551 lines
24 KiB
C#
551 lines
24 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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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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internal static class LineHelper
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{
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private static List<Vector3> s_CurvesPosList = new List<Vector3>();
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public static int GetDataAverageRate(Serie serie, GridCoord grid, int maxCount, bool isYAxis)
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{
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var sampleDist = serie.sampleDist;
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var rate = 0;
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var width = isYAxis ? grid.context.height : grid.context.width;
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if (sampleDist > 0)
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rate = (int) ((maxCount - serie.minShow) / (width / sampleDist));
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if (rate < 1)
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rate = 1;
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return rate;
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}
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public static void DrawSerieLineArea(VertexHelper vh, Serie serie, Serie lastStackSerie,
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ThemeStyle theme, VisualMap visualMap, bool isY, Axis axis, Axis relativedAxis, GridCoord grid)
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{
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if (serie.areaStyle == null || !serie.areaStyle.show)
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return;
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var srcAreaColor = SerieHelper.GetAreaColor(serie, null, theme, serie.context.colorIndex, false);
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var srcAreaToColor = SerieHelper.GetAreaToColor(serie, null, theme, serie.context.colorIndex, false);
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var gridXY = (isY ? grid.context.x : grid.context.y);
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if (lastStackSerie == null)
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{
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DrawSerieLineNormalArea(vh, serie, isY,
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gridXY + relativedAxis.context.offset,
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gridXY,
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gridXY + (isY ? grid.context.width : grid.context.height),
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srcAreaColor,
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srcAreaToColor,
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visualMap,
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axis,
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relativedAxis,
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grid);
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}
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else
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{
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DrawSerieLineStackArea(vh, serie, lastStackSerie, isY,
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gridXY + relativedAxis.context.offset,
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gridXY,
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gridXY + (isY ? grid.context.width : grid.context.height),
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srcAreaColor,
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srcAreaToColor,
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visualMap);
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}
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}
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private static void DrawSerieLineNormalArea(VertexHelper vh, Serie serie, bool isY,
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float zero, float min, float max, Color32 areaColor, Color32 areaToColor,
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VisualMap visualMap, Axis axis, Axis relativedAxis, GridCoord grid)
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{
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var points = serie.context.drawPoints;
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var count = points.Count;
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if (count < 2)
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return;
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var isBreak = false;
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var lp = Vector3.zero;
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var isVisualMapGradient = VisualMapHelper.IsNeedAreaGradient(visualMap);
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var areaLerp = !ChartHelper.IsValueEqualsColor(areaColor, areaToColor);
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var zsp = isY ?
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new Vector3(zero, points[0].position.y) :
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new Vector3(points[0].position.x, zero);
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var zep = isY ?
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new Vector3(zero, points[count - 1].position.y) :
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new Vector3(points[count - 1].position.x, zero);
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var lastDataIsIgnore = false;
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for (int i = 0; i < points.Count; i++)
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{
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var tp = points[i].position;
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var isIgnore = points[i].isIgnoreBreak;
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var color = areaColor;
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var toColor = areaToColor;
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var lerp = areaLerp;
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if (serie.animation.CheckDetailBreak(tp, isY))
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{
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isBreak = true;
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var progress = serie.animation.GetCurrDetail();
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var ip = Vector3.zero;
