move draw logic to separate package

website/package.json

@@ -26,6 +26,7 @@
     "@nanostores/react": "^0.7.1",
     "@strudel/codemirror": "workspace:*",
     "@strudel/core": "workspace:*",
+    "@strudel/canvas": "workspace:*",
     "@strudel/csound": "workspace:*",
     "@strudel/desktopbridge": "workspace:*",
     "@strudel/hydra": "workspace:*",

website/src/docs/Colors.jsx

@@ -1,5 +1,4 @@
-import { colorMap } from '@strudel/core/color.mjs';
-import React from 'react';
+import { colorMap } from '@strudel/canvas';
 
 const Colors = () => {
   return (

website/src/repl/Repl.jsx

@@ -4,7 +4,8 @@ Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/st
 This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { code2hash, getDrawContext, logger, silence } from '@strudel/core';
+import { code2hash, logger, silence } from '@strudel/core';
+import { getDrawContext } from '@strudel/canvas';
 import cx from '@src/cx.mjs';
 import { transpiler } from '@strudel/transpiler';
 import {

website/src/repl/drawings.mjs

@@ -24,7 +24,9 @@ angle(saw)
 `;
 
 // https://strudel.cc/?C31_NrcMfZEO
-export const spiralflower = `const {innerWidth:ww,innerHeight:wh} = window;
+export const spiralflower = `let {innerWidth:ww,innerHeight:wh} = window;
+ww*=window.devicePixelRatio;
+wh*=window.devicePixelRatio;
 const ctx = getDrawContext()
 const piDiv180 = Math.PI / 180;
 function fromPolar(angle, radius, cx, cy) {

website/src/repl/util.mjs

@@ -72,6 +72,7 @@ export async function getRandomTune() {
 export function loadModules() {
   let modules = [
     import('@strudel/core'),
+    import('@strudel/canvas'),
     import('@strudel/tonal'),
     import('@strudel/mini'),
     import('@strudel/xen'),