Source Code Cross Referenced for X11Graphics.java in  » 6.0-JDK-Modules » j2me » java » awt » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » j2me » java.awt 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * @(#)X11Graphics.java	1.27 06/10/10
003:         *
004:         * Copyright  1990-2006 Sun Microsystems, Inc. All Rights Reserved.
005:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
006:         * 
007:         * This program is free software; you can redistribute it and/or
008:         * modify it under the terms of the GNU General Public License version
009:         * 2 only, as published by the Free Software Foundation. 
010:         * 
011:         * This program is distributed in the hope that it will be useful, but
012:         * WITHOUT ANY WARRANTY; without even the implied warranty of
013:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014:         * General Public License version 2 for more details (a copy is
015:         * included at /legal/license.txt). 
016:         * 
017:         * You should have received a copy of the GNU General Public License
018:         * version 2 along with this work; if not, write to the Free Software
019:         * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020:         * 02110-1301 USA 
021:         * 
022:         * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
023:         * Clara, CA 95054 or visit www.sun.com if you need additional
024:         * information or have any questions. 
025:         *
026:         */
027:        package java.awt;
028:
029:        import java.io.*;
030:        import java.util.*;
031:        import java.awt.image.ImageObserver;
032:
033:        /**
034:         * X11Graphics is an object that encapsulates a graphics context for a
035:         * particular canvas.
036:         *
037:         * @version 1.22, 08/19/02
038:         */
039:
040:        class X11Graphics extends Graphics {
041:            private static final Font DEFAULT_FONT = new Font("Dialog",
042:                    Font.PLAIN, 12);
043:            private boolean disposed = false;
044:            Color foreground;
045:            Color background;
046:            Font font;
047:            int originX; // TODO: change to float
048:            int originY; // TODO: change to float
049:            int gc;
050:            private int drawable;
051:            private Rectangle clip;
052:            private X11FontMetrics fontmetrics;
053:
054:            //    private native void imageCreate(ImageRepresentation ir);
055:
056:            private native int createGC(int drawable);
057:
058:            private native int copyGC(int drawable, int gc);
059:
060:            private native void destroyGC(int gc);
061:
062:            //    private native void pSetFont(int gc, byte[] f);
063:            private native void pSetForeground(int gc, Color c);
064:
065:            private native void pSetPaintMode(int gc, Color c);
066:
067:            private native void pSetXORMode(int gc, Color cxor);
068:
069:            private native void pDrawBytes(int drawable, int gc, int xfontset,
070:                    byte[] data, int dataLen, int x, int y);
071:
072:            private native void pClearRect(int drawable, int x, int y, int w,
073:                    int h);
074:
075:            private native void pFillRect(int drawable, int gc, int x, int y,
076:                    int w, int h);
077:
078:            private native void pDrawRect(int drawable, int gc, int x, int y,
079:                    int w, int h);
080:
081:            private native void pCopyArea(int drawable, int gc, int x, int y,
082:                    int w, int h, int dx, int dy);
083:
084:            private native void pDrawLine(int drawable, int gc, int x1, int y1,
085:                    int x2, int y2);
086:
087:            private native void pDrawPolygon(int drawable, int gc,
088:                    int xPoints[], int yPoints[], int nPoints);
089:
090:            private native void pFillPolygon(int drawable, int gc,
091:                    int XPoints[], int yPoints[], int nPoints);
092:
093:            private native void pDrawArc(int drawable, int gc, int x, int y,
094:                    int w, int h, int start, int end);
095:
096:            private native void pFillArc(int drawable, int gc, int x, int y,
097:                    int w, int h, int start, int end);
098:
099:            private native void pDrawRoundRect(int drawable, int gc, int x,
100:                    int y, int w, int h, int arcWidth, int arcHeight);
101:
102:            private native void pFillRoundRect(int drawable, int gc, int x,
103:                    int y, int w, int h, int arcWidth, int arcHeight);
104:
105:            private native void pDrawImage(int drawableSrc, int drawableDest,
106:                    int clipmask, int x, int y, int w, int h, int sx, int sy);
107:
