Mercurial > hg > orthanc-stone
annotate Platforms/Wasm/Defaults.cpp @ 272:d7d91d96b9d8 am-2
fix
| author | am@osimis.io |
|---|---|
| date | Fri, 24 Aug 2018 09:11:06 +0200 |
| parents | 65562a28fe05 |
| children | 8a86695fcbc3 |
| rev | line source |
|---|---|
| 222 | 1 #include "Defaults.h" |
| 2 | |
| 223 | 3 #include "WasmWebService.h" |
| 4 #include <Framework/dev.h> | |
| 5 #include "Framework/Widgets/TestCairoWidget.h" | |
| 6 #include <Framework/Viewport/WidgetViewport.h> | |
| 7 #include <Framework/Widgets/LayerWidget.h> | |
| 228 | 8 #include <algorithm> |
| 242 | 9 #include "Applications/Wasm/StartupParametersBuilder.h" |
| 223 | 10 |
| 11 static unsigned int width_ = 0; | |
| 12 static unsigned int height_ = 0; | |
| 13 | |
| 14 /**********************************/ | |
| 15 | |
| 242 | 16 static std::unique_ptr<OrthancStone::IBasicApplication> application; |
| 17 static std::unique_ptr<OrthancStone::BasicApplicationContext> context; | |
| 18 static OrthancStone::StartupParametersBuilder startupParametersBuilder; | |
| 253 | 19 static OrthancStone::MessageBroker broker; |
| 242 | 20 |
| 223 | 21 static OrthancStone::ChangeObserver changeObserver_; |
| 22 static OrthancStone::StatusBar statusBar_; | |
| 23 | |
| 227 | 24 static std::list<std::shared_ptr<OrthancStone::WidgetViewport>> viewports_; |
| 25 | |
| 228 | 26 std::shared_ptr<OrthancStone::WidgetViewport> FindViewportSharedPtr(ViewportHandle viewport) { |
| 27 for (const auto& v : viewports_) { | |
| 28 if (v.get() == viewport) { | |
| 29 return v; | |
| 30 } | |
| 31 } | |
| 229 | 32 assert(false); |
| 33 return std::shared_ptr<OrthancStone::WidgetViewport>(); | |
| 228 | 34 } |
| 35 | |
| 223 | 36 #ifdef __cplusplus |
| 37 extern "C" { | |
| 38 #endif | |
| 39 | |
| 40 using namespace OrthancStone; | |
| 227 | 41 |
| 42 // when WASM needs a C++ viewport | |
| 43 ViewportHandle EMSCRIPTEN_KEEPALIVE CreateCppViewport() { | |
| 44 | |
| 45 std::shared_ptr<OrthancStone::WidgetViewport> viewport(new OrthancStone::WidgetViewport); | |
| 46 printf("viewport %x\n", viewport.get()); | |
| 47 | |
| 48 viewports_.push_back(viewport); | |
| 49 | |
| 50 printf("There are now %d viewports in C++\n", viewports_.size()); | |
| 51 | |
| 52 viewport->SetStatusBar(statusBar_); | |
| 53 viewport->Register(changeObserver_); | |
| 54 | |
| 55 return viewport.get(); | |
| 56 } | |
| 57 | |
| 58 // when WASM does not need a viewport anymore, it should release it | |
| 59 void EMSCRIPTEN_KEEPALIVE ReleaseCppViewport(ViewportHandle viewport) { | |
| 60 viewports_.remove_if([viewport](const std::shared_ptr<OrthancStone::WidgetViewport>& v) { return v.get() == viewport;}); | |
| 61 | |
| 62 printf("There are now %d viewports in C++\n", viewports_.size()); | |
| 63 } | |
| 64 | |
| 65 void EMSCRIPTEN_KEEPALIVE CreateWasmApplication(ViewportHandle viewport) { | |
| 223 | 66 |
| 67 printf("CreateWasmApplication\n"); | |
| 68 | |
| 253 | 69 application.reset(CreateUserApplication(broker)); |
| 255 | 70 WasmWebService::SetBroker(broker); |
| 223 | 71 |
| 242 | 72 startupParametersBuilder.Clear(); |
| 223 | 73 } |
| 74 | |
