732 lines
25 KiB
JavaScript
732 lines
25 KiB
JavaScript
/* global apollo, subscriptions, gql */
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import Theme from './theme.js'
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import Progress from './progress.js'
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import Modal from './modal.js'
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import Message from './message.js'
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import { debounce } from '../utils.js'
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/**
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* A special InteractionManager for fullscreen apps, which may
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* go beyond the limits of WebGL drawing buffers. On Safari and Chrome
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* the drawing buffers are limited to 4096 in width (Safari) or 4096x4096
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* in total buffer size (Chrome). The original InteractionManager.mapPositionToPoint
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* does not work with these extreme sizes which mainly occur if large
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* retina displays (>= 4K) are used with devicePixelRatio > 1.
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*
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* @private
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* @class
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* @extends PIXI.interaction.InteractionManager
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* @see {@link http://pixijs.download/dev/docs/PIXI.interaction.InteractionManager.html|PIXI.interaction.InteractionManager}
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* @see {@link https://stackoverflow.com/questions/29710696/webgl-drawing-buffer-size-does-not-equal-canvas-size}
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*/
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class FullscreenInteractionManager extends PIXI.interaction.InteractionManager {
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mapPositionToPoint(point, x, y) {
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let resolution = this.renderer.resolution
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let extendWidth = 1.0
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let extendHeight = 1.0
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let dy = 0
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let canvas = this.renderer.view
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let context = canvas.getContext('webgl')
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if (context.drawingBufferWidth < canvas.width || context.drawingBufferHeight < canvas.height) {
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extendWidth = context.drawingBufferWidth / canvas.width
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extendHeight = context.drawingBufferHeight / canvas.height
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//dx = wantedWidth - context.drawingBufferWidth
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dy = (canvas.height - context.drawingBufferHeight) / resolution
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}
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x *= extendWidth
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y *= extendHeight
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super.mapPositionToPoint(point, x, y + dy)
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}
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}
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/**
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* The class PixiApp extends the class PIXI.Application
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* by several functions and makes meaningful pre-assumptions.
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*
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* @example
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* // Create the app
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* const app = new PIXIApp({
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* view: canvas,
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* width: 450,
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* height: 150,
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* fpsLogging: true,
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* theme: 'light',
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* transparent: false
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* }).setup().run()
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*
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* @class
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* @extends PIXI.Application
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* @see {@link http://pixijs.download/dev/docs/PIXI.Application.html|PIXI.Application}
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*/
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export default class PIXIApp extends PIXI.Application {
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/**
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* Creates an instance of a PixiApp.
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*
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* @constructor
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* @param {object} [opts={}] - An options object. The following options can be set:
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* @param {number} [opts.width] - The width of the renderer. If no set, the application will run in fullscreen.
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* @param {number} [opts.height] - The height of the renderer. If no set, the application will run in fullscreen.
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* @param {HTMLElement} [opts.view] - The canvas HTML element. If not set, a render-element is added inside the body.
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* @param {boolean} [opts.transparent=true] - Should the render view be transparent?
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* @param {boolean} [opts.antialias=true] - Sets antialias (only applicable in chrome at the moment).
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* @param {number} [opts.resolution=window.devicePixelRatio | 1] - The resolution / device pixel ratio of the renderer, retina would be 2.
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* @param {boolean} [opts.autoResize=true] - Should the canvas-element be resized automatically if the resolution was set?
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* @param {number} [opts.backgroundColor=0x282828] - The color of the background.
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* @param {string|Theme} [opts.theme=dark] - The name of the theme (dark, light, red) or a Theme object to use for styling.
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* @param {boolean} [opts.fpsLogging=false] - If set to true, the current frames per second are displayed in the upper left corner.
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* @param {object} [opts.progress={}] - Can be used to add options to the progress bar. See class Progress for more informations.
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* @param {boolean} [opts.forceCanvas=false] - Prevents selection of WebGL renderer, even if such is present.
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* @param {boolean} [opts.roundPixels=true] - Align PIXI.DisplayObject coordinates to screen resolution.
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* @param {boolean} [opts.monkeyPatchMapping=true] - Monkey patch for canvas fullscreen support on large displays.
