diff --git a/src/App.svelte b/src/App.svelte
index 69a8e94..d0abac7 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -10,6 +10,7 @@
 
 	import Modal from "./components/Modal.svelte";
 	import MapApp from './services/map'
+	import SvgMapParser from './svgmap/SvgMapParser'
 
 	import get_bbox from './libs/bbox'
 
@@ -91,6 +92,114 @@
 		});		
 	}
 
+	async function load_back() {
+		const form = `Выберите файл подложки <br>
+			<input type="file" name="file" accept=".svg"/>`; //  multiple
+
+		let res = await ui.modal.show(form, ["ok", "cancel"]);
+		if (res.code != 'ok') return;
+
+		// console.log(res);
+		// console.log(res.form['some'].value)
+		let file = await file_lib.read(res.form["file"]);
+
+		let parser = new SvgMapParser()
+		parser.parse(file)
+
+		console.log(parser.get_map_scale())
+
+
+		let layers = parser.get_layers()
+		let options = layers.map(x => `<option value="${x.properties.id}">${x.properties.id}</option>`)
+		let select_layer_form = `Выберите слой с привязкой <select name="layer">${options}</select>`
+		let res2 = await ui.modal.show(select_layer_form, ["ok", "cancel"]);
+		if (res2.code != 'ok') return;
+
+		// console.log(res2)
+
+		let layer2 = layers.filter(x => x.properties.id == res2.form['layer'].value)[0]
+		console.log('layer2', layer2)
+
+		let anchor = parser.extract_anchor(layer2)
+		console.log('anchor', anchor)
+
+
+		const query = `SELECT well, whx, why FROM wells WHERE well='${anchor.w1.name}' OR well='${anchor.w2.name}'`;
+		let wells = await axios.post(`${back_url}/proxy/sqlite`, { query }).then((x) => x.data.data);
+
+		let ww1 = wells.filter(x => x.well == anchor.w1.name)[0]
+		let ww2 = wells.filter(x => x.well == anchor.w2.name)[0]
+		
+		console.log(ww1, ww2)
+
+		if (!ww1) return ui.modal.show(`Скважины ${anchor.w1.name} не найдено в базе.`, ["ok"]);
+		if (!ww2) return ui.modal.show(`Скважины ${anchor.w2.name} не найдено в базе.`, ["ok"]);
+
+		anchor.w1.whx = ww1.whx
+		anchor.w1.why = ww1.why
+		anchor.w2.whx = ww2.whx
+		anchor.w2.why = ww2.why
+
+
+		let shift_args = {dx: 0, dy: 0, scale: 1}
+
+
+		console.log(anchor)
+
+
+		return
+
+		var oParser = new DOMParser();
+		var oDOM = oParser.parseFromString(file, "application/xml");
+		// temp0.childNodes[2].viewBox.baseVal // rect {x,y,width,height}
+		// temp0.childNodes[2].width.baseVal.value
+		// temp0.childNodes[2].height.baseVal.value
+
+		// Find pivots
+		let svg = oDOM.getElementsByTagName('svg')[0]
+		let layer = svg.children[svg.children.length - 1]
+
+		function extract_well(pivot_group){
+			let ellipse = pivot_group.getElementsByTagName('ellipse')[0]
+			let x = ellipse.cx.baseVal.value
+			let y = ellipse.cy.baseVal.value
+
+			let text = pivot_group.getElementsByTagName('text')[0]
+			let name = text.childNodes[0].nodeValue
+			return {x, y, name}
+		}
+
+		// let w1 = extract_well(layer.children[layer.children.length - 1])
+		// let w2 = extract_well(layer.children[layer.children.length - 2])
+		// console.log(w1, w2)
+
+		// // Map dist
+		// let map_dx = w2.x - w1.x
+		// let map_dy = w2.x - w1.x
+		// let map_d = Math.sqrt(map_dx * map_dx + map_dy * map_dy)
+		// console.log('map_d', map_d)
+
+		// Определим масштаб карты
+
+		// temp0.viewBox.baseVal.x
+
+
+		// console.log(oDOM)
+
+		// console.log(file);
+
+		// let ans = await axios.post(`${back_url}/import/excel`, { name: "wells", file });
+		// console.log(ans);
+
+		// toasts.add({
+		// 	description: "File loaded",
+		// 	type: 'success',
+		// });
+
+		// ui.modal.show(`Hallo ${res.form['some'].value}`, ['ok'])
+	}
+
+
 	let ui = {
 		modal: {},
 	};
@@ -100,21 +209,6 @@
 
