Examples with Region sun.java2d.pipe.Region used on opensource projects

Example 1 with Region

use of sun.java2d.pipe.Region in project jdk8u_jdk by JetBrains.

the class Component method subtractAndApplyShapeBelowMe.

final void subtractAndApplyShapeBelowMe() {
    checkTreeLock();
    Container parent = getContainer();
    if (parent != null && isShowing()) {
        Region opaqueShape = getOpaqueShape();
        // First, cut my siblings
        parent.recursiveSubtractAndApplyShape(opaqueShape, getSiblingIndexBelow());
        // Second, if my container is non-opaque, cut siblings of my container
        Container parent2 = parent.getContainer();
        while (!parent.isOpaque() && parent2 != null) {
            parent2.recursiveSubtractAndApplyShape(opaqueShape, parent.getSiblingIndexBelow());
            parent = parent2;
            parent2 = parent.getContainer();
        }
    }
}

Example 2 with Region

use of sun.java2d.pipe.Region in project jdk8u_jdk by JetBrains.

the class Component method calculateCurrentShape.

private Region calculateCurrentShape() {
    checkTreeLock();
    Region s = getNormalShape();
    if (mixingLog.isLoggable(PlatformLogger.Level.FINE)) {
        mixingLog.fine("this = " + this + "; normalShape=" + s);
    }
    if (getContainer() != null) {
        Component comp = this;
        Container cont = comp.getContainer();
        while (cont != null) {
            for (int index = comp.getSiblingIndexAbove(); index != -1; --index) {
                /* It is assumed that:
                     *
                     *    getComponent(getContainer().getComponentZOrder(comp)) == comp
                     *
                     * The assumption has been made according to the current
                     * implementation of the Container class.
                     */
                Component c = cont.getComponent(index);
                if (c.isLightweight() && c.isShowing()) {
                    s = s.getDifference(c.getOpaqueShape());
                }
            }
            if (cont.isLightweight()) {
                s = s.getIntersection(cont.getNormalShape());
            } else {
                break;
            }
            comp = cont;
            cont = cont.getContainer();
        }
    }
    if (mixingLog.isLoggable(PlatformLogger.Level.FINE)) {
        mixingLog.fine("currentShape=" + s);
    }
    return s;
}

Example 3 with Region

use of sun.java2d.pipe.Region in project jdk8u_jdk by JetBrains.

the class Component method mixOnZOrderChanging.

void mixOnZOrderChanging(int oldZorder, int newZorder) {
    synchronized (getTreeLock()) {
        boolean becameHigher = newZorder < oldZorder;
        Container parent = getContainer();
        if (mixingLog.isLoggable(PlatformLogger.Level.FINE)) {
            mixingLog.fine("this = " + this + "; oldZorder=" + oldZorder + "; newZorder=" + newZorder + "; parent=" + parent);
        }
        if (!isMixingNeeded()) {
            return;
        }
        if (isLightweight()) {
            if (becameHigher) {
                if (parent != null && isShowing()) {
                    parent.recursiveSubtractAndApplyShape(getOpaqueShape(), getSiblingIndexBelow(), oldZorder);
                }
            } else {
                if (parent != null) {
                    parent.recursiveApplyCurrentShape(oldZorder, newZorder);
                }
            }
        } else {
            if (becameHigher) {
                applyCurrentShape();
            } else {
                if (parent != null) {
                    Region shape = getAppliedShape();
                    for (int index = oldZorder; index < newZorder; index++) {
                        Component c = parent.getComponent(index);
                        if (c.isLightweight() && c.isShowing()) {
                            shape = shape.getDifference(c.getOpaqueShape());
                        }
                    }
                    applyCompoundShape(shape);
                }
            }
        }
    }
}

Example 4 with Region

use of sun.java2d.pipe.Region in project jdk8u_jdk by JetBrains.

the class XorCopyArgbToAny method getRegionOfInterest.

public static Region getRegionOfInterest(SurfaceData src, SurfaceData dst, Region clip, int srcx, int srcy, int dstx, int dsty, int w, int h) {
    /*
         * Intersect all of:
         *   - operation area (dstx, dsty, w, h)
         *   - destination bounds
         *   - (translated) src bounds
         *   - supplied clip (may be non-rectangular)
         * Intersect the rectangular regions first since those are
         * simpler operations.
         */
    Region ret = Region.getInstanceXYWH(dstx, dsty, w, h);
    ret = ret.getIntersection(dst.getBounds());
    Rectangle r = src.getBounds();
    // srcxy in src space maps to dstxy in dst space
    r.translate(dstx - srcx, dsty - srcy);
    ret = ret.getIntersection(r);
    if (clip != null) {
        // Intersect with clip last since it may be non-rectangular
        ret = ret.getIntersection(clip);
    }
    return ret;
}

Example 5 with Region

use of sun.java2d.pipe.Region in project jdk8u_jdk by JetBrains.

the class SunGraphics2D method constrain.

/**
     * Constrain rendering for lightweight objects.
     */
public void constrain(int x, int y, int w, int h, Region region) {
    if ((x | y) != 0) {
        translate(x, y);
    }
    if (transformState > TRANSFORM_TRANSLATESCALE) {
        clipRect(0, 0, w, h);
        return;
    }
    // changes parameters according to the current scale and translate.
    final double scaleX = transform.getScaleX();
    final double scaleY = transform.getScaleY();
    x = constrainX = (int) transform.getTranslateX();
    y = constrainY = (int) transform.getTranslateY();
    w = Region.dimAdd(x, Region.clipScale(w, scaleX));
    h = Region.dimAdd(y, Region.clipScale(h, scaleY));
    Region c = constrainClip;
    if (c == null) {
        c = Region.getInstanceXYXY(x, y, w, h);
    } else {
        c = c.getIntersectionXYXY(x, y, w, h);
    }
    if (region != null) {
        region = region.getScaledRegion(scaleX, scaleY);
        region = region.getTranslatedRegion(x, y);
        c = c.getIntersection(region);
    }
    if (c == constrainClip) {
        // Common case to ignore
        return;
    }
    constrainClip = c;
    if (!devClip.isInsideQuickCheck(c)) {
        devClip = devClip.getIntersection(c);
        validateCompClip();
    }
}