Mercurial > hg > orthanc-stone
diff Framework/Radiography/RadiographyLayerCropTracker.cpp @ 415:c0589c3173fd
finished reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 13 Nov 2018 10:36:53 +0100 |
parents | |
children | b85f635f1eb5 b70e9be013e4 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Radiography/RadiographyLayerCropTracker.cpp Tue Nov 13 10:36:53 2018 +0100 @@ -0,0 +1,145 @@ +/** + * 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 "RadiographyLayerCropTracker.h" + +#include "RadiographySceneCommand.h" + +#include <Core/OrthancException.h> + +namespace OrthancStone +{ + class RadiographyLayerCropTracker::UndoRedoCommand : public RadiographySceneCommand + { + private: + unsigned int sourceCropX_; + unsigned int sourceCropY_; + unsigned int sourceCropWidth_; + unsigned int sourceCropHeight_; + unsigned int targetCropX_; + unsigned int targetCropY_; + unsigned int targetCropWidth_; + unsigned int targetCropHeight_; + + protected: + virtual void UndoInternal(RadiographyLayer& layer) const + { + layer.SetCrop(sourceCropX_, sourceCropY_, sourceCropWidth_, sourceCropHeight_); + } + + virtual void RedoInternal(RadiographyLayer& layer) const + { + layer.SetCrop(targetCropX_, targetCropY_, targetCropWidth_, targetCropHeight_); + } + + public: + UndoRedoCommand(const RadiographyLayerCropTracker& tracker) : + RadiographySceneCommand(tracker.accessor_), + sourceCropX_(tracker.cropX_), + sourceCropY_(tracker.cropY_), + sourceCropWidth_(tracker.cropWidth_), + sourceCropHeight_(tracker.cropHeight_) + { + tracker.accessor_.GetLayer().GetCrop(targetCropX_, targetCropY_, + targetCropWidth_, targetCropHeight_); + } + }; + + + RadiographyLayerCropTracker::RadiographyLayerCropTracker(UndoRedoStack& undoRedoStack, + RadiographyScene& scene, + const ViewportGeometry& view, + size_t layer, + double x, + double y, + Corner corner) : + undoRedoStack_(undoRedoStack), + accessor_(scene, layer), + corner_(corner) + { + if (accessor_.IsValid()) + { + accessor_.GetLayer().GetCrop(cropX_, cropY_, cropWidth_, cropHeight_); + } + } + + + void RadiographyLayerCropTracker::Render(CairoContext& context, + double zoom) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + + + void RadiographyLayerCropTracker::MouseUp() + { + if (accessor_.IsValid()) + { + undoRedoStack_.Add(new UndoRedoCommand(*this)); + } + } + + + void RadiographyLayerCropTracker::MouseMove(int displayX, + int displayY, + double sceneX, + double sceneY) + { + if (accessor_.IsValid()) + { + unsigned int x, y; + + RadiographyLayer& layer = accessor_.GetLayer(); + if (layer.GetPixel(x, y, sceneX, sceneY)) + { + unsigned int targetX, targetWidth; + + if (corner_ == Corner_TopLeft || + corner_ == Corner_BottomLeft) + { + targetX = std::min(x, cropX_ + cropWidth_); + targetWidth = cropX_ + cropWidth_ - targetX; + } + else + { + targetX = cropX_; + targetWidth = std::max(x, cropX_) - cropX_; + } + + unsigned int targetY, targetHeight; + + if (corner_ == Corner_TopLeft || + corner_ == Corner_TopRight) + { + targetY = std::min(y, cropY_ + cropHeight_); + targetHeight = cropY_ + cropHeight_ - targetY; + } + else + { + targetY = cropY_; + targetHeight = std::max(y, cropY_) - cropY_; + } + + layer.SetCrop(targetX, targetY, targetWidth, targetHeight); + } + } + } +}