 	// file_lib.download()
 
-	/**
-	 * 
-	 * @param r0
-	 * @param r1
-	 * @param a0
-	 * @param a1
-	 * @param { [{v, style}] } rings
-	 */
-	function sectored_ring(r0, r1, rings){		
-		let sum = rings.reduce((s,c) => s + c.v, 0)
-		let angs = rings.reduce((s, c, i) => [...s, {...c, a0: i && s[i - 1].a1, a1: c.v + (i && s[i - 1].a1)}], [])
-		let items = angs.map(x => SvgNodes.ring_sector(r0, r1, x.a0 * 360 / sum, x.a1 * 360 / sum).set_style(x.style))
-
-		return SvgNodes.group(items)
-	}
 
 	
 
@@ -210,6 +304,7 @@
 	<button on:click={() => build_map()}>Build map</button>
 	<button on:click={() => save()}>Download</button>
 	<button on:click={() => func()}>Func</button>
+	<button on:click={() => load_back()}>Load_back</button>
 
 	<div bind:this={map_host} style="border: 1px solid #f00;" />
 </main>
diff --git a/src/back_.js b/src/back_.js
new file mode 100644
index 0000000..90fb563
--- /dev/null
+++ b/src/back_.js
@@ -0,0 +1,138 @@
+import fs, { symlinkSync } from "fs";
+import axios from "axios";
+
+import SvgMapParser from "./svgmap/SvgMapParser.js";
+import SvgNodes from "./svgmap/SvgNodes.js";
+
+const back_url = "http://localhost:4000";
+
+const path = "../../data/2022-03-16";
+
+// let file = fs.readFileSync('../data/2022-03-16/49_Кар тек и сум отб 7 об_вост.svg')
+// let file = fs.readFileSync('../data/2022-03-16/49_Кар тек и сум отб 7 об_вост-sm.svg')
+// let file = fs.readFileSync('../data/2022-03-16/49_Кар тек и сум отб 7 об_вост-inch.svg')
+// let file = fs.readFileSync(`${path}/49_Кар тек и сум отб 7 об_вост-mm.svg`)
+let file = fs.readFileSync(`D:/dev/git/kz/prodmaps/src/49_Кар тек и сум отб 7 об_вост.svg`);
+
+// let file = fs.readFileSync('../data/2022-03-16/49_Кар тек и сум отб 7 об_вост-px.svg')
+
+let styles = JSON.parse(fs.readFileSync("./moc/styles.json").toString());
+
+let parser = new SvgMapParser();
+
+function build_scaler() {
+	// Получить функцию для перевода координат из геологических в локальные.
+	// Получить функцию для перевода расстояний кругов (из тонн в см2)
+}
+
+async function start() {
+	await parser.parse(file.toString());
+
+	let sc = parser.get_map_scale();
+	console.log("scale is", sc);
+
+	let layers = parser.get_layers();
+	console.log(layers.map((x) => x.properties.id));
+
+	let name = "скв";
+	let layer = layers.filter((x) => x.properties.id == name)[0];
+	// console.log(layer)
+
+	// Получить координаты якоря
+	let anchor = parser.extract_anchor(layer);
+	console.log("anchor", anchor);
+
+	const query = `SELECT well, whx, why FROM wells WHERE well='${anchor.w1.name}' OR well='${anchor.w2.name}'`;
+	let wells = await axios.post(`${back_url}/proxy/sqlite`, { query }).then((x) => x.data.data);
+	console.log(wells);
+
+	let ww1 = wells.filter((x) => x.well == anchor.w1.name)[0];
+	let ww2 = wells.filter((x) => x.well == anchor.w2.name)[0];
+
+	console.log(ww1, ww2);
+
+	if (!ww1) return ui.modal.show(`Скважины ${anchor.w1.name} не найдено в базе.`, ["ok"]);
+	if (!ww2) return ui.modal.show(`Скважины ${anchor.w2.name} не найдено в базе.`, ["ok"]);
+
+	anchor.w1.whx = ww1.whx;
+	anchor.w1.why = ww1.why;
+	anchor.w2.whx = ww2.whx;
+	anchor.w2.why = ww2.why;
+
+	function dist(x1, y1, x2, y2) {
+		let dx = x2 - x1,
