lzyd-map-h/node_modules/html2canvas/dist/lib/render/bound-curves.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var length_percentage_1 = require("../css/types/length-percentage");
var vector_1 = require("./vector");
var bezier_curve_1 = require("./bezier-curve");
var BoundCurves = /** @class */ (function () {
    function BoundCurves(element) {
        var styles = element.styles;
        var bounds = element.bounds;
        var _a = length_percentage_1.getAbsoluteValueForTuple(styles.borderTopLeftRadius, bounds.width, bounds.height), tlh = _a[0], tlv = _a[1];
        var _b = length_percentage_1.getAbsoluteValueForTuple(styles.borderTopRightRadius, bounds.width, bounds.height), trh = _b[0], trv = _b[1];
        var _c = length_percentage_1.getAbsoluteValueForTuple(styles.borderBottomRightRadius, bounds.width, bounds.height), brh = _c[0], brv = _c[1];
        var _d = length_percentage_1.getAbsoluteValueForTuple(styles.borderBottomLeftRadius, bounds.width, bounds.height), blh = _d[0], blv = _d[1];
        var factors = [];
        factors.push((tlh + trh) / bounds.width);
        factors.push((blh + brh) / bounds.width);
        factors.push((tlv + blv) / bounds.height);
        factors.push((trv + brv) / bounds.height);
        var maxFactor = Math.max.apply(Math, factors);
        if (maxFactor > 1) {
            tlh /= maxFactor;
            tlv /= maxFactor;
            trh /= maxFactor;
            trv /= maxFactor;
            brh /= maxFactor;
            brv /= maxFactor;
            blh /= maxFactor;
            blv /= maxFactor;
        }
        var topWidth = bounds.width - trh;
        var rightHeight = bounds.height - brv;
        var bottomWidth = bounds.width - brh;
        var leftHeight = bounds.height - blv;
        var borderTopWidth = styles.borderTopWidth;
        var borderRightWidth = styles.borderRightWidth;
        var borderBottomWidth = styles.borderBottomWidth;
        var borderLeftWidth = styles.borderLeftWidth;
        var paddingTop = length_percentage_1.getAbsoluteValue(styles.paddingTop, element.bounds.width);
        var paddingRight = length_percentage_1.getAbsoluteValue(styles.paddingRight, element.bounds.width);
        var paddingBottom = length_percentage_1.getAbsoluteValue(styles.paddingBottom, element.bounds.width);
        var paddingLeft = length_percentage_1.getAbsoluteValue(styles.paddingLeft, element.bounds.width);
        this.topLeftBorderBox =
            tlh > 0 || tlv > 0
                ? getCurvePoints(bounds.left, bounds.top, tlh, tlv, CORNER.TOP_LEFT)
                : new vector_1.Vector(bounds.left, bounds.top);
        this.topRightBorderBox =
            trh > 0 || trv > 0
                ? getCurvePoints(bounds.left + topWidth, bounds.top, trh, trv, CORNER.TOP_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width, bounds.top);
        this.bottomRightBorderBox =
            brh > 0 || brv > 0
                ? getCurvePoints(bounds.left + bottomWidth, bounds.top + rightHeight, brh, brv, CORNER.BOTTOM_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width, bounds.top + bounds.height);
        this.bottomLeftBorderBox =
            blh > 0 || blv > 0
                ? getCurvePoints(bounds.left, bounds.top + leftHeight, blh, blv, CORNER.BOTTOM_LEFT)
                : new vector_1.Vector(bounds.left, bounds.top + bounds.height);
        this.topLeftPaddingBox =
            tlh > 0 || tlv > 0
                ? getCurvePoints(bounds.left + borderLeftWidth, bounds.top + borderTopWidth, Math.max(0, tlh - borderLeftWidth), Math.max(0, tlv - borderTopWidth), CORNER.TOP_LEFT)
                : new vector_1.Vector(bounds.left + borderLeftWidth, bounds.top + borderTopWidth);
        this.topRightPaddingBox =
            trh > 0 || trv > 0
                ? getCurvePoints(bounds.left + Math.min(topWidth, bounds.width + borderLeftWidth), bounds.top + borderTopWidth, topWidth > bounds.width + borderLeftWidth ? 0 : trh - borderLeftWidth, trv - borderTopWidth, CORNER.TOP_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width - borderRightWidth, bounds.top + borderTopWidth);
        this.bottomRightPaddingBox =
            brh > 0 || brv > 0
                ? getCurvePoints(bounds.left + Math.min(bottomWidth, bounds.width - borderLeftWidth), bounds.top + Math.min(rightHeight, bounds.height + borderTopWidth), Math.max(0, brh - borderRightWidth), brv - borderBottomWidth, CORNER.BOTTOM_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width - borderRightWidth, bounds.top + bounds.height - borderBottomWidth);