| 75 void EMSCRIPTEN_KEEPALIVE SetStartupParameter(const char* keyc, | |
| 76 const char* value) { | |
| 242 | 77 startupParametersBuilder.SetStartupParameter(keyc, value); |
| 223 | 78 } |
| 79 | |
|
231
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
229
diff
changeset
|
80 void EMSCRIPTEN_KEEPALIVE StartWasmApplication() { |
| 223 | 81 |
| 82 printf("StartWasmApplication\n"); | |
| 83 | |
| 84 // recreate a command line from uri arguments and parse it | |
| 85 boost::program_options::variables_map parameters; | |
| 242 | 86 boost::program_options::options_description options; |
| 87 application->DeclareStartupOptions(options); | |
| 88 startupParametersBuilder.GetStartupParameters(parameters, options); | |
| 223 | 89 |
| 272 | 90 context.reset(new OrthancStone::BasicApplicationContext()); |
| 91 context->SetWebService(OrthancStone::WasmWebService::GetInstance()); | |
| 242 | 92 application->Initialize(context.get(), statusBar_, parameters); |
| 93 application->InitializeWasm(); | |
| 223 | 94 |
|
231
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
229
diff
changeset
|
95 // viewport->SetSize(width_, height_); |
| 223 | 96 printf("StartWasmApplication - completed\n"); |
| 97 } | |
| 98 | |
| 99 void EMSCRIPTEN_KEEPALIVE NotifyUpdateContent() | |
| 100 { | |
| 228 | 101 for (auto viewport : viewports_) { |
| 102 // TODO Only launch the JavaScript timer if "HasUpdateContent()" | |
| 103 if (viewport->HasUpdateContent()) | |
| 104 { | |
| 105 viewport->UpdateContent(); | |
| 106 } | |
| 107 | |
| 223 | 108 } |
| 109 | |
| 110 } | |
| 111 | |
| 112 | |
| 228 | 113 void EMSCRIPTEN_KEEPALIVE ViewportSetSize(ViewportHandle viewport, unsigned int width, unsigned int height) |
| 223 | 114 { |
| 115 width_ = width; | |
| 116 height_ = height; | |
| 117 | |
| 228 | 118 viewport->SetSize(width, height); |
| 223 | 119 } |
| 120 | |
| 228 | 121 int EMSCRIPTEN_KEEPALIVE ViewportRender(ViewportHandle viewport, |
| 227 | 122 unsigned int width, |
| 223 | 123 unsigned int height, |
| 124 uint8_t* data) | |
| 125 { | |
| 126 changeObserver_.Reset(); | |
| 127 | |
| 128 //printf("ViewportRender called %dx%d\n", width, height); | |
| 129 if (width == 0 || | |
| 130 height == 0) | |
| 131 { | |
| 132 return 1; | |
| 133 } | |
| 134 | |
| 135 Orthanc::ImageAccessor surface; | |
| 136 surface.AssignWritable(Orthanc::PixelFormat_BGRA32, width, height, 4 * width, data); | |
| 137 | |
| 227 | 138 viewport->Render(surface); |
| 223 | 139 |
| 140 // Convert from BGRA32 memory layout (only color mode supported by | |
| 141 // Cairo, which corresponds to CAIRO_FORMAT_ARGB32) to RGBA32 (as | |
| 142 // expected by HTML5 canvas). This simply amounts to swapping the | |
| 143 // B and R channels. | |
| 144 uint8_t* p = data; | |
| 145 for (unsigned int y = 0; y < height; y++) { | |
| 146 for (unsigned int x = 0; x < width; x++) { | |
| 147 uint8_t tmp = p[0]; | |
| 148 p[0] = p[2]; | |
| 149 p[2] = tmp; | |
| 150 | |
| 151 p += 4; | |
| 152 } | |
| 153 } | |
| 154 | |
| 155 return 1; | |
| 156 } | |
| 157 | |
| 158 | |
| 228 | 159 void EMSCRIPTEN_KEEPALIVE ViewportMouseDown(ViewportHandle viewport, |
| 160 unsigned int rawButton, | |
