01 /*
02 * Copyright 2008-2015 the original author or authors.
03 *
04 * Licensed under the Apache License, Version 2.0 (the "License");
05 * you may not use this file except in compliance with the License.
06 * You may obtain a copy of the License at
07 *
08 * http://www.apache.org/licenses/LICENSE-2.0
09 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package griffon.javafx.editors;
17
18 import griffon.core.editors.AbstractPropertyEditor;
19 import griffon.metadata.PropertyEditorFor;
20 import javafx.scene.image.Image;
21
22 import java.io.File;
23 import java.io.InputStream;
24 import java.net.MalformedURLException;
25 import java.net.URI;
26 import java.net.URL;
27
28 import static griffon.util.GriffonNameUtils.isBlank;
29
30 /**
31 * @author Andres Almiray
32 */
33 @PropertyEditorFor(Image.class)
34 public class ImagePropertyEditor extends AbstractPropertyEditor {
35 protected void setValueInternal(Object value) {
36 if (null == value) {
37 super.setValueInternal(null);
38 } else if (value instanceof CharSequence) {
39 handleAsString(String.valueOf(value));
40 } else if (value instanceof File) {
41 handleAsFile((File) value);
42 } else if (value instanceof URL) {
43 handleAsURL((URL) value);
44 } else if (value instanceof URI) {
45 handleAsURI((URI) value);
46 } else if (value instanceof InputStream) {
47 handleAsInputStream((InputStream) value);
48 } else if (value instanceof Image) {
49 super.setValueInternal(value);
50 } else {
51 throw illegalValue(value, Image.class);
52 }
53 }
54
55 private void handleAsString(String str) {
56 if (isBlank(str)) {
57 super.setValueInternal(null);
58 } else {
59 handleAsURL(getClass().getClassLoader().getResource(str));
60 }
61 }
62
63 private void handleAsFile(File file) {
64 try {
65 handleAsURL(file.toURI().toURL());
66 } catch (MalformedURLException e) {
67 throw illegalValue(file, URL.class, e);
68 }
69 }
70
71 private void handleAsURL(URL url) {
72 try {
73 super.setValueInternal(new Image(url.toString()));
74 } catch (Exception e) {
75 throw illegalValue(url, URL.class, e);
76 }
77 }
78
79 private void handleAsURI(URI uri) {
80 try {
81 handleAsURL(uri.toURL());
82 } catch (MalformedURLException e) {
83 throw illegalValue(uri, URL.class, e);
84 }
85 }
86
87 private void handleAsInputStream(InputStream stream) {
88 try {
89 super.setValueInternal(new Image(stream));
90 } catch (Exception e) {
91 throw illegalValue(stream, URL.class, e);
92 }
93 }
94 }
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