Files
Superalgos/CanvasApp/SplashScreen.js
T

161 lines
4.4 KiB
JavaScript

/*
The Splash Screen is to show some 'loading...' controls while the app is being loaded on the background. After the loading is complete the Splash Screens dissapears for good.
*/
function newSplashScreen () {
let thisObject = {
container: undefined,
draw: draw,
timeMachines: [],
getContainer: getContainer, // returns the inner most container that holds the point received by parameter.
initialize: initialize
}
let container = newContainer()
container.initialize()
thisObject.container = container
resize()
container.frame.containerName = 'Splash Screen'
container.frame.position.x = 0
container.frame.position.y = 0
container.isDraggeable = false
let fadeOutCounter = 0
let opacity = 1
let logo
let canDrawLogo = false
let isInitialized = false
let splashScreenNeeded = true
return thisObject
function initialize () {
logo = new Image()
logo.onload = onImageLoad
function onImageLoad () {
canDrawLogo = true
}
logo.src = window.canvasApp.urlPrefix + 'Images/superalgos-logo.png'
canvas.eventHandler.listenToEvent('Browser Resized', resize)
isInitialized = true
}
function resize () {
thisObject.container.frame.width = browserCanvas.width
thisObject.container.frame.height = browserCanvas.height
}
function draw () {
if (isInitialized === false) { return }
if (splashScreenNeeded === false) {
stepsInitializationCounter = 100
canDrawLogo = false
fadeOutCounter++
if (fadeOutCounter > 2) {
return
}
opacity = opacity - 1
}
thisObject.container.frame.draw(false, false)
/* Set the background. */
browserCanvasContext.beginPath()
browserCanvasContext.rect(0, 0, thisObject.container.frame.width, thisObject.container.frame.height)
browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.WHITE + ', ' + opacity + ')'
browserCanvasContext.closePath()
browserCanvasContext.fill()
if (canDrawLogo === false) { return }
/* First the AA Logo. */
let imageHeight = 192 / 2
let imageWidth = 720 / 2
let yDisplacement = -60
let xDisplacement = -60
let imagePoint = {
x: thisObject.container.frame.width * 1 / 2 - imageWidth / 2 + xDisplacement,
y: thisObject.container.frame.height * 1 / 2 - imageHeight / 2 + yDisplacement
}
imagePoint = thisObject.container.frame.frameThisPoint(imagePoint)
browserCanvasContext.drawImage(logo, imagePoint.x, imagePoint.y, imageWidth, imageHeight)
/* Second the % of Advance. */
let label = '' + Math.trunc(stepsInitializationCounter) + ' %'
stepsInitializationCounter = stepsInitializationCounter + 5.0
if (stepsInitializationCounter > 99) {
splashScreenNeeded = false
canWeDraw = true
stepsInitializationCounter = 99
}
let fontSize = 15
let labelPoint = {
x: thisObject.container.frame.width / 2 - label.length / 2 * fontSize * FONT_ASPECT_RATIO - 22,
y: thisObject.container.frame.height / 2 + fontSize / 2 + fontSize * 0.1 + 90 + yDisplacement
}
browserCanvasContext.font = fontSize + 'px ' + UI_FONT.PRIMARY
browserCanvasContext.fillStyle = 'rgba(0, 0, 0, ' + opacity + ')'
browserCanvasContext.fillText(label, labelPoint.x, labelPoint.y)
let title
let titlePoint
/* Algo Bots Competitions Sub Title */
fontSize = 35
title = 'Beta 6'
titlePoint = {
x: thisObject.container.frame.width / 2 - title.length / 2 * fontSize * FONT_ASPECT_RATIO - 20,
y: thisObject.container.frame.height / 2 + 70 + yDisplacement
}
browserCanvasContext.font = fontSize + 'px ' + UI_FONT.PRIMARY
browserCanvasContext.font = 'Saira Condensed'
browserCanvasContext.fillStyle = 'rgba(0, 0, 0, ' + opacity + ')'
browserCanvasContext.fillText(title, titlePoint.x, titlePoint.y)
}
function getContainer (point) {
var container
/* First we check if this point is inside this space. */
if (thisObject.container.frame.isThisPointHere(point) === true) {
/* Now we see which is the inner most container that has it */
// add validation of inner most containers here.
/* The point does not belong to any inner container, so we return the current container. */
return thisObject.container
} else {
/* This point does not belong to this space. */
return undefined
}
}
}