323 lines
14 KiB
C#
323 lines
14 KiB
C#
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using System.Collections.Generic;
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using System.Text;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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using XUGL;
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namespace XCharts.Runtime
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{
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[UnityEngine.Scripting.Preserve]
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internal sealed class RingHandler : SerieHandler<Ring>
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{
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public override int defaultDimension { get { return 0; } }
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public override void Update()
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{
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base.Update();
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UpdateSerieContext();
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}
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private void UpdateSerieContext()
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{
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var needCheck = chart.isPointerInChart || m_LegendEnter;
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var needInteract = false;
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if (!needCheck)
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{
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if (m_LastCheckContextFlag != needCheck)
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{
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m_LastCheckContextFlag = needCheck;
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serie.context.pointerItemDataIndex = -1;
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serie.context.pointerEnter = false;
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foreach (var serieData in serie.data)
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{
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serieData.context.highlight = false;
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}
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chart.RefreshPainter(serie);
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}
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return;
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}
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m_LastCheckContextFlag = needCheck;
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if (m_LegendEnter)
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{
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serie.context.pointerEnter = true;
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foreach (var serieData in serie.data)
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{
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serieData.context.highlight = true;
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}
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}
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else
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{
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serie.context.pointerEnter = false;
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serie.context.pointerItemDataIndex = -1;
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var ringIndex = GetRingIndex(chart.pointerPos);
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foreach (var serieData in serie.data)
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{
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if (!needInteract && ringIndex == serieData.index)
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{
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serie.context.pointerEnter = true;
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serie.context.pointerItemDataIndex = ringIndex;
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serieData.context.highlight = true;
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needInteract = true;
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}
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else
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{
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serieData.context.highlight = false;
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}
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}
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}
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if (needInteract)
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{
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chart.RefreshPainter(serie);
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}
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}
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public override void UpdateTooltipSerieParams(int dataIndex, bool showCategory, string category,
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string marker, string itemFormatter, string numericFormatter,
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ref List<SerieParams> paramList, ref string title)
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{
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if (dataIndex < 0)
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dataIndex = serie.context.pointerItemDataIndex;
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if (dataIndex < 0)
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return;
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var serieData = serie.GetSerieData(dataIndex);
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if (serieData == null)
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return;
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var param = serie.context.param;
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param.serieName = serie.serieName;
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param.serieIndex = serie.index;
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param.category = category;
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param.dimension = defaultDimension;
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param.serieData = serieData;
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param.dataCount = serie.dataCount;
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param.value = serieData.GetData(0);
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param.total = serieData.GetData(1);
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param.color = SerieHelper.GetItemColor(serie, serieData, chart.theme, dataIndex, false);
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param.marker = SerieHelper.GetItemMarker(serie, serieData, marker);
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param.itemFormatter = SerieHelper.GetItemFormatter(serie, serieData, itemFormatter);
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param.numericFormatter = SerieHelper.GetNumericFormatter(serie, serieData, numericFormatter);;
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param.columns.Clear();
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param.columns.Add(param.marker);
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param.columns.Add(serieData.name);
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param.columns.Add(ChartCached.NumberToStr(param.value, param.numericFormatter));
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paramList.Add(param);
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}
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public override Vector3 GetSerieDataLabelPosition(SerieData serieData, LabelStyle label)
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{
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var centerRadius = (serieData.context.outsideRadius + serieData.context.insideRadius) / 2;
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var startAngle = serieData.context.startAngle;
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var toAngle = serieData.context.toAngle;
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switch (label.position)
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{
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case LabelStyle.Position.Bottom:
