private void CreateObjects()
{
brSolid = new SolidBrushPlus(Color.CornflowerBlue);
brHatch = new HatchBrush(HatchStyle.HatchStyle25Percent,
Color.Black, Color.White);
string bitmapPath = System.IO.Path.GetDirectoryName(GetType().Assembly.GetModules()[0].FullyQualifiedName);
bitmapPath = System.IO.Path.Combine(bitmapPath, "brushPattern.bmp");
StreamOnFile sf = new StreamOnFile(bitmapPath);
ImagePlus img = new ImagePlus(sf, false);
brTexture = new TextureBrushPlus(img, WrapMode.WrapModeTile);
brLinGrad = new LinearGradientBrush(new GpPointF(0, 0),
new GpPointF(50, 50), Color.Black, Color.White);
// Create rectangular path
GraphicsPath path = new GraphicsPath(FillMode.FillModeAlternate);
path.AddRectangle(new GpRectF( 0, 0, ClientRectangle.Width,
ClientRectangle.Height / 5));
// Create rectangular gradient brush
// with red in center and black in the corners
brPathGrad = new PathGradientBrush(path);
brPathGrad.SetCenterColor(Color.Red);
int count = 2;
brPathGrad.SetSurroundColors(new Color[] { Color.Black, Color.Black },
ref count);
}
public GraphicsPlus(ImagePlus image)
{
GpGraphics Graphics = new GpGraphics();
if (image != null)
{
lastResult = NativeMethods.GdipGetImageGraphicsContext(
image.nativeImage, out Graphics);
}
SetNativeGraphics(Graphics);
}
ImagePlus GetImage()
{
GpImage image;
SetStatus(NativeMethods.GdipGetTextureImage((GpTexture)nativeBrush,
out image));
ImagePlus retimage = new ImagePlus(image, lastResult);
return(retimage);
}
// When creating a texture brush from a metafile image, the dstRect
// is used to specify the size that the metafile image should be
// rendered at in the device units of the destination graphics.
// It is NOT used to crop the metafile image, so only the width
// and height values matter for metafiles.
TextureBrushPlus(ImagePlus image,
WrapMode wrapMode,
GpRectF dstRect)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTexture2(
image.nativeImage,
wrapMode,
dstRect.X,
dstRect.Y,
dstRect.Width,
dstRect.Height,
out texture);
SetNativeBrush(texture);
}
TextureBrushPlus(ImagePlus image,
GpRect dstRect,
ImageAttributesPlus imageAttributes)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTextureIAI(
image.nativeImage,
(imageAttributes != null) ? imageAttributes.nativeImageAttr : new GpImageAttributes(),
dstRect.X,
dstRect.Y,
dstRect.Width,
dstRect.Height,
out texture
);
SetNativeBrush(texture);
}
public TextureBrushPlus(ImagePlus image,
WrapMode wrapMode)
{
GpTexture texture;
GpRectF rc; Unit unit;
image.GetBounds(out rc, out unit);
lastResult = NativeMethods.GdipCreateTextureIA(
image.nativeImage,
new GpImageAttributes(),
rc.X,
rc.Y,
rc.Width,
rc.Height,
out texture);
SetNativeBrush(texture);
}
TextureBrushPlus(ImagePlus image,
WrapMode wrapMode,
int dstX,
int dstY,
int dstWidth,
int dstHeight)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTexture2I(
image.nativeImage,
wrapMode,
dstX,
dstY,
dstWidth,
dstHeight,
out texture);
SetNativeBrush(texture);
}
public GpStatus DrawImage(ImagePlus image,
GpRectF rect)
{
GpRectF bounds; Unit unit;
image.GetBounds(out bounds, out unit);
return DrawImage(image, rect, 0, 0, bounds.Width, bounds.Height, unit, null);
}
public GpStatus DrawImage(ImagePlus image,
float x,
float y)
{
return SetStatus(NativeMethods.GdipDrawImage(nativeGraphics,
image != null ? image.nativeImage
: null,
x,
y));
}
public static GraphicsPlus FromImage(ImagePlus image)
{
return new GraphicsPlus(image);
}
public TextureBrushPlus(ImagePlus image,
WrapMode wrapMode)
{
GpTexture texture;
GpRectF rc; Unit unit;
image.GetBounds(out rc, out unit);
lastResult = NativeMethods.GdipCreateTextureIA(
image.nativeImage,
new GpImageAttributes(),
rc.X,
rc.Y,
rc.Width,
rc.Height,
out texture);
SetNativeBrush(texture);
}
TextureBrushPlus(
ImagePlus image,
WrapMode wrapMode,
GpRect dstRect
)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTexture2I(
image.nativeImage,
