element-portable/src/resizer/room.js
2018-09-24 16:07:42 +01:00

39 lines
1.1 KiB
JavaScript

import {Sizer} from "./sizer";
import {FixedDistributor} from "./distributors";
class RoomSizer extends Sizer {
setItemSize(item, size) {
const isString = typeof size === "string";
const cl = item.classList;
if (isString) {
item.style.flex = null;
if (size === "show-content") {
cl.add("show-content");
cl.remove("show-available");
item.style.maxHeight = null;
}
} else {
cl.add("show-available");
//item.style.flex = `0 1 ${Math.round(size)}px`;
item.style.maxHeight = `${Math.round(size)}px`;
}
}
}
class RoomDistributor extends FixedDistributor {
resize(offset) {
const itemSize = offset - this.sizer.getItemOffset(this.item);
if (itemSize > this.item.scrollHeight) {
this.sizer.setItemSize(this.item, "show-content");
} else {
this.sizer.setItemSize(this.item, itemSize);
}
}
}
module.exports = {
RoomSizer,
RoomDistributor,
};