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pigallery2/frontend/app/gallery/grid/GridPhoto.ts
2016-06-24 23:44:05 +02:00

62 lines
2.0 KiB
TypeScript

import {Photo} from "../../../../common/entities/Photo";
import {Config} from "../../config/Config";
import {Utils} from "../../../../common/Utils";
export class GridPhoto {
private replacementSizeCache:boolean|number = false;
constructor(public photo:Photo, public renderWidth:number, public renderHeight:number) {
}
thumbnailLoaded() {
if (!this.isThumbnailAvailable()) {
this.photo.readyThumbnails.push(this.getThumbnailSize());
}
}
getThumbnailSize() {
let renderSize = Math.sqrt(this.renderWidth * this.renderHeight);
return Utils.findClosest(renderSize, Config.Client.thumbnailSizes);
}
getReplacementThumbnailSize() {
if (this.replacementSizeCache === false) {
this.replacementSizeCache = null;
let size = this.getThumbnailSize();
for (let i = 0; i < this.photo.readyThumbnails.length; i++) {
if (this.photo.readyThumbnails[i] < size) {
this.replacementSizeCache = this.photo.readyThumbnails[i];
break;
}
}
}
return this.replacementSizeCache;
}
isReplacementThumbnailAvailable() {
return this.getReplacementThumbnailSize() !== null;
}
isThumbnailAvailable() {
return this.photo.readyThumbnails.indexOf(this.getThumbnailSize()) != -1;
}
getReplacementThumbnailPath() {
let size = this.getReplacementThumbnailSize();
return Utils.concatUrls("/api/gallery/content/", this.photo.directory.path, this.photo.directory.name, this.photo.name, "thumbnail", size.toString());
}
getThumbnailPath() {
let size = this.getThumbnailSize();
return Utils.concatUrls("/api/gallery/content/", this.photo.directory.path, this.photo.directory.name, this.photo.name, "thumbnail", size.toString());
}
getPhotoPath() {
return Utils.concatUrls("/api/gallery/content/", this.photo.directory.path, this.photo.directory.name, this.photo.name);
}
}