Example usage for com.google.gwt.maps.client.overlay Icon setTransparentImageURL

Introduction

In this page you can find the example usage for com.google.gwt.maps.client.overlay Icon setTransparentImageURL.

Prototype

public final native void setTransparentImageURL(String url) ;

Source Link

Document

The URL of a virtually transparent version of the foreground icon image used to capture click events in Internet Explorer.

Usage

From source file:org.sigmah.client.map.GcIconFactory.java

License:Open Source License

/**
 * Creates an icon based on the specified options
 *   Supported options are: width, height, primaryColor,
 *   strokeColor, and cornerColor.//from w  ww. j  a v  a  2  s  .  com
  *
  * @return Icon for GoogleMaps
 */
public Icon createMarkerIcon() {

    String baseUrl = "http://chart.apis.google.com/chart?cht=mm";
    String iconUrl = baseUrl + "&chs=" + width + "x" + height + "&chco=" + cornerColor.replace("#", "") + ","
            + primaryColor.replace("#", "") + "," + strokeColor.replace("#", "") + "&ext=.png";

    Icon icon = Icon.newInstance(iconUrl);
    icon.setIconSize(Size.newInstance(width, height));
    icon.setShadowSize(Size.newInstance((int) Math.floor(width * 1.6), height));
    icon.setIconAnchor(Point.newInstance(width / 2, height));
    icon.setInfoWindowAnchor(Point.newInstance(width / 2, (int) Math.floor(height / 12)));
    icon.setPrintImageURL(iconUrl + "&chof=gif");
    icon.setMozPrintImageURL(iconUrl + "&chf=bg,s,ECECD8" + "&chof=gif");

    iconUrl = baseUrl + "&chs=" + width + "x" + height + "&chco=" + cornerColor.replace("#", "") + ","
            + primaryColor.replace("#", "") + "," + strokeColor.replace("#", "");
    icon.setTransparentImageURL(iconUrl + "&chf=a,s,ffffff11&ext=.png");
    icon.setImageMap(new int[] { width / 2, height, (int) ((7d / 16d) * width), (int) ((5d / 8d) * height),
            (int) ((5d / 16d) * width), (int) ((7d / 16d) * height), (int) ((7d / 32d) * width),
            (int) ((5d / 16d) * height), (int) ((5d / 16d) * width), (int) ((1d / 8d) * height),
            (int) ((1d / 2d) * width), 0, (int) ((11d / 16d) * width), (int) ((1d / 8d) * height),
            (int) ((25d / 32d) * width), (int) ((5d / 16d) * height), (int) ((11d / 16d) * width),
            (int) ((7d / 16d) * height), (int) ((9d / 16d) * width), (int) ((5d / 8d) * height) });

    return icon;
}

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From source file:org.sigmah.client.map.GcIconFactory.java

License:Open Source License

/**
* Creates a flat icon based on the specified options
*     Supported options are: width, height, primaryColor,
*     shadowColor, label, labelColor, labelSize, and shape..
 *
 * @return Icon object for use in GoogleMaps
*//*from   www. j a  v  a 2s . c  o  m*/
public Icon createFlatIcon() {
    String shapeCode = ("circle".equals(shape)) ? "it" : "itr";

    String baseUrl = "http://chart.apis.google.com/chart?cht=" + shapeCode;
    String iconUrl = baseUrl + "&chs=" + width + "x" + height + "&chco=" + primaryColor.replace("#", "") + ","
            + shadowColor.replace("#", "") + "ff,ffffff01" + "&chl=" + label + "&chx="
            + labelColor.replace("#", "") + "," + labelSize;
    Icon icon = Icon.newInstance(Icon.DEFAULT_ICON);
    icon.setImageURL(iconUrl + "&chf=bg,s,00000000" + "&ext=.png");
    icon.setIconSize(Size.newInstance(width, height));
    icon.setShadowSize(Size.newInstance(0, 0));
    icon.setIconAnchor(Point.newInstance(width / 2, height / 2));
    icon.setInfoWindowAnchor(Point.newInstance(width / 2, height / 2));
    icon.setPrintImageURL(iconUrl + "&chof=gif");
    icon.setMozPrintImageURL(iconUrl + "&chf=bg,s,ECECD8" + "&chof=gif");
    icon.setTransparentImageURL(iconUrl + "&chf=a,s,ffffff01&ext=.png");

    if (shapeCode.equals("itr")) {
        icon.setImageMap(new int[] { 0, 0, width, 0, width, height, 0, height });
    } else {
        icon.setImageMap(createCircleImageMap(width, height, 8));
    }

    return icon;
}

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