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var axisStartPos = isY ? new Vector3(-10000, progress) : new Vector3(progress, -10000);
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var axisEndPos = isY ? new Vector3(10000, progress) : new Vector3(progress, 10000);
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if (UGLHelper.GetIntersection(lp, tp, axisStartPos, axisEndPos, ref ip))
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tp = ip;
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}
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var zp = isY ? new Vector3(zero, tp.y) : new Vector3(tp.x, zero);
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if (isVisualMapGradient)
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{
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color = VisualMapHelper.GetLineGradientColor(visualMap, zp, grid, axis, relativedAxis, areaColor);
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toColor = VisualMapHelper.GetLineGradientColor(visualMap, tp, grid, axis, relativedAxis, areaToColor);
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lerp = true;
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}
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if (i > 0)
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{
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if ((lp.y - zero > 0 && tp.y - zero < 0) || (lp.y - zero < 0 && tp.y - zero > 0))
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{
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var ip = Vector3.zero;
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if (UGLHelper.GetIntersection(lp, tp, zsp, zep, ref ip))
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{
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if (lerp)
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AddVertToVertexHelperWithLerpColor(vh, ip, ip, color, toColor, isY, min, max, i > 0);
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else
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{
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if (lastDataIsIgnore)
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UGL.AddVertToVertexHelper(vh, ip, ip, ColorUtil.clearColor32, true);
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UGL.AddVertToVertexHelper(vh, ip, ip, toColor, color, i > 0);
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if (isIgnore)
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UGL.AddVertToVertexHelper(vh, ip, ip, ColorUtil.clearColor32, true);
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}
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}
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}
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}
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if (lerp)
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AddVertToVertexHelperWithLerpColor(vh, tp, zp, color, toColor, isY, min, max, i > 0);
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else
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{
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if (lastDataIsIgnore)
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UGL.AddVertToVertexHelper(vh, tp, zp, ColorUtil.clearColor32, true);
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UGL.AddVertToVertexHelper(vh, tp, zp, toColor, color, i > 0);
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if (isIgnore)
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UGL.AddVertToVertexHelper(vh, tp, zp, ColorUtil.clearColor32, true);
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}
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lp = tp;
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lastDataIsIgnore = isIgnore;
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if (isBreak)
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break;
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}
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}
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private static void DrawSerieLineStackArea(VertexHelper vh, Serie serie, Serie lastStackSerie, bool isY,
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float zero, float min, float max, Color32 color, Color32 toColor, VisualMap visualMap)
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{
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if (lastStackSerie == null)
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return;
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var upPoints = serie.context.drawPoints;
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var downPoints = lastStackSerie.context.drawPoints;
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var upCount = upPoints.Count;
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var downCount = downPoints.Count;
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if (upCount <= 0 || downCount <= 0)
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return;
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var lerp = !ChartHelper.IsValueEqualsColor(color, toColor);
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var ltp = upPoints[0].position;
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var lbp = downPoints[0].position;
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if (lerp)
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AddVertToVertexHelperWithLerpColor(vh, ltp, lbp, color, toColor, isY, min, max, false);
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else
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UGL.AddVertToVertexHelper(vh, ltp, lbp, color, false);
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int u = 1, d = 1;
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var isBreakTop = false;
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var isBreakBottom = false;
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while ((u < upCount || d < downCount))
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{
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var tp = u < upCount ? upPoints[u].position : upPoints[upCount - 1].position;
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var bp = d < downCount ? downPoints[d].position : downPoints[downCount - 1].position;
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var tnp = (u + 1) < upCount ? upPoints[u + 1].position : upPoints[upCount - 1].position;
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var bnp = (d + 1) < downCount ? downPoints[d + 1].position : downPoints[downCount - 1].position;
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if (serie.animation.CheckDetailBreak(tp, isY))
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{
