J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2005 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package javax.swing.plaf.metal; |
| 27 | |
| 28 | import javax.swing.plaf.basic.BasicSliderUI; |
| 29 | |
| 30 | import java.awt.Component; |
| 31 | import java.awt.Container; |
| 32 | import java.awt.Graphics; |
| 33 | import java.awt.Dimension; |
| 34 | import java.awt.Rectangle; |
| 35 | import java.awt.Point; |
| 36 | import java.awt.Insets; |
| 37 | import java.awt.Color; |
| 38 | import java.io.Serializable; |
| 39 | import java.awt.IllegalComponentStateException; |
| 40 | import java.awt.Polygon; |
| 41 | import java.beans.*; |
| 42 | |
| 43 | import javax.swing.border.AbstractBorder; |
| 44 | |
| 45 | import javax.swing.*; |
| 46 | import javax.swing.event.*; |
| 47 | import javax.swing.plaf.*; |
| 48 | |
| 49 | /** |
| 50 | * A Java L&F implementation of SliderUI. |
| 51 | * <p> |
| 52 | * <strong>Warning:</strong> |
| 53 | * Serialized objects of this class will not be compatible with |
| 54 | * future Swing releases. The current serialization support is |
| 55 | * appropriate for short term storage or RMI between applications running |
| 56 | * the same version of Swing. As of 1.4, support for long term storage |
| 57 | * of all JavaBeans<sup><font size="-2">TM</font></sup> |
| 58 | * has been added to the <code>java.beans</code> package. |
| 59 | * Please see {@link java.beans.XMLEncoder}. |
| 60 | * |
| 61 | * @author Tom Santos |
| 62 | */ |
| 63 | public class MetalSliderUI extends BasicSliderUI { |
| 64 | |
| 65 | protected final int TICK_BUFFER = 4; |
| 66 | protected boolean filledSlider = false; |
| 67 | // NOTE: these next three variables are currently unused. |
| 68 | protected static Color thumbColor; |
| 69 | protected static Color highlightColor; |
| 70 | protected static Color darkShadowColor; |
| 71 | protected static int trackWidth; |
| 72 | protected static int tickLength; |
| 73 | |
| 74 | /** |
| 75 | * A default horizontal thumb <code>Icon</code>. This field might not be |
| 76 | * used. To change the <code>Icon</code> used by this delgate directly set it |
| 77 | * using the <code>Slider.horizontalThumbIcon</code> UIManager property. |
| 78 | */ |
| 79 | protected static Icon horizThumbIcon; |
| 80 | |
| 81 | /** |
| 82 | * A default vertical thumb <code>Icon</code>. This field might not be |
| 83 | * used. To change the <code>Icon</code> used by this delgate directly set it |
| 84 | * using the <code>Slider.verticalThumbIcon</code> UIManager property. |
| 85 | */ |
| 86 | protected static Icon vertThumbIcon; |
| 87 | |
| 88 | private static Icon SAFE_HORIZ_THUMB_ICON; |
| 89 | private static Icon SAFE_VERT_THUMB_ICON; |
| 90 | |
| 91 | |
| 92 | protected final String SLIDER_FILL = "JSlider.isFilled"; |
| 93 | |
| 94 | public static ComponentUI createUI(JComponent c) { |
| 95 | return new MetalSliderUI(); |
| 96 | } |
| 97 | |
| 98 | public MetalSliderUI() { |
| 99 | super( null ); |
| 100 | } |
| 101 | |
| 102 | private static Icon getHorizThumbIcon() { |
| 103 | if (System.getSecurityManager() != null) { |
| 104 | return SAFE_HORIZ_THUMB_ICON; |
| 105 | } else { |
| 106 | return horizThumbIcon; |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | private static Icon getVertThumbIcon() { |
