forked from MapComplete/MapComplete
		
	
		
			
				
	
	
		
			370 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			370 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import PointRenderingConfigJson from "./Json/PointRenderingConfigJson"
 | 
						|
import TagRenderingConfig from "./TagRenderingConfig"
 | 
						|
import { TagsFilter } from "../../Logic/Tags/TagsFilter"
 | 
						|
import { TagUtils } from "../../Logic/Tags/TagUtils"
 | 
						|
import { Utils } from "../../Utils"
 | 
						|
import Svg from "../../Svg"
 | 
						|
import WithContextLoader from "./WithContextLoader"
 | 
						|
import { Store } from "../../Logic/UIEventSource"
 | 
						|
import BaseUIElement from "../../UI/BaseUIElement"
 | 
						|
import { FixedUiElement } from "../../UI/Base/FixedUiElement"
 | 
						|
import Img from "../../UI/Base/Img"
 | 
						|
import Combine from "../../UI/Base/Combine"
 | 
						|
import { VariableUiElement } from "../../UI/Base/VariableUIElement"
 | 
						|
 | 
						|
export default class PointRenderingConfig extends WithContextLoader {
 | 
						|
    static readonly allowed_location_codes: ReadonlySet<string> = new Set<string>([
 | 
						|
        "point",
 | 
						|
        "centroid",
 | 
						|
        "start",
 | 
						|
        "end",
 | 
						|
        "projected_centerpoint",
 | 
						|
    ])
 | 
						|
    public readonly location: Set<
 | 
						|
        "point" | "centroid" | "start" | "end" | "projected_centerpoint" | string
 | 
						|
    >
 | 
						|
 | 
						|
    public readonly icon?: TagRenderingConfig
 | 
						|
    public readonly iconBadges: { if: TagsFilter; then: TagRenderingConfig }[]
 | 
						|
    public readonly iconSize: TagRenderingConfig
 | 
						|
    public readonly anchor: TagRenderingConfig
 | 
						|
 | 
						|
    public readonly label: TagRenderingConfig
 | 
						|
    public readonly labelCss: TagRenderingConfig
 | 
						|
    public readonly labelCssClasses: TagRenderingConfig
 | 
						|
    public readonly rotation: TagRenderingConfig
 | 
						|
    public readonly cssDef: TagRenderingConfig
 | 
						|
    public readonly cssClasses?: TagRenderingConfig
 | 
						|
    public readonly pitchAlignment?: TagRenderingConfig
 | 
						|
    public readonly rotationAlignment?: TagRenderingConfig
 | 
						|
 | 
						|
    constructor(json: PointRenderingConfigJson, context: string) {
 | 
						|
        super(json, context)
 | 
						|
 | 
						|
        if (json === undefined || json === null) {
 | 
						|
            throw "Invalid PointRenderingConfig: undefined or null"
 | 
						|
        }
 | 
						|
 | 
						|
        if (typeof json.location === "string") {
 | 
						|
            json.location = [json.location]
 | 
						|
        }
 | 
						|
 | 
						|
        this.location = new Set(json.location)
 | 
						|
 | 
						|
        this.location.forEach((l) => {
 | 
						|
            const allowed = PointRenderingConfig.allowed_location_codes
 | 
						|
            if (!allowed.has(l)) {
 | 
						|
                throw `A point rendering has an invalid location: '${l}' is not one of ${Array.from(
 | 
						|
                    allowed
 | 
						|
                ).join(", ")} (at ${context}.location)`
 | 
						|
            }
 | 
						|
        })
 | 
						|
 | 
						|
        if (json.icon === undefined && json.label === undefined) {
 | 
						|
            throw `A point rendering should define at least an icon or a label`
 | 
						|
        }
 | 
						|
 | 
						|
        if (this.location.size == 0) {
 | 
						|
            throw (
 | 
						|
                "A pointRendering should have at least one 'location' to defined where it should be rendered. (At " +
 | 
						|
                context +
 | 
						|
                ".location)"
 | 
						|
            )
 | 
						|
        }
 | 
						|
        this.icon = this.tr("icon", undefined)
 | 
						|
        if (json.css !== undefined) {
 | 
						|
            this.cssDef = this.tr("css", undefined)
 | 
						|
        }
 | 
						|
        this.cssClasses = this.tr("cssClasses", undefined)
 | 
						|
        this.labelCss = this.tr("labelCss", undefined)
 | 
						|
        this.labelCssClasses = this.tr("labelCssClasses", undefined)
 | 
						|
        this.iconBadges = (json.iconBadges ?? []).map((overlay, i) => {
 | 
						|
            return {
 | 
						|
                if: TagUtils.Tag(overlay.if),
 | 
						|
                then: new TagRenderingConfig(overlay.then, `iconBadges.${i}`),
 | 
						|
            }
 | 
						|
        })
 | 
						|
 | 
						|
        const iconPath = this.icon?.GetRenderValue({ id: "node/-1" })?.txt
 | 
						|
        if (iconPath !== undefined && iconPath.startsWith(Utils.assets_path)) {
 | 
						|
            const iconKey = iconPath.substr(Utils.assets_path.length)
 | 
						|
            if (Svg.All[iconKey] === undefined) {
 | 
						|
                throw context + ": builtin SVG asset not found: " + iconPath
 | 
						|
            }
 | 
						|
        }
 | 
						|
        if (typeof json.iconSize === "string") {
 | 
						|
            const s = json.iconSize
 | 
						|
            if (["bottom", "top", "center"].some((e) => s.endsWith(e))) {
 | 
						|
                throw (
 | 
						|
                    "At " +
 | 
						|
                    context +
 | 
						|
                    " in : iconSize uses legacy ,bottom, center or top postfix. Use the field `anchor` instead."
