724 lines
28 KiB
JavaScript
724 lines
28 KiB
JavaScript
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/* globals ThrowPropsPlugin, Strong */
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import Theme from './theme.js'
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import Button from './button.js'
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import Events from '../events.js'
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/**
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* Class that represents a PixiJS ButtonGroup.
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*
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* @example
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* // Create the button group
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* const buttonGroup = new ButtonGroup({
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* buttons: [
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* {label: 'Button 1', action: event => console.log(event)},
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* {label: 'Button 2', action: event => console.log(event)},
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* {label: 'Button 3', action: event => console.log(event)}
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* ],
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* minWidth: 100
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* })
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*
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* // Add the button group to a DisplayObject
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* app.scene.addChild(buttonGroup)
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*
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* @class
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* @extends PIXI.Graphics
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* @see {@link http://pixijs.download/dev/docs/PIXI.Graphics.html|PIXI.Graphics}
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* @see {@link https://www.iwm-tuebingen.de/iwmbrowser/lib/pixi/buttongroup.html|DocTest}
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*/
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export default class ButtonGroup extends PIXI.Container {
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/**
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* Creates an instance of a ButtonGroup.
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*
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* @constructor
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* @param {object} [opts] - An options object to specify to style and behaviour of the button group.
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* @param {number} [opts.id=auto generated] - The id of the button group.
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* @param {number} [opts.x=0] - The x position of the button group. Can be also set after creation with buttonGroup.x = 0.
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* @param {number} [opts.y=0] - The y position of the button group. Can be also set after creation with buttonGroup.y = 0.
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* @param {object[]} [opts.buttons=[]] - An array of the buttons of the button group. One item of the array (one object)
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* can have exactly the same properties as an Button object when instantiating a Button. If a property of the button group
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* conflicts with a property of a button object, the value from the button object will be used.
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* @param {string|Theme=} [opts.theme=dark] - The theme to use for this button group. Possible values are dark, light, red
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* or a Theme object.
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* @param {number} [opts.minWidth=44] - Button: The minimum width of one button.
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* @param {number} [opts.minHeight=44] - Button: The minimum height of one button.
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* @param {number} [opts.maxWidth] - The maximum width of the button group. If the buttons are wider than the maximum width, the buttons get stacked. Note: The buttons can only be stacked if margin is not zero. Note 2: Load the Greensock ThrowPropsPlugin for smoother animations.
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* @param {number} [opts.maxHeight] - The maximum height of the button group. If the buttons are higher than the maximum height, the buttons get stacked. Note: The buttons can only be stacked if margin is not zero. Note 2: Load the Greensock ThrowPropsPlugin for smoother animations.
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* @param {number} [opts.stackPadding=10] - The padding for stacked buttons.
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* @param {PIXI.Application} [opts.app=window.app] - The PixiJS Application. Must be set if you want to use the mousewheel to scroll your button group. Only used when the buttons are stacked (with maxWidth or maxHeight).
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* @param {number} [opts.padding=Theme.padding] - Button: The inner spacing (distance from icon and/or label) the the border.
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* @param {number} [opts.margin=Theme.margin] - The outer spacing (distance from one button to the previous/next button).
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* @param {string} [opts.iconPosition=left] - Button: The position of the icon in relation to the label. Can be left or right.
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* @param {number} [opts.iconColor=Theme.iconColor] - Button: The color of the icon (set by the tint property) as a hex value.
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* @param {number} [opts.iconColorActive=Theme.iconColorActive] - Button: The color of the icon when activated.
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* @param {number} [opts.fill=Theme.fill] - Button: The color of the button background as a hex value.
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* @param {number} [opts.fillAlpha=Theme.fillAlpha] - Button: The alpha value of the background.
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* @param {number} [opts.fillActive=Theme.fillActive] - Button: The color of the button background when activated.
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* @param {number} [opts.fillActiveAlpha=Theme.fillActiveAlpha] - Button: The alpha value of the background when activated.
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* @param {number} [opts.stroke=Theme.stroke] - Button: The color of the border as a hex value.
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* @param {number} [opts.strokeWidth=Theme.strokeWidth] - Button: The width of the border in pixel.
