本文整理汇总了TypeScript中leaflet.Util.bind方法的典型用法代码示例。如果您正苦于以下问题：TypeScript Util.bind方法的具体用法？TypeScript Util.bind怎么用？TypeScript Util.bind使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类leaflet.Util的用法示例。
在下文中一共展示了Util.bind方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: return
return (_err: any, data: any) => {
if (data) {
this.fire('tilecachehit', {
tile,
url: tileUrl
});
if (Date.now() > data.timestamp + this.options.cacheMaxAge && !this.options.useOnlyCache) {
// Tile is too old, try to refresh it
console.log('Tile is too old: ', tileUrl);
if (this.options.saveToCache) {
tile.onload = L.Util.bind((this._saveTile as any), this, tile, tileUrl, false, done);
}
tile.crossOrigin = 'Anonymous';
tile.src = tileUrl;
tile.onerror = function(_ev: any) {
// If the tile is too old but couldn't be fetched from the network,
// serve the one still in cache.
(this as HTMLImageElement).src = data.dataUrl;
};
} else {
// Serve tile from cached data
// console.log('Tile is cached: ', tileUrl);
tile.onload = L.Util.bind((this._tileOnLoad as any), this, done, tile);
tile.src = data.dataUrl; // data.dataUrl is already a base64-encoded PNG image.
}
} else {
this.fire('tilecachemiss', {
tile,
url: tileUrl
});
if (this.options.useOnlyCache) {
// Offline, not cached
// console.log('Tile not in cache', tileUrl);
tile.onload = L.Util.falseFn;
tile.src = L.Util.emptyImageUrl;
} else {
//Online, not cached, request the tile normally
// console.log('Requesting tile normally', tileUrl);
if (this.options.saveToCache) {
tile.onload = L.Util.bind((this._saveTile as any), this, tile, tileUrl, null, done);
} else {
tile.onload = L.Util.bind((this._tileOnLoad as any), this, done, tile);
}
tile.crossOrigin = 'Anonymous';
tile.src = tileUrl;
}
}
};示例2:
};
const obj5 = {
prop5: 'cinque',
};
const extended0: typeof obj1 = L.Util.extend(obj1);
const extended1: typeof obj1 & typeof obj2 = L.Util.extend(obj1, obj2);
const extended2: typeof obj1 & typeof obj2 & typeof obj3 = L.Util.extend(obj1, obj2, obj3);
const extended3: typeof obj1 & typeof obj2 & typeof obj3 & typeof obj4 = L.Util.extend(obj1, obj2, obj3, obj4);
const extended4: typeof obj1 & typeof obj2 & typeof obj3 & typeof obj4 & typeof obj5 = L.Util.extend(obj1, obj2, obj3, obj4, obj5);
L.Util.create({});
L.Util.create(null, {foo: {writable: true, value: 'bar'}});
L.Util.bind(() => {}, {});
L.Util.stamp({});
L.Util.throttle(() => {}, 123, {});
L.Util.wrapNum(123, []);
L.Util.wrapNum(123, [], true);
L.Util.falseFn();
L.Util.formatNum(123);
L.Util.formatNum(123, 1);
L.Util.trim('word ');
L.Util.splitWords('word word');
L.Util.setOptions({}, {});
L.Util.getParamString({});
L.Util.getParamString({}, '');
L.Util.getParamString({}, '', true);
L.Util.template('template', {});
L.Util.isArray({});示例3: createTile
// đoption cacheMaxAge: Number = 24 * 3600 * 1000
// Maximum age of the cache, in milliseconds
L.TileLayer.prototype.options.cacheMaxAge = 24 * 3600 * 1000;
// Size limit for the DB in MB, (assuming a 12 Ko weight for a single tile)
L.TileLayer.prototype.options.dbSizeLimit = 40; // in Mb
L.TileLayer.include({
// Overwrites L.TileLayer.prototype.createTile
createTile(this: CachedTileLayer, coords: TileCoords, done: () => void) {
const tile = document.createElement('img');
tile.onerror = L.Util.bind((this._tileOnError as any), this, done, tile);
if (this.options.crossOrigin) {
tile.crossOrigin = '';
}
/*
Alt tag is *set to empty string to keep screen readers from reading URL and for compliance reasons
http://www.w3.org/TR/WCAG20-TECHS/H67
*/
tile.alt = '';
const tileUrl = this.getTileUrl(coords);
if (this.options.useCache && this._canvas) {
// TODO - can I remove: revs_info: true here?