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* @param {boolean} [opts.adaptive=true] - Adds Graphics adaptive calculation of quadratic curve and arc subdivision.
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*/
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constructor({
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width = null,
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height = null,
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view = null,
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transparent = true,
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backgroundColor = 0x282828,
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theme = 'dark',
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antialias = true,
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resolution = window.devicePixelRatio || 1,
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autoResize = true,
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fpsLogging = false,
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progress = {},
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forceCanvas = false,
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roundPixels = true,
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monkeyPatchMapping = true,
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adaptive = true,
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graphql = false
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}) {
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const fullScreen = !width || !height
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if (fullScreen) {
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width = window.innerWidth
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height = window.innerHeight
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}
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super({
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view,
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width,
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height,
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transparent,
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antialias,
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resolution,
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autoResize,
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backgroundColor,
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forceCanvas
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})
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this.width = width
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this.height = height
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this.theme = Theme.fromString(theme)
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this.fpsLogging = fpsLogging
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this.progressOpts = progress
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this.fullScreen = fullScreen
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this.orient = null
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this.originalMapPositionToPoint = null
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this.monkeyPatchMapping = monkeyPatchMapping
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if (parseInt(PIXI.VERSION) >= 5) {
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PIXI.settings.ROUND_PIXELS = roundPixels
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PIXI.GRAPHICS_CURVES.adaptive = adaptive
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} else {
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PIXI.Graphics.CURVES.adaptive = adaptive
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}
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this.graphql = graphql
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if (fullScreen || autoResize) {
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console.log('App is in fullScreen mode or autoResize mode')
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const resizeDebounced = debounce(event => this.resize(event), 50)
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window.addEventListener('resize', resizeDebounced)
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document.body.addEventListener('orientationchange', this.checkOrientation.bind(this))
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}
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if (monkeyPatchMapping) {
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console.log('Using monkey patched coordinate mapping')
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// Pluggin the specializtion does not work. Monkey patching does
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// this.renderer.plugins.interaction = new FullscreenInteractionManager(this.renderer)
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this.monkeyPatchPixiMapping()
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}
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}
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/**
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* Extra setup method to construct complex scenes, etc...
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* Overwrite this method if you need additonal views and components.
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*
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* @return {PIXIApp} A reference to the PIXIApp for chaining.
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*/
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setup() {
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this.scene = this.sceneFactory()
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this.stage.addChild(this.scene)
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// fpsLogging
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if (this.fpsLogging) {
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this.addFpsDisplay()
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}
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// GraphQL
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if (this.graphql && typeof apollo !== 'undefined') {
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const networkInterface = apollo.createNetworkInterface({
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uri: '/graphql'
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})
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const wsClient = new subscriptions.SubscriptionClient(`wss://${location.hostname}/subscriptions`, {
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reconnect: true,
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connectionParams: {}
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})
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const networkInterfaceWithSubscriptions = subscriptions.addGraphQLSubscriptions(networkInterface, wsClient)
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this.apolloClient = new apollo.ApolloClient({
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networkInterface: networkInterfaceWithSubscriptions
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})
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}
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// progress
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this._progress = new Progress(
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Object.assign({ theme: this.theme }, this.progressOpts, {
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app: this
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})
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)
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this._progress.visible = false
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this.stage.addChild(this._progress)
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return this
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}
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/**
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* Tests whether the width is larger than the height of the application.
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*
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* @return {boolean} Returns true if app is in landscape mode.
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*/
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orientation() {
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return this.width > this.height
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}
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/**
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* Checks orientation and adapts view size if necessary. Implements a
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* handler for the orientationchange event.
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*
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* @param {event=} - orientationchange event
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*/
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checkOrientation(event) {
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var value = this.orientation()
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if (value != this.orient) {
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setTimeout(
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100,
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function() {
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this.orientationChanged(true)
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}.bind(this)
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)
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this.orient = value
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}
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}
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/**
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* Called if checkOrientation detects an orientation change event.
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*
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* @param {boolean=} [force=false] - Called if checkOrientation detects an orientation change event.
