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增加科学计数法显示数值的支持

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This commit is contained in:
monitor1394
2019-10-26 05:02:32 +08:00
parent 8c4ef814c8
commit bdf46ea785
9 changed files with 78 additions and 23 deletions
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20
Runtime/Component/Sub/AxisLabel.cs
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@@ -26,6 +26,8 @@ namespace XCharts
[SerializeField] private Color m_Color;
[SerializeField] private int m_FontSize;
[SerializeField] private FontStyle m_FontStyle;
[SerializeField] private bool m_ForceENotation = false;
/// <summary>
/// Set this to false to prevent the axis label from appearing.
@@ -72,6 +74,10 @@ namespace XCharts
/// 模板变量为图例名称 {value}，{value:f1} 表示取1为小数
/// </summary>
public string formatter { get { return m_Formatter; } set { m_Formatter = value; } }
/// <summary>
/// 是否强制使用科学计数法格式化显示数值。默认为false，当小数精度大于3时才采用科学计数法。
/// </summary>
public bool forceENotation { get { return m_ForceENotation; } set { m_ForceENotation = value; } }
public static AxisLabel defaultAxisLabel
{
@@ -118,6 +124,7 @@ namespace XCharts
m_Color == other.color &&
m_FontSize == other.fontSize &&
m_FontStyle == other.fontStyle &&
m_ForceENotation == other.forceENotation &&
m_Formatter == other.formatter;
}
@@ -139,13 +146,22 @@ namespace XCharts
}
}
public string GetFormatterContent(float value)
public string GetFormatterContent(float value, float minValue, float maxValue)
{
if (string.IsNullOrEmpty(m_Formatter))
if (value - (int)value == 0)
{
if (minValue >= -1 && minValue <= 1 && maxValue >= -1 && maxValue <= 1)
{
int minAcc = ChartHelper.GetFloatAccuracy(minValue);
int maxAcc = ChartHelper.GetFloatAccuracy(maxValue);
int acc = Mathf.Max(minAcc, maxAcc);
return ChartCached.FloatToStr(value, acc, m_ForceENotation);
}
else if (value - (int)value == 0)
return ChartCached.IntToStr((int)value);
else
return ChartCached.FloatToStr(value, 1);
}
else
{
var content = m_Formatter;