(url, callback, error)
| 2255 | |
| 2256 | // 图片预加载 |
| 2257 | function loadImage(url, callback, error) { |
| 2258 | var img = new Image(); |
| 2259 | img.src = url; |
| 2260 | if (img.complete) { |
| 2261 | return callback(img); |
| 2262 | } |
| 2263 | img.onload = function () { |
| 2264 | img.onload = null; |
| 2265 | callback(img); |
| 2266 | }; |
| 2267 | img.onerror = function (e) { |
| 2268 | img.onerror = null; |
| 2269 | error(e); |
| 2270 | }; |
| 2271 | } |
| 2272 | |
| 2273 | dict.loadi = layer.load(1, { |
| 2274 | shade: 'shade' in options ? false : [0.9, undefined, 'unset'], |