[33053] | 1 | package org.greenstone.gatherer.feedback;
|
---|
| 2 |
|
---|
| 3 | import java.awt.image.*;
|
---|
| 4 | import javax.swing.*;
|
---|
| 5 | import java.awt.event.*;
|
---|
| 6 | import java.awt.*;
|
---|
| 7 | import javax.swing.event.*;
|
---|
| 8 | import java.io.*;
|
---|
| 9 | import java.util.ResourceBundle;
|
---|
| 10 | import java.text.MessageFormat;
|
---|
| 11 | import javax.swing.text.NumberFormatter;
|
---|
| 12 | import java.text.NumberFormat;
|
---|
| 13 | import java.beans.*;
|
---|
| 14 | import java.util.ArrayList;
|
---|
| 15 |
|
---|
| 16 | /**
|
---|
| 17 | * This is the class to generate a animation type from a list of ImageIcon.
|
---|
| 18 | * It will display a JDialog window and then user can specify the frames
|
---|
| 19 | * per second rate that the user want to use to view the list of the ImageIcon.
|
---|
| 20 | * @author Veronica Liesaputra
|
---|
| 21 | */
|
---|
| 22 | public class Movie extends JDialog
|
---|
| 23 | implements ActionListener,ChangeListener,PropertyChangeListener
|
---|
| 24 | {
|
---|
| 25 | /**
|
---|
| 26 | * This variable will hold the resource of the words that is stored in Messages.properties file.
|
---|
| 27 | * The calling using messages.getString(someString) will caused someString to be translated
|
---|
| 28 | * into some other string that is hold in that file.usually it will caused it to be translated
|
---|
| 29 | * to the language that the user use or choose to have as stated in Locale.
|
---|
| 30 | */
|
---|
| 31 | private static ResourceBundle messages;
|
---|
| 32 |
|
---|
| 33 | /**
|
---|
| 34 | * This is the label that we use to display the ImageIcon.
|
---|
| 35 | */
|
---|
| 36 | private JLabel picture;
|
---|
| 37 |
|
---|
| 38 | /**
|
---|
| 39 | * This is a textField where user can set how many frames per second they want to view the
|
---|
| 40 | * ImageIcon.If user enter value that is bigger than the FPS_MAX then it will beep and user
|
---|
| 41 | * will need to enter new valid value or it will stay as the previous valid value.
|
---|
| 42 | * If user enter 0 then it will stop the animation.
|
---|
| 43 | */
|
---|
| 44 | private JFormattedTextField textField;
|
---|
| 45 |
|
---|
| 46 | /**
|
---|
| 47 | * This is a slider where user can set how many frames per second they want to view the
|
---|
| 48 | * ImageIcon.If user slide to 0 then animation stop.
|
---|
| 49 | */
|
---|
| 50 | private JSlider framesPerSecond;
|
---|
| 51 |
|
---|
| 52 | /**
|
---|
| 53 | * This is the minimum frame per second value.
|
---|
| 54 | */
|
---|
| 55 | private int FPS_MIN = 0;
|
---|
| 56 |
|
---|
| 57 | /**
|
---|
| 58 | * This is the maximum frame per second value. The value is the twice the amount of
|
---|
| 59 | * ImageIcon in the list.
|
---|
| 60 | */
|
---|
| 61 | private int FPS_MAX;
|
---|
| 62 |
|
---|
| 63 | /**
|
---|
| 64 | * This is the initial frame per second value to view the ImageIcon.
|
---|
| 65 | */
|
---|
| 66 | private int FPS_INIT = 1;
|
---|
| 67 |
|
---|
| 68 | /**
|
---|
| 69 | * This is the ImageIcon index that are currently showing in the label.
|
---|
| 70 | */
|
---|
| 71 | private int frameNumber;
|
---|
| 72 |
|
---|
| 73 | /**
|
---|
| 74 | * This is the total number of ImageIcon in the list.
