mirror of
https://github.com/XCharts-Team/XCharts.git
synced 2026-05-16 21:40:41 +00:00
548 lines
25 KiB
C#
548 lines
25 KiB
C#
/******************************************/
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/* */
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/* Copyright (c) 2018 monitor1394 */
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/* https://github.com/monitor1394 */
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/* */
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/******************************************/
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using System;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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namespace XCharts
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{
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[AddComponentMenu("XCharts/PieChart", 15)]
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[ExecuteInEditMode]
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[RequireComponent(typeof(RectTransform))]
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[DisallowMultipleComponent]
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public partial class PieChart : BaseChart
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{
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private bool isDrawPie;
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private bool m_IsEnterLegendButtom;
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protected Action<PointerEventData, int, int> m_OnPointerClickPie;
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protected override void Awake()
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{
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base.Awake();
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raycastTarget = false;
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}
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#if UNITY_EDITOR
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protected override void Reset()
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{
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base.Reset();
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m_Title.text = "PieChart";
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m_Legend.show = true;
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RemoveData();
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AddSerie(SerieType.Pie, "serie1");
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AddData(0, 70, "pie1");
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AddData(0, 20, "pie2");
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AddData(0, 10, "pie3");
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}
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#endif
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protected override void Update()
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{
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base.Update();
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if (!isDrawPie) RefreshChart();
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}
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protected override void DrawChart(VertexHelper vh)
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{
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base.DrawChart(vh);
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UpdateRuntimeData();
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DrawLabelLine(vh);
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DrawPie(vh);
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DrawLabelBackground(vh);
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}
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private void UpdateRuntimeData()
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{
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for (int i = 0; i < m_Series.Count; i++)
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{
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var serie = m_Series.list[i];
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if (serie.type != SerieType.Pie) continue;
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serie.index = i;
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var data = serie.data;
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serie.runtimeDataMax = serie.yMax;
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serie.runtimePieDataTotal = serie.yTotal;
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serie.animation.InitProgress(data.Count, 0, 360);
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SerieHelper.UpdateCenter(serie, chartPosition, chartWidth, chartHeight);
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float totalDegree = 360f;
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float startDegree = 0;
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int showdataCount = 0;
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foreach (var sd in serie.data)
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{
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if (sd.show && serie.pieRoseType == RoseType.Area) showdataCount++;
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sd.canShowLabel = false;
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}
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float dataChangeDuration = serie.animation.GetUpdateAnimationDuration();
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bool isAllZeroValue = SerieHelper.IsAllZeroValue(serie, 1);
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float zeroReplaceValue = totalDegree / data.Count;
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if (isAllZeroValue)
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{
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serie.runtimeDataMax = zeroReplaceValue;
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serie.runtimePieDataTotal = totalDegree;
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}
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for (int n = 0; n < data.Count; n++)
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{
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var serieData = data[n];
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serieData.index = n;
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float value = isAllZeroValue ? zeroReplaceValue : serieData.GetCurrData(1, dataChangeDuration);
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serieData.runtimePieStartAngle = startDegree;
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serieData.runtimePieToAngle = startDegree;
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serieData.runtimePieHalfAngle = startDegree;
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serieData.runtimePieCurrAngle = startDegree;
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if (!serieData.show)
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{
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continue;
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}
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float degree = serie.pieRoseType == RoseType.Area ?
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(totalDegree / showdataCount) : (totalDegree * value / serie.runtimePieDataTotal);
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serieData.runtimePieToAngle = startDegree + degree;
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serieData.runtimePieOutsideRadius = serie.pieRoseType > 0 ?