| 111 | if (System.getSecurityManager() != null) { |
| 112 | return SAFE_VERT_THUMB_ICON; |
| 113 | } else { |
| 114 | return vertThumbIcon; |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | public void installUI( JComponent c ) { |
| 119 | trackWidth = ((Integer)UIManager.get( "Slider.trackWidth" )).intValue(); |
| 120 | tickLength = ((Integer)UIManager.get( "Slider.majorTickLength" )).intValue(); |
| 121 | horizThumbIcon = SAFE_HORIZ_THUMB_ICON = |
| 122 | UIManager.getIcon( "Slider.horizontalThumbIcon" ); |
| 123 | vertThumbIcon = SAFE_VERT_THUMB_ICON = |
| 124 | UIManager.getIcon( "Slider.verticalThumbIcon" ); |
| 125 | |
| 126 | super.installUI( c ); |
| 127 | |
| 128 | thumbColor = UIManager.getColor("Slider.thumb"); |
| 129 | highlightColor = UIManager.getColor("Slider.highlight"); |
| 130 | darkShadowColor = UIManager.getColor("Slider.darkShadow"); |
| 131 | |
| 132 | scrollListener.setScrollByBlock( false ); |
| 133 | |
| 134 | Object sliderFillProp = c.getClientProperty( SLIDER_FILL ); |
| 135 | if ( sliderFillProp != null ) { |
| 136 | filledSlider = ((Boolean)sliderFillProp).booleanValue(); |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | protected PropertyChangeListener createPropertyChangeListener( JSlider slider ) { |
| 141 | return new MetalPropertyListener(); |
| 142 | } |
| 143 | |
| 144 | protected class MetalPropertyListener extends BasicSliderUI.PropertyChangeHandler { |
| 145 | public void propertyChange( PropertyChangeEvent e ) { // listen for slider fill |
| 146 | super.propertyChange( e ); |
| 147 | |
| 148 | String name = e.getPropertyName(); |
| 149 | if ( name.equals( SLIDER_FILL ) ) { |
| 150 | if ( e.getNewValue() != null ) { |
| 151 | filledSlider = ((Boolean)e.getNewValue()).booleanValue(); |
| 152 | } |
| 153 | else { |
| 154 | filledSlider = false; |
| 155 | } |
| 156 | } |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | public void paintThumb(Graphics g) { |
| 161 | Rectangle knobBounds = thumbRect; |
| 162 | |
| 163 | g.translate( knobBounds.x, knobBounds.y ); |
| 164 | |
| 165 | if ( slider.getOrientation() == JSlider.HORIZONTAL ) { |
| 166 | getHorizThumbIcon().paintIcon( slider, g, 0, 0 ); |
| 167 | } |
| 168 | else { |
| 169 | getVertThumbIcon().paintIcon( slider, g, 0, 0 ); |
| 170 | } |
| 171 | |
| 172 | g.translate( -knobBounds.x, -knobBounds.y ); |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * If <code>chooseFirst</code>is true, <code>c1</code> is returned, |
| 177 | * otherwise <code>c2</code>. |
| 178 | */ |
| 179 | private Color chooseColor(boolean chooseFirst, Color c1, Color c2) { |
| 180 | if (chooseFirst) { |
| 181 | return c2; |
| 182 | } |
| 183 | return c1; |
| 184 | } |
| 185 | |
| 186 | /** |
| 187 | * Returns a rectangle enclosing the track that will be painted. |
| 188 | */ |
| 189 | private Rectangle getPaintTrackRect() { |
| 190 | int trackLeft = 0, trackRight = 0, trackTop = 0, trackBottom = 0; |
| 191 | if (slider.getOrientation() == JSlider.HORIZONTAL) { |
| 192 | trackBottom = (trackRect.height - 1) - getThumbOverhang(); |
| 193 | trackTop = trackBottom - (getTrackWidth() - 1); |
| 194 | trackRight = trackRect.width - 1; |
| 195 | } |
| 196 | else { |
| 197 | if (MetalUtils.isLeftToRight(slider)) { |
| 198 | trackLeft = (trackRect.width - getThumbOverhang()) - |