        this.bottomLeftPaddingBox =
            blh > 0 || blv > 0
                ? getCurvePoints(bounds.left + borderLeftWidth, bounds.top + leftHeight, Math.max(0, blh - borderLeftWidth), blv - borderBottomWidth, CORNER.BOTTOM_LEFT)
                : new vector_1.Vector(bounds.left + borderLeftWidth, bounds.top + bounds.height - borderBottomWidth);
        this.topLeftContentBox =
            tlh > 0 || tlv > 0
                ? getCurvePoints(bounds.left + borderLeftWidth + paddingLeft, bounds.top + borderTopWidth + paddingTop, Math.max(0, tlh - (borderLeftWidth + paddingLeft)), Math.max(0, tlv - (borderTopWidth + paddingTop)), CORNER.TOP_LEFT)
                : new vector_1.Vector(bounds.left + borderLeftWidth + paddingLeft, bounds.top + borderTopWidth + paddingTop);
        this.topRightContentBox =
            trh > 0 || trv > 0
                ? getCurvePoints(bounds.left + Math.min(topWidth, bounds.width + borderLeftWidth + paddingLeft), bounds.top + borderTopWidth + paddingTop, topWidth > bounds.width + borderLeftWidth + paddingLeft ? 0 : trh - borderLeftWidth + paddingLeft, trv - (borderTopWidth + paddingTop), CORNER.TOP_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width - (borderRightWidth + paddingRight), bounds.top + borderTopWidth + paddingTop);
        this.bottomRightContentBox =
            brh > 0 || brv > 0
                ? getCurvePoints(bounds.left + Math.min(bottomWidth, bounds.width - (borderLeftWidth + paddingLeft)), bounds.top + Math.min(rightHeight, bounds.height + borderTopWidth + paddingTop), Math.max(0, brh - (borderRightWidth + paddingRight)), brv - (borderBottomWidth + paddingBottom), CORNER.BOTTOM_RIGHT)
                : new vector_1.Vector(bounds.left + bounds.width - (borderRightWidth + paddingRight), bounds.top + bounds.height - (borderBottomWidth + paddingBottom));
        this.bottomLeftContentBox =
            blh > 0 || blv > 0
                ? getCurvePoints(bounds.left + borderLeftWidth + paddingLeft, bounds.top + leftHeight, Math.max(0, blh - (borderLeftWidth + paddingLeft)), blv - (borderBottomWidth + paddingBottom), CORNER.BOTTOM_LEFT)
                : new vector_1.Vector(bounds.left + borderLeftWidth + paddingLeft, bounds.top + bounds.height - (borderBottomWidth + paddingBottom));
    }
    return BoundCurves;
}());
exports.BoundCurves = BoundCurves;
var CORNER;
(function (CORNER) {
    CORNER[CORNER["TOP_LEFT"] = 0] = "TOP_LEFT";
    CORNER[CORNER["TOP_RIGHT"] = 1] = "TOP_RIGHT";
    CORNER[CORNER["BOTTOM_RIGHT"] = 2] = "BOTTOM_RIGHT";
    CORNER[CORNER["BOTTOM_LEFT"] = 3] = "BOTTOM_LEFT";
})(CORNER || (CORNER = {}));
var getCurvePoints = function (x, y, r1, r2, position) {
    var kappa = 4 * ((Math.sqrt(2) - 1) / 3);
    var ox = r1 * kappa; // control point offset horizontal
    var oy = r2 * kappa; // control point offset vertical
    var xm = x + r1; // x-middle
    var ym = y + r2; // y-middle
    switch (position) {
        case CORNER.TOP_LEFT:
            return new bezier_curve_1.BezierCurve(new vector_1.Vector(x, ym), new vector_1.Vector(x, ym - oy), new vector_1.Vector(xm - ox, y), new vector_1.Vector(xm, y));
        case CORNER.TOP_RIGHT:
            return new bezier_curve_1.BezierCurve(new vector_1.Vector(x, y), new vector_1.Vector(x + ox, y), new vector_1.Vector(xm, ym - oy), new vector_1.Vector(xm, ym));
        case CORNER.BOTTOM_RIGHT:
            return new bezier_curve_1.BezierCurve(new vector_1.Vector(xm, y), new vector_1.Vector(xm, y + oy), new vector_1.Vector(x + ox, ym), new vector_1.Vector(x, ym));
        case CORNER.BOTTOM_LEFT:
        default:
            return new bezier_curve_1.BezierCurve(new vector_1.Vector(xm, ym), new vector_1.Vector(xm - ox, ym), new vector_1.Vector(x, y + oy), new vector_1.Vector(x, y));
    }
};
exports.calculateBorderBoxPath = function (curves) {
    return [curves.topLeftBorderBox, curves.topRightBorderBox, curves.bottomRightBorderBox, curves.bottomLeftBorderBox];
};
exports.calculateContentBoxPath = function (curves) {
    return [
        curves.topLeftContentBox,
        curves.topRightContentBox,
        curves.bottomRightContentBox,
        curves.bottomLeftContentBox
    ];
};
exports.calculatePaddingBoxPath = function (curves) {
    return [
        curves.topLeftPaddingBox,
        curves.topRightPaddingBox,
        curves.bottomRightPaddingBox,
        curves.bottomLeftPaddingBox
    ];
};
//# sourceMappingURL=bound-curves.js.map