/*
* 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.swf4;
import com.jpexs.decompiler.flash.BaseLocalData;
import com.jpexs.decompiler.flash.action.Action;
import com.jpexs.decompiler.flash.action.ActionScriptObject;
import com.jpexs.decompiler.flash.action.LocalDataArea;
import com.jpexs.decompiler.flash.action.model.DirectValueActionItem;
import com.jpexs.decompiler.flash.action.model.GetPropertyActionItem;
import com.jpexs.decompiler.flash.ecma.EcmaScript;
import com.jpexs.decompiler.flash.ecma.Undefined;
import com.jpexs.decompiler.flash.types.annotations.SWFVersion;
import com.jpexs.decompiler.graph.GraphSourceItem;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.TranslateStack;
import java.util.HashMap;
import java.util.List;
/**
*
* @author JPEXS
*/
@SWFVersion(from = 4)
public class ActionGetProperty extends Action {
public ActionGetProperty() {
super(0x22, 0);
}
@Override
public String toString() {
return "GetProperty";
}
@Override
public boolean execute(LocalDataArea lda) {
if (lda.stack.size() < 2) {
return false;
}
int index = EcmaScript.toInt32(lda.stack.pop());
String target = EcmaScript.toString(lda.stack.pop());
Object movieClip = lda.stage.getMember(target);
if (movieClip instanceof ActionScriptObject) {
lda.stack.push(((ActionScriptObject) movieClip).getProperty(index));
return true;
}
lda.stack.push(Undefined.INSTANCE);
return true;
}
@Override
public void translate(GraphSourceItem lineStartAction, TranslateStack stack, List<GraphTargetItem> output, HashMap<Integer, String> regNames, HashMap<String, GraphTargetItem> variables, HashMap<String, GraphTargetItem> functions, int staticOperation, String path) {
GraphTargetItem index = stack.pop();
GraphTargetItem target = stack.pop();
int indexInt = 0;
if (index instanceof DirectValueActionItem) {
Object value = ((DirectValueActionItem) index).value;
if (value instanceof Long) {
indexInt = (int) (long) (Long) value;
} else if (value instanceof Double) {
indexInt = (int) Math.round((Double) value);
} else if (value instanceof Float) {
indexInt = (int) Math.round((Float) value);
}
}
stack.push(new GetPropertyActionItem(this, lineStartAction, target, indexInt));
}
@Override
public int getStackPopCount(BaseLocalData localData, TranslateStack stack) {
return 2;
}
@Override
public int getStackPushCount(BaseLocalData localData, TranslateStack stack) {
return 1;
}
}