|
---|
| 75 | */
|
---|
| 76 | private int NUM_FRAMES;
|
---|
| 77 |
|
---|
| 78 | /**
|
---|
| 79 | * This hold the list of the ImageIcon that are to be displayed.
|
---|
| 80 | */
|
---|
| 81 | private ArrayList images;
|
---|
| 82 |
|
---|
| 83 | /**
|
---|
| 84 | * This is telling how long is the delay for each frame to be refreshed.
|
---|
| 85 | */
|
---|
| 86 | private int delay;
|
---|
| 87 |
|
---|
| 88 | /**
|
---|
| 89 | * This is the timer that generate the animation of the list of ImageIcon.
|
---|
| 90 | * The animation will be paused twice per cycle by restarting the timer.
|
---|
| 91 | * If the the prame per second chosen by the user is 0 then the timer
|
---|
| 92 | * will be stop.
|
---|
| 93 | */
|
---|
| 94 | private Timer timer;
|
---|
| 95 |
|
---|
| 96 | /**
|
---|
| 97 | * This the flag to say when the animation should stop.
|
---|
| 98 | * If frozen = true then the animation should stop otherwise the animation
|
---|
| 99 | * should keep running.
|
---|
| 100 | */
|
---|
| 101 | private boolean frozen = false;
|
---|
| 102 |
|
---|
| 103 | /**
|
---|
| 104 | * This will sho a modal-dialog and set up the value for the animation to run properly
|
---|
| 105 | * according to the list of ImageIcon passed in.
|
---|
| 106 | * @param msg hold the resource of the words that is stored in Messages.properties file.
|
---|
| 107 | * @param img hold the list of ImageIcon to be displayed.
|
---|
| 108 | */
|
---|
| 109 | public Movie (ResourceBundle msg,ArrayList img)
|
---|
| 110 | {
|
---|
| 111 | super();
|
---|
| 112 |
|
---|
| 113 | images = img;
|
---|
| 114 | NUM_FRAMES = img.size();
|
---|
| 115 | FPS_MAX = img.size() * 2;
|
---|
| 116 |
|
---|
| 117 | messages = msg;
|
---|
| 118 | setTitle(messages.getString("GenerateMovie"));
|
---|
| 119 | setModal(true);
|
---|
| 120 | setBackground(new Color (176,208,176));
|
---|
| 121 | }
|
---|
| 122 |
|
---|
| 123 | /**
|
---|
| 124 | * This method will seeting up the content pane of the dialog window.
|
---|
| 125 | * It also setting up the timer and the delay.
|
---|
| 126 | * @return the content pane of the window.
|
---|
| 127 | */
|
---|
| 128 | public JPanel create_UI()
|
---|
| 129 | {
|
---|
| 130 | JPanel cont;
|
---|
| 131 | cont = new JPanel();
|
---|
| 132 | cont.setOpaque(true);
|
---|
| 133 | cont.setBackground(new Color (176,208,176));
|
---|
| 134 |
|
---|
| 135 | JButton cls;
|
---|
| 136 | cls = new JButton(messages.getString("Close"));
|
---|
| 137 | cls.addActionListener(new ActionListener ()
|
---|
| 138 | {
|
---|
| 139 | public void actionPerformed (ActionEvent e)
|
---|
| 140 | {
|
---|
| 141 | dispose();
|
---|
| 142 | if (timer != null)
|
---|
| 143 | timer.stop();
|
---|
| 144 | }
|
---|
| 145 | });
|
---|
| 146 | cls.setDefaultCapable(true);
|
---|
| 147 | cls.setActionCommand(messages.getString("Close"));
|
---|
| 148 | cls.setBackground(new Color(176,208,176));
