401 lines
12 KiB
C#
401 lines
12 KiB
C#
//
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// System.Drawing.Imaging.ImageAttributes.cs
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//
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// Authors:
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// Dennis Hayes (dennish@raytek.com) (stubbed out)
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// Jordi Mas i Hernàndez (jmas@softcatala.org)
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// Sanjay Gupta (gsanjay@novell.com)
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// Sebastien Pouliot <sebastien@ximian.com>
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//
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// (C) 2002-4 Ximian, Inc. http://www.ximian.com
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// Copyright (C) 2004, 2006-2007 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System.Drawing.Drawing2D;
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using System.Runtime.InteropServices;
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namespace System.Drawing.Imaging {
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[StructLayout(LayoutKind.Sequential)]
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public sealed class ImageAttributes : ICloneable, IDisposable {
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private IntPtr nativeImageAttr;
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internal IntPtr NativeObject {
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get {
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return nativeImageAttr;
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}
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}
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internal ImageAttributes (IntPtr native)
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{
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nativeImageAttr = native;
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}
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public ImageAttributes ()
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{
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Status status = GDIPlus.GdipCreateImageAttributes (out nativeImageAttr);
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GDIPlus.CheckStatus (status);
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}
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public void ClearBrushRemapTable ()
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{
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ClearRemapTable (ColorAdjustType.Brush);
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}
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//Clears the color keys for all GDI+ objects
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public void ClearColorKey ()
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{
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ClearColorKey (ColorAdjustType.Default);
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}
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public void ClearColorKey (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr, type, false, 0, 0);
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GDIPlus.CheckStatus (status);
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}
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public void ClearColorMatrix ()
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{
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ClearColorMatrix (ColorAdjustType.Default);
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}
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public void ClearColorMatrix (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr, type, false,
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IntPtr.Zero, IntPtr.Zero, ColorMatrixFlag.Default);
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GDIPlus.CheckStatus (status);
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}
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public void ClearGamma ()
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{
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ClearGamma (ColorAdjustType.Default);
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}
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public void ClearGamma (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr, type, false, 0);
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GDIPlus.CheckStatus (status);
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}
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public void ClearNoOp ()
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{
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ClearNoOp (ColorAdjustType.Default);
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}
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public void ClearNoOp (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr, type, false);
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GDIPlus.CheckStatus (status);
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}
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public void ClearOutputChannel ()
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{
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ClearOutputChannel (ColorAdjustType.Default);
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}
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public void ClearOutputChannel (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr, type, false,
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ColorChannelFlag.ColorChannelLast);
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GDIPlus.CheckStatus (status);
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}
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public void ClearOutputChannelColorProfile ()
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{
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ClearOutputChannelColorProfile (ColorAdjustType.Default);
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}
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public void ClearOutputChannelColorProfile (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr, type, false,
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null);
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GDIPlus.CheckStatus (status);
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}
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public void ClearRemapTable ()
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{
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ClearRemapTable (ColorAdjustType.Default);
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}
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public void ClearRemapTable (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr, type, false, 0, IntPtr.Zero);
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GDIPlus.CheckStatus (status);
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}
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public void ClearThreshold ()
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{
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ClearThreshold (ColorAdjustType.Default);
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}
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public void ClearThreshold (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr, type, false, 0);
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GDIPlus.CheckStatus (status);
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}
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//Sets the color keys for all GDI+ objects
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public void SetColorKey (Color colorLow, Color colorHigh)
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{
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SetColorKey (colorLow, colorHigh, ColorAdjustType.Default);
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}
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public void SetColorMatrix (ColorMatrix colorMatrix)
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{
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SetColorMatrix (colorMatrix, ColorMatrixFlag.Default, ColorAdjustType.Default);
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}
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public void SetColorMatrix (ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag)
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{
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SetColorMatrix (colorMatrix, colorMatrixFlag, ColorAdjustType.Default);
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}
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public void SetColorMatrix (ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag, ColorAdjustType colorAdjustType)
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{
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IntPtr cm = ColorMatrix.Alloc (colorMatrix);
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try {
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Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
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colorAdjustType, true, cm, IntPtr.Zero, colorMatrixFlag);
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GDIPlus.CheckStatus (status);
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}
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finally {
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ColorMatrix.Free (cm);
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}
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}
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public void Dispose ()
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{
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if (nativeImageAttr != IntPtr.Zero) {
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Status status = GDIPlus.GdipDisposeImageAttributes (nativeImageAttr);
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nativeImageAttr = IntPtr.Zero;
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GDIPlus.CheckStatus (status);
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}
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System.GC.SuppressFinalize (this);
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}
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~ImageAttributes ()
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{
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Dispose ();
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}
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public object Clone ()
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{
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IntPtr imgclone;
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Status status = GDIPlus.GdipCloneImageAttributes (nativeImageAttr, out imgclone);
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GDIPlus.CheckStatus (status);
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return new ImageAttributes (imgclone);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void GetAdjustedPalette (ColorPalette palette, ColorAdjustType type)
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{
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IntPtr colorPalette = palette.getGDIPalette ();
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try {
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Status status = GDIPlus.GdipGetImageAttributesAdjustedPalette (nativeImageAttr, colorPalette, type);
