Android Open Source - RadaeePDF-B4A Matrix

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License

The source code is released under:

Apache License

Java Source Code

package com.radaee.pdf;
/* w ww  .  j a va2  s.com*/
/**
class for PDF Matrix.
@author Radaee
@version 1.1
*/
public class Matrix
{
  protected int hand = 0;
  private static native int create( float xx, float yx, float xy, float yy, float x0, float y0 );
  private static native int createScale( float sx, float sy, float x0, float y0 );
  private static native void invert( int matrix );
  private static native void transformPath( int matrix, int path );
  private static native void transformInk( int matrix, int ink );
  private static native void transformRect( int matrix, float[] rect );
  private static native void transformPoint( int matrix, float[] point );
  private static native void destroy( int matrix );
  /**
   * constructor for full values.
   * @param xx
   * @param yx
   * @param xy
   * @param yy
   * @param x0
   * @param y0
   */
  public Matrix( float xx, float yx, float xy, float yy, float x0, float y0 )
  {
    hand = create( xx, yx, xy, yy, x0, y0 );
  }
  /**
   * constructor for scaled values.<br/>
   * xx = sx;<br/>
   * yx = 0;<br/>
   * xy = 0;<br/>
   * yx = sy;
   * @param sx
   * @param sy
   * @param x0
   * @param y0
   */
  public Matrix( float sx, float sy, float x0, float y0 )
  {
    hand = createScale( sx, sy, x0, y0 );
  }
  public void Invert()
  {
    invert( hand );
  }
  public void TransformPath( Path path )
  {
    transformPath( hand, path.m_hand );
  }
  public void TransformInk( Ink ink )
  {
    transformInk( hand, ink.hand );
  }
  public void TransformRect( float[] rect )
  {
    transformRect( hand, rect );
  }
  public void TransformPoint( float[] point )
  {
    transformPoint( hand, point );
  }
  /**
   * destroy and free memory.
   */
  public void Destroy()
  {
    destroy( hand );
    hand = 0;
  }
}

Java Source Code List

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