goog.provide('ol.VectorTile');
goog.require('ol.Tile');
goog.require('ol.TileCoord');
goog.require('ol.TileLoadFunctionType');
goog.require('ol.TileState');
/**
* @typedef {{
* dirty: boolean,
* renderedRenderOrder: (null|function(ol.Feature, ol.Feature):number),
* renderedRevision: number,
* replayGroup: ol.render.IReplayGroup}}
*/
ol.TileReplayState;
/**
* @constructor
* @extends {ol.Tile}
* @param {ol.TileCoord} tileCoord Tile coordinate.
* @param {ol.TileState} state State.
* @param {string} src Data source url.
* @param {ol.format.Feature} format Feature format.
* @param {ol.TileLoadFunctionType} tileLoadFunction Tile load function.
*/
ol.VectorTile = function(tileCoord, state, src, format, tileLoadFunction) {
goog.base(this, tileCoord, state);
/**
* @private
* @type {ol.format.Feature}
*/
this.format_ = format;
/**
* @private
* @type {Array.<ol.Feature>}
*/
this.features_ = null;
/**
* @private
* @type {ol.FeatureLoader}
*/
this.loader_;
/**
* @private
* @type {ol.proj.Projection}
*/
this.projection_ = null;
/**
* @private
* @type {ol.TileReplayState}
*/
this.replayState_ = {
dirty: false,
renderedRenderOrder: null,
renderedRevision: -1,
replayGroup: null
};
/**
* @private
* @type {ol.TileLoadFunctionType}
*/
this.tileLoadFunction_ = tileLoadFunction;
/**
* @private
* @type {string}
*/
this.url_ = src;
};
goog.inherits(ol.VectorTile, ol.Tile);
/**
* @inheritDoc
*/
ol.VectorTile.prototype.disposeInternal = function() {
goog.base(this, 'disposeInternal');
};
/**
* Get the feature format assigned for reading this tile's features.
* @return {ol.format.Feature} Feature format.
* @api
*/
ol.VectorTile.prototype.getFormat = function() {
return this.format_;
};
/**
* @return {Array.<ol.Feature>} Features.
*/
ol.VectorTile.prototype.getFeatures = function() {
return this.features_;
};
/**
* @return {ol.TileReplayState}
*/
ol.VectorTile.prototype.getReplayState = function() {
return this.replayState_;
};
/**
* @inheritDoc
*/
ol.VectorTile.prototype.getKey = function() {
return this.url_;
};
/**
* @return {ol.proj.Projection} Projection.
*/
ol.VectorTile.prototype.getProjection = function() {
return this.projection_;
};
/**
* Load the tile.
*/
ol.VectorTile.prototype.load = function() {
if (this.state == ol.TileState.IDLE) {
this.setState(ol.TileState.LOADING);
this.tileLoadFunction_(this, this.url_);
this.loader_(null, NaN, null);
}
};
/**
* @param {Array.<ol.Feature>} features Features.
*/
ol.VectorTile.prototype.setFeatures = function(features) {
this.features_ = features;
this.setState(ol.TileState.LOADED);
};
/**
* @param {ol.proj.Projection} projection Projection.
*/
ol.VectorTile.prototype.setProjection = function(projection) {
this.projection_ = projection;
};
/**
* @param {ol.TileState} tileState Tile state.
*/
ol.VectorTile.prototype.setState = function(tileState) {
this.state = tileState;
this.changed();
};
/**
* Set the feature loader for reading this tile's features.
* @param {ol.FeatureLoader} loader Feature loader.
* @api
*/
ol.VectorTile.prototype.setLoader = function(loader) {
this.loader_ = loader;
};
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