Mercurial > hg > orthanc-stone
annotate Applications/Sdl/SdlEngine.cpp @ 622:8a3a25f2d42c
uncoupling oracle from context
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 07 May 2019 12:32:21 +0200 |
| parents | 22b80f5c3a1c |
| children | 4f2416d519b4 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 8 * modify it under the terms of the GNU Affero General Public License |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 0 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 47 | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 * Affero General Public License for more details. | |
| 327 | 16 * |
| 47 | 17 * You should have received a copy of the GNU Affero General Public License |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "SdlEngine.h" | |
| 23 | |
| 24 #if ORTHANC_ENABLE_SDL == 1 | |
| 25 | |
|
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26 #include <Core/Logging.h> |
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27 |
| 0 | 28 #include <SDL.h> |
| 29 | |
| 30 namespace OrthancStone | |
| 31 { | |
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32 void SdlEngine::SetSize(unsigned int width, |
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33 unsigned int height) |
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34 { |
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35 NativeStoneApplicationContext::GlobalMutexLocker locker(context_); |
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36 locker.GetCentralViewport().SetSize(width, height); |
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37 surface_.SetSize(width, height); |
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38 } |
| 327 | 39 |
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40 |
| 0 | 41 void SdlEngine::RenderFrame() |
| 42 { | |
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43 if (viewportChanged_) |
| 0 | 44 { |
| 293 | 45 NativeStoneApplicationContext::GlobalMutexLocker locker(context_); |
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46 surface_.Render(locker.GetCentralViewport()); |
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47 |
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48 viewportChanged_ = false; |
| 0 | 49 } |
| 50 } | |
| 51 | |
| 52 | |
| 53 KeyboardModifiers SdlEngine::GetKeyboardModifiers(const uint8_t* keyboardState, | |
| 54 const int scancodeCount) | |
| 55 { | |
| 56 int result = KeyboardModifiers_None; | |
| 57 | |
| 58 if (keyboardState != NULL) | |
| 59 { | |
| 60 if (SDL_SCANCODE_LSHIFT < scancodeCount && | |
| 61 keyboardState[SDL_SCANCODE_LSHIFT]) | |
| 62 { | |
| 63 result |= KeyboardModifiers_Shift; | |
| 64 } | |
| 65 | |
| 66 if (SDL_SCANCODE_RSHIFT < scancodeCount && | |
| 67 keyboardState[SDL_SCANCODE_RSHIFT]) | |
| 68 { | |
| 69 result |= KeyboardModifiers_Shift; | |
| 70 } | |
| 71 | |
| 72 if (SDL_SCANCODE_LCTRL < scancodeCount && | |
| 73 keyboardState[SDL_SCANCODE_LCTRL]) | |
| 74 { | |
| 75 result |= KeyboardModifiers_Control; | |
| 76 } | |
| 77 | |
| 78 if (SDL_SCANCODE_RCTRL < scancodeCount && | |
| 79 keyboardState[SDL_SCANCODE_RCTRL]) | |
| 80 { | |
| 81 result |= KeyboardModifiers_Control; | |
| 82 } | |
| 83 | |
| 84 if (SDL_SCANCODE_LALT < scancodeCount && | |
| 85 keyboardState[SDL_SCANCODE_LALT]) | |
| 86 { | |
| 87 result |= KeyboardModifiers_Alt; | |
| 88 } | |
| 89 | |
| 90 if (SDL_SCANCODE_RALT < scancodeCount && | |
| 91 keyboardState[SDL_SCANCODE_RALT]) | |
| 92 { | |
| 93 result |= KeyboardModifiers_Alt; | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 return static_cast<KeyboardModifiers>(result); | |
| 98 } | |
| 99 | |
| 100 | |
| 101 SdlEngine::SdlEngine(SdlWindow& window, | |
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102 NativeStoneApplicationContext& context, |
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103 MessageBroker& broker) : |
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104 IObserver(broker), |
| 0 | 105 window_(window), |
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106 context_(context), |
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107 surface_(window), |
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108 viewportChanged_(true) |
| 0 | 109 { |
| 110 } | |
| 111 | |
| 112 | |
| 113 void SdlEngine::Run() | |
| 114 { | |
| 115 int scancodeCount = 0; | |
| 116 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); | |
| 117 | |
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118 SetSize(window_.GetWidth(), window_.GetHeight()); |
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119 |
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120 { |
| 293 | 121 NativeStoneApplicationContext::GlobalMutexLocker locker(context_); |
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122 locker.GetCentralViewport().FitContent(); |
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123 } |
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124 |
| 0 | 125 bool stop = false; |
| 126 while (!stop) | |
| 127 { | |
