Improved doctests.
This commit is contained in:
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0a30712e31
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@ -26,6 +26,7 @@ export class GeoGraphics {
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this.drawEndHandler = new EventHandler('onDrawEnd', { listeners: onDrawEnd })
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this._points = null
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this._position = null
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this.map = null
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}
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clone() {
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@ -91,6 +92,7 @@ export class GeoGraphics {
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* Called by the containing geo layer, when the map changes.
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*/
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adaptTo(map) {
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this.map = map
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this._points = this._adaptCoordinates(map)
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this._updatePosition()
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this.draw()
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@ -5,8 +5,13 @@
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<meta charset="UTF-8" />
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<title>Overlay</title>
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<link rel='stylesheet' href='../../3rdparty/highlight/styles/default.css'>
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<link rel='stylesheet' href='../../../css/doctest.css'>
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<script src="../../3rdparty/highlight/highlight.pack.js"></script>
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<link rel="stylesheet" href="../../../fonts/material-icon-font/material-icons.css">
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<link rel='stylesheet' href='../../3rdparty/highlight/styles/vs2015.css'>
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<link rel='stylesheet' href='../../../css/doctest.css'>
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<script src="../../../dist/iwmlib.3rdparty.js"></script>
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<script src="../../../dist/iwmlib.js"></script>
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@ -27,14 +32,14 @@
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</head>
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<body onload="Doctest.run()">
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<h1>Overlay</h1>
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<p>
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<h1 class="title">Overlay</h1>
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<p class="description">
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The overlayclass creates a convenient way to create and design
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complex map overlays.
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</p>
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<canvas id="view"> </canvas>
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<canvas id="view" class="center"> </canvas>
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<script>
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window.pointApp = window.app = new MapApp({
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let app = new MapApp({
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view,
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width: 512,
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height: 512,
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@ -42,8 +47,25 @@
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})
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var osmworld = '../assets/maps/osm/0/0/0.png'
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let worlOSMData = new MapData(new Projection.Mercator())
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function setupMap(textures) {
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// Create the map!
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let map = new ImageMap(
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new PIXI.Sprite(textures.get(osmworld)),
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worlOSMData
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)
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// Setup the map in the mapapp.
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app.setMap('osm', map)
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app.setup().run()
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}
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</script>
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<script class="doctest">
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<script class="doctest" data-collapsible data-collapsed data-title="Overlay Data">
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/**
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* To create an overlay you just need to create a JSON file.
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@ -178,6 +200,9 @@
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}
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]
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}
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</script>
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<script class="doctest" data-collapsible data-title="Overlay">
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let overlay = new Overlay(exampleOverlayJSON)
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@ -189,28 +214,14 @@
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let overlayTextures = overlay.findAllTextures()
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let list = [osmworld].concat(overlayTextures)
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pointApp.loadTextures(list, textures => texturesLoaded(textures), {
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app.loadTextures(list, textures => texturesLoaded(textures), {
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resolutionDependent: false
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})
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function texturesLoaded(textures) {
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/** When all textures are loaded .... */
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// Create the map!
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let worldOSMMap = new ImageMap(
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new PIXI.Sprite(textures.get(osmworld)),
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worlOSMData,
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{
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onLoaded: () => {
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worldOSMMap.setFrame(frame)
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}
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}
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)
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// Setup the map in the mapapp.
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pointApp.setMap('osm', worldOSMMap)
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pointApp.setup().run()
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setupMap(textures)
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//Retrieve all overlay textures.
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overlay.selectTextures(textures)
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@ -236,7 +247,7 @@
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// When placed on the mapLayer, the PIXI Graphic elements, that
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// reside inside GeoGraphic Objects are placed automatically at the
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// correct coordinates of the map.
