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6.3.1/nativeplot/Example.svelte

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+<script lang="ts">
+	export let title: string | null;
+	export let x: string;
+	export let y: string;
+</script>
+
+{#if title}
+	{title}
+{:else}
+	{x} x {y}
+{/if}

6.3.1/nativeplot/Index.svelte

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+<script lang="ts">
+	import { Gradio } from "@gradio/utils";
+	import { BlockTitle } from "@gradio/atoms";
+	import { Block } from "@gradio/atoms";
+	import {
+		FullscreenButton,
+		IconButtonWrapper,
+		IconButton
+	} from "@gradio/atoms";
+	import { StatusTracker } from "@gradio/statustracker";
+	import { onMount, untrack } from "svelte";
+	import { Download } from "@gradio/icons";
+
+	import type { TopLevelSpec as Spec } from "vega-lite";
+	import type { View } from "vega";
+	import { LineChart as LabelIcon } from "@gradio/icons";
+	import { Empty } from "@gradio/atoms";
+	import type { NativePlotProps, NativePlotEvents, PlotData } from "./types";
+
+	let props = $props();
+	const gradio = new Gradio<NativePlotEvents, NativePlotProps>(props);
+
+	let unique_colors = $derived(
+		gradio.props.color &&
+			gradio.props.value &&
+			gradio.props.value.datatypes[gradio.props.color] === "nominal"
+			? Array.from(new Set(_data.map((d) => d[gradio.props.color!])))
+			: []
+	);
+
+	let x_lim = $derived(gradio.props.x_lim || null); // for some unknown reason, x_lim was getting set to undefined when used in re-render, so this line is needed
+	let y_lim = $derived(gradio.props.y_lim || null);
+	let x_start = $derived(x_lim?.[0] !== null ? x_lim?.[0] : undefined);
+	let x_end = $derived(x_lim?.[1] !== null ? x_lim?.[1] : undefined);
+	let y_start = $derived(y_lim?.[0] !== null ? y_lim?.[0] : undefined);
+	let y_end = $derived(y_lim?.[1] !== null ? y_lim?.[1] : undefined);
+
+	let fullscreen = $state(false);
+
+	function reformat_sort(
+		_sort: NativePlotProps["sort"]
+	):
+		| string
+		| "ascending"
+		| "descending"
+		| { field: string; order: "ascending" | "descending" }
+		| string[]
+		| null
+		| undefined {
+		if (_sort === "x") {
+			return "ascending";
+		} else if (_sort === "-x") {
+			return "descending";
+		} else if (_sort === "y") {
+			return { field: gradio.props.y, order: "ascending" };
+		} else if (_sort === "-y") {
+			return { field: gradio.props.y, order: "descending" };
+		} else if (_sort === null) {
+			return null;
+		} else if (Array.isArray(_sort)) {
+			return _sort;
+		}
+	}
+	let _sort = $derived(reformat_sort(gradio.props.sort));
+
+	let _data: {
+		[x: string]: string | number;
+	}[] = $state([]);
+
+	function escape_field_name(fieldName: string): string {
+		// Escape special characters in field names according to Vega-Lite spec:
+		// https://vega.github.io/vega-lite/docs/field.html
+		return fieldName
+			.replace(/\./g, "\\.")
