Android Open Source - RadaeePDF-B4A Reader Controller

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Back to project page RadaeePDF-B4A.

License

The source code is released under:

Apache License

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Java Source Code

package com.example.pdfhttpdemo;
/*w  w  w  .jav a 2s  .  co  m*/

import android.content.Context;
import android.graphics.Canvas;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import com.radaee.pdf.Document;
import com.radaee.view.*;
import com.radaee.view.PDFView.PDFPos;

/**
 * Created with IntelliJ IDEA.
 * User: Erick
 * Date: 1/21/13
 * Time: 11:12 PM
 * To change this template use File | Settings | File Templates.
 */
public class ReaderController extends View implements PDFView.PDFViewListener
{
    PDFView m_pdv;
    public boolean m_lock_resize = false;
    private int m_save_w = 0;
    private int m_save_h = 0;
    private int m_cur_page = 0;

    public ReaderController(Context context)
    {
        super(context);
    }

    public ReaderController(Context context, AttributeSet attrs)
    {
        super(context, attrs);
    }

    protected void onDraw(Canvas canvas)
    {
        m_pdv.vDraw(canvas);
        // Paint paint = new Paint();
        // paint.setARGB(255, 255, 0, 0);
        // canvas.drawText("myText", 20, 20, paint);
    }

    public void open(Document doc)
    {
        m_pdv = new PDFViewDual(getContext());
        m_pdv.vOpen(doc, 4, 0xFFCCCCCC, this);
        //boolean paras[] = new boolean[doc.GetPageCount()];
        //((PDFViewDual)m_pdv).vSetLayoutPara(null, paras, false);
        invalidate();
    }

    @Override
  public boolean onTouchEvent(MotionEvent event)
    {
      if( m_pdv != null )
        return m_pdv.vTouchEvent(event);
      else
        return true;
    }
    
    protected void onSizeChanged (int w, int h, int oldw, int oldh)
    {
        m_save_w = w;
        m_save_h = h;
        if( m_pdv != null && !m_lock_resize )
            m_pdv.vResize(w, h);
    }

    public void close()
    {
        if (m_pdv != null)
        {
            m_pdv.vClose();
        }
        m_pdv = null;
    }

  public void OnPDFPosChanged(PDFPos pos)
  {
    if( pos != null )
      m_cur_page = pos.pageno;
  }

  public boolean OnPDFDoubleTapped(float x, float y)
  {
    return false;
  }

  public boolean OnPDFSingleTapped(float x, float y)
  {
    return false;
  }

  public void OnPDFLongPressed(float x, float y)
  {
  }

  public void OnPDFShowPressed(float x, float y)
  {
  }

  public void OnPDFSelectEnd()
  {
  }

  public void OnPDFFound(boolean found)
  {
  }

  public void OnPDFInvalidate(boolean post)
  {
    if( post ) postInvalidate();
    else invalidate();
  }

  public void OnPDFPageDisplayed(Canvas canvas, PDFVPage vpage)
  {
  }

  @Override
  public void computeScroll()
  {
    if( m_pdv == null ) return;
    m_pdv.vComputeScroll();
  }

  public void OnPDFSelecting(Canvas canvas, int[] rect1, int[] rect2) {
    // TODO Auto-generated method stub
    
  }
}

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