1 | package com.framsticks.gui.controls; |
---|
2 | |
---|
3 | import java.awt.BorderLayout; |
---|
4 | import java.awt.Dimension; |
---|
5 | import java.util.Hashtable; |
---|
6 | |
---|
7 | import javax.swing.Box; |
---|
8 | import javax.swing.BoxLayout; |
---|
9 | import javax.swing.JComponent; |
---|
10 | import javax.swing.JLabel; |
---|
11 | import javax.swing.JPanel; |
---|
12 | import javax.swing.JSlider; |
---|
13 | import javax.swing.JTextField; |
---|
14 | import javax.swing.event.ChangeEvent; |
---|
15 | import javax.swing.event.ChangeListener; |
---|
16 | |
---|
17 | import org.apache.logging.log4j.Logger; |
---|
18 | import org.apache.logging.log4j.LogManager; |
---|
19 | |
---|
20 | import com.framsticks.gui.Gui; |
---|
21 | import com.framsticks.params.types.DecimalParam; |
---|
22 | import com.framsticks.params.types.FloatParam; |
---|
23 | import com.framsticks.params.types.NumberParam; |
---|
24 | import com.framsticks.util.lang.Numbers; |
---|
25 | import com.framsticks.util.swing.Layout; |
---|
26 | |
---|
27 | @SuppressWarnings("serial") |
---|
28 | public class SliderControl extends TextControl { |
---|
29 | |
---|
30 | private static final Logger log = LogManager.getLogger(SliderControl.class.getName()); |
---|
31 | |
---|
32 | protected final JSlider slider; |
---|
33 | |
---|
34 | protected final JTextField text; |
---|
35 | |
---|
36 | /** |
---|
37 | * Division factor used to implement float value slider. |
---|
38 | */ |
---|
39 | private final int div = 10; |
---|
40 | private JComponent changing = null; |
---|
41 | public final static float LINE_HEIGHT_FACTOR = 1.2f; |
---|
42 | |
---|
43 | private Class<? extends Number> valueType; |
---|
44 | |
---|
45 | public SliderControl(NumberParam<?> param) { |
---|
46 | super(param); |
---|
47 | text = new JTextField(); |
---|
48 | |
---|
49 | this.setMaximumSize(new Dimension(Integer.MAX_VALUE, (int)(LINE_HEIGHT * LINE_HEIGHT_FACTOR))); |
---|
50 | |
---|
51 | // ComponentUI ui = UIManager.getUI(slider); |
---|
52 | // assert ui instanceof SliderUI; |
---|
53 | // SliderUI sui = (SliderUI) ui; |
---|
54 | // slider.setUI(sui); |
---|
55 | |
---|
56 | slider = new JSlider(); |
---|
57 | |
---|
58 | slider.setPaintLabels(false); |
---|
59 | if (param instanceof DecimalParam) { |
---|
60 | valueType = Integer.class; |
---|
61 | |
---|
62 | int min = param.getMin(Integer.class); |
---|
63 | int max = param.getMax(Integer.class); |
---|
64 | slider.setMinimum(min); |
---|
65 | slider.setMaximum(max); |
---|
66 | if (param.getDef(Integer.class) != null) { |
---|
67 | slider.setValue(param.getDef(Integer.class)); |
---|
68 | } else { |
---|
69 | slider.setValue(min); |
---|
70 | } |
---|
71 | slider.setMajorTickSpacing((int) ((max - min) / 5)); |
---|
72 | slider.setMinorTickSpacing((int) ((max - min) / 10)); |
---|
73 | } else if (param instanceof FloatParam) { |
---|
74 | valueType = Double.class; |
---|
75 | |
---|
76 | double min = param.getMin(Double.class) * div; |
---|
77 | slider.setMinimum((int) min); |
---|
78 | double max = param.getMax(Double.class) * div; |
---|
79 | double diff = max - min; |
---|
80 | slider.setMaximum((int) max); |
---|
81 | |
---|
82 | Hashtable<Integer, java.awt.Component> labels = new Hashtable<Integer, java.awt.Component>(); |
---|
83 | int ticks = 6; |
---|
84 | for (int i = 0; i <= ticks; i++) { |
---|
85 | double val = (diff / ticks) * i + min; |
---|
86 | String label = String.format("%1$.1f", (val / 10)).replace(",", |
---|
87 | "."); |
---|
88 | labels.put((int) val, new JLabel(label, JLabel.CENTER)); |
---|
89 | } |
---|
90 | slider.setLabelTable(labels); |
---|
91 | slider.setMajorTickSpacing((int) (diff / 5)); |
---|
92 | slider.setMinorTickSpacing((int) (diff / 10)); |
---|
93 | if (param.getDef(Double.class) != null) { |
---|
94 | double defaultValue = param.getDef(Double.class) * div; |
---|
95 | slider.setValue((int) defaultValue); |