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serie.runtimeInsideRadius + (serie.runtimeOutsideRadius - serie.runtimeInsideRadius) * value / serie.runtimeDataMax :
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serie.runtimeOutsideRadius;
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if (serieData.highlighted)
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{
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serieData.runtimePieOutsideRadius += m_Settings.pieTooltipExtraRadius;
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}
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var offset = 0f;
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if (serie.pieClickOffset && serieData.selected)
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{
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offset += m_Settings.pieSelectedOffset;
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}
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if (serie.animation.CheckDetailBreak(serieData.runtimePieToAngle))
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{
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serieData.runtimePieCurrAngle = serie.animation.GetCurrDetail();
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}
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else
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{
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serieData.runtimePieCurrAngle = serieData.runtimePieToAngle;
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}
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var halfDegree = (serieData.runtimePieToAngle - startDegree) / 2;
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serieData.runtimePieHalfAngle = startDegree + halfDegree;
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serieData.runtiemPieOffsetCenter = serie.runtimeCenterPos;
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serieData.runtimePieInsideRadius = serie.runtimeInsideRadius;
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if (offset > 0)
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{
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var currRad = serieData.runtimePieHalfAngle * Mathf.Deg2Rad;
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var currSin = Mathf.Sin(currRad);
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var currCos = Mathf.Cos(currRad);
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serieData.runtimePieOffsetRadius = 0;
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serieData.runtimePieInsideRadius -= serieData.runtimePieOffsetRadius;
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serieData.runtimePieOutsideRadius -= serieData.runtimePieOffsetRadius;
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if (serie.pieClickOffset && serieData.selected)
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{
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serieData.runtimePieOffsetRadius += m_Settings.pieSelectedOffset;
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if (serieData.runtimePieInsideRadius > 0) serieData.runtimePieInsideRadius += m_Settings.pieSelectedOffset;
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serieData.runtimePieOutsideRadius += m_Settings.pieSelectedOffset;
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}
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serieData.runtiemPieOffsetCenter = new Vector3(serie.runtimeCenterPos.x + serieData.runtimePieOffsetRadius * currSin,
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serie.runtimeCenterPos.y + serieData.runtimePieOffsetRadius * currCos);
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}
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serieData.canShowLabel = serieData.runtimePieCurrAngle >= serieData.runtimePieHalfAngle;
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startDegree = serieData.runtimePieToAngle;
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SerieLabelHelper.UpdatePieLabelPosition(serie, serieData);
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}
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SerieLabelHelper.AvoidLabelOverlap(serie);
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}
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}
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private void DrawCenter(VertexHelper vh, Serie serie, ItemStyle itemStyle, float insideRadius)
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{
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if (!ChartHelper.IsClearColor(itemStyle.centerColor))
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{
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var radius = insideRadius - itemStyle.centerGap;
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ChartDrawer.DrawCricle(vh, serie.runtimeCenterPos, radius, itemStyle.centerColor, m_Settings.cicleSmoothness);
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}
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}
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private void DrawPie(VertexHelper vh)
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{
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bool isClickOffset = false;
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bool isDataHighlight = false;
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for (int i = 0; i < m_Series.Count; i++)
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{
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var serie = m_Series.list[i];
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serie.index = i;
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var data = serie.data;
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serie.animation.InitProgress(data.Count, 0, 360);
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if (!serie.show || serie.animation.HasFadeOut())
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{
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continue;
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}
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if (serie.pieClickOffset) isClickOffset = true;
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bool dataChanging = false;
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for (int n = 0; n < data.Count; n++)
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{
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var serieData = data[n];
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if (!serieData.show)
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{
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continue;
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}
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var itemStyle = SerieHelper.GetItemStyle(serie, serieData, serieData.highlighted);
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if (serieData.IsDataChanged()) dataChanging = true;
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var serieNameCount = m_LegendRealShowName.IndexOf(serieData.legendName);
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var color = SerieHelper.GetItemColor(serie, serieData, m_ThemeInfo, serieNameCount, serieData.highlighted);
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var toColor = SerieHelper.GetItemToColor(serie, serieData, m_ThemeInfo, serieNameCount, serieData.highlighted);
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var borderWidth = itemStyle.borderWidth;