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*/
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orientationChanged(force = false) {
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if (this.expandRenderer() || force) {
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this.layout()
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}
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}
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/**
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* Called after a resize. Empty method but can be overwritten to
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* adapt their layout to the new app size.
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*
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* @param {number} [width] - The width of the app.
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* @param {number} [height] - The height of the app.
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*/
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layout(width, height) {}
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/**
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* Draws the display tree of the app. Typically this can be delegated
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* to the layout method.
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*
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*/
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draw() {
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this.layout(this.width, this.height)
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}
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/*
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* Run the application. Override this method with everything
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* that is needed to maintain your App, e.g. setup calls, main loops, etc.
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*
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*/
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run() {
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return this
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}
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/*
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* Overwrite this factory method if your application needs a special
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* scene object.
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*
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* @returns {PIXI.Container} - A new PIXI Container for use as a scene.
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*/
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sceneFactory() {
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return new PIXI.Container()
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}
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/**
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* Adds the display of the frames per second to the renderer in the upper left corner.
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*
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* @return {PIXIApp} - Returns the PIXIApp for chaining.
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*/
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addFpsDisplay() {
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const fpsDisplay = new FpsDisplay(this)
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this.stage.addChild(fpsDisplay)
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return this
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}
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/**
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* Returns the size of the renderer as an object with the keys width and height.
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*
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* @readonly
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* @member {object}
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*/
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get size() {
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return { width: this.width, height: this.height }
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}
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/**
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* Returns the center of the renderer as an object with the keys x and y.
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*
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* @readonly
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* @member {object}
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*/
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get center() {
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return { x: this.width / 2, y: this.height / 2 }
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}
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/**
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* Resizes the renderer to fit into the window or given width and height.
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*
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* @param {object} [event] - The event.
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* @param {object=} [opts={}] - The event.
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* @param {number} [opts.width=window.innerWidth] - The width of the app to resize to.
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* @param {number} [opts.height=window.innerHeight] - The height of the app to resize to.
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* @return {PIXIApp} - Returns the PIXIApp for chaining.
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*/
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resize(event, { width = window.innerWidth, height = window.innerHeight } = {}) {
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this.width = width
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this.height = height
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this.expandRenderer()
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this.layout(width, height)
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//console.log("App.resize", width, height, window.innerWidth, window.innerHeight )
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// if (this.scene) {
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// console.log("gl.drawingBufferWidth", this.renderer.view.getContext('webgl').drawingBufferWidth)
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// console.log("scene", this.scene.scale, this.renderer, this.renderer.autoResize, this.renderer.resolution)
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// }
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return this
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}
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/**
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* @todo Write the documentation.
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*
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* @private
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*/
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monkeyPatchPixiMapping() {
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if (this.originalMapPositionToPoint === null) {
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let interactionManager = this.renderer.plugins.interaction
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this.originalMapPositionToPoint = interactionManager.mapPositionToPoint
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interactionManager.mapPositionToPoint = (point, x, y) => {
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return this.fixedMapPositionToPoint(point, x, y)
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}
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}
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}
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/**
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* In some browsers the canvas is distorted if the screen resolution and
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* overall size of the canvas exceeds the internal limits (e.g. 4096 x 4096 pixels).
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* To compensate these distortions we need to fix the mapping to the actual
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* drawing buffer coordinates.
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* @private
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* @param {any} local
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* @param {number} x
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* @param {number} y
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* @return {} interactionManager.mapPositionToPoint
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*/
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fixedMapPositionToPoint(local, x, y) {
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let resolution = this.renderer.resolution
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let interactionManager = this.renderer.plugins.interaction
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let extendWidth = 1.0
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let extendHeight = 1.0
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let dy = 0
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let canvas = this.renderer.view
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let context = canvas.getContext('webgl')
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if (
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context !== null &&
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(context.drawingBufferWidth < canvas.width || context.drawingBufferHeight < canvas.height)
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) {
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extendWidth = context.drawingBufferWidth / canvas.width
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extendHeight = context.drawingBufferHeight / canvas.height
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//dx = wantedWidth - context.drawingBufferWidth
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dy = (canvas.height - context.drawingBufferHeight) / resolution
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}
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x *= extendWidth
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y *= extendHeight
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return this.originalMapPositionToPoint.call(interactionManager, local, x, y + dy)
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}
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/**
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* Expand the renderer step-wise on resize.
