Polygon.java

/*
 * Copyright 2005 Joe Walker
 *
 * 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 jsx3.vector;

import org.directwebremoting.ScriptBuffer;
import org.directwebremoting.ScriptSessions;
import org.directwebremoting.io.Context;

/**
 * Paints a vector polygon defined by a set of points.
 * @author Joe Walker [joe at getahead dot org]
 * @author DRAPGEN - Dwr Reverse Ajax Proxy GENerator
 */
public class Polygon extends jsx3.vector.Shape
{
    /**
     * All reverse ajax proxies need context to work from
     * @param context The script that got us to where we are now
     */
    public Polygon(Context context, String extension)
    {
        super(context, extension);
    }

    /**
     * The instance initializer.
     * @param left left position (in pixels) of the object relative to its parent container
     * @param top top position (in pixels) of the object relative to its parent container
     * @param points the list of points comprising the polygon
     */
    public Polygon(int left, int top, String points)
    {
        super((Context) null, (String) null);
        ScriptBuffer script = new ScriptBuffer();
        script.appendCall("new Polygon", left, top, points);
        setInitScript(script);
    }

    /**
     * The instance initializer.
     * @param left left position (in pixels) of the object relative to its parent container
     * @param top top position (in pixels) of the object relative to its parent container
     * @param points the list of points comprising the polygon
     */
    public Polygon(int left, int top, Object[] points)
    {
        super((Context) null, (String) null);
        ScriptBuffer script = new ScriptBuffer();
        script.appendCall("new Polygon", left, top, points);
        setInitScript(script);
    }



    /**
     * Sets the polygon points as an array of point objects or strings.
     * @param points an array of strings or objects to stringify as "x y"
     */
    public void setPoints(Object[] points)
    {
        ScriptBuffer script = new ScriptBuffer();
        script.appendCall(getContextPath() + "setPoints", points);
        ScriptSessions.addScript(script);
    }

    /**
     * Sets the polygon points as an array of coordinates.
     * @param points an array of alternating x and y coordinates
     */
    public void setPointsAsNumberArray(Object[] points)
    {
        ScriptBuffer script = new ScriptBuffer();
        script.appendCall(getContextPath() + "setPointsAsNumberArray", points);
        ScriptSessions.addScript(script);
    }

    /**
     * Sets the points as a string.
     * @param points a string in the form "x1 y1 x2 y2 ..."
     */
    public void setPointsAsString(String points)
    {
        ScriptBuffer script = new ScriptBuffer();
        script.appendCall(getContextPath() + "setPointsAsString", points);
        ScriptSessions.addScript(script);
    }

}