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优化DataZoom的Marquee框选功能

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This commit is contained in:
monitor1394
2026-05-24 21:15:29 +08:00
parent 9d982019dd
commit b14a574ad6
3 changed files with 20 additions and 6 deletions
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19
Runtime/Component/DataZoom/DataZoomHandler.cs
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@@ -217,10 +217,23 @@ namespace XCharts.Runtime
if (dataZoom.marqueeStyle.apply)
{
var grid = chart.GetGridOfDataZoom(dataZoom);
var start = (dataZoom.context.marqueeRect.x - grid.context.x) / grid.context.width * 100;
var end = (dataZoom.context.marqueeRect.x - grid.context.x + dataZoom.context.marqueeRect.width) / grid.context.width * 100;
var currentRange = dataZoom.end - dataZoom.start;
var startRatio = (dataZoom.context.marqueeRect.x - grid.context.x) / grid.context.width;
var endRatio = (dataZoom.context.marqueeRect.x - grid.context.x + dataZoom.context.marqueeRect.width) / grid.context.width;
var start = dataZoom.start + startRatio * currentRange;
var end = dataZoom.start + endRatio * currentRange;
if (start > end)
{
var temp = start;
start = end;
end = temp;
}
UpdateDataZoomRange(dataZoom, start, end, grid);
chart.OnDataZoomRangeChanged(dataZoom);
chart.RefreshChart();
}
dataZoom.context.marqueeRect = Rect.zero;
dataZoom.SetVerticesDirty();
if (dataZoom.marqueeStyle.onEnd != null)
{
dataZoom.marqueeStyle.onEnd(dataZoom);
@@ -793,7 +806,7 @@ namespace XCharts.Runtime
private void DrawMarquee(VertexHelper vh, DataZoom dataZoom)
{
if (!dataZoom.enable || !dataZoom.supportMarquee)
if (!dataZoom.enable || !dataZoom.supportMarquee || !dataZoom.context.isMarqueeDrag)
return;
var areaColor = dataZoom.marqueeStyle.areaStyle.GetColor(chart.theme.dataZoom.dataAreaColor);
UGL.DrawRectangle(vh, dataZoom.context.marqueeRect, areaColor);