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case LabelStyle.Position.Start:
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var px1 = Mathf.Sin(startAngle * Mathf.Deg2Rad) * centerRadius;
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var py1 = Mathf.Cos(startAngle * Mathf.Deg2Rad) * centerRadius;
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var xDiff = serie.clockwise ? -label.distance : label.distance;
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serieData.context.labelPosition = serie.context.center + new Vector3(px1 + xDiff, py1);
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break;
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case LabelStyle.Position.Top:
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case LabelStyle.Position.End:
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startAngle += serie.clockwise ? -label.distance : label.distance;
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toAngle += serie.clockwise ? label.distance : -label.distance;
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var px2 = Mathf.Sin(toAngle * Mathf.Deg2Rad) * centerRadius;
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var py2 = Mathf.Cos(toAngle * Mathf.Deg2Rad) * centerRadius;
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serieData.context.labelPosition = serie.context.center + new Vector3(px2, py2);
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break;
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default: //LabelStyle.Position.Center
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serieData.context.labelPosition = serie.context.center + label.offset;
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break;
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}
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return serieData.context.labelPosition;
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}
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public override void DrawSerie(VertexHelper vh)
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{
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if (!serie.show || serie.animation.HasFadeOut()) return;
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var data = serie.data;
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serie.animation.InitProgress(serie.startAngle, serie.startAngle + 360);
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SerieHelper.UpdateCenter(serie, chart.chartPosition, chart.chartWidth, chart.chartHeight);
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var dataChangeDuration = serie.animation.GetUpdateAnimationDuration();
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var ringWidth = serie.context.outsideRadius - serie.context.insideRadius;
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var dataChanging = false;
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for (int j = 0; j < data.Count; j++)
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{
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var serieData = data[j];
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serieData.index = j;
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if (!serieData.show) continue;
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if (serieData.IsDataChanged()) dataChanging = true;
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var value = serieData.GetFirstData(dataChangeDuration);
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var max = serieData.GetLastData();
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var degree = (float) (360 * value / max);
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var startDegree = GetStartAngle(serie);
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var toDegree = GetToAngle(serie, degree);
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var itemStyle = SerieHelper.GetItemStyle(serie, serieData, serieData.context.highlight);
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var colorIndex = chart.GetLegendRealShowNameIndex(serieData.legendName);
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var itemColor = SerieHelper.GetItemColor(serie, serieData, chart.theme, colorIndex, serieData.context.highlight);
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var itemToColor = SerieHelper.GetItemToColor(serie, serieData, chart.theme, colorIndex, serieData.context.highlight);
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var outsideRadius = serie.context.outsideRadius - j * (ringWidth + serie.gap);
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var insideRadius = outsideRadius - ringWidth;
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var borderWidth = itemStyle.borderWidth;
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var borderColor = itemStyle.borderColor;
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var roundCap = serie.roundCap && insideRadius > 0;
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serieData.context.startAngle = serie.clockwise ? startDegree : toDegree;
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serieData.context.toAngle = serie.clockwise ? toDegree : startDegree;
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serieData.context.insideRadius = insideRadius;
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serieData.context.outsideRadius = serieData.radius > 0 ? serieData.radius : outsideRadius;
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DrawBackground(vh, serie, serieData, j, insideRadius, outsideRadius);
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UGL.DrawDoughnut(vh, serie.context.center, insideRadius, outsideRadius, itemColor, itemToColor,
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Color.clear, startDegree, toDegree, borderWidth, borderColor, 0, chart.settings.cicleSmoothness,
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roundCap, serie.clockwise);
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DrawCenter(vh, serie, serieData, insideRadius, j == data.Count - 1);
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}
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if (!serie.animation.IsFinish())
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{
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serie.animation.CheckProgress(360);
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chart.RefreshChart();
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}
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if (dataChanging)
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{
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chart.RefreshChart();
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}
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}
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public override void OnLegendButtonClick(int index, string legendName, bool show)
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{
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if (!serie.IsLegendName(legendName))
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return;
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LegendHelper.CheckDataShow(serie, legendName, show);
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chart.UpdateLegendColor(legendName, show);
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chart.RefreshPainter(serie);
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}
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public override void OnLegendButtonEnter(int index, string legendName)
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{
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if (!serie.IsLegendName(legendName))
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return;
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LegendHelper.CheckDataHighlighted(serie, legendName, true);
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chart.RefreshPainter(serie);
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}
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public override void OnLegendButtonExit(int index, string legendName)
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{
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if (!serie.IsLegendName(legendName))
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return;
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LegendHelper.CheckDataHighlighted(serie, legendName, false);
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chart.RefreshPainter(serie);
