Mercurial > hg > orthanc-stone
diff Framework/Scene2DViewport/MeasureTools.h @ 698:8b6adfb62a2f refactor-viewport-controller
Code is broken -- stashing ongoing work in a branch
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Wed, 15 May 2019 16:56:17 +0200 |
parents | |
children | 059e1fd05fd6 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Scene2DViewport/MeasureTools.h Wed May 15 16:56:17 2019 +0200 @@ -0,0 +1,88 @@ +/** + * 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/>. + **/ + +#pragma once + +#include <Framework/Scene2DViewport/PointerTypes.h> + +#include <Framework/Scene2D/Scene2D.h> +#include <Framework/Scene2D/ScenePoint2D.h> +#include <Framework/Scene2D/PolylineSceneLayer.h> +#include <Framework/Scene2D/TextSceneLayer.h> + +#include <boost/shared_ptr.hpp> +#include <boost/weak_ptr.hpp> + +#include <vector> +#include <cmath> + +namespace OrthancStone +{ + class MeasureTool : public IObserver + { + public: + virtual ~MeasureTool(); + + /** + Enabled tools are rendered in the scene. + */ + void Enable(); + + /** + Disabled tools are not rendered in the scene. This is useful to be able + to use them as their own memento in command stacks (when a measure tool + creation command has been undone, the measure remains alive in the + command object but is disabled so that it can be redone later on easily) + */ + void Disable(); + + /** + This method is called when the scene transform changes. It allows to + recompute the visual elements whose content depend upon the scene transform + */ + void OnSceneTransformChanged(const Scene2D::SceneTransformChanged& message); + + protected: + MeasureTool(MessageBroker& broker, Scene2DWPtr sceneW); + + /** + This is the meat of the tool: this method must [create (if needed) and] + update the layers and their data according to the measure tool kind and + current state. This is repeatedly called during user interaction + */ + virtual void RefreshScene() = 0; + + Scene2DPtr GetScene(); + + /** + enabled_ is not accessible by subclasses because there is a state machine + that we do not wanna mess with + */ + bool IsEnabled() const; + + private: + Scene2DWPtr scene_; + bool enabled_; + }; +} + + +extern void TrackerSample_SetInfoDisplayMessage( + std::string key, std::string value);