mode = SDL_FALSE; |
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140 SDL_touchPads[index]->flush_motion = SDL_FALSE; |
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141 |
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142 SDL_touchPads[index]->xres = (1<<(16-1)); |
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143 SDL_touchPads[index]->yres = (1<<(16-1)); |
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144 //Do I want this here? Probably |
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145 SDL_GestureAddTouch(SDL_touchPads[index]); |
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146 |
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147 return index; |
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148 } |
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149 |
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150 void |
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151 SDL_DelTouch(SDL_TouchID id) |
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152 { |
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153 int index = SDL_GetTouchIndexId(id); |
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154 SDL_Touch *touch = SDL_GetTouch(id); |
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155 |
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156 if (!touch) { |
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157 return; |
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158 } |
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159 |
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160 |
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161 SDL_free(touch->name); |
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162 |
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163 if (touch->FreeTouch) { |
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164 touch->FreeTouch(touch); |
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165 } |
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166 SDL_free(touch); |
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167 |
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168 SDL_num_touch--; |
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169 SDL_touchPads[index] = SDL_touchPads[SDL_num_touch]; |
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170 } |
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171 |
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172 void |
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173 SDL_TouchQuit(void) |
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174 { |
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175 int i; |
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176 |
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177 for (i = SDL_num_touch-1; i > 0 ; --i) { |
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178 SDL_DelTouch(i); |
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179 } |
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180 SDL_num_touch = 0; |
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181 |
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182 if (SDL_touchPads) { |
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183 SDL_free(SDL_touchPads); |
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184 SDL_touchPads = NULL; |
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185 } |
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186 } |
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187 |
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188 int |
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189 SDL_GetNumTouch(void) |
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190 { |
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191 return SDL_num_touch; |
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192 } |
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193 SDL_Window * |
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194 SDL_GetTouchFocusWindow(SDL_TouchID id) |
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195 { |
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196 SDL_Touch *touch = SDL_GetTouch(id); |
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197 |
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198 if (!touch) { |
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199 return 0; |
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200 } |
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201 return touch->focus; |
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202 } |
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203 |
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204 void |
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205 SDL_SetTouchFocus(SDL_TouchID id, SDL_Window * window) |
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206 { |
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207 int index = SDL_GetTouchIndexId(id); |
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208 SDL_Touch *touch = SDL_GetTouch(id); |
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209 int i; |
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210 SDL_bool focus; |
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211 |
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212 if (!touch || (touch->focus == window)) { |
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213 return; |
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214 } |
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215 |
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216 /* See if the current window has lost focus */ |
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217 if (touch->focus) { |
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218 focus = SDL_FALSE; |
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219 for (i = 0; i < SDL_num_touch; ++i) { |
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220 SDL_Touch *check; |
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221 if (i != index) { |
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222 check = SDL_touchPads[i]; |
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223 if (check && check->focus == touch->focus) { |
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224 focus = SDL_TRUE; |
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225 break; |
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226 } |
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227 } |
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228 } |
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229 if (!focus) { |
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230 SDL_SendWindowEvent(touch->focus, SDL_WINDOWEVENT_LEAVE, 0, 0); |
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231 } |
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232 } |
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233 |
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234 touch->focus = window; |
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235 |
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236 if (touch->focus) { |
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237 focus = SDL_FALSE; |
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238 for (i = 0; i < SDL_num_touch; ++i) { |
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239 SDL_Touch *check; |
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240 if (i != index) { |
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241 check = SDL_touchPads[i]; |
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242 if (check && check->focus == touch->focus) { |
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243 focus = SDL_TRUE; |
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244 break; |
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245 } |
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246 } |
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247 } |
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248 if (!focus) { |
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249 SDL_SendWindowEvent(touch->focus, SDL_WINDOWEVENT_ENTER, 0, 0); |
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250 } |
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251 } |
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252 } |
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253 |
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254 int |
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255 SDL_AddFinger(SDL_Touch* touch,SDL_Finger *finger) |
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256 { |
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257 int index; |
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258 SDL_Finger **fingers; |
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259 //printf("Adding Finger...\n"); |
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260 if (SDL_GetFingerIndexId(touch,finger->id) != -1) { |
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261 SDL_SetError("Finger ID already in use"); |
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262 } |
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263 |
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264 /* Add the touch to the list of touch */ |