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* @param {number} [opts.strokeAlpha=Theme.strokeAlpha] - Button: The alpha value of the border.
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* @param {number} [opts.strokeActive=Theme.strokeActive] - Button: The color of the border when activated.
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* @param {number} [opts.strokeActiveWidth=Theme.strokeActiveWidth] - Button: The width of the border in pixel when activated.
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* @param {number} [opts.strokeActiveAlpha=Theme.strokeActiveAlpha] - Button: The alpha value of the border when activated.
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* @param {object} [opts.textStyle=Theme.textStyle] - Button: A textstyle object for the styling of the label. See PIXI.TextStyle
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* for possible options.
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* @param {number} [opts.textStyleActive=Theme.textStyleActive] - Button: A textstyle object for the styling of the label when the
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* button is activated. See PIXI.TextStyle for possible options.
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* @param {number} [opts.textAlpha=Theme.textAlpha] - Button: The alpha value of the text.
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* @param {number} [opts.textActiveAlpha=Theme.textActiveAlpha] - Button: The alpha value of the text when activated.
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* @param {string} [opts.style=default] - A shortcut for styling options. Possible values are default, link.
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* @param {number} [opts.radius=Theme.radius] - Button: The radius of the four corners of the button (which is a rounded rectangle).
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* @param {boolean} [opts.disabled=false] - Is the button group disabled? When disabled, the button group has a lower alpha value
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* and cannot be clicked (interactive of every button is set to false).
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* @param {string} [opts.type=default] - The type of the button group. Can be default, checkbox or radio. When the type is
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* checkbox, the active state is toggled for each button automatically. When the type is radio, only one button can
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* be activated at the same time.
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* @param {string} [opts.orientation=horizontal] - The orientation of the button group. Can be horizontal or vertical.
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* @param {string} [opts.align=center] - Button: The horizontal position of the label and the icon. Possible values are
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* left, center and right. Only affects the style when the minWidth is bigger than the width of the icon and label.
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* @param {string} [opts.verticalAlign=middle] - Button: The vertical position of the label and the icon. Possible values are
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* top, middle and bottom. Only affects the style when the minHeight is bigger than the height of the icon and label.
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* @param {boolean} [opts.visible=true] - Is the button group initially visible (property visible)?
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*/
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constructor(opts = {}) {
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super()
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const theme = Theme.fromString(opts.theme)
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this.theme = theme
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this.opts = Object.assign(
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{},
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{
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id: PIXI.utils.uid(),
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x: 0,
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y: 0,
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buttons: [],
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minWidth: 44,
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minHeight: 44,
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maxWidth: null,
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maxHeight: null,
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stackPadding: 10,
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app: window.app,
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padding: theme.padding,
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margin: theme.margin,
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iconPosition: 'left', // left, right
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iconColor: theme.iconColor,
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iconColorActive: theme.iconColorActive,
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fill: theme.fill,
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fillAlpha: theme.fillAlpha,
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fillActive: theme.fillActive,
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fillActiveAlpha: theme.fillActiveAlpha,
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stroke: theme.stroke,
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strokeWidth: theme.strokeWidth,
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strokeAlpha: theme.strokeAlpha,
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strokeActive: theme.strokeActive,
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strokeActiveWidth: theme.strokeActiveWidth,
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strokeActiveAlpha: theme.strokeActiveAlpha,
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textStyle: {},
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textStyleActive: {},
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textAlpha: theme.textAlpha,
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textActiveAlpha: theme.textActiveAlpha,
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style: 'default',
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radius: theme.radius,
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disabled: null,
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type: 'default', // default, checkbox, radio
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orientation: 'horizontal',
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align: 'center', // left, center, right
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verticalAlign: 'middle', // top, middle, bottom
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visible: true
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},
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opts
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)
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this.opts.textStyle = Object.assign({}, theme.textStyle, this.opts.textStyle)
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this.opts.textStyleActive = Object.assign({}, theme.textStyleActive, this.opts.textStyleActive)
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this.buttons = []
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this._disabled = null
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this.__dragging = false
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this.visible = this.opts.visible
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// setup
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//-----------------
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this.setup()
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// layout
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//-----------------
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this.layout()
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}
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/**
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* Creates children and instantiates everything.
