当前位置: 首页>>代码示例>>Java>>正文

Java ImageObserver类代码示例

本文整理汇总了Java中java.awt.image.ImageObserver类的典型用法代码示例。如果您正苦于以下问题：Java ImageObserver类的具体用法？Java ImageObserver怎么用？Java ImageObserver使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


ImageObserver类属于java.awt.image包，在下文中一共展示了ImageObserver类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: drawImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
public boolean drawImage(Image img, int x, int y,
                         Color bgcolor,
                         ImageObserver observer) {

    if (img == null) {
        return true;
    }

    boolean result;
    int srcWidth = img.getWidth(null);
    int srcHeight = img.getHeight(null);

    if (srcWidth < 0 || srcHeight < 0) {
        result = false;
    } else {
        result = drawImage(img, x, y, srcWidth, srcHeight, bgcolor, observer);
    }

    return result;
}
开发者ID:SunburstApps，项目名称:OpenJSharp，代码行数:21，代码来源:PathGraphics.java

示例2: abort

import java.awt.image.ImageObserver; //导入依赖的package包/类
synchronized void abort() {
    image.getSource().removeConsumer(this);
    consuming = false;
    newbits = null;
    bimage = null;
    biRaster = null;
    cmodel = null;
    srcLUT = null;
    isDefaultBI = false;
    isSameCM = false;

    newInfo(image, ImageObserver.ABORT, -1, -1, -1, -1);
    availinfo &= ~(ImageObserver.SOMEBITS
                   | ImageObserver.FRAMEBITS
                   | ImageObserver.ALLBITS
                   | ImageObserver.ERROR);
}
开发者ID:lambdalab-mirror，项目名称:jdk8u-jdk，代码行数:18，代码来源:ImageRepresentation.java

示例3: copyImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
public boolean copyImage(SunGraphics2D sg, Image img,
                         int dx, int dy, int sx, int sy, int w, int h,
                         Color bgColor,
                         ImageObserver observer) {
    if (!(img instanceof ToolkitImage)) {
        return copyImage(sg, img, dx, dy, sx, sy, w, h, bgColor);
    } else {
        ToolkitImage sunimg = (ToolkitImage)img;
        if (!imageReady(sunimg, observer)) {
            return false;
        }
        ImageRepresentation ir = sunimg.getImageRep();
        return ir.drawToBufImage(sg, sunimg,
                                 dx, dy, (dx + w), (dy + h),
                                 sx, sy, (sx + w), (sy + h),
                                 bgColor, observer);
    }
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:19，代码来源:DrawImage.java

示例4: prepare

import java.awt.image.ImageObserver; //导入依赖的package包/类
public boolean prepare(ImageObserver iw) {
    if (src != null) {
        src.checkSecurity(null, false);
    }
    if ((availinfo & ImageObserver.ERROR) != 0) {
        if (iw != null) {
            iw.imageUpdate(image, ImageObserver.ERROR|ImageObserver.ABORT,
                           -1, -1, -1, -1);
        }
        return false;
    }
    boolean done = ((availinfo & ImageObserver.ALLBITS) != 0);
    if (!done) {
        addWatcher(iw);
        startProduction();
        // Some producers deliver image data synchronously
        done = ((availinfo & ImageObserver.ALLBITS) != 0);
    }
    return done;
}
开发者ID:SunburstApps，项目名称:OpenJSharp，代码行数:21，代码来源:ImageRepresentation.java

示例5: reconstruct

import java.awt.image.ImageObserver; //导入依赖的package包/类
private synchronized void reconstruct(int flags) {
    if ((flags & ~availinfo) != 0) {
        if ((availinfo & ImageObserver.ERROR) != 0) {
            return;
        }
        ImageRepresentation ir = getImageRep();
        ir.startProduction();
        while ((flags & ~availinfo) != 0) {
            try {
                wait();
            } catch (InterruptedException e) {
                Thread.currentThread().interrupt();
                return;
            }
            if ((availinfo & ImageObserver.ERROR) != 0) {
                return;
            }
        }
    }
}
开发者ID:SunburstApps，项目名称:OpenJSharp，代码行数:21，代码来源:ToolkitImage.java

示例6: ensureLoaded

import java.awt.image.ImageObserver; //导入依赖的package包/类
private static void ensureLoaded(Image image) {
    if (
        (Toolkit.getDefaultToolkit().checkImage(image, -1, -1, null) &
            (ImageObserver.ALLBITS | ImageObserver.FRAMEBITS)) != 0
    ) {
        return;
    }

    synchronized (tracker) {
        int id = ++mediaTrackerID;
        tracker.addImage(image, id);

        try {
            tracker.waitForID(id, 0);
        } catch (InterruptedException e) {
            System.out.println("INTERRUPTED while loading Image");
        }

        // #262804 assertation disabled because of error, when using ImageFilter
        // assert (tracker.statusID(id, false) == MediaTracker.COMPLETE) : "Image loaded";
        tracker.removeImage(image, id);
    }
}
开发者ID:apache，项目名称:incubator-netbeans，代码行数:24，代码来源:ImageUtilities.java

示例7: reconstruct

import java.awt.image.ImageObserver; //导入依赖的package包/类
public synchronized void reconstruct(int flags) {
    if (src != null) {
        src.checkSecurity(null, false);
    }
    int missinginfo = flags & ~availinfo;
    if ((availinfo & ImageObserver.ERROR) == 0 && missinginfo != 0) {
        numWaiters++;
        try {
            startProduction();
            missinginfo = flags & ~availinfo;
            while ((availinfo & ImageObserver.ERROR) == 0 &&
                   missinginfo != 0)
            {
                try {
                    wait();
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    return;
                }
                missinginfo = flags & ~availinfo;
            }
        } finally {
            decrementWaiters();
        }
    }
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:27，代码来源:ImageRepresentation.java