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128 RenderFrame(); |
| 0 | 129 |
| 130 SDL_Event event; | |
| 131 | |
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132 while (!stop && |
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133 SDL_PollEvent(&event)) |
| 0 | 134 { |
| 293 | 135 NativeStoneApplicationContext::GlobalMutexLocker locker(context_); |
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136 |
| 327 | 137 if (event.type == SDL_QUIT) |
| 0 | 138 { |
| 139 stop = true; | |
| 140 break; | |
| 141 } | |
| 142 else if (event.type == SDL_MOUSEBUTTONDOWN) | |
| 143 { | |
| 144 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 145 | |
| 146 switch (event.button.button) | |
| 147 { | |
| 327 | 148 case SDL_BUTTON_LEFT: |
| 467 | 149 locker.GetCentralViewport().MouseDown(MouseButton_Left, event.button.x, event.button.y, modifiers, std::vector<Touch>()); |
| 327 | 150 break; |
| 0 | 151 |
| 327 | 152 case SDL_BUTTON_RIGHT: |
| 467 | 153 locker.GetCentralViewport().MouseDown(MouseButton_Right, event.button.x, event.button.y, modifiers, std::vector<Touch>()); |
| 327 | 154 break; |
| 0 | 155 |
| 327 | 156 case SDL_BUTTON_MIDDLE: |
| 467 | 157 locker.GetCentralViewport().MouseDown(MouseButton_Middle, event.button.x, event.button.y, modifiers, std::vector<Touch>()); |
| 327 | 158 break; |
| 0 | 159 |
| 327 | 160 default: |
| 161 break; | |
| 0 | 162 } |
| 163 } | |
| 164 else if (event.type == SDL_MOUSEMOTION) | |
| 165 { | |
| 467 | 166 locker.GetCentralViewport().MouseMove(event.button.x, event.button.y, std::vector<Touch>()); |
| 0 | 167 } |
| 168 else if (event.type == SDL_MOUSEBUTTONUP) | |
| 169 { | |
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170 locker.GetCentralViewport().MouseUp(); |
| 0 | 171 } |
| 172 else if (event.type == SDL_WINDOWEVENT) | |
| 173 { | |
| 174 switch (event.window.event) | |
| 175 { | |
| 327 | 176 case SDL_WINDOWEVENT_LEAVE: |
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177 locker.GetCentralViewport().MouseLeave(); |
| 327 | 178 break; |
| 0 | 179 |
| 327 | 180 case SDL_WINDOWEVENT_ENTER: |
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181 locker.GetCentralViewport().MouseEnter(); |
| 327 | 182 break; |
| 0 | 183 |
| 327 | 184 case SDL_WINDOWEVENT_SIZE_CHANGED: |
| 185 SetSize(event.window.data1, event.window.data2); | |
| 186 break; | |
| 0 | 187 |
| 327 | 188 default: |
| 189 break; | |
| 0 | 190 } |
| 191 } | |
| 192 else if (event.type == SDL_MOUSEWHEEL) | |
| 193 { | |
| 194 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 195 | |
| 196 int x, y; | |
| 197 SDL_GetMouseState(&x, &y); | |
| 198 | |
| 199 if (event.wheel.y > 0) | |
| 200 { | |
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201 locker.GetCentralViewport().MouseWheel(MouseWheelDirection_Up, x, y, modifiers); |
| 0 | 202 } |
| 203 else if (event.wheel.y < 0) | |
| 204 { | |
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205 locker.GetCentralViewport().MouseWheel(MouseWheelDirection_Down, x, y, modifiers); |
| 0 | 206 } |
| 207 } | |
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208 else if (event.type == SDL_KEYDOWN && |
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209 event.key.repeat == 0 /* Ignore key bounce */) |
| 0 | 210 { |
| 211 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 212 | |
| 213 switch (event.key.keysym.sym) | |
| 214 { | |
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215 case SDLK_a: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'a', modifiers); break; |
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216 case SDLK_b: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'b', modifiers); break; |
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217 case SDLK_c: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'c', modifiers); break; |
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218 case SDLK_d: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'd', modifiers); break; |
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219 case SDLK_e: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'e', modifiers); break; |
| 327 | 220 case SDLK_f: window_.ToggleMaximize(); break; |
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221 case SDLK_g: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'g', modifiers); break; |
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222 case SDLK_h: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'h', modifiers); break; |
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223 case SDLK_i: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'i', modifiers); break; |
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224 case SDLK_j: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'j', modifiers); break; |
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225 case SDLK_k: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'k', modifiers); break; |
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226 case SDLK_l: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'l', modifiers); break; |