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pointApp.mapLayer.addLayer(exampleOverlayGeoLayer)
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app.mapLayer.addLayer(exampleOverlayGeoLayer)
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// Just a helper function that clears the popups and removes
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@ -508,6 +508,12 @@ export default class Overlay {
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maxWidth: 350
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})
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if (geographics.map) {
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const scale = 1 / geographics.map.scatter.scale
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popup.scale.set(scale, scale)
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}
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popup.position.set(
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geographics.graphics.position.x - popup.width / 2,
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geographics.graphics.position.y - popup.height - 20
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@ -4,16 +4,21 @@
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<head>
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<meta charset="UTF-8" />
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<title>Projections</title>
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<link rel="stylesheet" href="../../../3rdparty/highlight/styles/default.css" />
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<link rel="stylesheet" href="../../../../css/doctest.css" />
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<script src="../../../3rdparty/highlight/highlight.pack.js"></script>
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<link rel="stylesheet" href="../../../../fonts/material-icon-font/material-icons.css">
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<link rel='stylesheet' href='../../../3rdparty/highlight/styles/vs2015.css'>
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<link rel='stylesheet' href='../../../../css/doctest.css'>
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<script src="../../../../dist/iwmlib.3rdparty.js"></script>
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<script src="../../../../dist/iwmlib.js"></script>
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<script src="../../../../dist/iwmlib.pixi.js"></script>
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<style>
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.inline-showcase {
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section {
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display: flex;
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flex-direction: column;
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}
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.map-example {
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@ -26,6 +31,7 @@
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position: relative;
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/* inline-block create additional space around child elements. */
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display: inline-flex;
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margin: 100px;
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}
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.long {
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@ -42,15 +48,21 @@
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transform: translate(-50%, -50%);
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position: absolute;
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width: 3px;
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height: 3px;
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width: 5px;
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height: 5px;
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background-color: red;
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border-radius: 50%;
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}
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.small.point {
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width: 1px;
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height: 1px;
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width: 2px;
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height: 2px;
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}
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.medium.point {
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width: 4px;
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height: 4px;
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opacity: 0.5;
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}
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.line {
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@ -73,33 +85,35 @@
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<h2>Mercator Projection</h2>
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<p>The most commonly used projection is the mercator projection.</p>
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<div id="mercatorMap" class="map-wrapper">
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<img src="../../../examples/osm/0/0/0.png" alt="" />
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<div class="center">
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<div id="mercatorMap" class="map-wrapper">
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<img src="../../assets/maps/osm/0/0/0.png" alt="" />
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</div>
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</div>
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<script>
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let boundaries = [
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// { x: -90, y: -180 },
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// { x: 90, y: 180 },
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// { x: 0, y: 0 },
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// { x: 90, y: -180 },
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{ x: -90, y: -180 },
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{ x: 90, y: 180 },
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{ x: 0, y: 0 },
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{ x: 90, y: -180 },
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// Eastern Boundaries
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// { x: -22, y: 180 },
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// { x: -43, y: 180 },
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// { x: -63, y: 180 },
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// { x: -73, y: 180 },
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// { x: -83, y: 180 },
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// { x: -87, y: 180 },
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{ x: -22, y: 180 },
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{ x: -43, y: 180 },
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{ x: -63, y: 180 },
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{ x: -73, y: 180 },
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{ x: -83, y: 180 },
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{ x: -87, y: 180 },
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// { x: 0, y: 180 },
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// { x: 22, y: 180 },
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// { x: 43, y: 180 },
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// { x: 63, y: 180 },
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// { x: 73, y: 180 },
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// { x: 83, y: 180 },
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{ x: 0, y: 180 },
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{ x: 22, y: 180 },
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{ x: 43, y: 180 },
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{ x: 63, y: 180 },
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{ x: 73, y: 180 },
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{ x: 83, y: 180 },
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{ x: 87, y: 180 },
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// { x: -90, y: 180 },
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{ x: -90, y: 180 },
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// Western Boundaries
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{ x: -22, y: -180 },
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@ -135,7 +149,6 @@
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*
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*/
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function createPointAtPoisition(position, className = '', style = {}) {
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console.log(position)
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let point = document.createElement('div')
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point.className = 'point ' + className
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@ -168,9 +181,24 @@
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function plotGridPoints(distance = 10, projection, parent) {
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for (let lat = -90; lat <= 90; lat += distance) {
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for (let lng = -180; lng <= 180; lng += distance) {
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let color = "#0000ff"
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let className = 'small'
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if (lng == 180) {
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color = '#ff0000'
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lng = (lng == 180) ? 180 : lng
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}
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if (lng == -180) {
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color = '#00ff00'
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lng = (lng == 180) ? 180 : lng
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className = "medium"
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}
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let relativePosition = projection.forward({ x: lat, y: lng })
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let point = createPointAtPoisition(relativePosition, 'small', {
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backgroundColor: '#0000ff'
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let point = createPointAtPoisition(relativePosition, className, {
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backgroundColor: color
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})
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robinsonMap.appendChild(point)
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}
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@ -179,25 +207,49 @@
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</script>
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<script class="doctest" data-collapsible data-collapsed data-title="Test Data">
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let mercatorTruth = {
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abidjan: { x: 0.4861111111111111, y: 0.4860934491519468 },
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canberra: { x: 0.9142264972222222, y: 0.6049626977761389 },
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berlin: { x: 0.5371813638888889, y: 0.327930370913594 },
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capetown: { x: 0.5511582277777778, y: 0.6002818272799257 },
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moscow: { x: 0.604507775, y: 0.3126267957774014 },
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washington: { x: 0.28602386944444447, y: 0.3825518808752881 },
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rio: { x: 0.3797764166666667, y: 0.5652894059707362 },
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tokio: { x: 0.8881426833333332, y: 0.39372656277794527 }
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}
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</script>
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<script class="doctest">
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; (function () {
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let mercatorProjection = new Projection.Mercator()
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; (function () {
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for (let position of Object.values(capitals)) {
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let relativePosition = mercatorProjection.forward(position)
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let point = createPointAtPoisition(relativePosition)
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mercatorMap.appendChild(point)
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}
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//First we define the appropriate projection:
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let mercatorProjection = new Projection.Mercator()
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boundaries.forEach(coord => {
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let relativePosition = mercatorProjection.forward(coord)
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let point = createPointAtPoisition(relativePosition, 'small', {
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backgroundColor: '#0000ff'
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})
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mercatorMap.appendChild(point)
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})
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})()
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for (let [name, coordinates] of Object.entries(capitals)) {
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// Every projection has a forward and a backward function.