108:            private native void pDrawImageBG(int drawableSrc, int drawableDest,
109:                    int clipmask, int x, int y, int w, int h, int sx, int sy,
110:                    Color c);
111:
112:            private native void pDrawImageScale(int src, int drawableDest,
113:                    int clipmask, int gc, int x, int y, int w, int h, int newW,
114:                    int newH, int sx, int sy, int clipW, int clipH);
115:
116:            private native void pDrawImageScaleBG(int src, int drawableDest,
117:                    int clipmask, int gc, int x, int y, int w, int h, int newW,
118:                    int newH, int sx, int sy, int clipW, int clipH, Color c);
119:
120:            private native void pDrawImageSub(int drawableSrc,
121:                    int drawableDest, int clipmask, int gc, int x, int y,
122:                    int w, int h, int newX, int newY, int newW, int newH,
123:                    int originx, int originy);
124:
125:            private native void pDrawImageSubBG(int drawableSrc,
126:                    int drawableDest, int clipmask, int gc, int x, int y,
127:                    int w, int h, int newX, int newY, int newW, int newH,
128:                    int originx, int originy, Color c);
129:
130:            private native void pChangeClipRect(int gc, int x, int y, int w,
131:                    int h);
132:
133:            private native void pRemoveClip(int gc);
134:
135:            X11Graphics(HeavyweightComponentXWindow xwindow) {
136:                drawable = xwindow.windowID;
137:                gc = createGC(drawable);
138:                foreground = xwindow.component.foreground;
139:                background = xwindow.component.background;
140:                if (xwindow instanceof  WindowXWindow) {
141:                    originX = -((WindowXWindow) xwindow).leftBorder;
142:                    originY = -((WindowXWindow) xwindow).topBorder;
143:                }
144:                setFont(DEFAULT_FONT);
145:            }
146:
147:            X11Graphics(X11Graphics g) {
148:                drawable = g.drawable;
149:                gc = copyGC(drawable, g.gc);
150:                foreground = g.foreground;
151:                background = g.background;
152:                font = g.font;
153:                fontmetrics = g.fontmetrics;
154:                originX = g.originX;
155:                originY = g.originY;
156:                clip = g.clip;
157:            }
158:
159:            X11Graphics(X11Image img) {
160:                drawable = img.Xpixmap;
161:                gc = createGC(drawable);
162:                setFont(DEFAULT_FONT);
163:            }
164:
165:            /**
166:             * Create a new X11Graphics Object based on this one.
167:             */
168:            public Graphics create() {
169:                return new X11Graphics(this );
170:            }
171:
172:            /**
173:             * Translate
174:             */
175:            public void translate(int x, int y) {
176:                originX += x;
177:                originY += y;
178:            }
179:
180:            /*
181:             * Subclasses should override disposeImpl() instead of dispose(). Client
182:             * code should always invoke dispose(), never disposeImpl().
183:             *
184:             * An X11Graphics cannot be used after being disposed.
185:             */
186:            protected native void disposeImpl();
187:
188:            public final void dispose() {
189:                if (!disposed) {
190:                    disposed = true;
191:                    disposeImpl();
192:                    destroyGC(gc);
193:                }
194:            }
195:
196:            public void setFont(Font font) {
197:                if (font == null)
198:                    font = DEFAULT_FONT;
199:                this .font = font;
200:                fontmetrics = font.getX11FontMetrics();
201:            }
202:
203:            public Font getFont() {
204:                return font;
205:            }
206:
207:            /**
208:             * Gets the font metrics of the current font.
209:             * @return    the font metrics of this graphics
210:             *                    context's current font.
211:             * @see       java.awt.Graphics#getFont
212:             * @see       java.awt.FontMetrics
213:             * @see       java.awt.Graphics#getFontMetrics(Font)
214:             * @since     JDK1.0
215:             */
216:            public FontMetrics getFontMetrics() {
217:                return fontmetrics;
218:            }
219:
220:            /**
221:             * Gets font metrics for the given font.
222:             */
223:            public FontMetrics getFontMetrics(Font font) {
224:                return font.getX11FontMetrics();
225:            }
226:
227:            /**
228:             * Sets the foreground color.