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227 case SDLK_m: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'm', modifiers); break; |
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228 case SDLK_n: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'n', modifiers); break; |
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229 case SDLK_o: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'o', modifiers); break; |
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230 case SDLK_p: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'p', modifiers); break; |
| 327 | 231 case SDLK_q: stop = true; break; |
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232 case SDLK_r: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'r', modifiers); break; |
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233 case SDLK_s: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 's', modifiers); break; |
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234 case SDLK_t: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 't', modifiers); break; |
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235 case SDLK_u: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'u', modifiers); break; |
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236 case SDLK_v: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'v', modifiers); break; |
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237 case SDLK_w: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'w', modifiers); break; |
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238 case SDLK_x: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'x', modifiers); break; |
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239 case SDLK_y: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'y', modifiers); break; |
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240 case SDLK_z: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, 'z', modifiers); break; |
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241 case SDLK_KP_0: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '0', modifiers); break; |
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242 case SDLK_KP_1: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '1', modifiers); break; |
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243 case SDLK_KP_2: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '2', modifiers); break; |
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244 case SDLK_KP_3: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '3', modifiers); break; |
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245 case SDLK_KP_4: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '4', modifiers); break; |
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246 case SDLK_KP_5: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '5', modifiers); break; |
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247 case SDLK_KP_6: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '6', modifiers); break; |
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248 case SDLK_KP_7: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '7', modifiers); break; |
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249 case SDLK_KP_8: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '8', modifiers); break; |
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250 case SDLK_KP_9: locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '9', modifiers); break; |
| 0 | 251 |
| 327 | 252 case SDLK_PLUS: |
| 253 case SDLK_KP_PLUS: | |
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254 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '+', modifiers); break; |
| 327 | 255 |
| 256 case SDLK_MINUS: | |
| 257 case SDLK_KP_MINUS: | |
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258 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Generic, '-', modifiers); break; |
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259 |
| 327 | 260 case SDLK_RIGHT: |
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261 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Right, 0, modifiers); break; |
| 327 | 262 case SDLK_LEFT: |
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263 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Left, 0, modifiers); break; |
| 327 | 264 case SDLK_UP: |
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265 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Up, 0, modifiers); break; |
| 327 | 266 case SDLK_DOWN: |
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267 locker.GetCentralViewport().KeyPressed(KeyboardKeys_Down, 0, modifiers); break; |
| 327 | 268 default: |
| 269 break; | |
| 0 | 270 } |
| 271 } | |
| 272 } | |
| 273 | |
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274 // Small delay to avoid using 100% of CPU |
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275 SDL_Delay(1); |
| 0 | 276 } |
| 277 } | |
| 278 } | |
| 279 | |
| 280 #endif |