source: trunk/src/org/expeditee/items/MagneticConstraint/Actions/RepelTextAction.java@ 963

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.MagneticConstraints;
import org.expeditee.items.MagneticConstraint.Utilities.BoxLogic;
import org.expeditee.items.MagneticConstraint.Utilities.Line;

public class RepelTextAction extends
                MagneticConstraintActionWithArguments<Float> {

        @Override
        public boolean exec(final Item item) {
                MagneticConstraints.Log(this.getClass(), new Item[]{item}, 
                                Line.getLineContainingToken(item).toArray(new Item[]{}), 
                                "YOU SHOULD NOT SEE THIS");
                return exec(item, 0f);
        }

        @Override
        public boolean exec(final Item item, final Float... args) {
                if(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) {
                        if(BoxLogic.boxCollision(item)) {
                                RepelTextDownAction.MergeSameLineParagraphCollisions = true;
                                final RepelTextDownAction textDownAction = new RepelTextDownAction();
                                textDownAction.setCallbackAction(this.callbackAction);
                                textDownAction.exec(item);
                                RepelTextDownAction.MergeSameLineParagraphCollisions = false;
                        }
                } else if(item.getParent().getItemWithID(item.getMagnetizedItemRight()) == null) {
                        item.setMagnetizedItemRight(null);
                        return false;
                } else {
                        final Line tokensToMove = Line.getLineFromToken(item);
                        tokensToMove.removeFirst();
                        tokensToMove.deltaX(args[0].intValue());
                        for(final Item token : tokensToMove) {
                                if(BoxLogic.boxCollision(token)) {
                                        RepelTextDownAction.MergeSameLineParagraphCollisions = true;
                                        final RepelTextDownAction textDownAction = new RepelTextDownAction();
                                        textDownAction.setCallbackAction(this.callbackAction);
                                        textDownAction.exec(token);
                                        RepelTextDownAction.MergeSameLineParagraphCollisions = false;
                                        break;
                                }
                        }
                }
                


                
                callback(item);

                return true;
        }

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