+			.replace(/\[/g, "\\[")
+			.replace(/\]/g, "\\]");
+	}
+
+	let x_temporal = $derived(
+		gradio.props.value &&
+			gradio.props.value.datatypes[gradio.props.x] === "temporal"
+	);
+	let _x_lim = $derived(
+		x_temporal
+			? [
+					x_start !== undefined ? x_start * 1000 : null,
+					x_end !== undefined ? x_end * 1000 : null
+				]
+			: x_lim
+	);
+	let mouse_down_on_chart = $state(false);
+	const SUFFIX_DURATION: Record<string, number> = {
+		s: 1,
+		m: 60,
+		h: 60 * 60,
+		d: 24 * 60 * 60
+	};
+	let _x_bin = $derived(
+		gradio.props.x_bin
+			? typeof gradio.props.x_bin === "string"
+				? 1000 *
+					parseInt(
+						gradio.props.x_bin.substring(0, gradio.props.x_bin.length - 1)
+					) *
+					SUFFIX_DURATION[gradio.props.x_bin[gradio.props.x_bin.length - 1]]
+				: gradio.props.x_bin
+			: undefined
+	);
+
+	let _y_aggregate = $derived.by(() => {
+		if (gradio.props.value) {
+			if (gradio.props.value.mark === "point") {
+				const aggregating = _x_bin !== undefined;
+				return gradio.props.y_aggregate || aggregating ? "sum" : undefined;
+			} else {
+				return gradio.props.y_aggregate ? gradio.props.y_aggregate : "sum";
+			}
+		}
+		return undefined;
+	});
+
+	let aggregating = $derived.by(() => {
+		if (gradio.props.value) {
+			if (gradio.props.value.mark === "point") {
+				return _x_bin !== undefined;
+			} else {
+				return (
+					_x_bin !== undefined ||
+					gradio.props.value.datatypes[gradio.props.x] === "nominal"
+				);
+			}
+		}
+		return false;
+	});
+
+	function downsample(
+		data: PlotData["data"],
+		x_index: number,
+		y_index: number,
+		color_index: number | null,
+		x_start: number | undefined,
+		x_end: number | undefined
+	): PlotData["data"] {
+		if (
+			data.length < 1000 ||
+			gradio.props.x_bin !== null ||
+			gradio.props.value?.mark !== "line" ||
+			gradio.props.value?.datatypes[gradio.props.x] === "nominal"
+		) {
+			return data;
+		}
+		const bin_count = 250;
+		let min_max_bins_per_color: Record<
+			string,
+			[number | null, number, number | null, number][]
+		> = {};
+		if (x_start === undefined || x_end === undefined) {
+			data.forEach((row) => {
+				let x_value = row[x_index] as number;
+				if (x_start === undefined || x_value < x_start) {
+					x_start = x_value;
+				}
+				if (x_end === undefined || x_value > x_end) {
+					x_end = x_value;
+				}
+			});
+		}
+		if (x_start === undefined || x_end === undefined) {
+			return data;
+		}
+		const x_range = x_end - x_start;
+		const bin_size = x_range / bin_count;
+		data.forEach((row, i) => {
+			const x_value = row[x_index] as number;
+			const y_value = row[y_index] as number;
+			const color_value =
+				color_index !== null ? (row[color_index] as string) : "any";
+			const bin_index = Math.floor((x_value - (x_start as number)) / bin_size);
+			if (min_max_bins_per_color[color_value] === undefined) {
+				min_max_bins_per_color[color_value] = [];
+			}
+			min_max_bins_per_color[color_value][bin_index] = min_max_bins_per_color[
+				color_value
+			][bin_index] || [
+				null,
+				Number.POSITIVE_INFINITY,
+				null,
+				Number.NEGATIVE_INFINITY
+			];
+			if (y_value < min_max_bins_per_color[color_value][bin_index][1]) {
+				min_max_bins_per_color[color_value][bin_index][0] = i;
+				min_max_bins_per_color[color_value][bin_index][1] = y_value;
+			}
+			if (y_value > min_max_bins_per_color[color_value][bin_index][3]) {
+				min_max_bins_per_color[color_value][bin_index][2] = i;
+				min_max_bins_per_color[color_value][bin_index][3] = y_value;
+			}
+		});
+		const downsampled_data: PlotData["data"] = [];
+		Object.values(min_max_bins_per_color).forEach((bins) => {
+			bins.forEach(([min_index, _, max_index, __]) => {
+				let indices: number[] = [];
+				if (min_index !== null && max_index !== null) {
+					indices = [
+						Math.min(min_index, max_index),
+						Math.max(min_index, max_index)
+					];
+				} else if (min_index !== null) {
+					indices = [min_index];
+				} else if (max_index !== null) {
+					indices = [max_index];
+				}
+				indices.forEach((index) => {
+					downsampled_data.push(data[index]);
+				});
