/// <summary>
///Initialize a viewer
/// </summary>
/// <param name="theWnd">System.IntPtr that contains the window handle (HWND) of the control</param>
bool InitViewer()
{
myGraphicDriver() = new D3DHost_GraphicDriver();
myGraphicDriver()->ChangeOptions().buffersNoSwap = true;
//myGraphicDriver()->ChangeOptions().contextDebug = true;
TCollection_ExtendedString a3DName ("Visu3D");
myViewer() = new V3d_Viewer (myGraphicDriver(), a3DName.ToExtString(), "", 1000.0,
V3d_XposYnegZpos, Quantity_NOC_GRAY30,
V3d_ZBUFFER, V3d_GOURAUD, V3d_WAIT,
Standard_True, Standard_False);
myViewer()->SetDefaultLights();
myViewer()->SetLightOn();
myView() = myViewer()->CreateView();
static Handle(WNT_WClass) aWClass = new WNT_WClass ("OCC_Viewer", NULL, CS_OWNDC);
Handle(WNT_Window) aWNTWindow = new WNT_Window ("OCC_Viewer", aWClass, WS_POPUP, 64, 64, 64, 64);
aWNTWindow->SetVirtual (Standard_True);
myView()->SetWindow(aWNTWindow);
myAISContext() = new AIS_InteractiveContext (myViewer());
myAISContext()->UpdateCurrentViewer();
myView()->MustBeResized();
return true;
}
int testView(imbxUint32 frameNumber, std::string fileName)
{
cout << "testView begin" << endl;
string path = "C:\\Users\\maro\\Documents\\DicomFiles\\digest_article\\brain_001.dcm";
cout << "frame number = " << frameNumber << endl;
cout << "file name = " << fileName << endl;
ptr<stream> readStream(new stream);
readStream->openFile(fileName, std::ios::in);
//parse content of the file
ptr<streamReader> reader(new streamReader(readStream));
//create dataSet structure, that contains the dicom tags defined in the file
//Get a codec factory and let it use the right codec to create a dataset
//from the input stream
ptr<dataSet> testDataSet = codecs::codecFactory::getCodecFactory()->load(reader);
//read image
ptr<image> firstImage = testDataSet->getImage(frameNumber);
imbxUint32 width, height;
firstImage->getSize(&width, &height);
// Build the transforms chain
ptr<transforms::transformsChain> chain(new transforms::transformsChain);
//image should be processed by the modalityVOILUT
ptr<transforms::transform> modVOILUT(new transforms::modalityVOILUT(testDataSet));
chain->addTransform(modVOILUT);
ptr<image> convertedImage(modVOILUT->allocateOutputImage(firstImage, width, height));
//modVOILUT->runTransform(firstImage, 0, 0, width, height, convertedImage, 0, 0);
//sometimes further processing may be required for presentation on the screen
//voilut is used for converting pixel values
ptr<transforms::VOILUT> myVoiLut(new transforms::VOILUT(testDataSet));
//Apply the first VOI or LUT
imbxUint32 lutId = myVoiLut->getVOILUTId(0);
myVoiLut->setVOILUT(lutId);
//prepare image for presentation
ptr<image> presentationImage(myVoiLut->allocateOutputImage(convertedImage, width, height));
myVoiLut->runTransform(convertedImage, 0, 0, width, height, presentationImage, 0, 0);
//chain->addTransform(myVoiLut);
//====================================================================================================View Test
imbxInt32 iheight = height;
imbxInt32 iwidth = width;
myView myViewer(1, false);
myViewer.setImage(convertedImage, chain);
drawBitmap testBitmap(convertedImage, chain);
//ptr<unsigned> bitMapMemory = NULL;
//double * pointerToBitmap = reinterpret_cast <double*>( testBitmap.getBitmap<drawBitmapBGRA, 1 >(iheight, iwidth, (imbxInt32)0, (imbxInt32)0, iheight, iwidth, NULL));
//myViewer.draw()
//viev is an abstract class
//====================================================================================================View Test
cout << "testView end" << endl;
return 0;
}