TypeScript d3.scalePow函数代码示例

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本文整理汇总了TypeScript中d3.scalePow函数的典型用法代码示例。如果您正苦于以下问题：TypeScript scalePow函数的具体用法？TypeScript scalePow怎么用？TypeScript scalePow使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了scalePow函数的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: drawOpacityLegend

  function drawOpacityLegend() {
    d3.select("#heatmap-opacity-legend").selectAll("rect").remove();

    let legend = d3.select("#heatmap-opacity-legend");
    let legendWidth = Math.floor($(d3.select("#heatmap-opacity-legend").node()).outerWidth());
    let legendHeight = d3.select("#heatmap-opacity-legend").attr("height");

    let legendOpacityScale;
    if (panel.color.colorScale === 'linear') {
      legendOpacityScale = d3.scaleLinear()
      .domain([0, legendWidth])
      .range([0, 1]);
    } else if (panel.color.colorScale === 'sqrt') {
      legendOpacityScale = d3.scalePow().exponent(panel.color.exponent)
      .domain([0, legendWidth])
      .range([0, 1]);
    }

    let rangeStep = 1;
    let valuesRange = d3.range(0, legendWidth, rangeStep);
    var legendRects = legend.selectAll(".heatmap-opacity-legend-rect").data(valuesRange);

    legendRects.enter().append("rect")
    .attr("x", d => d)
    .attr("y", 0)
    .attr("width", rangeStep)
    .attr("height", legendHeight)
    .attr("stroke-width", 0)
    .attr("fill", panel.color.cardColor)
    .style("opacity", d => {
      return legendOpacityScale(d);
    });
  }

开发者ID:postsql，项目名称:grafana，代码行数:33，代码来源:rendering.ts

示例2: drawSimpleOpacityLegend

function drawSimpleOpacityLegend(elem, options) {
  let legendElem = $(elem).find('svg');
  clearLegend(elem);

  let legend = d3.select(legendElem.get(0));
  let legendWidth = Math.floor(legendElem.outerWidth());
  let legendHeight = legendElem.attr("height");

  if (legendWidth) {
    let legendOpacityScale;
    if (options.colorScale === 'linear') {
      legendOpacityScale = d3.scaleLinear()
      .domain([0, legendWidth])
      .range([0, 1]);
    } else if (options.colorScale === 'sqrt') {
      legendOpacityScale = d3.scalePow().exponent(options.exponent)
      .domain([0, legendWidth])
      .range([0, 1]);
    }

    let rangeStep = 10;
    let valuesRange = d3.range(0, legendWidth, rangeStep);
    var legendRects = legend.selectAll(".heatmap-opacity-legend-rect").data(valuesRange);

    legendRects.enter().append("rect")
      .attr("x", d => d)
      .attr("y", 0)
      .attr("width", rangeStep)
      .attr("height", legendHeight)
      .attr("stroke-width", 0)
      .attr("fill", options.cardColor)
      .style("opacity", d => legendOpacityScale(d));
  }
}

开发者ID:connection-reset，项目名称:grafana，代码行数:34，代码来源:color_legend.ts

示例3: setOpacityScale

 function setOpacityScale(maxValue) {
   if (panel.color.colorScale === 'linear') {
     opacityScale = d3.scaleLinear()
     .domain([0, maxValue])
     .range([0, 1]);
   } else if (panel.color.colorScale === 'sqrt') {
     opacityScale = d3.scalePow().exponent(panel.color.exponent)
     .domain([0, maxValue])
     .range([0, 1]);
   }
 }

开发者ID:postsql，项目名称:grafana，代码行数:11，代码来源:rendering.ts

示例4: getOpacityScale

export function getOpacityScale(options, maxValue, minValue = 0) {
  let legendOpacityScale;
  if (options.colorScale === 'linear') {
    legendOpacityScale = d3.scaleLinear()
    .domain([minValue, maxValue])
    .range([0, 1]);
  } else if (options.colorScale === 'sqrt') {
    legendOpacityScale = d3.scalePow().exponent(options.exponent)
    .domain([minValue, maxValue])
    .range([0, 1]);
  }
  return legendOpacityScale;
}

开发者ID:connection-reset，项目名称:grafana，代码行数:13，代码来源:color_scale.ts

示例5: drawSimpleOpacityLegend

function drawSimpleOpacityLegend(elem, options) {
  const legendElem = $(elem).find('svg');
  clearLegend(elem);

  const legend = d3.select(legendElem.get(0));
  const legendWidth = Math.floor(legendElem.outerWidth());
  const legendHeight = legendElem.attr('height');

  if (legendWidth) {
    let legendOpacityScale;
    if (options.colorScale === 'linear') {
      legendOpacityScale = d3
        .scaleLinear()
        .domain([0, legendWidth])
        .range([0, 1]);
    } else if (options.colorScale === 'sqrt') {
      legendOpacityScale = d3
        .scalePow()
        .exponent(options.exponent)
        .domain([0, legendWidth])
        .range([0, 1]);
    }

    const rangeStep = 10;
    const valuesRange = d3.range(0, legendWidth, rangeStep);
    const legendRects = legend.selectAll('.heatmap-opacity-legend-rect').data(valuesRange);

    legendRects
      .enter()
      .append('rect')
      .attr('x', d => d)
      .attr('y', 0)
      .attr('width', rangeStep)
      .attr('height', legendHeight)
      .attr('stroke-width', 0)
      .attr(
        'fill',
        getColorFromHexRgbOrName(
          options.cardColor,
          contextSrv.user.lightTheme ? GrafanaThemeType.Light : GrafanaThemeType.Dark
        )
      )
      .style('opacity', d => legendOpacityScale(d));
  }
}

开发者ID:CorpGlory，项目名称:grafana，代码行数:45，代码来源:color_legend.ts

示例6: scaleFor

export function scaleFor(column: ChartColumn<any>, values: number[], minRange: number, maxRange: number, scaleName: string | null | undefined): d3.ScaleContinuousNumeric<number, number> {

  if (scaleName == "ZeroMax")
    return d3.scaleLinear()
      .domain([0, d3.max(values)!])
      .range([minRange, maxRange])
      .nice();

  if (scaleName == "MinMax") {
    if (column.type == "Date" || column.type == "DateTime") {
      const scale = d3.scaleTime()
        .domain(values)
        .range([minRange, maxRange]);

      const f = function (d: string) { return scale(new Date(d)); } as any as d3.ScaleContinuousNumeric<number, number>;
      f.ticks = scale.ticks as any;
      f.tickFormat = scale.tickFormat as any;
      return f;
    }
    else {
      return d3.scaleLinear()
        .domain([d3.min(values)!, d3.max(values)!])
        .range([minRange, maxRange])
        .nice();
    }
  }

  if (scaleName == "Log")
    return d3.scaleLog()
      .domain([d3.min(values)!, d3.max(values)!])
      .range([minRange, maxRange])
      .nice();

  if (scaleName == "Sqrt")
    return d3.scalePow().exponent(.5)
      .domain([d3.min(values)!, d3.max(values)!])
      .range([minRange, maxRange]);

  throw Error("Unexpected scale: " + scaleName);
}

开发者ID:MehdyKarimpour，项目名称:extensions，代码行数:40，代码来源:ChartUtils.ts

注：本文中的d3.scalePow函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。