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修复DataZoom点击时指示区域不准的问题

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monitor1394
2026-05-20 23:09:51 +08:00
parent 2ee94acd30
commit 9bca52fbfb
1 changed files with 25 additions and 4 deletions
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29
Runtime/Component/DataZoom/DataZoomHandler.cs
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@@ -256,8 +256,7 @@ namespace XCharts.Runtime
return;
}
if (dataZoom.IsInZoom(localPos) &&
!dataZoom.IsInSelectedZoom(localPos))
if (dataZoom.IsInZoom(localPos))
{
var start = dataZoom.start;
var end = dataZoom.end;
@@ -575,7 +574,7 @@ namespace XCharts.Runtime
Serie serie = chart.series[0];
Axis axis = chart.GetChartComponent<YAxis>(0);
var showData = serie.GetDataList(null);
float scaleWid = dataZoom.context.width / (showData.Count - 1);
float scaleWid = showData.Count > 1 ? dataZoom.context.width / (showData.Count - 1) : dataZoom.context.width;
Vector3 lp = Vector3.zero;
Vector3 np = Vector3.zero;
double minValue = 0;
@@ -583,6 +582,19 @@ namespace XCharts.Runtime
SeriesHelper.GetYMinMaxValue(chart, 0, axis.inverse, out minValue, out maxValue, false, false);
AxisHelper.AdjustMinMaxValue(axis, ref minValue, ref maxValue, true);
// Check if x-axis is value/time type for accurate shadow x-positioning
double xMinValue = 0;
double xMaxValue = 0;
bool useXValueForShadow = false;
var xAxisIndex = dataZoom.xAxisIndexs.Count > 0 ? dataZoom.xAxisIndexs[0] : 0;
var xAxis = chart.GetChartComponent<XAxis>(xAxisIndex);
if (xAxis != null && (xAxis.IsValue() || xAxis.IsTime()))
{
SeriesHelper.GetXMinMaxValue(chart, xAxisIndex, xAxis.inverse, out xMinValue, out xMaxValue, false, false);
AxisHelper.AdjustMinMaxValue(xAxis, ref xMinValue, ref xMaxValue, true);
useXValueForShadow = (xMaxValue - xMinValue) > 0;
}
int rate = 1;
var sampleDist = serie.sampleDist < 2 ? 2 : serie.sampleDist;
var maxCount = showData.Count;
@@ -621,7 +633,16 @@ namespace XCharts.Runtime
double value = DataHelper.SampleValue(ref showData, serie.sampleType, rate, serie.minShow, maxCount, totalAverage, i,
dataAddDuration, animationDuration, ref dataChanging, axis, unscaledTime,
useCurrentData, false, sampleSumPrefix);
float pX = dataZoom.context.x + i * scaleWid;
float pX;
if (useXValueForShadow && i < showData.Count && showData[i].data.Count > 0)
{
var xVal = showData[i].data[0];
pX = dataZoom.context.x + (float)((xVal - xMinValue) / (xMaxValue - xMinValue)) * dataZoom.context.width;
}
else
{
pX = dataZoom.context.x + i * scaleWid;
}
float dataHig = (float)((maxValue - minValue) == 0 ? 0 :
(value - minValue) / (maxValue - minValue) * dataZoom.context.height);
np = new Vector3(pX, chart.chartY + dataZoom.bottom + dataHig);