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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2015 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* JPedalBorderFactory.java
* ---------------
*/
package org.jpedal.objects.acroforms.creation;
import org.jpedal.objects.raw.PdfArrayIterator;
import org.jpedal.objects.raw.PdfDictionary;
import org.jpedal.objects.raw.PdfObject;
import javax.swing.*;
import javax.swing.border.BevelBorder;
import javax.swing.border.Border;
import javax.swing.border.CompoundBorder;
import javax.swing.border.EmptyBorder;
import javax.swing.border.LineBorder;
import java.awt.*;
@SuppressWarnings("MagicConstant")
public class JPedalBorderFactory {
private static final boolean printouts = false;
//private final static boolean debugUnimplemented = false;
/**
* setup the border style
*/
public static Border createBorderStyle(final PdfObject BS, final Color borderColor, final Color borderBackgroundColor, final float scaling) {
/**Type must be Border
* W width in points (if 0 no border, default =1)
* S style - (default =S)
* S=solid, D=dashed (pattern specified by D entry below), B=beveled(embossed appears to above page),
* I=inset(engraved appeared to be below page), U=underline ( single line at bottom of boundingbox)
* D array phase - e.g. [a b] c means:- a=on blocks,b=off blocks(if not present default to a),
* c=start of off block preseded index is on block.
* i.e. [4] 6 :- 4blocks on 4blocks off, block[6] if off - 1=off 2=on 3=on 4=on 5=on 6=off 7=off 8=off 9=off etc...
*
*/
if (borderBackgroundColor == null && printouts) {
// borderBackgroundColor = new Color(0,0,0,0);
System.out.println("background border color null");
}
if (borderColor == null) {
// borderColor = new Color(0,0,0,0);//transparent
if (printouts) {
System.out.println("border color null");
}
return null;
}
Border insideBorder = null;
//set border width or default of 1 if no value
int w=-1;
if(BS!=null) {
w = BS.getInt(PdfDictionary.W);
}
if(w<0) {
w = 1;
}
final float ws = ((float)w)*scaling;
w = (int)(ws+0.5);
int style=PdfDictionary.S;
if(BS!=null){
style=BS.getNameAsConstant(PdfDictionary.S);
if(style==PdfDictionary.Unknown) {
style = PdfDictionary.S;
}
final int xfaBorderStyle=BS.getNameAsConstant(PdfDictionary.X);
if(xfaBorderStyle!=-1){
//if we have an extra border, inside and outside,
//then half the border size so that we keep within our allowed space.
w /= 2;
}
}
switch(style){
case PdfDictionary.U:
insideBorder = BorderFactory.createMatteBorder(0, 0, w, 0, borderColor);//underline field
break;
case PdfDictionary.I:
insideBorder = BorderFactory.createEtchedBorder(borderColor, borderBackgroundColor);//inset below page
break;
case PdfDictionary.B:
insideBorder = BorderFactory.createBevelBorder(BevelBorder.LOWERED, borderColor, borderBackgroundColor);//beveled above page
break;
case PdfDictionary.S:
insideBorder = BorderFactory.createLineBorder(borderColor, w);//solid
break;
case PdfDictionary.D:
final PdfArrayIterator dashPattern = BS.getMixedArray(PdfDictionary.D);
int current_line_dash_phase =0;
float[] current_line_dash_array=new float[1];
final int count=dashPattern.getTokenCount();
if(count>0){
current_line_dash_array=dashPattern.getNextValueAsFloatArray();
}
if(count>1){
current_line_dash_phase=dashPattern.getNextValueAsInteger();
}
if(w<0) {
w = 1;
}
final Stroke current_stroke = new BasicStroke( w, 0, 0, 1, current_line_dash_array, current_line_dash_phase );
insideBorder=new DashBorder(current_stroke,borderColor);
break;
}
/** if an X in the BS then thats out XFABorder-
* R - right handed
* L - left handed
* E - even
*/
//preperation for new XFA adding 2 borders
Border outsideBorder = new EmptyBorder(0,0,0,0);//default
if(BS!=null){
final int xfaBorderStyle=BS.getNameAsConstant(PdfDictionary.X);
if(xfaBorderStyle!=-1){
final Border xfaBorder = BorderFactory.createLineBorder(borderColor, w);//solid
switch(xfaBorderStyle){
case PdfDictionary.R:
outsideBorder = xfaBorder;//correct on compare
break;
// case PdfDictionary.L:
// outsideBorder = insideBorder;//to check
// insideBorder = xfaBorder;
// break;
// case PdfDictionary.E:
// //??even may need rodoing, as it may not appear ontop of.
// insideBorder = xfaBorder;
// break;
}
}
}
return new CompoundBorder(outsideBorder, insideBorder);
}
}
class DashBorder extends LineBorder {
//make getters and setters for stroke as exercise
Stroke stroke = new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 1, new float[]{5, 5}, 10);
DashBorder(final Stroke stroke, final Color borderColor) {
super(borderColor);
this.stroke=stroke;
}
@Override
public void paintBorder(final Component c, final Graphics g, final int x, final int y, final int width, final int height) {
final Graphics2D g2d = (Graphics2D) g.create();
g2d.setStroke(stroke);
super.paintBorder(c, g2d, x, y, width, height);
g2d.dispose();
}
}