forked from MapComplete/MapComplete
48 lines
1.8 KiB
TypeScript
48 lines
1.8 KiB
TypeScript
import DetermineLayout from "./Logic/DetermineLayout"
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import ThemeViewState from "./Models/ThemeViewState"
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import SvelteUIElement from "./UI/Base/SvelteUIElement"
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import ThemeViewGUI from "./UI/ThemeViewGUI.svelte"
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import { FixedUiElement } from "./UI/Base/FixedUiElement"
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import Combine from "./UI/Base/Combine"
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import { SubtleButton } from "./UI/Base/SubtleButton"
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import Svg from "./Svg"
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import { Utils } from "./Utils"
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function webgl_support() {
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try {
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var canvas = document.createElement("canvas")
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return (
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!!window.WebGLRenderingContext &&
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(canvas.getContext("webgl") || canvas.getContext("experimental-webgl"))
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)
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} catch (e) {
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return false
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}
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}
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// @ts-ignore
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try {
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if (!webgl_support()) {
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throw "WebGL is not supported or not enabled. This is essential for MapComplete to function, please enable this."
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}
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DetermineLayout.GetLayout()
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.then((layout) => {
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const state = new ThemeViewState(layout)
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const main = new SvelteUIElement(ThemeViewGUI, { state })
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main.AttachTo("maindiv")
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})
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.catch((err) => {
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console.error("Error while initializing: ", err, err.stack)
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new Combine([
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new FixedUiElement(err).SetClass("block alert"),
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new SubtleButton(Svg.download_svg(), "Download the raw file").onClick(() =>
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Utils.offerContentsAsDownloadableFile(
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DetermineLayout.getCustomDefinition(),
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"mapcomplete-theme.json",
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{ mimetype: "application/json" }
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)
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),
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]).AttachTo("maindiv")
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})
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} catch (err) {
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new FixedUiElement(err).SetClass("block alert").AttachTo("maindiv")
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}
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