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*
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* @private
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* @return {ButtonGroup} A reference to the button group for chaining.
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*/
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setup() {
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// inner container
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//--------------------
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const container = new PIXI.Graphics()
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this.addChild(container)
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this.container = container
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// Buttons
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//-----------------
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let position = 0
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let index = 0
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for (let it of this.opts.buttons) {
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delete it.x
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delete it.y
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if (this.opts.orientation === 'horizontal') {
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it.x = position
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} else {
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it.y = position
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}
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it.theme = it.theme || this.opts.theme
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it.minWidth = it.minWidth || this.opts.minWidth
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it.minHeight = it.minHeight || this.opts.minHeight
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it.padding = it.padding || this.opts.padding
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it.iconPosition = it.iconPosition || this.opts.iconPosition
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it.iconColor = it.iconColor || this.opts.iconColor
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it.iconColorActive = it.iconColorActive || this.opts.iconColorActive
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it.fill = it.fill || this.opts.fill
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it.fillAlpha = it.fillAlpha || this.opts.fillAlpha
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it.fillActive = it.fillActive || this.opts.fillActive
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it.fillActiveAlpha = it.fillActiveAlpha || this.opts.fillActiveAlpha
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it.stroke = it.stroke || this.opts.stroke
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it.strokeWidth = it.strokeWidth != null ? it.strokeWidth : this.opts.strokeWidth
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it.strokeAlpha = it.strokeAlpha != null ? it.strokeAlpha : this.opts.strokeAlpha
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it.strokeActive = it.strokeActive || this.opts.strokeActive
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it.strokeActiveWidth = it.strokeActiveWidth != null ? it.strokeActiveWidth : this.opts.strokeActiveWidth
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it.strokeActiveAlpha = it.strokeActiveAlpha != null ? it.strokeActiveAlpha : this.opts.strokeActiveAlpha
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it.textStyle = it.textStyle || this.opts.textStyle
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it.textStyleActive = it.textStyleActive || this.opts.textStyleActive
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it.textAlpha = it.textAlpha != null ? it.textAlpha : this.opts.textAlpha
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it.textActiveAlpha = it.textActiveAlpha != null ? it.textActiveAlpha : this.opts.textActiveAlpha
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it.style = it.style || this.opts.style
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it.radius = it.radius != null ? it.radius : this.opts.radius
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if (!it.type) {
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switch (this.opts.type) {
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case 'checkbox':
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it.type = this.opts.type
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break
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default:
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it.type = 'default'
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break
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}
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}
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//it.type = it.type || this.opts.type || 'default'
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it.align = it.align || this.opts.align
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it.verticalAlign = it.verticalAlign || this.opts.verticalAlign
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it.afterAction = (event, button) => {
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if (this.opts.type === 'radio' && button.opts.type === 'default') {
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this.buttons.forEach(it => {
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if (it.opts.type === 'default') {
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it.active = false
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}
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})
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if (button.opts.type === 'default') {
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button.active = true
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}
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}
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}
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if (it.tooltip) {
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if (typeof it.tooltip === 'string') {
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it.tooltip = { content: it.tooltip, container: this }
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} else {
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it.tooltip = Object.assign({}, { container: this }, it.tooltip)
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}
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}
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let button = new Button(it)
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this.container.addChild(button)
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this.buttons.push(button)
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button.__originalPosition = {
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x: button.x,
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y: button.y
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}
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position += (this.opts.orientation === 'horizontal' ? button.width : button.height) + this.opts.margin
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button.__initIndex = index
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index++
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}
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if (this.opts.orientation === 'vertical') {
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const maxWidth = this.getMaxButtonWidth()
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this.buttons.forEach(it => {
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it.opts.minWidth = maxWidth
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it.layout()
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})
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}
