packages/stunner-editors/lienzo-webapp/src/main/java/org/kie/lienzo/client/DashedLinesExample.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License. 
 */

package org.kie.lienzo.client;

import com.ait.lienzo.client.core.shape.Line;
import com.ait.lienzo.client.core.shape.Shape;
import com.ait.lienzo.client.core.types.DashArray;
import com.ait.lienzo.client.core.types.Point2D;
import com.ait.lienzo.client.core.types.Point2DArray;
import com.ait.lienzo.shared.core.types.Color;

public class DashedLinesExample extends BaseShapesExample<Line> implements Example {

    public DashedLinesExample(String title) {
        super(title);
        numberOfShapes = 10;
        shapes = new Line[numberOfShapes];
        ignoreLocation = true;
    }

    @Override
    public void run() {
        final double x1 = width * 0.25;
        double y1 = height * 0.15;

        final double x2 = width * 0.75;
        double y2 = height * 0.15;

        final DashArray dashes = new DashArray(10, 10);

        for (int i = 0; i < numberOfShapes; i++) {
            shapes[i] = new Line(x1, y1, x2, y2);
            shapes[i].setDashArray(dashes);
            shapes[i].setStrokeColor(Color.getRandomHexColor()).setStrokeWidth(1 + i).setFillColor(Color.getRandomHexColor());
            layer.add(shapes[i]);
            y1 += 50;
            y2 += 50;
        }
    }

    @Override
    public void onResize() {
        super.onResize();
        console.log("ReDrawing Dashed Lines on Resize..>>");

        final double x1 = width * 0.25;
        double y1 = height * 0.15;

        final double x2 = width * 0.75;
        double y2 = height * 0.15;

        for (Shape<? extends Shape<?>> line : shapes) {
            Point2D p1 = new Point2D(x1, y1);
            Point2D p2 = new Point2D(x2, y2);
            ((Line) line).setPoint2DArray(Point2DArray.fromArrayOfPoint2D(p1, p2));
            y1 += 50;
            y2 += 50;
        }
        layer.batch();
    }
}