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265 if(touch->num_fingers >= touch->max_fingers){ |
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266 //printf("Making room for it!\n"); |
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267 fingers = (SDL_Finger **) SDL_realloc(touch->fingers, |
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268 (touch->num_fingers + 1) * sizeof(SDL_Finger *)); |
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269 touch->max_fingers = touch->num_fingers+1; |
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270 if (!fingers) { |
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271 SDL_OutOfMemory(); |
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272 return -1; |
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273 } else { |
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274 touch->max_fingers = touch->num_fingers+1; |
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275 touch->fingers = fingers; |
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276 } |
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277 } |
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278 |
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279 index = touch->num_fingers; |
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280 //printf("Max_Fingers: %i Index: %i\n",touch->max_fingers,index); |
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281 |
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282 touch->fingers[index] = (SDL_Finger *) SDL_malloc(sizeof(SDL_Finger)); |
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283 if (!touch->fingers[index]) { |
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284 SDL_OutOfMemory(); |
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285 return -1; |
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286 } |
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287 *(touch->fingers[index]) = *finger; |
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288 touch->num_fingers++; |
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289 |
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290 return index; |
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291 } |
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292 |
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293 int |
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294 SDL_DelFinger(SDL_Touch* touch,SDL_FingerID fingerid) |
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295 { |
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296 int index = SDL_GetFingerIndexId(touch,fingerid); |
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297 SDL_Finger* finger = SDL_GetFinger(touch,fingerid); |
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298 |
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299 if (!finger) { |
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300 return -1; |
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301 } |
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302 |
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303 |
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304 SDL_free(finger); |
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305 touch->num_fingers--; |
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306 touch->fingers[index] = touch->fingers[touch->num_fingers]; |
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307 return 0; |
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308 } |
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309 |
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310 |
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311 int |
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312 SDL_SendFingerDown(SDL_TouchID id, SDL_FingerID fingerid, SDL_bool down, |
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313 float xin, float yin, float pressurein) |
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314 { |
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315 int posted; |
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316 SDL_Touch* touch = SDL_GetTouch(id); |
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317 |
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318 if(!touch) { |
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319 return SDL_TouchNotFoundError(id); |
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320 } |
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321 //scale to Integer coordinates |
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322 Uint16 x = (xin+touch->x_min)*(touch->xres)/(touch->native_xres); |
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323 Uint16 y = (yin+touch->y_min)*(touch->yres)/(touch->native_yres); |
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324 Uint16 pressure = (yin+touch->pressure_min)*(touch->pressureres)/(touch->native_pressureres); |
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325 if(down) { |
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326 SDL_Finger *finger = SDL_GetFinger(touch,fingerid); |
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327 SDL_Finger nf; |
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328 if(finger == NULL) { |
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329 |
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330 nf.id = fingerid; |
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331 nf.x = x; |
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332 nf.y = y; |
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333 nf.pressure = pressure; |
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334 nf.xdelta = 0; |
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335 nf.ydelta = 0; |
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336 nf.last_x = x; |
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337 nf.last_y = y; |
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338 nf.last_pressure = pressure; |
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339 nf.down = SDL_FALSE; |
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340 SDL_AddFinger(touch,&nf); |
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341 finger = &nf; |
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342 } |
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343 else if(finger->down) return 0; |
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344 if(xin < touch->x_min || yin < touch->y_min) return 0; //should defer if only a partial input |
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345 posted = 0; |
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346 if (SDL_GetEventState(SDL_FINGERDOWN) == SDL_ENABLE) { |
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347 SDL_Event event; |
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348 event.tfinger.type = SDL_FINGERDOWN; |
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349 event.tfinger.touchId = id; |
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350 event.tfinger.x = x; |
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351 event.tfinger.y = y; |
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352 event.tfinger.state = touch->buttonstate; |
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353 event.tfinger.windowID = touch->focus ? touch->focus->id : 0; |
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354 event.tfinger.fingerId = fingerid; |
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355 posted = (SDL_PushEvent(&event) > 0); |
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356 } |
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357 if(posted) finger->down = SDL_TRUE; |
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358 return posted; |
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359 } |
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360 else { |
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361 if(SDL_DelFinger(touch,fingerid) < 0) return 0; |
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362 posted = 0; |
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363 if (SDL_GetEventState(SDL_FINGERUP) == SDL_ENABLE) { |
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364 SDL_Event event; |
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365 event.tfinger.type = SDL_FINGERUP; |
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366 event.tfinger.touchId = id; |
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367 event.tfinger.state = touch->buttonstate; |
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368 event.tfinger.windowID = touch->focus ? touch->focus->id : 0; |
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369 event.tfinger.fingerId = fingerid; |
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370 posted = (SDL_PushEvent(&event) > 0); |
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371 } |
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Added touch event definitions. Heavily modified events/SDL_touch*.
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372 return posted; |
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373 } |
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374 } |
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Added touch event definitions. Heavily modified events/SDL_touch*.
