pie series with a radius of half the chart, a legend under it and a shadow on the hovered slice, with each label outside its slice.radius an inner and outer value to draw a ring, and show the hovered slice's name in the middle through emphasis.label.itemStyle.borderRadius to round each slice of the ring, with a border in the card's color to separate them.padAngle to open a gap between slices, with borderRadius rounding their ends.startAngle to 180 and endAngle to 360, and move center down, to draw the ring as a half circle.roseType: "area" pie, where every slice has the same angle and its radius grows with the value.roseType to radius or area to size each slice by its value, here the two modes side by side over the same categories.visualMap maps each value to colorLightness of one color, and animationType: "scale" grows the slices with an elastic ease.itemStyle.decal of stripes, dots or squares so slices stay apart without relying on color alone.label.alignTo between none, labelLine and edge to line the outer labels up at the end of their lines or at the chart's edges.labelLayout moves each line's end point to the label's outer side.legend.type to scroll to page through fifty names in a vertical legend beside the pie.label.rich table on one slice, with a shaded header row, a divider and weather icons drawn as backgroundColor images.pie of channels inside a ring of sources, whose labels use rich text for the series name, value and a percent badge.