CustomLineCap.cs :  » 2.6.4-mono-.net-core » System.Drawing » System » Drawing » Drawing2D » C# / CSharp Open Source

//
// System.Drawing.Drawing2D.CustomLineCap.cs
//
// Authors:
//  Dennis Hayes (dennish@Raytek.com)
//  Andreas Nahr (ClassDevelopment@A-SoftTech.com)
//  Ravindra (rkumar@novell.com)
//
// Copyright (C) 2002/3 Ximian, Inc. http://www.ximian.com
// Copyright (C) 2004,2006 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

namespace System.Drawing.Drawing2D{

  public class CustomLineCap : MarshalByRefObject, ICloneable, IDisposable
  {
    private bool disposed;
    internal IntPtr nativeObject;

    // Constructors

    internal CustomLineCap ()
    {
    }

    internal CustomLineCap (IntPtr ptr)
    {
      nativeObject = ptr;
    }

    public CustomLineCap (GraphicsPath fillPath, GraphicsPath strokePath) : this (fillPath, strokePath, LineCap.Flat, 0)
    {
    }

    public CustomLineCap (GraphicsPath fillPath, GraphicsPath strokePath, LineCap baseCap) : this (fillPath, strokePath, baseCap, 0)
    {
    }

    public CustomLineCap(GraphicsPath fillPath, GraphicsPath strokePath, LineCap baseCap, float baseInset)
    {
      IntPtr fill = IntPtr.Zero;
      IntPtr stroke = IntPtr.Zero;

      if (fillPath != null)
        fill = fillPath.nativePath;
      if (strokePath != null)
        stroke = strokePath.nativePath;

      Status status = GDIPlus.GdipCreateCustomLineCap (fill, stroke, baseCap, baseInset, out nativeObject);
      GDIPlus.CheckStatus (status);
    }

    public LineCap BaseCap {
      get {
        LineCap baseCap;
        Status status = GDIPlus.GdipGetCustomLineCapBaseCap (nativeObject, out baseCap);
        GDIPlus.CheckStatus (status);

        return baseCap;
      }

      set {
        Status status = GDIPlus.GdipSetCustomLineCapBaseCap (nativeObject, value);
        GDIPlus.CheckStatus (status);
      }
    }

    public LineJoin StrokeJoin {
      get {
        LineJoin strokeJoin;
        Status status = GDIPlus.GdipGetCustomLineCapStrokeJoin (nativeObject, out strokeJoin);
        GDIPlus.CheckStatus (status);

        return strokeJoin;
      }

      set {
        Status status = GDIPlus.GdipSetCustomLineCapStrokeJoin (nativeObject, value);
        GDIPlus.CheckStatus (status);
      }
    }

    public float BaseInset {
      get {
        float baseInset;
        Status status = GDIPlus.GdipGetCustomLineCapBaseInset (nativeObject, out baseInset);
        GDIPlus.CheckStatus (status);

        return baseInset;
      }

      set {
        Status status = GDIPlus.GdipSetCustomLineCapBaseInset (nativeObject, value);
        GDIPlus.CheckStatus (status);
      }
    }

    public float WidthScale {
      get {
        float widthScale;
        Status status = GDIPlus.GdipGetCustomLineCapWidthScale (nativeObject, out widthScale);
        GDIPlus.CheckStatus (status);

        return widthScale;
      }

      set {
        Status status = GDIPlus.GdipSetCustomLineCapWidthScale (nativeObject, value);
        GDIPlus.CheckStatus (status);
      }
    }

    // Public Methods

    public object Clone ()
    {
      IntPtr clonePtr;
      Status status = GDIPlus.GdipCloneCustomLineCap (nativeObject, out clonePtr);
      GDIPlus.CheckStatus (status);

      return new CustomLineCap (clonePtr);
    }
    
    public void Dispose ()
    {
      Dispose (true);
      System.GC.SuppressFinalize (this);
    }

    protected virtual void Dispose (bool disposing)
    {
      if (! disposed) {
        Status status = GDIPlus.GdipDeleteCustomLineCap (nativeObject);
        GDIPlus.CheckStatus (status);
        disposed = true;
        nativeObject = IntPtr.Zero;
      }
    }
    
    ~CustomLineCap ()
    {
      Dispose (false);
    }

    public void GetStrokeCaps (out LineCap startCap, out LineCap endCap)
    {
      Status status = GDIPlus.GdipGetCustomLineCapStrokeCaps (nativeObject, out startCap, out endCap);
      GDIPlus.CheckStatus (status);
    }

    public void SetStrokeCaps(LineCap startCap, LineCap endCap)
    {
      Status status = GDIPlus.GdipSetCustomLineCapStrokeCaps (nativeObject, startCap, endCap);
      GDIPlus.CheckStatus (status);
    }
  }
}