| 223 | 161 int x, |
| 162 int y, | |
| 163 unsigned int rawModifiers) | |
| 164 { | |
| 165 OrthancStone::MouseButton button; | |
| 166 switch (rawButton) | |
| 167 { | |
| 168 case 0: | |
| 169 button = OrthancStone::MouseButton_Left; | |
| 170 break; | |
| 171 | |
| 172 case 1: | |
| 173 button = OrthancStone::MouseButton_Middle; | |
| 174 break; | |
| 175 | |
| 176 case 2: | |
| 177 button = OrthancStone::MouseButton_Right; | |
| 178 break; | |
| 179 | |
| 180 default: | |
| 181 return; // Unknown button | |
| 182 } | |
| 183 | |
| 228 | 184 viewport->MouseDown(button, x, y, OrthancStone::KeyboardModifiers_None /* TODO */); |
| 223 | 185 } |
| 186 | |
| 187 | |
| 228 | 188 void EMSCRIPTEN_KEEPALIVE ViewportMouseWheel(ViewportHandle viewport, |
| 189 int deltaY, | |
| 223 | 190 int x, |
| 191 int y, | |
| 192 int isControl) | |
| 193 { | |
| 228 | 194 if (deltaY != 0) |
| 223 | 195 { |
| 196 OrthancStone::MouseWheelDirection direction = (deltaY < 0 ? | |
| 197 OrthancStone::MouseWheelDirection_Up : | |
| 198 OrthancStone::MouseWheelDirection_Down); | |
| 199 OrthancStone::KeyboardModifiers modifiers = OrthancStone::KeyboardModifiers_None; | |
| 200 | |
| 201 if (isControl != 0) | |
| 202 { | |
| 203 modifiers = OrthancStone::KeyboardModifiers_Control; | |
| 204 } | |
| 205 | |
| 228 | 206 viewport->MouseWheel(direction, x, y, modifiers); |
| 223 | 207 } |
| 208 } | |
| 209 | |
| 210 | |
| 228 | 211 void EMSCRIPTEN_KEEPALIVE ViewportMouseMove(ViewportHandle viewport, |
| 212 int x, | |
| 223 | 213 int y) |
| 214 { | |
| 228 | 215 viewport->MouseMove(x, y); |
| 223 | 216 } |
| 217 | |
| 228 | 218 void EMSCRIPTEN_KEEPALIVE ViewportKeyPressed(ViewportHandle viewport, |
| 219 const char* key, | |
| 223 | 220 bool isShiftPressed, |
| 221 bool isControlPressed, | |
| 222 bool isAltPressed) | |
| 223 | |
| 224 { | |
| 228 | 225 OrthancStone::KeyboardModifiers modifiers = OrthancStone::KeyboardModifiers_None; |
| 226 if (isShiftPressed) { | |
| 227 modifiers = static_cast<OrthancStone::KeyboardModifiers>(modifiers + OrthancStone::KeyboardModifiers_Shift); | |
| 223 | 228 } |
| 228 | 229 if (isControlPressed) { |
| 230 modifiers = static_cast<OrthancStone::KeyboardModifiers>(modifiers + OrthancStone::KeyboardModifiers_Control); | |
| 231 } | |
| 232 if (isAltPressed) { | |
| 233 modifiers = static_cast<OrthancStone::KeyboardModifiers>(modifiers + OrthancStone::KeyboardModifiers_Alt); | |
| 234 } | |
| 235 printf("key pressed : %c\n", key[0]); | |
| 236 viewport->KeyPressed(key[0], modifiers); | |
| 223 | 237 } |
| 238 | |
| 239 | |
| 228 | 240 void EMSCRIPTEN_KEEPALIVE ViewportMouseUp(ViewportHandle viewport) |
| 223 | 241 { |
| 228 | 242 viewport->MouseUp(); |
| 223 | 243 } |
| 244 | |
| 245 | |
| 228 | 246 void EMSCRIPTEN_KEEPALIVE ViewportMouseEnter(ViewportHandle viewport) |
| 223 | 247 { |
| 228 | 248 viewport->MouseEnter(); |
| 223 | 249 } |
| 250 | |
| 251 | |
| 228 | 252 void EMSCRIPTEN_KEEPALIVE ViewportMouseLeave(ViewportHandle viewport) |
| 223 | 253 { |
| 228 | 254 viewport->MouseLeave(); |
| 223 | 255 } |
| 256 | |
| 257 | |
| 258 #ifdef __cplusplus | |
| 259 } | |
| 260 #endif |