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<a href="../../index.html">all files</a> / <a href="index.html">ol/layer/</a> vectorlayer.js
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.layer.Vector');
goog.require('goog.asserts');
goog.require('goog.object');
goog.require('ol');
goog.require('ol.layer.Layer');
goog.require('ol.style.Style');
/**
* @enum {string}
*/
ol.layer.VectorProperty = {
RENDER_ORDER: 'renderOrder'
};
/**
* @classdesc
* Vector data that is rendered client-side.
* Note that any property set in the options is set as a {@link ol.Object}
* property on the layer object; for example, setting `title: 'My Title'` in the
* options means that `title` is observable, and has get/set accessors.
*
* @constructor
* @extends {ol.layer.Layer}
* @fires ol.render.Event
* @param {olx.layer.VectorOptions=} opt_options Options.
* @api stable
*/
ol.layer.Vector = function(opt_options) {
var options = opt_options ?
opt_options : /** @type {olx.layer.VectorOptions} */ (<span class="branch-1 cbranch-no" title="branch not covered" >{})</span>;
goog.asserts.assert(
options.renderOrder === undefined || <span class="branch-1 cbranch-no" title="branch not covered" >!options.renderOrder </span>||
<span class="branch-2 cbranch-no" title="branch not covered" > goog.isFunction(options.renderOrder),</span>
'renderOrder must be a comparator function');
var baseOptions = goog.object.clone(options);
delete baseOptions.style;
delete baseOptions.renderBuffer;
delete baseOptions.updateWhileAnimating;
delete baseOptions.updateWhileInteracting;
goog.base(this, /** @type {olx.layer.LayerOptions} */ (baseOptions));
/**
* @type {number}
* @private
*/
this.renderBuffer_ = options.renderBuffer !== undefined ?
<span class="branch-0 cbranch-no" title="branch not covered" > options.renderBuffer </span>: 100;
/**
* User provided style.
* @type {ol.style.Style|Array.<ol.style.Style>|ol.style.StyleFunction}
* @private
*/
this.style_ = null;
/**
* Style function for use within the library.
* @type {ol.style.StyleFunction|undefined}
* @private
*/
this.styleFunction_ = undefined;
this.setStyle(options.style);
/**
* @type {boolean}
* @private
*/
this.updateWhileAnimating_ = options.updateWhileAnimating !== undefined ?
options.updateWhileAnimating : false;
/**
* @type {boolean}
* @private
*/
this.updateWhileInteracting_ = options.updateWhileInteracting !== undefined ?
options.updateWhileInteracting : false;
};
goog.inherits(ol.layer.Vector, ol.layer.Layer);
/**
* @return {number|undefined} Render buffer.
*/
ol.layer.Vector.prototype.getRenderBuffer = function() {
return this.renderBuffer_;
};
/**
* @return {function(ol.Feature, ol.Feature): number|null|undefined} Render
* order.
*/
ol.layer.Vector.prototype.getRenderOrder = function() {
return /** @type {function(ol.Feature, ol.Feature):number|null|undefined} */ (
this.get(ol.layer.VectorProperty.RENDER_ORDER));
};
/**
* Return the associated {@link ol.source.Vector vectorsource} of the layer.
* @function
* @return {ol.source.Vector} Source.
* @api stable
*/
ol.layer.Vector.prototype.getSource;
/**
* Get the style for features. This returns whatever was passed to the `style`
* option at construction or to the `setStyle` method.
* @return {ol.style.Style|Array.<ol.style.Style>|ol.style.StyleFunction}
* Layer style.
* @api stable
*/
ol.layer.Vector.prototype.getStyle = function() {
return this.style_;
};
/**
* Get the style function.
* @return {ol.style.StyleFunction|undefined} Layer style function.
* @api stable
*/
ol.layer.Vector.prototype.getStyleFunction = function() {
return this.styleFunction_;
};
/**
* @return {boolean} Whether the rendered layer should be updated while
* animating.
*/
ol.layer.Vector.prototype.getUpdateWhileAnimating = function() {
return this.updateWhileAnimating_;
};
/**
* @return {boolean} Whether the rendered layer should be updated while
* interacting.
*/
ol.layer.Vector.prototype.getUpdateWhileInteracting = function() {
return this.updateWhileInteracting_;
};
/**
* @param {function(ol.Feature, ol.Feature):number|null|undefined} renderOrder
* Render order.
*/
ol.layer.Vector.prototype.setRenderOrder = function(renderOrder) {
goog.asserts.assert(
renderOrder === undefined || !renderOrder ||
<span class="branch-2 cbranch-no" title="branch not covered" > goog.isFunction(renderOrder),</span>
'renderOrder must be a comparator function');
this.set(ol.layer.VectorProperty.RENDER_ORDER, renderOrder);
};
/**
* Set the style for features. This can be a single style object, an array
* of styles, or a function that takes a feature and resolution and returns
* an array of styles. If it is `undefined` the default style is used. If
* it is `null` the layer has no style (a `null` style), so only features
* that have their own styles will be rendered in the layer. See
* {@link ol.style} for information on the default style.
* @param {ol.style.Style|Array.<ol.style.Style>|ol.style.StyleFunction|null|undefined}
* style Layer style.
* @api stable
*/
ol.layer.Vector.prototype.setStyle = function(style) {
this.style_ = style !== undefined ? style : ol.style.defaultStyleFunction;
this.styleFunction_ = style === null ?
undefined : ol.style.createStyleFunction(this.style_);
this.changed();
};
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