org.jpedal.parser.shape.D Maven / Gradle / Ivy
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 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
*
* ---------------
* D.java
* ---------------
*/
package org.jpedal.parser.shape;
import org.jpedal.io.types.PdfArray;
import org.jpedal.objects.GraphicsState;
import org.jpedal.parser.CommandParser;
public class D {
public static void execute(final CommandParser parser, final GraphicsState gs) {
final String values; //used to combine values
//and the dash array
final int items = parser.getOperandCount();
if (items == 1) {
values = parser.generateOpAsString(0, false);
} else {
//concat values
final StringBuilder list = new StringBuilder(15);
for (int i = items - 1; i > -1; i--) {
list.append(parser.generateOpAsString(i, false));
list.append(' ');
}
values = list.toString();
}
//allow for default
if ((values.equals("[ ] 0 ")) || (values.equals("[]0")) || (values.equals("[] 0 "))) {
gs.setDashPhase(0);
gs.setDashArray(new float[0]);
} else {
//get dash pattern
final int pointer = values.indexOf(']');
final String dash = values.substring(0, pointer);
final int phase = (int) Float.parseFloat(values.substring(pointer + 1, values.length()).trim());
//put into dash array
final float[] dash_array = PdfArray.convertToFloatArray(dash);
for (int aa = 0; aa < dash_array.length; aa++) {
// System.out.println(aa+" "+dash_array[aa]);
if (dash_array[aa] < 0.001) {
dash_array[aa] = 0;
}
}
//put array into global value
gs.setDashArray(dash_array);
//last value is phase
gs.setDashPhase(phase);
}
}
}