123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198 |
- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- var utils_1 = require("../utils");
- var Point_1 = require("./Point");
- var Box = /** @class */ (function () {
- function Box(_box, allowNegativeDimensions) {
- if (allowNegativeDimensions === void 0) { allowNegativeDimensions = true; }
- var box = (_box || {});
- var isBbox = [box.left, box.top, box.right, box.bottom].every(utils_1.isValidNumber);
- var isRect = [box.x, box.y, box.width, box.height].every(utils_1.isValidNumber);
- if (!isRect && !isBbox) {
- throw new Error("Box.constructor - expected box to be IBoundingBox | IRect, instead have " + JSON.stringify(box));
- }
- var _a = isRect
- ? [box.x, box.y, box.width, box.height]
- : [box.left, box.top, box.right - box.left, box.bottom - box.top], x = _a[0], y = _a[1], width = _a[2], height = _a[3];
- Box.assertIsValidBox({ x: x, y: y, width: width, height: height }, 'Box.constructor', allowNegativeDimensions);
- this._x = x;
- this._y = y;
- this._width = width;
- this._height = height;
- }
- Box.isRect = function (rect) {
- return !!rect && [rect.x, rect.y, rect.width, rect.height].every(utils_1.isValidNumber);
- };
- Box.assertIsValidBox = function (box, callee, allowNegativeDimensions) {
- if (allowNegativeDimensions === void 0) { allowNegativeDimensions = false; }
- if (!Box.isRect(box)) {
- throw new Error(callee + " - invalid box: " + JSON.stringify(box) + ", expected object with properties x, y, width, height");
- }
- if (!allowNegativeDimensions && (box.width < 0 || box.height < 0)) {
- throw new Error(callee + " - width (" + box.width + ") and height (" + box.height + ") must be positive numbers");
- }
- };
- Object.defineProperty(Box.prototype, "x", {
- get: function () { return this._x; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "y", {
- get: function () { return this._y; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "width", {
- get: function () { return this._width; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "height", {
- get: function () { return this._height; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "left", {
- get: function () { return this.x; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "top", {
- get: function () { return this.y; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "right", {
- get: function () { return this.x + this.width; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "bottom", {
- get: function () { return this.y + this.height; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "area", {
- get: function () { return this.width * this.height; },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "topLeft", {
- get: function () { return new Point_1.Point(this.left, this.top); },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "topRight", {
- get: function () { return new Point_1.Point(this.right, this.top); },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "bottomLeft", {
- get: function () { return new Point_1.Point(this.left, this.bottom); },
- enumerable: true,
- configurable: true
- });
- Object.defineProperty(Box.prototype, "bottomRight", {
- get: function () { return new Point_1.Point(this.right, this.bottom); },
- enumerable: true,
- configurable: true
- });
- Box.prototype.round = function () {
- var _a = [this.x, this.y, this.width, this.height]
- .map(function (val) { return Math.round(val); }), x = _a[0], y = _a[1], width = _a[2], height = _a[3];
- return new Box({ x: x, y: y, width: width, height: height });
- };
- Box.prototype.floor = function () {
- var _a = [this.x, this.y, this.width, this.height]
- .map(function (val) { return Math.floor(val); }), x = _a[0], y = _a[1], width = _a[2], height = _a[3];
- return new Box({ x: x, y: y, width: width, height: height });
- };
- Box.prototype.toSquare = function () {
- var _a = this, x = _a.x, y = _a.y, width = _a.width, height = _a.height;
- var diff = Math.abs(width - height);
- if (width < height) {
- x -= (diff / 2);
- width += diff;
- }
- if (height < width) {
- y -= (diff / 2);
- height += diff;
- }
- return new Box({ x: x, y: y, width: width, height: height });
- };
- Box.prototype.rescale = function (s) {
- var scaleX = utils_1.isDimensions(s) ? s.width : s;
- var scaleY = utils_1.isDimensions(s) ? s.height : s;
- return new Box({
- x: this.x * scaleX,
- y: this.y * scaleY,
- width: this.width * scaleX,
- height: this.height * scaleY
- });
- };
- Box.prototype.pad = function (padX, padY) {
- var _a = [
- this.x - (padX / 2),
- this.y - (padY / 2),
- this.width + padX,
- this.height + padY
- ], x = _a[0], y = _a[1], width = _a[2], height = _a[3];
- return new Box({ x: x, y: y, width: width, height: height });
- };
- Box.prototype.clipAtImageBorders = function (imgWidth, imgHeight) {
- var _a = this, x = _a.x, y = _a.y, right = _a.right, bottom = _a.bottom;
- var clippedX = Math.max(x, 0);
- var clippedY = Math.max(y, 0);
- var newWidth = right - clippedX;
- var newHeight = bottom - clippedY;
- var clippedWidth = Math.min(newWidth, imgWidth - clippedX);
- var clippedHeight = Math.min(newHeight, imgHeight - clippedY);
- return (new Box({ x: clippedX, y: clippedY, width: clippedWidth, height: clippedHeight })).floor();
- };
- Box.prototype.shift = function (sx, sy) {
- var _a = this, width = _a.width, height = _a.height;
- var x = this.x + sx;
- var y = this.y + sy;
- return new Box({ x: x, y: y, width: width, height: height });
- };
- Box.prototype.padAtBorders = function (imageHeight, imageWidth) {
- var w = this.width + 1;
- var h = this.height + 1;
- var dx = 1;
- var dy = 1;
- var edx = w;
- var edy = h;
- var x = this.left;
- var y = this.top;
- var ex = this.right;
- var ey = this.bottom;
- if (ex > imageWidth) {
- edx = -ex + imageWidth + w;
- ex = imageWidth;
- }
- if (ey > imageHeight) {
- edy = -ey + imageHeight + h;
- ey = imageHeight;
- }
- if (x < 1) {
- edy = 2 - x;
- x = 1;
- }
- if (y < 1) {
- edy = 2 - y;
- y = 1;
- }
- return { dy: dy, edy: edy, dx: dx, edx: edx, y: y, ey: ey, x: x, ex: ex, w: w, h: h };
- };
- Box.prototype.calibrate = function (region) {
- return new Box({
- left: this.left + (region.left * this.width),
- top: this.top + (region.top * this.height),
- right: this.right + (region.right * this.width),
- bottom: this.bottom + (region.bottom * this.height)
- }).toSquare().round();
- };
- return Box;
- }());
- exports.Box = Box;
- //# sourceMappingURL=Box.js.map
|