8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.javafx.scene.shape;
27
28 import com.sun.javafx.sg.prism.NGNode;
29 import com.sun.javafx.util.Utils;
30 import javafx.scene.Node;
31 import javafx.scene.shape.Shape;
32 import javafx.scene.text.Text;
33
34 /**
35 * Used to access internal methods of Text.
36 */
37 public class TextHelper extends ShapeHelper {
38
39 private static final TextHelper theInstance;
40 private static TextAccessor textAccessor;
41
42 static {
43 theInstance = new TextHelper();
44 Utils.forceInit(Text.class);
45 }
46
47 private static TextHelper getInstance() {
48 return theInstance;
49 }
50
51 public static void initHelper(Text text) {
52 setHelper(text, getInstance());
53 }
54
55 @Override
56 protected NGNode createPeerImpl(Node node) {
57 return textAccessor.doCreatePeer(node);
58 }
59
60 @Override
61 protected void updatePeerImpl(Node node) {
62 super.updatePeerImpl(node);
63 textAccessor.doUpdatePeer(node);
64 }
65
66 @Override
67 protected com.sun.javafx.geom.Shape configShapeImpl(Shape shape) {
68 return textAccessor.doConfigShape(shape);
69 }
70
71 public static void setTextAccessor(final TextAccessor newAccessor) {
72 if (textAccessor != null) {
73 throw new IllegalStateException();
74 }
75
76 textAccessor = newAccessor;
77 }
78
79 public interface TextAccessor {
80 NGNode doCreatePeer(Node node);
81 void doUpdatePeer(Node node);
82 com.sun.javafx.geom.Shape doConfigShape(Shape shape);
83 }
84
85 }
86
87
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8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.javafx.scene.shape;
27
28 import com.sun.javafx.geom.BaseBounds;
29 import com.sun.javafx.geom.transform.BaseTransform;
30 import com.sun.javafx.sg.prism.NGNode;
31 import com.sun.javafx.util.Utils;
32 import javafx.geometry.Bounds;
33 import javafx.scene.Node;
34 import javafx.scene.shape.Shape;
35 import javafx.scene.text.Text;
36
37 /**
38 * Used to access internal methods of Text.
39 */
40 public class TextHelper extends ShapeHelper {
41
42 private static final TextHelper theInstance;
43 private static TextAccessor textAccessor;
44
45 static {
46 theInstance = new TextHelper();
47 Utils.forceInit(Text.class);
48 }
49
50 private static TextHelper getInstance() {
51 return theInstance;
52 }
53
54 public static void initHelper(Text text) {
55 setHelper(text, getInstance());
56 }
57
58 public static BaseBounds superComputeGeomBounds(Node node, BaseBounds bounds,
59 BaseTransform tx) {
60 return ((TextHelper) getHelper(node)).superComputeGeomBoundsImpl(node, bounds, tx);
61 }
62
63 public static Bounds superComputeLayoutBounds(Node node) {
64 return ((TextHelper) getHelper(node)).superComputeLayoutBoundsImpl(node);
65 }
66
67 @Override
68 protected NGNode createPeerImpl(Node node) {
69 return textAccessor.doCreatePeer(node);
70 }
71
72 @Override
73 protected void updatePeerImpl(Node node) {
74 super.updatePeerImpl(node);
75 textAccessor.doUpdatePeer(node);
76 }
77
78 BaseBounds superComputeGeomBoundsImpl(Node node, BaseBounds bounds,
79 BaseTransform tx) {
80 return super.computeGeomBoundsImpl(node, bounds, tx);
81 }
82
83 Bounds superComputeLayoutBoundsImpl(Node node) {
84 return super.computeLayoutBoundsImpl(node);
85 }
86
87 @Override
88 protected BaseBounds computeGeomBoundsImpl(Node node, BaseBounds bounds,
89 BaseTransform tx) {
90 return textAccessor.doComputeGeomBounds(node, bounds, tx);
91 }
92
93 @Override
94 protected Bounds computeLayoutBoundsImpl(Node node) {
95 return textAccessor.doComputeLayoutBounds(node);
96 }
97
98 @Override
99 protected boolean computeContainsImpl(Node node, double localX, double localY) {
100 return textAccessor.doComputeContains(node, localX, localY);
101 }
102
103 @Override
104 protected void geomChangedImpl(Node node) {
105 super.geomChangedImpl(node);
106 textAccessor.doGeomChanged(node);
107 }
108
109 @Override
110 protected com.sun.javafx.geom.Shape configShapeImpl(Shape shape) {
111 return textAccessor.doConfigShape(shape);
112 }
113
114 public static void setTextAccessor(final TextAccessor newAccessor) {
115 if (textAccessor != null) {
116 throw new IllegalStateException();
117 }
118
119 textAccessor = newAccessor;
120 }
121
122 public interface TextAccessor {
123 NGNode doCreatePeer(Node node);
124 void doUpdatePeer(Node node);
125 BaseBounds doComputeGeomBounds(Node node, BaseBounds bounds, BaseTransform tx);
126 Bounds doComputeLayoutBounds(Node node);
127 boolean doComputeContains(Node node, double localX, double localY);
128 void doGeomChanged(Node node);
129 com.sun.javafx.geom.Shape doConfigShape(Shape shape);
130 }
131
132 }
133
134
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