54 0.0, 0.0, 55 20.0, 10.0, 56 10.0, 20.0 }); 57 </PRE> 58 * @since JavaFX 2.0 59 */ 60 public class Polygon extends Shape { 61 static { 62 PolygonHelper.setPolygonAccessor(new PolygonHelper.PolygonAccessor() { 63 @Override 64 public NGNode doCreatePeer(Node node) { 65 return ((Polygon) node).doCreatePeer(); 66 } 67 68 @Override 69 public void doUpdatePeer(Node node) { 70 ((Polygon) node).doUpdatePeer(); 71 } 72 73 @Override 74 public com.sun.javafx.geom.Shape doConfigShape(Shape shape) { 75 return ((Polygon) shape).doConfigShape(); 76 } 77 }); 78 } 79 80 private final Path2D shape = new Path2D(); 81 82 { 83 // To initialize the class helper at the begining each constructor of this class 84 PolygonHelper.initHelper(this); 85 } 86 87 /** 88 * Creates an empty instance of Polygon. 89 */ 90 public Polygon() { 91 } 92 93 /** 94 * Creates a new instance of Polygon. 95 * @param points the coordinates of the polygon vertices 96 */ 97 public Polygon(double... points) { 98 if (points != null) { 99 for (double p : points) { 100 this.getPoints().add(p); 101 } 102 } 103 } 104 105 /** 106 * Defines the coordinates of the polygon vertices. 107 * 108 * @defaultValue empty 109 */ 110 private final ObservableList<Double> points = new TrackableObservableList<Double>() { 111 @Override 112 protected void onChanged(Change<Double> c) { 113 NodeHelper.markDirty(Polygon.this, DirtyBits.NODE_GEOMETRY); 114 impl_geomChanged(); 115 } 116 }; 117 118 /** 119 * Gets the coordinates of the {@code Polygon} vertices. 120 * @return An observable list of vertices of this {@code Polygon} 121 */ 122 public final ObservableList<Double> getPoints() { return points; } 123 124 /* 125 * Note: This method MUST only be called via its accessor method. 126 */ 127 private NGNode doCreatePeer() { 128 return new NGPolygon(); 129 } 130 131 /** 132 * @treatAsPrivate implementation detail 133 * @deprecated This is an internal API that is not intended for use and will be removed in the next version 134 */ 135 @Deprecated 136 public BaseBounds impl_computeGeomBounds(BaseBounds bounds, BaseTransform tx) { 137 if (getMode() == NGShape.Mode.EMPTY || getPoints().size() <= 1) { 138 return bounds.makeEmpty(); 139 } 140 141 if (getPoints().size() == 2) { 142 if (getMode() == NGShape.Mode.FILL || getStrokeType() == StrokeType.INSIDE) { 143 return bounds.makeEmpty(); 144 } 145 double upad = getStrokeWidth(); 146 if (getStrokeType() == StrokeType.CENTERED) { 147 upad /= 2.0f; 148 } 149 return computeBounds(bounds, tx, upad, 0.5f, 150 getPoints().get(0), getPoints().get(1), 0.0f, 0.0f); 151 } else { 152 return computeShapeBounds(bounds, tx, ShapeHelper.configShape(this)); 153 } 154 } 155 156 /* | 54 0.0, 0.0, 55 20.0, 10.0, 56 10.0, 20.0 }); 57 </PRE> 58 * @since JavaFX 2.0 59 */ 60 public class Polygon extends Shape { 61 static { 62 PolygonHelper.setPolygonAccessor(new PolygonHelper.PolygonAccessor() { 63 @Override 64 public NGNode doCreatePeer(Node node) { 65 return ((Polygon) node).doCreatePeer(); 66 } 67 68 @Override 69 public void doUpdatePeer(Node node) { 70 ((Polygon) node).doUpdatePeer(); 71 } 72 73 @Override 74 public BaseBounds doComputeGeomBounds(Node node, 75 BaseBounds bounds, BaseTransform tx) { 76 return ((Polygon) node).doComputeGeomBounds(bounds, tx); 77 } 78 79 @Override 80 public com.sun.javafx.geom.Shape doConfigShape(Shape shape) { 81 return ((Polygon) shape).doConfigShape(); 82 } 83 }); 84 } 85 86 private final Path2D shape = new Path2D(); 87 88 { 89 // To initialize the class helper at the begining each constructor of this class 90 PolygonHelper.initHelper(this); 91 } 92 93 /** 94 * Creates an empty instance of Polygon. 95 */ 96 public Polygon() { 97 } 98 99 /** 100 * Creates a new instance of Polygon. 101 * @param points the coordinates of the polygon vertices 102 */ 103 public Polygon(double... points) { 104 if (points != null) { 105 for (double p : points) { 106 this.getPoints().add(p); 107 } 108 } 109 } 110 111 /** 112 * Defines the coordinates of the polygon vertices. 113 * 114 * @defaultValue empty 115 */ 116 private final ObservableList<Double> points = new TrackableObservableList<Double>() { 117 @Override 118 protected void onChanged(Change<Double> c) { 119 NodeHelper.markDirty(Polygon.this, DirtyBits.NODE_GEOMETRY); 120 NodeHelper.geomChanged(Polygon.this); 121 } 122 }; 123 124 /** 125 * Gets the coordinates of the {@code Polygon} vertices. 126 * @return An observable list of vertices of this {@code Polygon} 127 */ 128 public final ObservableList<Double> getPoints() { return points; } 129 130 /* 131 * Note: This method MUST only be called via its accessor method. 132 */ 133 private NGNode doCreatePeer() { 134 return new NGPolygon(); 135 } 136 137 /* 138 * Note: This method MUST only be called via its accessor method. 139 */ 140 private BaseBounds doComputeGeomBounds(BaseBounds bounds, BaseTransform tx) { 141 if (getMode() == NGShape.Mode.EMPTY || getPoints().size() <= 1) { 142 return bounds.makeEmpty(); 143 } 144 145 if (getPoints().size() == 2) { 146 if (getMode() == NGShape.Mode.FILL || getStrokeType() == StrokeType.INSIDE) { 147 return bounds.makeEmpty(); 148 } 149 double upad = getStrokeWidth(); 150 if (getStrokeType() == StrokeType.CENTERED) { 151 upad /= 2.0f; 152 } 153 return computeBounds(bounds, tx, upad, 0.5f, 154 getPoints().get(0), getPoints().get(1), 0.0f, 0.0f); 155 } else { 156 return computeShapeBounds(bounds, tx, ShapeHelper.configShape(this)); 157 } 158 } 159 160 /* |