示例8: prepareImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
/**
 * Maps {@code Component.prepareImage(Image, int, int, ImageObserver)}
 * through queue
 */
public boolean prepareImage(final Image image, final int i, final int i1, final ImageObserver imageObserver) {
    return (runMapping(new MapBooleanAction("prepareImage") {
        @Override
        public boolean map() {
            return getSource().prepareImage(image, i, i1, imageObserver);
        }
    }));
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:13，代码来源:ComponentOperator.java

示例9: drawToBufImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
public boolean drawToBufImage(Graphics g, ToolkitImage img,
                              AffineTransform xform,
                              ImageObserver iw)
{
    Graphics2D g2 = (Graphics2D) g;

    if (src != null) {
        src.checkSecurity(null, false);
    }
    if ((availinfo & ImageObserver.ERROR) != 0) {
        if (iw != null) {
            iw.imageUpdate(image, ImageObserver.ERROR|ImageObserver.ABORT,
                           -1, -1, -1, -1);
        }
        return false;
    }
    boolean done  = ((availinfo & ImageObserver.ALLBITS) != 0);
    boolean abort = ((availinfo & ImageObserver.ABORT) != 0);

    if (!done && !abort) {
        addWatcher(iw);
        startProduction();
        // Some producers deliver image data synchronously
        done = ((availinfo & ImageObserver.ALLBITS) != 0);
    }

    if (done || (0 != (availinfo & ImageObserver.FRAMEBITS))) {
        g2.drawImage (bimage, xform, null);
    }

    return done;
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:33，代码来源:ImageRepresentation.java

示例10: preload

import java.awt.image.ImageObserver; //导入依赖的package包/类
public void preload(ImageObserver iw) {
    if (src != null) {
        src.checkSecurity(null, false);
    }
    if ((availinfo & ImageObserver.ALLBITS) == 0) {
        addWatcher(iw, true);
    }
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:9，代码来源:ToolkitImage.java

示例11: drawImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
/**
 * Draws an image at x,y in nonblocking mode with a solid background
 * color and a callback object.
 */
public boolean drawImage(Image img, int x, int y, Color bg,
                         ImageObserver observer) {

    if (img == null) {
        return true;
    }

    if (isHiDPIImage(img)) {
        final int imgW = img.getWidth(null);
        final int imgH = img.getHeight(null);
        return drawHiDPIImage(img, x, y, x + imgW, y + imgH, 0, 0, imgW,
                              imgH, bg, observer);
    }

    try {
        return imagepipe.copyImage(this, img, x, y, bg, observer);
    } catch (InvalidPipeException e) {
        try {
            revalidateAll();
            return imagepipe.copyImage(this, img, x, y, bg, observer);
        } catch (InvalidPipeException e2) {
            // Still catching the exception; we are not yet ready to
            // validate the surfaceData correctly.  Fail for now and
            // try again next time around.
            return false;
        }
    } finally {
        surfaceData.markDirty();
    }
}
开发者ID:SunburstApps，项目名称:OpenJSharp，代码行数:35，代码来源:SunGraphics2D.java

示例12: scaleImage

import java.awt.image.ImageObserver; //导入依赖的package包/类
public boolean scaleImage(SunGraphics2D sg, Image img,
                          int dx1, int dy1, int dx2, int dy2,
                          int sx1, int sy1, int sx2, int sy2,
                          Color bgColor,
                          ImageObserver observer) {
    return false;
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:8，代码来源:NullPipe.java

示例13: infoDone

import java.awt.image.ImageObserver; //导入依赖的package包/类
synchronized void infoDone(int status) {
    if (status == ImageConsumer.IMAGEERROR ||
        ((~availinfo) & (ImageObserver.WIDTH |
                         ImageObserver.HEIGHT)) != 0) {
        addInfo(ImageObserver.ERROR);
    } else if ((availinfo & ImageObserver.PROPERTIES) == 0) {
        setProperties(null);
    }
}
开发者ID:AdoptOpenJDK，项目名称:openjdk-jdk10，代码行数:10，代码来源:ToolkitImage.java

示例14: draw

import java.awt.image.ImageObserver; //导入依赖的package包/类
public void draw(Graphics g, int x, int y, double scale, ImageObserver obs) {
  if (srcOp == null || scale <= 0) return;

  final BufferedImage img;
  if (scale == 1.0) {
    img = srcOp.getImage();
  }
  else {
    if (scaleOp == null || scaleOp.getScale() != scale) {
      scaleOp = Op.scale(srcOp, scale);
    }
    img = scaleOp.getImage();
  }

  if (img == null) return;

  g.drawImage(img, x, y, obs);
}
开发者ID:ajmath，项目名称:VASSAL-src，代码行数:19，代码来源:ScaledImagePainter.java

示例15: paintOverlay

import java.awt.image.ImageObserver; //导入依赖的package包/类
@Override
public void paintOverlay(Graphics2D g2d, ImageRegion imageRegion, double downsampleFactor, ImageObserver observer, boolean paintCompletely) {
    if (trackerFeatures != null) {
        if (doPaintBoundsHeatmap.get()) {
            paintBoundsHeatmap(g2d);
        }
        if (doPaintCursorHeatmap.get()) {
            paintCursorHeatmap(g2d);
        }
        if (doPaintEyeHeatmap.get()) {
            paintEyeHeatmap(g2d);
        }
    }
}
开发者ID:Alanocallaghan，项目名称:qupath-tracking-extension，代码行数:15，代码来源:HeatmapOverlay.java


注：本文中的java.awt.image.ImageObserver类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。