+			});
+		});
+		return downsampled_data;
+	}
+	function reformat_data(
+		data: PlotData,
+		x_start: number | undefined,
+		x_end: number | undefined
+	): {
+		[x: string]: string | number;
+	}[] {
+		let x_index = data.columns.indexOf(gradio.props.x);
+		let y_index = data.columns.indexOf(gradio.props.y);
+		let color_index = gradio.props.color
+			? data.columns.indexOf(gradio.props.color)
+			: null;
+		let datatable = data.data;
+
+		if (x_start !== undefined && x_end !== undefined) {
+			const time_factor =
+				data.datatypes[gradio.props.x] === "temporal" ? 1000 : 1;
+			const _x_start = x_start * time_factor;
+			const _x_end = x_end * time_factor;
+			let largest_before_start: Record<string, [number, number]> = {};
+			let smallest_after_end: Record<string, [number, number]> = {};
+			const _datatable = datatable.filter((row, i) => {
+				const x_value = row[x_index] as number;
+				const color_value =
+					color_index !== null ? (row[color_index] as string) : "any";
+				if (
+					x_value < _x_start &&
+					(largest_before_start[color_value] === undefined ||
+						x_value > largest_before_start[color_value][1])
+				) {
+					largest_before_start[color_value] = [i, x_value];
+				}
+				if (
+					x_value > _x_end &&
+					(smallest_after_end[color_value] === undefined ||
+						x_value < smallest_after_end[color_value][1])
+				) {
+					smallest_after_end[color_value] = [i, x_value];
+				}
+				return x_value >= _x_start && x_value <= _x_end;
+			});
+			datatable = [
+				...Object.values(largest_before_start).map(([i, _]) => datatable[i]),
+				...downsample(
+					_datatable,
+					x_index,
+					y_index,
+					color_index,
+					_x_start,
+					_x_end
+				),
+				...Object.values(smallest_after_end).map(([i, _]) => datatable[i])
+			];
+		} else {
+			datatable = downsample(
+				datatable,
+				x_index,
+				y_index,
+				color_index,
+				undefined,
+				undefined
+			);
+		}
+
+		if (gradio.props.tooltip == "all" || Array.isArray(gradio.props.tooltip)) {
+			return datatable.map((row) => {
+				const obj: { [x: string]: string | number } = {};
+				data.columns.forEach((col, i) => {
+					obj[col] = row[i];
+				});
+				return obj;
+			});
+		}
+		return datatable.map((row) => {
+			const obj = {
+				[gradio.props.x]: row[x_index],
+				[gradio.props.y]: row[y_index]
+			};
+			if (gradio.props.color && color_index !== null) {
+				obj[gradio.props.color] = row[color_index];
+			}
+			return obj;
+		});
+	}
+
+	$effect(() => {
+		_data = gradio.props.value
+			? reformat_data(gradio.props.value, x_start, x_end)
+			: [];
+	});
+
+	let old_value = $state<PlotData | null>(gradio.props.value);
+	$effect(() => {
+		if (old_value !== gradio.props.value && view) {
+			old_value = gradio.props.value;
+			view.data("data", _data).runAsync();
+		}
+	});
+
+	const is_browser = typeof window !== "undefined";
+	let chart_element = $state<HTMLDivElement>();
+	let computed_style = $derived(
+		chart_element ? window.getComputedStyle(chart_element) : null
+	);
+	let view = $state<View>();
+	let mounted = $state(false);
+	let old_width = $state<number>(0);
+	let old_height = $state<number>(0);
+	let resizeObserver = $state<ResizeObserver>();
+
+	let vegaEmbed: typeof import("vega-embed").default;
+
+	async function load_chart(): Promise<void> {
+		if (mouse_down_on_chart) {
+			refresh_pending = true;
+			return;
+		}
+		if (view) {
+			view.finalize();
+		}
+		if (!gradio.props.value || !chart_element) return;
+		old_width = chart_element.offsetWidth;
+		old_height = chart_element.offsetHeight;
+		const spec = create_vega_lite_spec();
+		if (!spec) return;
+		resizeObserver = new ResizeObserver((el) => {
+			if (!el[0].target || !(el[0].target instanceof HTMLElement)) return;
+			if (
+				old_width === 0 &&
+				chart_element!.offsetWidth !== 0 &&
+				gradio.props.value!.datatypes[gradio.props.x] === "nominal"
+			) {
+				// a bug where when a nominal chart is first loaded, the width is 0, it doesn't resize
+				load_chart();
+			} else {
+				const width_change = Math.abs(old_width - el[0].target.offsetWidth);
