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修复DataZoom点击时指示区域不准的问题

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This commit is contained in:
monitor1394
2026-05-17 22:52:05 +08:00
parent 4120b61f2a
commit 10d67cff41
2 changed files with 40 additions and 14 deletions
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53
Runtime/Component/DataZoom/DataZoomHandler.cs
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@@ -255,22 +255,47 @@ namespace XCharts.Runtime
if (dataZoom.IsInZoom(localPos) &&
!dataZoom.IsInSelectedZoom(localPos))
{
var pointerX = localPos.x;
var selectWidth = grid.context.width * (dataZoom.end - dataZoom.start) / 100;
var startX = pointerX - selectWidth / 2;
var endX = pointerX + selectWidth / 2;
if (startX < grid.context.x)
var start = dataZoom.start;
var end = dataZoom.end;
switch (dataZoom.orient)
{
startX = grid.context.x;
endX = grid.context.x + selectWidth;
case Orient.Horizonal:
var pointerX = localPos.x;
var selectWidth = dataZoom.context.width * (dataZoom.end - dataZoom.start) / 100;
var startX = pointerX - selectWidth / 2;
var endX = pointerX + selectWidth / 2;
if (startX < dataZoom.context.x)
{
startX = dataZoom.context.x;
endX = dataZoom.context.x + selectWidth;
}
else if (endX > dataZoom.context.x + dataZoom.context.width)
{
endX = dataZoom.context.x + dataZoom.context.width;
startX = dataZoom.context.x + dataZoom.context.width - selectWidth;
}
start = (startX - dataZoom.context.x) / dataZoom.context.width * 100;
end = (endX - dataZoom.context.x) / dataZoom.context.width * 100;
break;
case Orient.Vertical:
var pointerY = localPos.y;
var selectHeight = dataZoom.context.height * (dataZoom.end - dataZoom.start) / 100;
var startY = pointerY - selectHeight / 2;
var endY = pointerY + selectHeight / 2;
if (startY < dataZoom.context.y)
{
startY = dataZoom.context.y;
endY = dataZoom.context.y + selectHeight;
}
else if (endY > dataZoom.context.y + dataZoom.context.height)
{
endY = dataZoom.context.y + dataZoom.context.height;
startY = dataZoom.context.y + dataZoom.context.height - selectHeight;
}
start = (startY - dataZoom.context.y) / dataZoom.context.height * 100;
end = (endY - dataZoom.context.y) / dataZoom.context.height * 100;
break;
}
else if (endX > grid.context.x + grid.context.width)
{
endX = grid.context.x + grid.context.width;
startX = grid.context.x + grid.context.width - selectWidth;
}
var start = (startX - grid.context.x) / grid.context.width * 100;
var end = (endX - grid.context.x) / grid.context.width * 100;
UpdateDataZoomRange(dataZoom, start, end, grid);
}
}