Mercurial > hg > orthanc-stone
diff Framework/Layers/SiblingSliceLocationFactory.cpp @ 0:351ab0da0150
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 14 Oct 2016 15:34:11 +0200 |
parents | |
children | 7207a407bcd8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Layers/SiblingSliceLocationFactory.cpp Fri Oct 14 15:34:11 2016 +0200 @@ -0,0 +1,159 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * In addition, as a special exception, the copyright holders of this + * program give permission to link the code of its release with the + * OpenSSL project's "OpenSSL" library (or with modified versions of it + * that use the same license as the "OpenSSL" library), and distribute + * the linked executables. You must obey the GNU General Public License + * in all respects for all of the code used other than "OpenSSL". If you + * modify file(s) with this exception, you may extend this exception to + * your version of the file(s), but you are not obligated to do so. If + * you do not wish to do so, delete this exception statement from your + * version. If you delete this exception statement from all source files + * in the program, then also delete it here. + * + * 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "SiblingSliceLocationFactory.h" + +#include "LineLayerRenderer.h" + +namespace OrthancStone +{ + SiblingSliceLocationFactory::SiblingSliceLocationFactory(LayeredSceneWidget& owner, + LayeredSceneWidget& sibling) : + owner_(owner), + sibling_(sibling), + hasLayerIndex_(false) + { + style_.SetColor(0, 255, 0); + slice_ = sibling.GetSlice(); + sibling_.Register(*this); + } + + + void SiblingSliceLocationFactory::NotifySliceChange(const LayeredSceneWidget& source, + const SliceGeometry& slice) + { + if (&source == &sibling_) + { + SetSlice(slice); + } + } + + + void SiblingSliceLocationFactory::SetLayerIndex(size_t layerIndex) + { + boost::mutex::scoped_lock lock(mutex_); + hasLayerIndex_ = true; + layerIndex_ = layerIndex; + } + + + void SiblingSliceLocationFactory::SetStyle(const RenderStyle& style) + { + boost::mutex::scoped_lock lock(mutex_); + style_ = style; + } + + + RenderStyle SiblingSliceLocationFactory::GetRenderStyle() + { + boost::mutex::scoped_lock lock(mutex_); + return style_; + } + + + void SiblingSliceLocationFactory::SetSlice(const SliceGeometry& slice) + { + boost::mutex::scoped_lock lock(mutex_); + slice_ = slice; + + if (hasLayerIndex_) + { + owner_.InvalidateLayer(layerIndex_); + } + } + + + ILayerRenderer* SiblingSliceLocationFactory::CreateLayerRenderer(const SliceGeometry& viewportSlice) + { + Vector p, d; + RenderStyle style; + + { + boost::mutex::scoped_lock lock(mutex_); + + style = style_; + + // Compute the line of intersection between the two slices + if (!GeometryToolbox::IntersectTwoPlanes(p, d, + slice_.GetOrigin(), slice_.GetNormal(), + viewportSlice.GetOrigin(), viewportSlice.GetNormal())) + { + // The two slice are parallel, don't try and display the intersection + return NULL; + } + } + + double x1, y1, x2, y2; + viewportSlice.ProjectPoint(x1, y1, p); + viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); + + double sx1, sy1, sx2, sy2; + owner_.GetView().GetSceneExtent(sx1, sy1, sx2, sy2); + + if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, + x1, y1, x2, y2, + sx1, sy1, sx2, sy2)) + { + std::auto_ptr<ILayerRenderer> layer(new LineLayerRenderer(x1, y1, x2, y2)); + layer->SetLayerStyle(style); + return layer.release(); + } + else + { + // Parallel slices + return NULL; + } + } + + + ISliceableVolume& SiblingSliceLocationFactory::GetSourceVolume() const + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + + + void SiblingSliceLocationFactory::Configure(LayeredSceneWidget& a, + LayeredSceneWidget& b) + { + { + size_t layerIndex; + ILayerRendererFactory& factory = a.AddLayer(layerIndex, new SiblingSliceLocationFactory(a, b)); + dynamic_cast<SiblingSliceLocationFactory&>(factory).SetLayerIndex(layerIndex); + } + + { + size_t layerIndex; + ILayerRendererFactory& factory = b.AddLayer(layerIndex, new SiblingSliceLocationFactory(b, a)); + dynamic_cast<SiblingSliceLocationFactory&>(factory).SetLayerIndex(layerIndex); + } + } +}