Mercurial > hg > orthanc-stone
annotate Applications/Sdl/SdlEngine.cpp @ 198:ccdabaea1008 wasm
close branch wasm
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 20 Mar 2018 20:03:52 +0100 |
parents | fccffbf99ba1 |
children | e9c7a78a3e77 |
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 | |
134
4cff7b1ed31d
upgrade to year 2018
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
84
diff
changeset
|
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 | |
113
2eca030792aa
using the Orthanc Framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
26 #include <Core/Logging.h> |
0 | 27 #include <SDL.h> |
28 | |
29 namespace OrthancStone | |
30 { | |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
31 void SdlEngine::SetSize(BasicApplicationContext::ViewportLocker& locker, |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
32 unsigned int width, |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
33 unsigned int height) |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
34 { |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
35 locker.GetViewport().SetSize(width, height); |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
36 surface_.SetSize(width, height); |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
37 } |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
38 |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
39 |
0 | 40 void SdlEngine::RenderFrame() |
41 { | |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
42 if (viewportChanged_) |
0 | 43 { |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
44 BasicApplicationContext::ViewportLocker locker(context_); |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
45 surface_.Render(locker.GetViewport()); |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
46 |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
47 viewportChanged_ = false; |
0 | 48 } |
49 } | |
50 | |
51 | |
52 KeyboardModifiers SdlEngine::GetKeyboardModifiers(const uint8_t* keyboardState, | |
53 const int scancodeCount) | |
54 { | |
55 int result = KeyboardModifiers_None; | |
56 | |
57 if (keyboardState != NULL) | |
58 { | |
59 if (SDL_SCANCODE_LSHIFT < scancodeCount && | |
60 keyboardState[SDL_SCANCODE_LSHIFT]) | |
61 { | |
62 result |= KeyboardModifiers_Shift; | |
63 } | |
64 | |
65 if (SDL_SCANCODE_RSHIFT < scancodeCount && | |
66 keyboardState[SDL_SCANCODE_RSHIFT]) | |
67 { | |
68 result |= KeyboardModifiers_Shift; | |
69 } | |
70 | |
71 if (SDL_SCANCODE_LCTRL < scancodeCount && | |
72 keyboardState[SDL_SCANCODE_LCTRL]) | |
73 { | |
74 result |= KeyboardModifiers_Control; | |
75 } | |
76 | |
77 if (SDL_SCANCODE_RCTRL < scancodeCount && | |
78 keyboardState[SDL_SCANCODE_RCTRL]) | |
79 { | |
80 result |= KeyboardModifiers_Control; | |
81 } | |
82 | |
83 if (SDL_SCANCODE_LALT < scancodeCount && | |
84 keyboardState[SDL_SCANCODE_LALT]) | |
85 { | |
86 result |= KeyboardModifiers_Alt; | |
87 } | |
88 | |
89 if (SDL_SCANCODE_RALT < scancodeCount && | |
90 keyboardState[SDL_SCANCODE_RALT]) | |
91 { | |
92 result |= KeyboardModifiers_Alt; | |
93 } | |
94 } | |
95 | |
96 return static_cast<KeyboardModifiers>(result); | |
97 } | |
98 | |
99 | |
100 SdlEngine::SdlEngine(SdlWindow& window, | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
101 BasicApplicationContext& context) : |
0 | 102 window_(window), |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
103 context_(context), |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
104 surface_(window), |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
105 viewportChanged_(true) |
0 | 106 { |
107 } | |
108 | |
109 | |
110 SdlEngine::~SdlEngine() | |
111 { | |
112 } | |
113 | |
114 | |
115 void SdlEngine::Run() | |
116 { | |
117 int scancodeCount = 0; | |
118 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); | |
119 | |
61
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
120 { |
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
121 BasicApplicationContext::ViewportLocker locker(context_); |
