Repository URL to install this package:
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Version:
2.4.3 ▾
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var _a;
import { XYGlyph, XYGlyphView } from "./xy_glyph";
import { generic_line_vector_legend } from "./utils";
import { LineVector } from "../../core/property_mixins";
import { to_screen } from "../../core/types";
import * as p from "../../core/properties";
export class RayView extends XYGlyphView {
_map_data() {
if (this.model.properties.length.units == "data")
this.slength = this.sdist(this.renderer.xscale, this._x, this.length);
else
this.slength = to_screen(this.length);
const { width, height } = this.renderer.plot_view.frame.bbox;
const inf_len = 2 * (width + height);
const { slength } = this;
for (let i = 0, end = slength.length; i < end; i++) {
if (slength[i] == 0)
slength[i] = inf_len;
}
}
_render(ctx, indices, data) {
const { sx, sy, slength, angle } = data ?? this;
if (this.visuals.line.doit) {
for (const i of indices) {
const sx_i = sx[i];
const sy_i = sy[i];
const angle_i = angle.get(i);
const slength_i = slength[i];
if (!isFinite(sx_i + sy_i + angle_i + slength_i))
continue;
ctx.translate(sx_i, sy_i);
ctx.rotate(angle_i);
ctx.beginPath();
ctx.moveTo(0, 0);
ctx.lineTo(slength_i, 0);
this.visuals.line.set_vectorize(ctx, i);
ctx.stroke();
ctx.rotate(-angle_i);
ctx.translate(-sx_i, -sy_i);
}
}
}
draw_legend_for_index(ctx, bbox, index) {
generic_line_vector_legend(this.visuals, ctx, bbox, index);
}
}
RayView.__name__ = "RayView";
export class Ray extends XYGlyph {
constructor(attrs) {
super(attrs);
}
}
_a = Ray;
Ray.__name__ = "Ray";
(() => {
_a.prototype.default_view = RayView;
_a.mixins(LineVector);
_a.define(({}) => ({
length: [p.DistanceSpec, 0],
angle: [p.AngleSpec, 0],
}));
})();
//# sourceMappingURL=ray.js.map