org.jpedal.objects.javascript.functions.AFNumber 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 1997-2015 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
*
* ---------------
* AFNumber.java
* ---------------
*/
package org.jpedal.objects.javascript.functions;
import org.jpedal.objects.acroforms.actions.ActionHandler;
import org.jpedal.objects.acroforms.AcroRenderer;
import org.jpedal.objects.raw.FormObject;
import java.awt.*;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
public class AFNumber extends JSFunction{
public AFNumber(final AcroRenderer acro, final FormObject formObject) {
super(acro,formObject);
}
@Override
public int execute(final String js, final String[] args, final int type, final int event, final char keyPressed) {
this.value=formObject.getObjectRefAsString();
int messageCode=ActionHandler.NOMESSAGE;
if(args==null ){
debug("Unknown implementation in "+js);
}else if(args.length<1){
debug("Values length is less than 1");
}else{
boolean broken = false;
for(int i=0;i='0' && keyPressed<='9') ||
(keyPressed=='-' && actualValue.indexOf(keyPressed)==-1) ||
(keyPressed=='.' && actualValue.indexOf(keyPressed)==-1) && gapFormat!=2 ||
(keyPressed==',' && actualValue.indexOf(keyPressed)==-1) && gapFormat==2);
if(!isValidForNumber) {
messageCode = ActionHandler.REJECTKEY;
}
}else{
messageCode=validateNumber(type, event, decCount, gapFormat,minusFormat, currencyMask,hasCurrencySymbol);
}
}
}
if(messageCode==ActionHandler.REJECTKEY) {
this.value = null;
}
return messageCode;
}
protected int validateNumber(final int type, final int event, final int decCount, final int gapFormat, final int minusFormat, final String currencyMask, final boolean hasCurrencySymbolAtFront) {
final int messageCode=ActionHandler.NOMESSAGE;
//System.out.println(gapFormat+" "+minusFormat+" "+currentStyle+" "+currencyMask);
//current form value
String currentVal=(String)formObject.getFormValue();
String processedVal="";
if(type==KEYSTROKE){
currentVal = convertStringToNumber(currentVal,gapFormat).toString();
//massage data with regexp
if(gapFormat>1){
if(event== ActionHandler.FOCUS_EVENT) {
processedVal = applyRegexp(currentVal,
new String[]{"[+-]?\\d+([.,]\\d+)?", "[+-]?[.,]\\d+", "[+-]?\\d+[.,]"});
} else if(event== ActionHandler.MOUSERELEASED) {
processedVal = currentVal;//applyRegexp(currentVal,new String[]{"[+-]?\\d*,?\\d*"});
}
}else{
if(event==ActionHandler.FOCUS_EVENT) {
processedVal = applyRegexp(currentVal,
new String[]{"[+-]?\\d+(\\.\\d+)?", "[+-]?\\.\\d+", "[+-]?\\d+\\."});
} else if(event== ActionHandler.MOUSERELEASED) {
processedVal = currentVal;//applyRegexp(currentVal,new String[]{"[+-]?\\d*\\.?\\d*"});
}
}
//if its changed its not valid
if(!processedVal.equals(currentVal) && currentVal.indexOf('-')<=0){
//write back
//dont set the last valid value as were not sure if it is valid
formObject.updateValue(formObject.getLastValidValue(),false, true);
}else if(event==ActionHandler.FOCUS_EVENT){
//If '-' is not at start remove it and continue
if(currentVal.indexOf('-')>0) {
currentVal = currentVal.charAt(0) + currentVal.substring(1, currentVal.length()).replaceAll("-", "");
}
/**
* strip out number value or 0 for no value
*/
double number;
if(currentVal!=null && currentVal.length()>-1){
//reset if no number or validate
if(currentVal.isEmpty()){
currentVal="";
}else{
if(DECIMAL_IS_COMMA) {
number = Double.parseDouble(currentVal.replaceAll(",", "."));
} else {
number = Double.parseDouble(currentVal);
}
final boolean isNegative=number <0;
if(currentVal.charAt(0)=='-' && number == 0){
//currentVal = currentVal.substring(1,currentVal.length());
number = 0;
}
//System.err.println("minusFormat="+minusFormat+" currentStyle="+currentStyle+" number="+number+" currentVal="+currentVal);
// if(minusFormat!=0 || hasCurrencySymbolAtFront){
