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Issue 1988503002: Move generated files to gen/. (Closed) Base URL: https://github.com/dart-lang/dev_compiler.git@master
Patch Set: Revise. Created 4 years, 7 months ago
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1 dart_library.library('sunflower', null, /* Imports */[
2 'dart_sdk'
3 ], function(exports, dart_sdk) {
4 'use strict';
5 const core = dart_sdk.core;
6 const html = dart_sdk.html;
7 const math = dart_sdk.math;
8 const dart = dart_sdk.dart;
9 const dartx = dart_sdk.dartx;
10 const sunflower = Object.create(null);
11 const circle = Object.create(null);
12 const painter = Object.create(null);
13 sunflower.SEED_RADIUS = 2;
14 sunflower.SCALE_FACTOR = 4;
15 sunflower.MAX_D = 300;
16 sunflower.centerX = sunflower.MAX_D / 2;
17 sunflower.centerY = sunflower.centerX;
18 sunflower.querySelector = function(selector) {
19 return html.document[dartx.querySelector](selector);
20 };
21 dart.fn(sunflower.querySelector, html.Element, [core.String]);
22 dart.defineLazy(sunflower, {
23 get canvas() {
24 return dart.as(sunflower.querySelector("#canvas"), html.CanvasElement);
25 }
26 });
27 dart.defineLazy(sunflower, {
28 get context() {
29 return dart.as(sunflower.canvas[dartx.getContext]('2d'), html.CanvasRender ingContext2D);
30 }
31 });
32 dart.defineLazy(sunflower, {
33 get slider() {
34 return dart.as(sunflower.querySelector("#slider"), html.InputElement);
35 }
36 });
37 dart.defineLazy(sunflower, {
38 get notes() {
39 return sunflower.querySelector("#notes");
40 }
41 });
42 dart.defineLazy(sunflower, {
43 get PHI() {
44 return (dart.notNull(math.sqrt(5)) + 1) / 2;
45 }
46 });
47 sunflower.seeds = 0;
48 sunflower.main = function() {
49 sunflower.slider[dartx.addEventListener]('change', dart.fn(e => sunflower.dr aw(), dart.void, [html.Event]));
50 sunflower.draw();
51 };
52 dart.fn(sunflower.main, dart.void, []);
53 sunflower.draw = function() {
54 sunflower.seeds = core.int.parse(sunflower.slider[dartx.value]);
55 sunflower.context[dartx.clearRect](0, 0, sunflower.MAX_D, sunflower.MAX_D);
56 for (let i = 0; i < dart.notNull(sunflower.seeds); i++) {
57 let theta = i * painter.TAU / dart.notNull(sunflower.PHI);
58 let r = dart.notNull(math.sqrt(i)) * sunflower.SCALE_FACTOR;
59 let x = sunflower.centerX + r * dart.notNull(math.cos(theta));
60 let y = sunflower.centerY - r * dart.notNull(math.sin(theta));
61 new sunflower.SunflowerSeed(x, y, sunflower.SEED_RADIUS).draw(sunflower.co ntext);
62 }
63 sunflower.notes[dartx.text] = `${sunflower.seeds} seeds`;
64 };
65 dart.fn(sunflower.draw, dart.void, []);
66 circle.Circle = class Circle extends core.Object {
67 new(x, y, radius) {
68 this.x = x;
69 this.y = y;
70 this.radius = radius;
71 }
72 };
73 dart.setSignature(circle.Circle, {
74 constructors: () => ({new: [circle.Circle, [core.num, core.num, core.num]]})
75 });
76 painter.CirclePainter = class CirclePainter extends core.Object {
77 new() {
78 this.color = painter.ORANGE;
79 }
80 draw(context) {
81 context[dartx.beginPath]();
82 context[dartx.lineWidth] = 2;
83 context[dartx.fillStyle] = this.color;
84 context[dartx.strokeStyle] = this.color;
85 context[dartx.arc](this.x, this.y, this.radius, 0, painter.TAU, false);
86 context[dartx.fill]();
87 context[dartx.closePath]();
88 context[dartx.stroke]();
89 }
90 };
91 painter.CirclePainter[dart.implements] = () => [circle.Circle];
92 dart.setSignature(painter.CirclePainter, {
93 methods: () => ({draw: [dart.void, [html.CanvasRenderingContext2D]]})
94 });
95 sunflower.SunflowerSeed = class SunflowerSeed extends dart.mixin(circle.Circle , painter.CirclePainter) {
96 new(x, y, radius, color) {
97 if (color === void 0) color = null;
98 super.new(x, y, radius);
99 if (color != null) this.color = color;
100 }
101 };
102 dart.setSignature(sunflower.SunflowerSeed, {
103 constructors: () => ({new: [sunflower.SunflowerSeed, [core.num, core.num, co re.num], [core.String]]})
104 });
105 painter.ORANGE = "orange";
106 painter.RED = "red";
107 painter.BLUE = "blue";
108 painter.TAU = math.PI * 2;
109 painter.querySelector = function(selector) {
110 return html.document[dartx.querySelector](selector);
111 };
112 dart.fn(painter.querySelector, html.Element, [core.String]);
113 dart.defineLazy(painter, {
114 get canvas() {
115 return dart.as(painter.querySelector("#canvas"), html.CanvasElement);
116 }
117 });
118 dart.defineLazy(painter, {
119 get context() {
120 return dart.as(painter.canvas[dartx.getContext]('2d'), html.CanvasRenderin gContext2D);
121 }
122 });
123 // Exports:
124 exports.sunflower = sunflower;
125 exports.circle = circle;
126 exports.painter = painter;
127 });
128
129 //# sourceMappingURL=sunflower.js.map
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