|
---|
| 149 |
|
---|
| 150 |
|
---|
| 151 | if (images.size() <= 0)
|
---|
| 152 | {
|
---|
| 153 | JLabel empty_lbl;
|
---|
| 154 | empty_lbl = new JLabel ("No Image to be displayed ");
|
---|
| 155 | cont.add(empty_lbl);
|
---|
| 156 | cont.add(cls);
|
---|
| 157 | return cont;
|
---|
| 158 | }
|
---|
| 159 |
|
---|
| 160 | cont.setLayout(new BoxLayout(cont, BoxLayout.PAGE_AXIS));
|
---|
| 161 |
|
---|
| 162 | delay = 1000 / FPS_INIT;
|
---|
| 163 |
|
---|
| 164 | JLabel sliderLabel;
|
---|
| 165 | sliderLabel = new JLabel(messages.getString("FramesPerSecond") + ": ", JLabel.CENTER);
|
---|
| 166 | sliderLabel.setBackground(new Color(176,208,176));
|
---|
| 167 | sliderLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
|
---|
| 168 |
|
---|
| 169 | NumberFormat numberFormat;
|
---|
| 170 | numberFormat = NumberFormat.getIntegerInstance();
|
---|
| 171 | NumberFormatter formatter;
|
---|
| 172 | formatter = new NumberFormatter(numberFormat);
|
---|
| 173 | formatter.setMinimum(new Integer(FPS_MIN));
|
---|
| 174 | formatter.setMaximum(new Integer(FPS_MAX));
|
---|
| 175 |
|
---|
| 176 | textField = new JFormattedTextField(formatter);
|
---|
| 177 | textField.setBackground(new Color(224,240,224));
|
---|
| 178 | textField.setValue(new Integer(FPS_INIT));
|
---|
| 179 | textField.setColumns(5);
|
---|
| 180 | textField.addPropertyChangeListener(this);
|
---|
| 181 |
|
---|
| 182 | textField.getInputMap().put(KeyStroke.getKeyStroke(
|
---|
| 183 | KeyEvent.VK_ENTER, 0),
|
---|
| 184 | "check");
|
---|
| 185 | textField.getActionMap().put("check", new AbstractAction()
|
---|
| 186 | {
|
---|
| 187 | public void actionPerformed(ActionEvent e)
|
---|
| 188 | {
|
---|
| 189 | if (!textField.isEditValid())
|
---|
| 190 | {
|
---|
| 191 | Toolkit.getDefaultToolkit().beep();
|
---|
| 192 | textField.selectAll();
|
---|
| 193 | }
|
---|
| 194 | else
|
---|
| 195 | {
|
---|
| 196 | try
|
---|
| 197 | {
|
---|
| 198 | textField.commitEdit();
|
---|
| 199 | }
|
---|
| 200 | catch (java.text.ParseException exc) { }
|
---|
| 201 | }
|
---|
| 202 | }
|
---|
| 203 | });
|
---|
| 204 |
|
---|
| 205 | framesPerSecond = new JSlider(JSlider.HORIZONTAL,
|
---|
| 206 | FPS_MIN, FPS_MAX, FPS_INIT);
|
---|
| 207 | framesPerSecond.addChangeListener(this);
|
---|
| 208 | framesPerSecond.setBackground(new Color(176,208,176));
|
---|
| 209 | framesPerSecond.setMajorTickSpacing(10);
|
---|
| 210 | framesPerSecond.setMinorTickSpacing(1);
|
---|
| 211 | framesPerSecond.setPaintTicks(true);
|
---|
| 212 | framesPerSecond.setPaintLabels(true);
|
---|
| 213 | framesPerSecond.setBorder(BorderFactory.createEmptyBorder(0,0,10,0));
|
---|
| 214 |
|
---|
| 215 | picture = new JLabel();
|
---|
| 216 | Dimension dim;
|
---|
| 217 | int iw,ih;
|
---|
| 218 | dim = Toolkit.getDefaultToolkit().getScreenSize();
|
---|
| 219 | iw = (int) (dim.width - 30);
|
---|
| 220 | ih = (int) (dim.height * 0.75);