if(number<0) {
number = -number;
}
// }
// int gapFormat:
// * 0 Comma separated, period decimal point
// * 1 No separator, period decimal point
// * 2 Period separated, comma decimal point
// * 3 No separator, comma decimal point
final String sep;
final String decimal;
switch(gapFormat){
default: //also case 0:
sep=",";
decimal=".";
break;
case 1:
sep="";
decimal=".";
break;
case 2:
sep=".";
decimal=",";
break;
case 3:
sep="";
decimal=",";
break;
}
//setup mask
//we dont use defined decimal and separator as this is for the mask only
StringBuilder mask =new StringBuilder("###");
//add the thousand separator only if we have a decimal separator
if(!sep.isEmpty()) {
mask.append(',');
}
mask.append("##");
if(decCount!=0){
//we know we have at least one decimal
//make sure we have the number before the decimal
mask.append("0.0");
//and all numbers to the decimal count defined
for (int i = 1; i < decCount; i++) {
mask.append('0');
}
}else {
mask.append('#');
}
//apply mask
final DecimalFormatSymbols dfs = new DecimalFormatSymbols();
dfs.setDecimalSeparator(decimal.charAt(0));
if(!sep.isEmpty()) {
dfs.setGroupingSeparator(sep.charAt(0));
}
currentVal = new DecimalFormat(mask.toString(),dfs).format(number);
final StringBuilder rawValue=new StringBuilder(currentVal);
if(hasCurrencySymbolAtFront) {
rawValue.insert(0, currencyMask);
}
if(isNegative && (minusFormat==2 || minusFormat==3)) {
rawValue.insert(0, '(');
}
if(!hasCurrencySymbolAtFront) {
rawValue.append(currencyMask);
}
if(isNegative && (minusFormat==2 || minusFormat==3)) {
rawValue.append(')');
}
if(isNegative && minusFormat!=1 && minusFormat!=3) {
rawValue.insert(0, '-');
}
currentVal=rawValue.toString();
//add back sign for minus numbers
//if(isNegative)
// currentVal="-"+currentVal;
//set colour
if(minusFormat==1 || minusFormat==3){
final Color textColor;
if(isNegative) {
textColor = Color.RED;
} else {
textColor = Color.BLACK;
}
if(formObject.getGUIComponent() !=null) {
((Component) formObject.getGUIComponent()).setForeground(textColor);
}
}
}
//write back
formObject.updateValue(currentVal,false, true);
}
}
/* }else if(type==FORMAT){
//current form value
String val=(String)acro.getCompData().getValue(ref);
//get value, format and add %
float number=0;
String mask="";
if(val!=null && val.length()>0){
StringBuffer numValu = convertStringToNumber(val);
//reset if no number or validate
if(numValu.length()>0)
number=Float.parseFloat(numValu.toString())*100;
mask = mask + '%' + gapFormat + '.' + decCount + 'f';
//apply mask and add % to end
val = new PrintfFormat(mask).sprintf(number);
}else
val="";
//write back
if(acro==null)
this.value=val;
else
acro.getCompData().setValue(ref,val,true,true,false);
}else {
debug("Unknown type "+args[0]+" in AFNumber.validateNumber type="+type);
*/
}
return messageCode;
}
static StringBuffer convertStringToNumber(final String currentVal, final int gapFormat) {
final int charCount;
if(currentVal==null || (charCount=currentVal.length())==0){
return new StringBuffer(0);
}
final StringBuffer numValu=new StringBuffer();
// int gapFormat:
// * 0 Comma separated, period decimal point
// * 1 No separator, period decimal point
// * 2 Period separated, comma decimal point
// * 3 No separator, comma decimal point
final char decVal;
switch(gapFormat){
default: //also case 0:
decVal='.';
break;
case 1:
decVal='.';
break;
case 2:
decVal=',';
break;
case 3:
decVal=',';
break;
}
boolean hasDecPoint=false;
for(int i=0;i='0' && c<='9')){
//track decimal point
if(c=='.' || c==','){
//if this is a separator, then ignore it,
//we only care about decimals at this point
if(c==decVal){
hasDecPoint=true;
numValu.append('.');
}
}else {
numValu.append(c);
}
}
}
return numValu;
}
}
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