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isBreakTop = true;
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var progress = serie.animation.GetCurrDetail();
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var ip = Vector3.zero;
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if (UGLHelper.GetIntersection(ltp, tp,
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new Vector3(progress, -10000),
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new Vector3(progress, 10000), ref ip))
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tp = ip;
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else
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tp = new Vector3(progress, tp.y);
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}
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if (serie.animation.CheckDetailBreak(bp, isY))
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{
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isBreakBottom = true;
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var progress = serie.animation.GetCurrDetail();
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var ip = Vector3.zero;
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if (UGLHelper.GetIntersection(lbp, bp,
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new Vector3(progress, -10000),
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new Vector3(progress, 10000), ref ip))
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bp = ip;
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else
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bp = new Vector3(progress, bp.y);
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}
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if (lerp)
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AddVertToVertexHelperWithLerpColor(vh, tp, bp, color, toColor, isY, min, max, true);
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else
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UGL.AddVertToVertexHelper(vh, tp, bp, color, true);
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u++;
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d++;
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if (bp.x < tp.x && bnp.x < tp.x)
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u--;
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if (tp.x < bp.x && tnp.x < bp.x)
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d--;
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ltp = tp;
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lbp = bp;
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if (isBreakTop && isBreakBottom)
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break;
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}
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}
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private static void AddVertToVertexHelperWithLerpColor(VertexHelper vh, Vector3 tp, Vector3 bp,
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Color32 color, Color32 toColor, bool isY, float min, float max, bool needTriangle)
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{
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var range = max - min;
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var color1 = Color32.Lerp(color, toColor, ((isY ? tp.x : tp.y) - min) / range);
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var color2 = Color32.Lerp(color, toColor, ((isY ? bp.x : bp.y) - min) / range);
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UGL.AddVertToVertexHelper(vh, tp, bp, color1, color2, needTriangle);
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}
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internal static void DrawSerieLine(VertexHelper vh, ThemeStyle theme, Serie serie, VisualMap visualMap,
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GridCoord grid, Axis axis, Axis relativedAxis, float lineWidth)
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{
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if (!serie.lineStyle.show || serie.lineStyle.type == LineStyle.Type.None)
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return;
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var datas = serie.context.drawPoints;
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var dataCount = datas.Count;
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if (dataCount < 2)
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return;
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var ltp = Vector3.zero;
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var lbp = Vector3.zero;
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var ntp = Vector3.zero;
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var nbp = Vector3.zero;
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var itp = Vector3.zero;
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var ibp = Vector3.zero;
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var clp = Vector3.zero;
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var crp = Vector3.zero;
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var isBreak = false;
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var isY = axis is YAxis;
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var isVisualMapGradient = VisualMapHelper.IsNeedLineGradient(visualMap);
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var isLineStyleGradient = serie.lineStyle.IsNeedGradient();
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//var highlight = serie.highlight || serie.context.pointerEnter;
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var lineColor = SerieHelper.GetLineColor(serie, null, theme, serie.context.colorIndex, false);
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var lastDataIsIgnore = datas[0].isIgnoreBreak;
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var smooth = serie.lineType == LineType.Smooth;
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for (int i = 1; i < dataCount; i++)
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{
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var cdata = datas[i];
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var isIgnore = cdata.isIgnoreBreak;
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var cp = cdata.position;
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var lp = datas[i - 1].position;
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var np = i == dataCount - 1 ? cp : datas[i + 1].position;
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if (serie.animation.CheckDetailBreak(cp, isY))
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{
