mapcomplete/Models/ThemeConfig/PointRenderingConfig.ts
2022-06-04 18:10:09 +02:00

289 lines
No EOL
11 KiB
TypeScript

import PointRenderingConfigJson from "./Json/PointRenderingConfigJson";
import TagRenderingConfig from "./TagRenderingConfig";
import {TagsFilter} from "../../Logic/Tags/TagsFilter";
import SharedTagRenderings from "../../Customizations/SharedTagRenderings";
import {TagUtils} from "../../Logic/Tags/TagUtils";
import {Utils} from "../../Utils";
import Svg from "../../Svg";
import WithContextLoader from "./WithContextLoader";
import {UIEventSource} 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 {
private static readonly allowed_location_codes = 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 label: TagRenderingConfig;
public readonly rotation: TagRenderingConfig;
constructor(json: PointRenderingConfigJson, context: string) {
super(json, context)
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 ${context}.location)`
}
})
if (json.icon === undefined && json.label === undefined) {
throw `A point rendering should define at least an icon or a label`
}
if (this.location.size == 0) {
throw "A pointRendering should have at least one 'location' to defined where it should be rendered. (At " + context + ".location)"
}
this.icon = this.tr("icon", undefined);
this.iconBadges = (json.iconBadges ?? []).map((overlay, i) => {
let tr: TagRenderingConfig;
if (typeof overlay.then === "string" &&
SharedTagRenderings.SharedIcons.get(overlay.then) !== undefined) {
tr = SharedTagRenderings.SharedIcons.get(overlay.then);
} else {
tr = new TagRenderingConfig(
overlay.then,
`iconBadges.${i}`
);
}
return {
if: TagUtils.Tag(overlay.if),
then: tr
};
});
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;
}
}
this.iconSize = this.tr("iconSize", "40,40,center");
this.label = this.tr("label", undefined);
this.rotation = this.tr("rotation", "0");
}
/**
* 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) {
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 {
return new Combine(elements).SetClass("relative block w-full h-full")
}
}
public GetBaseIcon(tags?: any): 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
}
return PointRenderingConfig.FromHtmlMulti(htmlDefs, rotation, false, defaultPin)
}
public GetSimpleIcon(tags: UIEventSource<any>): 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 GenerateLeafletStyle(
tags: UIEventSource<any>,
clickable: boolean,
options?: {
noSize?: false | boolean,
includeBadges?: true | boolean
}
):
{
html: BaseUIElement;
iconSize: [number, number];
iconAnchor: [number, number];
popupAnchor: [number, number];
iconUrl: string;
className: string;
} {
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,center").split(",");
const iconW = num(iconSize[0]);
let iconH = num(iconSize[1]);
const mode = iconSize[2]?.trim()?.toLowerCase() ?? "center";
let anchorW = iconW / 2;
let anchorH = iconH / 2;
if (mode === "left") {
anchorW = 0;
}
if (mode === "right") {
anchorW = iconW;
}
if (mode === "top") {
anchorH = 0;
}
if (mode === "bottom") {
anchorH = iconH;
}
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")
}
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")
}
return {
html: htmlEl,
iconSize: [iconW, iconH],
iconAnchor: [anchorW, anchorH],
popupAnchor: [0, 3 - anchorH],
iconUrl: undefined,
className: clickable
? "leaflet-div-icon"
: "leaflet-div-icon unclickable",
};
}
private GetBadges(tags: UIEventSource<any>): 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)
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: UIEventSource<any>): BaseUIElement {
if (this.label === undefined) {
return undefined;
}
const self = this;
return new VariableUiElement(tags.map(tags => {
const label = self.label
?.GetRenderValue(tags)
?.Subs(tags)
?.SetClass("block text-center")
return new Combine([label]).SetClass("flex flex-col items-center mt-1")
}))
}
}