+				const height_change = Math.abs(old_height - el[0].target.offsetHeight);
+				if (width_change > 100 || height_change > 100) {
+					old_width = el[0].target.offsetWidth;
+					old_height = el[0].target.offsetHeight;
+					load_chart();
+				} else {
+					view.signal("width", el[0].target.offsetWidth).run();
+					if (fullscreen) {
+						view.signal("height", el[0].target.offsetHeight).run();
+					}
+				}
+			}
+		});
+
+		if (!vegaEmbed) {
+			vegaEmbed = (await import("vega-embed")).default;
+		}
+		vegaEmbed(chart_element, spec, { actions: false }).then(function (result) {
+			view = result.view;
+			resizeObserver!.observe(chart_element!);
+			var debounceTimeout: NodeJS.Timeout;
+			var lastSelectTime = 0;
+			view.addEventListener("dblclick", () => {
+				gradio.dispatch("double_click");
+			});
+			// prevent double-clicks from highlighting text
+			chart_element!.addEventListener(
+				"mousedown",
+				function (e) {
+					if (e.detail > 1) {
+						e.preventDefault();
+					}
+				},
+				false
+			);
+			if (gradio.props._selectable) {
+				view.addSignalListener("brush", function (_, value) {
+					if (Date.now() - lastSelectTime < 1000) return;
+					mouse_down_on_chart = true;
+					if (Object.keys(value).length === 0) return;
+					clearTimeout(debounceTimeout);
+					let range: [number, number] = value[Object.keys(value)[0]];
+					if (x_temporal) {
+						range = [range[0] / 1000, range[1] / 1000];
+					}
+					debounceTimeout = setTimeout(function () {
+						mouse_down_on_chart = false;
+						lastSelectTime = Date.now();
+						gradio.dispatch("select", {
+							value: range,
+							index: range,
+							selected: true
+						});
+						if (refresh_pending) {
+							refresh_pending = false;
+							load_chart();
+						}
+					}, 250);
+				});
+			}
+		});
+	}
+
+	let refresh_pending = $state(false);
+
+	onMount(() => {
+		mounted = true;
+		return () => {
+			mounted = false;
+			if (view) {
+				view.finalize();
+			}
+			if (resizeObserver) {
+				resizeObserver.disconnect();
+			}
+		};
+	});
+
+	function export_chart(): void {
+		if (!view || !computed_style) return;
+
+		const block_background = computed_style.getPropertyValue(
+			"--block-background-fill"
+		);
+		const export_background = block_background || "white";
+
+		view.background(export_background).run();
+
+		view
+			.toImageURL("png", 2)
+			.then(function (url) {
+				view.background("transparent").run();
+
+				const link = document.createElement("a");
+				link.setAttribute("href", url);
+				link.setAttribute("download", "chart.png");
+				link.style.display = "none";
+				document.body.appendChild(link);
+				link.click();
+				document.body.removeChild(link);
+			})
+			.catch(function (err) {
+				console.error("Export failed:", err);
+				view.background("transparent").run();
+			});
+	}
+
+	let _color_map = $derived(JSON.stringify(gradio.props.color_map));
+
+	$effect(() => {
+		// Track dependencies to trigger chart reload
+		void gradio.props.title;
+		void gradio.props.x_title;
+		void gradio.props.y_title;
+		void gradio.props.color_title;
+		void gradio.props.x;
+		void gradio.props.y;
+		void gradio.props.color;
+		void gradio.props.x_bin;
+		void _y_aggregate;
+		void _color_map;
+		void gradio.props.colors_in_legend;
+		void x_start;
+		void x_end;
+		void y_start;
+		void y_end;
+		void gradio.props.caption;
+		void gradio.props.sort;
+		void mounted;
+		void chart_element;
+		void fullscreen;
+		void computed_style;
+
+		if (mounted && chart_element) {
+			untrack(() => {
+				load_chart();
+			});
+		}
+	});
+
+	function create_vega_lite_spec(): Spec | null {
+		if (!gradio.props.value || !computed_style) return null;
+		let accent_color = computed_style.getPropertyValue("--color-accent");
+		let body_text_color = computed_style.getPropertyValue("--body-text-color");
+		let borderColorPrimary = computed_style.getPropertyValue(
+			"--border-color-primary"
+		);
+		let font_family = computed_style.fontFamily;
+		let title_weight = computed_style.getPropertyValue(
+			"--block-title-text-weight"
+		) as
+			| "bold"
+			| "normal"
+			| 100
