87 lines
3.0 KiB
C#
87 lines
3.0 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ImageHelper.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Text;
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namespace StgSharp.Graphics
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{
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public static class ImageHelper
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{
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public static void Resize( Image i, int width, int height, ImageMovement move )
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{
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if( i == null ) {
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throw new ArgumentNullException( nameof( i ) );
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}
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if( i.Size == (width, height) ) {
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return;
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}
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if( !Enum.IsDefined( typeof( ImageMovement ), move ) ) {
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throw new InvalidEnumArgumentException( nameof( move ) );
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}
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byte[] oldData = i.Data;
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i.Data = new byte[width * height * i.PixelSize];
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i.Height = height;
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i.Width = width;
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i.PixelUpdateCount++;
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switch( move )
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{
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case ImageMovement.Discard:
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break;
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case ImageMovement.Top:
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break;
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default:
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throw new NotImplementedException();
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}
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}
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}
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[Flags]
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public enum ImageMovement
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{
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#pragma warning disable CA1008
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Discard = 0,
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#pragma warning restore CA1008
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Top = 1,
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Bottom = 2,
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Left = 4,
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Right = 8,
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TopLeft = Top | Left,
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BottomLeft = Bottom | Left,
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TopRight = Top | Right,
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BottomRight = Bottom | Right,
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}
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}
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