public Bitmap CreateStackIcon(IImageSet imageSet)
{
Platform.CheckForNullReference(imageSet, "imageSet");
IPresentationImage image = GetMiddlePresentationImage(imageSet);
return(GetStackIcon(delegate(int width, int height) { return image.DrawToBitmap(width, height); }));
}
private static Bitmap DrawToIcon(IPresentationImage image, int width, int height)
{
//We just hide the text overlay and application graphics because it creates ugly icons.
var textOverlayHider = new TextOverlayVisibilityHelper(image);
var applicationGraphicsHider = GraphicsVisibilityHelper.CreateForApplicationGraphics(image);
textOverlayHider.Hide();
applicationGraphicsHider.HideAll();
try
{
return(image.DrawToBitmap(width, height));
}
catch (Exception ex)
{
// rendering the error text to a 100x100 icon is useless, so we'll just paint a placeholder error icon and log the icon error
Platform.Log(LogLevel.Warn, ex, "Failed to render icon with dimensions {0}x{1}", width, height);
var bitmap = new Bitmap(width, height);
using (var graphics = System.Drawing.Graphics.FromImage(bitmap))
{
graphics.FillRectangle(Brushes.Black, 0, 0, width, height);
graphics.DrawLine(Pens.WhiteSmoke, 0, 0, width, height);
graphics.DrawLine(Pens.WhiteSmoke, 0, height, width, 0);
}
return(bitmap);
}
finally
{
textOverlayHider.Restore();
applicationGraphicsHider.RestoreAll();
}
}
private static Bitmap DrawToFilmSizeBitmap(Size destSize, IPresentationImage image, double tileRatio, bool withAnnotation)
{
HideAnnotation(image);
Bitmap bitmap = image.DrawToBitmap(destSize.Width, destSize.Height);
Size size = CalculateSize(destSize, tileRatio);
if ((size.Width & 1) == 1)
{
size.Width++;
}
Rectangle destination = new Rectangle(0, 0, size.Width, size.Height);
Bitmap bitmap2 = new Bitmap(size.Width, size.Height);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bitmap2);
if (size.Height > destSize.Height)
{
g.DrawImage(bitmap, 0, (size.Height - destSize.Height) / 2);
}
else
{
g.DrawImage(bitmap, (size.Width - destSize.Width) / 2, 0);
}
ShowAnnotation(image);
if (withAnnotation)
{
DrawTextOverlay(g, destination, image);
}
g.Dispose();
return(bitmap2);
}
public Bitmap GetBitmap(int n)
{
IPresentationImage presentationImage =
PresentationImageFactory.Create(ImageSop.Frames[n]);
int width = imageSop.Frames[n].Columns;
int height = imageSop.Frames[n].Rows;
return(presentationImage.DrawToBitmap(width, height));
}
public static Bitmap CreatePresentationImageIcon(IPresentationImage image, double tileRatio)
{
ISpatialTransformProvider provider = image as ISpatialTransformProvider;
if (provider == null)
{
throw new Exception(SR.ConvertTransformProviderFailed);
}
ImageSpatialTransform spatialTransform = provider.SpatialTransform as ImageSpatialTransform;
object memento = spatialTransform.CreateMemento();
Size size = CalculateSize(image.ClientRectangle.Size, tileRatio);
Bitmap bitmap = new Bitmap(image.DrawToBitmap(size.Width, size.Height), _iconWidth, Convert.ToInt32((float)(_iconWidth * Convert.ToSingle(tileRatio))));
spatialTransform.SetMemento(memento);
return(bitmap);
}
private static void IdentifyPresentationImageFrames(IPresentationImage image, out int imageFrameNumber, out int?overlayFrameNumber)
{
var overlayColor = Color.Red;
var imageColor = Color.White;
// force the overlays to show in our chosen colour