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// disabled
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//-----------------
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if (this.opts.disabled != null) {
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this.disabled = this.opts.disabled
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}
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// interaction
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//--------------------
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if (this.opts.margin > 0 && (this.opts.maxWidth || this.opts.maxHeight)) {
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this.interactive = true
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this.on('pointerdown', this.onStart.bind(this))
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this.on('pointermove', this.onMove.bind(this))
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this.on('pointerup', this.onEnd.bind(this))
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this.on('pointercancel', this.onEnd.bind(this))
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this.on('pointerout', this.onEnd.bind(this))
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this.on('pointerupoutside', this.onEnd.bind(this))
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this.on('scroll', this.onScroll.bind(this))
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// mousewheel
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//--------------------
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if (this.opts.app) {
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const app = this.opts.app
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app.view.addEventListener('mousewheel', event => {
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const bounds = this.getBounds()
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const x = event.clientX - app.view.getBoundingClientRect().left
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const y = event.clientY - app.view.getBoundingClientRect().top
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if (bounds.contains(x, y)) {
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event.preventDefault()
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this.emit('scroll', event)
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}
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})
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}
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const background = new PIXI.Graphics()
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background.beginFill(0x000000, 0)
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background.drawRect(0, 0, this.width, this.height)
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background.endFill()
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this.addChildAt(background, 0)
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this.__initWidth = this.container.width
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this.__initHeight = this.container.height
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}
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return this
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}
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/**
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||
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* Should be called to refresh the layout of the button group. Can be used after resizing.
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||
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*
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||
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* @return {ButtonGroup} A reference to the button group for chaining.
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||
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*/
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layout() {
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// set position
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//-----------------
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this.position.set(this.opts.x, this.opts.y)
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// draw
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//-----------------
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this.draw()
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// stack
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//-----------------
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if (this.opts.margin > 0 && (this.opts.maxWidth || this.opts.maxHeight)) {
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this.stack()
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}
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return this
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}
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/**
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||
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* Draws the canvas.
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||
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*
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||
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* @private
|
||
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* @return {ButtonGroup} A reference to the button group for chaining.
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||
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*/
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||
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draw() {
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|
|
if (this.opts.margin === 0) {
|
||
|
|
this.buttons.forEach(it => it.hide())
|
||
|
|
|
||
|
|
this.container.clear()
|
||
|
|
this.container.lineStyle(this.opts.strokeWidth, this.opts.stroke, this.opts.strokeAlpha)
|
||
|
|
this.container.beginFill(this.opts.fill, this.opts.fillAlpha)
|
||
|
|
this.container.drawRoundedRect(0, 0, this.width, this.height, this.opts.radius)
|
||
|
|
|
||
|
|
// Draw borders
|
||
|
|
this.container.lineStyle(this.opts.strokeWidth, this.opts.stroke, this.opts.strokeAlpha / 2)
|
||
|
|
|
||
|
|
this.buttons.forEach((it, i) => {
|
||
|
|
if (i > 0) {
|
||
|
|
this.container.moveTo(it.x, it.y)
|
||
|
|
|
||
|
|
if (this.opts.orientation === 'horizontal') {
|
||
|
|
this.container.lineTo(it.x, it.height)
|
||
|
|
} else {
|
||
|
|
this.container.lineTo(it.width, it.y)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
})
|
||
|
|
|
||
|
|
this.container.endFill()
|
||
|
|
}
|
||
|
|
|
||
|
|
return this
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets or sets the disabled state. When disabled, no button of the button group can be clicked.
|
||
|
|
*
|
||
|
|
* @member {boolean}
|
||
|
|
*/
|
||
|
|
get disabled() {
|
||
|
|
return this._disabled
|
||
|
|
}
|
||
|
|
|
||
|
|
set disabled(value) {
|
||
|
|
this._disabled = value
|
||
|
|
|
||
|
|
this.buttons.forEach(it => (it.disabled = value))
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets or sets the maximum width of the button group for stacking. Usefull when you want to resize the available space.
|
||
|
|
*
|
||
|
|
* @member {number}
|
||
|
|
*/
|
||
|
|
get maxWidth() {
|
||
|
|
return this.opts.maxWidth
|
||
|
|
}
|
||
|
|
|
||
|
|
set maxWidth(value) {
|
||
|
|
this.opts.maxWidth = value
|
||
|
|
this.layout()
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets or sets the maximum height of the button group for stacking. Usefull when you want to resize the available space.
|
||
|
|
*
|
||
|
|
* @member {number}
|
||
|
|
*/
|
||
|
|
get maxHeight() {
|
||
|
|
return this.opts.maxHeight
|
||
|
|
}
|
||
|
|
|
||
|
|
set maxHeight(value) {
|
||
|
|
this.opts.maxHeight = value
|
||
|
|
this.layout()
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Searches all buttons of the button group and returns the maximum width of one button.
