DiskMapTab.java 文件源码

/**
 * Handle paint requests for vertical ruler.
 */
protected void paintVerticalRuler(PaintEvent event) {
    // FIXME - not i18n safe!!
    String label = (disk.getBitmapLabels()[0] + "s").toUpperCase(); //$NON-NLS-1$
    if (disk.getBitmapLabels().length == 2) {
        label = (disk.getBitmapLabels()[1] + "s").toUpperCase(); //$NON-NLS-1$
    }
    StringBuffer buf = new StringBuffer();
    for (int i=0; i<label.length(); i++) {
        if (i>0) buf.append("\n"); //$NON-NLS-1$
        buf.append(label.charAt(i));
    }
    label = buf.toString();
    Canvas canvas = (Canvas) event.widget;
    Rectangle area = canvas.getClientArea();
    event.gc.drawLine(area.x + area.width/2, area.y, area.x + area.width/2, area.y + area.height);
    Point size = event.gc.textExtent(label);
    event.gc.drawText(label, area.x + area.width/2 - size.x/2, area.y + area.height/2 - size.y/2);
}