public void EnumerateMetafile(Metafile metafile, Point destPoint, EnumerateMetafileProc callback, IntPtr callbackData, ImageAttributes imageAttr)
{
throw null;
}
public void EnumerateMetafile(Metafile metafile, RectangleF destRect, EnumerateMetafileProc callback, IntPtr callbackData, ImageAttributes imageAttr)
{
throw null;
}
public void DrawImage(Image image, Rectangle destRect, int srcX, int srcY, int srcWidth, int srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttr)
{
throw null;
}
public void DrawImage(Image image, Rectangle destRect, int srcX, int srcY, int srcWidth, int srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttrs, DrawImageAbort callback, IntPtr callbackData)
{
throw null;
}
public void DrawImage(Image image, Point[] destPoints, Rectangle srcRect, GraphicsUnit srcUnit, ImageAttributes imageAttr, DrawImageAbort callback, int callbackData)
{
throw null;
}
public void DrawImage(Image image, Rectangle destRect, float srcX, float srcY, float srcWidth, float srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttrs, DrawImageAbort callback)
{
throw null;
}
public void EnumerateMetafile(Metafile metafile, Point[] destPoints, Rectangle srcRect, GraphicsUnit unit, EnumerateMetafileProc callback, IntPtr callbackData, ImageAttributes imageAttr)
{
throw null;
}
public void DrawImage(Image image, Point[] destPoints, Rectangle srcRect, GraphicsUnit srcUnit, ImageAttributes imageAttr)
{
throw null;
}
public void DrawImage(Image image, Rectangle destRect, int srcX, int srcY, int srcWidth, int srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttrs, DrawImageAbort callback, IntPtr callbackData)
{
if (image == null)
{
throw new ArgumentNullException("image");
}
throw new NotImplementedException();
//Status status = GDIPlus.GdipDrawImageRectRect (nativeObject, image.NativeObject,
// destRect.X, destRect.Y, destRect.Width, destRect.Height,
// srcX, srcY, srcWidth, srcHeight, srcUnit,
// imageAttrs != null ? imageAttrs.NativeObject : IntPtr.Zero, callback, callbackData);
//GDIPlus.CheckStatus (status);
}
/// <include file='doc\Bitmap.uex' path='docs/doc[@for="Bitmap.MakeTransparent1"]/*' />
/// <devdoc>
/// Makes the specified color transparent
/// for this <see cref='System.Drawing.Bitmap'/>.
/// </devdoc>
public void MakeTransparent(Color transparentColor)
{
if (RawFormat.Guid == ImageFormat.Icon.Guid)
{
throw new InvalidOperationException(SR.Format(SR.CantMakeIconTransparent));
}
Size size = Size;
// The new bitmap must be in 32bppARGB format, because that's the only
// thing that supports alpha. (And that's what the image is initialized to -- transparent)
Bitmap result = null;
Graphics graphics = null;
try
{
result = new Bitmap(size.Width, size.Height, PixelFormat.Format32bppArgb);
try
{
graphics = Graphics.FromImage(result);
graphics.Clear(Color.Transparent);
Rectangle rectangle = new Rectangle(0, 0, size.Width, size.Height);
ImageAttributes attributes = null;
try
{
attributes = new ImageAttributes();
attributes.SetColorKey(transparentColor, transparentColor);
graphics.DrawImage(this, rectangle,
0, 0, size.Width, size.Height,
GraphicsUnit.Pixel, attributes, null, IntPtr.Zero);
}
finally
{
if (attributes != null)
{
attributes.Dispose();
}
}
}
finally
{
if (graphics != null)
{
graphics.Dispose();
}
}
// Swap nativeImage pointers to make it look like we modified the image in place
IntPtr temp = nativeImage;
nativeImage = result.nativeImage;
result.nativeImage = temp;
}
finally
{
if (result != null)
{
result.Dispose();
}
}
}
public void DrawImage(Image image, Rectangle destRect, int srcX, int srcY, int srcWidth, int srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttr)
{
if (image == null)
{
throw new ArgumentNullException("image");
}
DrawImage(image, destRect, (float)srcX, (float)srcY, (float)srcWidth, (float)srcHeight, srcUnit, imageAttr);
}
public void DrawImage(Image image, Rectangle destRect, float srcX, float srcY, float srcWidth, float srcHeight, GraphicsUnit srcUnit, ImageAttributes imageAttrs)
{
if (image == null)
{
throw new ArgumentNullException("image");
}
var srcRect1 = new RectangleF(srcX, srcY, srcWidth, srcHeight);
// If the source units are not the same we need to convert them
// The reason we check for Pixel here is that our graphics already has the Pixel's baked into the model view transform
if (srcUnit != graphicsUnit && srcUnit != GraphicsUnit.Pixel)