---|
96 | } |
---|
97 | } |
---|
98 | slider.setPaintLabels(true); |
---|
99 | slider.setPaintTicks(true); |
---|
100 | |
---|
101 | |
---|
102 | |
---|
103 | |
---|
104 | Layout.fixComponentSize(text, new Dimension(90, Control.LINE_HEIGHT)); |
---|
105 | text.setHorizontalAlignment(JSlider.CENTER); |
---|
106 | |
---|
107 | |
---|
108 | slider.addChangeListener(new ChangeListener() { |
---|
109 | @Override |
---|
110 | public void stateChanged(ChangeEvent e) { |
---|
111 | if (changing != null) { |
---|
112 | return; |
---|
113 | } |
---|
114 | log.trace("changing {} with slider: {}", getParam(), slider.getValue()); |
---|
115 | changing = slider; |
---|
116 | text.setText(convertFromSliderDomain(slider.getValue()).toString()); |
---|
117 | changing = null; |
---|
118 | } |
---|
119 | }); |
---|
120 | |
---|
121 | text.getDocument().addDocumentListener(createDocumentListener(new Runnable() { |
---|
122 | @Override |
---|
123 | public void run() { |
---|
124 | if (changing != null) { |
---|
125 | return; |
---|
126 | } |
---|
127 | log.trace("changing {} with text: {}", getParam(), text.getText()); |
---|
128 | changing = text; |
---|
129 | Integer i = convertToSliderDomain(convertTextToNumber()); |
---|
130 | if (i != null) { |
---|
131 | slider.setValue(i); |
---|
132 | } |
---|
133 | changing = null; |
---|
134 | notifyOfChange(); |
---|
135 | } |
---|
136 | })); |
---|
137 | |
---|
138 | JPanel valuePanel = new JPanel(); |
---|
139 | valuePanel.setLayout(new BoxLayout(valuePanel, BoxLayout.LINE_AXIS)); |
---|
140 | valuePanel.add(text); |
---|
141 | Layout.copyComponentDimensions(valuePanel, text); |
---|
142 | |
---|
143 | |
---|
144 | JPanel sliderPanel = new JPanel(); |
---|
145 | sliderPanel.setLayout(new BorderLayout()); |
---|
146 | sliderPanel.add(slider, BorderLayout.CENTER); |
---|
147 | sliderPanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE)); |
---|
148 | sliderPanel.setMinimumSize(new Dimension(0, 60)); |
---|
149 | |
---|
150 | |
---|
151 | this.setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS)); |
---|
152 | this.setAlignmentX(Box.CENTER_ALIGNMENT); |
---|
153 | this.setAlignmentY(Box.CENTER_ALIGNMENT); |
---|
154 | |
---|
155 | Gui.addLeftToLabel(this, valuePanel, sliderPanel); |
---|
156 | } |
---|
157 | |
---|
158 | @Override |
---|
159 | public NumberParam<?> getParam() { |
---|
160 | return (NumberParam<?>) param; |
---|
161 | } |
---|
162 | |
---|
163 | private Number convertFromSliderDomain(int value) { |
---|
164 | if (param instanceof DecimalParam) { |
---|
165 | return value; |
---|
166 | } |
---|
167 | if (param instanceof FloatParam) { |
---|
168 | return (double) value / (double) div; |
---|
169 | } |
---|
170 | return null; |
---|
171 | } |
---|
172 | |
---|
173 | private Integer convertToSliderDomain(Number value) { |
---|
174 | if (value == null) { |
---|
175 | return null; |
---|
176 | } |
---|
177 | if (param instanceof DecimalParam) { |
---|
178 | return (Integer) value; |
---|
179 | } |
---|
180 | if (param instanceof FloatParam) { |
---|
181 | return (int) ((Double) value * div); |
---|
182 | } |
---|
183 | return null; |
---|
184 | } |
---|
185 | |
---|
186 | private Number convertTextToNumber() { |
---|
187 | return Numbers.cast(text.getText(), valueType); |
---|
188 | } |
---|
189 | |
---|
190 | @Override |
---|
191 | public void pushValueToUserInterfaceImpl(Object value) { |
---|
192 | if (value == null) { |
---|
193 | return; |
---|
194 | } |
---|
195 | text.setText(value.toString()); |
---|
196 | } |
---|
197 | |
---|
198 | @Override |
---|
199 | public Number pullValueFromUserInterface() { |
---|
200 | return convertTextToNumber(); |
---|
201 | } |
---|
202 | |
---|
203 | @Override |
---|
204 | protected void updateEnabled(boolean enabled) { |
---|
205 | slider.setEnabled(enabled); |
---|
206 | text.setEnabled(enabled); |
---|
207 | } |
---|
208 | |
---|
209 | } |
---|