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*
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* @param {number} [expand] - The amount of additional space for the renderer [px].
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* @return {boolean} true if the renderer was resized.
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*/
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expandRenderer(expand = 256) {
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let renderer = this.renderer
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let resolution = this.renderer.resolution
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let ww = this.width
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let hh = this.height
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let sw = this.screen.width
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let sh = this.screen.height
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if (ww > sw || hh > sh) {
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//console.log('App.expandRenderer')
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renderer.resize(ww + expand, hh + expand)
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return true
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}
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renderer.resize(ww, hh)
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return false
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}
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/**
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* Set the loading progress of the application. If called for the first time, display the progress bar.
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*
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* @param {number} [value] - Should be a value between 0 and 100. If 100, the progress bar will disappear.
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* @return {PIXIApp|Progress} The PixiApp object for chaining or the Progress object when the method was
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* called without a parameter.
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*/
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progress(value) {
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if (typeof value === 'undefined') {
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return this._progress
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}
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this._progress.visible = true
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this._progress.progress = value
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return this
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}
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/**
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* Opens a new Modal object binded to this app.
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*
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* @param {object} [opts] - An options object for the Modal object.
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* @return {Modal} Returns the Modal object.
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*/
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modal(opts = {}) {
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let modal = new Modal(Object.assign({ theme: this.theme }, opts, { app: this }))
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this.scene.addChild(modal)
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return modal
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}
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/**
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* Opens a new Message object binded to this app.
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*
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* @param {object} [opts] - An options object for the Message object.
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* @return {Message} Returns the Message object.
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*/
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message(opts = {}) {
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let message = new Message(Object.assign({ theme: this.theme }, opts, { app: this }))
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this.scene.addChild(message)
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return message
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}
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/**
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* Loads sprites, e.g. images into the PIXI TextureCache.
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*
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* @param {string|string[]} resources - A String or an Array of urls to the images to load.
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* @param {function} [loaded] - A callback which is executed after all resources has been loaded.
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* Receives one paramter, a Map of sprites where the key is the path of the image which was
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* loaded and the value is the PIXI.Sprite object.
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* @param {object} [opts] - An options object for more specific parameters.
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* @param {boolean} [opts.resolutionDependent=true] - Should the sprites be loaded dependent of the
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* renderer resolution?
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* @param {boolean} [opts.progress=false] - Should a progress bar display the loading status?
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* @return {PIXIApp} The PIXIApp object for chaining.
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*/
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loadSprites(resources, loaded = null, { resolutionDependent = true, progress = false } = {}) {
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this.loadTextures(
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resources,
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textures => {
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let sprites = new Map()
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for (let [key, texture] of textures) {
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sprites.set(key, new PIXI.Sprite(texture))
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}
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if (loaded) {
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loaded.call(this, sprites)
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}
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},
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{ resolutionDependent, progress }
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)
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return this
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}
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/**
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* Loads textures, e.g. images into the PIXI TextureCache.
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*
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* @param {string|string[]} resources - A String or an Array of urls to the images to load.
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* @param {function} [loaded] - A callback which is executed after all resources has been loaded.
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* Receives one paramter, a Map of textures where the key is the path of the image which was
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* loaded and the value is the PIXI.Texture object.
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* @param {object} [opts] - An options object for more specific parameters.
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* @param {boolean} [opts.resolutionDependent=true] - Should the textures be loaded dependent of the
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* renderer resolution?
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* @param {boolean} [opts.progress=false] - Should a progress bar display the loading status?
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* @return {PIXIApp} The PIXIApp object for chaining.
