Starting to refactor OL styles to be able to support arrows and point markers.
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@ -82,6 +82,10 @@ const textStroke = new Stroke({
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color: '#fff',
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width: 3,
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});
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const textStrokeSel = new Stroke({
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color: 'blue',
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width: 2,
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});
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const textFill = new Fill({
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color: '#000',
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});
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@ -89,176 +93,106 @@ const textFillSel = new Fill({
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color: 'red',
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});
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const trksegStroke = new Stroke({
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color: 'blue',
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width: 3,
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});
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const trksegStrokeSel = new Stroke({
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color: 'red',
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width: 3,
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});
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const rteStroke = new Stroke({
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color: 'green',
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width: 3,
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});
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const rteStrokeSel = new Stroke({
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color: 'red',
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width: 3,
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});
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const normalizer = (params: any) => {
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const key = JSON.stringify(params);
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// console.log({ caller: 'getStyle / normalizer', key });
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return key;
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};
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const memoizeOptions = {
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length: 1,
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normalizer,
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max: 1024,
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};
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const zoom = () => Math.floor(getState().zoom);
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const styles = {
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default: {
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trkseg: {
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stroke: new Stroke({
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color: 'blue',
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width: 3,
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}),
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wpt: {
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getParameters: (feature: Feature) => {
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const minZoom = feature.get('extensions')?.['dyo:minZoom'];
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return {
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isSelected: feature.get('isSelected') ?? false,
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text: feature.get('name'),
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customIcon: icons[feature.get('sym') as keyof typeof icons],
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hidden: minZoom && zoom() < minZoom,
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};
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},
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'trkseg-start': {
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image: new Icon({
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src: startIcon,
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scale: 0.2,
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opacity: 0.6,
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anchor: [0.5, 1],
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}),
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},
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'trkseg-finish': {
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image: new Icon({
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src: finishIcon,
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scale: 0.2,
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opacity: 0.6,
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anchor: [0.5, 1],
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}),
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},
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rte: {
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stroke: new Stroke({
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color: 'green',
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width: 5,
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}),
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},
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'rte-start': {
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image: new Icon({
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src: startIcon,
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scale: 0.3,
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opacity: 0.6,
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anchor: [0.5, 1],
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}),
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},
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'rte-finish': {
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image: new Icon({
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src: finishIcon,
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scale: 0.3,
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opacity: 0.6,
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anchor: [0.5, 1],
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}),
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},
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wpt: {
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image: (feature: Feature, zoom: number) => {
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const minZoom = feature.get('extensions')?.['dyo:minZoom'];
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if (minZoom && zoom < minZoom) {
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return null;
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}
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const customIcon = icons[feature.get('sym') as keyof typeof icons];
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const icon = customIcon ?? wptIconObj;
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return new Icon(icon);
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},
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text: (feature: Feature, zoom: number) => {
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const minZoom = feature.get('extensions')?.['dyo:minZoom'];
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if (minZoom && zoom < minZoom) {
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return null;
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}
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return new Text({
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getStyle: memoize((params: any) => {
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console.log({ caller: 'getStyle', params });
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const { isSelected, text, customIcon, hidden } = params;
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if (hidden) {
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return null;
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}
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const icon = customIcon ?? wptIconObj;
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return new Style({
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image: new Icon(icon),
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text: new Text({
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font: '16px Calibri,sans-serif',
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text: feature.get('name'),
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fill: textFill,
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stroke: textStroke,
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offsetY: -40,
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});
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},
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},
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},
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selected: {
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trkseg: {
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stroke: new Stroke({
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color: 'red',
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width: 3,
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}),
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},
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rte: {
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stroke: new Stroke({
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color: 'red',
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width: 5,
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}),
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},
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wpt: {
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image: new Icon({
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src: wptIconSel,
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scale: 0.1,
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opacity: 0.9,
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anchor: [0.5, 1],
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}),
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text: (feature: Feature) =>
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new Text({
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font: '16px Calibri,sans-serif',
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text: feature.get('name'),
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fill: textFillSel,
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stroke: textStroke,
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text: text,
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fill: isSelected ? textFillSel : textFill,
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stroke: isSelected ? textStrokeSel : textStroke,
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offsetY: -40,
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}),
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});
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}, memoizeOptions),
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},
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trkseg: {
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getParameters: (feature: Feature) => {
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return {
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isSelected: feature.get('isSelected') ?? false,
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};
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},
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getStyle: memoize((params: any) => {
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console.log({ caller: 'getStyle', params });
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const { isSelected } = params;
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return new Style({ stroke: isSelected ? trksegStrokeSel : trksegStroke });
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}, memoizeOptions),
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},
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rte: {
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getParameters: (feature: Feature) => {
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return {
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isSelected: feature.get('isSelected') ?? false,
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};
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},
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getStyle: memoize((params: any) => {
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console.log({ caller: 'getStyle', params });
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const { isSelected } = params;
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return new Style({ stroke: isSelected ? rteStrokeSel : rteStroke });
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}, memoizeOptions),
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},
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};
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const styleRequiresFeatureAndZoom = memoize(
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(type: keyof typeof styles.default) => {
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const defaults = styles.default[type];
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const selected = styles.selected[type];
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const all = { ...selected, ...defaults };
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for (const key of Object.keys(all)) {
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if (all[key] instanceof Function && all[key].length > 1) {
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return true;
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}
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}
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return false;
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}
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);
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const styleRequiresFeature = memoize((type: keyof typeof styles.default) => {
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const defaults = styles.default[type];
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const selected = styles.selected[type];
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const all = { ...selected, ...defaults };
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for (const key of Object.keys(all)) {
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if (all[key] instanceof Function) {
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return true;
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}
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}
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return false;
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});
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const getStyle = memoize(
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(
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type: keyof typeof styles.default,
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isSelected: boolean = false,
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feature: any,
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zoom: any
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) => {
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const defaults = styles.default[type];
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const selected = styles.selected[type];
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const all = isSelected ? { ...defaults, ...selected } : { ...defaults };
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// console.log({
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// caller: 'style / getStyle',
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// type,
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// isSelected,
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// params,
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// defaults,
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// selected,
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// all,
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// });
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for (const key of Object.keys(all)) {
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if (all[key] instanceof Function) {
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all[key] = all[key](feature, zoom);
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}
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}
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return new Style(all);
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},
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{ length: 4, max: 1024 }
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);
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export const style = (feature: Feature) => {
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const type = feature.get('type');
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const isSelected = feature.get('isSelected') === true;
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// console.log({ caller: 'style', type, isSelected });
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if (styleRequiresFeatureAndZoom(type)) {
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const zoom = Math.floor(getState().zoom);
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return getStyle(type, isSelected, feature, zoom);
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const type = feature.get('type') as keyof typeof styles;
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console.log({ caller: 'style', type });
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const styleForType = styles[type];
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if (!styleForType) {
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return null;
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}
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if (styleRequiresFeature(type)) {
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return getStyle(type, isSelected, feature, null);
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}
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return getStyle(type, isSelected, null, null);
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const params = styles[type].getParameters(feature);
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const getStyle = styles[type].getStyle;
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return getStyle(params);
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};
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export default style;
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