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @return {number} The maximum with of a button of the button group.
|
||
|
|
*/
|
||
|
|
getMaxButtonWidth() {
|
||
|
|
let widths = this.buttons.map(it => it.width)
|
||
|
|
|
||
|
|
return Math.max(...widths)
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Shows the button group (sets his alpha value to 1).
|
||
|
|
*
|
||
|
|
* @return {ButtonGroup} A reference to the button group for chaining.
|
||
|
|
*/
|
||
|
|
show() {
|
||
|
|
this.alpha = 1
|
||
|
|
|
||
|
|
return this
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Hides the button group (sets his alpha value to 0).
|
||
|
|
*
|
||
|
|
* @return {ButtonGroup} A reference to the button group for chaining.
|
||
|
|
*/
|
||
|
|
hide() {
|
||
|
|
this.alpha = 0
|
||
|
|
|
||
|
|
return this
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {*} event
|
||
|
|
*/
|
||
|
|
onStart(event) {
|
||
|
|
if (
|
||
|
|
(this.opts.maxWidth != null && this.__initWidth > this.opts.maxWidth) ||
|
||
|
|
(this.opts.maxHeight != null && this.__initHeight > this.opts.maxHeight)
|
||
|
|
) {
|
||
|
|
this.__dragging = true
|
||
|
|
|
||
|
|
this.capture(event)
|
||
|
|
|
||
|
|
this.__delta = {
|
||
|
|
x: this.container.position.x - event.data.global.x,
|
||
|
|
y: this.container.position.y - event.data.global.y
|
||
|
|
}
|
||
|
|
|
||
|
|
TweenLite.killTweensOf(this.container.position, { x: true, y: true })
|
||
|
|
if (typeof ThrowPropsPlugin != 'undefined') {
|
||
|
|
ThrowPropsPlugin.track(this.container.position, 'x,y')
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {*} event
|
||
|
|
*/
|
||
|
|
onMove(event) {
|
||
|
|
if (this.__dragging) {
|
||
|
|
this.capture(event)
|
||
|
|
if (this.opts.orientation === 'horizontal') {
|
||
|
|
this.container.position.x = event.data.global.x + this.__delta.x
|
||
|
|
} else {
|
||
|
|
this.container.position.y = event.data.global.y + this.__delta.y
|
||
|
|
}
|
||
|
|
|
||
|
|
this.stack()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {*} event
|
||
|
|
*/
|
||
|
|
onEnd(event) {
|
||
|
|
if (this.__dragging) {
|
||
|
|
this.__dragging = false
|
||
|
|
|
||
|
|
this.capture(event)
|
||
|
|
|
||
|
|
const throwProps = { x: { velocity: 'auto' }, y: { velocity: 'auto' } }
|
||
|
|
|
||
|
|
if (this.opts.orientation === 'horizontal') {
|
||
|
|
if (this.__initWidth > this.opts.maxWidth) {
|
||
|
|
// stack!
|
||
|
|
const distanceToLeft = this.container.x
|
||
|
|
const distanceToRight = this.opts.maxWidth - this.container.x - this.__initWidth
|
||
|
|
|
||
|
|
if (distanceToLeft > 0) {
|
||
|
|
throwProps.x.end = 0
|
||
|
|
} else if (distanceToRight > 0) {
|
||
|
|
throwProps.x.end = this.opts.maxWidth - this.__initWidth
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// just magnetize
|
||
|
|
throwProps.x.end = 0
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if (this.__initHeight > this.opts.maxHeight) {
|
||
|
|
// stack!
