67 lines
1.9 KiB
JavaScript
67 lines
1.9 KiB
JavaScript
import { defaultValue, JulianDate } from "@cesium/engine";
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/**
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* @private
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*/
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function TimelineHighlightRange(color, heightInPx, base) {
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this._color = color;
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this._height = heightInPx;
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this._base = defaultValue(base, 0);
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}
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TimelineHighlightRange.prototype.getHeight = function () {
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return this._height;
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};
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TimelineHighlightRange.prototype.getBase = function () {
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return this._base;
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};
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TimelineHighlightRange.prototype.getStartTime = function () {
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return this._start;
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};
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TimelineHighlightRange.prototype.getStopTime = function () {
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return this._stop;
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};
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TimelineHighlightRange.prototype.setRange = function (start, stop) {
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this._start = start;
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this._stop = stop;
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};
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TimelineHighlightRange.prototype.render = function (renderState) {
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let range = "";
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if (this._start && this._stop && this._color) {
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const highlightStart = JulianDate.secondsDifference(
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this._start,
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renderState.epochJulian
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);
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let highlightLeft = Math.round(
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renderState.timeBarWidth * renderState.getAlpha(highlightStart)
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);
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const highlightStop = JulianDate.secondsDifference(
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this._stop,
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renderState.epochJulian
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);
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let highlightWidth =
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Math.round(
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renderState.timeBarWidth * renderState.getAlpha(highlightStop)
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) - highlightLeft;
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if (highlightLeft < 0) {
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highlightWidth += highlightLeft;
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highlightLeft = 0;
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}
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if (highlightLeft + highlightWidth > renderState.timeBarWidth) {
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highlightWidth = renderState.timeBarWidth - highlightLeft;
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}
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if (highlightWidth > 0) {
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range = `<span class="cesium-timeline-highlight" style="left: ${highlightLeft.toString()}px; width: ${highlightWidth.toString()}px; bottom: ${this._base.toString()}px; height: ${
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this._height
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}px; background-color: ${this._color};"></span>`;
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}
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}
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return range;
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};
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export default TimelineHighlightRange;
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