{
ConversionHelpers.GraphicsUnitConversion(srcUnit, graphicsUnit, image.HorizontalResolution, image.VerticalResolution, ref srcRect1);
}
if (image.NativeCGImage == null)
{
DrawImage(image, destRect);
return;
}
// Obtain the subImage
var subImage = image.NativeCGImage.WithImageInRect(new CGRect(srcRect1.X, srcRect1.Y, srcRect1.Width, srcRect1.Height));
// If we do not have anything to draw then we exit here
if (subImage.Width == 0 || subImage.Height == 0)
{
return;
}
// var transform = image.imageTransform;
//// // Reset our height on the transform to account for subImage
// transform.y0 = subImage.Height;
////
//// // Make sure we scale the image in case the source rectangle
//// // overruns our subimage bouncs width and/or height
// float scaleX = subImage.Width/srcRect1.Width;
// float scaleY = subImage.Height/srcRect1.Height;
// transform.Scale (scaleX, scaleY);
bool resetAlpha = false;
if (imageAttrs != null)
{
if (!imageAttrs.isGammaSet && imageAttrs.isColorMatrixSet && IsAlphaOnlyColorMatrix(imageAttrs.colorMatrix))
{
resetAlpha = true;
context.SetAlpha(imageAttrs.colorMatrix.Matrix33);
}
else if (imageAttrs.isColorMatrixSet || imageAttrs.isGammaSet)
{
InitializeImagingContext();
CIImage result = subImage;
if (imageAttrs.isColorMatrixSet)
{
var ciFilter = CIFilter.FromName("CIColorMatrix");
ciFilter.SetDefaults();
ciFilter.SetValueForKey(result, new NSString("inputImage"));
var inputRVector = new CIVector(imageAttrs.colorMatrix.Matrix00, imageAttrs.colorMatrix.Matrix01, imageAttrs.colorMatrix.Matrix02, imageAttrs.colorMatrix.Matrix03);
var inputGVector = new CIVector(imageAttrs.colorMatrix.Matrix10, imageAttrs.colorMatrix.Matrix11, imageAttrs.colorMatrix.Matrix12, imageAttrs.colorMatrix.Matrix13);
var inputBVector = new CIVector(imageAttrs.colorMatrix.Matrix20, imageAttrs.colorMatrix.Matrix21, imageAttrs.colorMatrix.Matrix22, imageAttrs.colorMatrix.Matrix23);
var inputAVector = new CIVector(imageAttrs.colorMatrix.Matrix30, imageAttrs.colorMatrix.Matrix31, imageAttrs.colorMatrix.Matrix32, imageAttrs.colorMatrix.Matrix33);
var inputBiasVector = new CIVector(imageAttrs.colorMatrix.Matrix40, imageAttrs.colorMatrix.Matrix41, imageAttrs.colorMatrix.Matrix42, imageAttrs.colorMatrix.Matrix43);
ciFilter.SetValueForKey(inputRVector, new NSString("inputRVector"));
ciFilter.SetValueForKey(inputGVector, new NSString("inputGVector"));
ciFilter.SetValueForKey(inputBVector, new NSString("inputBVector"));
ciFilter.SetValueForKey(inputAVector, new NSString("inputAVector"));
ciFilter.SetValueForKey(inputBiasVector, new NSString("inputBiasVector"));
result = (CIImage)ciFilter.ValueForKey(new NSString("outputImage"));
}
if (imageAttrs.isGammaSet)
{
var ciFilter = CIFilter.FromName("CIGammaAdjust");
ciFilter.SetDefaults();
ciFilter.SetValueForKey(result, new NSString("inputImage"));
var inputPower = NSNumber.FromFloat(imageAttrs.gamma);
ciFilter.SetValueForKey(inputPower, new NSString("inputPower"));
result = (CIImage)ciFilter.ValueForKey(new NSString("outputImage"));
}
subImage = ciContext.CreateCGImage(result, result.Extent);
}
}
var transform = image.imageTransform;
transform.y0 = subImage.Height;
float scaleX1 = subImage.Width / srcRect1.Width;
float scaleY1 = subImage.Height / srcRect1.Height;
transform.Scale(scaleX1, scaleY1);
// Now draw our image
DrawImage(destRect, subImage, transform);
if (resetAlpha)
{
context.SetAlpha(1.0f);
}
}
public void DrawImage(Image image, PointF [] destPoints, RectangleF srcRect, GraphicsUnit srcUnit, ImageAttributes imageAttr, DrawImageAbort callback, int callbackData)
{
//Status status = GDIPlus.GdipDrawImagePointsRect (nativeObject, image.NativeObject,
// destPoints, destPoints.Length , srcRect.X, srcRect.Y,
// srcRect.Width, srcRect.Height, srcUnit,
// imageAttr != null ? imageAttr.NativeObject : IntPtr.Zero, callback, (IntPtr) callbackData);
//GDIPlus.CheckStatus (status);
throw new NotImplementedException();
}
public void DrawImage(Image image, Point [] destPoints, Rectangle srcRect, GraphicsUnit srcUnit, ImageAttributes imageAttr, DrawImageAbort callback)
{
DrawImage(image, destPoints, srcRect, srcUnit, imageAttr, callback, 0);
}
public void DrawImage(Image image, Point [] destPoints, Rectangle srcRect, GraphicsUnit srcUnit,
ImageAttributes imageAttr)
{
DrawImage(image, destPoints, srcRect, srcUnit, imageAttr, null, 0);
}
