public void Complement(Rectangle rect)
{
var gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCombineRegionRectI(new HandleRef(this, _nativeRegion), ref gprect, CombineMode.Complement);
SafeNativeMethods.Gdip.CheckStatus(status);
}
public Matrix(Rectangle rect, Point[] plgpts)
{
if (plgpts == null)
{
throw new ArgumentNullException("plgpts");
}
if (plgpts.Length != 3)
{
throw SafeNativeMethods.Gdip.StatusException(2);
}
IntPtr handle = SafeNativeMethods.Gdip.ConvertPointToMemory(plgpts);
try
{
IntPtr zero = IntPtr.Zero;
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateMatrix3I(ref gprect, new HandleRef(null, handle), out zero);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
this.nativeMatrix = zero;
}
finally
{
Marshal.FreeHGlobal(handle);
}
}
/// <summary>
/// Initializes a new instance of the <see cref='Metafile'/> class with the specified filename.
/// </summary>
public Metafile(string fileName, IntPtr referenceHdc, Rectangle frameRect, MetafileFrameUnit frameUnit, EmfType type, string description)
{
IntPtr metafile = IntPtr.Zero;
int status;
if (frameRect.IsEmpty)
{
status = SafeNativeMethods.Gdip.GdipRecordMetafileFileName(fileName,
new HandleRef(null, referenceHdc),
unchecked ((int)type),
NativeMethods.NullHandleRef,
unchecked ((int)frameUnit),
description,
out metafile);
}
else
{
GPRECT gprect = new GPRECT(frameRect);
status = SafeNativeMethods.Gdip.GdipRecordMetafileFileNameI(fileName,
new HandleRef(null, referenceHdc),
unchecked ((int)type),
ref gprect,
unchecked ((int)frameUnit),
description,
out metafile);
}
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
SetNativeImage(metafile);
}
public Metafile(IntPtr referenceHdc, Rectangle frameRect, MetafileFrameUnit frameUnit, EmfType type, string desc)
{
IntSecurity.ObjectFromWin32Handle.Demand();
IntPtr metafile = IntPtr.Zero;
int status;
if (frameRect.IsEmpty)
{
status = SafeNativeMethods.Gdip.GdipRecordMetafile(new HandleRef(null, referenceHdc),
unchecked ((int)type),
NativeMethods.NullHandleRef,
unchecked ((int)MetafileFrameUnit.GdiCompatible),
desc,
out metafile);
}
else
{
GPRECT gprect = new GPRECT(frameRect);
status = SafeNativeMethods.Gdip.GdipRecordMetafileI(new HandleRef(null, referenceHdc),
unchecked ((int)type),
ref gprect,
unchecked ((int)frameUnit),
desc,
out metafile);
}
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
SetNativeImage(metafile);
}
// int version
/// <include file='doc\Matrix.uex' path='docs/doc[@for="Matrix.Matrix3"]/*' />
/// <devdoc>
/// <para>
/// Initializes a new instance of the <see cref='System.Drawing.Drawing2D.Matrix'/> class to the geometrical transform
/// defined by the specified rectangle and array of points.
/// </para>
/// </devdoc>
public Matrix(Rectangle rect, Point[] plgpts)
{
if (plgpts == null)
{
throw new ArgumentNullException("plgpts");
}
if (plgpts.Length != 3)
{
throw SafeNativeMethods.StatusException(SafeNativeMethods.InvalidParameter);
}
IntPtr buf = SafeNativeMethods.ConvertPointToMemory(plgpts);
IntPtr matrix = IntPtr.Zero;
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.GdipCreateMatrix3I(ref gprect, new HandleRef(null, buf), out matrix);
if (status != SafeNativeMethods.Ok)
{
throw SafeNativeMethods.StatusException(status);
}
this.nativeMatrix = matrix;
Marshal.FreeHGlobal(buf);
}
public LinearGradientBrush(Rectangle rect, Color color1, Color color2, LinearGradientMode linearGradientMode)
{
// The valid values for LinearGgradientMode are 0 to 3.
