1 /*
2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates.
3 * All rights reserved. Use is subject to license terms.
4 *
5 * This file is available and licensed under the following license:
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * - Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * - Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the distribution.
16 * - Neither the name of Oracle Corporation nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32 package ensemble.samplepage;
33
34
35 import ensemble.samples.charts.pie.chart.PieChartApp;
36 import javafx.beans.value.ObservableValue;
37 import javafx.collections.ObservableList;
38 import javafx.event.ActionEvent;
39 import javafx.event.EventHandler;
40 import javafx.scene.Node;
41 import javafx.scene.chart.PieChart;
42 import javafx.scene.chart.PieChart.Data;
43 import javafx.scene.control.ContextMenu;
44 import javafx.scene.control.MenuItem;
45 import javafx.scene.control.TableCell;
46 import javafx.scene.control.TableView;
47 import javafx.scene.control.TableColumn;
48 import javafx.scene.control.TableColumn.CellDataFeatures;
49 import javafx.scene.control.TableRow;
50 import javafx.scene.control.cell.TextFieldTableCell;
51 import javafx.scene.input.ContextMenuEvent;
52 import javafx.util.StringConverter;
53
54
55 public class PieChartDataVisualizer extends TableView<Data> {
56
57 PieChart chart;
58
59 public PieChartDataVisualizer(final PieChart chart) {
60 this.chart = chart;
61 setItems(chart.getData());
62 setEditable(true);
63 setMinHeight(100);
64 setMinWidth(100);
65
66 chart.dataProperty().addListener((ObservableValue<? extends ObservableList<Data>> ov, ObservableList<Data> t, ObservableList<Data> t1) -> {
67 setItems(t1);
68 });
69
70 TableColumn<Data, String> nameColumn = new TableColumn<>("Name");
71 nameColumn.setCellValueFactory((CellDataFeatures<Data, String> p) -> p.getValue().nameProperty());
72 nameColumn.setCellFactory(TextFieldTableCell.<Data>forTableColumn());
73 nameColumn.setEditable(true);
74 nameColumn.setSortable(false);
75 nameColumn.setMinWidth(80);
76
77 TableColumn<Data, Number> pieValueColumn = new TableColumn<>("PieValue");
78 pieValueColumn.setCellValueFactory((CellDataFeatures<Data, Number> p) -> p.getValue().pieValueProperty());
79 pieValueColumn.setCellFactory(TextFieldTableCell.<Data, Number>forTableColumn(new StringConverter<Number>() {
80
81 @Override
82 public String toString(Number t) {
83 return t == null ? null : t.toString();
84 }
85
86 @Override
87 public Number fromString(String string) {
88 if (string == null) {
89 return null;
90 }
91 try {
92 return (Double) new Double(string);
93 } catch (Exception ignored) {
94 return 0;
95 }
96 }
97 }));
98 pieValueColumn.setEditable(true);
99 pieValueColumn.setSortable(false);
100 pieValueColumn.setMinWidth(80);
101
102 setOnContextMenuRequested((ContextMenuEvent t) -> {
103 Node node = t.getPickResult().getIntersectedNode();
104 while (node != null && !(node instanceof TableRow) && !(node instanceof TableCell)) {
105 node = node.getParent();
106 }
107 if (node instanceof TableCell) {
108 TableCell tc = (TableCell) node;
109 getSelectionModel().select(tc.getIndex());
110 } else if (node instanceof TableRow) {
111 TableRow tr = (TableRow) node;
112 if (tr.getItem() == null) {
113 getSelectionModel().clearSelection();
114 } else {
115 getSelectionModel().select(tr.getIndex());
116 }
117 }
118 });
119
120 MenuItem item1 = new MenuItem("Insert item");
121 item1.setOnAction(new EventHandler<ActionEvent>() {
122 long itemIndex = 0;
123 @Override
124 public void handle(ActionEvent t) {
125 int index = getSelectionModel().getSelectedIndex();
126 if (index < 0 || index >= chart.getData().size()) {
127 index = chart.getData().size();
128 }
129 chart.getData().add(index, new Data("Item " + (++itemIndex), Math.random() * 100));
130 getSelectionModel().select(index);
131 }
132 });
133
134 MenuItem item2 = new MenuItem("Delete item");
135 item2.setOnAction((ActionEvent t) -> {
136 int index = getSelectionModel().getSelectedIndex();
137 if (index >= 0 && index < chart.getData().size()) {
138 chart.getData().remove(index);
139 }
140 });
141
142 MenuItem item3 = new MenuItem("Clear data");
143 item3.setOnAction((ActionEvent t) -> {
144 chart.getData().clear();
145 });
146
147 MenuItem item4 = new MenuItem("Set new data");
148 item4.setOnAction((ActionEvent t) -> {
149 chart.setData(PieChartApp.generateData());
150 });
151
152 setContextMenu(new ContextMenu(item1, item2, item3, item4));
153 getColumns().setAll(nameColumn, pieValueColumn);
154 }
155 }