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isBreak = true;
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var ip = Vector3.zero;
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var progress = serie.animation.GetCurrDetail();
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if (AnimationStyleHelper.GetAnimationPosition(serie.animation, isY, lp, cp, progress, ref ip))
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cp = np = ip;
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}
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serie.context.lineEndPostion = cp;
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serie.context.lineEndValue = AxisHelper.GetAxisPositionValue(grid, relativedAxis, cp);
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lastDataIsIgnore = isIgnore;
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var handled = false;
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if (!smooth)
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{
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switch (serie.lineStyle.type)
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{
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case LineStyle.Type.Dashed:
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UGL.DrawDashLine(vh, lp, cp, lineWidth, lineColor, lineColor, 0, 0);
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handled = true;
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break;
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case LineStyle.Type.Dotted:
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UGL.DrawDotLine(vh, lp, cp, lineWidth, lineColor, lineColor, 0, 0);
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handled = true;
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break;
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case LineStyle.Type.DashDot:
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UGL.DrawDashDotLine(vh, lp, cp, lineWidth, lineColor, 0, 0, 0);
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handled = true;
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break;
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case LineStyle.Type.DashDotDot:
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UGL.DrawDashDotDotLine(vh, lp, cp, lineWidth, lineColor, 0, 0, 0);
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handled = true;
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break;
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case LineStyle.Type.None:
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handled = true;
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break;
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}
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}
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if (handled)
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{
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if (isBreak)
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break;
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else
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continue;
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}
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bool bitp = true, bibp = true;
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UGLHelper.GetLinePoints(lp, cp, np, lineWidth,
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ref ltp, ref lbp,
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ref ntp, ref nbp,
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ref itp, ref ibp,
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ref clp, ref crp,
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ref bitp, ref bibp, i);
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if (i == 1)
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{
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AddLineVertToVertexHelper(vh, ltp, lbp, lineColor, isVisualMapGradient, isLineStyleGradient,
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visualMap, serie.lineStyle, grid, axis, relativedAxis, false, lastDataIsIgnore, isIgnore);
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if (dataCount == 2 || isBreak)
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{
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AddLineVertToVertexHelper(vh, clp, crp, lineColor, isVisualMapGradient, isLineStyleGradient,
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visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
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serie.context.lineEndPostion = cp;
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serie.context.lineEndValue = AxisHelper.GetAxisPositionValue(grid, relativedAxis, cp);
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break;
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}
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}
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if (bitp == bibp)
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{
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if (bitp)
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AddLineVertToVertexHelper(vh, itp, ibp, lineColor, isVisualMapGradient, isLineStyleGradient,
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visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
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else
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{
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AddLineVertToVertexHelper(vh, ltp, clp, lineColor, isVisualMapGradient, isLineStyleGradient,
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visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
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AddLineVertToVertexHelper(vh, ltp, crp, lineColor, isVisualMapGradient, isLineStyleGradient,
|
||
|
|
visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (bitp)
|
||
|
|
{
|
||
|
|
AddLineVertToVertexHelper(vh, itp, clp, lineColor, isVisualMapGradient, isLineStyleGradient,
|
||
|
|
visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
|
||
|
|
AddLineVertToVertexHelper(vh, itp, crp, lineColor, isVisualMapGradient, isLineStyleGradient,
|
||
|
|
visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
|
||
|
|
}
|
||
|
|
else if (bibp)
|
||
|
|
{
|
||
|
|
AddLineVertToVertexHelper(vh, clp, ibp, lineColor, isVisualMapGradient, isLineStyleGradient,
|
||
|
|
visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
|
||
|
|
AddLineVertToVertexHelper(vh, crp, ibp, lineColor, isVisualMapGradient, isLineStyleGradient,
|
||
|
|