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
122 SetSize(locker, window_.GetWidth(), window_.GetHeight()); |
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
123 locker.GetViewport().SetDefaultView(); |
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
124 } |
ca644004d2ee
MAJOR - removal of Start/Stop and observers in IWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
56
diff
changeset
|
125 |
0 | 126 bool stop = false; |
127 while (!stop) | |
128 { | |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
129 RenderFrame(); |
0 | 130 |
131 SDL_Event event; | |
132 | |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
133 while (!stop && |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
134 SDL_PollEvent(&event)) |
0 | 135 { |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
136 BasicApplicationContext::ViewportLocker locker(context_); |
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
137 |
0 | 138 if (event.type == SDL_QUIT) |
139 { | |
140 stop = true; | |
141 break; | |
142 } | |
143 else if (event.type == SDL_MOUSEBUTTONDOWN) | |
144 { | |
145 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
146 | |
147 switch (event.button.button) | |
148 { | |
149 case SDL_BUTTON_LEFT: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
150 locker.GetViewport().MouseDown(MouseButton_Left, event.button.x, event.button.y, modifiers); |
0 | 151 break; |
152 | |
153 case SDL_BUTTON_RIGHT: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
154 locker.GetViewport().MouseDown(MouseButton_Right, event.button.x, event.button.y, modifiers); |
0 | 155 break; |
156 | |
157 case SDL_BUTTON_MIDDLE: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
158 locker.GetViewport().MouseDown(MouseButton_Middle, event.button.x, event.button.y, modifiers); |
0 | 159 break; |
160 | |
161 default: | |
162 break; | |
163 } | |
164 } | |
165 else if (event.type == SDL_MOUSEMOTION) | |
166 { | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
167 locker.GetViewport().MouseMove(event.button.x, event.button.y); |
0 | 168 } |
169 else if (event.type == SDL_MOUSEBUTTONUP) | |
170 { | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
171 locker.GetViewport().MouseUp(); |
0 | 172 } |
173 else if (event.type == SDL_WINDOWEVENT) | |
174 { | |
175 switch (event.window.event) | |
176 { | |
177 case SDL_WINDOWEVENT_LEAVE: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
178 locker.GetViewport().MouseLeave(); |
0 | 179 break; |
180 | |
181 case SDL_WINDOWEVENT_ENTER: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
182 locker.GetViewport().MouseEnter(); |
0 | 183 break; |
184 | |
185 case SDL_WINDOWEVENT_SIZE_CHANGED: | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
186 SetSize(locker, event.window.data1, event.window.data2); |
0 | 187 break; |
188 | |
189 default: | |
190 break; | |
191 } | |
192 } | |
193 else if (event.type == SDL_MOUSEWHEEL) | |
194 { | |
195 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
196 | |
197 int x, y; | |
198 SDL_GetMouseState(&x, &y); | |
199 | |
200 if (event.wheel.y > 0) | |
201 { | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
202 locker.GetViewport().MouseWheel(MouseWheelDirection_Up, x, y, modifiers); |
0 | 203 } |
204 else if (event.wheel.y < 0) | |
205 { | |
53
c2dc924f1a63
removing threading out of the framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
51
diff
changeset
|
206 locker.GetViewport().MouseWheel(MouseWheelDirection_Down, x, y, modifiers); |
0 | 207 } |
208 } | |
56
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
209 else if (event.type == SDL_KEYDOWN && |
9e3c2e75b870
extremely simplified SDL engine
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
53
diff
changeset
|
210 event.key.repeat == 0 /* Ignore key bounce */) |
0 | 211 { |
212 KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); | |
213 | |
214 switch (event.key.keysym.sym) | |
215 { | |
167 | 216 case SDLK_a: locker.GetViewport().KeyPressed('a', modifiers); break; |
