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VB一个漂亮的渐变时钟

發(fā)布時(shí)間:2023/12/18 编程问答 37 豆豆
生活随笔 收集整理的這篇文章主要介紹了 VB一个漂亮的渐变时钟 小編覺(jué)得挺不錯(cuò)的,現(xiàn)在分享給大家,幫大家做個(gè)參考.


'在窗體畫一個(gè)Picture1和一個(gè)Timer1,屬性為默認(rèn),加入以下代碼:
Option Explicit
'漸變的時(shí)鐘
Private Sub DrawText(Dx As Object, Txt As String, BRed As Long, BGreen As Long, BBlue As Long, ERed As Long, EGreen As Long, EBlue As Long, Optional Nx As Double = 0)
Static L(3) As Integer, Wx As Long, WordColor As Long, I As Integer
Dx.AutoRedraw = True
Dx.Cls
Wx = Nx
For I = 1 To Len(Txt)
DoEvents
WordColor = RGB(BRed + IIf(BRed >= ERed, -1, 1) * Abs(BRed - ERed) * I / Len(Txt), BGreen + IIf(BGreen >= EGreen, -1, 1) * Abs(BGreen - EGreen) * I / Len(Txt), BBlue + IIf(BBlue >= EBlue, -1, 1) * Abs(BBlue - EBlue) * I / Len(Txt))
If I > 1 Then
L(0) = Dx.TextWidth(Mid(Txt, I - 1, 1))
L(1) = Dx.TextWidth(Mid(Txt, I, 1))
L(2) = IIf(L(1) > L(0), 0, L(1))
L(3) = IIf(L(0) <> L(1), Dx.FontSize * 10, 0)
Wx = Wx + L(2) + L(3)
End If
Dx.ForeColor = WordColor
Dx.CurrentX = Wx
Dx.CurrentY = (Dx.ScaleHeight - Dx.TextHeight(Txt)) / 2
Dx.Print Mid(Txt, I, 1)
Next I
End Sub

Private Sub Form_Load()
Timer1.Interval = 100
Picture1.FontSize = 30
Picture1.FontBold = True
End Sub

Private Sub Timer1_Timer()
Call DrawText(Picture1, Time, 255, 0, 255, 0, 255, 0)
End Sub

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