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openlayers

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Build tools and sources for developing OpenLayers based mapping applications

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goog.provide('ol.format.TextFeature'); goog.require('ol'); goog.require('ol.format.Feature'); goog.require('ol.format.FormatType'); /** * @classdesc * Abstract base class; normally only used for creating subclasses and not * instantiated in apps. * Base class for text feature formats. * * @constructor * @extends {ol.format.Feature} */ ol.format.TextFeature = function() { ol.format.Feature.call(this); }; ol.inherits(ol.format.TextFeature, ol.format.Feature); /** * @param {Document|Node|Object|string} source Source. * @private * @return {string} Text. */ ol.format.TextFeature.prototype.getText_ = function(source) { if (typeof source === 'string') { return source; } else { return ''; } }; /** * @inheritDoc */ ol.format.TextFeature.prototype.getType = function() { return ol.format.FormatType.TEXT; }; /** * @inheritDoc */ ol.format.TextFeature.prototype.readFeature = function(source, opt_options) { return this.readFeatureFromText( this.getText_(source), this.adaptOptions(opt_options)); }; /** * @abstract * @param {string} text Text. * @param {olx.format.ReadOptions=} opt_options Read options. * @protected * @return {ol.Feature} Feature. */ ol.format.TextFeature.prototype.readFeatureFromText = function(text, opt_options) {}; /** * @inheritDoc */ ol.format.TextFeature.prototype.readFeatures = function(source, opt_options) { return this.readFeaturesFromText( this.getText_(source), this.adaptOptions(opt_options)); }; /** * @abstract * @param {string} text Text. * @param {olx.format.ReadOptions=} opt_options Read options. * @protected * @return {Array.<ol.Feature>} Features. */ ol.format.TextFeature.prototype.readFeaturesFromText = function(text, opt_options) {}; /** * @inheritDoc */ ol.format.TextFeature.prototype.readGeometry = function(source, opt_options) { return this.readGeometryFromText( this.getText_(source), this.adaptOptions(opt_options)); }; /** * @abstract * @param {string} text Text. * @param {olx.format.ReadOptions=} opt_options Read options. * @protected * @return {ol.geom.Geometry} Geometry. */ ol.format.TextFeature.prototype.readGeometryFromText = function(text, opt_options) {}; /** * @inheritDoc */ ol.format.TextFeature.prototype.readProjection = function(source) { return this.readProjectionFromText(this.getText_(source)); }; /** * @param {string} text Text. * @protected * @return {ol.proj.Projection} Projection. */ ol.format.TextFeature.prototype.readProjectionFromText = function(text) { return this.defaultDataProjection; }; /** * @inheritDoc */ ol.format.TextFeature.prototype.writeFeature = function(feature, opt_options) { return this.writeFeatureText(feature, this.adaptOptions(opt_options)); }; /** * @abstract * @param {ol.Feature} feature Features. * @param {olx.format.WriteOptions=} opt_options Write options. * @protected * @return {string} Text. */ ol.format.TextFeature.prototype.writeFeatureText = function(feature, opt_options) {}; /** * @inheritDoc */ ol.format.TextFeature.prototype.writeFeatures = function( features, opt_options) { return this.writeFeaturesText(features, this.adaptOptions(opt_options)); }; /** * @abstract * @param {Array.<ol.Feature>} features Features. * @param {olx.format.WriteOptions=} opt_options Write options. * @protected * @return {string} Text. */ ol.format.TextFeature.prototype.writeFeaturesText = function(features, opt_options) {}; /** * @inheritDoc */ ol.format.TextFeature.prototype.writeGeometry = function( geometry, opt_options) { return this.writeGeometryText(geometry, this.adaptOptions(opt_options)); }; /** * @abstract * @param {ol.geom.Geometry} geometry Geometry. * @param {olx.format.WriteOptions=} opt_options Write options. * @protected * @return {string} Text. */ ol.format.TextFeature.prototype.writeGeometryText = function(geometry, opt_options) {};