foldcc/XCharts
1
0
Fork 0
mirror of https://github.com/XCharts-Team/XCharts.git synced 2026-05-20 23:40:10 +00:00
Code Issues Packages Projects Releases Wiki Activity

优化Log对数轴

Browse Source
This commit is contained in:
monitor1394
2023-10-19 23:06:26 +08:00
parent 6b931497ab
commit 68d5bc36d6
3 changed files with 14 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
Runtime/Component/Axis/Axis.cs
View File

@@ -828,6 +828,8 @@ namespace XCharts.Runtime
public double GetLogMinIndex()
{
if (context.minValue <= 0 || context.minValue == 1)
return 0;
return logBaseE ?
Math.Log(context.minValue) :
Math.Log(context.minValue, logBase);
@@ -835,6 +837,8 @@ namespace XCharts.Runtime
public double GetLogMaxIndex()
{
if (context.maxValue <= 0 || context.maxValue == 1)
return 0;
return logBaseE ?
Math.Log(context.maxValue) :
Math.Log(context.maxValue, logBase);

3
Runtime/Component/Axis/AxisHelper.cs
View File

@@ -344,7 +344,8 @@ namespace XCharts.Runtime
int maxSplit = 0;
maxValue = ChartHelper.GetMaxLogValue(maxValue, axis.logBase, axis.logBaseE, out maxSplit);
minValue = ChartHelper.GetMinLogValue(minValue, axis.logBase, axis.logBaseE, out minSplit);
var splitNumber = (minSplit > 0 && maxSplit > 0) ? (maxSplit + minSplit - 1) : (maxSplit + minSplit);
var splitNumber = maxSplit + minSplit;
if (splitNumber > 15)
splitNumber = 15;
axis.splitNumber = splitNumber;