1 /*
   2  * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.javafx.sg.prism;
  27 
  28 import com.sun.javafx.geom.BaseBounds;
  29 import com.sun.javafx.geom.RectBounds;
  30 import com.sun.javafx.logging.PlatformLogger;
  31 import com.sun.prism.Graphics;
  32 import com.sun.prism.paint.Color;
  33 import com.sun.webkit.WebPage;
  34 
  35 public final class NGWebView extends NGGroup {
  36 
  37     private final static PlatformLogger log =
  38         PlatformLogger.getLogger(NGWebView.class.getName());
  39     private volatile WebPage page;
  40     private volatile float width, height;
  41     private static final Color VERY_LIGHT_RED = new Color(1, 0, 0, .3f);
  42 
  43     public void setPage(WebPage page) {
  44         this.page = page;
  45     }
  46 
  47     public void resize(float w, float h) {
  48         if (width != w || height != h) {
  49             width = w;
  50             height = h;
  51             geometryChanged();
  52         }
  53     }
  54 
  55     // Invoked on JavaFX User Thread.
  56     public void update() {
  57     }
  58 
  59     public void requestRender() {
  60         visualsChanged();
  61     }
  62     private final float[] src = new float[]{0.0f, 0.0f};
  63     private final float[] dest = new float[]{0.0f, 0.0f};
  64     private final RectBounds destBounds = new RectBounds();
  65 
  66     @Override
  67     protected void doRender(Graphics g) {
  68         renderContent(g);
  69     }
  70 
  71     @Override
  72     public void setTransformedBounds(BaseBounds bounds, boolean byTransformChangeOnly) {
  73         super.setTransformedBounds(bounds, byTransformChangeOnly);
  74     }
  75 
  76     // Invoked on Render Thread.
  77     @Override
  78     protected void renderContent(Graphics g) {
  79 //        g.setPaint(VERY_LIGHT_RED);
  80 //        g.fillRect(transformedBounds.getMinX(),
  81 //                transformedBounds.getMinY(),
  82 //                transformedBounds.getWidth(),
  83 //                transformedBounds.getHeight());
  84 
  85         g.getTransformNoClone().
  86                 transform(transformedBounds, destBounds);
  87         page.moveAndResize(
  88                 destBounds.getMinX(),
  89                 destBounds.getMinY(),
  90                 destBounds.getWidth(),
  91                 destBounds.getHeight());
  92     }
  93 
  94     @Override public boolean hasOverlappingContents() {
  95         return false;
  96     }
  97 
  98     @Override protected boolean hasVisuals() {
  99         return true;
 100     }
 101 }