wrapMode,
dstRect.X,
dstRect.Y,
dstRect.Width,
dstRect.Height,
out texture);
SetNativeBrush(texture);
}
public GpStatus DrawImage(ImagePlus image,
int x,
int y,
int width,
int height)
{
return DrawImage(image, new GpRectF(x, y, width, height));
}
public GpStatus DrawImage(ImagePlus image,
int x,
int y)
{
GpRectF bounds; Unit unit;
image.GetBounds(out bounds, out unit);
bounds.Offset(x, y);
return DrawImage(image, bounds, 0, 0, bounds.Width, bounds.Height, unit, null);
}
ImagePlus GetImage()
{
GpImage image;
SetStatus(NativeMethods.GdipGetTextureImage((GpTexture)nativeBrush,
out image));
ImagePlus retimage = new ImagePlus(image, lastResult);
return retimage;
}
TextureBrushPlus(ImagePlus image,
WrapMode wrapMode,
int dstX,
int dstY,
int dstWidth,
int dstHeight)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTexture2I(
image.nativeImage,
wrapMode,
dstX,
dstY,
dstWidth,
dstHeight,
out texture);
SetNativeBrush(texture);
}
public GpStatus DrawImage(ImagePlus image,
float x,
float y,
float width,
float height)
{
GpRectF bounds; Unit unit;
image.GetBounds(out bounds, out unit);
return DrawImage(image, new GpRectF(x, y, width, height), 0, 0, bounds.Width, bounds.Height, unit, null);
}
public GpStatus DrawImage(ImagePlus image,
GpPoint point)
{
return DrawImage(image, point.X, point.Y);
}
public GpStatus DrawImage(ImagePlus image,
float x,
float y,
float srcx,
float srcy,
float srcwidth,
float srcheight,
Unit srcUnit)
{
GpRectF bounds; Unit unit;
image.GetBounds(out bounds, out unit);
return DrawImage(image, new GpRectF(x, y, srcwidth, srcheight), srcx, srcy, srcwidth, srcheight, srcUnit, null);
}
public GpStatus DrawImage(ImagePlus image,
GpRect rect)
{
return DrawImage(image,
rect.X,
rect.Y,
rect.Width,
rect.Height);
}
public GpStatus DrawImage(ImagePlus image,
int x,
int y,
int srcx,
int srcy,
int srcwidth,
int srcheight,
Unit srcUnit)
{
return SetStatus(NativeMethods.GdipDrawImagePointRectI(nativeGraphics,
image != null ? image.nativeImage
: null,
x,
y,
srcx,
srcy,
srcwidth,
srcheight,
srcUnit));
}
public GpStatus DrawImage(ImagePlus image,
GpPoint[] destPoints)
{
int count = destPoints.Length;
if (count != 3 && count != 4)
return SetStatus(GpStatus.InvalidParameter);
return SetStatus(NativeMethods.GdipDrawImagePointsI(nativeGraphics,
image != null ? image.nativeImage
: null,
destPoints,
count));
}
TextureBrushPlus(ImagePlus image,
GpRect dstRect,
ImageAttributesPlus imageAttributes)
{
GpTexture texture;
lastResult = NativeMethods.GdipCreateTextureIAI(
image.nativeImage,
(imageAttributes != null) ? imageAttributes.nativeImageAttr : new GpImageAttributes(),
dstRect.X,
dstRect.Y,
dstRect.Width,
dstRect.Height,
out texture
);
SetNativeBrush(texture);
}
public GpStatus DrawImage(ImagePlus image,
GpRectF destRect,
float srcx,
float srcy,
float srcwidth,
float srcheight,
Unit srcUnit,
ImageAttributesPlus imageAttributes)
{
return SetStatus(NativeMethods.GdipDrawImageRectRect(nativeGraphics,
image != null ? image.nativeImage
: null,
destRect.X,
destRect.Y,
destRect.Width,
destRect.Height,
srcx, srcy,
srcwidth, srcheight,
srcUnit,
imageAttributes != null
? imageAttributes.nativeImageAttr
: new GpImageAttributes(),
IntPtr.Zero,
IntPtr.Zero));
}
private ImagePlus(ImagePlus C)
{
NativeMethods.GdipCloneImage(C.nativeImage, out this.nativeImage);
}
public GpStatus DrawImage(ImagePlus image,
GpPoint[] destPoints,
int srcx,
int srcy,
int srcwidth,
int srcheight,
Unit srcUnit,
ImageAttributesPlus imageAttributes)
{
return SetStatus(NativeMethods.GdipDrawImagePointsRectI(nativeGraphics,
image != null ? image.nativeImage
: null,
destPoints,
destPoints.Length,
srcx,
srcy,
srcwidth,
srcheight,
srcUnit,
imageAttributes != null
? imageAttributes.nativeImageAttr
: new GpImageAttributes(),
IntPtr.Zero,
IntPtr.Zero));
}
private ImagePlus(ImagePlus C)
{
NativeMethods.GdipCloneImage(C.nativeImage, out this.nativeImage);
}