 | 
						|
                )
 | 
						|
            }
 | 
						|
        }
 | 
						|
        this.iconSize = this.tr("iconSize", "40,40")
 | 
						|
        this.anchor = this.tr("anchor", "center")
 | 
						|
        this.label = this.tr("label", undefined)
 | 
						|
        this.rotation = this.tr("rotation", "0")
 | 
						|
        this.pitchAlignment = this.tr("pitchAlignment", "canvas")
 | 
						|
        this.rotationAlignment = this.tr(
 | 
						|
            "rotationAlignment",
 | 
						|
            json.pitchAlignment === "map" ? "map" : "canvas"
 | 
						|
        )
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Given a single HTML spec (either a single image path OR "image_path_to_known_svg:fill-colour", returns a fixedUIElement containing that
 | 
						|
     * The element will fill 100% and be positioned absolutely with top:0 and left: 0
 | 
						|
     */
 | 
						|
    private static FromHtmlSpec(htmlSpec: string, style: string, isBadge = false): BaseUIElement {
 | 
						|
        if (htmlSpec === undefined) {
 | 
						|
            return undefined
 | 
						|
        }
 | 
						|
        const match = htmlSpec.match(/([a-zA-Z0-9_]*):([^;]*)/)
 | 
						|
        if (match !== null && Svg.All[match[1] + ".svg"] !== undefined) {
 | 
						|
            const svg = Svg.All[match[1] + ".svg"] as string
 | 
						|
            const targetColor = match[2]
 | 
						|
            const img = new Img(
 | 
						|
                svg.replace(/(rgb\(0%,0%,0%\)|#000000|#000)/g, targetColor),
 | 
						|
                true
 | 
						|
            ).SetStyle(style)
 | 
						|
            if (isBadge) {
 | 
						|
                img.SetClass("badge")
 | 
						|
            }
 | 
						|
            return img
 | 
						|
        } else if (Svg.All[htmlSpec + ".svg"] !== undefined) {
 | 
						|
            const svg = Svg.All[htmlSpec + ".svg"] as string
 | 
						|
            const img = new Img(svg, true).SetStyle(style)
 | 
						|
            if (isBadge) {
 | 
						|
                img.SetClass("badge")
 | 
						|
            }
 | 
						|
            return img
 | 
						|
        } else {
 | 
						|
            return new FixedUiElement(`<img src="${htmlSpec}" style="${style}" />`)
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    private static FromHtmlMulti(
 | 
						|
        multiSpec: string,
 | 
						|
        rotation: string,
 | 
						|
        isBadge: boolean,
 | 
						|
        defaultElement: BaseUIElement = undefined,
 | 
						|
        options?: {
 | 
						|
            noFullWidth?: boolean
 | 
						|
        }
 | 
						|
    ) {
 | 
						|
        if (multiSpec === undefined) {
 | 
						|
            return defaultElement
 | 
						|
        }
 | 
						|
        const style = `width:100%;height:100%;transform: rotate( ${rotation} );display:block;position: absolute; top: 0; left: 0`
 | 
						|
 | 
						|
        const htmlDefs = multiSpec.trim()?.split(";") ?? []
 | 
						|
        const elements = Utils.NoEmpty(htmlDefs).map((def) =>
 | 
						|
            PointRenderingConfig.FromHtmlSpec(def, style, isBadge)
 | 
						|
        )
 | 
						|
        if (elements.length === 0) {
 | 
						|
            return defaultElement
 | 
						|
        } else {
 | 
						|
            const combine = new Combine(elements).SetClass("relative block")
 | 
						|
            if (options?.noFullWidth) {
 | 
						|
                return combine
 | 
						|
            }
 | 
						|
            combine.SetClass("w-full h-full")
 | 
						|
            return combine
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    public GetBaseIcon(
 | 
						|
        tags?: Record<string, string>,
 | 
						|
        options?: {
 | 
						|
            noFullWidth?: boolean
 | 
						|
        }
 | 
						|
    ): BaseUIElement {
 | 
						|
        tags = tags ?? { id: "node/-1" }
 | 
						|
        let defaultPin: BaseUIElement = undefined
 | 
						|
        if (this.label === undefined) {
 | 
						|
            defaultPin = Svg.teardrop_with_hole_green_svg()
 | 
						|
        }
 | 
						|
        if (this.icon === undefined) {
 | 
						|
            return defaultPin