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}
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public override void OnPointerDown(PointerEventData eventData)
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{ }
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private float GetStartAngle(Serie serie)
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{
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return serie.clockwise ? serie.startAngle : 360 - serie.startAngle;
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}
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private float GetToAngle(Serie serie, float angle)
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{
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var toAngle = angle + serie.startAngle;
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if (!serie.clockwise)
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{
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toAngle = 360 - angle - serie.startAngle;
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}
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if (!serie.animation.IsFinish())
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{
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var currAngle = serie.animation.GetCurrDetail();
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if (serie.clockwise)
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{
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toAngle = toAngle > currAngle ? currAngle : toAngle;
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}
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else
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{
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toAngle = toAngle < 360 - currAngle ? 360 - currAngle : toAngle;
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}
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}
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return toAngle;
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}
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private void DrawCenter(VertexHelper vh, Serie serie, SerieData serieData, float insideRadius, bool last)
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{
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var itemStyle = SerieHelper.GetItemStyle(serie, serieData);
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if (!ChartHelper.IsClearColor(itemStyle.centerColor) && last)
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{
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var radius = insideRadius - itemStyle.centerGap;
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var smoothness = chart.settings.cicleSmoothness;
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UGL.DrawCricle(vh, serie.context.center, radius, itemStyle.centerColor, smoothness);
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}
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}
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private void DrawBackground(VertexHelper vh, Serie serie, SerieData serieData, int index, float insideRadius, float outsideRadius)
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{
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var itemStyle = SerieHelper.GetItemStyle(serie, serieData);
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var backgroundColor = SerieHelper.GetItemBackgroundColor(serie, serieData, chart.theme, index, false);
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if (itemStyle.backgroundWidth != 0)
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{
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var centerRadius = (outsideRadius + insideRadius) / 2;
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var inradius = centerRadius - itemStyle.backgroundWidth / 2;
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var outradius = centerRadius + itemStyle.backgroundWidth / 2;
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UGL.DrawDoughnut(vh, serie.context.center, inradius,
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outradius, backgroundColor, Color.clear, chart.settings.cicleSmoothness);
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}
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else
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{
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UGL.DrawDoughnut(vh, serie.context.center, insideRadius,
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outsideRadius, backgroundColor, Color.clear, chart.settings.cicleSmoothness);
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}
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}
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private void DrawBorder(VertexHelper vh, Serie serie, SerieData serieData, float insideRadius, float outsideRadius)
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{
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var itemStyle = SerieHelper.GetItemStyle(serie, serieData);
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if (itemStyle.show && itemStyle.borderWidth > 0 && !ChartHelper.IsClearColor(itemStyle.borderColor))
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{
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UGL.DrawDoughnut(vh, serie.context.center, outsideRadius,
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outsideRadius + itemStyle.borderWidth, itemStyle.borderColor,
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Color.clear, chart.settings.cicleSmoothness);
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UGL.DrawDoughnut(vh, serie.context.center, insideRadius,
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insideRadius + itemStyle.borderWidth, itemStyle.borderColor,
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Color.clear, chart.settings.cicleSmoothness);
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}
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}
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private int GetRingIndex(Vector2 local)
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{
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var dist = Vector2.Distance(local, serie.context.center);
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if (dist > serie.context.outsideRadius) return -1;
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Vector2 dir = local - new Vector2(serie.context.center.x, serie.context.center.y);
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float angle = VectorAngle(Vector2.up, dir);
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for (int i = 0; i < serie.data.Count; i++)
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{
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var serieData = serie.data[i];
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serieData.index = i;
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if (dist >= serieData.context.insideRadius &&
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dist <= serieData.context.outsideRadius &&
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angle >= serieData.context.startAngle &&
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angle <= serieData.context.toAngle)
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{
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return i;
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}
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}
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return -1;
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}
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private float VectorAngle(Vector2 from, Vector2 to)
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{
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float angle;
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Vector3 cross = Vector3.Cross(from, to);
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angle = Vector2.Angle(from, to);
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angle = cross.z > 0 ? -angle : angle;
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angle = (angle + 360) % 360;
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return angle;
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}
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}
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}
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