if (!ClientUtils.IsEnumValid(linearGradientMode, unchecked ((int)linearGradientMode), (int)LinearGradientMode.Horizontal, (int)LinearGradientMode.BackwardDiagonal))
{
throw new InvalidEnumArgumentException(nameof(linearGradientMode), unchecked ((int)linearGradientMode), typeof(LinearGradientMode));
}
if (rect.Width == 0 || rect.Height == 0)
{
throw new ArgumentException(SR.Format(SR.GdiplusInvalidRectangle, rect.ToString()));
}
var gpRect = new GPRECT(rect);
IntPtr nativeBrush;
int status = SafeNativeMethods.Gdip.GdipCreateLineBrushFromRectI(ref gpRect,
color1.ToArgb(),
color2.ToArgb(),
unchecked ((int)linearGradientMode),
(int)WrapMode.Tile,
out nativeBrush);
SafeNativeMethods.Gdip.CheckStatus(status);
SetNativeBrushInternal(nativeBrush);
}
/// <include file='doc\Metafile.uex' path='docs/doc[@for="Metafile.Metafile38"]/*' />
/// <devdoc>
/// <para>
/// Initializes a new instance of the <see cref='System.Drawing.Imaging.Metafile'/> class with the
/// specified filename.
/// </para>
/// </devdoc>
public Metafile(Stream stream, IntPtr referenceHdc, Rectangle frameRect, MetafileFrameUnit frameUnit,
EmfType type, string description)
{
IntSecurity.ObjectFromWin32Handle.Demand();
IntPtr metafile = IntPtr.Zero;
int status;
if (frameRect.IsEmpty)
{
status = SafeNativeMethods.GdipRecordMetafileStream(new GPStream(stream), new HandleRef(null, referenceHdc), (int)type,
NativeMethods.NullHandleRef, (int)frameUnit, description, out metafile);
}
else
{
GPRECT gprect = new GPRECT(frameRect);
status = SafeNativeMethods.GdipRecordMetafileStreamI(new GPStream(stream), new HandleRef(null, referenceHdc), (int)type,
ref gprect, (int)frameUnit, description, out metafile);
}
if (status != SafeNativeMethods.Ok)
{
throw SafeNativeMethods.StatusException(status);
}
SetNativeImage(metafile);
}
public LinearGradientBrush(Rectangle rect, Color color1, Color color2, LinearGradientMode linearGradientMode)
{
//validate the LinearGradientMode enum
//valid values are 0x0 to 0x3
if (!ClientUtils.IsEnumValid(linearGradientMode, unchecked ((int)linearGradientMode), (int)LinearGradientMode.Horizontal, (int)LinearGradientMode.BackwardDiagonal))
{
throw new InvalidEnumArgumentException("linearGradientMode", unchecked ((int)linearGradientMode), typeof(LinearGradientMode));
}
//validate the rect
if (rect.Width == 0 || rect.Height == 0)
{
throw new ArgumentException(SR.Format(SR.GdiplusInvalidRectangle, rect.ToString()));
}
GPRECT gpRect = new GPRECT(rect);
IntPtr nativeBrush;
int status = SafeNativeMethods.Gdip.GdipCreateLineBrushFromRectI(ref gpRect,
color1.ToArgb(),
color2.ToArgb(),
unchecked ((int)linearGradientMode),
(int)WrapMode.Tile,
out nativeBrush);
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
SetNativeBrushInternal(nativeBrush);
}
public LinearGradientBrush(Rectangle rect, Color color1, Color color2, float angle, bool isAngleScaleable)
{
//validate the rect
if (rect.Width == 0 || rect.Height == 0)
{
throw new ArgumentException(SR.Format(SR.GdiplusInvalidRectangle, rect.ToString()));
}
GPRECT gprect = new GPRECT(rect);
IntPtr nativeBrush;
int status = SafeNativeMethods.Gdip.GdipCreateLineBrushFromRectWithAngleI(ref gprect,
color1.ToArgb(),
color2.ToArgb(),
angle,
isAngleScaleable,
(int)WrapMode.Tile,
out nativeBrush);
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
SetNativeBrushInternal(nativeBrush);
}
public void Exclude(Rectangle rect)
{
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCombineRegionRectI(new HandleRef(this, this.nativeRegion), ref gprect, CombineMode.Exclude);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
}
// int version
/// <include file='doc\Region.uex' path='docs/doc[@for="Region.Complement1"]/*' />
/// <devdoc>
/// Updates this <see cref='System.Drawing.Region'/> to the portion of the
/// specified <see cref='System.Drawing.Rectangle'/> that does not intersect with this <see cref='System.Drawing.Region'/>.