| 199 | getTrackWidth(); |
| 200 | trackRight = (trackRect.width - getThumbOverhang()) - 1; |
| 201 | } |
| 202 | else { |
| 203 | trackLeft = getThumbOverhang(); |
| 204 | trackRight = getThumbOverhang() + getTrackWidth() - 1; |
| 205 | } |
| 206 | trackBottom = trackRect.height - 1; |
| 207 | } |
| 208 | return new Rectangle(trackRect.x + trackLeft, trackRect.y + trackTop, |
| 209 | trackRight - trackLeft, trackBottom - trackTop); |
| 210 | } |
| 211 | |
| 212 | public void paintTrack(Graphics g) { |
| 213 | if (MetalLookAndFeel.usingOcean()) { |
| 214 | oceanPaintTrack(g); |
| 215 | return; |
| 216 | } |
| 217 | Color trackColor = !slider.isEnabled() ? MetalLookAndFeel.getControlShadow() : |
| 218 | slider.getForeground(); |
| 219 | |
| 220 | boolean leftToRight = MetalUtils.isLeftToRight(slider); |
| 221 | |
| 222 | g.translate( trackRect.x, trackRect.y ); |
| 223 | |
| 224 | int trackLeft = 0; |
| 225 | int trackTop = 0; |
| 226 | int trackRight = 0; |
| 227 | int trackBottom = 0; |
| 228 | |
| 229 | // Draw the track |
| 230 | if ( slider.getOrientation() == JSlider.HORIZONTAL ) { |
| 231 | trackBottom = (trackRect.height - 1) - getThumbOverhang(); |
| 232 | trackTop = trackBottom - (getTrackWidth() - 1); |
| 233 | trackRight = trackRect.width - 1; |
| 234 | } |
| 235 | else { |
| 236 | if (leftToRight) { |
| 237 | trackLeft = (trackRect.width - getThumbOverhang()) - |
| 238 | getTrackWidth(); |
| 239 | trackRight = (trackRect.width - getThumbOverhang()) - 1; |
| 240 | } |
| 241 | else { |
| 242 | trackLeft = getThumbOverhang(); |
| 243 | trackRight = getThumbOverhang() + getTrackWidth() - 1; |
| 244 | } |
| 245 | trackBottom = trackRect.height - 1; |
| 246 | } |
| 247 | |
| 248 | if ( slider.isEnabled() ) { |
| 249 | g.setColor( MetalLookAndFeel.getControlDarkShadow() ); |
| 250 | g.drawRect( trackLeft, trackTop, |
| 251 | (trackRight - trackLeft) - 1, (trackBottom - trackTop) - 1 ); |
| 252 | |
| 253 | g.setColor( MetalLookAndFeel.getControlHighlight() ); |
| 254 | g.drawLine( trackLeft + 1, trackBottom, trackRight, trackBottom ); |
| 255 | g.drawLine( trackRight, trackTop + 1, trackRight, trackBottom ); |
| 256 | |
| 257 | g.setColor( MetalLookAndFeel.getControlShadow() ); |
| 258 | g.drawLine( trackLeft + 1, trackTop + 1, trackRight - 2, trackTop + 1 ); |
| 259 | g.drawLine( trackLeft + 1, trackTop + 1, trackLeft + 1, trackBottom - 2 ); |
| 260 | } |
| 261 | else { |
| 262 | g.setColor( MetalLookAndFeel.getControlShadow() ); |
| 263 | g.drawRect( trackLeft, trackTop, |
| 264 | (trackRight - trackLeft) - 1, (trackBottom - trackTop) - 1 ); |
| 265 | } |
| 266 | |
| 267 | // Draw the fill |
| 268 | if ( filledSlider ) { |
| 269 | int middleOfThumb = 0; |
| 270 | int fillTop = 0; |
| 271 | int fillLeft = 0; |
| 272 | int fillBottom = 0; |
| 273 | int fillRight = 0; |
| 274 | |
| 275 | if ( slider.getOrientation() == JSlider.HORIZONTAL ) { |
| 276 | middleOfThumb = thumbRect.x + (thumbRect.width / 2); |
| 277 | middleOfThumb -= trackRect.x; // To compensate for the g.translate() |
| 278 | fillTop = !slider.isEnabled() ? trackTop : trackTop + 1; |
| 279 | fillBottom = !slider.isEnabled() ? trackBottom - 1 : trackBottom - 2; |
| 280 | |
| 281 | if ( !drawInverted() ) { |
| 282 | fillLeft = !slider.isEnabled() ? trackLeft : trackLeft + 1; |