+			dy = y2 - y1;
+		return Math.sqrt(dx * dx + dy * dy);
+	}
+
+	function cs(x0, y0, x1, y1) {
+		return { x0, y0, x1, y1 };
+	}
+
+	function build_tr(cs1, cs2) {
+        let dx1 = cs1.x1 - cs1.x0
+        let dy1 = cs1.y1 - cs1.y0
+        let dx2 = cs2.x1 - cs2.x0
+        let dy2 = cs2.y1 - cs2.y0
+
+		const kx12 = dx2 / dx1
+        const ky12 = dy2 / dy1;
+		const kx21 = dx1 / dx2
+        const ky21 = dy1 / dy2;
+
+		let tr = {
+			tr12: {
+				trx(x) {
+					return (x - cs1.x0) * kx12 + cs2.x0;
+				},
+				try(y) {
+					return (y - cs1.y0) * ky12 + cs2.y0;
+				},
+			},
+			tr21: {
+				trx(x) {
+					return (x - cs2.x0) * kx21 + cs1.x0;
+				},
+				try(y) {
+					return (y - cs2.y0) * ky21 + cs1.y0;
+				},
+			},
+		};
+
+		return tr;
+	}
+
+	// Функция перевода координат из глобальных в локальные.
+	const cs1 = cs(anchor.w1.x, anchor.w1.y, anchor.w2.x, anchor.w2.y);
+	const cs2 = cs(anchor.w1.whx, anchor.w1.why, anchor.w2.whx, anchor.w2.why);
+	let tr = build_tr(cs1, cs2);
+	console.log(tr);
+
+	// console.log(wells)
+
+	const query_all = `SELECT well, whx, why FROM wells`// WHERE well='${anchor.w1.name}'`;
+    // const query_all = `SELECT well, whx, why FROM wells WHERE well='${anchor.w1.name}' OR well='${anchor.w2.name}'`;
+	let all_wells = await axios.post(`${back_url}/proxy/sqlite`, { query: query_all }).then((x) => x.data.data);
+
+	let mapped_wells = all_wells.map((x) => ({ ...x, lx: tr.tr21.trx(x.whx), ly: tr.tr21.try(x.why) }));
+
+	console.log(mapped_wells.slice(0, 2));
+
+	let svg = SvgNodes.svg().set_attrs({
+		width: sc.w + "mm",
+		height: sc.h + "mm",
+		viewBox: `0 0 ${sc.w * sc.k} ${sc.h * sc.k}`,
+	});
+
+    svg = SvgNodes.group()
+
+    svg.append(mapped_wells.map((x) => SvgNodes.ring_sector(1.5 * sc.k, 6 * sc.k, 0, 120).move(x.lx, x.ly).set_style(styles.gpt)));
+	svg.append(		mapped_wells.map((x) =>			SvgNodes.circle(1.5 * sc.k)				.move(x.lx, x.ly)				.set_style(styles.wellhead)		)	);
+	svg.append(mapped_wells.map((x) => SvgNodes.text(x.well).move(x.lx, x.ly).set_style(styles.wellhead)));
+
+    let data = file.toString().replace('</svg>', svg.render() + '</svg>')
+
+	fs.writeFileSync("out.svg", data) //svg.render());
+}
+
+start();
diff --git a/src/svgmap/SvgMapBuilder.js b/src/svgmap/SvgMapBuilder.js
new file mode 100644
index 0000000..9928544
--- /dev/null
+++ b/src/svgmap/SvgMapBuilder.js
@@ -0,0 +1,24 @@
+export default class SvgMapBulder{
+    	let WellsRenderer = {
+		// [{x,y}]
+		heads(wells, r, style) {
+			return wells.map((w) => SvgNodes.circle(r).set_style(style).move(w.x, w.y));
+		},
+
+		// [{x,y,name}]
+		names(wells, style, shift) {
+			return wells.map((w) =>
+				SvgNodes.text(w.name)
+					.set_style(style)
+					.move(w.x + shift.x, w.y + shift.y)
+			);
+		},
+
+		// {x,y,ring[1,2,3,4,5]}
+		ring(x, y, r0, r1, a0, a1, style) {
+			return SvgNodes.ring_sector(r0, r1, a0, a1).move(x, y).set_style(style);
+		},
+	};
+
+
+}
\ No newline at end of file
diff --git a/src/svgmap/SvgNodes.js b/src/svgmap/SvgNodes.js
index 8496980..d575cfa 100644
--- a/src/svgmap/SvgNodes.js
+++ b/src/svgmap/SvgNodes.js
@@ -1,4 +1,4 @@
-import SvgNode from "./SvgNode";
+import SvgNode from "./SvgNode.js";
 