+			| 200
+			| 300
+			| 400
+			| 500
+			| 600
+			| 700
+			| 800
+			| 900;
+		const font_to_px_val = (font: string): number => {
+			return font.endsWith("px") ? parseFloat(font.slice(0, -2)) : 12;
+		};
+		let text_size_md = font_to_px_val(
+			computed_style.getPropertyValue("--text-md")
+		);
+		let text_size_sm = font_to_px_val(
+			computed_style.getPropertyValue("--text-sm")
+		);
+
+		/* eslint-disable complexity */
+		return {
+			$schema: "https://vega.github.io/schema/vega-lite/v5.17.0.json",
+			background: "transparent",
+			config: {
+				autosize: { type: "fit", contains: "padding" },
+				axis: {
+					labelFont: font_family,
+					labelColor: body_text_color,
+					titleFont: font_family,
+					titleColor: body_text_color,
+					titlePadding: 8,
+					tickColor: borderColorPrimary,
+					labelFontSize: text_size_sm,
+					gridColor: borderColorPrimary,
+					titleFontWeight: "normal",
+					titleFontSize: text_size_sm,
+					labelFontWeight: "normal",
+					domain: false,
+					labelAngle: 0,
+					titleLimit: chart_element.offsetHeight * 0.8
+				},
+				legend: {
+					labelColor: body_text_color,
+					labelFont: font_family,
+					titleColor: body_text_color,
+					titleFont: font_family,
+					titleFontWeight: "normal",
+					titleFontSize: text_size_sm,
+					labelFontWeight: "normal",
+					offset: 2
+				},
+				title: {
+					color: body_text_color,
+					font: font_family,
+					fontSize: text_size_md,
+					fontWeight: title_weight,
+					anchor: "middle"
+				},
+				view: { stroke: borderColorPrimary },
+				mark: {
+					stroke: gradio.props.value.mark !== "bar" ? accent_color : undefined,
+					fill: gradio.props.value.mark === "bar" ? accent_color : undefined,
+					cursor: "crosshair"
+				}
+			},
+			data: { name: "data" },
+			datasets: {
+				data: _data
+			},
+			layer: [
+				"plot",
+				...(gradio.props.value.mark === "line" ? ["hover"] : [])
+			].map((mode) => {
+				return {
+					encoding: {
+						size:
+							gradio.props.value!.mark === "line"
+								? mode == "plot"
+									? {
+											condition: {
+												empty: false,
+												param: "hoverPlot",
+												value: 3
+											},
+											value: 2
+										}
+									: {
+											condition: { empty: false, param: "hover", value: 100 },
+											value: 0
+										}
+								: undefined,
+						opacity:
+							mode === "plot"
+								? undefined
+								: {
+										condition: { empty: false, param: "hover", value: 1 },
+										value: 0
+									},
+						x: {
+							axis: {
+								...(gradio.props.x_label_angle !== null && {
+									labelAngle: gradio.props.x_label_angle
+								}),
+								labels: gradio.props.x_axis_labels_visible,
+								ticks: gradio.props.x_axis_labels_visible
+							},
+							field: escape_field_name(gradio.props.x),
+							title: gradio.props.x_title || gradio.props.x,
+							type: gradio.props.value!.datatypes[gradio.props.x],
+							scale: {
+								zero: false,
+								domainMin: _x_lim?.[0] !== null ? _x_lim?.[0] : undefined,
+								domainMax: _x_lim?.[1] !== null ? _x_lim?.[1] : undefined
+							},
+							bin: _x_bin ? { step: _x_bin } : undefined,
+							sort: _sort
+						},
+						y: {
+							axis: gradio.props.y_label_angle
+								? { labelAngle: gradio.props.y_label_angle }
+								: {},
+							field: escape_field_name(gradio.props.y),
+							title: gradio.props.y_title || gradio.props.y,
+							type: gradio.props.value!.datatypes[gradio.props.y],
+							scale: {
+								zero: false,
+								domainMin: y_start ?? undefined,
+								domainMax: y_end ?? undefined
+							},
+							aggregate: aggregating ? _y_aggregate : undefined
+						},
+						color: gradio.props.color
+							? {
+									field: escape_field_name(gradio.props.color),
+									legend: {
+										orient: "bottom",
+										title: gradio.props.color_title,
+										values: gradio.props.colors_in_legend?.length
+											? [...gradio.props.colors_in_legend]
+											: undefined
+									},
+									scale:
+										gradio.props.value!.datatypes[gradio.props.color] ===
