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VB.NET 开发ColorPicker例子
这个colorPicker是继承control来写的。如果大家在写时候可以继承control 或usercontrol来写。
难度并不是很大，只要耐心一点就可认写出来。
用vb.net 写的,代码如下：
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Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Imaging
Imports System.Collections
Imports System.ComponentModel
Imports System.Collections.Generic
Public Class ColorControl
Dim bit As New Bitmap(200, 230)
Dim isDraw As Boolean = False
Dim index As Integer = 0
Dim g As Graphics = Graphics.FromImage(bit)
Dim _NowColor As Color = Color.Transparent '现在颜色
Dim _CurrentColor As Color = Color.Transparent '当前颜前
'输出颜色
Public Event OutputColorEvent(ByVal NColor As Color, ByVal CColor As Color)
'触发事件
Sub OutcolorHander(ByVal nColor As Color, ByVal CColor As Color)
RaiseEvent OutputColorEvent(nColor, CColor)
End Sub
'颜色表
Dim ColorList() As Integer = {&HFF003366, &HFF336699, &HFF3366CC, &HFF003399, &HFF000099, &HFF0000CC, &HFF000066, _
&HFF006666, &HFF006699, &HFF0099CC, &HFF0066CC, &HFF0033CC, &HFF0000FF, &HFF3333FF, &HFF333399, _
&HFF008080, &HFF009999, &HFF33CCCC, &HFF00CCFF, &HFF0099FF, &HFF0066FF, &HFF3366FF, &HFF3333CC, &HFF666699, _
&HFF339966, &HFF00CC99, &HFF00FFCC, &HFF00FFFF, &HFF33CCFF, &HFF3399FF, &HFF6699FF, &HFF6666FF, &HFF6600FF, &HFF6600CC, _
&HFF339933, &HFF00CC66, &HFF00FF99, &HFF66FFCC, &HFF66FFFF, &HFF66CCFF, &HFF9999FF, &HFF9999FF, &HFF9966FF, &HFF9933FF, &HFF9900FF, _
&HFF006600, &HFF00CC00, &HFF00FF00, &HFF66FF99, &HFF99FFCC, &HFFCCFFFF, &HFFCCECFF, &HFFCCCCFF, &HFFCC99FF, &HFFCC66FF, &HFFCC00FF, &HFF9900CC, _
&HFF003300, &HFF008000, &HFF33CC33, &HFF66FF66, &HFF99FF99, &HFFCCFFCC, &HFFFFFFFF, &HFFFFCCFF, &HFFFF99FF, &HFFFF66FF, &HFFFF00FF, &HFFCC00CC, &HFF660066, _
&HFF336600, &HFF009900, &HFF66FF33, &HFF99FF66, &HFFCCFF99, &HFFFFFFCC, &HFFFFCCCC, &HFFFF99CC, &HFFFF66CC, &HFFFF33CC, &HFFCC0099, &HFF800080, _
&HFF333300, &HFF669900, &HFF99FF33, &HFFCCFF66, &HFFFFFF99, &HFFFFCC99, &HFFFF9999, &HFFFF6699, &HFFFF3399, &HFFCC3399, &HFF800080, _
&HFF666633, &HFF99CC00, &HFFCCFF33, &HFFFFFF66, &HFFFFCC66, &HFFFF9966, &HFFFF7C80, &HFFFF0066, &HFFD60093, &HFF993366, _
&HFF808000, &HFFCCCC00, &HFFFFFF00, &HFFFFCC00, &HFFFF9933, &HFFFF6600, &HFFFF5050, &HFFCC0066, &HFF660033, _
&HFF996633, &HFFCC9900, &HFFFF9900, &HFFCC6600, &HFFFF3300, &HFFFF0000, &HFFCC0000, &HFF990033, _
&HFF663300, &HFF996600, &HFFCC3300, &HFF993300, &HFF990000, &HFF800000, &HFFA50021, _
&HFFFFFFFF, _
&HFFF8F8F8, &HFFDDDDDD, &HFFB2B2B2, &HFF808080, &HFF5F5F5F, &HFF333333, &HFF1C1C1C, &HFF080808, _
&HFFEAEAEA, &HFFC0C0C0, &HFF969696, &HFF777777, &HFF4D4D4D, &HFF292929, &HFF111111, _
&HFF000000}
Sub New()
' This call is required by the Windows Form Designer.
InitializeComponent()
' Add any initialization after the InitializeComponent() call.
