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[improve][CandlestickChart] improve large data rendering

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monitor1394
2022-08-29 21:09:27 +08:00
parent 6ae4468aa2
commit b01c2e4338
5 changed files with 94 additions and 61 deletions
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1
CHANGELOG.md
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@@ -58,6 +58,7 @@
## master
* (2022.08.29) 优化`CandlestickChart`大量数据绘制
* (2022.08.28) 修复`LineChart`在堆叠和自定义Y轴范围的情况下显示不正常的问题
* (2022.08.26) 增加`Legend`新图标类型`Candlestick`
* (2022.08.26) 优化`CandlestickChart`表现，调整相关的`AddData()`接口参数

58
Runtime/Serie/Candlestick/CandlestickHandler.cs
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@@ -105,6 +105,7 @@ namespace XCharts.Runtime
var isYAxis = false;
serie.containerIndex = grid.index;
serie.containterInstanceId = grid.instanceId;
var intensive = grid.context.width / (maxCount - serie.minShow) < 0.6f;
for (int i = serie.minShow; i < maxCount; i++)
{
var serieData = showData[i];
@@ -170,37 +171,44 @@ namespace XCharts.Runtime
var heighPos = new Vector3(center.x, zeroY + (float) ((heighest - minCut) / valueTotal * grid.context.height));
var openCenterPos = new Vector3(center.x, prb.y);
var closeCenterPos = new Vector3(center.x, prt.y);
if (barWidth > 2f * borderWidth)
if (intensive)
{
if (itemWidth > 0 && itemHeight > 0)
UGL.DrawLine(vh, lowPos, heighPos, borderWidth, borderColor);
}
else
{
if (barWidth > 2f * borderWidth)
{
if (itemStyle.IsNeedCorner())
if (itemWidth > 0 && itemHeight > 0)
{
UGL.DrawRoundRectangle(vh, center, itemWidth, itemHeight, areaColor, areaColor, 0,
if (itemStyle.IsNeedCorner())
{
UGL.DrawRoundRectangle(vh, center, itemWidth, itemHeight, areaColor, areaColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
else
{
chart.DrawClipPolygon(vh, ref prb, ref plb, ref plt, ref prt, areaColor, areaColor,
serie.clip, grid);
}
UGL.DrawBorder(vh, center, itemWidth, itemHeight, 2 * borderWidth, borderColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
else
{
chart.DrawClipPolygon(vh, ref prb, ref plb, ref plt, ref prt, areaColor, areaColor,
serie.clip, grid);
}
UGL.DrawBorder(vh, center, itemWidth, itemHeight, 2 * borderWidth, borderColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
}
else
{
UGL.DrawLine(vh, openCenterPos, closeCenterPos, Mathf.Max(borderWidth, barWidth / 2), borderColor);
}
if (isRise)
{
UGL.DrawLine(vh, openCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, closeCenterPos, heighPos, borderWidth, borderColor);
}
else
{
UGL.DrawLine(vh, closeCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, openCenterPos, heighPos, borderWidth, borderColor);
else
{
UGL.DrawLine(vh, openCenterPos, closeCenterPos, Mathf.Max(borderWidth, barWidth / 2), borderColor);
}
if (isRise)
{
UGL.DrawLine(vh, openCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, closeCenterPos, heighPos, borderWidth, borderColor);
}
else
{
UGL.DrawLine(vh, closeCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, openCenterPos, heighPos, borderWidth, borderColor);
}
}
}
if (!serie.animation.IsFinish())

