94 lines
2.5 KiB
JavaScript
94 lines
2.5 KiB
JavaScript
var Glyph, Ray, RayView, _, p,
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extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
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hasProp = {}.hasOwnProperty;
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_ = require("underscore");
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Glyph = require("./glyph");
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p = require("../../core/properties");
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RayView = (function(superClass) {
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extend(RayView, superClass);
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function RayView() {
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return RayView.__super__.constructor.apply(this, arguments);
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}
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RayView.prototype._index_data = function() {
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return this._xy_index();
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};
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RayView.prototype._map_data = function() {
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return this.slength = this.sdist(this.renderer.xmapper, this._x, this._length);
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};
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RayView.prototype._render = function(ctx, indices, arg) {
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var _angle, height, i, inf_len, j, k, len, ref, results, slength, sx, sy, width;
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sx = arg.sx, sy = arg.sy, slength = arg.slength, _angle = arg._angle;
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if (this.visuals.line.doit) {
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width = this.renderer.plot_view.frame.get('width');
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height = this.renderer.plot_view.frame.get('height');
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inf_len = 2 * (width + height);
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for (i = j = 0, ref = slength.length; 0 <= ref ? j < ref : j > ref; i = 0 <= ref ? ++j : --j) {
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if (slength[i] === 0) {
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slength[i] = inf_len;
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}
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}
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results = [];
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for (k = 0, len = indices.length; k < len; k++) {
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i = indices[k];
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if (isNaN(sx[i] + sy[i] + _angle[i] + slength[i])) {
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continue;
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}
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ctx.translate(sx[i], sy[i]);
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ctx.rotate(_angle[i]);
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ctx.beginPath();
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ctx.moveTo(0, 0);
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ctx.lineTo(slength[i], 0);
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this.visuals.line.set_vectorize(ctx, i);
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ctx.stroke();
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ctx.rotate(-_angle[i]);
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results.push(ctx.translate(-sx[i], -sy[i]));
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}
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return results;
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}
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};
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RayView.prototype.draw_legend = function(ctx, x0, x1, y0, y1) {
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return this._generic_line_legend(ctx, x0, x1, y0, y1);
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};
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return RayView;
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})(Glyph.View);
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Ray = (function(superClass) {
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extend(Ray, superClass);
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function Ray() {
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return Ray.__super__.constructor.apply(this, arguments);
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}
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Ray.prototype.default_view = RayView;
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Ray.prototype.type = 'Ray';
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Ray.coords([['x', 'y']]);
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Ray.mixins(['line']);
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Ray.define({
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length: [p.DistanceSpec],
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angle: [p.AngleSpec]
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});
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return Ray;
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})(Glyph.Model);
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module.exports = {
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Model: Ray,
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View: RayView
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};
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