116 lines
3.3 KiB
C#
116 lines
3.3 KiB
C#
//
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// Mono.Cairo.ImageSurface.cs
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//
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// Authors:
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// Duncan Mak
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// Miguel de Icaza.
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//
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// (C) Ximian Inc, 2003.
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// (C) Novell, Inc. 2003.
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//
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// This is an OO wrapper API for the Cairo API
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//
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// Copyright (C) 2004 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;
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using System.Runtime.InteropServices;
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namespace Cairo {
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public class ImageSurface : Surface
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{
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internal ImageSurface (IntPtr handle, bool owns) : base (handle, owns)
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{
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}
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public ImageSurface (Format format, int width, int height)
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: base (NativeMethods.cairo_image_surface_create (format, width, height), true)
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{
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}
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[Obsolete ("Use ImageSurface (byte[] data, Cairo.Format format, int width, int height, int stride)")]
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public ImageSurface (ref byte[] data, Cairo.Format format, int width, int height, int stride)
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: this (data, format, width, height, stride)
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{
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}
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public ImageSurface (byte[] data, Format format, int width, int height, int stride)
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: base (NativeMethods.cairo_image_surface_create_for_data (data, format, width, height, stride), true)
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{
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}
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public ImageSurface (IntPtr data, Format format, int width, int height, int stride)
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: base (NativeMethods.cairo_image_surface_create_for_data (data, format, width, height, stride), true)
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{
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}
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public ImageSurface (string filename)
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: base (NativeMethods.cairo_image_surface_create_from_png (filename), true)
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{
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}
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public int Width {
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get {
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CheckDisposed ();
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return NativeMethods.cairo_image_surface_get_width (Handle); }
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}
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public int Height {
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get {
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CheckDisposed ();
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return NativeMethods.cairo_image_surface_get_height (Handle);
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}
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}
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public byte[] Data {
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get {
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IntPtr ptr = NativeMethods.cairo_image_surface_get_data (Handle);
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int length = Height * Stride;
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byte[] data = new byte[length];
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Marshal.Copy (ptr, data, 0, length);
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return data;
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}
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}
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public IntPtr DataPtr {
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get {
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CheckDisposed ();
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return NativeMethods.cairo_image_surface_get_data (Handle);
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}
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}
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public Format Format {
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get {
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CheckDisposed ();
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return NativeMethods.cairo_image_surface_get_format (Handle);
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}
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}
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public int Stride {
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get {
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CheckDisposed ();
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return NativeMethods.cairo_image_surface_get_stride (Handle);
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}
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}
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}
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}
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