 export default {
 	// sector(r, a0, a1) {
@@ -18,7 +18,10 @@ export default {
     svg(){
         return new SvgNode('svg', {
             version: "1.1",
-            xmlns: "http://www.w3.org/2000/svg"
+            xmlns: "http://www.w3.org/2000/svg",
+			"xml:space":"preserve",
+			"xmlns:xlink": "http://www.w3.org/1999/xlink",
+			style: "shape-rendering:geometricPrecision; text-rendering:geometricPrecision; image-rendering:optimizeQuality; fill-rule:evenodd; clip-rule:evenodd"
             // viewBox: "0 0 2000 2000"
         })
     },
@@ -68,4 +71,21 @@ export default {
 		node.set_attrs({x: 0, y: 0})
 		return node;
 	},
+
+	/**
+	 * 
+	 * @param r0
+	 * @param r1
+	 * @param a0
+	 * @param a1
+	 * @param { [{v, style}] } rings
+	 */
+	 sectored_ring(r0, r1, rings){		
+		let sum = rings.reduce((s,c) => s + c.v, 0)
+		let angs = rings.reduce((s, c, i) => [...s, {...c, a0: i && s[i - 1].a1, a1: c.v + (i && s[i - 1].a1)}], [])
+		let items = angs.map(x => SvgNodes.ring_sector(r0, r1, x.a0 * 360 / sum, x.a1 * 360 / sum).set_style(x.style))
+
+		return SvgNodes.group(items)
+	}
+
 };
diff --git a/src/svgmap/drawers/SvgWell.js b/src/svgmap/drawers/SvgWell.js
new file mode 100644
index 0000000..9591882
--- /dev/null
+++ b/src/svgmap/drawers/SvgWell.js
@@ -0,0 +1,23 @@
+export default {
+    // [{x,y}]
+    heads(wells, r, style) {
+        return wells.map((w) => SvgNodes.circle(r).set_style(style).move(w.x, w.y));
+    },
+
+    // [{x,y,name}]
+    names(wells, style, shift) {
+        return wells.map((w) =>
+            SvgNodes.text(w.name)
+                .set_style(style)
+                .move(w.x + shift.x, w.y + shift.y)
+        );
+    },
+
+    // {x,y,ring[1,2,3,4,5]}
+    ring(x, y, r0, r1, a0, a1, style) {
+        return SvgNodes.ring_sector(r0, r1, a0, a1).move(x, y).set_style(style);
+    },
+};
+
+
+}
\ No newline at end of file