zhaoyushun1999/SunnyUI
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

* UIBarChart：增加柱子上显示数值

Browse Source
This commit is contained in:
Sunny 2022-01-01 13:31:45 +08:00
parent d990ad9c8d
commit 9d1b7fe77d
5 changed files with 42 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
Bin/net40/SunnyUI.Demo.exe
View File

Binary file not shown.

BIN
Bin/net40/SunnyUI.dll
View File

Binary file not shown.

2
SunnyUI.Demo/Charts/FBarChart.cs
View File

@ -71,6 +71,8 @@ namespace Sunny.UI.Demo
option.ToolTip.AxisPointer.Type = UIAxisPointerType.Shadow;
option.ShowValue = true;
BarChart.SetOption(option);
uiSymbolButton2.Enabled = true;

42
SunnyUI/Charts/UIBarChart.cs
View File

@ -19,6 +19,7 @@
* 2020-06-06: V2.2.5 增加文件说明
* 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
* 2021-01-01: V3.0.9 增加柱子上显示数值
******************************************************************************/
using System;
@ -207,7 +208,9 @@ namespace Sunny.UI
Bars[i].Add(new BarInfo()
{
Rect = new RectangleF(xx, DrawOrigin.Y - h, ww, h),
Color = color
Value = series.Data[j],
Color = color,
Top = true
});
}
else if (YAxisEnd <= 0)
@ -216,7 +219,9 @@ namespace Sunny.UI
Bars[i].Add(new BarInfo()
{
Rect = new RectangleF(xx, Option.Grid.Top + 1, ww, h - 1),
Color = color
Value = series.Data[j],
Color = color,
Top = false
});
}
else
@ -243,7 +248,9 @@ namespace Sunny.UI
Bars[i].Add(new BarInfo()
{
Rect = new RectangleF(xx, DrawOrigin.Y - lowH - h, ww, h),
Color = color
Value = series.Data[j],
Color = color,
Top = true
});
}
else
@ -252,7 +259,9 @@ namespace Sunny.UI
Bars[i].Add(new BarInfo()
{
Rect = new RectangleF(xx, DrawOrigin.Y - lowH + 1, ww, h - 1),
Color = color
Value = series.Data[j],
Color = color,
Top = false
});
}
}
@ -594,6 +603,27 @@ namespace Sunny.UI
foreach (var info in bars)
{
g.FillRectangle(info.Color, info.Rect);
if (Option.ShowValue)
{
string value = info.Value.ToString(Option.ToolTip.ValueFormat);
SizeF sf = g.MeasureString(value, TempFont);
if (info.Top)
{
float top = info.Rect.Top - sf.Height;
if (top > Option.Grid.Top)
{
g.DrawString(value, TempFont, info.Color, info.Rect.Center().X - sf.Width / 2, top);
}
}
else
{
if (info.Rect.Bottom + sf.Height + Option.Grid.Bottom < Height)
{
g.DrawString(value, TempFont, info.Color, info.Rect.Center().X - sf.Width / 2, info.Rect.Bottom);
}
}
}
}
}
@ -612,6 +642,10 @@ namespace Sunny.UI
public SizeF Size { get; set; }
public Color Color { get; set; }
public double Value { get; set; }
public bool Top { get; set; }
}
}
}

2
SunnyUI/Charts/UIBarChartOption.cs
View File

@ -41,6 +41,8 @@ namespace Sunny.UI
public readonly List<UIScaleLine> YAxisScaleLines = new List<UIScaleLine>();
public bool ShowValue { get; set; }
/// <summary>
/// BarChartEx用，固定每个序列Bar个数
/// </summary>