Mercurial > hg > orthanc-stone
annotate Applications/Sdl/SdlEngine.cpp @ 236:f73d722d98c8 am
renamed folder
| author | am@osimis.io |
|---|---|
| date | Tue, 19 Jun 2018 16:06:32 +0200 |
| parents | 84844649a8fd |
| children | 46c5296d867e |
| 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 | |
|
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5 * Copyright (C) 2017-2018 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. | |
| 16 * | |
| 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 { | |
| 222 | 32 void SdlEngine::SetSize(BasicSdlApplicationContext::ViewportLocker& locker, |
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33 unsigned int width, |
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34 unsigned int height) |
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35 { |
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36 locker.GetViewport().SetSize(width, height); |
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37 surface_.SetSize(width, height); |
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38 } |
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39 |
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40 |
| 0 | 41 void SdlEngine::RenderFrame() |
| 42 { | |
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43 if (viewportChanged_) |
| 0 | 44 { |
| 222 | 45 BasicSdlApplicationContext::ViewportLocker locker(context_); |
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46 surface_.Render(locker.GetViewport()); |
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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, | |
| 222 | 102 BasicSdlApplicationContext& context) : |
| 0 | 103 window_(window), |
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104 context_(context), |
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105 surface_(window), |
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106 viewportChanged_(true) |
| 0 | 107 { |
| 108 } | |
| 109 | |
| 110 | |
| 111 SdlEngine::~SdlEngine() | |
| 112 { | |
| 113 } | |
| 114 | |
| 115 | |
| 116 void SdlEngine::Run() | |
| 117 { | |
| 118 int scancodeCount = 0; | |
| 119 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); | |
| 120 | |
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121 { |
| 222 | 122 BasicSdlApplicationContext::ViewportLocker locker(context_); |
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123 SetSize(locker, window_.GetWidth(), window_.GetHeight()); |
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124 locker.GetViewport().SetDefaultView(); |
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125 } |
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126 |
| 0 | 127 bool stop = false; |
| 128 while (!stop) | |
| 129 { | |
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130 RenderFrame(); |
| 0 | 131 |
| 132 SDL_Event event; | |
| 133 | |
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134 while (!stop && |
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135 SDL_PollEvent(&event)) |
| 0 | 136 { |
| 222 | 137 BasicSdlApplicationContext::ViewportLocker locker(context_); |
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138 |
| 0 | 139 if (event.type == SDL_QUIT) |
| 140 { | |
| 141 stop = true; | |
| 142 break; | |
| 143 } | |
| 144 else if (event.type == SDL_MOUSEBUTTONDOWN) | |
| 145 { | |
| 146 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 147 | |
| 148 switch (event.button.button) | |
| 149 { | |
| 150 case SDL_BUTTON_LEFT: | |
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151 locker.GetViewport().MouseDown(MouseButton_Left, event.button.x, event.button.y, modifiers); |
| 0 | 152 break; |
| 153 | |
| 154 case SDL_BUTTON_RIGHT: | |
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155 locker.GetViewport().MouseDown(MouseButton_Right, event.button.x, event.button.y, modifiers); |
| 0 | 156 break; |
| 157 | |
| 158 case SDL_BUTTON_MIDDLE: | |
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159 locker.GetViewport().MouseDown(MouseButton_Middle, event.button.x, event.button.y, modifiers); |
| 0 | 160 break; |
| 161 | |
| 162 default: | |
| 163 break; | |
| 164 } | |
| 165 } | |
| 166 else if (event.type == SDL_MOUSEMOTION) | |
| 167 { | |
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168 locker.GetViewport().MouseMove(event.button.x, event.button.y); |
| 0 | 169 } |
| 170 else if (event.type == SDL_MOUSEBUTTONUP) | |
| 171 { | |
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172 locker.GetViewport().MouseUp(); |
| 0 | 173 } |
| 174 else if (event.type == SDL_WINDOWEVENT) | |
| 175 { | |
| 176 switch (event.window.event) | |
| 177 { | |
| 178 case SDL_WINDOWEVENT_LEAVE: | |
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179 locker.GetViewport().MouseLeave(); |
| 0 | 180 break; |
| 181 | |
| 182 case SDL_WINDOWEVENT_ENTER: | |
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183 locker.GetViewport().MouseEnter(); |
| 0 | 184 break; |
