DrawLine.cs :  » PDF » PDF-Clown » it » stefanochizzolini » clown » documents » contents » objects » C# / CSharp Open Source

/*
  Copyright 2008 Stefano Chizzolini. http://clown.stefanochizzolini.it

  Contributors:
    * Stefano Chizzolini (original code developer, http://www.stefanochizzolini.it)

  This file should be part of the source code distribution of "PDF Clown library"
  (the Program): see the accompanying README files for more info.

  This Program is free software; you can redistribute it and/or modify it under
  the terms of the GNU General Public License as published by the Free Software
  Foundation; either version 2 of the License, or (at your option) any later version.

  This Program is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY, either expressed or implied; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the License for more details.

  You should have received a copy of the GNU General Public License along with this
  Program (see README files); if not, go to the GNU website (http://www.gnu.org/).

  Redistribution and use, with or without modification, are permitted provided that such
  redistributions retain the above copyright notice, license and disclaimer, along with
  this list of conditions.
*/

using it.stefanochizzolini.clown.bytes;
using it.stefanochizzolini.clown.objects;

using System.Collections.Generic;
using System.Drawing;

namespace it.stefanochizzolini.clown.documents.contents.objects{
  /**
    <summary>'Append a straight line segment from the current point' operation
  [PDF:1.6:4.4.1].</summary>
  */
  public sealed class DrawLine
    : Operation
  {
    #region static
    #region fields
    public static readonly string OperatorKeyword = "l";
    #endregion
    #endregion

    #region dynamic
    #region constructors
    /**
      <param name="point">Final endpoint.</param>
    */
    public DrawLine(
      PointF point
      ) : this(
        point.X,
        point.Y
        )
    {}

    /**
      <param name="pointX">Final endpoint X.</param>
      <param name="pointY">Final endpoint Y.</param>
    */
    public DrawLine(
      double pointX,
      double pointY
      ) : base(
        OperatorKeyword,
        new List<PdfDirectObject>(
          new PdfDirectObject[]
          {
            new PdfReal(pointX),
            new PdfReal(pointY)
          }
          )
        )
    {}

    public DrawLine(
      List<PdfDirectObject> operands
      ) : base(OperatorKeyword,operands)
    {}
    #endregion

    #region interface
    #region public
    /**
      <summary>Gets/Sets the final endpoint.</summary>
    */
    public PointF Point
    {
      get
      {
        return new PointF(
          (float)((IPdfNumber)operands[0]).RawValue,
          (float)((IPdfNumber)operands[1]).RawValue
          );
      }
      set
      {
        ((IPdfNumber)operands[0]).Value = value.X;
        ((IPdfNumber)operands[1]).Value = value.Y;
      }
    }
    #endregion
    #endregion
    #endregion
  }
}