|
---|
| 221 | picture.setPreferredSize(new Dimension(iw,ih));
|
---|
| 222 | picture.setHorizontalAlignment(JLabel.CENTER);
|
---|
| 223 | picture.setAlignmentX(Component.CENTER_ALIGNMENT);
|
---|
| 224 | picture.setBorder(BorderFactory.createCompoundBorder(
|
---|
| 225 | BorderFactory.createLoweredBevelBorder(),
|
---|
| 226 | BorderFactory.createEmptyBorder(10,10,10,10)));
|
---|
| 227 | picture.setBackground(new Color(176,208,176));
|
---|
| 228 | updatePicture(0);
|
---|
| 229 |
|
---|
| 230 |
|
---|
| 231 | JPanel labelAndTextField;
|
---|
| 232 | labelAndTextField = new JPanel();
|
---|
| 233 | labelAndTextField.add(sliderLabel);
|
---|
| 234 | labelAndTextField.add(textField);
|
---|
| 235 | labelAndTextField.add(cls);
|
---|
| 236 | labelAndTextField.setBackground(new Color(176,208,176));
|
---|
| 237 |
|
---|
| 238 | cont.add(picture);
|
---|
| 239 | cont.add(framesPerSecond);
|
---|
| 240 | cont.add(labelAndTextField);
|
---|
| 241 |
|
---|
| 242 | cont.setBorder(BorderFactory.createEmptyBorder(10,10,10,10));
|
---|
| 243 |
|
---|
| 244 | timer = new Timer(delay, this);
|
---|
| 245 | timer.setInitialDelay(delay * 7);
|
---|
| 246 | timer.setCoalesce(true);
|
---|
| 247 | timer.start();
|
---|
| 248 |
|
---|
| 249 | return cont;
|
---|
| 250 | }
|
---|
| 251 |
|
---|
| 252 | /**
|
---|
| 253 | * This method will tell what should happen when the slider's arrow
|
---|
| 254 | * change its position.
|
---|
| 255 | * <br>If user adjusting the frame per second value using the slider
|
---|
| 256 | * then it will set the Textfield to have the value that slider point
|
---|
| 257 | * to at the moment.If the value is 0 then it will stop the animation
|
---|
| 258 | * otherwise it will keep animate with the new frame per second value.
|
---|
| 259 | * @param e is the slider when the slider's arrow change its position.
|
---|
| 260 | */
|
---|
| 261 | public void stateChanged(ChangeEvent e)
|
---|
| 262 | {
|
---|
| 263 | JSlider source;
|
---|
| 264 | source = (JSlider)e.getSource();
|
---|
| 265 | int fps;
|
---|
| 266 | fps = (int)source.getValue();
|
---|
| 267 | if (!source.getValueIsAdjusting())
|
---|
| 268 | {
|
---|
| 269 | textField.setValue(new Integer(fps));
|
---|
| 270 | if (fps == 0)
|
---|
| 271 | {
|
---|
| 272 | if (!frozen)
|
---|
| 273 | stopAnimation();
|
---|
| 274 | }
|
---|
| 275 | else
|
---|
| 276 | {
|
---|
| 277 | delay = 1000 / fps;
|
---|
| 278 | timer.setDelay(delay);
|
---|
| 279 | timer.setInitialDelay(delay * 10);
|
---|
| 280 | if (frozen)
|
---|
| 281 | startAnimation();
|
---|
| 282 | }
|
---|
| 283 | }
|
---|
| 284 | else
|
---|
| 285 | {
|
---|
| 286 | textField.setText(String.valueOf(fps));
|
---|
| 287 | }
|
---|
| 288 | }
|
---|
| 289 |
|
---|
| 290 | /**
|
---|
| 291 | * This method will set the slider value when the user adjusting
|
---|
| 292 | * the frame per second value using the textfield.