229:             */
230:            public void setColor(Color c) {
231:                if ((c != null) && (c != foreground)) {
232:                    pSetForeground(gc, c);
233:                    foreground = c;
234:                }
235:            }
236:
237:            public Color getColor() {
238:                return foreground;
239:            }
240:
241:            /**
242:             * Sets the paint mode to overwrite the destination with the
243:             * current color. This is the default paint mode.
244:             */
245:            public void setPaintMode() {
246:                pSetPaintMode(gc, foreground);
247:            }
248:
249:            /**
250:             * Sets the paint mode to alternate between the current color
251:             * and the given color.
252:             */
253:            public void setXORMode(Color c1) {
254:                pSetXORMode(gc, c1);
255:            }
256:
257:            /** Clears the rectangle indicated by x,y,w,h. */
258:            public void clearRect(int x, int y, int w, int h) {
259:                if (clip != null) {
260:                    Rectangle dim = new Rectangle(x + originX, y + originY, w,
261:                            h);
262:                    if ((dim = clip.intersection(dim)) != null)
263:                        pClearRect(drawable, dim.x, dim.y, dim.width,
264:                                dim.height);
265:                } else
266:
267:                    pClearRect(drawable, x + originX, y + originY, w, h);
268:            }
269:
270:            /** Fills the given rectangle with the foreground color. */
271:            public void fillRect(int X, int Y, int W, int H) {
272:                pFillRect(drawable, gc, X + originX, Y + originY, W, H);
273:            }
274:
275:            /** Draws the given rectangle. */
276:            public void drawRect(int X, int Y, int W, int H) {
277:                pDrawRect(drawable, gc, X + originX, Y + originY, W, H);
278:            }
279:
280:            /** Draws the given line. */
281:            public void drawLine(int x1, int y1, int x2, int y2) {
282:                pDrawLine(drawable, gc, x1 + originX, y1 + originY, x2
283:                        + originX, y2 + originY);
284:            }
285:
286:            /**
287:             * Copies an area of the canvas that this graphics context paints to.
288:             * @param X the x-coordinate of the source.
289:             * @param Y the y-coordinate of the source.
290:             * @param W the width.
291:             * @param H the height.
292:             * @param dx the x-coordinate of the destination.
293:             * @param dy the y-coordinate of the destination.
294:             */
295:            public void copyArea(int X, int Y, int W, int H, int dx, int dy) {
296:                if (drawable != 0)
297:                    pCopyArea(drawable, gc, X + originX, Y + originY, W, H, X
298:                            + dx + originX, Y + dy + originY);
299:            }
300:
301:            /** Draws a bunch of lines defined by an array of x points and y points */
302:            public void drawPolyline(int xPoints[], int yPoints[], int nPoints) {
303:                int i;
304:                for (i = 0; i < nPoints; i++) {
305:                    xPoints[i] += originX;
306:                    yPoints[i] += originY;
307:                }
308:                pDrawPolygon(drawable, gc, xPoints, yPoints, nPoints);
309:            }
310:
311:            /** Draws a polygon defined by an array of x points and y points */
312:            public void drawPolygon(int xPoints[], int yPoints[], int nPoints) {
313:                int nxPoints[] = new int[nPoints + 1];
314:                int nyPoints[] = new int[nPoints + 1];
315:                int i;
316:                for (i = 0; i < nPoints; i++) {
317:                    nxPoints[i] += originX;
318:                    nyPoints[i] += originY;
319:                }
320:                nxPoints[i] = nxPoints[0] + originX;
321:                nyPoints[i] = nyPoints[0] + originY;
322:                pDrawPolygon(drawable, gc, xPoints, yPoints, nPoints + 1);
323:            }
324:
325:            /** Fills a polygon with the current fill mask */
326:            public void fillPolygon(int xPoints[], int yPoints[], int nPoints) {
327:                int i;
328:                for (i = 0; i < nPoints; i++) {
329:                    xPoints[i] += originX;
330:                    yPoints[i] += originY;
331:                }
332:                pFillPolygon(drawable, gc, xPoints, yPoints, nPoints);
333:            }
334:
335:            /** Draws an oval to fit in the given rectangle */
336:            public void drawOval(int x, int y, int w, int h) {
337:                pDrawArc(drawable, gc, x + originX, y + originY, w, h, 0,
338:                        360 * 64);
339:            }
340:
341:            /** Fills an oval to fit in the given rectangle */
342:            public void fillOval(int x, int y, int w, int h) {
343:                pFillArc(drawable, gc, x + originX, y + originY, w, h, 0,
344:                        360 * 64);
345:            }
346:
347:            /**
348:             * Draws an arc bounded by the given rectangle from startAngle to
349:             * endAngle. 0 degrees is a vertical line straight up from the
350:             * center of the rectangle. Positive angles indicate clockwise
351:             * rotations, negative angle are counter-clockwise.
