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/**
* Orthanc - A Lightweight, RESTful DICOM Store
* Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege,
* Belgium
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
**/
#include "OrthancContext.h"
#include <stdexcept>
void OrthancContext::Check()
{
if (context_ == NULL)
{
throw std::runtime_error("The Orthanc plugin context is not initialized");
}
}
OrthancContext& OrthancContext::GetInstance()
{
static OrthancContext instance;
return instance;
}
void OrthancContext::ExtractGetArguments(Arguments& arguments,
const OrthancPluginHttpRequest& request)
{
Check();
arguments.clear();
for (uint32_t i = 0; i < request.getCount; i++)
{
arguments[request.getKeys[i]] = request.getValues[i];
}
}
void OrthancContext::LogError(const std::string& s)
{
Check();
OrthancPluginLogError(context_, s.c_str());
}
void OrthancContext::LogWarning(const std::string& s)
{
Check();
OrthancPluginLogWarning(context_, s.c_str());
}
void OrthancContext::LogInfo(const std::string& s)
{
Check();
OrthancPluginLogInfo(context_, s.c_str());
}
void OrthancContext::Register(const std::string& uri,
OrthancPluginRestCallback callback)
{
Check();
OrthancPluginRegisterRestCallback(context_, uri.c_str(), callback);
}
void OrthancContext::GetDicomForInstance(std::string& result,
const std::string& instanceId)
{
Check();
OrthancPluginMemoryBuffer buffer;
if (OrthancPluginGetDicomForInstance(context_, &buffer, instanceId.c_str()))
{
throw std::runtime_error("No DICOM instance with Orthanc ID: " + instanceId);
}
if (buffer.size == 0)
{
result.clear();
}
else
{
result.assign(reinterpret_cast<char*>(buffer.data), buffer.size);
}
OrthancPluginFreeMemoryBuffer(context_, &buffer);
}
void OrthancContext::CompressAndAnswerPngImage(OrthancPluginRestOutput* output,
const Orthanc::ImageAccessor& accessor)
{
Check();
OrthancPluginPixelFormat format;
switch (accessor.GetFormat())
{
case Orthanc::PixelFormat_Grayscale8:
format = OrthancPluginPixelFormat_Grayscale8;
break;
case Orthanc::PixelFormat_Grayscale16:
format = OrthancPluginPixelFormat_Grayscale16;
break;
case Orthanc::PixelFormat_SignedGrayscale16:
format = OrthancPluginPixelFormat_SignedGrayscale16;
break;
case Orthanc::PixelFormat_RGB24:
format = OrthancPluginPixelFormat_RGB24;
break;
case Orthanc::PixelFormat_RGBA32:
format = OrthancPluginPixelFormat_RGBA32;
break;
default:
throw std::runtime_error("Unsupported pixel format");
}
OrthancPluginCompressAndAnswerPngImage(context_, output, format, accessor.GetWidth(),
accessor.GetHeight(), accessor.GetPitch(), accessor.GetConstBuffer());
}
void OrthancContext::Redirect(OrthancPluginRestOutput* output,
const std::string& s)
{
Check();
OrthancPluginRedirect(context_, output, s.c_str());
}
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