com.sun.javafx.webkit.prism.WCLinearGradient Maven / Gradle / Ivy

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This is a backport of OpenJFX 8 to run on Java 7.

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/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 */
package com.sun.javafx.webkit.prism;

import com.sun.prism.paint.LinearGradient;
import com.sun.prism.paint.Stop;
import com.sun.webkit.graphics.WCGradient;
import com.sun.webkit.graphics.WCPoint;
import com.sun.javafx.geom.transform.BaseTransform;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

final class WCLinearGradient extends WCGradient {

    private final WCPoint p1;
    private final WCPoint p2;
    private final List stops = new ArrayList();

    WCLinearGradient(WCPoint p1, WCPoint p2) {
        this.p1 = p1;
        this.p2 = p2;
    }

    @Override
    protected void addStop(int argb, float offset) {
        this.stops.add(new Stop(WCGraphicsPrismContext.createColor(argb), offset));
    }

    public LinearGradient getPlatformGradient() {
        Collections.sort(this.stops, WCRadialGradient.COMPARATOR);
        return new LinearGradient(
                this.p1.getX(),
                this.p1.getY(),
                this.p2.getX(),
                this.p2.getY(),
                BaseTransform.IDENTITY_TRANSFORM,
                isProportional(),
                getSpreadMethod() - 1, // convert webkit to prism
                this.stops);
    }

    @Override
    public String toString() {
        return WCRadialGradient.toString(this, this.p1, this.p2, null, this.stops);
    }
}