Mercurial > hg > orthanc-stone
view Applications/Samples/Sdl/SingleFrameViewer/SdlSimpleViewer.cpp @ 2146:743fa9c74443 dicom-sr tip
integration mainline->dicom-sr
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 16 Aug 2024 18:09:53 +0200 |
parents | 16c01cc201e7 |
children |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2023 Osimis S.A., Belgium * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #define SAMPLE_USE_OPENGL 1 #define SAMPLE_USE_ANNOTATIONS_LAYER 1 #include "SdlSimpleViewerApplication.h" #include "../SdlHelpers.h" #include "../../Common/SampleHelpers.h" #include "../../../../OrthancStone/Sources/Loaders/GenericLoadersContext.h" #include "../../../../OrthancStone/Sources/Platforms/Sdl/SdlViewport.h" #include "../../../../OrthancStone/Sources/Scene2D/AnnotationsSceneLayer.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/AngleMeasureTool.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/LineMeasureTool.h" #include "../../../../OrthancStone/Sources/Scene2DViewport/UndoStack.h" #include "../../../../OrthancStone/Sources/StoneException.h" #include "../../../../OrthancStone/Sources/StoneInitialization.h" #include "../../../../OrthancStone/Sources/Viewport/DefaultViewportInteractor.h" #include <EmbeddedResources.h> #include <Compatibility.h> // For std::unique_ptr<> #include <OrthancException.h> #include <boost/program_options.hpp> #include <SDL.h> #include <string> static std::string orthancUrl; static std::string instanceId; static int frameIndex = 0; static void ProcessOptions(int argc, char* argv[]) { namespace po = boost::program_options; po::options_description desc("Usage"); desc.add_options() ("loglevel", po::value<std::string>()->default_value("WARNING"), "You can choose WARNING, INFO or TRACE for the logging level: Errors and warnings will always be displayed. (default: WARNING)") ("orthanc", po::value<std::string>()->default_value("http://localhost:8042"), "Base URL of the Orthanc instance") ("instance", po::value<std::string>()->default_value("285dece8-e1956b38-cdc7d084-6ce3371e-536a9ffc"), "Orthanc ID of the instance to display") ("frame_index", po::value<int>()->default_value(0), "The zero-based index of the frame (for multi-frame instances)") ; std::cout << desc << std::endl; std::cout << std::endl << "Keyboard shorcuts:" << std::endl #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 << " a\tCreate angle annotations" << std::endl << " c\tCreate circle annotations" << std::endl << " d\tDelete mode for annotations" << std::endl << " e\tCreate ellipse probe" << std::endl << " l\tCreate length annotations" << std::endl << " m\tModification/edit mode, don't create annotation (default)" << std::endl << " p\tCreate pixel probe" << std::endl << " r\tCreate rectangle probe" << std::endl #else << " a\tEnable/disable the angle annotation tool" << std::endl << " l\tEnable/disable the line annotation tool" << std::endl << " r\tRedo the last edit to the annotation tools" << std::endl << " u\tUndo the last edit to the annotation tools" << std::endl #endif << " f\tToggle fullscreen display" << std::endl << " q\tExit" << std::endl << " s\tFit the viewpoint to the image" << std::endl << std::endl << "Mouse buttons:" << std::endl << " left \tChange windowing, or edit annotation" << std::endl << " center\tMove the viewpoint, or edit annotation" << std::endl << " right \tZoom, or edit annotation" << std::endl << std::endl; po::variables_map vm; try { po::store(po::parse_command_line(argc, argv, desc), vm); po::notify(vm); } catch (std::exception& e) { std::cerr << "Please check your command line options! (\"" << e.what() << "\")" << std::endl; } if (vm.count("loglevel") > 0) { std::string logLevel = vm["loglevel"].as<std::string>(); OrthancStoneHelpers::SetLogLevel(logLevel); } if (vm.count("orthanc") > 0) { // maybe check URL validity here orthancUrl = vm["orthanc"].as<std::string>(); } if (vm.count("instance") > 0) { instanceId = vm["instance"].as<std::string>(); } if (vm.count("frame_index") > 0) { frameIndex = vm["frame_index"].as<int>(); } } enum ActiveTool { ActiveTool_None, ActiveTool_Line, ActiveTool_Angle }; /** * IMPORTANT: The full arguments to "main()" are needed for SDL on * Windows. Otherwise, one gets the linking error "undefined reference * to `SDL_main'". https://wiki.libsdl.org/FAQWindows **/ int main(int argc, char* argv[]) { try { OrthancStone::StoneInitialize(); OrthancStone::SdlWindow::GlobalInitialize(); ProcessOptions(argc, argv); //Orthanc::Logging::EnableInfoLevel(true); //Orthanc::Logging::EnableTraceLevel(true); { #if SAMPLE_USE_OPENGL == 1 boost::shared_ptr<OrthancStone::SdlViewport> viewport = OrthancStone::SdlOpenGLViewport::Create("Stone of Orthanc", 800, 600); #else boost::shared_ptr<OrthancStone::SdlViewport> viewport = OrthancStone::SdlCairoViewport::Create("Stone of Orthanc", 800, 600); #endif #if SAMPLE_USE_ANNOTATIONS_LAYER != 1 boost::shared_ptr<OrthancStone::UndoStack> undoStack(new OrthancStone::UndoStack); #endif OrthancStone::GenericLoadersContext context(1, 4, 1); Orthanc::WebServiceParameters orthancWebService; orthancWebService.SetUrl(orthancUrl); context.SetOrthancParameters(orthancWebService); context.StartOracle(); { { std::string font; Orthanc::EmbeddedResources::GetFileResource(font, Orthanc::EmbeddedResources::UBUNTU_FONT); std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); lock->GetCompositor().SetFont(0, font, 16, Orthanc::Encoding_Latin1); #if SAMPLE_USE_ANNOTATIONS_LAYER != 1 lock->GetController().SetUndoStack(undoStack); #endif } #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 OrthancStone::AnnotationsSceneLayer annotations(10); annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Edit); annotations.SetProbedLayer(0); #else ActiveTool activeTool = ActiveTool_None; boost::shared_ptr<OrthancStone::LineMeasureTool> lineMeasureTool(OrthancStone::LineMeasureTool::Create(viewport)); bool lineMeasureFirst = true; lineMeasureTool->Disable(); boost::shared_ptr<OrthancStone::AngleMeasureTool> angleMeasureTool(OrthancStone::AngleMeasureTool::Create(viewport)); bool angleMeasureFirst = true; angleMeasureTool->Disable(); #endif boost::shared_ptr<SdlSimpleViewerApplication> application( SdlSimpleViewerApplication::Create(context, viewport)); OrthancStone::DicomSource source; application->LoadOrthancFrame(source, instanceId, frameIndex); OrthancStone::DefaultViewportInteractor interactor; interactor.SetWindowingLayer(0); { int scancodeCount = 0; const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); bool stop = false; while (!stop) { annotations.SetUnits(application->GetUnits()); bool paint = false; SDL_Event event; while (SDL_PollEvent(&event)) { if (event.type == SDL_QUIT) { stop = true; break; } else if (viewport->IsRefreshEvent(event)) { paint = true; } else if (event.type == SDL_WINDOWEVENT && (event.window.event == SDL_WINDOWEVENT_RESIZED || event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)) { viewport->UpdateSize(event.window.data1, event.window.data2); } else if (event.type == SDL_WINDOWEVENT && (event.window.event == SDL_WINDOWEVENT_SHOWN || event.window.event == SDL_WINDOWEVENT_EXPOSED)) { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); lock->RefreshCanvasSize(); } else if (event.type == SDL_KEYDOWN && event.key.repeat == 0 /* Ignore key bounce */) { switch (event.key.keysym.sym) { case SDLK_f: viewport->ToggleMaximize(); break; case SDLK_s: application->FitContent(); break; case SDLK_q: stop = true; break; #if SAMPLE_USE_ANNOTATIONS_LAYER != 1 case SDLK_u: { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); if (lock->GetController().CanUndo()) { lock->GetController().Undo(); } break; } #endif #if SAMPLE_USE_ANNOTATIONS_LAYER != 1 case SDLK_r: { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); if (lock->GetController().CanRedo()) { lock->GetController().Redo(); } break; } #endif #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_c: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Circle); break; #endif #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_m: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Edit); break; #endif #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_d: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Remove); break; #endif case SDLK_l: #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Length); #else if (activeTool == ActiveTool_Line) { lineMeasureTool->Disable(); activeTool = ActiveTool_None; } else { if (lineMeasureFirst) { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); OrthancStone::Extent2D extent; lock->GetController().GetScene().GetBoundingBox(extent); if (!extent.IsEmpty()) { OrthancStone::ScenePoint2D p(extent.GetCenterX(), extent.GetCenterY()); lineMeasureTool->Set(p, p); } lineMeasureFirst = false; } lineMeasureTool->Enable(); angleMeasureTool->Disable(); activeTool = ActiveTool_Line; } #endif break; case SDLK_a: #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_Angle); #else if (activeTool == ActiveTool_Angle) { angleMeasureTool->Disable(); activeTool = ActiveTool_None; } else { if (angleMeasureFirst) { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); OrthancStone::Extent2D extent; lock->GetController().GetScene().GetBoundingBox(extent); if (!extent.IsEmpty()) { OrthancStone::ScenePoint2D p1(1.0 * extent.GetX1() / 3.0 + 2.0 * extent.GetX2() / 3.0, 2.0 * extent.GetY1() / 3.0 + 2.0 * extent.GetY2() / 3.0); OrthancStone::ScenePoint2D p2(1.0 * extent.GetX1() / 2.0 + 1.0 * extent.GetX2() / 2.0, 1.0 * extent.GetY1() / 3.0 + 1.0 * extent.GetY2() / 3.0); OrthancStone::ScenePoint2D p3(2.0 * extent.GetX1() / 3.0 + 1.0 * extent.GetX2() / 3.0, 2.0 * extent.GetY1() / 3.0 + 2.0 * extent.GetY2() / 3.0); angleMeasureTool->SetSide1End(p1); angleMeasureTool->SetCenter(p2); angleMeasureTool->SetSide2End(p3); } angleMeasureFirst = false; } lineMeasureTool->Disable(); angleMeasureTool->Enable(); activeTool = ActiveTool_Angle; } #endif break; #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_p: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_PixelProbe); break; #endif #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_e: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_EllipseProbe); break; #endif #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 case SDLK_r: annotations.SetActiveTool(OrthancStone::AnnotationsSceneLayer::Tool_RectangleProbe); break; #endif default: break; } } else if (event.type == SDL_MOUSEBUTTONDOWN || event.type == SDL_MOUSEMOTION || event.type == SDL_MOUSEBUTTONUP) { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); if (lock->HasCompositor()) { OrthancStone::PointerEvent p; OrthancStoneHelpers::GetPointerEvent(p, lock->GetCompositor(), event, keyboardState, scancodeCount); switch (event.type) { case SDL_MOUSEBUTTONDOWN: { boost::shared_ptr<OrthancStone::IFlexiblePointerTracker> t; #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 if (p.GetMouseButton() == OrthancStone::MouseButton_Left) { t.reset(annotations.CreateTracker(p.GetMainPosition(), lock->GetController().GetScene())); } #else if (t.get() == NULL) { switch (activeTool) { case ActiveTool_Angle: t = angleMeasureTool->CreateEditionTracker(p); break; case ActiveTool_Line: t = lineMeasureTool->CreateEditionTracker(p); break; case ActiveTool_None: break; default: throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); } } #endif if (t.get() != NULL) { lock->GetController().AcquireActiveTracker(t); } else { lock->GetController().HandleMousePress(interactor, p, lock->GetCompositor().GetCanvasWidth(), lock->GetCompositor().GetCanvasHeight()); } lock->Invalidate(); break; } case SDL_MOUSEMOTION: #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 if (lock->GetController().HandleMouseMove(p)) { lock->Invalidate(); if (annotations.ClearHover()) { paint = true; } } else { if (annotations.SetMouseHover(p.GetMainPosition(), lock->GetController().GetScene())) { paint = true; } } #else if (lock->GetController().HandleMouseMove(p)) { lock->Invalidate(); paint = true; } #endif break; case SDL_MOUSEBUTTONUP: lock->GetController().HandleMouseRelease(p); lock->Invalidate(); break; default: throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); } } } } if (paint) { #if SAMPLE_USE_ANNOTATIONS_LAYER == 1 { std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); annotations.Render(lock->GetController().GetScene()); } #endif viewport->Paint(); } // Small delay to avoid using 100% of CPU SDL_Delay(1); } } context.StopOracle(); } } OrthancStone::SdlWindow::GlobalFinalize(); OrthancStone::StoneFinalize(); return 0; } catch (Orthanc::OrthancException& e) { LOG(ERROR) << "OrthancException: " << e.What(); return -1; } catch (OrthancStone::StoneException& e) { LOG(ERROR) << "StoneException: " << e.What(); return -1; } catch (std::runtime_error& e) { LOG(ERROR) << "Runtime error: " << e.what(); return -1; } catch (...) { LOG(ERROR) << "Native exception"; return -1; } }