|
||
|
|
const distanceToTop = this.container.y
|
||
|
|
const distanceToBottom = this.opts.maxHeight - this.container.y - this.__initHeight
|
||
|
|
|
||
|
|
if (distanceToTop > 0) {
|
||
|
|
throwProps.y.end = 0
|
||
|
|
} else if (distanceToBottom > 0) {
|
||
|
|
throwProps.y.end = this.opts.maxHeight - this.__initHeight
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// just magnetize
|
||
|
|
throwProps.y.end = 0
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (typeof ThrowPropsPlugin != 'undefined') {
|
||
|
|
ThrowPropsPlugin.to(
|
||
|
|
this.container.position,
|
||
|
|
{
|
||
|
|
throwProps,
|
||
|
|
ease: Strong.easeOut,
|
||
|
|
onUpdate: () => this.stack(),
|
||
|
|
onComplete: () => ThrowPropsPlugin.untrack(this.container.position)
|
||
|
|
},
|
||
|
|
0.8,
|
||
|
|
0.4
|
||
|
|
)
|
||
|
|
} else {
|
||
|
|
if (this.opts.orientation === 'horizontal' && throwProps.x.end != null) {
|
||
|
|
TweenMax.to(this.container.position, 0.3, { x: throwProps.x.end, onUpdate: this.stack.bind(this) })
|
||
|
|
} else if (this.opts.orientation === 'vertical' && throwProps.y.end != null) {
|
||
|
|
TweenMax.to(this.container.position, 0.3, { y: throwProps.y.end, onUpdate: this.stack.bind(this) })
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {*} event
|
||
|
|
*/
|
||
|
|
onScroll(event) {
|
||
|
|
if (
|
||
|
|
(this.opts.maxWidth != null && this.__initWidth > this.opts.maxWidth) ||
|
||
|
|
(this.opts.maxHeight != null && this.__initHeight > this.opts.maxHeight)
|
||
|
|
) {
|
||
|
|
this.capture(event)
|
||
|
|
|
||
|
|
if (this.opts.orientation === 'horizontal') {
|
||
|
|
this.container.position.x -= event.deltaX
|
||
|
|
if (this.container.position.x > 0) {
|
||
|
|
this.container.position.x = 0
|
||
|
|
} else if (this.container.position.x + this.__initWidth < this.opts.maxWidth) {
|
||
|
|
this.container.position.x = this.opts.maxWidth - this.__initWidth
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
this.container.position.y -= event.deltaY
|
||
|
|
if (this.container.position.y > 0) {
|
||
|
|
this.container.position.y = 0
|
||
|
|
} else if (this.container.position.y + this.container.height < this.opts.maxHeight) {
|
||
|
|
this.container.position.y = this.opts.maxHeight - this.container.height
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.stack()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Captures an event to inform InteractionMapper about processed events.
|
||
|
|
*
|
||
|
|
* @param {event|PIXI.InteractionEvent} event - The PIXI event to capture.
