"use strict"; var _const = require("../const.js"), Point = require("../Point.js"); const tempPoints = [new Point.Point(), new Point.Point(), new Point.Point(), new Point.Point()]; class Rectangle { /** * @param x - The X coordinate of the upper-left corner of the rectangle * @param y - The Y coordinate of the upper-left corner of the rectangle * @param width - The overall width of the rectangle * @param height - The overall height of the rectangle */ constructor(x = 0, y = 0, width = 0, height = 0) { this.x = Number(x), this.y = Number(y), this.width = Number(width), this.height = Number(height), this.type = _const.SHAPES.RECT; } /** Returns the left edge of the rectangle. */ get left() { return this.x; } /** Returns the right edge of the rectangle. */ get right() { return this.x + this.width; } /** Returns the top edge of the rectangle. */ get top() { return this.y; } /** Returns the bottom edge of the rectangle. */ get bottom() { return this.y + this.height; } /** A constant empty rectangle. */ static get EMPTY() { return new Rectangle(0, 0, 0, 0); } /** * Creates a clone of this Rectangle * @returns a copy of the rectangle */ clone() { return new Rectangle(this.x, this.y, this.width, this.height); } /** * Copies another rectangle to this one. * @param rectangle - The rectangle to copy from. * @returns Returns itself. */ copyFrom(rectangle) { return this.x = rectangle.x, this.y = rectangle.y, this.width = rectangle.width, this.height = rectangle.height, this; } /** * Copies this rectangle to another one. * @param rectangle - The rectangle to copy to. * @returns Returns given parameter. */ copyTo(rectangle) { return rectangle.x = this.x, rectangle.y = this.y, rectangle.width = this.width, rectangle.height = this.height, rectangle; } /** * Checks whether the x and y coordinates given are contained within this Rectangle * @param x - The X coordinate of the point to test * @param y - The Y coordinate of the point to test * @returns Whether the x/y coordinates are within this Rectangle */ contains(x, y) { return this.width <= 0 || this.height <= 0 ? !1 : x >= this.x && x < this.x + this.width && y >= this.y && y < this.y + this.height; } /** * Determines whether the `other` Rectangle transformed by `transform` intersects with `this` Rectangle object. * Returns true only if the area of the intersection is >0, this means that Rectangles * sharing a side are not overlapping. Another side effect is that an arealess rectangle * (width or height equal to zero) can't intersect any other rectangle. * @param {Rectangle} other - The Rectangle to intersect with `this`. * @param {Matrix} transform - The transformation matrix of `other`. * @returns {boolean} A value of `true` if the transformed `other` Rectangle intersects with `this`; otherwise `false`. */ intersects(other, transform) { if (!transform) { const x02 = this.x < other.x ? other.x : this.x; if ((this.right > other.right ? other.right : this.right) <= x02) return !1; const y02 = this.y < other.y ? other.y : this.y; return (this.bottom > other.bottom ? other.bottom : this.bottom) > y02; } const x0 = this.left, x1 = this.right, y0 = this.top, y1 = this.bottom; if (x1 <= x0 || y1 <= y0) return !1; const lt = tempPoints[0].set(other.left, other.top), lb = tempPoints[1].set(other.left, other.bottom), rt = tempPoints[2].set(other.right, other.top), rb = tempPoints[3].set(other.right, other.bottom); if (rt.x <= lt.x || lb.y <= lt.y) return !1; const s = Math.sign(transform.a * transform.d - transform.b * transform.c); if (s === 0 || (transform.apply(lt, lt), transform.apply(lb, lb), transform.apply(rt, rt), transform.apply(rb, rb), Math.max(lt.x, lb.x, rt.x, rb.x) <= x0 || Math.min(lt.x, lb.x, rt.x, rb.x) >= x1 || Math.max(lt.y, lb.y, rt.y, rb.y) <= y0 || Math.min(lt.y, lb.y, rt.y, rb.y) >= y1)) return !1; const nx = s * (lb.y - lt.y), ny = s * (lt.x - lb.x), n00 = nx * x0 + ny * y0, n10 = nx * x1 + ny * y0, n01 = nx * x0 + ny * y1, n11 = nx * x1 + ny * y1; if (Math.max(n00, n10, n01, n11) <= nx * lt.x + ny * lt.y || Math.min(n00, n10, n01, n11) >= nx * rb.x + ny * rb.y) return !1; const mx = s * (lt.y - rt.y), my = s * (rt.x - lt.x), m00 = mx * x0 + my * y0, m10 = mx * x1 + my * y0, m01 = mx * x0 + my * y1, m11 = mx * x1 + my * y1; return !(Math.max(m00, m10, m01, m11) <= mx * lt.x + my * lt.y || Math.min(m00, m10, m01, m11) >= mx * rb.x + my * rb.y); } /** * Pads the rectangle making it grow in all directions. * If paddingY is omitted, both paddingX and paddingY will be set to paddingX. * @param paddingX - The horizontal padding amount. * @param paddingY - The vertical padding amount. * @returns Returns itself. */ pad(paddingX = 0, paddingY = paddingX) { return this.x -= paddingX, this.y -= paddingY, this.width += paddingX * 2, this.height += paddingY * 2, this; } /** * Fits this rectangle around the passed one. * @param rectangle - The rectangle to fit. * @returns Returns itself. */ fit(rectangle) { const x1 = Math.max(this.x, rectangle.x), x2 = Math.min(this.x + this.width, rectangle.x + rectangle.width), y1 = Math.max(this.y, rectangle.y), y2 = Math.min(this.y + this.height, rectangle.y + rectangle.height); return this.x = x1, this.width = Math.max(x2 - x1, 0), this.y = y1, this.height = Math.max(y2 - y1, 0), this; } /** * Enlarges rectangle that way its corners lie on grid * @param resolution - resolution * @param eps - precision * @returns Returns itself. */ ceil(resolution = 1, eps = 1e-3) { const x2 = Math.ceil((this.x + this.width - eps) * resolution) / resolution, y2 = Math.ceil((this.y + this.height - eps) * resolution) / resolution; return this.x = Math.floor((this.x + eps) * resolution) / resolution, this.y = Math.floor((this.y + eps) * resolution) / resolution, this.width = x2 - this.x, this.height = y2 - this.y, this; } /** * Enlarges this rectangle to include the passed rectangle. * @param rectangle - The rectangle to include. * @returns Returns itself. */ enlarge(rectangle) { const x1 = Math.min(this.x, rectangle.x), x2 = Math.max(this.x + this.width, rectangle.x + rectangle.width), y1 = Math.min(this.y, rectangle.y), y2 = Math.max(this.y + this.height, rectangle.y + rectangle.height); return this.x = x1, this.width = x2 - x1, this.y = y1, this.height = y2 - y1, this; } } Rectangle.prototype.toString = function() { return `[@pixi/math:Rectangle x=${this.x} y=${this.y} width=${this.width} height=${this.height}]`; }; exports.Rectangle = Rectangle; //# sourceMappingURL=Rectangle.js.map