PresentationState.DicomDefault.Deserialize(image);
var dps = DicomGraphicsPlane.GetDicomGraphicsPlane((IDicomPresentationImage)image, true);
foreach (var overlay in dps.ImageOverlays)
{
overlay.Color = overlayColor;
}
var sopProvider = (IImageSopProvider)image;
using (var dump = image.DrawToBitmap(sopProvider.Frame.Columns, sopProvider.Frame.Rows))
{
// identify the frame number encoded in the image
imageFrameNumber = 0;
imageFrameNumber += AreEqual(Sample(dump, 95, 205, 8, 8), imageColor) ? 0x10 : 0;
imageFrameNumber += AreEqual(Sample(dump, 113, 205, 8, 8), imageColor) ? 0x08 : 0;
imageFrameNumber += AreEqual(Sample(dump, 130, 205, 8, 8), imageColor) ? 0x04 : 0;
imageFrameNumber += AreEqual(Sample(dump, 148, 205, 8, 8), imageColor) ? 0x02 : 0;
imageFrameNumber += AreEqual(Sample(dump, 166, 205, 8, 8), imageColor) ? 0x01 : 0;
// check if overlay positioning blocks are in the right place
if (!AreEqual(Sample(dump, 187, 73, 8, 8), overlayColor) || !AreEqual(Sample(dump, 74, 182, 8, 8), overlayColor))
{
overlayFrameNumber = null;
return;
}
// identify the frame number encoded in the overlay
overlayFrameNumber = 0;
overlayFrameNumber += AreEqual(Sample(dump, 95, 182, 8, 8), overlayColor) ? 0x10 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 113, 182, 8, 8), overlayColor) ? 0x08 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 130, 182, 8, 8), overlayColor) ? 0x04 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 148, 182, 8, 8), overlayColor) ? 0x02 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 166, 182, 8, 8), overlayColor) ? 0x01 : 0;
}
}
protected void RunAngleTest(ImageKey key, float expectedAngle, string dumpFilename, params Angle[] shapes)
{
ProtractorAngleCalculator analyzer = new ProtractorAngleCalculator();
Trace.WriteLine(string.Format("Using {0} for test case {1}", key, dumpFilename), "UNIT_TESTS");
using (IPresentationImage image = GetImage(key))
{
IImageSopProvider sopProvider = (IImageSopProvider)image;
DicomAttribute attribute;
if (sopProvider.Sop.DataSource.TryGetAttribute(DicomTags.PixelAspectRatio, out attribute))
{
Trace.WriteLine("PixelAspectRatio (0028,0034) PRESENT", "UNIT_TESTS");
}
if (!sopProvider.Frame.PixelSpacing.IsNull)
{
Trace.WriteLine("PixelSpacing (0028,0030) or equivalent PRESENT", "UNIT_TESTS");
}
try
{
foreach (Angle shapeData in shapes)
{
Roi roi = CreateRoiFromGraphic((IOverlayGraphicsProvider)image, shapeData);
var actualResult = analyzer.Analyze(roi, RoiAnalysisMode.Normal);
float actualAngle = float.Parse(RegexAngleMeasurement.Match(actualResult.SerializedAsString()).Groups[1].Value, CultureInfo.InvariantCulture);
Trace.WriteLine(String.Format("Actual: {0} degrees, Expected: {1} degrees", actualAngle, expectedAngle));
Assert.AreEqual(expectedAngle, actualAngle, 0.5f, "Testing Angle {0}", shapeData); // allow half degree tolerance
}
}
finally
{
if (DumpMeasuredImages && !string.IsNullOrEmpty(dumpFilename))
{
using (Bitmap bmp = image.DrawToBitmap(256, 256))
{
bmp.Save(string.Format("{1}-{0}.bmp", key, dumpFilename), ImageFormat.Bmp);
}
}
}
}
}
private static Bitmap ImageDrawToBitmap(IPresentationImage presentationImage, int width, int height, float dpi)
{
if (!(presentationImage is PresentationImage))
{
return(presentationImage.DrawToBitmap(width, height));
}
var image = (PresentationImage)presentationImage;
