 <%@ jet package="cruise.ui.jfx.templates.impl" 
imports="java.util.* cruise.model.abstractObjects.BackingObject cruise.umple.compiler.* cruise.ui.jfx.* "
class="ScrollPane" skeleton="../jfx.skeleton" %>
<% String preffix=JFXProvider.properties.getProperty(cruise.model.Constants.PACKAGE_PREFIX); %>
package <%=preffix%>.components;
/*
 * Copyright 2009 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

import javafx.scene.CustomNode;
import javafx.scene.Group;
import javafx.scene.Node;
import javafx.scene.control.ScrollBar;
import javafx.scene.layout.Resizable;
import javafx.scene.paint.Paint;
import javafx.scene.shape.Rectangle;

/**
 * @author Sergey A. Malenkov
 */

public class ScrollPane extends Resizable, CustomNode {
  public var background: Paint;
  public var border: Number;
  public var content: Node;

  def bounds = Bounds {
    content: bind content
  }

  def w: Number = bind bounds.width + border + border + vsb.width;
  override function getPrefWidth(height) {w}

  def h: Number = bind bounds.height + border + border + hsb.height;
  override function getPrefHeight(width) {h}

  def vsb: ScrollBar = ScrollBar {
    min: 0
    max: bind if (h > height) h - height else 0
    visible: bind h > height
    vertical: true
    height: bind height
  }
  def hsb: ScrollBar = ScrollBar {
    min: 0
    max: bind if (w > width) w - width else 0
    visible: bind w > width
    width: bind if (vsb.visible)
      then width - vsb.width
      else width
  }
  override function create() {
    Group {
      clip: Rectangle {
        width: bind width
        height: bind height
      }
      content: [
        Rectangle {
          fill: bind background
          width: bind width
          height: bind height
        }
        Group {
          translateX: bind border - bounds.x - hsb.value
          translateY: bind border - bounds.y - vsb.value
          content: bind content
        }
        Group {
          translateX: bind width - vsb.width
          content: vsb
        }
        Group {
          translateY: bind height - hsb.height
          content: hsb
        }
      ]
      onMouseWheelMoved: function(event) {
        vsb.value += event.wheelRotation * 10
      }
    }
  }
}