Mercurial > hg > orthanc-stone
diff OrthancStone/Sources/Deprecated/Radiography/RadiographyLayerRotateTracker.cpp @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Deprecated/Radiography/RadiographyLayerRotateTracker.cpp@30deba7bc8e2 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Sources/Deprecated/Radiography/RadiographyLayerRotateTracker.cpp Tue Jul 07 16:21:02 2020 +0200 @@ -0,0 +1,156 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 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 "RadiographyLayerRotateTracker.h" + +#include "RadiographySceneCommand.h" + +#include <OrthancException.h> + +#include <boost/math/constants/constants.hpp> +#include <boost/math/special_functions/round.hpp> + +namespace OrthancStone +{ + class RadiographyLayerRotateTracker::UndoRedoCommand : public RadiographySceneCommand + { + private: + double sourceAngle_; + double targetAngle_; + + static int ToDegrees(double angle) + { + return boost::math::iround(angle * 180.0 / boost::math::constants::pi<double>()); + } + + protected: + virtual void UndoInternal(RadiographyLayer& layer) const + { + LOG(INFO) << "Undo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; + layer.SetAngle(sourceAngle_); + } + + virtual void RedoInternal(RadiographyLayer& layer) const + { + LOG(INFO) << "Redo - Set angle to " << ToDegrees(sourceAngle_) << " degrees"; + layer.SetAngle(targetAngle_); + } + + public: + UndoRedoCommand(const RadiographyLayerRotateTracker& tracker) : + RadiographySceneCommand(tracker.accessor_), + sourceAngle_(tracker.originalAngle_), + targetAngle_(tracker.accessor_.GetLayer().GetGeometry().GetAngle()) + { + } + }; + + + bool RadiographyLayerRotateTracker::ComputeAngle(double& angle /* out */, + double sceneX, + double sceneY) const + { + Vector u; + LinearAlgebra::AssignVector(u, sceneX - centerX_, sceneY - centerY_); + + double nu = boost::numeric::ublas::norm_2(u); + + if (!LinearAlgebra::IsCloseToZero(nu)) + { + u /= nu; + angle = atan2(u[1], u[0]); + return true; + } + else + { + return false; + } + } + + + RadiographyLayerRotateTracker::RadiographyLayerRotateTracker(UndoRedoStack& undoRedoStack, + RadiographyScene& scene, + const Deprecated::ViewportGeometry& view, + size_t layer, + double x, + double y, + bool roundAngles) : + undoRedoStack_(undoRedoStack), + accessor_(scene, layer), + roundAngles_(roundAngles) + { + if (accessor_.IsValid()) + { + accessor_.GetLayer().GetCenter(centerX_, centerY_); + originalAngle_ = accessor_.GetLayer().GetGeometry().GetAngle(); + + double sceneX, sceneY; + view.MapDisplayToScene(sceneX, sceneY, x, y); + + if (!ComputeAngle(clickAngle_, x, y)) + { + accessor_.Invalidate(); + } + } + } + + + void RadiographyLayerRotateTracker::Render(CairoContext& context, + double zoom) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + + + void RadiographyLayerRotateTracker::MouseUp() + { + if (accessor_.IsValid()) + { + undoRedoStack_.Add(new UndoRedoCommand(*this)); + } + } + + + void RadiographyLayerRotateTracker::MouseMove(int displayX, + int displayY, + double sceneX, + double sceneY, + const std::vector<Deprecated::Touch>& displayTouches, + const std::vector<Deprecated::Touch>& sceneTouches) + { + static const double ROUND_ANGLE = 15.0 / 180.0 * boost::math::constants::pi<double>(); + + double angle; + + if (accessor_.IsValid() && + ComputeAngle(angle, sceneX, sceneY)) + { + angle = angle - clickAngle_ + originalAngle_; + + if (roundAngles_) + { + angle = boost::math::round<double>((angle / ROUND_ANGLE) * ROUND_ANGLE); + } + + accessor_.GetLayer().SetAngle(angle); + } + } +}