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*/
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loadTextures(resources, loaded = null, { resolutionDependent = true, progress = false } = {}) {
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if (!Array.isArray(resources)) {
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resources = [resources]
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}
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const loader = this.loader
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for (let resource of resources) {
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if (!loader.resources[resource]) {
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if (resolutionDependent) {
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let resolution = Math.round(this.renderer.resolution)
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switch (resolution) {
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case 2:
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loader.add(resource, resource.replace(/\.([^.]*)$/, '@2x.$1'))
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break
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case 3:
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loader.add(resource, resource.replace(/\.([^.]*)$/, '@3x.$1'))
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break
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default:
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loader.add(resource)
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break
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}
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} else {
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loader.add(resource)
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}
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}
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}
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if (progress) {
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loader.on('progress', e => {
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this.progress(e.progress)
|
|
})
|
|
}
|
|
|
|
loader.load((loader, resources) => {
|
|
const textures = new Map()
|
|
|
|
for (let key in resources) {
|
|
textures.set(key, resources[key].texture)
|
|
}
|
|
|
|
if (loaded) {
|
|
loaded.call(this, textures)
|
|
}
|
|
})
|
|
|
|
return this
|
|
}
|
|
|
|
/**
|
|
* Queries the GraphQL endpoint.
|
|
*
|
|
* @param {string} [query] - The GraphQL query string.
|
|
* @param {object} [opts={}] - An options object. The following options can be set:
|
|
* http://dev.apollodata.com/core/apollo-client-api.html#ApolloClient.query
|
|
* @return {Promise} Returns a Promise which is either resolved with the resulting data or
|
|
* rejected with an error.
|
|
*/
|
|
query(query, opts = {}) {
|
|
if (typeof query === 'string') {
|
|
opts = Object.assign({}, opts, { query })
|
|
} else {
|
|
opts = Object.assign({}, query)
|
|
}
|
|
|
|
opts.query = opts.query.trim()
|
|
|
|
if (!opts.query.startsWith('query')) {
|
|
if (opts.query.startsWith('{')) {
|
|
opts.query = `query ${opts.query}`
|
|
} else {
|
|
opts.query = `query {${opts.query}}`
|
|
}
|
|
}
|
|
|
|
opts.query = gql(opts.query)
|
|
|
|
return this.apolloClient.query(opts)
|
|
}
|
|
|
|
/**
|
|
* Mutate the GraphQL endpoint.
|
|
*
|
|
* @param {string} [mutation] - The GraphQL mutation string.
|
|
* @param {object} [opts={}] - An options object. The following options can be set:
|
|
* http://dev.apollodata.com/core/apollo-client-api.html#ApolloClient.mutate
|
|
* @return {Promise} Returns a Promise which is either resolved with the resulting data or
|
|
* rejected with an error.
|
|
*/
|
|
mutate(mutation, opts = {}) {
|
|
if (typeof mutation === 'string') {
|
|
opts = Object.assign({}, opts, { mutation })
|
|
} else {
|
|
opts = Object.assign({}, mutation)
|
|
}
|
|
|
|
opts.mutation = opts.mutation.trim()
|
|
|
|
if (!opts.mutation.startsWith('mutation')) {
|
|
if (opts.mutation.startsWith('{')) {
|
|
opts.mutation = `mutation ${opts.mutation}`
|
|
} else {
|
|
opts.mutation = `mutation {${opts.mutation}}`
|
|
}
|
|
}
|
|
|
|
opts.mutation = gql(opts.mutation)
|
|
|
|
return this.apolloClient.mutate(opts)
|
|
}
|
|
|
|
/**
|
|
* Subscribe the GraphQL endpoint.
|
|
*
|
|
* @param {string} [subscription] - The GraphQL subscription.
|
|
* @param {object} [opts={}] - An options object. The following options can be set:
|
|
* http://dev.apollodata.com/core/apollo-client-api.html#ApolloClient.query
|
|
* @return {Promise} Returns a Promise which is either resolved with the resulting data or
|
|
* rejected with an error.
|
|
*/
|
|
subscribe(subscription, opts = {}) {
|
|
if (typeof subscription === 'string') {
|
|
opts = Object.assign({}, opts, { subscription })
|
|
} else {
|
|
opts = Object.assign({}, subscription)
|
|
}
|
|
|
|
opts.subscription = opts.subscription.trim()
|
|
|
|
if (!opts.subscription.startsWith('subscription')) {
|
|
if (opts.subscription.startsWith('{')) {
|
|
opts.subscription = `subscription ${opts.subscription}`
|
|
} else {
|
|
opts.subscription = `subscription {${opts.subscription}}`
|
|
}
|
|
}
|
|
|
|
opts.query = gql(opts.subscription)
|
|
|
|
delete opts.subscription
|
|
|
|
return this.apolloClient.subscribe(opts)
|
|
}
|
|
|
|
/**
|
|
* Supports the page as a global coordinate system and converts browser page coordinates
|
|
* to local DisplayObject coordinates.
