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vb.net特效 vbnet tooltip( 五 )

IT技术Long


'********************************************************************
' 创建用于渲染的位图
'********************************************************************
hdc = GetDC(hWnd)
.hDcRender = CreateCompatibleDC(hdc)
.hBmpRender = CreateCompatibleBitmap(hdc, .dwBmpWidth, .dwBmpHeight)
'MsgBox .hBmpRender
SelectObject .hDcRender, .hBmpRender
'********************************************************************
' 分配波能缓冲区
'********************************************************************
.lpWave1 = GlobalAlloc(GPTR, .dwWaveByteWidth * .dwBmpHeight)
.lpWave2 = GlobalAlloc(GPTR, .dwWaveByteWidth * .dwBmpHeight)
'********************************************************************
' 分配像素缓冲区
'********************************************************************
.lpDIBitsSource = GlobalAlloc(GPTR, .dwDIByteWidth * .dwBmpHeight)
.lpDIBitsRender = GlobalAlloc(GPTR, .dwDIByteWidth * .dwBmpHeight)
'********************************************************************
' 获取原始像素数据
'********************************************************************
'With .stBmpInfo.bmiHeader
.stBmpInfo.bmiHeader.biSize = Len(.stBmpInfo.bmiHeader) ' H28 'len(BITMAPINFOHEADER)
.stBmpInfo.bmiHeader.biWidth = .dwBmpWidth
.stBmpInfo.bmiHeader.biHeight = -.dwBmpHeight '- .dwBmpHeight
.stBmpInfo.bmiHeader.biPlanes = 1
.stBmpInfo.bmiHeader.biBitCount = 24
.stBmpInfo.bmiHeader.biCompression = BI_RGB
.stBmpInfo.bmiHeader.biSizeImage = 0
'End With
hMDC = CreateCompatibleDC(hdc)
SelectObject hMDC, hBmp
ReleaseDC hWnd, hdc
GetDIBits hMDC, hBmp, 0, .dwBmpHeight, .lpDIBitsSource, .stBmpInfo, DIB_RGB_COLORS
GetDIBits hMDC, hBmp, 0, .dwBmpHeight, .lpDIBitsRender, .stBmpInfo, DIB_RGB_COLORS
DeleteDC hMDC
If .lpWave1 = 0 Or .lpWave2 = 0 Or .lpDIBitsSource = 0 Or .lpDIBitsRender = 0 Or .hDcRender = 0 Then
WaveFree lpWaveObject
dwReturn = 1
End If
'Debug.Print "WaveInit ".dwFlag
SetTimer hWnd, ByVal VarPtr(lpWaveObject), dwSpeed, AddressOf WaveTimerProc
.dwFlag = .dwFlag Or F_WO_ACTIVE Or F_WO_NEED_UPDATE
'Debug.Print "WaveInit ".dwFlag
WaveRender lpWaveObject
hdc = GetDC(.hWnd)
WaveUpdateFrame lpWaveObject, hdc, True
ReleaseDC .hWnd, hdc
End With
'********************************************************************
result:
WaveInit = dwReturn
End Function
'
' 一些特效
' 输入：dwType = 0关闭特效
'dwType0开启特效 ， 参数具体见上面
'
Public Sub WaveEffect(lpWaveObject As WAVE_OBJECT, ByVal dwEffectType As WaveEffectType, ByVal dwParam1 As Long, ByVal dwParam2 As Long, ByVal dwParam3 As Long)
Dim dwMaxX As Long, dwMaxY As Long
With lpWaveObject
' Debug.Print "WaveEffect ".dwFlag
Select Case dwEffectType
Case wClose'关闭特效
.dwFlag = .dwFlag And (Not F_WO_EFFECT)
.dwEffectType = dwEffectType
Exit Sub
'Case wrain'下雨
Case wLaunch'汽艇
.dwEff2XAdd = dwParam1
.dwEff2YAdd = dwParam1
.dwEff2X = WaveRandom(lpWaveObject, .dwBmpWidth - 2) + 1
.dwEff2Y = WaveRandom(lpWaveObject, .dwBmpHeight - 2) + 1
'.dwEffectType = dwEffectType
'.dwEffectParam1 = dwParam1
'.dwEffectParam2 = dwParam2
'.dwEffectParam3 = dwParam3
'.dwFlag = .dwFlag Or F_WO_EFFECT
'Case wWaves'风浪
'Case Else '默认
End Select
.dwEffectType = dwEffectType
.dwEffectParam1 = dwParam1
.dwEffectParam2 = dwParam2
.dwEffectParam3 = dwParam3
.dwFlag = .dwFlag Or F_WO_EFFECT
End With
End Sub
完
vb.net可以做出有道词典和qq的那种"移动边界自动隐藏的特效吗窗体本身就有这个属性设置一下就好vb.net特效了

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