private int GetPiePosIndex(Serie serie, Vector2 local)
{
if (!(serie is Pie))
{
return(-1);
}
var dist = Vector2.Distance(local, serie.context.center);
var maxRadius = serie.context.outsideRadius + 3 * chart.theme.serie.pieSelectedOffset;
if (dist < serie.context.insideRadius || dist > maxRadius)
{
return(-1);
}
var dir = local - new Vector2(serie.context.center.x, serie.context.center.y);
var angle = ChartHelper.GetAngle360(Vector2.up, dir);
for (int i = 0; i < serie.data.Count; i++)
{
var serieData = serie.data[i];
if (angle >= serieData.context.startAngle && angle <= serieData.context.toAngle)
{
var ndist = serieData.selected ?
Vector2.Distance(local, serieData.context.offsetCenter) :
dist;
if (ndist >= serieData.context.insideRadius && ndist <= serieData.context.outsideRadius)
{
return(i);
}
}
}
return(-1);
}
protected override void UpdatePointerValue(Axis axis)
{
var polar = chart.GetChartComponent <PolarCoord>(axis.polarIndex);
if (polar == null)
{
return;
}
if (!polar.context.isPointerEnter)
{
axis.context.pointerValue = double.PositiveInfinity;
return;
}
var dir = (chart.pointerPos - new Vector2(polar.context.center.x, polar.context.center.y)).normalized;
var angle = ChartHelper.GetAngle360(Vector2.up, dir);
axis.context.pointerValue = (angle - component.context.startAngle + 360) % 360;
axis.context.pointerLabelPosition = polar.context.center + new Vector3(dir.x, dir.y) * (polar.context.radius + 25);
}
private static void CheckSerieDataLabel(Serie serie, SerieData serieData, int total, bool isLeft, ComponentTheme theme,
ref Vector3 lastCheckPos, ref float lastX)
{
if (!serieData.context.canShowLabel)
{
serieData.SetLabelActive(false);
return;
}
if (!serieData.show)
{
return;
}
var serieLabel = SerieHelper.GetSerieLabel(serie, serieData);
var isOutside = serieLabel.position == LabelStyle.Position.Outside ||
serieLabel.position == LabelStyle.Position.Default;
if (!serieLabel.show)
{
return;
}
if (!isOutside)
{
return;
}
var labelLine = SerieHelper.GetSerieLabelLine(serie, serieData);
var fontSize = serieData.labelObject.GetHeight();
if (lastCheckPos == Vector3.zero)
{
lastCheckPos = serieData.context.labelPosition;
}
else if (serieData.context.labelPosition.x != 0)
{
if (lastCheckPos.y - serieData.context.labelPosition.y < fontSize)
{
var labelRadius = serie.context.outsideRadius + labelLine.lineLength1;
var y1 = lastCheckPos.y - fontSize;
var cy = serie.context.center.y;
var diff = Mathf.Abs(y1 - cy);
var diffX = labelRadius * labelRadius - diff * diff;
diffX = diffX <= 0 ? 0 : diffX;
var x1 = serie.context.center.x + Mathf.Sqrt(diffX) * (isLeft ? -1 : 1);
var newPos = new Vector3(x1, y1);
serieData.context.labelPosition = newPos;
var angle = ChartHelper.GetAngle360(Vector2.up, newPos - serie.context.center);
if (angle >= 180 && angle <= 270)
{
serieData.context.labelPosition = new Vector3(isLeft?(++lastX): (--lastX), y1);
}
else if (angle < 180 && angle >= 90)
{
serieData.context.labelPosition = new Vector3(isLeft?(++lastX): (--lastX), y1);
}
else
{
lastX = x1;
}
}
else
{
lastX = serieData.context.labelPosition.x;
}
lastCheckPos = serieData.context.labelPosition;
serieData.labelObject.SetPosition(SerieLabelHelper.GetRealLabelPosition(serie, serieData, serieLabel, labelLine));
}
}
private void UpdateSeriePolarContext()
{
if (m_SeriePolar == null)
{
return;
}
var needCheck = (chart.isPointerInChart && m_SeriePolar.IsPointerEnter()) || m_LegendEnter;
var lineWidth = 0f;
if (!needCheck)
{
if (m_LastCheckContextFlag != needCheck)
{
var needAnimation1 = false;
lineWidth = serie.lineStyle.GetWidth(chart.theme.serie.lineWidth);
m_LastCheckContextFlag = needCheck;
serie.context.pointerItemDataIndex = -1;
serie.context.pointerEnter = false;
serie.interact.SetValue(ref needAnimation1, lineWidth, false);
foreach (var serieData in serie.data)
{
var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
var symbolSize = symbol.GetSize(serieData.data, chart.theme.serie.lineSymbolSize);
serieData.context.highlight = false;
serieData.interact.SetValue(ref needAnimation1, symbolSize);
}
if (needAnimation1)
{
if (SeriesHelper.IsStack(chart.series))
{
chart.RefreshTopPainter();
}
else
{
chart.RefreshPainter(serie);
}
}
}
return;
}
m_LastCheckContextFlag = needCheck;
var themeSymbolSize = chart.theme.serie.lineSymbolSize;
var themeSymbolSelectedSize = chart.theme.serie.lineSymbolSelectedSize;
lineWidth = serie.lineStyle.GetWidth(chart.theme.serie.lineWidth);
var needInteract = false;
if (m_LegendEnter)
{
serie.interact.SetValue(ref needInteract, lineWidth, true, chart.theme.serie.selectedRate);
for (int i = 0; i < serie.dataCount; i++)
{
var serieData = serie.data[i];
var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
var symbolSelectedSize = symbol.GetSelectedSize(serieData.data, themeSymbolSelectedSize);
serieData.context.highlight = true;
serieData.interact.SetValue(ref needInteract, symbolSelectedSize);
}
}
else
{
serie.context.pointerItemDataIndex = -1;
serie.context.pointerEnter = false;
var dir = chart.pointerPos - new Vector2(m_SeriePolar.context.center.x, m_SeriePolar.context.center.y);
var pointerAngle = ChartHelper.GetAngle360(Vector2.up, dir);
for (int i = 0; i < serie.dataCount; i++)
{
var serieData = serie.data[i];
var angle0 = serieData.context.angle;
var angle1 = i >= serie.dataCount - 1 ? angle0 : serie.data[i + 1].context.angle;
if (pointerAngle >= angle0 && pointerAngle < angle1)
{
serie.context.pointerItemDataIndex = i;
serie.context.pointerEnter = true;
serieData.context.highlight = true;
}
else
{
serieData.context.highlight = false;
}
}
}
if (needInteract)
{
if (SeriesHelper.IsStack(chart.series))
{
chart.RefreshTopPainter();
}
else
{
chart.RefreshPainter(serie);
}
}
}