SetStyle(ControlStyles.AllPaintingInWmPaint, True)
SetStyle(ControlStyles.StandardDoubleClick, True)
SetStyle(ControlStyles.ResizeRedraw, True)
SetStyle(ControlStyles.UserPaint, True)
SetStyle(ControlStyles.OptimizedDoubleBuffer, True)
g.SmoothingMode = SmoothingMode.HighQuality
End Sub
<Description("现在颜色")> _
<Browsable(True)> _
Public Property NowColor() As Color
Get
Return _NowColor
End Get
Set(ByVal value As Color)
_NowColor = value
End Set
End Property
<Description("现在颜色")> _
<Browsable(True)> _
Public Property CurrentColor() As Color
Get
Return _CurrentColor
End Get
Set(ByVal value As Color)
_CurrentColor = value
End Set
End Property
''' <summary>
'''绘制六角形上方
pdf
''' </summary>
''' <param name="gridSize">绘制六角形的长宽</param>
''' <param name="mapSize">绘制个数</param>
''' <param name="e">绘制对象</param>
''' <remarks></remarks>
Public Sub BulidHexes(ByVal gridSize As Size, ByVal mapSize As Size, ByVal e As PaintEventArgs)
If isDraw = True Then
e.Graphics.DrawImage(bit, 0, 0)
Exit Sub
End If
Dim lindes As List(Of PointF) = Nothing
'六角格的水平半径各垂直半径
Dim wRad As Single = gridSize.Width / 2
Dim HRad As Single = gridSize.Height / 2
'六角格的水平直线，垂直线
Dim WLine As Single = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
Dim hLine As Single = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
Dim wSpce As Single = (wRad - WLine) * 2
Dim hspce As Single = (HRad - hLine) * 2
'六角格的中心点
Dim cx As Single
Dim cy As Single
Dim isCenter As Boolean = False
Dim result As GraphicsPath
For y As Integer = 0 To mapSize.Height - 1
If isCenter = False Then
mapSize.Width += 1
Else
mapSize.Width -= 1
End If
If y = 6 Then
isCenter = True
End If
For x As Integer = 0 To mapSize.Width - 1
'计当前六角格的中心点
cx = (gridSize.Width * (x + 1) - wRad) + 100
cy = (gridSize.Height * (y + 1) - HRad)
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If isCenter = False Then
cx = cx - WLine * mapSize.Width
Else
cx = cx - WLine * mapSize.Width
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidB As SolidBrush
solidB = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidB, result)
Next
Next
'=======================
'下左
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 10
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START1 As New PointF(cx, cy - HRad)
lindes.Add(START1)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START1)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidX As SolidBrush
solidX = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidX, result)
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下中
wRad = gridSize.Width / 2
HRad = gridSize.Height / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
Dim len As Integer = 7
For y As Integer = 0 To 1
If y = 1 Then
len = 6
End If
For x As Integer = 0 To len
'计当前六角格的中心点
cx = (gridSize.Width * (x + 1) - wRad) + 45
cy = (gridSize.Height * (y + 1) - HRad) + 180
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If y = 1 Then
cx = cx + WLine
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南 pdf
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
Dim solidY As SolidBrush
solidY = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidY, result)
Next
Next
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下右
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 165
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START2 As New PointF(cx, cy - HRad)
lindes.Add(START2)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START2)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidE As SolidBrush
solidE = New SolidBrush(Color.Black)
g.FillPath(solidE, result)
e.Graphics.DrawImage(bit, 0, 0)
isDraw = True
End Sub
Dim _PenColor As Color = Color.White
Dim _penSize As Single = 2
<Description("移动外边六角形的颜色")> _
<Browsable(True)> _
Public Property PenColor() As Color
Get
Return _PenColor
End Get
Set(ByVal value As Color)
_PenColor = value
End Set
End Property
<Description("画笔的大小")> _