var bmp = new Bitmap(width, height);
var graphics = System.Drawing.Graphics.FromImage(bmp);
var contextId = graphics.GetHdc();
try
{
using (var surface = image.ImageRenderer.GetRenderingSurface(IntPtr.Zero, bmp.Width, bmp.Height))
{
surface.ContextID = contextId;
surface.ClipRectangle = new Rectangle(0, 0, bmp.Width, bmp.Height);
var drawArgs = new DrawArgs(surface, null, DrawMode.Render)
{
Dpi = dpi, Tag = bmp
};
image.Draw(drawArgs);
drawArgs = new DrawArgs(surface, null, DrawMode.Refresh)
{
Dpi = dpi, Tag = bmp
};
image.Draw(drawArgs);
}
}
finally
{
graphics.ReleaseHdc(contextId);
graphics.Dispose();
}
return(bmp);
}
public DicomElement(string filePath)
{
this.FilePath = filePath;
DicomFile = new DicomFile(filePath);
DicomFile.Load();
ImageSop = new ClearCanvas.ImageViewer.StudyManagement.LocalImageSop(filePath);
PresentationImage =
PresentationImageFactory.Create(ImageSop.Frames[1]);
int width = ImageSop.Frames[1].Columns;
int height = ImageSop.Frames[1].Rows;
this.Bitmap = PresentationImage.DrawToBitmap(width, height);
if (DicomFile.DataSet[DicomTags.InstanceNumber] == null)
{
throw new Exception("Tag 'Instance Number' not found!");
}
this.InstanceNumber = DicomFile.DataSet[DicomTags.InstanceNumber].GetInt32(0, 1);
}
private static Bitmap DrawLutFrame(Frame f, double ww, double wc)
{
IPresentationImage pres = PresentationImageFactory.Create(f);
IVoiLutProvider provider = ((IVoiLutProvider)pres);
IVoiLutManager manager = provider.VoiLutManager;
var linearLut = manager.VoiLut as IVoiLutLinear;
if (linearLut != null)
{
var standardLut = linearLut as IBasicVoiLutLinear;
if (standardLut == null)
{
var installLut = new BasicVoiLutLinear(ww, wc);
manager.InstallVoiLut(installLut);
}
else
{
standardLut.WindowWidth = ww;
standardLut.WindowCenter = wc;
}
provider.Draw();
}
try
{
var bmp = pres.DrawToBitmap(f.Columns, f.Rows);
if (f.Columns == f.Rows)
{
if (f.Columns < 512)
{
bmp = ResizeBitmap(bmp, 512, 512);
}
}
return(bmp);
}
catch { return(null); }
}
protected static Bitmap DrawToBitmap(IPresentationImage presentationImage)
{
var imageGraphicProvider = (IImageGraphicProvider)presentationImage;
var annotationLayoutProvider = presentationImage as IAnnotationLayoutProvider;
var annotationLayoutVisible = true;
if (annotationLayoutProvider != null)
{
annotationLayoutVisible = annotationLayoutProvider.AnnotationLayout.Visible;
annotationLayoutProvider.AnnotationLayout.Visible = false;
}
try
{
return(presentationImage.DrawToBitmap(imageGraphicProvider.ImageGraphic.Columns, imageGraphicProvider.ImageGraphic.Rows));
}
finally
{
if (annotationLayoutProvider != null)
{
annotationLayoutProvider.AnnotationLayout.Visible = annotationLayoutVisible;
}
}
}
private static Bitmap ImageDrawToBitmap(IPresentationImage presentationImage, int width, int height, float dpi)
{
if (!(presentationImage is PresentationImage))
return presentationImage.DrawToBitmap(width, height);
var image = (PresentationImage) presentationImage;
var bmp = new Bitmap(width, height);
var graphics = System.Drawing.Graphics.FromImage(bmp);
var contextId = graphics.GetHdc();
try
{
using (var surface = image.ImageRenderer.CreateRenderingSurface(IntPtr.Zero, bmp.Width, bmp.Height, RenderingSurfaceType.Offscreen))
{
surface.ContextID = contextId;
surface.ClipRectangle = new Rectangle(0, 0, bmp.Width, bmp.Height);
