source: trunk/src/org/expeditee/items/MagneticConstraint/Actions/AttractTextAction.java@ 974

package org.expeditee.items.MagneticConstraint.Actions;

import java.awt.Point;

import org.expeditee.gui.FrameUtils;
import org.expeditee.items.Item;
import org.expeditee.items.MagneticConstraint.MagneticConstraintActionWithArguments;
import org.expeditee.items.MagneticConstraint.Utilities.Line;

public class AttractTextAction extends
                MagneticConstraintActionWithArguments<Float> {

        public static boolean Enabled = true;
        
        @Override
        public boolean exec(Item item) {
                return exec(item, 0f);
        }

        @Override
        public boolean exec(Item item, Float... args) {
                if(!Enabled || item == null || item.getParent() == null || item.getText().startsWith("@") || !isSpIDERCodePage(item.getParent())) {
                        return false;
                }
                if(FrameUtils.getCurrentItem() == null) return false;
                final Point selectedItemPosition = FrameUtils.getCurrentItem().getPosition();
                if(!selectedItemPosition.equals(item.getPosition())) return false;
                
                if(item.getMagnetizedItemRight() == -1) return false;
                else if(item.getParent().getItemWithID(item.getMagnetizedItemRight()) == null) {
                        item.setMagnetizedItemRight(null);
                        return false;
                } else {
                        final Item toMyRight = item.getParent().getItemWithID(item.getMagnetizedItemRight());
                        final Line toAttract = Line.getLineFromToken(toMyRight);
                        toAttract.deltaX(-args[0].intValue());
                        return true;
                }
        }

        @Override
        public boolean invert(Item item) {
                System.err.println("Attract text action does not have a inverted implementation.");
                return false;
        }

}