Public Property PenSize() As Single
Get
Return _penSize
End Get
Set(ByVal value As Single)
_penSize = value
End Set
End Property
''' <summary>
''' 重绘方法
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnPaint(ByVal e As System.Windows.Forms.PaintEventArgs)
MyBase.OnPaint(e)
BulidHexes(New Size(16, 17), New Size(6, 13), e)
If ISContent = True Then
Dim pen As New Pen(PenColor, PenSize)
Dim GContent As Graphics = e.Graphics
GContent.SmoothingMode = SmoothingMode.AntiAlias
GContent.DrawPolygon(pen, lindes.ToArray())
NowColor = Color.FromArgb(ColorList(index))
OutcolorHander(NowColor, CurrentColor)
End If
End Sub
Dim MovePoint As PointF
Dim ISContent As Boolean = False
Dim lindes As List(Of PointF) = Nothing
''' <summary>
''' 鼠标的移动
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnMouseMove(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseMove(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
End If
End Sub
''' <summary>
''' 鼠标的单击
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnMouseClick(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseClick(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
End If
End Sub
Protected Overrides Sub OnMouseDoubleClick(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseDoubleClick(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
If ISContent = True Then
CurrentColor = Color.FromArgb(ColorList(index))
OutcolorHander(NowColor, CurrentColor)
End If
End If
End Sub
''' <summary>
''' 判断当前点所在的六角形位置
''' </summary>
''' <param name="Mpoint"></param>
''' <remarks></remarks>
Sub PointInContent(ByVal Mpoint As PointF)
index = 0
Dim gridsize As Size = New Size(16, 17)
Dim mapsize As Size = New Size(6, 13)
'六角格的水平半径各垂直半径
Dim wRad As Single = gridsize.Width / 2
Dim HRad As Single = gridsize.Height / 2
'六角格的水平直线，垂直线
Dim WLine As Single = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
Dim hLine As Single = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
Dim wSpce As Single = (wRad - WLine) * 2
Dim hspce As Single = (HRad - hLine) * 2
'六角格的中心点
Dim cx As Single
Dim cy As Single
Dim boo As Boolean = False
For y As Integer = 0 To mapsize.Height - 1
If boo = False Then
mapsize.Width += 1
Else
mapsize.Width -= 1
End If
If y = 6 Then
boo = True
End If
For x As Integer = 0 To mapsize.Width - 1
'计当前六角格的中心点
cx = (gridsize.Width * (x + 1) - wRad) + 100
cy = (gridsize.Height * (y + 1) - HRad)
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If boo = False Then
cx = cx - WLine * mapsize.Width
Else
cx = cx - WLine * mapsize.Width
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
Next
Next
'=======================
'下左
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 10
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START1 As New PointF(cx, cy - HRad)
lindes.Add(START1)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START1)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下中
wRad = gridsize.Width / 2
HRad = gridsize.Height / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
Dim len As Integer = 7
For y As Integer = 0 To 1
If y = 1 Then
len = 6
End If
For x As Integer = 0 To len
'计当前六角格的中心点
cx = (gridsize.Width * (x + 1) - wRad) + 45
cy = (gridsize.Height * (y + 1) - HRad) + 180
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If y = 1 Then
cx = cx + WLine
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
Next
Next
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下右
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 165
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START2 As New PointF(cx, cy - HRad)
lindes.Add(START2)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START2)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
End Sub
End Class
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Imaging
Imports System.Collections
Imports System.ComponentModel
Imports System.Collections.Generic
Public Class ColorControl