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375 |
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diff
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|
376 int |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
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377 SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid, int relative, |
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
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|
378 float xin, float yin, float pressurein) |
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f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
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379 { |
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Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
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parents:
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|
380 int index = SDL_GetTouchIndexId(id); |
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Added touch event definitions. Heavily modified events/SDL_touch*.
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381 SDL_Touch *touch = SDL_GetTouch(id); |
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Added touch event definitions. Heavily modified events/SDL_touch*.
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382 SDL_Finger *finger = SDL_GetFinger(touch,fingerid); |
4640
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Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
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parents:
diff
changeset
|
383 int posted; |
4676
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Upgraded touchId/fingerId to long. Changed position variables to floats.
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|
384 float xrel; |
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
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|
385 float yrel; |
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
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386 float x_max = 0, y_max = 0; |
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387 |
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89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
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388 if (!touch) { |
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
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389 return SDL_TouchNotFoundError(id); |
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|
390 } |
4678
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Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
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391 |
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
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392 //scale to Integer coordinates |
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Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
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|
393 Uint16 x = (xin+touch->x_min)*(touch->xres)/(touch->native_xres); |
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
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|
394 Uint16 y = (yin+touch->y_min)*(touch->yres)/(touch->native_yres); |
4681 | 395 Uint16 pressure = (yin+touch->pressure_min)*(touch->pressureres)/(touch->native_pressureres); |
4674
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
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changeset
|
396 if(touch->flush_motion) { |
4655
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Fixed bugs in input, cleaned up $1
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changeset
|
397 return 0; |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
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398 } |
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7dbcd71216df
Added $1 gesture recognition.
Jim Grandpre <jim.tla@gmail.com>
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399 |
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Fixed bugs in input, cleaned up $1
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|
400 if(finger == NULL || !finger->down) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
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401 return SDL_SendFingerDown(id,fingerid,SDL_TRUE,x,y,pressure); |
4654
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Added $1 gesture recognition.
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diff
changeset
|
402 } else { |
4655
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Fixed bugs in input, cleaned up $1
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parents:
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changeset
|
403 /* the relative motion is calculated regarding the last position */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
404 if (relative) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
405 xrel = x; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
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diff
changeset
|
406 yrel = y; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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changeset
|
407 x = (finger->last_x + x); |
4c94f2023d62
Fixed bugs in input, cleaned up $1
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parents:
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diff
changeset
|
408 y = (finger->last_y + y); |
4c94f2023d62
Fixed bugs in input, cleaned up $1
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parents:
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diff
changeset
|
409 } else { |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
410 if(xin < touch->x_min) x = finger->last_x; /*If movement is only in one axis,*/ |
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
411 if(yin < touch->y_min) y = finger->last_y; /*The other is marked as -1*/ |
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
412 if(pressurein < touch->pressure_min) pressure = finger->last_pressure; |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
413 xrel = x - finger->last_x; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
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parents:
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diff
changeset
|
414 yrel = y - finger->last_y; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
415 } |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
416 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
417 /* Drop events that don't change state */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
418 if (!xrel && !yrel) { |
4654
7dbcd71216df
Added $1 gesture recognition.
Jim Grandpre <jim.tla@gmail.com>
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diff
changeset
|
419 #if 0 |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
420 printf("Touch event didn't change state - dropped!\n"); |
4654
7dbcd71216df
Added $1 gesture recognition.
Jim Grandpre <jim.tla@gmail.com>
parents:
4648
diff
changeset
|
421 #endif |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
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diff
changeset
|
422 return 0; |
4642
057e8762d2a1
Added reading of event* for touch events.