| 185 | |
| 186 case SDL_WINDOWEVENT_SIZE_CHANGED: | |
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187 SetSize(locker, event.window.data1, event.window.data2); |
| 0 | 188 break; |
| 189 | |
| 190 default: | |
| 191 break; | |
| 192 } | |
| 193 } | |
| 194 else if (event.type == SDL_MOUSEWHEEL) | |
| 195 { | |
| 196 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 197 | |
| 198 int x, y; | |
| 199 SDL_GetMouseState(&x, &y); | |
| 200 | |
| 201 if (event.wheel.y > 0) | |
| 202 { | |
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203 locker.GetViewport().MouseWheel(MouseWheelDirection_Up, x, y, modifiers); |
| 0 | 204 } |
| 205 else if (event.wheel.y < 0) | |
| 206 { | |
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207 locker.GetViewport().MouseWheel(MouseWheelDirection_Down, x, y, modifiers); |
| 0 | 208 } |
| 209 } | |
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210 else if (event.type == SDL_KEYDOWN && |
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211 event.key.repeat == 0 /* Ignore key bounce */) |
| 0 | 212 { |
| 213 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
| 214 | |
| 215 switch (event.key.keysym.sym) | |
| 216 { | |
| 167 | 217 case SDLK_a: locker.GetViewport().KeyPressed('a', modifiers); break; |
| 218 case SDLK_b: locker.GetViewport().KeyPressed('b', modifiers); break; | |
| 219 case SDLK_c: locker.GetViewport().KeyPressed('c', modifiers); break; | |
| 220 case SDLK_d: locker.GetViewport().KeyPressed('d', modifiers); break; | |
| 221 case SDLK_e: locker.GetViewport().KeyPressed('e', modifiers); break; | |
| 222 case SDLK_f: window_.ToggleMaximize(); break; | |
| 223 case SDLK_g: locker.GetViewport().KeyPressed('g', modifiers); break; | |
| 224 case SDLK_h: locker.GetViewport().KeyPressed('h', modifiers); break; | |
| 225 case SDLK_i: locker.GetViewport().KeyPressed('i', modifiers); break; | |
| 226 case SDLK_j: locker.GetViewport().KeyPressed('j', modifiers); break; | |
| 227 case SDLK_k: locker.GetViewport().KeyPressed('k', modifiers); break; | |
| 228 case SDLK_l: locker.GetViewport().KeyPressed('l', modifiers); break; | |
| 229 case SDLK_m: locker.GetViewport().KeyPressed('m', modifiers); break; | |
| 230 case SDLK_n: locker.GetViewport().KeyPressed('n', modifiers); break; | |
| 231 case SDLK_o: locker.GetViewport().KeyPressed('o', modifiers); break; | |
| 232 case SDLK_p: locker.GetViewport().KeyPressed('p', modifiers); break; | |
| 233 case SDLK_q: stop = true; break; | |
| 234 case SDLK_r: locker.GetViewport().KeyPressed('r', modifiers); break; | |
| 235 case SDLK_s: locker.GetViewport().KeyPressed('s', modifiers); break; | |
| 236 case SDLK_t: locker.GetViewport().KeyPressed('t', modifiers); break; | |
| 237 case SDLK_u: locker.GetViewport().KeyPressed('u', modifiers); break; | |
| 238 case SDLK_v: locker.GetViewport().KeyPressed('v', modifiers); break; | |
| 239 case SDLK_w: locker.GetViewport().KeyPressed('w', modifiers); break; | |
| 240 case SDLK_x: locker.GetViewport().KeyPressed('x', modifiers); break; | |
| 241 case SDLK_y: locker.GetViewport().KeyPressed('y', modifiers); break; | |
| 242 case SDLK_z: locker.GetViewport().KeyPressed('z', modifiers); break; | |
| 243 case SDLK_KP_0: locker.GetViewport().KeyPressed('0', modifiers); break; | |
| 244 case SDLK_KP_1: locker.GetViewport().KeyPressed('1', modifiers); break; | |
| 245 case SDLK_KP_2: locker.GetViewport().KeyPressed('2', modifiers); break; | |
| 246 case SDLK_KP_3: locker.GetViewport().KeyPressed('3', modifiers); break; | |
| 247 case SDLK_KP_4: locker.GetViewport().KeyPressed('4', modifiers); break; | |
| 248 case SDLK_KP_5: locker.GetViewport().KeyPressed('5', modifiers); break; | |
| 249 case SDLK_KP_6: locker.GetViewport().KeyPressed('6', modifiers); break; | |
| 250 case SDLK_KP_7: locker.GetViewport().KeyPressed('7', modifiers); break; | |
| 251 case SDLK_KP_8: locker.GetViewport().KeyPressed('8', modifiers); break; | |
| 252 case SDLK_KP_9: locker.GetViewport().KeyPressed('9', modifiers); break; | |
| 0 | 253 |
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254 case SDLK_PLUS: |
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255 case SDLK_KP_PLUS: |
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256 locker.GetViewport().KeyPressed('+', modifiers); break; |
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257 |
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258 case SDLK_MINUS: |
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259 case SDLK_KP_MINUS: |
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260 locker.GetViewport().KeyPressed('-', modifiers); break; |
| 0 | 261 |
| 262 default: | |
| 263 break; | |
| 264 } | |
| 265 } | |
| 266 } | |
| 267 | |
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268 // Small delay to avoid using 100% of CPU |
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269 SDL_Delay(1); |
| 0 | 270 } |
| 271 } | |
| 272 } | |
| 273 | |
| 274 #endif |