64
Runtime/Serie/Candlestick/SimplifiedCandlestickHandler.cs
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@@ -106,7 +106,7 @@ namespace XCharts.Runtime
var itemStyle = serie.itemStyle;
serie.containerIndex = grid.index;
serie.containterInstanceId = grid.instanceId;
var intensive = grid.context.width / (maxCount - serie.minShow) < 0.6f;
for (int i = serie.minShow; i < maxCount; i++)
{
var serieData = showData[i];
@@ -170,39 +170,45 @@ namespace XCharts.Runtime
var heighPos = new Vector3(center.x, zeroY + (float) ((heighest - minCut) / valueTotal * grid.context.height));
var openCenterPos = new Vector3(center.x, prb.y);
var closeCenterPos = new Vector3(center.x, prt.y);
if (barWidth > 2f * borderWidth)
if (intensive)
{
if (itemWidth > 0 && itemHeight > 0)
{
if (itemStyle.IsNeedCorner())
{
UGL.DrawRoundRectangle(vh, center, itemWidth, itemHeight, areaColor, areaColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
else
{
chart.DrawClipPolygon(vh, ref prb, ref plb, ref plt, ref prt, areaColor, areaColor,
serie.clip, grid);
}
UGL.DrawBorder(vh, center, itemWidth, itemHeight, 2 * borderWidth, borderColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
if (isRise)
{
UGL.DrawLine(vh, openCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, closeCenterPos, heighPos, borderWidth, borderColor);
}
else
{
UGL.DrawLine(vh, closeCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, openCenterPos, heighPos, borderWidth, borderColor);
}
UGL.DrawLine(vh, lowPos, heighPos, borderWidth, borderColor);
}
else
{
UGL.DrawLine(vh, openCenterPos, closeCenterPos, Mathf.Max(borderWidth, barWidth / 2), borderColor);
if (barWidth > 2f * borderWidth)
{
if (itemWidth > 0 && itemHeight > 0)
{
if (itemStyle.IsNeedCorner())
{
UGL.DrawRoundRectangle(vh, center, itemWidth, itemHeight, areaColor, areaColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
else
{
chart.DrawClipPolygon(vh, ref prb, ref plb, ref plt, ref prt, areaColor, areaColor,
serie.clip, grid);
}
UGL.DrawBorder(vh, center, itemWidth, itemHeight, 2 * borderWidth, borderColor, 0,
itemStyle.cornerRadius, isYAxis, 0.5f);
}
if (isRise)
{
UGL.DrawLine(vh, openCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, closeCenterPos, heighPos, borderWidth, borderColor);
}
else
{
UGL.DrawLine(vh, closeCenterPos, lowPos, borderWidth, borderColor);
UGL.DrawLine(vh, openCenterPos, heighPos, borderWidth, borderColor);
}
}
else
{
UGL.DrawLine(vh, openCenterPos, closeCenterPos, Mathf.Max(borderWidth, barWidth / 2), borderColor);
}
}
}
if (!serie.animation.IsFinish())
{

17
Runtime/Serie/SerieData.cs
View File

@@ -478,6 +478,23 @@ namespace XCharts.Runtime
return temp;
}
public void GetMinMaxData(int startDimensionIndex, bool inverse, out double min, out double max)
{
if (m_Data.Count == 0)
{
min = 0;
max = 0;
}
min = double.MaxValue;
max = double.MinValue;
for (int i = startDimensionIndex; i < m_Data.Count; i++)
{
var value = GetData(i, inverse);
if (value < min) min = value;
if (value > max) max = value;
}
}
public double GetTotalData()
{
var total = 0d;

15
Runtime/Serie/SeriesHelper.cs
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@@ -344,19 +344,20 @@ namespace XCharts.Runtime
else
{
var showData = serie.GetDataList(dataZoom);
foreach (var data in showData)
if (serie is Candlestick || serie is SimplifiedCandlestick)
{
if (serie is Candlestick)
foreach (var data in showData)
{
var dataMin = data.GetMinData(inverse);
var dataMax = data.GetMaxData(inverse);
double dataMin, dataMax;
data.GetMinMaxData(1, inverse, out dataMin, out dataMax);
if (dataMax > max) max = dataMax;
if (dataMin < min) min = dataMin;
}
else
}
else
{
foreach (var data in showData)
{
//var currData = data.GetData(yValue ? 1 : 0, inverse);
var currData = data.GetCurrData(yValue ? 1 : 0, updateDuration, inverse);
if (!serie.IsIgnoreValue(currData))
{