Dim bit As New Bitmap(200, 230)
Dim isDraw As Boolean = False
Dim index As Integer = 0
Dim g As Graphics = Graphics.FromImage(bit)
Dim _NowColor As Color = Color.Transparent '现在颜色
Dim _CurrentColor As Color = Color.Transparent '当前颜前
'输出颜色
Public Event OutputColorEvent(ByVal NColor As Color, ByVal CColor As Color)
'触发事件
Sub OutcolorHander(ByVal nColor As Color, ByVal CColor As Color)
RaiseEvent OutputColorEvent(nColor, CColor)
End Sub
'颜色表
Dim ColorList() As Integer = {&HFF003366, &HFF336699, &HFF3366CC, &HFF003399, &HFF000099, &HFF0000CC, &HFF000066, _
&HFF006666, &HFF006699, &HFF0099CC, &HFF0066CC, &HFF0033CC, &HFF0000FF, &HFF3333FF, &HFF333399, _
&HFF008080, &HFF009999, &HFF33CCCC, &HFF00CCFF, &HFF0099FF, &HFF0066FF, &HFF3366FF, &HFF3333CC, &HFF666699, _
&HFF339966, &HFF00CC99, &HFF00FFCC, &HFF00FFFF, &HFF33CCFF, &HFF3399FF, &HFF6699FF, &HFF6666FF, &HFF6600FF, &HFF6600CC, _
&HFF339933, &HFF00CC66, &HFF00FF99, &HFF66FFCC, &HFF66FFFF, &HFF66CCFF, &HFF9999FF, &HFF9999FF, &HFF9966FF, &HFF9933FF, &HFF9900FF, _
&HFF006600, &HFF00CC00, &HFF00FF00, &HFF66FF99, &HFF99FFCC, &HFFCCFFFF, &HFFCCECFF, &HFFCCCCFF, &HFFCC99FF, &HFFCC66FF, &HFFCC00FF, &HFF9900CC, _
&HFF003300, &HFF008000, &HFF33CC33, &HFF66FF66, &HFF99FF99, &HFFCCFFCC, &HFFFFFFFF, &HFFFFCCFF, &HFFFF99FF, &HFFFF66FF, &HFFFF00FF, &HFFCC00CC, &HFF660066, _
&HFF336600, &HFF009900, &HFF66FF33, &HFF99FF66, &HFFCCFF99, &HFFFFFFCC, &HFFFFCCCC, &HFFFF99CC, &HFFFF66CC, &HFFFF33CC, &HFFCC0099, &HFF800080, _
&HFF333300, &HFF669900, &HFF99FF33, &HFFCCFF66, &HFFFFFF99, &HFFFFCC99, &HFFFF9999, &HFFFF6699, &HFFFF3399, &HFFCC3399, &HFF800080, _
&HFF666633, &HFF99CC00, &HFFCCFF33, &HFFFFFF66, &HFFFFCC66, &HFFFF9966, &HFFFF7C80, &HFFFF0066, &HFFD60093, &HFF993366, _
&HFF808000, &HFFCCCC00, &HFFFFFF00, &HFFFFCC00, &HFFFF9933, &HFFFF6600, &HFFFF5050, &HFFCC0066, &HFF660033, _
&HFF996633, &HFFCC9900, &HFFFF9900, &HFFCC6600, &HFFFF3300, &HFFFF0000, &HFFCC0000, &HFF990033, _
&HFF663300, &HFF996600, &HFFCC3300, &HFF993300, &HFF990000, &HFF800000, &HFFA50021, _
&HFFFFFFFF, _
&HFFF8F8F8, &HFFDDDDDD, &HFFB2B2B2, &HFF808080, &HFF5F5F5F, &HFF333333, &HFF1C1C1C, &HFF080808, _
&HFFEAEAEA, &HFFC0C0C0, &HFF969696, &HFF777777, &HFF4D4D4D, &HFF292929, &HFF111111, _
&HFF000000}
Sub New()
' This call is required by the Windows Form Designer.
InitializeComponent()
' Add any initialization after the InitializeComponent() call.
SetStyle(ControlStyles.AllPaintingInWmPaint, True)
SetStyle(ControlStyles.StandardDoubleClick, True)
SetStyle(ControlStyles.ResizeRedraw, True)
SetStyle(ControlStyles.UserPaint, True)
SetStyle(ControlStyles.OptimizedDoubleBuffer, True)
g.SmoothingMode = SmoothingMode.HighQuality
End Sub
<Description("现在颜色")> _
<Browsable(True)> _
Public Property NowColor() As Color
Get
Return _NowColor
End Get
Set(ByVal value As Color)
_NowColor = value
End Set
End Property
<Description("现在颜色")> _
<Browsable(True)> _
Public Property CurrentColor() As Color
Get
Return _CurrentColor
End Get
Set(ByVal value As Color)
_CurrentColor = value
End Set
End Property
''' <summary>
'''绘制六角形上方
''' </summary>
''' <param name="gridSize">绘制六角形的长宽</param>
''' <param name="mapSize">绘制个数</param>
''' <param name="e">绘制对象</param>
''' <remarks></remarks>
Public Sub BulidHexes(ByVal gridSize As Size, ByVal mapSize As Size, ByVal e As PaintEventArgs)
If isDraw = True Then
e.Graphics.DrawImage(bit, 0, 0)
Exit Sub
End If
Dim lindes As List(Of PointF) = Nothing
'六角格的水平半径各垂直半径
Dim wRad As Single = gridSize.Width / 2
Dim HRad As Single = gridSize.Height / 2
'六角格的水平直线，垂直线
Dim WLine As Single = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
Dim hLine As Single = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
Dim wSpce As Single = (wRad - WLine) * 2
Dim hspce As Single = (HRad - hLine) * 2
'六角格的中心点
Dim cx As Single
Dim cy As Single
Dim isCenter As Boolean = False
Dim result As GraphicsPath