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// The forward function transforms coordinates in the form of
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// {x: lat, y: lng} into relative screen coordinates in the form of {x,y}.
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let relativePosition = mercatorProjection.forward(coordinates)
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// Testcases for the forward transformation.
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Doctest.expect(mercatorTruth[name], relativePosition)
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// The backward function transforms relative positions on the screen
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// to geographic coordinates.
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let calculatedCoordinates = mercatorProjection.backward(relativePosition)
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// Testcases for the backwards transformation.
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Doctest.expect(coordinates, calculatedCoordinates)
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let point = createPointAtPoisition(relativePosition)
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mercatorMap.appendChild(point)
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}
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})()
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</script>
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</section>
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<section id="robinson">
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@ -207,10 +259,47 @@
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formula. It has severe distortions at the poles, but that distortion declines rapidly heading towards
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the equator.
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</p>
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<div id="robinsonMap" class="map-wrapper">
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<img src="../../assets/maps/wikimedia-world-robinson/2000px-BlankMap-World.png" alt="" width="512" />
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<div class="center">
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<div id="robinsonMap" class="map-wrapper">
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<img src="../../assets/maps/wikimedia-world-robinson/2000px-BlankMap-World.png" alt="" width="512" />
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</div>
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</div>
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<script class="doctest" data-collapsible data-collapsed data-title="Test Data">
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let robinsonTruth = {
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"abidjan": {
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"x": 0.45839166666666664,
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"y": 0.469
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},
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"canberra": {
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"x": 0.8637961558795233,
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"y": 0.71892906228
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},
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"berlin": {
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"x": 0.5080051098978837,
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"y": 0.17622420010000006
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},
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"capetown": {
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"x": 0.522127677557207,
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"y": 0.7103377776
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},
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"moscow": {
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"x": 0.5636501036295355,
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"y": 0.15721735316000007
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},
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"washington": {
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"x": 0.27607293856102144,
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"y": 0.25892488299999994
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},
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"rio": {
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"x": 0.35541500995592845,
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"y": 0.6418026800000001
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},
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"tokio": {
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"x": 0.8386571387301243,
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"y": 0.27869700196
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}
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}
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</script>
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<script class="doctest">
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; (function () {
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@ -224,16 +313,15 @@
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/**
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* Create a point for each capital.
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*/
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for (let position of Object.values(capitals)) {
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for (let [key, position] of Object.entries(capitals)) {
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let relativePosition = robinsonProjection.forward(position)
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// Run Test Cases
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Doctest.expect(robinsonTruth[key], relativePosition)
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let point = createPointAtPoisition(relativePosition)
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robinsonMap.appendChild(point)
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}
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drawZeroLongitude(robinsonProjection, robinsonMap)
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plotGridPoints(5, robinsonProjection, robinsonMap)
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})()
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</script>
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</section>
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@ -1,50 +0,0 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>Document</title>
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<link rel="stylesheet" href="../../../3rdparty/highlight/styles/default.css" />
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<link rel="stylesheet" href="../../../../css/doctest.css" />
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<script src="../../../../dist/iwmlib.3rdparty.js"></script>
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<script src="../../../../dist/iwmlib.js"></script>
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<script src="../../../../dist/iwmlib.pixi.js"></script>
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</head>
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<body>
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<section id="solution">
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</section>
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<script>
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function write(msg) {
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if (typeof msg === "object") {
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msg = JSON.stringify(msg)
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}
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let log = document.createElement("p")
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log.innerHTML = msg
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solution.appendChild(log)
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}
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let coords = { x: -30, y: -30 }
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write(coords)
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let robinson = new Projection.Robinson()
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let pixels = robinson.forward(coords)
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write(pixels)
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coords = robinson.backwards(pixels)
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write(coords)
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</script>
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</body>
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</html>
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