352:             */
353:            public void drawArc(int x, int y, int w, int h, int startAngle,
354:                    int endAngle) {
355:                pDrawArc(drawable, gc, x + originX, y + originY, w, h,
356:                        startAngle * 64, endAngle * 64);
357:            }
358:
359:            /** fills an arc. arguments are the same as drawArc. */
360:            public void fillArc(int x, int y, int w, int h, int startAngle,
361:                    int endAngle) {
362:                pFillArc(drawable, gc, x + originX, y + originY, w, h,
363:                        startAngle * 64, endAngle * 64);
364:            }
365:
366:            /** Draws a rounded rectangle. */
367:            public void drawRoundRect(int x, int y, int w, int h, int arcWidth,
368:                    int arcHeight) {
369:                pDrawRoundRect(drawable, gc, x + originX, y + originY, w, h,
370:                        arcWidth, arcHeight);
371:            }
372:
373:            /** Draws a filled rounded rectangle. */
374:            public void fillRoundRect(int x, int y, int w, int h, int arcWidth,
375:                    int arcHeight) {
376:                pFillRoundRect(drawable, gc, x + originX, y + originY, w, h,
377:                        arcWidth, arcHeight);
378:            }
379:
380:            /** Draws the given string. */
381:            public void drawString(String string, int x, int y) {
382:                if (string == null)
383:                    return;
384:                byte[] newstr = string.getBytes();
385:                pDrawBytes(drawable, gc, fontmetrics.XFontSet, newstr,
386:                        newstr.length, x + originX, y + originY);
387:            }
388:
389:            /** Draws the given character array. */
390:            public void drawChars(char chars[], int offset, int length, int x,
391:                    int y) {
392:                String tmpstr = new String(chars);
393:                String substr = tmpstr.substring(offset, offset + length);
394:                byte[] newstr = substr.getBytes();
395:                pDrawBytes(drawable, gc, fontmetrics.XFontSet, newstr,
396:                        newstr.length, x + originX, y + originY);
397:            }
398:
399:            /**
400:             * Gets the current clipping area
401:             */
402:            public Rectangle getClipBounds() {
403:                if (clip != null)
404:                    return new Rectangle(clip.x - originX, clip.y - originY,
405:                            clip.width, clip.height);
406:                return null;
407:            }
408:
409:            /** Returns a Shape object representing the X11Graphics clip. */
410:            public Shape getClip() {
411:                return getClipBounds();
412:            }
413:
414:            /** Crops the clipping rectangle for this X11Graphics context. */
415:            public void clipRect(int x, int y, int w, int h) {
416:                Rectangle rect = new Rectangle(x + originX, y + originY, w, h);
417:                if (clip != null)
418:                    rect = clip.intersection(rect);
419:                clip = rect;
420:                pChangeClipRect(gc, clip.x, clip.y, clip.width, clip.height);
421:            }
422:
423:            /** Sets the clipping rectangle for this X11Graphics context. */
424:            public void setClip(int x, int y, int w, int h) {
425:                clip = new Rectangle(x + originX, y + originY, w, h);
426:                pChangeClipRect(gc, clip.x, clip.y, w, h);
427:            }
428:
429:            /** Sets the X11Graphics clip to a Shape (only Rectangle allowed). */
430:            public void setClip(Shape clip) {
431:                if (clip == null) {
432:                    pRemoveClip(gc);
433:                } else if (clip instanceof  Rectangle) {
434:                    Rectangle rect = (Rectangle) clip;
435:                    setClip(rect.x, rect.y, rect.width, rect.height);
436:                } else {
437:                    throw new IllegalArgumentException(
438:                            "setClip(Shape) only supports Rectangle objects");
439:                }
440:            }
441:
442:            /**
443:             * Draws an image at x,y in nonblocking mode with a callback object.