/// </devdoc>
public void Complement(Rectangle rect)
{
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCombineRegionRectI(new HandleRef(this, nativeRegion), ref gprect, CombineMode.Complement);
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
}
public void AddString(string s, FontFamily family, int style, float emSize, Rectangle layoutRect, StringFormat format)
{
GPRECT gprect = new GPRECT(layoutRect);
int status = SafeNativeMethods.Gdip.GdipAddPathStringI(new HandleRef(this, this.nativePath), s, s.Length, new HandleRef(family, (family != null) ? family.NativeFamily : IntPtr.Zero), style, emSize, ref gprect, new HandleRef(format, (format != null) ? format.nativeFormat : IntPtr.Zero));
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
}
public BitmapData LockBits(Rectangle rect, ImageLockMode flags, PixelFormat format, BitmapData bitmapData)
{
var gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipBitmapLockBits(new HandleRef(this, nativeImage), ref gprect,
flags, format, bitmapData);
SafeNativeMethods.Gdip.CheckStatus(status);
return(bitmapData);
}
public Region(Rectangle rect)
{
IntPtr region = IntPtr.Zero;
var gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateRegionRectI(ref gprect, out region);
SafeNativeMethods.Gdip.CheckStatus(status);
SetNativeRegion(region);
}
public BitmapData LockBits(Rectangle rect, ImageLockMode flags, PixelFormat format, BitmapData bitmapData)
{
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipBitmapLockBits(new HandleRef(this, base.nativeImage), ref gprect, flags, format, bitmapData);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
return(bitmapData);
}
public Region(Rectangle rect)
{
IntPtr zero = IntPtr.Zero;
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateRegionRectI(ref gprect, out zero);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
this.SetNativeRegion(zero);
}
public BitmapData LockBits(Rectangle rect, ImageLockMode flags, PixelFormat format, BitmapData bitmapData)
{
var gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipBitmapLockBits(new HandleRef(this, nativeImage), ref gprect,
flags, format, bitmapData);
// libgdiplus has the wrong error code mapping for this state.