|
|
*
|
|
* @param {DisplayObject} displayObject - The PIXI displayObject.
|
|
* @param {number} x - The x coordinate.
|
|
* @param {number} y - The y coordinate.
|
|
*
|
|
* @return {PIXI.Point} Returns a PIXI.Point.
|
|
*/
|
|
|
|
convertPointFromPageToNode(displayObject, x, y) {
|
|
let resolution = this.renderer.resolution
|
|
console.log('resolution', resolution)
|
|
let pixiGlobal = window.convertPointFromPageToNode(app.view, x, y)
|
|
pixiGlobal.x /= resolution
|
|
pixiGlobal.y /= resolution
|
|
return displayObject.toLocal(new PIXI.Point(pixiGlobal.x, pixiGlobal.y))
|
|
}
|
|
|
|
/**
|
|
* Supports the page as a global coordinate system and converts local DisplayObject coordinates
|
|
* to browser page coordinates.
|
|
*
|
|
* @param {DisplayObject} displayObject - The PIXI displayObject.
|
|
* @param {number} x - The x coordinate.
|
|
* @param {number} y - The y coordinate.
|
|
*
|
|
* @return {Point} Returns a DOM Point.
|
|
*/
|
|
|
|
convertPointFromNodeToPage(displayObject, x, y) {
|
|
let resolution = this.renderer.resolution
|
|
let pixiGlobal = displayObject.toGlobal(new PIXI.Point(x, y))
|
|
pixiGlobal.x *= resolution
|
|
pixiGlobal.y *= resolution
|
|
// console.log("app.convertPointFromNodeToPage", pixiGlobal)
|
|
return window.convertPointFromNodeToPage(app.view, pixiGlobal.x, pixiGlobal.y)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* The class fpsdisplay shows in the upper left corner
|
|
* of the renderer the current image refresh rate.
|
|
*
|
|
* @private
|
|
* @class
|
|
* @extends PIXI.Graphics
|
|
* @see {@link http://pixijs.download/dev/docs/PIXI.Graphics.html|PIXI.Graphics}
|
|
*/
|
|
class FpsDisplay extends PIXI.Graphics {
|
|
/**
|
|
* Creates an instance of a FpsDisplay.
|
|
*
|
|
* @constructor
|
|
* @param {PIXIApp} app - The PIXIApp where the frames per second should be displayed.
|
|
*/
|
|
constructor(app) {
|
|
super()
|
|
|
|
this.app = app
|
|
|
|
this.lineStyle(3, 0x434f4f, 1)
|
|
.beginFill(0x434f4f, 0.6)
|
|
.drawRoundedRect(0, 0, 68, 32, 5)
|
|
.endFill()
|
|
.position.set(20, 20)
|
|
|
|
this.text = new PIXI.Text(
|
|
this.fps,
|
|
new PIXI.TextStyle({
|
|
fontFamily: 'Arial',
|
|
fontSize: 14,
|
|
fontWeight: 'bold',
|
|
fill: '#f6f6f6',
|
|
stroke: '#434f4f',
|
|
strokeThickness: 3
|
|
})
|
|
)
|
|
this.text.position.set(6, 6)
|
|
|
|
this.addChild(this.text)
|
|
|
|
this.refreshFps()
|
|
|
|
window.setInterval(this.refreshFps.bind(this), 1000)
|
|
}
|
|
|
|
/**
|
|
* Refreshes fps numer.
|
|
*
|
|
* @return {PIXIApp} Returns the PIXIApp object for chaining.
|
|
*/
|
|
refreshFps() {
|
|
this.text.text = `${this.app.ticker.FPS.toFixed(1)} fps`
|
|
|
|
return this
|
|
}
|
|
}
|