var drawArgs = new DrawArgs(surface, null, DrawMode.Render) {Dpi = dpi, Tag = bmp};
image.Draw(drawArgs);
drawArgs = new DrawArgs(surface, null, DrawMode.Refresh) { Dpi = dpi, Tag = bmp};
image.Draw(drawArgs);
}
}
finally
{
graphics.ReleaseHdc(contextId);
graphics.Dispose();
}
return bmp;
}
public static Bitmap CreatePresentationImagePrintData(IPresentationImage image, double tileRatio, bool withAnnotation)
{
Size size;
ISpatialTransformProvider provider = image as ISpatialTransformProvider;
if (provider == null)
{
Platform.Log(LogLevel.Error, " 转换失败");
throw new Exception("转换失败");
}
ImageSpatialTransform spatialTransform = provider.SpatialTransform as ImageSpatialTransform;
object memento = spatialTransform.CreateMemento();
if (!spatialTransform.ScaleToFit)
{
//Platform.Log(LogLevel.Error, "!spatialTransform.ScaleToFit");
float num = 1f / spatialTransform.Scale;
int width = Convert.ToInt32((float)(image.ClientRectangle.Width * num));
int height = Convert.ToInt32((float)(image.ClientRectangle.Height * num));
//if ((width > spatialTransform.SourceWidth) || (height > spatialTransform.SourceHeight))
//{
// float num4 = ((float)image.ClientRectangle.Width) / ((float)image.ClientRectangle.Height);
// float num5 = ((float)spatialTransform.SourceWidth) / ((float)spatialTransform.SourceHeight);
// if (num4 > num5)
// {
// size = new Size(spatialTransform.SourceWidth, Convert.ToInt32((float)(((float)spatialTransform.SourceWidth) / num4)));
// spatialTransform.Scale = (spatialTransform.Scale * spatialTransform.SourceWidth) / ((float)image.ClientRectangle.Width);
// }
// else
// {
// size = new Size(Convert.ToInt32((float)(spatialTransform.SourceHeight * num4)), spatialTransform.SourceHeight);
// spatialTransform.Scale = (spatialTransform.Scale * spatialTransform.SourceHeight) / ((float)image.ClientRectangle.Height);
// }
//}
//else
{
if (width >= 3000 || height >= 3000)
{
width = (int)(width * 0.3);
height = (int)(height * 0.3);
}
size = new Size(width, height);
spatialTransform.Scale = (spatialTransform.Scale * width) / ((float)image.ClientRectangle.Width);
}
}
else
{
if (spatialTransform.SourceWidth > 3000 || spatialTransform.SourceHeight > 3000)
{
size = new Size((int)(spatialTransform.SourceWidth * 0.3), (int)(spatialTransform.SourceHeight * 0.3));
}
else
{
size = new Size(spatialTransform.SourceWidth, spatialTransform.SourceHeight);
}
}
Size size2 = CalculateSize(size, tileRatio);
if (!withAnnotation)
{
HideAnnotation(image);
}
Bitmap bitmap = image.DrawToBitmap(size2.Width, size2.Height);
if (!withAnnotation)
{
ShowAnnotation(image);
}
spatialTransform.SetMemento(memento);
return(bitmap);
}
public Bitmap CreateImageIcon(IPresentationImage image)
{
Platform.CheckForNullReference(image, "image");
return GetImageIcon(delegate(int width, int height) { return image.DrawToBitmap(width, height); });
}
public Bitmap CreateImageIcon(IPresentationImage image)
{
Platform.CheckForNullReference(image, "image");
return(GetImageIcon(delegate(int width, int height) { return image.DrawToBitmap(width, height); }));
}
private static void IdentifyPresentationImageFrames(IPresentationImage image, out int imageFrameNumber, out int? overlayFrameNumber)
{
var overlayColor = Color.Red;
var imageColor = Color.White;
// force the overlays to show in our chosen colour
PresentationState.DicomDefault.Deserialize(image);
