Mercurial > hg > orthanc-stone
diff Framework/Radiography/RadiographySceneReader.cpp @ 430:b85f635f1eb5 am-vsol-upgrade
added serialization for RadiographyScene
author | am@osimis.io |
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date | Thu, 29 Nov 2018 15:11:19 +0100 |
parents | |
children | 8f7220433b59 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Radiography/RadiographySceneReader.cpp Thu Nov 29 15:11:19 2018 +0100 @@ -0,0 +1,112 @@ +/** + * 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 "RadiographySceneReader.h" + +#include <Core/Images/FontRegistry.h> +#include <Core/Images/PngReader.h> +#include <Core/OrthancException.h> +#include <Core/Toolbox.h> + +namespace OrthancStone +{ + void RadiographySceneReader::Read(const Json::Value& input) + { + unsigned int version = input["version"].asUInt(); + + if (version != 1) + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + + for(size_t layerIndex = 0; layerIndex < input["layers"].size(); layerIndex++) + { + const Json::Value& jsonLayer = input["layers"][(int)layerIndex]; + RadiographyLayer::Geometry geometry; + + if (jsonLayer["type"].asString() == "dicom") + { + ReadLayerGeometry(geometry, jsonLayer); + scene_.LoadDicomFrame(orthancApiClient_, jsonLayer["instanceId"].asString(), jsonLayer["frame"].asUInt(), true, &geometry); + } + else if (jsonLayer["type"].asString() == "text") + { + if (fontRegistry_ == NULL || fontRegistry_->GetSize() == 0) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); // you must provide a FontRegistry if you need to re-create text layers. + } + + ReadLayerGeometry(geometry, jsonLayer); + const Orthanc::Font* font = fontRegistry_->FindFont(jsonLayer["fontName"].asString()); + if (font == NULL) // if not found, take the first font in the registry + { + font = &(fontRegistry_->GetFont(0)); + } + scene_.LoadText(*font, jsonLayer["text"].asString(), &geometry); + } + else if (jsonLayer["type"].asString() == "alpha") + { + ReadLayerGeometry(geometry, jsonLayer); + + const std::string& pngContentBase64 = jsonLayer["content"].asString(); + std::string pngContent; + std::string mimeType; + Orthanc::Toolbox::DecodeDataUriScheme(mimeType, pngContent, pngContentBase64); + + std::auto_ptr<Orthanc::ImageAccessor> image; + if (mimeType == "image/png") + { + image.reset(new Orthanc::PngReader()); + dynamic_cast<Orthanc::PngReader*>(image.get())->ReadFromMemory(pngContent); + } + else + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + + RadiographyAlphaLayer& layer = dynamic_cast<RadiographyAlphaLayer&>(scene_.LoadAlphaBitmap(image.release(), &geometry)); + + if (!jsonLayer["isUsingWindowing"].asBool()) + { + layer.SetForegroundValue((float)(jsonLayer["foreground"].asDouble())); + } + } + else + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + } + } + + void RadiographySceneReader::ReadLayerGeometry(RadiographyLayer::Geometry& geometry, const Json::Value& jsonLayer) + { + {// crop + unsigned int x, y, width, height; + if (jsonLayer["crop"]["hasCrop"].asBool()) + { + x = jsonLayer["crop"]["x"].asUInt(); + y = jsonLayer["crop"]["y"].asUInt(); + width = jsonLayer["crop"]["width"].asUInt(); + height = jsonLayer["crop"]["height"].asUInt(); + geometry.SetCrop(x, y, width, height); + } + } + + geometry.SetAngle(jsonLayer["angle"].asDouble()); + geometry.SetResizeable(jsonLayer["isResizable"].asBool()); + geometry.SetPan(jsonLayer["pan"]["x"].asDouble(), jsonLayer["pan"]["y"].asDouble()); + geometry.SetPixelSpacing(jsonLayer["pixelSpacing"]["x"].asDouble(), jsonLayer["pixelSpacing"]["y"].asDouble()); + } +}