For y As Integer = 0 To mapSize.Height - 1
If isCenter = False Then
mapSize.Width += 1
Else
mapSize.Width -= 1
End If
If y = 6 Then
isCenter = True
End If
For x As Integer = 0 To mapSize.Width - 1
'计当前六角格的中心点
cx = (gridSize.Width * (x + 1) - wRad) + 100
cy = (gridSize.Height * (y + 1) - HRad)
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If isCenter = False Then
cx = cx - WLine * mapSize.Width
Else
cx = cx - WLine * mapSize.Width
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidB As SolidBrush
solidB = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidB, result)
Next
Next
'=======================
'下左
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 10
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START1 As New PointF(cx, cy - HRad)
lindes.Add(START1)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START1)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidX As SolidBrush
solidX = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidX, result)
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下中
wRad = gridSize.Width / 2
HRad = gridSize.Height / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
Dim len As Integer = 7
For y As Integer = 0 To 1
If y = 1 Then
len = 6
End If
For x As Integer = 0 To len
'计当前六角格的中心点
cx = (gridSize.Width * (x + 1) - wRad) + 45
cy = (gridSize.Height * (y + 1) - HRad) + 180
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If y = 1 Then
cx = cx + WLine
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
Dim solidY As SolidBrush
solidY = New SolidBrush(Color.FromArgb(ColorList(index)))
index += 1
g.FillPath(solidY, result)
Next
Next
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下右
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 165
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START2 As New PointF(cx, cy - HRad)
lindes.Add(START2)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START2)
result = New GraphicsPath()
result.AddLines(lindes.ToArray())
result.CloseFigure()
Dim solidE As SolidBrush
solidE = New SolidBrush(Color.Black)
g.FillPath(solidE, result)
e.Graphics.DrawImage(bit, 0, 0)
isDraw = True
End Sub
Dim _PenColor As Color = Color.White
Dim _penSize As Single = 2
<Description("移动外边六角形的颜色")> _
<Browsable(True)> _
Public Property PenColor() As Color
Get
Return _PenColor
End Get
Set(ByVal value As Color)
_PenColor = value
End Set
End Property
<Description("画笔的大小")> _
Public Property PenSize() As Single
Get
Return _penSize
End Get
Set(ByVal value As Single)
_penSize = value
End Set
End Property
''' <summary>
''' 重绘方法
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnPaint(ByVal e As System.Windows.Forms.PaintEventArgs)
MyBase.OnPaint(e)
BulidHexes(New Size(16, 17), New Size(6, 13), e)
If ISContent = True Then
Dim pen As New Pen(PenColor, PenSize)
Dim GContent As Graphics = e.Graphics
GContent.SmoothingMode = SmoothingMode.AntiAlias
GContent.DrawPolygon(pen, lindes.ToArray())
NowColor = Color.FromArgb(ColorList(index))
OutcolorHander(NowColor, CurrentColor)
End If
End Sub
Dim MovePoint As PointF
Dim ISContent As Boolean = False
Dim lindes As List(Of PointF) = Nothing
''' <summary>
''' 鼠标的移动
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnMouseMove(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseMove(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
End If
End Sub
''' <summary>
''' 鼠标的单击
''' </summary>
''' <param name="e"></param>
''' <remarks></remarks>
Protected Overrides Sub OnMouseClick(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseClick(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
End If
End Sub
Protected Overrides Sub OnMouseDoubleClick(ByVal e As System.Windows.Forms.MouseEventArgs)
MyBase.OnMouseDoubleClick(e)
If e.Button = Windows.Forms.MouseButtons.Left Then
MovePoint.X = e.X
MovePoint.Y = e.Y
PointInContent(MovePoint)
If ISContent = True Then
CurrentColor = Color.FromArgb(ColorList(index))
