Mercurial > hg > orthanc-stone
diff Samples/Sdl/TrackerSampleApp.h @ 644:f939f449482c
Ongoing tracker work.
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Fri, 10 May 2019 16:15:55 +0200 |
parents | |
children | 462a5074f914 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Samples/Sdl/TrackerSampleApp.h Fri May 10 16:15:55 2019 +0200 @@ -0,0 +1,136 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2019 Osimis S.A., 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/>. + **/ + +#include <Framework/Scene2D/OpenGLCompositor.h> + +#include "../Common/IFlexiblePointerTracker.h" +#include "../Common/MeasureTools.h" + +#include <SDL.h> + +#include <boost/make_shared.hpp> +#include <boost/shared_ptr.hpp> + +namespace OrthancStone +{ + class TrackerCommand; + typedef boost::shared_ptr<TrackerCommand> TrackerCommandPtr; + + enum GuiTool + { + GuiTool_Rotate = 0, + GuiTool_Pan, + GuiTool_Zoom, + GuiTool_LineMeasure, + GuiTool_CircleMeasure, + GuiTool_AngleMeasure, + GuiTool_EllipseMeasure, + GuiTool_LAST + }; + + const char* MeasureToolToString(size_t i); + + static const unsigned int FONT_SIZE = 32; + + class Scene2D; + + class TrackerSampleApp + { + public: + // 12 because. + TrackerSampleApp() : currentTool_(GuiTool_Rotate) + { + TEXTURE_2x2_1_ZINDEX = 1; + TEXTURE_1x1_ZINDEX = 2; + TEXTURE_2x2_2_ZINDEX = 3; + LINESET_1_ZINDEX = 4; + LINESET_2_ZINDEX = 5; + INFOTEXT_LAYER_ZINDEX = 6; + } + void PrepareScene(); + + void DisableTracker(); + + Scene2D& GetScene(); + + void HandleApplicationEvent( + const OpenGLCompositor& compositor, + const SDL_Event& event); + + private: + void SelectNextTool(); + + + FlexiblePointerTrackerPtr TrackerHitTest(const PointerEvent& e); + + FlexiblePointerTrackerPtr CreateSuitableTracker( + const SDL_Event& event, + const PointerEvent& e, + const OpenGLCompositor& compositor); + + void TakeScreenshot( + const std::string& target, + unsigned int canvasWidth, + unsigned int canvasHeight); + + /** + This adds the command at the top of the undo stack + */ + void Commit(TrackerCommandPtr cmd); + void Undo(); + void Redo(); + + private: + void DisplayInfoText(const PointerEvent& e); + void HideInfoText(); + + private: + /** + WARNING: the measuring tools do store a reference to the scene, and it + paramount that the scene gets destroyed AFTER the measurement tools. + */ + Scene2D scene_; + + FlexiblePointerTrackerPtr activeTracker_; + std::vector<TrackerCommandPtr> undoStack_; + + // we store the measure tools here so that they don't get deleted + std::vector<MeasureToolPtr> measureTools_; + + //static const int LAYER_POSITION = 150; +#if 0 + int TEXTURE_2x2_1_ZINDEX = 12; + int TEXTURE_1x1_ZINDEX = 13; + int TEXTURE_2x2_2_ZINDEX = 14; + int LINESET_1_ZINDEX = 50; + int LINESET_2_ZINDEX = 100; + int INFOTEXT_LAYER_ZINDEX = 150; +#else + int TEXTURE_2x2_1_ZINDEX; + int TEXTURE_1x1_ZINDEX; + int TEXTURE_2x2_2_ZINDEX; + int LINESET_1_ZINDEX; + int LINESET_2_ZINDEX; + int INFOTEXT_LAYER_ZINDEX; +#endif + GuiTool currentTool_; + }; + +}