 | 
						|
        }
 | 
						|
        const rotation = Utils.SubstituteKeys(
 | 
						|
            this.rotation?.GetRenderValue(tags)?.txt ?? "0deg",
 | 
						|
            tags
 | 
						|
        )
 | 
						|
        const htmlDefs = Utils.SubstituteKeys(this.icon?.GetRenderValue(tags)?.txt, tags)
 | 
						|
        if (htmlDefs === undefined) {
 | 
						|
            // This layer doesn't want to show an icon right now
 | 
						|
            return undefined
 | 
						|
        }
 | 
						|
        if (htmlDefs.startsWith("<") && htmlDefs.endsWith(">")) {
 | 
						|
            // This is probably already prepared HTML
 | 
						|
            return new FixedUiElement(Utils.SubstituteKeys(htmlDefs, tags))
 | 
						|
        }
 | 
						|
        return PointRenderingConfig.FromHtmlMulti(htmlDefs, rotation, false, defaultPin, options)
 | 
						|
    }
 | 
						|
 | 
						|
    public GetSimpleIcon(tags: Store<Record<string, string>>): BaseUIElement {
 | 
						|
        const self = this
 | 
						|
        if (this.icon === undefined) {
 | 
						|
            return undefined
 | 
						|
        }
 | 
						|
        return new VariableUiElement(tags.map((tags) => self.GetBaseIcon(tags))).SetClass(
 | 
						|
            "w-full h-full block"
 | 
						|
        )
 | 
						|
    }
 | 
						|
 | 
						|
    public RenderIcon(
 | 
						|
        tags: Store<Record<string, string>>,
 | 
						|
        clickable: boolean,
 | 
						|
        options?: {
 | 
						|
            noSize?: false | boolean
 | 
						|
            includeBadges?: true | boolean
 | 
						|
        }
 | 
						|
    ): {
 | 
						|
        html: BaseUIElement
 | 
						|
        iconAnchor: [number, number]
 | 
						|
    } {
 | 
						|
        function num(str, deflt = 40) {
 | 
						|
            const n = Number(str)
 | 
						|
            if (isNaN(n)) {
 | 
						|
                return deflt
 | 
						|
            }
 | 
						|
            return n
 | 
						|
        }
 | 
						|
 | 
						|
        function render(tr: TagRenderingConfig, deflt?: string) {
 | 
						|
            if (tags === undefined) {
 | 
						|
                return deflt
 | 
						|
            }
 | 
						|
            const str = tr?.GetRenderValue(tags.data)?.txt ?? deflt
 | 
						|
            return Utils.SubstituteKeys(str, tags.data).replace(/{.*}/g, "")
 | 
						|
        }
 | 
						|
 | 
						|
        const iconSize = render(this.iconSize, "40,40").split(",")
 | 
						|
 | 
						|
        const iconW = num(iconSize[0])
 | 
						|
        let iconH = num(iconSize[1])
 | 
						|
 | 
						|
        const anchor = render(this.anchor, "center")
 | 
						|
        const mode = anchor?.trim()?.toLowerCase() ?? "center"
 | 
						|
        // in MapLibre, the offset is relative to the _center_ of the object, with left = [-x, 0] and up = [0,-y]
 | 
						|
        let anchorW = 0
 | 
						|
        let anchorH = 0
 | 
						|
        if (mode === "left") {
 | 
						|
            anchorW = -iconW / 2
 | 
						|
        }
 | 
						|
        if (mode === "right") {
 | 
						|
            anchorW = iconW / 2
 | 
						|
        }
 | 
						|
 | 
						|
        if (mode === "top") {
 | 
						|
            anchorH = iconH / 2
 | 
						|
        }
 | 
						|
        if (mode === "bottom") {
 | 
						|
            anchorH = -iconH / 2
 | 
						|
        }
 | 
						|
 | 
						|
        const icon = this.GetSimpleIcon(tags)
 | 
						|
        let badges = undefined
 | 
						|
        if (options?.includeBadges ?? true) {
 | 
						|
            badges = this.GetBadges(tags)
 | 
						|
        }
 | 
						|
        const iconAndBadges = new Combine([icon, badges]).SetClass("block relative")
 | 
						|
 | 
						|
        if (!options?.noSize) {
 | 
						|
            iconAndBadges.SetStyle(`width: ${iconW}px; height: ${iconH}px`)
 | 
						|
        } else {
 | 
						|
            iconAndBadges.SetClass("w-full h-full")
 | 
						|
        }
 | 
						|
 | 
						|
        const css = this.cssDef?.GetRenderValue(tags.data)?.txt
 | 
						|
        const cssClasses = this.cssClasses?.GetRenderValue(tags.data)?.txt