217 case SDLK_b: locker.GetViewport().KeyPressed('b', modifiers); break; | |
218 case SDLK_c: locker.GetViewport().KeyPressed('c', modifiers); break; | |
219 case SDLK_d: locker.GetViewport().KeyPressed('d', modifiers); break; | |
220 case SDLK_e: locker.GetViewport().KeyPressed('e', modifiers); break; | |
221 case SDLK_f: window_.ToggleMaximize(); break; | |
222 case SDLK_g: locker.GetViewport().KeyPressed('g', modifiers); break; | |
223 case SDLK_h: locker.GetViewport().KeyPressed('h', modifiers); break; | |
224 case SDLK_i: locker.GetViewport().KeyPressed('i', modifiers); break; | |
225 case SDLK_j: locker.GetViewport().KeyPressed('j', modifiers); break; | |
226 case SDLK_k: locker.GetViewport().KeyPressed('k', modifiers); break; | |
227 case SDLK_l: locker.GetViewport().KeyPressed('l', modifiers); break; | |
228 case SDLK_m: locker.GetViewport().KeyPressed('m', modifiers); break; | |
229 case SDLK_n: locker.GetViewport().KeyPressed('n', modifiers); break; | |
230 case SDLK_o: locker.GetViewport().KeyPressed('o', modifiers); break; | |
231 case SDLK_p: locker.GetViewport().KeyPressed('p', modifiers); break; | |
232 case SDLK_q: stop = true; break; | |
233 case SDLK_r: locker.GetViewport().KeyPressed('r', modifiers); break; | |
234 case SDLK_s: locker.GetViewport().KeyPressed('s', modifiers); break; | |
235 case SDLK_t: locker.GetViewport().KeyPressed('t', modifiers); break; | |
236 case SDLK_u: locker.GetViewport().KeyPressed('u', modifiers); break; | |
237 case SDLK_v: locker.GetViewport().KeyPressed('v', modifiers); break; | |
238 case SDLK_w: locker.GetViewport().KeyPressed('w', modifiers); break; | |
239 case SDLK_x: locker.GetViewport().KeyPressed('x', modifiers); break; | |
240 case SDLK_y: locker.GetViewport().KeyPressed('y', modifiers); break; | |
241 case SDLK_z: locker.GetViewport().KeyPressed('z', modifiers); break; | |
242 case SDLK_KP_0: locker.GetViewport().KeyPressed('0', modifiers); break; | |
243 case SDLK_KP_1: locker.GetViewport().KeyPressed('1', modifiers); break; | |
244 case SDLK_KP_2: locker.GetViewport().KeyPressed('2', modifiers); break; | |
245 case SDLK_KP_3: locker.GetViewport().KeyPressed('3', modifiers); break; | |
246 case SDLK_KP_4: locker.GetViewport().KeyPressed('4', modifiers); break; | |
247 case SDLK_KP_5: locker.GetViewport().KeyPressed('5', modifiers); break; | |
248 case SDLK_KP_6: locker.GetViewport().KeyPressed('6', modifiers); break; | |
249 case SDLK_KP_7: locker.GetViewport().KeyPressed('7', modifiers); break; | |
250 case SDLK_KP_8: locker.GetViewport().KeyPressed('8', modifiers); break; | |
251 case SDLK_KP_9: locker.GetViewport().KeyPressed('9', modifiers); break; | |
0 | 252 |
170
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
253 case SDLK_PLUS: |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
254 case SDLK_KP_PLUS: |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
255 locker.GetViewport().KeyPressed('+', modifiers); break; |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
256 |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
257 case SDLK_MINUS: |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
258 case SDLK_KP_MINUS: |
0261909fa6f0
add support for plus/minus in SDL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
167
diff
changeset
|
259 locker.GetViewport().KeyPressed('-', modifiers); break; |
0 | 260 |
261 default: | |
262 break; | |
263 } | |
264 } | |
265 } | |
266 | |
98
a33abae66344
scrolling over series
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
63
diff
changeset
|
267 // Small delay to avoid using 100% of CPU |
a33abae66344
scrolling over series
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
63
diff
changeset
|
268 SDL_Delay(1); |
0 | 269 } |
270 } | |
271 | |
272 | |
273 void SdlEngine::GlobalInitialize() | |
274 { | |
275 SDL_Init(SDL_INIT_VIDEO); | |
276 } | |
277 | |
278 | |
279 void SdlEngine::GlobalFinalize() | |
280 { | |
281 SDL_Quit(); | |
282 } | |
283 } | |
284 | |
285 #endif |