| 283 | fillRight = middleOfThumb; |
| 284 | } |
| 285 | else { |
| 286 | fillLeft = middleOfThumb; |
| 287 | fillRight = !slider.isEnabled() ? trackRight - 1 : trackRight - 2; |
| 288 | } |
| 289 | } |
| 290 | else { |
| 291 | middleOfThumb = thumbRect.y + (thumbRect.height / 2); |
| 292 | middleOfThumb -= trackRect.y; // To compensate for the g.translate() |
| 293 | fillLeft = !slider.isEnabled() ? trackLeft : trackLeft + 1; |
| 294 | fillRight = !slider.isEnabled() ? trackRight - 1 : trackRight - 2; |
| 295 | |
| 296 | if ( !drawInverted() ) { |
| 297 | fillTop = middleOfThumb; |
| 298 | fillBottom = !slider.isEnabled() ? trackBottom - 1 : trackBottom - 2; |
| 299 | } |
| 300 | else { |
| 301 | fillTop = !slider.isEnabled() ? trackTop : trackTop + 1; |
| 302 | fillBottom = middleOfThumb; |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | if ( slider.isEnabled() ) { |
| 307 | g.setColor( slider.getBackground() ); |
| 308 | g.drawLine( fillLeft, fillTop, fillRight, fillTop ); |
| 309 | g.drawLine( fillLeft, fillTop, fillLeft, fillBottom ); |
| 310 | |
| 311 | g.setColor( MetalLookAndFeel.getControlShadow() ); |
| 312 | g.fillRect( fillLeft + 1, fillTop + 1, |
| 313 | fillRight - fillLeft, fillBottom - fillTop ); |
| 314 | } |
| 315 | else { |
| 316 | g.setColor( MetalLookAndFeel.getControlShadow() ); |
| 317 | g.fillRect( fillLeft, fillTop, |
| 318 | fillRight - fillLeft, trackBottom - trackTop ); |
| 319 | } |
| 320 | } |
| 321 | |
| 322 | g.translate( -trackRect.x, -trackRect.y ); |
| 323 | } |
| 324 | |
| 325 | private void oceanPaintTrack(Graphics g) { |
| 326 | boolean leftToRight = MetalUtils.isLeftToRight(slider); |
| 327 | boolean drawInverted = drawInverted(); |
| 328 | Color sliderAltTrackColor = (Color)UIManager.get( |
| 329 | "Slider.altTrackColor"); |
| 330 | |
| 331 | // Translate to the origin of the painting rectangle |
| 332 | Rectangle paintRect = getPaintTrackRect(); |
| 333 | g.translate(paintRect.x, paintRect.y); |
| 334 | |
| 335 | // Width and height of the painting rectangle. |
| 336 | int w = paintRect.width; |
| 337 | int h = paintRect.height; |
| 338 | |
| 339 | if (!slider.isEnabled()) { |
| 340 | g.setColor(MetalLookAndFeel.getControlShadow()); |
| 341 | g.drawRect(0, 0, w - 1, h - 1); |
| 342 | } |
| 343 | else if (slider.getOrientation() == JSlider.HORIZONTAL) { |
| 344 | int middleOfThumb = thumbRect.x + (thumbRect.width / 2) - |
| 345 | paintRect.x; |
| 346 | int fillMinX; |
| 347 | int fillMaxX; |
| 348 | |
| 349 | if (middleOfThumb > 0) { |
| 350 | g.setColor(chooseColor(drawInverted, |
| 351 | MetalLookAndFeel.getPrimaryControlDarkShadow(), |
| 352 | MetalLookAndFeel.getControlDarkShadow())); |
| 353 | g.drawRect(0, 0, middleOfThumb - 1, h - 1); |
| 354 | } |
| 355 | if (middleOfThumb < w) { |
| 356 | g.setColor(chooseColor(drawInverted, |
| 357 | MetalLookAndFeel.getControlDarkShadow(), |
| 358 | MetalLookAndFeel.getPrimaryControlDarkShadow())); |
| 359 | g.drawRect(middleOfThumb, 0, w - middleOfThumb - 1, h - 1); |
| 360 | } |
| 361 | g.setColor(MetalLookAndFeel.getPrimaryControlShadow()); |
| 362 | if (drawInverted) { |
| 363 | fillMinX = middleOfThumb; |
| 364 | fillMaxX = w - 2; |
| 365 | g.drawLine(1, 1, middleOfThumb, 1); |
| 366 | } |
| 367 | else { |
| 368 | fillMinX = 1; |
| 369 | fillMaxX = middleOfThumb; |