|
---|
| 293 | * <br>If user adjusting the frame per second value using text field, the
|
---|
| 294 | * slider's arrow position will be changed into that value.
|
---|
| 295 | * @param e the text field
|
---|
| 296 | */
|
---|
| 297 | public void propertyChange(PropertyChangeEvent e)
|
---|
| 298 | {
|
---|
| 299 | if ("value".equals(e.getPropertyName()))
|
---|
| 300 | {
|
---|
| 301 | Number value;
|
---|
| 302 | value = (Number)e.getNewValue();
|
---|
| 303 | if (framesPerSecond != null && value != null)
|
---|
| 304 | {
|
---|
| 305 | framesPerSecond.setValue(value.intValue());
|
---|
| 306 | }
|
---|
| 307 | }
|
---|
| 308 | }
|
---|
| 309 |
|
---|
| 310 | /**
|
---|
| 311 | * This method will start the timer.
|
---|
| 312 | */
|
---|
| 313 | public void startAnimation()
|
---|
| 314 | {
|
---|
| 315 | timer.start();
|
---|
| 316 | frozen = false;
|
---|
| 317 | }
|
---|
| 318 |
|
---|
| 319 | /**
|
---|
| 320 | * This method will stop the timer.
|
---|
| 321 | */
|
---|
| 322 | public void stopAnimation()
|
---|
| 323 | {
|
---|
| 324 | timer.stop();
|
---|
| 325 | frozen = true;
|
---|
| 326 | }
|
---|
| 327 |
|
---|
| 328 | /**
|
---|
| 329 | * This method will tell what should happen when the timer is start.
|
---|
| 330 | * When the timer start it will increase the framenumber and will
|
---|
| 331 | * update the label with the new image icon.
|
---|
| 332 | * If the timer already display all the image icon in the list, it
|
---|
| 333 | * will restart the timer and reanimate the image icon again.
|
---|
| 334 | * @param e fires when the timer start.
|
---|
| 335 | */
|
---|
| 336 | public void actionPerformed(ActionEvent e)
|
---|
| 337 | {
|
---|
| 338 | if (frameNumber == (NUM_FRAMES - 1))
|
---|
| 339 | frameNumber = 0;
|
---|
| 340 | else
|
---|
| 341 | frameNumber++;
|
---|
| 342 |
|
---|
| 343 | updatePicture(frameNumber);
|
---|
| 344 |
|
---|
| 345 | if ((frameNumber == (NUM_FRAMES - 1)) ||
|
---|
| 346 | (frameNumber==(NUM_FRAMES/2 - 1)))
|
---|
| 347 | timer.restart();
|
---|
| 348 | }
|
---|
| 349 |
|
---|
| 350 | /**
|
---|
| 351 | * This will update the label with the new ImageIcon.
|
---|
| 352 | * If the ImageIcon is null then the label will display an error message
|
---|
| 353 | * instead of the picture.
|
---|
| 354 | * @param frameNum this is the index of the ImageIcon to be displayed.
|
---|
| 355 | */
|
---|
| 356 | protected void updatePicture(int frameNum)
|
---|
| 357 | {
|
---|
| 358 | if (images.get(frameNumber) != null)
|
---|
| 359 | {
|
---|
| 360 | picture.setIcon((ImageIcon) images.get(frameNumber));
|
---|
| 361 | }
|
---|
| 362 | else
|
---|
| 363 | {
|
---|
| 364 | picture.setText(messages.getString("image")+" #"
|
---|
| 365 | + frameNumber + " " +
|
---|
| 366 | messages.getString("notfound"));
|
---|
| 367 | }
|
---|
| 368 | }
|
---|
| 369 | }
|
---|
| 370 |
|
---|
| 371 |
|
---|
| 372 |
|
---|
| 373 |
|
---|
| 374 |
|
---|
| 375 |
|
---|