Class GSPolygonDrawingHandler

A helper class for drawing polygon shapes.

Class Summary
Constructor Attributes	Constructor Name and Description
	GSPolygonDrawingHandler(layer, options) Constructs a new `GSPolygonDrawingHandler` that is initialized with the properties provided.

Methods borrowed from class GSDrawingHandler:: cancelDrawing, snapPoint, startDrawing, stopDrawing

Class Detail

GSPolygonDrawingHandler(layer, options)

Constructs a new GSPolygonDrawingHandler that is initialized with the properties provided. This class should not be instantiated directly, but instead referenced by GSPolygon.drawingHandler.



var drawStyle = {stroke: '#a80510', 'stroke-width': '2px', 'stroke-opacity': 0.8,  fill: '#a80510', 'fill-opacity': 0.4 };
var viewStyle = {stroke: '#3886d9', 'stroke-width': '2px', 'stroke-opacity': 0.8, fill: '#3886d9', 'fill-opacity': 0.3};
var options = {
    drawStyle:  drawStyle,
    viewStyle:  viewStyle,
    onShapeCreated: function(shape) {
        console.log(shape);
    }
};
var drawingHandler = new GSPolygonDrawingHandler(map.getLayer('base'), options);

Parameters:
{GSLayer} layer: the layer object that this drawing handler will create features on
{Object} options Optional: an object literal specifying the options to set:
{Object} options.drawStyle: object literal specifying the style properties to use while drawing the shape
{Object} options.featureOptions: options to set on new features created by the drawing handler. Any valid option supported by the feature type to be drawn
{Function} options.onShapeCreated: callback function that is invoked when drawing has finished and the shape is created. Receives the newly created shape as an argument.
{Function} options.onDrawingCancelled: callback function that is invoked when a drawing is cancelled, no shape is created.