| 370 | g.drawLine(middleOfThumb, 1, w - 1, 1); |
| 371 | } |
| 372 | if (h == 6) { |
| 373 | g.setColor(MetalLookAndFeel.getWhite()); |
| 374 | g.drawLine(fillMinX, 1, fillMaxX, 1); |
| 375 | g.setColor(sliderAltTrackColor); |
| 376 | g.drawLine(fillMinX, 2, fillMaxX, 2); |
| 377 | g.setColor(MetalLookAndFeel.getControlShadow()); |
| 378 | g.drawLine(fillMinX, 3, fillMaxX, 3); |
| 379 | g.setColor(MetalLookAndFeel.getPrimaryControlShadow()); |
| 380 | g.drawLine(fillMinX, 4, fillMaxX, 4); |
| 381 | } |
| 382 | } |
| 383 | else { |
| 384 | int middleOfThumb = thumbRect.y + (thumbRect.height / 2) - |
| 385 | paintRect.y; |
| 386 | int fillMinY; |
| 387 | int fillMaxY; |
| 388 | |
| 389 | if (middleOfThumb > 0) { |
| 390 | g.setColor(chooseColor(drawInverted, |
| 391 | MetalLookAndFeel.getControlDarkShadow(), |
| 392 | MetalLookAndFeel.getPrimaryControlDarkShadow())); |
| 393 | g.drawRect(0, 0, w - 1, middleOfThumb - 1); |
| 394 | } |
| 395 | if (middleOfThumb < h) { |
| 396 | g.setColor(chooseColor(drawInverted, |
| 397 | MetalLookAndFeel.getPrimaryControlDarkShadow(), |
| 398 | MetalLookAndFeel.getControlDarkShadow())); |
| 399 | g.drawRect(0, middleOfThumb, w - 1, h - middleOfThumb - 1); |
| 400 | } |
| 401 | g.setColor(MetalLookAndFeel.getPrimaryControlShadow()); |
| 402 | if (drawInverted()) { |
| 403 | fillMinY = 1; |
| 404 | fillMaxY = middleOfThumb; |
| 405 | if (leftToRight) { |
| 406 | g.drawLine(1, middleOfThumb, 1, h - 1); |
| 407 | } |
| 408 | else { |
| 409 | g.drawLine(w - 2, middleOfThumb, w - 2, h - 1); |
| 410 | } |
| 411 | } |
| 412 | else { |
| 413 | fillMinY = middleOfThumb; |
| 414 | fillMaxY = h - 2; |
| 415 | if (leftToRight) { |
| 416 | g.drawLine(1, 1, 1, middleOfThumb); |
| 417 | } |
| 418 | else { |
| 419 | g.drawLine(w - 2, 1, w - 2, middleOfThumb); |
| 420 | } |
| 421 | } |
| 422 | if (w == 6) { |
| 423 | g.setColor(chooseColor(!leftToRight, |
| 424 | MetalLookAndFeel.getWhite(), |
| 425 | MetalLookAndFeel.getPrimaryControlShadow())); |
| 426 | g.drawLine(1, fillMinY, 1, fillMaxY); |
| 427 | g.setColor(chooseColor(!leftToRight, sliderAltTrackColor, |
| 428 | MetalLookAndFeel.getControlShadow())); |
| 429 | g.drawLine(2, fillMinY, 2, fillMaxY); |
| 430 | g.setColor(chooseColor(!leftToRight, |
| 431 | MetalLookAndFeel.getControlShadow(), |
| 432 | sliderAltTrackColor)); |
| 433 | g.drawLine(3, fillMinY, 3, fillMaxY); |
| 434 | g.setColor(chooseColor(!leftToRight, |
| 435 | MetalLookAndFeel.getPrimaryControlShadow(), |
| 436 | MetalLookAndFeel.getWhite())); |
| 437 | g.drawLine(4, fillMinY, 4, fillMaxY); |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | g.translate(-paintRect.x, -paintRect.y); |
| 442 | } |
| 443 | |
| 444 | public void paintFocus(Graphics g) { |
| 445 | } |
| 446 | |
| 447 | protected Dimension getThumbSize() { |
| 448 | Dimension size = new Dimension(); |
| 449 | |
| 450 | if ( slider.getOrientation() == JSlider.VERTICAL ) { |
| 451 | size.width = getVertThumbIcon().getIconWidth(); |
| 452 | size.height = getVertThumbIcon().getIconHeight(); |
| 453 | } |
| 454 | else { |
| 455 | size.width = getHorizThumbIcon().getIconWidth(); |
| 456 | size.height = getHorizThumbIcon().getIconHeight(); |
| 457 | } |
| 458 | |
| 459 | return size; |
| 460 | } |
| 461 | |
| 462 | /** |
