playn.html.HtmlPattern.java Source code

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Here is the source code for playn.html.HtmlPattern.java

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/**
 * Copyright 2010 The PlayN Authors
 *
 * Licensed 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 playn.html;

import com.google.gwt.canvas.dom.client.CanvasPattern;
import com.google.gwt.canvas.dom.client.Context2d;
import com.google.gwt.dom.client.ImageElement;

import playn.core.gl.GLPattern;
import playn.core.gl.ImageGL;

class HtmlPattern implements GLPattern {

    private final ImageGL image;
    private final ImageElement patimg;

    HtmlPattern(HtmlImage image) {
        this(image, image.img);
    }

    HtmlPattern(ImageGL image, ImageElement patimg) {
        this.image = image;
        this.patimg = patimg;
    }

    public CanvasPattern pattern(Context2d ctx) {
        return pattern(ctx, true, true);
    }

    public CanvasPattern pattern(Context2d ctx, boolean repeatX, boolean repeatY) {
        Context2d.Repetition repeat;
        if (repeatX) {
            if (repeatY) {
                repeat = Context2d.Repetition.REPEAT;
            } else {
                repeat = Context2d.Repetition.REPEAT_X;
            }
        } else if (repeatY) {
            repeat = Context2d.Repetition.REPEAT_Y;
        } else {
            return null;
        }
        return ctx.createPattern(patimg, repeat);
    }

    @Override
    public ImageGL image() {
        return image;
    }
}