OutcolorHander(NowColor, CurrentColor)
End If
End If
End Sub
''' <summary>
''' 判断当前点所在的六角形位置
''' </summary>
''' <param name="Mpoint"></param>
''' <remarks></remarks>
Sub PointInContent(ByVal Mpoint As PointF)
index = 0
Dim gridsize As Size = New Size(16, 17)
Dim mapsize As Size = New Size(6, 13)
'六角格的水平半径各垂直半径
Dim wRad As Single = gridsize.Width / 2
Dim HRad As Single = gridsize.Height / 2
'六角格的水平直线，垂直线
Dim WLine As Single = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
Dim hLine As Single = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
Dim wSpce As Single = (wRad - WLine) * 2
Dim hspce As Single = (HRad - hLine) * 2
'六角格的中心点
Dim cx As Single
Dim cy As Single
Dim boo As Boolean = False
For y As Integer = 0 To mapsize.Height - 1
If boo = False Then
mapsize.Width += 1
Else
mapsize.Width -= 1
End If
If y = 6 Then
boo = True
End If
For x As Integer = 0 To mapsize.Width - 1
'计当前六角格的中心点
cx = (gridsize.Width * (x + 1) - wRad) + 100
cy = (gridsize.Height * (y + 1) - HRad)
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If boo = False Then
cx = cx - WLine * mapsize.Width
Else
cx = cx - WLine * mapsize.Width
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
Next
Next
'=======================
'下左
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 10
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START1 As New PointF(cx, cy - HRad)
lindes.Add(START1)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START1)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下中
wRad = gridsize.Width / 2
HRad = gridsize.Height / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
Dim len As Integer = 7
For y As Integer = 0 To 1
If y = 1 Then
len = 6
End If
For x As Integer = 0 To len
'计当前六角格的中心点
cx = (gridsize.Width * (x + 1) - wRad) + 45
cy = (gridsize.Height * (y + 1) - HRad) + 180
cx = cx - wSpce * x
cy = cy - hspce * y * 2
If y = 1 Then
cx = cx + WLine
End If
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim start As New PointF(cx, cy - HRad)
lindes.Add(start)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(start)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
index += 1
Next
Next
'＝＝＝＝＝＝＝＝＝＝＝＝＝＝
'下右
wRad = 31 / 2
HRad = 32 / 2
'六角格的水平直线，垂直线
WLine = Math.Sqrt(Math.Pow(wRad, 2) - Math.Pow(wRad / 2, 2))
hLine = Math.Sqrt(Math.Pow(HRad, 2) - Math.Pow(HRad / 2, 2))
'进行蜂窝式切合所必要的位偏移量
wSpce = (wRad - WLine) * 2
hspce = (HRad - hLine) * 2
'计当前六角格的中心点
cx = 32 - wRad + 165
cy = 32 - HRad + 190
cx = cx - wSpce
cy = cy - hspce * 2
'保存六角格的六个角的位置
lindes = New List(Of PointF)(6)
'北
Dim START2 As New PointF(cx, cy - HRad)
lindes.Add(START2)
'东北
lindes.Add(New PointF(cx + WLine, cy - HRad / 2))
'东南
lindes.Add(New PointF(cx + WLine, cy + HRad / 2))
'南
lindes.Add(New PointF(cx, cy + HRad))
'西南
lindes.Add(New Point(cx - WLine, cy + HRad / 2))
'西北
lindes.Add(New Point(cx - WLine, cy - HRad / 2))
'回到起点:北
lindes.Add(START2)
'判断点
If Mpoint.Y > lindes(0).Y And Mpoint.X < lindes(1).X And Mpoint.Y < lindes(3).Y And Mpoint.X > lindes(4).X Then
ISContent = True
Me.Invalidate()
Exit Sub
End If
End Sub
End Classview plaincopy to clipboardprint?
view plaincopy to pdf clipboardprint?
<FONT size=4>在窗体是使用这个控件</FONT>
在窗体是使用这个控件view plaincopy to clipboardprint?
<FONT size=2>效果如下图:</FONT>
效果如下图:
只要处理一个事件（OutcolorEvnet）IC交易网就可以取得当前颜色与新增颜色.
下面是我的代码。大家在修改颜色时根据自己具体的设置修改一个就行了。使用起来挺方便的
view plaincopy to clipboardprint?
Private Sub ColorControl1_OutputColorEvent(ByVal NColor As System.Drawing.Color, ByVal CColor As System.Drawing.Color) Handles ColorControl1.OutputColorEvent
Panel1.BackColor = NColor
Panel2.BackColor = CColor
End Sub
Private Sub ColorControl1_OutputColorEvent(ByVal NColor As System.Drawing.Color, ByVal CColor As System.Drawing.Color) Handles ColorControl1.OutputColorEvent
Panel1.BackColor = NColor
Panel2.BackColor = CColor
End Sub
出 处：https://www.cnblogs.com/aspxnets/archive/2011/06/29/2093811.html
