100 lines
3.1 KiB
JavaScript
100 lines
3.1 KiB
JavaScript
function newRigthScale () {
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const MODULE_NAME = 'Right Scale'
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const INFO_LOG = false
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const INTENSIVE_LOG = false
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const ERROR_LOG = true
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const logger = newWebDebugLog()
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logger.fileName = MODULE_NAME
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let thisObject = {
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container: undefined,
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draw: draw,
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getContainer: getContainer,
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initialize: initialize,
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heightPercentage: 100
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}
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const HEIGHT_PERCENTAGE_DEFAULT_VALUE = 50
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const RIGHT_MARGIN = 50
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const STEP_SIZE = 5
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thisObject.container = newContainer()
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thisObject.container.initialize(MODULE_NAME)
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thisObject.container.frame.width = RIGHT_MARGIN
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thisObject.container.frame.height = viewPort.visibleArea.bottomRight.y - viewPort.visibleArea.topRight.y
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thisObject.container.frame.position.x = viewPort.visibleArea.bottomRight.x
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thisObject.container.frame.position.y = TOP_SPACE_HEIGHT
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thisObject.container.isDraggeable = false
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thisObject.container.isClickeable = false
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thisObject.container.isWheelable = true
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return thisObject
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function initialize () {
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thisObject.container.eventHandler.listenToEvent('Mouse Wheel', onMouseWheel)
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thisObject.heightPercentage = window.localStorage.getItem(MODULE_NAME)
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if (!thisObject.heightPercentage) {
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thisObject.heightPercentage = HEIGHT_PERCENTAGE_DEFAULT_VALUE
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} else {
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thisObject.heightPercentage = JSON.parse(thisObject.heightPercentage)
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}
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event.heightPercentage = thisObject.heightPercentage
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thisObject.container.eventHandler.raiseEvent('Height Percentage Changed', event)
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}
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function onMouseWheel (event) {
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delta = event.wheelDelta
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if (delta < 0) {
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thisObject.heightPercentage = thisObject.heightPercentage - STEP_SIZE
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if (thisObject.heightPercentage < STEP_SIZE) { thisObject.heightPercentage = STEP_SIZE }
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} else {
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thisObject.heightPercentage = thisObject.heightPercentage + STEP_SIZE
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if (thisObject.heightPercentage > 100) { thisObject.heightPercentage = 100 }
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}
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event.heightPercentage = thisObject.heightPercentage
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thisObject.container.eventHandler.raiseEvent('Height Percentage Changed', event)
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window.localStorage.setItem(MODULE_NAME, thisObject.heightPercentage)
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}
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function getContainer (point) {
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let container
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/* First we check if this point is inside this object UI. */
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if (thisObject.container.frame.isThisPointHere(point, true) === true) {
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return thisObject.container
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} else {
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/* This point does not belong to this space. */
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return undefined
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}
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}
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function draw () {
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drawBackground()
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}
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function drawBackground () {
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const RIGHT_MARGIN = 50
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/* We will paint some transparent background here. */
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let opacity = '0.95'
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browserCanvasContext.beginPath()
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browserCanvasContext.rect(viewPort.visibleArea.topRight.x, viewPort.visibleArea.topRight.y, RIGHT_MARGIN, viewPort.visibleArea.bottomRight.y - viewPort.visibleArea.topRight.y)
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browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.WHITE + ', ' + opacity + ')'
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browserCanvasContext.closePath()
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browserCanvasContext.fill()
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}
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}
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