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var borderColor = itemStyle.borderColor;
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if (serieData.highlighted)
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{
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isDataHighlight = true;
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}
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if (serie.pieClickOffset && serieData.selected)
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{
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var drawEndDegree = serieData.runtimePieCurrAngle;
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var needRoundCap = serie.roundCap && serieData.runtimePieInsideRadius > 0;
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ChartDrawer.DrawDoughnut(vh, serieData.runtiemPieOffsetCenter, serieData.runtimePieInsideRadius,
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serieData.runtimePieOutsideRadius, color, toColor, Color.clear, serieData.runtimePieStartAngle, drawEndDegree,
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borderWidth, borderColor, serie.pieSpace / 2, m_Settings.cicleSmoothness, needRoundCap, true);
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}
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else
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{
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var drawEndDegree = serieData.runtimePieCurrAngle;
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var needRoundCap = serie.roundCap && serieData.runtimePieInsideRadius > 0;
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ChartDrawer.DrawDoughnut(vh, serie.runtimeCenterPos, serieData.runtimePieInsideRadius, serieData.runtimePieOutsideRadius,
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color, toColor, Color.clear, serieData.runtimePieStartAngle, drawEndDegree, borderWidth, borderColor, serie.pieSpace / 2,
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m_Settings.cicleSmoothness, needRoundCap, true);
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DrawCenter(vh, serie, itemStyle, serieData.runtimePieInsideRadius);
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}
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isDrawPie = true;
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if (!serie.animation.CheckDetailBreak(serieData.runtimePieToAngle)) serie.animation.SetDataFinish(n);
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else break;
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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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serie.animation.CheckSymbol(serie.symbol.size);
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RefreshChart();
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}
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if (dataChanging)
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{
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RefreshChart();
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}
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}
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raycastTarget = isClickOffset && isDataHighlight;
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}
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private void DrawLabelLine(VertexHelper vh)
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{
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foreach (var serie in m_Series.list)
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{
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if (serie.type != SerieType.Pie) continue;
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foreach (var serieData in serie.data)
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{
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var serieLabel = SerieHelper.GetSerieLabel(serie, serieData);
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if (SerieLabelHelper.CanShowLabel(serie, serieData, serieLabel, 1))
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{
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int colorIndex = m_LegendRealShowName.IndexOf(serieData.name);
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Color color = m_ThemeInfo.GetColor(colorIndex);
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DrawLabelLine(vh, serie, serieData, color);
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}
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}
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}
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}
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private void DrawLabelBackground(VertexHelper vh)
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{
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foreach (var serie in m_Series.list)
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{
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if (serie.type != SerieType.Pie) continue;
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if (serie.avoidLabelOverlap) continue;
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foreach (var serieData in serie.data)
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{
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var serieLabel = SerieHelper.GetSerieLabel(serie, serieData);
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if (SerieLabelHelper.CanShowLabel(serie, serieData, serieLabel, 1))
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{
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SerieLabelHelper.UpdatePieLabelPosition(serie, serieData);
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DrawLabelBackground(vh, serie, serieData);
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}
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}
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}
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}
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private void DrawLabelLine(VertexHelper vh, Serie serie, SerieData serieData, Color color)
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{
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var serieLabel = SerieHelper.GetSerieLabel(serie, serieData);
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if (serieLabel.show
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&& serieLabel.position == SerieLabel.Position.Outside
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&& serieLabel.line)
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{
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var insideRadius = serieData.runtimePieInsideRadius;
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var outSideRadius = serieData.runtimePieOutsideRadius;
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var center = serie.runtimeCenterPos;
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var currAngle = serieData.runtimePieHalfAngle;
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if (!ChartHelper.IsClearColor(serieLabel.lineColor)) color = serieLabel.lineColor;
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else if (serieLabel.lineType == SerieLabel.LineType.HorizontalLine) color *= color;
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float currSin = Mathf.Sin(currAngle * Mathf.Deg2Rad);
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float currCos = Mathf.Cos(currAngle * Mathf.Deg2Rad);
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var radius1 = serieLabel.lineType == SerieLabel.LineType.HorizontalLine ?