var dps = DicomGraphicsPlane.GetDicomGraphicsPlane((IDicomPresentationImage) image, true);
foreach (var overlay in dps.ImageOverlays)
overlay.Color = overlayColor;
var sopProvider = (IImageSopProvider) image;
using (var dump = image.DrawToBitmap(sopProvider.Frame.Columns, sopProvider.Frame.Rows))
{
// identify the frame number encoded in the image
imageFrameNumber = 0;
imageFrameNumber += AreEqual(Sample(dump, 95, 205, 8, 8), imageColor) ? 0x10 : 0;
imageFrameNumber += AreEqual(Sample(dump, 113, 205, 8, 8), imageColor) ? 0x08 : 0;
imageFrameNumber += AreEqual(Sample(dump, 130, 205, 8, 8), imageColor) ? 0x04 : 0;
imageFrameNumber += AreEqual(Sample(dump, 148, 205, 8, 8), imageColor) ? 0x02 : 0;
imageFrameNumber += AreEqual(Sample(dump, 166, 205, 8, 8), imageColor) ? 0x01 : 0;
// check if overlay positioning blocks are in the right place
if (!AreEqual(Sample(dump, 187, 73, 8, 8), overlayColor) || !AreEqual(Sample(dump, 74, 182, 8, 8), overlayColor))
{
overlayFrameNumber = null;
return;
}
// identify the frame number encoded in the overlay
overlayFrameNumber = 0;
overlayFrameNumber += AreEqual(Sample(dump, 95, 182, 8, 8), overlayColor) ? 0x10 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 113, 182, 8, 8), overlayColor) ? 0x08 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 130, 182, 8, 8), overlayColor) ? 0x04 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 148, 182, 8, 8), overlayColor) ? 0x02 : 0;
overlayFrameNumber += AreEqual(Sample(dump, 166, 182, 8, 8), overlayColor) ? 0x01 : 0;
}
}
protected static Bitmap DrawToBitmap(IPresentationImage presentationImage)
{
var imageGraphicProvider = (IImageGraphicProvider) presentationImage;
var annotationLayoutProvider = presentationImage as IAnnotationLayoutProvider;
var annotationLayoutVisible = true;
if (annotationLayoutProvider != null)
{
annotationLayoutVisible = annotationLayoutProvider.AnnotationLayout.Visible;
annotationLayoutProvider.AnnotationLayout.Visible = false;
}
try
{
return presentationImage.DrawToBitmap(imageGraphicProvider.ImageGraphic.Columns, imageGraphicProvider.ImageGraphic.Rows);
}
finally
{
if (annotationLayoutProvider != null)
{
annotationLayoutProvider.AnnotationLayout.Visible = annotationLayoutVisible;
}
}
}
private static Bitmap DrawToIcon(IPresentationImage image, int width, int height)
{
//We just hide the text overlay and application graphics because it creates ugly icons.
var textOverlayHider = new TextOverlayVisibilityHelper(image);
var applicationGraphicsHider = GraphicsVisibilityHelper.CreateForApplicationGraphics(image);
textOverlayHider.Hide();
applicationGraphicsHider.HideAll();
try
{
return image.DrawToBitmap(width, height);
}
catch (Exception ex)
{
// rendering the error text to a 100x100 icon is useless, so we'll just paint a placeholder error icon and log the icon error
Platform.Log(LogLevel.Warn, ex, "Failed to render icon with dimensions {0}x{1}", width, height);
var bitmap = new Bitmap(width, height);
using (var graphics = System.Drawing.Graphics.FromImage(bitmap))
{
graphics.FillRectangle(Brushes.Black, 0, 0, width, height);
graphics.DrawLine(Pens.WhiteSmoke, 0, 0, width, height);
graphics.DrawLine(Pens.WhiteSmoke, 0, height, width, 0);
}
return bitmap;
}
finally
{
textOverlayHider.Restore();
applicationGraphicsHider.RestoreAll();
}
}