Jim Grandpre <jim.tla@gmail.com>
parents:
4641
diff
changeset
|
423 } |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
424 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
425 /* Update internal touch coordinates */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
426 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
427 finger->x = x; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
428 finger->y = y; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
429 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
430 /*Should scale to window? Normalize? Maintain Aspect?*/ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
431 //SDL_GetWindowSize(touch->focus, &x_max, &y_max); |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
432 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
433 /* make sure that the pointers find themselves inside the windows */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
434 /* only check if touch->xmax is set ! */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
435 /* |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
436 if (x_max && touch->x > x_max) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
437 touch->x = x_max; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
438 } else if (touch->x < 0) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
439 touch->x = 0; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
440 } |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
441 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
442 if (y_max && touch->y > y_max) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
443 touch->y = y_max; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
444 } else if (touch->y < 0) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
445 touch->y = 0; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
446 } |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
447 */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
448 finger->xdelta = xrel; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
449 finger->ydelta = yrel; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
450 finger->pressure = pressure; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
451 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
452 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
453 |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
454 /* Post the event, if desired */ |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
455 posted = 0; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
456 if (SDL_GetEventState(SDL_FINGERMOTION) == SDL_ENABLE) { |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
457 SDL_Event event; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
458 event.tfinger.type = SDL_FINGERMOTION; |
4676
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
jimtla
parents:
4674
diff
changeset
|
459 event.tfinger.touchId = id; |
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
jimtla
parents:
4674
diff
changeset
|
460 event.tfinger.fingerId = fingerid; |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
461 event.tfinger.x = x; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
462 event.tfinger.y = y; |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
463 |
4655
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
464 event.tfinger.pressure = pressure; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
465 event.tfinger.state = touch->buttonstate; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
466 event.tfinger.windowID = touch->focus ? touch->focus->id : 0; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
467 posted = (SDL_PushEvent(&event) > 0); |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
468 } |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
469 finger->last_x = finger->x; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
470 finger->last_y = finger->y; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
471 finger->last_pressure = finger->pressure; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
472 return posted; |
4c94f2023d62
Fixed bugs in input, cleaned up $1
Jim Grandpre <jim.tla@gmail.com>
parents:
4654
diff
changeset
|
473 } |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
474 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
475 int |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
476 SDL_SendTouchButton(SDL_TouchID id, Uint8 state, Uint8 button) |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
477 { |
4641
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
478 SDL_Touch *touch = SDL_GetTouch(id); |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
479 int posted; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
480 Uint32 type; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
481 |
4674
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
482 |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
483 if (!touch) { |
4674
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
484 return SDL_TouchNotFoundError(id); |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
485 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
486 |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
487 /* Figure out which event to perform */ |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
488 switch (state) { |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
489 case SDL_PRESSED: |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
490 if (touch->buttonstate & SDL_BUTTON(button)) { |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
491 /* Ignore this event, no state change */ |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
492 return 0; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
493 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
494 type = SDL_TOUCHBUTTONDOWN; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
495 touch->buttonstate |= SDL_BUTTON(button); |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
496 break; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
497 case SDL_RELEASED: |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
498 if (!(touch->buttonstate & SDL_BUTTON(button))) { |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
499 /* Ignore this event, no state change */ |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
500 return 0; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
501 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
502 type = SDL_TOUCHBUTTONUP; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
503 touch->buttonstate &= ~SDL_BUTTON(button); |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
504 break; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
505 default: |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
506 /* Invalid state -- bail */ |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
507 return 0; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
508 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
509 |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
510 /* Post the event, if desired */ |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
511 posted = 0; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
512 if (SDL_GetEventState(type) == SDL_ENABLE) { |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
513 SDL_Event event; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
514 event.type = type; |
4676
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
jimtla
parents:
4674
diff
changeset
|
515 event.tbutton.touchId = touch->id; |
4641
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
516 event.tbutton.state = state; |
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
517 event.tbutton.button = button; |
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
518 event.tbutton.windowID = touch->focus ? touch->focus->id : 0; |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
519 posted = (SDL_PushEvent(&event) > 0); |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
520 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
521 return posted; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
522 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
523 |
4641
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
524 char * |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
525 SDL_GetTouchName(SDL_TouchID id) |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
526 { |
4641
49a97daea6ec
Added touch event definitions. Heavily modified events/SDL_touch*.
Jim Grandpre <jim.tla@gmail.com>
parents:
4640
diff
changeset
|
527 SDL_Touch *touch = SDL_GetTouch(id); |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
528 if (!touch) { |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
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529 return NULL; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
530 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
531 return touch->name; |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
532 } |
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
533 |
4678
f8431f66613d
Added SDL_TouchID, SDL_FingerID, SDL_GestureID types. Converted to integer cioordinates (<- not working).
jimtla
parents:
4676
diff
changeset
|
534 int SDL_TouchNotFoundError(SDL_TouchID id) { |
4676
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
jimtla
parents:
4674
diff
changeset
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535 printf("ERROR: Cannot send touch on non-existent device with id: %li make sure SDL_AddTouch has been called\n",id); |
4674
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
536 printf("ERROR: There are %i touches installed with Id's:\n",SDL_num_touch); |
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
537 int i; |
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
538 for(i=0;i < SDL_num_touch;i++) { |
4676
99b4560b7aa1
Upgraded touchId/fingerId to long. Changed position variables to floats.
jimtla
parents:
4674
diff
changeset
|
539 printf("ERROR: %li\n",SDL_touchPads[i]->id); |
4674
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
540 } |
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
541 return 0; |
89d5e2201b00
Prevented SDL_SendDown from sending on nonexistent touch devices.
Jim Grandpre <jim.tla@gmail.com>
parents:
4667
diff
changeset
|
542 } |
4640
f068a6dfc858
Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.
Jim Grandpre <jim.tla@gmail.com>
parents:
diff
changeset
|
543 /* vi: set ts=4 sw=4 expandtab: */ |