jpexs-decompiler/trunk/src/com/jpexs/decompiler/flash/action/treemodel/DirectValueTreeItem.java

/*
 *  Copyright (C) 2010-2013 JPEXS
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program 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 General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.jpexs.decompiler.flash.action.treemodel;

import com.jpexs.decompiler.flash.action.swf4.ConstantIndex;
import com.jpexs.decompiler.flash.action.swf4.Null;
import com.jpexs.decompiler.flash.graph.GraphSourceItem;
import com.jpexs.decompiler.flash.graph.GraphTargetItem;
import com.jpexs.decompiler.flash.helpers.Helper;
import java.util.List;

public class DirectValueTreeItem extends TreeItem {

    public Object value;
    public List<String> constants;
    public GraphTargetItem computedRegValue;

    public DirectValueTreeItem(GraphSourceItem instruction, int instructionPos, Object value, List<String> constants) {
        super(instruction, PRECEDENCE_PRIMARY);
        this.constants = constants;
        this.value = value;
        this.pos = instructionPos;
    }

    @Override
    public boolean isVariableComputed() {
        if (computedRegValue != null) {
            return true;
        }
        return false;
    }

    @Override
    public double toNumber() {
        if (computedRegValue != null) {
            return computedRegValue.toNumber();
        }
        if (value instanceof Double) {
            return (Double) value;
        }
        if (value instanceof Float) {
            return (Float) value;
        }
        if (value instanceof Long) {
            return (Long) value;
        }
        if (value instanceof Boolean) {
            return ((Boolean) value) ? 1 : 0;
        }

        if (value instanceof String) {
            String s = (String) value;
            if (s.length() == 1) {
                return s.charAt(0);
            }
            double ret = 0.0;
            try {
                ret = Double.parseDouble(s);
            } catch (NumberFormatException nex) {
            }
            return ret;
        }
        if (value instanceof ConstantIndex) {
            String s = (this.constants.get(((ConstantIndex) value).index));
            if (s.length() == 1) {
                return s.charAt(0);
            }
            double ret = 0.0;
            try {
                ret = Double.parseDouble(s);
            } catch (NumberFormatException nex) {
            }
            return ret;
        }
        return super.toNumber();
    }

    @Override
    public boolean toBoolean() {
        if (computedRegValue != null) {
            return computedRegValue.toBoolean();
        }
        if (value instanceof Boolean) {
            return (Boolean) value;
        }
        if (value instanceof Double) {
            return Double.compare((Double) value, 0.0) != 0;
        }
        if (value instanceof Float) {
            return Float.compare((Float) value, 0.0f) != 0;
        }
        if (value instanceof Long) {
            return ((Long) value) != 0;
        }
        if (value instanceof String) {
            String s = (String) value;
            if (s.length() == 1) {
                return toNumber() == 0;
            }
            return !s.equals("");
        }
        if (value instanceof ConstantIndex) {
            String s = (this.constants.get(((ConstantIndex) value).index));
            if (s.length() == 1) {
                return toNumber() == 0;
            }
            return !s.equals("");
        }
        return false;
    }

    @Override
    public String toStringNoQuotes(List localData) {
        if (value instanceof Double) {
            if (Double.compare((double) (Double) value, 0) == 0) {
                return hilight("0");
            }
        }
        if (value instanceof Float) {
            if (Float.compare((float) (Float) value, 0) == 0) {
                return hilight("0");
            }
        }
        if (value instanceof String) {
            return hilight((String) value);
        }
        if (value instanceof ConstantIndex) {
            return hilight(this.constants.get(((ConstantIndex) value).index));
        }
        return hilight(value.toString());
    }

    public String toStringNoH(ConstantPool constants) {
        if (value instanceof Double) {
            if (Double.compare((double) (Double) value, 0) == 0) {
                return ("0");
            }
        }
        if (value instanceof Float) {
            if (Float.compare((float) (Float) value, 0) == 0) {
                return ("0");
            }
        }
        if (value instanceof String) {
            return (String) value;
        }
        if (value instanceof ConstantIndex) {
            return (this.constants.get(((ConstantIndex) value).index));
        }
        return value.toString();
    }

    @Override
    public String toString(ConstantPool constants) {
        if (value instanceof Double) {
            if (Double.compare((double) (Double) value, 0) == 0) {
                return hilight("0");
            }
        }
        if (value instanceof Float) {
            if (Float.compare((float) (Float) value, 0) == 0) {
                return hilight("0");
            }
        }
        if (value instanceof String) {
            return hilight("\"" + Helper.escapeString((String) value) + "\"");
        }
        if (value instanceof ConstantIndex) {
            return hilight("\"" + Helper.escapeString(this.constants.get(((ConstantIndex) value).index)) + "\"");
        }
        return hilight(value.toString());
    }

    @Override
    public boolean isCompileTime() {
        return (value instanceof Double) || (value instanceof Float) || (value instanceof Boolean) || (value instanceof Long) || (value instanceof Null) || (computedRegValue != null && computedRegValue.isCompileTime()) //||(value instanceof String) || (value instanceof ConstantIndex)
                ;
    }
}