32:T785,map1 = html`

raster-contrast: 0; raster-fade-duration: 300; raster-opacity: interpolate(exponential(0.8), zoom(), 3, 0, 5, 0.15, 12, 0.15);

line-color: rgba(181, 129, 100, 1); line-opacity: 0.5; line-width: 0.8;

line-color: rgba(181, 129, 100, 1); line-opacity: interpolate(linear(), zoom(), 7, 0.2, 10, 0.6); line-width: 1.3;

symbol-avoid-edges: true; symbol-placement: line; text-allow-overlap: false; text-field: @height; text-ignore-placement: false; text-padding: 10; text-rotation-alignment: map; text-font: ['Noto Sans Regular']; text-size: interpolate(linear(), zoom(), 15, 9.5, 20, 12); text-color: rgba(181, 129, 100, 1); text-halo-blur: 1; text-halo-color: rgba(232, 230, 223, 1); text-halo-width: 1;

`33:[] 30:{"title":"Displaying Contours and Hill Shading on a Map","cells":[{"id":0,"value":"md`\n\n# Displaying Contours and Hill Shading on a Map\n\nThe standard base map styles provided with Flo.w include map data sources for UK contours and hill shading raster images. To display these on a map, add layers as show below:\n\n- Hill shading raster image tiles\n- Minor contour lines\n- Major contour lines (at 50m and 100m intervals)\n- Major contour line labels\n\nAdjust the contour and hill shade styling as desired to match your base map style.\n\n`","pinned":false,"hidden":false,"mode":"ojs"},{"id":43,"value":"$32","pinned":true,"hidden":false,"mode":"ojs"},{"id":177,"value":"// set initial state - 'merge' sets multiple state properties in one call.\ncontext.state.merge({ color: 'red', options: [] })","pinned":false,"hidden":false,"mode":"ojs"},{"id":4,"value":"md`## Appendix `","pinned":false,"hidden":false,"mode":"ojs"},{"id":9,"value":"apiKey = 'b6b77cc4-904a-46d1-aa0f-3bf3848ce4c7'","pinned":true,"hidden":false,"mode":"ojs"},{"id":11,"value":"import {\n initializeFlow,\n datasetTable,\n tileSourceTable,\n datasetSource,\n datasetAttributes\n} from '@emuanalytics/flow-helper-library'","pinned":true,"hidden":false,"mode":"ojs"},{"id":14,"value":"context = {\n const context = await initializeFlow(apiKey, '1.1.7');\n return context;\n}","pinned":true,"hidden":false,"mode":"ojs"},{"id":120,"value":"turf = require(\"@turf/turf\")","pinned":true,"hidden":false,"mode":"ojs"},{"id":46,"value":"html`\n\n`","pinned":true,"hidden":false,"mode":"ojs"}],"files":"$W33","stdlib":"1","titling":"auto"}