/*
* Copyright (C) 2010-2016 JPEXS, All rights reserved.
*
* 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 3.0 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.
*/
package com.jpexs.decompiler.flash.action.model;
import com.jpexs.decompiler.flash.SourceGeneratorLocalData;
import com.jpexs.decompiler.flash.action.swf4.ActionMBStringLength;
import com.jpexs.decompiler.flash.ecma.EcmaScript;
import com.jpexs.decompiler.flash.helpers.GraphTextWriter;
import com.jpexs.decompiler.graph.CompilationException;
import com.jpexs.decompiler.graph.GraphSourceItem;
import com.jpexs.decompiler.graph.GraphSourceItemPos;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.SourceGenerator;
import com.jpexs.decompiler.graph.model.LocalData;
import java.util.List;
/**
*
* @author JPEXS
*/
public class MBStringLengthActionItem extends ActionItem {
public MBStringLengthActionItem(GraphSourceItem instruction, GraphSourceItem lineStartIns, GraphTargetItem value) {
super(instruction, lineStartIns, PRECEDENCE_PRIMARY, value);
}
@Override
public GraphTextWriter appendTo(GraphTextWriter writer, LocalData localData) throws InterruptedException {
writer.append("mblength");
writer.spaceBeforeCallParenthesies(1);
writer.append("(");
if (value.getPrecedence() > precedence) {
writer.append("(");
value.toString(writer, localData);
writer.append(")");
} else {
value.toString(writer, localData);
}
return writer.append(")");
}
@Override
public List<GraphSourceItemPos> getNeededSources() {
List<GraphSourceItemPos> ret = super.getNeededSources();
ret.addAll(value.getNeededSources());
return ret;
}
@Override
public Object getResult() {
return getResult(value.getResult());
}
public static Double getResult(Object obj) {
return EcmaScript.toNumberAs2(EcmaScript.toString(obj).length());
}
@Override
public List<GraphSourceItem> toSource(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
return toSourceMerge(localData, generator, value, new ActionMBStringLength());
}
@Override
public boolean hasReturnValue() {
return true;
}
}