@visactor/vtable/es/tools/Rect.js

canvas table width high performance

import { Bounds } from "@visactor/vutils";

export class Rect {
    constructor(left, top, width, height) {
        this.bounds = new Bounds, this.bounds.set(left, top, left + width, top + height);
    }
    static bounds(left, top, right, bottom) {
        return new Rect(left, top, Math.round(right - left), Math.round(bottom - top));
    }
    get left() {
        return this.bounds.x1;
    }
    set left(left) {
        this.bounds.x1 = left;
    }
    get top() {
        return this.bounds.y1;
    }
    set top(top) {
        this.bounds.y1 = top;
    }
    get right() {
        return this.bounds.x2;
    }
    set right(right) {
        this.bounds.x2 = right;
    }
    get bottom() {
        return this.bounds.y2;
    }
    set bottom(bottom) {
        this.bounds.y2 = bottom;
    }
    get width() {
        return this.bounds.width();
    }
    set width(width) {
        this.bounds.x2 = this.bounds.x1 + width;
    }
    get height() {
        return this.bounds.height();
    }
    set height(height) {
        this.bounds.y2 = this.bounds.y1 + height;
    }
    offsetLeft(offset) {
        this.bounds.translate(offset, 0);
    }
    offsetTop(offset) {
        this.bounds.translate(0, offset);
    }
    copy() {
        return new Rect(this.left, this.top, this.width, this.height);
    }
    contains(another) {
        return this.bounds.encloses(another.bounds);
    }
    inPoint(x, y) {
        return this.bounds.contains(x, y);
    }
}
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