+										"nominal"
+											? {
+													domain: unique_colors,
+													range: gradio.props.color_map
+														? unique_colors.map(
+																(c) => gradio.props.color_map![c]
+															)
+														: undefined
+												}
+											: {
+													range: [
+														100, 200, 300, 400, 500, 600, 700, 800, 900
+													].map((n) =>
+														computed_style!.getPropertyValue("--primary-" + n)
+													),
+													interpolate: "hsl"
+												},
+									type: gradio.props.value!.datatypes[gradio.props.color]
+								}
+							: undefined,
+						tooltip:
+							gradio.props.tooltip == "none"
+								? undefined
+								: [
+										{
+											field: escape_field_name(gradio.props.y),
+											type: gradio.props.value!.datatypes[gradio.props.y],
+											aggregate: aggregating ? _y_aggregate : undefined,
+											title: gradio.props.y_title || gradio.props.y
+										},
+										{
+											field: escape_field_name(gradio.props.x),
+											type: gradio.props.value!.datatypes[gradio.props.x],
+											title: gradio.props.x_title || gradio.props.x,
+											format: x_temporal ? "%Y-%m-%d %H:%M:%S" : undefined,
+											bin: _x_bin ? { step: _x_bin } : undefined
+										},
+										...(gradio.props.color
+											? [
+													{
+														field: gradio.props.color,
+														type: gradio.props.value!.datatypes[
+															gradio.props.color
+														]
+													}
+												]
+											: []),
+										...(gradio.props.tooltip === "axis"
+											? []
+											: gradio.props.value?.columns
+													.filter(
+														(col) =>
+															col !== gradio.props.x &&
+															col !== gradio.props.y &&
+															col !== gradio.props.color &&
+															(gradio.props.tooltip === "all" ||
+																gradio.props.tooltip.includes(col))
+													)
+													.map((column) => ({
+														field: column,
+														type: gradio.props.value!.datatypes[column]
+													})))
+									]
+					},
+					strokeDash: {},
+					mark: {
+						clip: true,
+						type: mode === "hover" ? "point" : gradio.props.value.mark
+					},
+					name: mode
+				};
+			}),
+			// @ts-ignore
+			params: [
+				...(gradio.props.value!.mark === "line"
+					? [
+							{
+								name: "hoverPlot",
+								select: {
+									clear: "mouseout",
+									fields: gradio.props.color ? [gradio.props.color] : [],
+									nearest: true,
+									on: "mouseover",
+									type: "point" as "point"
+								},
+								views: ["hover"]
+							},
+							{
+								name: "hover",
+								select: {
+									clear: "mouseout",
+									nearest: true,
+									on: "mouseover",
+									type: "point" as "point"
+								},
+								views: ["hover"]
+							}
+						]
+					: []),
+				...(gradio.props._selectable
+					? [
+							{
+								name: "brush",
+								select: {
+									encodings: ["x"],
+									mark: { fill: "gray", fillOpacity: 0.3, stroke: "none" },
+									type: "interval" as "interval"
+								},
+								views: ["plot"]
+							}
+						]
+					: [])
+			],
+			width: chart_element!.offsetWidth,
+			height: gradio.props.height || fullscreen ? "container" : undefined,
+			title: gradio.props.title || undefined
+		} as Spec;
+	}
+	/* eslint-enable complexity */
+	$inspect("visible", gradio.shared.visible);
+</script>
+
+<Block
+	visible={gradio.shared.visible}
+	elem_id={gradio.shared.elem_id}
+	elem_classes={gradio.shared.elem_classes}
+	scale={gradio.shared.scale}
+	min_width={gradio.shared.min_width}
+	allow_overflow={false}
+	padding={true}
+	height={gradio.props.height}
+	bind:fullscreen
+>
+	{#if gradio.shared.loading_status}
+		<StatusTracker
+			autoscroll={gradio.shared.autoscroll}
+			i18n={gradio.i18n}
+			{...gradio.shared.loading_status}
+			on_clear_status={() =>
+				gradio.dispatch("clear_status", gradio.shared.loading_status)}
+		/>
+	{/if}
+	{#if gradio.props.buttons?.length}
+		<IconButtonWrapper
+			buttons={gradio.props.buttons}
