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* UIBarChart: 增加X轴文字倾斜

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Sunny 2022-03-08 21:11:17 +08:00
parent 53683cf884
commit 75845313cb
4 changed files with 11 additions and 4 deletions
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Bin/net40/SunnyUI.Demo.exe
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Bin/net40/SunnyUI.dll
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6
SunnyUI.Demo/Charts/FBarChart.cs
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@ -51,17 +51,19 @@ namespace Sunny.UI.Demo
option.XAxis.Data.Add("D1"); option.XAxis.Data.Add("D1");
option.XAxis.Data.Add("D2"); option.XAxis.Data.Add("D2");
option.XAxis.Data.Add("D3"); option.XAxis.Data.Add("D223");
option.XAxis.Data.Add("D4"); option.XAxis.Data.Add("D4");
option.XAxis.Data.Add("D5"); option.XAxis.Data.Add("D5");
option.XAxis.Data.Add("D6"); option.XAxis.Data.Add("D6");
option.XAxis.Data.Add("D7"); option.XAxis.Data.Add("D7333");
option.XAxis.Data.Add("D8"); option.XAxis.Data.Add("D8");
option.ToolTip.Visible = true; option.ToolTip.Visible = true;
option.YAxis.Scale = true; option.YAxis.Scale = true;
option.XAxis.Name = "日期"; option.XAxis.Name = "日期";
option.XAxis.AxisLabel.Angle = 60;//(0° ~ 90°)
option.YAxis.Name = "数值"; option.YAxis.Name = "数值";
option.YAxis.AxisLabel.DecimalCount = 1; option.YAxis.AxisLabel.DecimalCount = 1;
option.YAxis.AxisLabel.AutoFormat = false; option.YAxis.AxisLabel.AutoFormat = false;

9
SunnyUI/Charts/UIBarChart.cs
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@ -20,6 +20,7 @@
* 2020-08-21: V2.2.7 可设置柱状图最小宽度 * 2020-08-21: V2.2.7 可设置柱状图最小宽度
* 2021-07-22: V3.0.5 增加更新数据的方法 * 2021-07-22: V3.0.5 增加更新数据的方法
* 2021-01-01: V3.0.9 增加柱子上显示数值 * 2021-01-01: V3.0.9 增加柱子上显示数值
* 2022-03-08: V3.1.1 增加X轴文字倾斜
******************************************************************************/ ******************************************************************************/
using System; using System;
@ -500,8 +501,12 @@ namespace Sunny.UI
foreach (var data in Option.XAxis.Data) foreach (var data in Option.XAxis.Data)
{ {
SizeF sf = g.MeasureString(data, TempFont); SizeF sf = g.MeasureString(data, TempFont);
g.DrawString(data, TempFont, ForeColor, start - sf.Width / 2.0f, DrawOrigin.Y + Option.XAxis.AxisTick.Length); int angle = (Option.XAxis.AxisLabel.Angle + 36000) % 360;
start += DrawBarWidth; if (angle > 0 && angle <= 90)
g.DrawString(data, TempFont, ForeColor, new PointF(start, DrawOrigin.Y),
new StringFormat() { Alignment = StringAlignment.Far }, (3600 - Option.XAxis.AxisLabel.Angle) % 360);
else
g.DrawString(data, TempFont, ForeColor, start - sf.Width / 2.0f, DrawOrigin.Y + Option.XAxis.AxisTick.Length); start += DrawBarWidth;
} }
SizeF sfname = g.MeasureString(Option.XAxis.Name, TempFont); SizeF sfname = g.MeasureString(Option.XAxis.Name, TempFont);