victory-vendor
Version:
Vendored dependencies for Victory
80 lines (79 loc) • 2.07 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.bumpRadial = bumpRadial;
exports.bumpX = bumpX;
exports.bumpY = bumpY;
var _pointRadial = _interopRequireDefault(require("../pointRadial.js"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
class Bump {
constructor(context, x) {
this._context = context;
this._x = x;
}
areaStart() {
this._line = 0;
}
areaEnd() {
this._line = NaN;
}
lineStart() {
this._point = 0;
}
lineEnd() {
if (this._line || this._line !== 0 && this._point === 1) this._context.closePath();
this._line = 1 - this._line;
}
point(x, y) {
x = +x, y = +y;
switch (this._point) {
case 0:
{
this._point = 1;
if (this._line) this._context.lineTo(x, y);else this._context.moveTo(x, y);
break;
}
case 1:
this._point = 2;
// falls through
default:
{
if (this._x) this._context.bezierCurveTo(this._x0 = (this._x0 + x) / 2, this._y0, this._x0, y, x, y);else this._context.bezierCurveTo(this._x0, this._y0 = (this._y0 + y) / 2, x, this._y0, x, y);
break;
}
}
this._x0 = x, this._y0 = y;
}
}
class BumpRadial {
constructor(context) {
this._context = context;
}
lineStart() {
this._point = 0;
}
lineEnd() {}
point(x, y) {
x = +x, y = +y;
if (this._point++ === 0) {
this._x0 = x, this._y0 = y;
} else {
const p0 = (0, _pointRadial.default)(this._x0, this._y0);
const p1 = (0, _pointRadial.default)(this._x0, this._y0 = (this._y0 + y) / 2);
const p2 = (0, _pointRadial.default)(x, this._y0);
const p3 = (0, _pointRadial.default)(x, y);
this._context.moveTo(...p0);
this._context.bezierCurveTo(...p1, ...p2, ...p3);
}
}
}
function bumpX(context) {
return new Bump(context, true);
}
function bumpY(context) {
return new Bump(context, false);
}
function bumpRadial(context) {
return new BumpRadial(context);
}