+			on_custom_button_click={(id) => {
+				gradio.dispatch("custom_button_click", { id });
+			}}
+		>
+			{#if gradio.props.buttons?.some((btn) => typeof btn === "string" && btn === "export")}
+				<IconButton Icon={Download} label="Export" on:click={export_chart} />
+			{/if}
+			{#if gradio.props.buttons?.some((btn) => typeof btn === "string" && btn === "fullscreen")}
+				<FullscreenButton
+					{fullscreen}
+					on:fullscreen={({ detail }) => {
+						fullscreen = detail;
+					}}
+				/>
+			{/if}
+		</IconButtonWrapper>
+	{/if}
+	<BlockTitle show_label={gradio.shared.show_label} info={undefined}
+		>{gradio.shared.label}</BlockTitle
+	>
+
+	{#if gradio.props.value && is_browser}
+		<div bind:this={chart_element}></div>
+
+		{#if gradio.props.caption}
+			<p class="caption">{gradio.props.caption}</p>
+		{/if}
+	{:else}
+		<Empty unpadded_box={true}><LabelIcon /></Empty>
+	{/if}
+</Block>
+
+<style>
+	div {
+		width: 100%;
+		height: 100%;
+	}
+	:global(#vg-tooltip-element) {
+		font-family: var(--font) !important;
+		font-size: var(--text-xs) !important;
+		box-shadow: none !important;
+		background-color: var(--block-background-fill) !important;
+		border: 1px solid var(--border-color-primary) !important;
+		color: var(--body-text-color) !important;
+	}
+	:global(#vg-tooltip-element .key) {
+		color: var(--body-text-color-subdued) !important;
+	}
+	.caption {
+		padding: 0 4px;
+		margin: 0;
+		text-align: center;
+	}
+</style>

6.3.1/nativeplot/package.json

@@ -0,0 +1,44 @@
+{
+	"name": "@gradio/nativeplot",
+	"version": "0.9.3",
+	"description": "Gradio UI packages",
+	"type": "module",
+	"author": "",
+	"license": "ISC",
+	"private": false,
+	"main_changeset": true,
+	"exports": {
+		".": {
+			"gradio": "./Index.svelte",
+			"svelte": "./dist/Index.svelte",
+			"types": "./dist/Index.svelte.d.ts"
+		},
+		"./example": {
+			"gradio": "./Example.svelte",
+			"svelte": "./dist/Example.svelte",
+			"types": "./dist/Example.svelte.d.ts"
+		},
+		"./package.json": "./package.json"
+	},
+	"dependencies": {
+		"@gradio/atoms": "workspace:^",
+		"@gradio/icons": "workspace:^",
+		"@gradio/statustracker": "workspace:^",
+		"@gradio/theme": "workspace:^",
+		"@gradio/utils": "workspace:^",
+		"vega": "^6.2.0",
+		"vega-embed": "^7.0.2",
+		"vega-lite": "^6.4.1"
+	},
+	"devDependencies": {
+		"@gradio/preview": "workspace:^"
+	},
+	"peerDependencies": {
+		"svelte": "^5.43.4"
+	},
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/gradio-app/gradio.git",
+		"directory": "js/nativeplot"
+	}
+}

6.3.1/nativeplot/types.ts

@@ -0,0 +1,50 @@
+import type { Gradio, SelectData, CustomButton } from "@gradio/utils";
+import type { LoadingStatus } from "@gradio/statustracker";
+
+export interface PlotData {
+	columns: string[];
+	data: [string | number][];
+	datatypes: Record<string, "quantitative" | "temporal" | "nominal">;
+	mark: "line" | "point" | "bar";
+}
+
+export interface NativePlotProps {
+	value: PlotData | null;
+	x: string;
+	y: string;
+	color: string | null;
+	title: string | null;
+	x_title: string | null;
+	y_title: string | null;
+	color_title: string | null;
+	x_bin: string | number | null;
+	y_aggregate: "sum" | "mean" | "median" | "min" | "max" | undefined;
+	color_map: Record<string, string> | null;
+	colors_in_legend: string[] | null;
+	x_lim: [number | null, number | null] | null;
+	y_lim: [number | null, number | null] | null;
+	x_label_angle: number | null;
+	y_label_angle: number | null;
+	x_axis_labels_visible: boolean;
+	caption: string | null;
+	sort: "x" | "y" | "-x" | "-y" | string[] | null;
+	tooltip: "axis" | "none" | "all" | string[];
+	buttons: (string | CustomButton)[] | null;
+	_selectable: boolean;
+	label: string;
+	elem_id: string;
+	elem_classes: string[];
+	visible: boolean | "hidden";
+	show_label: boolean;
+	scale: number | null;
+	min_width: number | undefined;
+	loading_status: LoadingStatus | undefined;
+	height: number | undefined;
+}
+
+export interface NativePlotEvents {
+	select: SelectData;
+	double_click: undefined;
+	clear_status: LoadingStatus;
+	custom_button_click: { id: number };
+}