[934] | 1 | package org.expeditee.items.MagneticConstraint.Utilities;
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| 2 |
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| 3 | import java.awt.Rectangle;
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| 4 | import java.util.*;
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| 5 |
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| 6 | import org.expeditee.items.Item;
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| 7 |
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| 8 | @SuppressWarnings("serial")
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| 9 | public class Line extends LinkedList<Item> {
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| 10 |
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| 11 | private Line() {
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| 12 | super();
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| 13 | }
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| 14 |
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| 15 | private Line(final Line toCopy) {
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| 16 | super(toCopy);
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| 17 | }
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| 18 |
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| 19 | public static Line getLineFromToken(final Item token) {
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| 20 | if(token == null) return new Line();
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| 21 | else return getLineFromToken(token, new Line());
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| 22 | }
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| 23 |
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| 24 | public static Line getLineContainingToken(final Item token) {
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| 25 | if(token == null) return new Line();
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| 26 | Item current = token;
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| 27 | while(current.getMagnetizedItemLeft() != -1)
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| 28 | current = current.getParent().getItemWithID(current.getMagnetizedItemLeft());
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| 29 | return getLineFromToken(current, new Line());
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| 30 | }
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| 31 |
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| 32 | public static int getLineHeight(final Line line) {
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| 33 | return (int) (line.getBoundingBox().getHeight() * 1.2);
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| 34 | }
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| 35 |
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| 36 | public Line setX(final int newX) {
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| 37 | int delta = newX - this.getFirst().getX();
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| 38 | deltaX(delta);
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| 39 | return this;
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| 40 | }
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| 41 |
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| 42 | public Line setY(final int newY) {
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| 43 | int delta = newY - this.getFirst().getY();
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| 44 | deltaY(delta);
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| 45 | return this;
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| 46 | }
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| 47 |
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| 48 | public Line deltaX(final int delta) {
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| 49 | for(final Item token : this) token.setPosition(token.getX() + delta, token.getY());
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| 50 | return this;
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| 51 | }
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| 52 |
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| 53 | public Line deltaY(final int delta) {
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| 54 | for(final Item token : this) token.setPosition(token.getX(), token.getY() + delta);
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| 55 | return this;
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| 56 | }
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| 57 |
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| 58 | public Rectangle getBoundingBox() {
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| 59 | final Rectangle rect = new Rectangle(this.getFirst().getX(), this.getFirst().getY(), this.getFirst().getBoundsWidth(), this.getFirst().getBoundsHeight());
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| 60 | for(final Item token : this)
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| 61 | rect.add(new Rectangle(token.getX(), token.getY(), token.getBoundsWidth(), token.getBoundsHeight()));
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| 62 | return rect;
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| 63 | }
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| 64 |
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| 65 | public Line next() {
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| 66 | final Item lastInThisLine = this.get(this.size() - 1);
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| 67 | if(lastInThisLine.getMagnetizedItemBottom() == -1) return null;
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| 68 | else return getLineFromToken(this.get(0).getParent().getItemWithID(lastInThisLine.getMagnetizedItemBottom()));
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| 69 | }
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| 70 |
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| 71 | public Line last() {
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| 72 | final Item firstInThisLine = this.get(0);
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| 73 | if(firstInThisLine.getMagnetizedItemTop() == -1) return null;
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| 74 | else return getLineContainingToken(this.get(0).getParent().getItemWithID(firstInThisLine.getMagnetizedItemTop()));
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| 75 | }
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| 76 |
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| 77 | private static Line getLineFromToken(final Item token, final Line acc) {
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[954] | 78 | if(token.getMagnetizedItemRight() == -1) {
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[934] | 79 | acc.add(token);
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| 80 | return acc;
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| 81 | } else {
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| 82 | final Line lineSoFar = new Line(acc);
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| 83 | lineSoFar.add(token);
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| 84 | return getLineFromToken(token.getParent().getItemWithID(token.getMagnetizedItemRight()), lineSoFar);
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| 85 | }
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| 86 | }
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| 87 | }
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