444:             */
445:            public boolean drawImage(Image img, int x, int y,
446:                    ImageObserver observer) {
447:                X11Image ximg = (X11Image) img;
448:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
449:                    x += originX;
450:                    y += originY;
451:                    Rectangle dim = new Rectangle(x, y, ximg.width, ximg.height);
452:                    int sx = 0, sy = 0;
453:                    if (clip != null) {
454:                        dim = clip.intersection(dim);
455:                        int diff;
456:                        diff = clip.x - x;
457:                        if (diff > 0)
458:                            sx = diff;
459:                        diff = clip.y - y;
460:                        if (diff > 0)
461:                            sy = diff;
462:                    }
463:                    if ((dim.width > 0) && (dim.height > 0))
464:                        pDrawImage(ximg.Xpixmap, drawable, ximg.Xclipmask,
465:                                dim.x, dim.y, dim.width, dim.height, sx, sy);
466:                }
467:                ximg.addObserver(observer);
468:                return true;
469:            }
470:
471:            /**
472:             * Draws an image at x,y in nonblocking mode with a solid background
473:             * color and a callback object.
474:             */
475:            public boolean drawImage(Image img, int x, int y, Color bg,
476:                    ImageObserver observer) {
477:                X11Image ximg = (X11Image) img;
478:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
479:                    x += originX;
480:                    y += originY;
481:                    Rectangle dim = new Rectangle(x, y, ximg.width, ximg.height);
482:                    int sx = 0, sy = 0;
483:                    if (clip != null) {
484:                        dim = clip.intersection(dim);
485:                        int diff;
486:                        diff = clip.x - x;
487:                        if (diff > 0)
488:                            sx = diff;
489:                        diff = clip.y - y;
490:                        if (diff > 0)
491:                            sy = diff;
492:                    }
493:                    if ((dim.width > 0) && (dim.height > 0))
494:
495:                        pDrawImageBG(ximg.Xpixmap, drawable, ximg.Xclipmask,
496:                                dim.x, dim.y, dim.width, dim.height, sx, sy, bg);
497:                }
498:                ximg.addObserver(observer);
499:                return true;
500:            }
501:
502:            /**
503:             * Draws an image scaled to x,y,w,h in nonblocking mode with a
504:             * callback object.
505:             */
506:            public boolean drawImage(Image img, int x, int y, int width,
507:                    int height, ImageObserver observer) {
508:                X11Image ximg = (X11Image) img;
509:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
510:                    x += originX;
511:                    y += originY;
512:                    Rectangle dim = new Rectangle(x, y, width, height);
513:                    int sx = 0, sy = 0;
514:                    if (clip != null) {
515:                        dim = clip.intersection(dim);
516:                        int diff;
517:                        diff = clip.x - x;
518:                        if (diff > 0)
519:                            sx = (diff * ximg.width) / width;
520:                        diff = clip.y - y;
521:                        if (diff > 0)
522:                            sy = (diff * ximg.height) / height;
523:                    }
524:                    if ((dim.width > 0) && (dim.height > 0))
525:                        pDrawImageScale(ximg.Xpixmap, drawable, ximg.Xclipmask,
526:                                gc, dim.x, dim.y, ximg.width, ximg.height,
527:                                width, height, sx, sy, dim.width, dim.height);
528:                }
529:                ximg.addObserver(observer);
530:                return true;
531:            }
532:
533:            /**
534:             * Draws an image scaled to x,y,w,h in nonblocking mode with a
535:             * solid background color and a callback object.