 | 
						|
 | 
						|
        let label = this.GetLabel(tags)
 | 
						|
 | 
						|
        let htmlEl: BaseUIElement
 | 
						|
        if (icon === undefined && label === undefined) {
 | 
						|
            htmlEl = undefined
 | 
						|
        } else if (icon === undefined) {
 | 
						|
            htmlEl = new Combine([label])
 | 
						|
        } else if (label === undefined) {
 | 
						|
            htmlEl = new Combine([iconAndBadges])
 | 
						|
        } else {
 | 
						|
            htmlEl = new Combine([iconAndBadges, label]).SetStyle("flex flex-col")
 | 
						|
        }
 | 
						|
 | 
						|
        if (css !== undefined) {
 | 
						|
            htmlEl?.SetStyle(css)
 | 
						|
        }
 | 
						|
 | 
						|
        if (cssClasses !== undefined) {
 | 
						|
            htmlEl?.SetClass(cssClasses)
 | 
						|
        }
 | 
						|
        return {
 | 
						|
            html: htmlEl,
 | 
						|
            iconAnchor: [anchorW, anchorH],
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    private GetBadges(tags: Store<Record<string, string>>): BaseUIElement {
 | 
						|
        if (this.iconBadges.length === 0) {
 | 
						|
            return undefined
 | 
						|
        }
 | 
						|
        return new VariableUiElement(
 | 
						|
            tags.map((tags) => {
 | 
						|
                const badgeElements = this.iconBadges.map((badge) => {
 | 
						|
                    if (!badge.if.matchesProperties(tags)) {
 | 
						|
                        // Doesn't match...
 | 
						|
                        return undefined
 | 
						|
                    }
 | 
						|
 | 
						|
                    const htmlDefs = Utils.SubstituteKeys(
 | 
						|
                        badge.then.GetRenderValue(tags)?.txt,
 | 
						|
                        tags
 | 
						|
                    )
 | 
						|
                    if (htmlDefs.startsWith("<") && htmlDefs.endsWith(">")) {
 | 
						|
                        // This is probably an HTML-element
 | 
						|
                        return new FixedUiElement(Utils.SubstituteKeys(htmlDefs, tags))
 | 
						|
                            .SetStyle("width: 1.5rem")
 | 
						|
                            .SetClass("block")
 | 
						|
                    }
 | 
						|
                    const badgeElement = PointRenderingConfig.FromHtmlMulti(
 | 
						|
                        htmlDefs,
 | 
						|
                        "0",
 | 
						|
                        true
 | 
						|
                    )?.SetClass("block relative")
 | 
						|
                    if (badgeElement === undefined) {
 | 
						|
                        return undefined
 | 
						|
                    }
 | 
						|
                    return new Combine([badgeElement]).SetStyle("width: 1.5rem").SetClass("block")
 | 
						|
                })
 | 
						|
 | 
						|
                return new Combine(badgeElements).SetClass("inline-flex h-full")
 | 
						|
            })
 | 
						|
        ).SetClass("absolute bottom-0 right-1/3 h-1/2 w-0")
 | 
						|
    }
 | 
						|
 | 
						|
    private GetLabel(tags: Store<Record<string, string>>): BaseUIElement {
 | 
						|
        if (this.label === undefined) {
 | 
						|
            return undefined
 | 
						|
        }
 | 
						|
        const cssLabel = this.labelCss?.GetRenderValue(tags.data)?.txt
 | 
						|
        const cssClassesLabel = this.labelCssClasses?.GetRenderValue(tags.data)?.txt
 | 
						|
        const self = this
 | 
						|
        return new VariableUiElement(
 | 
						|
            tags.map((tags) => {
 | 
						|
                const label = self.label
 | 
						|
                    ?.GetRenderValue(tags)
 | 
						|
                    ?.Subs(tags)
 | 
						|
                    ?.SetClass("block center absolute text-center ")
 | 
						|
                    ?.SetClass(cssClassesLabel)
 | 
						|
                if (cssLabel) {
 | 
						|
                    label.SetStyle(cssLabel)
 | 
						|
                }
 | 
						|
                return new Combine([label]).SetClass("flex flex-col items-center")
 | 
						|
            })
 | 
						|
        )
 | 
						|
    }
 | 
						|
}
 |