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GDIPlus.CheckStatus (status);
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palette.setFromGDIPalette (colorPalette);
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} finally {
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if (colorPalette != IntPtr.Zero)
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Marshal.FreeHGlobal (colorPalette);
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}
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}
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public void SetBrushRemapTable (ColorMap[] map)
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{
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GdiColorMap gdiclr = new GdiColorMap ();
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IntPtr clrmap, lpPointer;
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int mapsize = Marshal.SizeOf (gdiclr);
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int size = mapsize * map.Length;
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clrmap = lpPointer = Marshal.AllocHGlobal (size);
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try {
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for (int i=0; i < map.Length; i++) {
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gdiclr.from = map[i].OldColor.ToArgb();
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gdiclr.to = map[i].NewColor.ToArgb();
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Marshal.StructureToPtr (gdiclr, lpPointer, false);
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lpPointer = (IntPtr) (lpPointer.ToInt64() + mapsize);
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}
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Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
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ColorAdjustType.Brush, true, (uint) map.Length, clrmap);
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GDIPlus.CheckStatus (status);
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}
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finally {
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Marshal.FreeHGlobal (clrmap);
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}
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}
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public void SetColorKey (Color colorLow, Color colorHigh, ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr, type, true,
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colorLow.ToArgb (), colorHigh.ToArgb ());
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GDIPlus.CheckStatus (status);
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}
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public void SetColorMatrices (ColorMatrix newColorMatrix, ColorMatrix grayMatrix)
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{
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SetColorMatrices (newColorMatrix, grayMatrix, ColorMatrixFlag.Default, ColorAdjustType.Default);
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}
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public void SetColorMatrices (ColorMatrix newColorMatrix, ColorMatrix grayMatrix, ColorMatrixFlag flags)
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{
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SetColorMatrices (newColorMatrix, grayMatrix, flags, ColorAdjustType.Default);
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}
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public void SetColorMatrices (ColorMatrix newColorMatrix, ColorMatrix grayMatrix, ColorMatrixFlag mode, ColorAdjustType type)
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{
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Status status;
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IntPtr cm = ColorMatrix.Alloc (newColorMatrix);
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try {
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if (grayMatrix == null) {
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status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr, type, true, cm,
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IntPtr.Zero, mode);
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} else {
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IntPtr gm = ColorMatrix.Alloc (grayMatrix);
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try {
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status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr, type, true,
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cm, gm, mode);
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}
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finally {
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ColorMatrix.Free (gm);
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}
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}
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}
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finally {
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ColorMatrix.Free (cm);
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}
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GDIPlus.CheckStatus (status);
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}
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public void SetGamma (float gamma)
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{
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SetGamma (gamma, ColorAdjustType.Default);
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}
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public void SetGamma (float gamma, ColorAdjustType coloradjust)
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{
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Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr, coloradjust, true, gamma);
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GDIPlus.CheckStatus (status);
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}
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public void SetNoOp ()
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{
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SetNoOp (ColorAdjustType.Default);
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}
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public void SetNoOp (ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr, type, true);
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GDIPlus.CheckStatus (status);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetOutputChannel (ColorChannelFlag flags)
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{
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SetOutputChannel (flags, ColorAdjustType.Default);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetOutputChannel (ColorChannelFlag flags, ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr, type, true, flags);
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GDIPlus.CheckStatus (status);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetOutputChannelColorProfile (string colorProfileFilename)
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{
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SetOutputChannelColorProfile (colorProfileFilename, ColorAdjustType.Default);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetOutputChannelColorProfile (string colorProfileFilename, ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr,
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type, true, colorProfileFilename);
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GDIPlus.CheckStatus (status);
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}
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public void SetRemapTable (ColorMap[] map)
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{
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SetRemapTable (map, ColorAdjustType.Default);
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}
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public void SetRemapTable (ColorMap[] map, ColorAdjustType type)
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{
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GdiColorMap gdiclr = new GdiColorMap ();
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IntPtr clrmap, lpPointer;
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int mapsize = Marshal.SizeOf (gdiclr);
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int size = mapsize * map.Length;
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clrmap = lpPointer = Marshal.AllocHGlobal (size);
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try {
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for (int i=0; i < map.Length; i++) {
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gdiclr.from = map[i].OldColor.ToArgb();
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gdiclr.to = map[i].NewColor.ToArgb();
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Marshal.StructureToPtr (gdiclr, lpPointer, false);
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lpPointer = (IntPtr) (lpPointer.ToInt64() + mapsize);
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}
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Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
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type, true, (uint) map.Length, clrmap);
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GDIPlus.CheckStatus (status);
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}
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finally {
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Marshal.FreeHGlobal (clrmap);
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}
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetThreshold (float threshold)
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{
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SetThreshold (threshold, ColorAdjustType.Default);
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}
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[MonoTODO ("Not supported by libgdiplus")]
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public void SetThreshold (float threshold, ColorAdjustType type)
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{
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Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr, type, true, 0);
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GDIPlus.CheckStatus (status);
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}
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public void SetWrapMode (WrapMode mode)
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{
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SetWrapMode (mode, Color.Black);
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}
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public void SetWrapMode (WrapMode mode, Color color)
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{
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SetWrapMode (mode, color, false);
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}
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public void SetWrapMode (WrapMode mode, Color color, bool clamp)
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{
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Status status = GDIPlus.GdipSetImageAttributesWrapMode (nativeImageAttr, mode, color.ToArgb (), clamp);
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GDIPlus.CheckStatus (status);
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}
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}
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}
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