| 463 | * Gets the height of the tick area for horizontal sliders and the width of the |
| 464 | * tick area for vertical sliders. BasicSliderUI uses the returned value to |
| 465 | * determine the tick area rectangle. |
| 466 | */ |
| 467 | public int getTickLength() { |
| 468 | return slider.getOrientation() == JSlider.HORIZONTAL ? tickLength + TICK_BUFFER + 1 : |
| 469 | tickLength + TICK_BUFFER + 3; |
| 470 | } |
| 471 | |
| 472 | /** |
| 473 | * Returns the shorter dimension of the track. |
| 474 | */ |
| 475 | protected int getTrackWidth() { |
| 476 | // This strange calculation is here to keep the |
| 477 | // track in proportion to the thumb. |
| 478 | final double kIdealTrackWidth = 7.0; |
| 479 | final double kIdealThumbHeight = 16.0; |
| 480 | final double kWidthScalar = kIdealTrackWidth / kIdealThumbHeight; |
| 481 | |
| 482 | if ( slider.getOrientation() == JSlider.HORIZONTAL ) { |
| 483 | return (int)(kWidthScalar * thumbRect.height); |
| 484 | } |
| 485 | else { |
| 486 | return (int)(kWidthScalar * thumbRect.width); |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | /** |
| 491 | * Returns the longer dimension of the slide bar. (The slide bar is only the |
| 492 | * part that runs directly under the thumb) |
| 493 | */ |
| 494 | protected int getTrackLength() { |
| 495 | if ( slider.getOrientation() == JSlider.HORIZONTAL ) { |
| 496 | return trackRect.width; |
| 497 | } |
| 498 | return trackRect.height; |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * Returns the amount that the thumb goes past the slide bar. |
| 503 | */ |
| 504 | protected int getThumbOverhang() { |
| 505 | return (int)(getThumbSize().getHeight()-getTrackWidth())/2; |
| 506 | } |
| 507 | |
| 508 | protected void scrollDueToClickInTrack( int dir ) { |
| 509 | scrollByUnit( dir ); |
| 510 | } |
| 511 | |
| 512 | protected void paintMinorTickForHorizSlider( Graphics g, Rectangle tickBounds, int x ) { |
| 513 | g.setColor( slider.isEnabled() ? slider.getForeground() : MetalLookAndFeel.getControlShadow() ); |
| 514 | g.drawLine( x, TICK_BUFFER, x, TICK_BUFFER + (tickLength / 2) ); |
| 515 | } |
| 516 | |
| 517 | protected void paintMajorTickForHorizSlider( Graphics g, Rectangle tickBounds, int x ) { |
| 518 | g.setColor( slider.isEnabled() ? slider.getForeground() : MetalLookAndFeel.getControlShadow() ); |
| 519 | g.drawLine( x, TICK_BUFFER , x, TICK_BUFFER + (tickLength - 1) ); |
| 520 | } |
| 521 | |
| 522 | protected void paintMinorTickForVertSlider( Graphics g, Rectangle tickBounds, int y ) { |
| 523 | g.setColor( slider.isEnabled() ? slider.getForeground() : MetalLookAndFeel.getControlShadow() ); |
| 524 | |
| 525 | if (MetalUtils.isLeftToRight(slider)) { |
| 526 | g.drawLine( TICK_BUFFER, y, TICK_BUFFER + (tickLength / 2), y ); |
| 527 | } |
| 528 | else { |
| 529 | g.drawLine( 0, y, tickLength/2, y ); |
| 530 | } |
| 531 | } |
| 532 | |
| 533 | protected void paintMajorTickForVertSlider( Graphics g, Rectangle tickBounds, int y ) { |
| 534 | g.setColor( slider.isEnabled() ? slider.getForeground() : MetalLookAndFeel.getControlShadow() ); |
| 535 | |
| 536 | if (MetalUtils.isLeftToRight(slider)) { |
| 537 | g.drawLine( TICK_BUFFER, y, TICK_BUFFER + tickLength, y ); |
| 538 | } |
| 539 | else { |
| 540 | g.drawLine( 0, y, tickLength, y ); |
| 541 | } |
| 542 | } |
| 543 | } |