Mercurial > hg > orthanc-stone
diff Framework/Radiography/RadiographyLayerMoveTracker.cpp @ 414:f7616c010056
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Mon, 12 Nov 2018 18:00:48 +0100 |
parents | |
children | b85f635f1eb5 b70e9be013e4 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Radiography/RadiographyLayerMoveTracker.cpp Mon Nov 12 18:00:48 2018 +0100 @@ -0,0 +1,124 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2018 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 "RadiographyLayerMoveTracker.h" + +#include "RadiographySceneCommand.h" + +#include <Core/OrthancException.h> + +namespace OrthancStone +{ + class RadiographyLayerMoveTracker::UndoRedoCommand : public RadiographySceneCommand + { + private: + double sourceX_; + double sourceY_; + double targetX_; + double targetY_; + + protected: + virtual void UndoInternal(RadiographyLayer& layer) const + { + layer.SetPan(sourceX_, sourceY_); + } + + virtual void RedoInternal(RadiographyLayer& layer) const + { + layer.SetPan(targetX_, targetY_); + } + + public: + UndoRedoCommand(const RadiographyLayerMoveTracker& tracker) : + RadiographySceneCommand(tracker.accessor_), + sourceX_(tracker.panX_), + sourceY_(tracker.panY_), + targetX_(tracker.accessor_.GetLayer().GetPanX()), + targetY_(tracker.accessor_.GetLayer().GetPanY()) + { + } + }; + + + RadiographyLayerMoveTracker::RadiographyLayerMoveTracker(UndoRedoStack& undoRedoStack, + RadiographyScene& scene, + size_t layer, + double x, + double y, + bool oneAxis) : + undoRedoStack_(undoRedoStack), + accessor_(scene, layer), + clickX_(x), + clickY_(y), + oneAxis_(oneAxis) + { + if (accessor_.IsValid()) + { + panX_ = accessor_.GetLayer().GetPanX(); + panY_ = accessor_.GetLayer().GetPanY(); + } + } + + + void RadiographyLayerMoveTracker::Render(CairoContext& context, + double zoom) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + + + void RadiographyLayerMoveTracker::MouseUp() + { + if (accessor_.IsValid()) + { + undoRedoStack_.Add(new UndoRedoCommand(*this)); + } + } + + + void RadiographyLayerMoveTracker::MouseMove(int displayX, + int displayY, + double sceneX, + double sceneY) + { + if (accessor_.IsValid()) + { + double dx = sceneX - clickX_; + double dy = sceneY - clickY_; + + if (oneAxis_) + { + if (fabs(dx) > fabs(dy)) + { + accessor_.GetLayer().SetPan(dx + panX_, panY_); + } + else + { + accessor_.GetLayer().SetPan(panX_, dy + panY_); + } + } + else + { + accessor_.GetLayer().SetPan(dx + panX_, dy + panY_); + } + } + } +}