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serie.runtimeOutsideRadius : outSideRadius;
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var radius2 = serie.runtimeOutsideRadius + serieLabel.lineLength1;
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var radius3 = insideRadius + (outSideRadius - insideRadius) / 2;
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if (radius1 < serie.runtimeInsideRadius) radius1 = serie.runtimeInsideRadius;
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radius1 -= 0.1f;
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var pos0 = new Vector3(center.x + radius3 * currSin, center.y + radius3 * currCos);
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var pos1 = new Vector3(center.x + radius1 * currSin, center.y + radius1 * currCos);
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var pos2 = serieData.labelPosition;
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if (pos2.x == 0)
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{
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pos2 = new Vector3(center.x + radius2 * currSin, center.y + radius2 * currCos);
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}
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Vector3 pos4, pos6;
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var horizontalLineCircleRadius = serieLabel.lineWidth * 4f;
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var lineCircleDiff = horizontalLineCircleRadius - 0.3f;
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if (currAngle < 90)
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{
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var r4 = Mathf.Sqrt(radius1 * radius1 - Mathf.Pow(currCos * radius3, 2)) - currSin * radius3;
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r4 += serieLabel.lineLength1 - lineCircleDiff;
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pos6 = pos0 + Vector3.right * lineCircleDiff;
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pos4 = pos6 + Vector3.right * r4;
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}
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else if (currAngle < 180)
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{
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var r4 = Mathf.Sqrt(radius1 * radius1 - Mathf.Pow(currCos * radius3, 2)) - currSin * radius3;
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r4 += serieLabel.lineLength1 - lineCircleDiff;
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pos6 = pos0 + Vector3.right * lineCircleDiff;
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pos4 = pos6 + Vector3.right * r4;
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}
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else if (currAngle < 270)
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{
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var currSin1 = Mathf.Sin((360 - currAngle) * Mathf.Deg2Rad);
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var currCos1 = Mathf.Cos((360 - currAngle) * Mathf.Deg2Rad);
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var r4 = Mathf.Sqrt(radius1 * radius1 - Mathf.Pow(currCos1 * radius3, 2)) - currSin1 * radius3;
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r4 += serieLabel.lineLength1 - lineCircleDiff;
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pos6 = pos0 + Vector3.left * lineCircleDiff;
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pos4 = pos6 + Vector3.left * r4;
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}
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else
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{
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var currSin1 = Mathf.Sin((360 - currAngle) * Mathf.Deg2Rad);
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var currCos1 = Mathf.Cos((360 - currAngle) * Mathf.Deg2Rad);
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var r4 = Mathf.Sqrt(radius1 * radius1 - Mathf.Pow(currCos1 * radius3, 2)) - currSin1 * radius3;
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r4 += serieLabel.lineLength1 - lineCircleDiff;
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pos6 = pos0 + Vector3.left * lineCircleDiff;
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pos4 = pos6 + Vector3.left * r4;
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}
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var pos5 = new Vector3(currAngle > 180 ? pos2.x - serieLabel.lineLength2 : pos2.x + serieLabel.lineLength2, pos2.y);
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switch (serieLabel.lineType)
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{
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case SerieLabel.LineType.BrokenLine:
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ChartDrawer.DrawLine(vh, pos1, pos2, pos5, serieLabel.lineWidth, color);
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break;
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case SerieLabel.LineType.Curves:
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ChartDrawer.DrawCurves(vh, pos1, pos5, pos1, pos2, serieLabel.lineWidth, color, m_Settings.lineSmoothness);
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break;
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case SerieLabel.LineType.HorizontalLine:
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ChartDrawer.DrawCricle(vh, pos0, horizontalLineCircleRadius, color);
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ChartDrawer.DrawLine(vh, pos6, pos4, serieLabel.lineWidth, color);