if (status == 7)
{
status = 8;
}
SafeNativeMethods.Gdip.CheckStatus(status);
return(bitmapData);
}
public BitmapData LockBits(Rectangle rect, ImageLockMode flags, PixelFormat format, BitmapData bitmapData)
{
Contract.Ensures(Contract.Result <BitmapData>() != null);
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipBitmapLockBits(new HandleRef(this, nativeImage), ref gprect,
flags, format, bitmapData);
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
return(bitmapData);
}
public Region(Rectangle rect)
{
IntPtr region = IntPtr.Zero;
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateRegionRectI(ref gprect, out region);
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
SetNativeRegion(region);
}
public LinearGradientBrush(System.Drawing.Rectangle rect, Color color1, Color color2, float angle, bool isAngleScaleable)
{
IntPtr zero = IntPtr.Zero;
if ((rect.Width == 0) || (rect.Height == 0))
{
throw new ArgumentException(System.Drawing.SR.GetString("GdiplusInvalidRectangle", new object[] { rect.ToString() }));
}
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateLineBrushFromRectWithAngleI(ref gprect, color1.ToArgb(), color2.ToArgb(), angle, isAngleScaleable, 0, out zero);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
base.SetNativeBrushInternal(zero);
}
public void AddString(string s, FontFamily family, int style, float emSize,
Point origin, StringFormat format)
{
var rect = new GPRECT(origin.X, origin.Y, 0, 0);
int status = SafeNativeMethods.Gdip.GdipAddPathStringI(new HandleRef(this, nativePath),
s,
s.Length,
new HandleRef(family, (family != null) ? family.NativeFamily : IntPtr.Zero),
style,
emSize,
ref rect,
new HandleRef(format, (format != null) ? format.nativeFormat : IntPtr.Zero));
if (status != SafeNativeMethods.Gdip.Ok)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
}
public LinearGradientBrush(System.Drawing.Rectangle rect, Color color1, Color color2, LinearGradientMode linearGradientMode)
{
if (!System.Drawing.ClientUtils.IsEnumValid(linearGradientMode, (int)linearGradientMode, 0, 3))
{
throw new InvalidEnumArgumentException("linearGradientMode", (int)linearGradientMode, typeof(LinearGradientMode));
}
if ((rect.Width == 0) || (rect.Height == 0))
{
throw new ArgumentException(System.Drawing.SR.GetString("GdiplusInvalidRectangle", new object[] { rect.ToString() }));
}
IntPtr zero = IntPtr.Zero;
GPRECT gprect = new GPRECT(rect);
int status = SafeNativeMethods.Gdip.GdipCreateLineBrushFromRectI(ref gprect, color1.ToArgb(), color2.ToArgb(), (int)linearGradientMode, 0, out zero);
if (status != 0)
{
throw SafeNativeMethods.Gdip.StatusException(status);
}
base.SetNativeBrushInternal(zero);
}
public Metafile(Stream stream, IntPtr referenceHdc, Rectangle frameRect, MetafileFrameUnit frameUnit, EmfType type, string description)
{
int num;
System.Drawing.IntSecurity.ObjectFromWin32Handle.Demand();
IntPtr zero = IntPtr.Zero;
if (frameRect.IsEmpty)
{
num = SafeNativeMethods.Gdip.GdipRecordMetafileStream(new GPStream(stream), new HandleRef(null, referenceHdc), (int)type, System.Drawing.NativeMethods.NullHandleRef, (int)frameUnit, description, out zero);
}
else
{
GPRECT gprect = new GPRECT(frameRect);
num = SafeNativeMethods.Gdip.GdipRecordMetafileStreamI(new GPStream(stream), new HandleRef(null, referenceHdc), (int)type, ref gprect, (int)frameUnit, description, out zero);
}
if (num != 0)
{
throw SafeNativeMethods.Gdip.StatusException(num);
}
base.SetNativeImage(zero);
}
/// <summary>
/// Initializes a new instance of the <see cref='Metafile'/> class with the specified filename.
/// </summary>
public Metafile(string fileName, IntPtr referenceHdc, Rectangle frameRect, MetafileFrameUnit frameUnit, EmfType type, string description)
{
// Called in order to emulate exception behavior from netfx related to invalid file paths.
Path.GetFullPath(fileName);
IntPtr metafile = IntPtr.Zero;
int status;
if (frameRect.IsEmpty)
{
status = SafeNativeMethods.Gdip.GdipRecordMetafileFileName(fileName,
new HandleRef(null, referenceHdc),
unchecked((int)type),
NativeMethods.NullHandleRef,
unchecked((int)frameUnit),
description,
out metafile);
}
else
{
GPRECT gprect = new GPRECT(frameRect);
status = SafeNativeMethods.Gdip.GdipRecordMetafileFileNameI(fileName,
new HandleRef(null, referenceHdc),
unchecked((int)type),
ref gprect,
unchecked((int)frameUnit),
description,
out metafile);
}
if (status != SafeNativeMethods.Gdip.Ok)
throw SafeNativeMethods.Gdip.StatusException(status);
SetNativeImage(metafile);
}