visualMap, serie.lineStyle, grid, axis, relativedAxis, true, lastDataIsIgnore, isIgnore);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isBreak)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static float GetLineWidth(ref bool interacting, Serie serie, float defaultWidth)
|
||
|
|
{
|
||
|
|
var lineWidth = 0f;
|
||
|
|
if (!serie.interact.TryGetValue(ref lineWidth, ref interacting))
|
||
|
|
{
|
||
|
|
lineWidth = serie.lineStyle.GetWidth(defaultWidth);
|
||
|
|
serie.interact.SetValue(ref interacting, lineWidth);
|
||
|
|
}
|
||
|
|
return lineWidth;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void AddLineVertToVertexHelper(VertexHelper vh, Vector3 tp, Vector3 bp,
|
||
|
|
Color32 lineColor, bool visualMapGradient, bool lineStyleGradient, VisualMap visualMap,
|
||
|
|
LineStyle lineStyle, GridCoord grid, Axis axis, Axis relativedAxis, bool needTriangle,
|
||
|
|
bool lastIgnore, bool ignore)
|
||
|
|
{
|
||
|
|
if (lastIgnore && needTriangle)
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, ColorUtil.clearColor32, true);
|
||
|
|
|
||
|
|
if (visualMapGradient)
|
||
|
|
{
|
||
|
|
var color1 = VisualMapHelper.GetLineGradientColor(visualMap, tp, grid, axis, relativedAxis, lineColor);
|
||
|
|
var color2 = VisualMapHelper.GetLineGradientColor(visualMap, bp, grid, axis, relativedAxis, lineColor);
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, color1, color2, needTriangle);
|
||
|
|
}
|
||
|
|
else if (lineStyleGradient)
|
||
|
|
{
|
||
|
|
var color1 = VisualMapHelper.GetLineStyleGradientColor(lineStyle, tp, grid, axis, lineColor);
|
||
|
|
var color2 = VisualMapHelper.GetLineStyleGradientColor(lineStyle, bp, grid, axis, lineColor);
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, color1, color2, needTriangle);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, lineColor, needTriangle);
|
||
|
|
}
|
||
|
|
if (lastIgnore && !needTriangle)
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, ColorUtil.clearColor32, false);
|
||
|
|
if (ignore && needTriangle)
|
||
|
|
UGL.AddVertToVertexHelper(vh, tp, bp, ColorUtil.clearColor32, false);
|
||
|
|
}
|
||
|
|
|
||
|
|
internal static void UpdateSerieDrawPoints(Serie serie, Settings setting, ThemeStyle theme, VisualMap visualMap,
|
||
|
|
float lineWidth, bool isY = false)
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Clear();
|
||
|
|
var last = Vector3.zero;
|
||
|
|
switch (serie.lineType)
|
||
|
|
{
|
||
|
|
case LineType.Smooth:
|
||
|
|
UpdateSmoothLineDrawPoints(serie, setting, isY);
|
||
|
|
break;
|
||
|
|
case LineType.StepStart:
|
||
|
|
case LineType.StepMiddle:
|
||
|
|
case LineType.StepEnd:
|
||
|
|
UpdateStepLineDrawPoints(serie, setting, theme, isY, lineWidth);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
UpdateNormalLineDrawPoints(serie, setting, visualMap);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void UpdateNormalLineDrawPoints(Serie serie, Settings setting, VisualMap visualMap)
|
||
|
|
{
|
||
|
|
var isVisualMapGradient = VisualMapHelper.IsNeedGradient(visualMap);
|
||
|
|
if (isVisualMapGradient)
|
||
|
|
{
|
||
|
|
var dataPoints = serie.context.dataPoints;
|
||
|
|
if (dataPoints.Count > 1)
|
||
|
|
{
|
||
|
|
var sp = dataPoints[0];
|
||
|
|
for (int i = 1; i < dataPoints.Count; i++)
|
||
|
|
{
|
||
|
|
var ep = dataPoints[i];
|
||
|
|
var ignore = serie.context.dataIgnores[i];
|
||
|
|
var dir = (ep - sp).normalized;
|
||
|
|
var dist = Vector3.Distance(sp, ep);
|
||
|
|
var segment = (int) (dist / setting.lineSegmentDistance);
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(sp, ignore));
|
||
|
|
for (int j = 1; j < segment; j++)
|
||
|
|
{
|
||
|
|
var np = sp + dir * dist * j / segment;
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(np, ignore));
|
||
|
|
}
|
||
|
|
sp = ep;
|
||
|
|
if (i == dataPoints.Count - 1)
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(ep, ignore));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(dataPoints[0], serie.context.dataIgnores[0]));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
for (int i = 0; i < serie.context.dataPoints.Count; i++)
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(serie.context.dataPoints[i], serie.context.dataIgnores[i]));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void UpdateSmoothLineDrawPoints(Serie serie, Settings setting, bool isY)
|
||
|
|
{
|
||
|
|
var points = serie.context.dataPoints;
|
||
|
|
float smoothness = setting.lineSmoothness;
|
||
|
|
for (int i = 0; i < points.Count - 1; i++)
|
||
|
|
{
|
||
|
|
var sp = points[i];
|
||
|
|
var ep = points[i + 1];
|
||
|
|
var lsp = i > 0 ? points[i - 1] : sp;
|
||
|
|
var nep = i < points.Count - 2 ? points[i + 2] : ep;
|
||
|
|
var ignore = serie.context.dataIgnores[i];
|
||
|
|
if (isY)
|
||
|
|
UGLHelper.GetBezierListVertical(ref s_CurvesPosList, sp, ep, smoothness, setting.lineSmoothStyle);
|
||
|
|
else
|
||
|
|
UGLHelper.GetBezierList(ref s_CurvesPosList, sp, ep, lsp, nep, smoothness, setting.lineSmoothStyle);
|
||
|
|
|
||
|
|
for (int j = 1; j < s_CurvesPosList.Count; j++)
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(s_CurvesPosList[j], ignore));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void UpdateStepLineDrawPoints(Serie serie, Settings setting, ThemeStyle theme, bool isY, float lineWidth)
|
||
|
|
{
|
||
|
|
var points = serie.context.dataPoints;
|
||
|
|
var lp = points[0];
|
||
|
|
serie.context.drawPoints.Clear();
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(lp, serie.context.dataIgnores[0]));
|
||
|
|
for (int i = 1; i < points.Count; i++)
|
||
|
|
{
|
||
|
|
var cp = points[i];
|
||
|
|
var ignore = serie.context.dataIgnores[i];
|
||
|
|
if ((isY && Mathf.Abs(lp.x - cp.x) <= lineWidth) ||
|
||
|
|
(!isY && Mathf.Abs(lp.y - cp.y) <= lineWidth))
|
||
|
|
{
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(cp, ignore));
|
||
|
|
lp = cp;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
switch (serie.lineType)
|
||
|
|
{
|
||
|
|
case LineType.StepStart:
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(isY ?
|
||
|
|
new Vector3(cp.x, lp.y) :
|
||
|
|
new Vector3(lp.x, cp.y), ignore));
|
||
|
|
break;
|
||
|
|
case LineType.StepMiddle:
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(isY ?
|
||
|
|
new Vector3(lp.x, (lp.y + cp.y) / 2) :
|
||
|
|
new Vector3((lp.x + cp.x) / 2, lp.y), ignore));
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(isY ?
|
||
|
|
new Vector3(cp.x, (lp.y + cp.y) / 2) :
|
||
|
|
new Vector3((lp.x + cp.x) / 2, cp.y), ignore));
|
||
|
|
break;
|
||
|
|
case LineType.StepEnd:
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(isY ?
|
||
|
|
new Vector3(lp.x, cp.y) :
|
||
|
|
new Vector3(cp.x, lp.y), ignore));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
serie.context.drawPoints.Add(new PointInfo(cp, ignore));
|
||
|
|
lp = cp;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|