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break;
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}
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}
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}
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protected override void OnRefreshLabel()
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{
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int serieNameCount = -1;
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for (int i = 0; i < m_Series.Count; i++)
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{
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var serie = m_Series.list[i];
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serie.index = i;
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if (!serie.show) continue;
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var data = serie.data;
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for (int n = 0; n < data.Count; n++)
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{
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var serieData = data[n];
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if (!serieData.canShowLabel || serie.IsIgnoreValue(serieData.GetData(1)))
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{
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serieData.SetLabelActive(false);
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continue;
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}
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if (!serieData.show) continue;
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serieNameCount = m_LegendRealShowName.IndexOf(serieData.name);
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Color color = m_ThemeInfo.GetColor(serieNameCount);
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DrawLabel(serie, n, serieData, color);
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}
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}
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}
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private void DrawLabel(Serie serie, int dataIndex, SerieData serieData, Color serieColor)
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{
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if (serieData.labelObject == null) return;
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var currAngle = serieData.runtimePieHalfAngle;
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var isHighlight = (serieData.highlighted && serie.emphasis.label.show);
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var serieLabel = SerieHelper.GetSerieLabel(serie, serieData);
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var showLabel = ((serieLabel.show || isHighlight) && serieData.canShowLabel);
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if (showLabel || serieData.iconStyle.show)
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{
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serieData.SetLabelActive(showLabel);
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float rotate = 0;
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bool isInsidePosition = serieLabel.position == SerieLabel.Position.Inside;
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if (serieLabel.rotate > 0 && isInsidePosition)
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{
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if (currAngle > 180) rotate += 270 - currAngle;
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else rotate += -(currAngle - 90);
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}
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Color color = serieColor;
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if (isHighlight)
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{
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if (!ChartHelper.IsClearColor(serie.emphasis.label.color)) color = serie.emphasis.label.color;
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}
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else if (!ChartHelper.IsClearColor(serieLabel.color))
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{
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color = serieLabel.color;
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}
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else
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{
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color = isInsidePosition ? Color.white : serieColor;
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}
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var fontSize = isHighlight ? serie.emphasis.label.fontSize : serieLabel.fontSize;
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var fontStyle = isHighlight ? serie.emphasis.label.fontStyle : serieLabel.fontStyle;
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serieData.labelObject.label.color = color;
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serieData.labelObject.label.fontSize = fontSize;
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serieData.labelObject.label.fontStyle = fontStyle;
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serieData.labelObject.SetLabelRotate(rotate);
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if (!string.IsNullOrEmpty(serieLabel.formatter))
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{
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var value = serieData.data[1];