536:             */
537:            public boolean drawImage(Image img, int x, int y, int width,
538:                    int height, Color bg, ImageObserver observer) {
539:                X11Image ximg = (X11Image) img;
540:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
541:                    x += originX;
542:                    y += originY;
543:                    Rectangle dim = new Rectangle(x, y, width, height);
544:                    int sx = 0, sy = 0;
545:                    if (clip != null) {
546:                        dim = clip.intersection(dim);
547:                        int diff;
548:                        diff = clip.x - x;
549:                        if (diff > 0)
550:                            sx = (diff * ximg.width) / width;
551:                        diff = clip.y - y;
552:                        if (diff > 0)
553:                            sy = (diff * ximg.height) / height;
554:                    }
555:                    if ((dim.width > 0) && (dim.height > 0))
556:
557:                        pDrawImageScaleBG(ximg.Xpixmap, drawable,
558:                                ximg.Xclipmask, gc, dim.x, dim.y, ximg.width,
559:                                ximg.height, width, height, sx, sy, dim.width,
560:                                dim.height, bg);
561:                }
562:                ximg.addObserver(observer);
563:                return true;
564:            }
565:
566:            /**
567:             * Draws a subrectangle of an image scaled to a destination rectangle
568:             * in nonblocking mode with a callback object.
569:             */
570:            public boolean drawImage(Image img, int dx1, int dy1, int dx2,
571:                    int dy2, int sx1, int sy1, int sx2, int sy2,
572:                    ImageObserver observer) {
573:                X11Image ximg = (X11Image) img;
574:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
575:                    Rectangle srcRect = new Rectangle(Math.min(sx1, sx2), Math
576:                            .min(sy1, sy2), Math.abs(sx2 - sx1), Math.abs(sy2
577:                            - sy1));
578:                    Rectangle newRect = srcRect.intersection(new Rectangle(0,
579:                            0, ximg.width, ximg.height));
580:                    int nx1, nx2;
581:                    nx1 = nx2 = newRect.x;
582:                    if (sx1 < sx2)
583:                        nx2 += newRect.width - 1;
584:                    else
585:                        nx1 += newRect.width - 1;
586:                    int ny1, ny2;
587:                    ny1 = ny2 = newRect.y;
588:                    if (sy1 < sy2)
589:                        ny2 += newRect.height - 1;
590:                    else
591:                        ny1 += newRect.height - 1;
592:                    pDrawImageSub(ximg.Xpixmap, drawable, ximg.Xclipmask, gc,
593:                            nx1, ny1, nx2, ny2, dx1, dy1, dx2, dy2, originX,
594:                            originY);
595:                }
596:                ximg.addObserver(observer);
597:                return true;
598:            }
599:
600:            /**
601:             * Draws a subrectangle of an image scaled to a destination rectangle in
602:             * nonblocking mode with a solid background color and a callback object.
603:             */
604:            public boolean drawImage(Image img, int dx1, int dy1, int dx2,
605:                    int dy2, int sx1, int sy1, int sx2, int sy2, Color bg,
606:                    ImageObserver observer) {
607:                X11Image ximg = (X11Image) img;
608:                if ((drawable != 0) && (ximg.Xpixmap != 0)) {
609:                    Rectangle srcRect = new Rectangle(Math.min(sx1, sx2), Math
610:                            .min(sy1, sy2), Math.abs(sx2 - sx1), Math.abs(sy2
611:                            - sy1));
612:                    Rectangle newRect = srcRect.intersection(new Rectangle(0,
613:                            0, ximg.width, ximg.height));
614:                    int nx1, nx2;
615:                    nx1 = nx2 = newRect.x;
616:                    if (sx1 < sx2)
617:                        nx2 += newRect.width - 1;
618:                    else
619:                        nx1 += newRect.width - 1;
620:                    int ny1, ny2;
621:                    ny1 = ny2 = newRect.y;
622:                    if (sy1 < sy2)
623:                        ny2 += newRect.height - 1;
624:                    else
625:                        ny1 += newRect.height - 1;
626:                    pDrawImageSubBG(ximg.Xpixmap, drawable, ximg.Xclipmask, gc,
627:                            nx1, ny1, nx2, ny2, dx1, dy1, dx2, dy2, originX,
628:                            originY, bg);
629:                }
630:                ximg.addObserver(observer);
631:                return true;
632:            }
633:
634:            public String toString() {
635:                return getClass().getName() + "[" + originX + "," + originY
636:                        + "]";
637:            }
638:            /* Outline the given region. */
639:            //public native void drawRegion(Region r);
640:            /* Fill the given region. */
641:            //public native void fillRegion(Region r);
642:        }
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