Android Open Source - RadaeePDF-B4A R S P D F View

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License

The source code is released under:
Apache License
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Java Source Code

package com.rootsoft.rspdfviewer.pdf;
/*from   w  ww  . j  av a 2  s .  co  m*/
import android.graphics.Canvas;
import android.view.MotionEvent;
import anywheresoftware.b4a.AbsObjectWrapper;
import anywheresoftware.b4a.BA;
import anywheresoftware.b4a.BA.ShortName;
import anywheresoftware.b4a.objects.drawable.CanvasWrapper;

import com.radaee.pdf.Document;
import com.radaee.view.PDFVPage;
import com.radaee.view.PDFView;
import com.radaee.view.PDFView.PDFPos;
import com.radaee.view.PDFView.PDFViewListener;

@ShortName("PDFView")
public class RSPDFView extends AbsObjectWrapper<PDFView> {

  // Attributes
  private BA ba;
  private String eventName;

  // Constructors

  /**
   * Initializes the PDFView class.
   */
  public void Initialize(final BA ba, String EventName) {
    this.ba = ba;
    this.eventName = EventName.toLowerCase(BA.cul);
    setObject(new PDFView(BA.applicationContext));
  }

  // Methods

  public void Resize(int width, int height) {
    getObject().vResize(width, height);
  }

  public void ComputeScroll() {
    getObject().vComputeScroll();
  }

  public void Draw(CanvasWrapper canvas) {
    getObject().vDraw(canvas.canvas);
  }

  public void Open(Document doc, int page_gap, int back_color) {
    getObject().vOpen(doc, page_gap, back_color, pdfViewListener);
  }

  public void Close() {
    getObject().vClose();
  }

  public boolean TouchEvent(MotionEvent motionEvent) {
    return getObject().vTouchEvent(motionEvent);
  }

  public void GotoPage(int pageno) {
    getObject().vGotoPage(pageno);
  }

  public void Render(PDFVPage page) {
    getObject().vRender(page);
  }

  public void FindStart(String key, boolean match_case, boolean whole_word) {
    getObject().vFindStart(key, match_case, whole_word);
  }

  public int Find(int dir) {
    return getObject().vFind(dir);
  }

  public void FindEnd() {
    getObject().vFindEnd();
  }

  public void CenterPage(int pageno) {
    getObject().vCenterPage(pageno);
  }

  public void ClearSel() {
    getObject().vClearSel();
  }

  // Getters & Setters

  public int getX() {
    return getObject().vGetX();
  }

  public int getY() {
    return getObject().vGetY();
  }

  public int getWinW() {
    return getObject().vGetWinW();
  }

  public int getWinH() {
    return getObject().vGetWinH();
  }

  public void setBackColor(int color) {
    getObject().vSetBackColor(color);
  }

  public void setPageGap(int gap) {
    getObject().vSetPageGap(gap);
  }

  public PDFVPage getPage(int pageno) {
    return getObject().vGetPage(pageno);
  }

  public PDFPos getPos(int vx, int vy) {
    return getObject().vGetPos(vx, vy);
  }

  public void setPos(PDFPos pos, int vx, int vy) {
    getObject().vSetPos(pos, vx, vy);
  }

  public void setScale(float scale, float fx, float fy) {
    getObject().vSetScale(scale, fx, fy);
  }

  public float getScale() {
    return getObject().vGetScale();
  }

  public float getMinScale() {
    return getObject().vGetMinScale();
  }

  public float getMaxScale() {
    return getObject().vGetMaxScale();
  }

  public void setLock(int lock) {
    getObject().vSetLock(lock);
  }

  public int getLock() {
    return getObject().vGetLock();
  }

  public void setSelected(float x1, float y1, float x2, float y2) {
    getObject().vSetSel(x1, y1, x2, y2);
  }

  public String getSelected() {
    return getObject().vGetSel();
  }

  public void setSelectedStatus(boolean set) {
    getObject().vSetSelStatus(set);
  }

  public boolean setSelectedMarkup(int type) {
    return getObject().vSetSelMarkup(type);
  }

  // Callbacks
  PDFViewListener pdfViewListener = new PDFViewListener() {

    @Override
    public boolean OnPDFDoubleTapped(float x, float y) {
      boolean yesno = false;
      if (ba.subExists(eventName + "_pdfdoubletapped") == true) {
        (yesno) = (Boolean) ba.raiseEvent(this, eventName
            + "_pdfdoubletapped", new Object[] { x, y });
      }
      return yesno;
    }

    @Override
    public void OnPDFFound(boolean found) {
      if (ba.subExists(eventName + "_pdffound") == true) {
        ba.raiseEvent(this, eventName + "_pdffound",
            new Object[] { found });
      }

    }

    @Override
    public void OnPDFInvalidate(boolean post) {
      if (ba.subExists(eventName + "_pdfinvalidate") == true) {
        ba.raiseEvent(this, eventName + "_pdfinvalidate",
            new Object[] { post });
      }

    }

    @Override
    public void OnPDFLongPressed(float x, float y) {
      if (ba.subExists(eventName + "_pdflongpressed") == true) {
        ba.raiseEvent(this, eventName + "_pdflongpressed",
            new Object[] { x, y });
      }

    }

    @Override
    public void OnPDFPageDisplayed(Canvas canvas, PDFVPage page) {
      if (ba.subExists(eventName + "_pdfpagedisplayed") == true) {
        ba.raiseEvent(this, eventName + "_pdfpagedisplayed",
            new Object[] { canvas, page });
      }

    }

    @Override
    public void OnPDFPosChanged(PDFPos pos) {
      if (ba.subExists(eventName + "_pdfposchanged") == true) {
        ba.raiseEvent(this, eventName + "_pdfposchanged",
            new Object[] { pos });
      }

    }

    @Override
    public void OnPDFSelectEnd() {
      if (ba.subExists(eventName + "_pdfselectend") == true) {
        ba.raiseEvent(this, eventName + "_pdfselectend");
      }

    }

    @Override
    public void OnPDFSelecting(Canvas canvas, int[] arg1, int[] arg2) {
      if (ba.subExists(eventName + "_pdfselecting") == true) {
        ba.raiseEvent(this, eventName + "_pdfselecting", new Object[] {
            canvas, arg1, arg2 });
      }
    }

    @Override
    public void OnPDFShowPressed(float x, float y) {
      if (ba.subExists(eventName + "_pdfshowpressed") == true) {
        ba.raiseEvent(this, eventName + "_pdfshowpressed",
            new Object[] { x, y });
      }

    }

    @Override
    public boolean OnPDFSingleTapped(float x, float y) {
      boolean yesno = false;
      if (ba.subExists(eventName + "_pdfsingletapped") == true) {
        (yesno) = (Boolean) ba.raiseEvent(this, eventName
            + "_pdfsingletapped", new Object[] { x, y });
      }
      return yesno;
    }

  };
  
  @ShortName("PDFPos")
  public class RSPDFPos extends AbsObjectWrapper<PDFPos> {
    
    public int getPageNo() {
      return getObject().pageno;
    }
    
    public float getX() {
      return getObject().x;
    }
    
    public float getY() {
      return getObject().y;
    }
    
    
  }
  
  

}
Java Source Code List