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var total = serie.yTotal;
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var content = SerieLabelHelper.GetFormatterContent(serie, serieData, value, total, serieLabel);
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if (serieData.labelObject.SetText(content)) RefreshChart();
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}
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else
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{
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if (serieData.labelObject.SetText(serieData.name)) RefreshChart();
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}
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serieData.labelObject.SetPosition(SerieLabelHelper.GetRealLabelPosition(serieData, serieLabel));
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if (showLabel) serieData.labelObject.SetLabelPosition(serieLabel.offset);
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else serieData.SetLabelActive(false);
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}
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else
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{
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serieData.SetLabelActive(false);
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}
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serieData.labelObject.UpdateIcon(serieData.iconStyle);
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}
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protected override void OnLegendButtonClick(int index, string legendName, bool show)
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{
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LegendHelper.CheckDataShow(m_Series, legendName, show);
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UpdateLegendColor(legendName, show);
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RefreshChart();
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}
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protected override void OnLegendButtonEnter(int index, string legendName)
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{
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m_IsEnterLegendButtom = true;
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LegendHelper.CheckDataHighlighted(m_Series, legendName, true);
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RefreshChart();
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}
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protected override void OnLegendButtonExit(int index, string legendName)
|
|
{
|
|
m_IsEnterLegendButtom = false;
|
|
LegendHelper.CheckDataHighlighted(m_Series, legendName, false);
|
|
RefreshChart();
|
|
}
|
|
|
|
protected override void CheckTootipArea(Vector2 local)
|
|
{
|
|
if (m_IsEnterLegendButtom) return;
|
|
m_Tooltip.runtimeDataIndex.Clear();
|
|
bool selected = false;
|
|
foreach (var serie in m_Series.list)
|
|
{
|
|
int index = GetPosPieIndex(serie, local);
|
|
m_Tooltip.runtimeDataIndex.Add(index);
|
|
if (serie.type != SerieType.Pie) continue;
|
|
bool refresh = false;
|
|
for (int j = 0; j < serie.data.Count; j++)
|
|
{
|
|
var serieData = serie.data[j];
|
|
if (serieData.highlighted != (j == index)) refresh = true;
|
|
serieData.highlighted = j == index;
|
|
}
|
|
if (index >= 0) selected = true;
|
|
if (refresh) RefreshChart();
|
|
}
|
|
if (selected)
|
|
{
|
|
m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
|
|
UpdateTooltip();
|
|
}
|
|
else if (m_Tooltip.IsActive())
|
|
{
|
|
m_Tooltip.SetActive(false);
|
|
RefreshChart();
|
|
}
|
|
}
|
|
|
|
private int GetPosPieIndex(Serie serie, Vector2 local)
|
|
{
|
|
if (serie.type != SerieType.Pie) return -1;
|
|
var dist = Vector2.Distance(local, serie.runtimeCenterPos);
|
|
if (dist < serie.runtimeInsideRadius || dist > serie.runtimeOutsideRadius) return -1;
|
|
Vector2 dir = local - new Vector2(serie.runtimeCenterPos.x, serie.runtimeCenterPos.y);
|
|
float angle = ChartHelper.GetAngle360(Vector2.up, dir);
|
|
for (int i = 0; i < serie.data.Count; i++)
|
|
{
|
|
var serieData = serie.data[i];
|
|
if (angle >= serieData.runtimePieStartAngle && angle <= serieData.runtimePieToAngle)
|
|
{
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
protected override void UpdateTooltip()
|
|
{
|
|
base.UpdateTooltip();
|
|
bool showTooltip = false;
|
|
foreach (var serie in m_Series.list)
|
|
{
|
|
int index = m_Tooltip.runtimeDataIndex[serie.index];
|
|
if (index < 0) continue;
|
|
showTooltip = true;
|
|
var content = TooltipHelper.GetFormatterContent(m_Tooltip, index, m_Series, m_ThemeInfo);
|
|
TooltipHelper.SetContentAndPosition(tooltip, content, chartRect);
|
|
}
|
|
m_Tooltip.SetActive(showTooltip);
|
|
}
|
|
|
|
public override void OnPointerDown(PointerEventData eventData)
|
|
{
|
|
base.OnPointerDown(eventData);
|
|
if (pointerPos == Vector2.zero) return;
|
|
var refresh = false;
|
|
for (int i = 0; i < m_Series.Count; i++)
|
|
{
|
|
var serie = m_Series.GetSerie(i);
|
|
if (serie.type != SerieType.Pie) continue;
|
|
var index = GetPosPieIndex(serie, pointerPos);
|
|
if (index >= 0)
|
|
{
|
|
refresh = true;
|
|
for (int j = 0; j < serie.data.Count; j++)
|
|
{
|
|
if (j == index) serie.data[j].selected = !serie.data[j].selected;
|
|
else serie.data[j].selected = false;
|
|
}
|
|
if (m_OnPointerClickPie != null)
|
|
{
|
|
m_OnPointerClickPie(eventData, i, index);
|
|
}
|
|
}
|
|
}
|
|
if (refresh) RefreshChart();
|
|
}
|
|
}
|
|
}
|