|
||
|
|
*/
|
||
|
|
capture(event) {
|
||
|
|
const originalEvent = event.data && event.data.originalEvent ? event.data.originalEvent : event
|
||
|
|
Events.capturedBy(originalEvent, this)
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @private
|
||
|
|
*/
|
||
|
|
stack() {
|
||
|
|
if (this.opts.maxWidth) {
|
||
|
|
this._stackHorizontal()
|
||
|
|
} else if (this.opts.maxHeight) {
|
||
|
|
this._stackVertical()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @private
|
||
|
|
*/
|
||
|
|
_stackHorizontal() {
|
||
|
|
const sorted = []
|
||
|
|
|
||
|
|
let reverseCounter = this.buttons.length - 1
|
||
|
|
|
||
|
|
this.buttons.forEach((it, index) => {
|
||
|
|
const leftCorner = it.__originalPosition.x + this.container.x
|
||
|
|
const rightCorner = it.__originalPosition.x + it.button.width
|
||
|
|
const paddingLeft = index * this.opts.stackPadding
|
||
|
|
const paddingRight = reverseCounter * this.opts.stackPadding
|
||
|
|
if (leftCorner < paddingLeft) {
|
||
|
|
// left border
|
||
|
|
it.x = -this.container.x + paddingLeft
|
||
|
|
} else if (rightCorner > -this.container.x + this.opts.maxWidth - paddingRight) {
|
||
|
|
// right border
|
||
|
|
it.x = -this.container.x + this.opts.maxWidth - it.button.width - paddingRight
|
||
|
|
} else {
|
||
|
|
it.x = it.__originalPosition.x
|
||
|
|
}
|
||
|
|
|
||
|
|
reverseCounter--
|
||
|
|
|
||
|
|
sorted.push(it)
|
||
|
|
})
|
||
|
|
|
||
|
|
const min = Math.min(...sorted.map(it => it.x))
|
||
|
|
const max = Math.max(...sorted.map(it => it.x + it.button.width))
|
||
|
|
const center = (min + max) / 2
|
||
|
|
|
||
|
|
// z-index
|
||
|
|
sorted
|
||
|
|
.sort((a, b) => {
|
||
|
|
const centerA = a.x + a.button.width / 2
|
||
|
|
const centerB = b.x + b.button.width / 2
|
||
|
|
|
||
|
|
if (centerA < center && centerB < center) {
|
||
|
|
if (a.x < b.x) {
|
||
|
|
return -1
|
||
|
|
} else if (b.x < a.x) {
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
} else if (centerA > center && centerB > center) {
|
||
|
|
if (a.x + a.button.width > b.x + b.button.width) {
|
||
|
|
return -1
|
||
|
|
} else if (b.x + b.button.width < a.x + a.button.x) {
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0
|
||
|
|
})
|
||
|
|
.forEach(it => it.parent.addChild(it))
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @private
|
||
|
|
*/
|
||
|
|
_stackVertical() {
|
||
|
|
const sorted = []
|
||
|
|
|
||
|
|
let reverseCounter = this.buttons.length - 1
|
||
|
|
|
||
|
|
this.buttons.forEach((it, index) => {
|
||
|
|
const topCorner = it.__originalPosition.y + this.container.y
|
||
|
|
const bottomCorner = it.__originalPosition.y + it.button.height
|
||
|
|
const paddingTop = index * this.opts.stackPadding
|
||
|
|
const paddingBottom = reverseCounter * this.opts.stackPadding
|
||
|
|
if (topCorner < paddingTop) {
|
||
|
|
// top border
|
||
|
|
it.y = -this.container.y + paddingTop
|
||
|
|
} else if (bottomCorner > -this.container.y + this.opts.maxHeight - paddingBottom) {
|
||
|
|
// bottom border
|
||
|
|
it.y = -this.container.y + this.opts.maxHeight - it.button.height - paddingBottom
|
||
|
|
} else {
|
||
|
|
it.y = it.__originalPosition.y
|
||
|
|
}
|
||
|
|
|
||
|
|
reverseCounter--
|
||
|
|
|
||
|
|
sorted.push(it)
|
||
|
|
})
|
||
|
|
|
||
|
|
const min = Math.min(...sorted.map(it => it.y))
|
||
|
|
const max = Math.max(...sorted.map(it => it.y + it.button.height))
|
||
|
|
const center = (min + max) / 2
|
||
|
|
|
||
|
|
// z-index
|
||
|
|
sorted
|
||
|
|
.sort((a, b) => {
|
||
|
|
const centerA = a.y + a.button.height / 2
|
||
|
|
const centerB = b.y + b.button.height / 2
|
||
|
|
|
||
|
|
if (centerA < center && centerB < center) {
|
||
|
|
if (a.y < b.y) {
|
||
|
|
return -1
|
||
|
|
} else if (b.y < a.y) {
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
} else if (centerA > center && centerB > center) {
|
||
|
|
if (a.y + a.button.height > b.y + b.button.height) {
|
||
|
|
return -1
|
||
|
|
} else if (b.y + b.button.height < a.y + a.button.y) {
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0
|
||
|
|
})
|
||
|
|
.forEach(it => it.parent.addChild(it))
|
||
|
|
}
|
||
|
|
}
|