PrintTohDC example

Example for PrintTohDC method

Private Sub Form1_Load(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles MyBase.Load
    Command1.Text = "PrintTohDC"
    cAvax1.StartAvax()
    Call CAvax1.Add_Line(0, 5, 0, 10, 5, 0, Nothing, 1, 1, -1, -1)
    Call CAvax1.Add_Line(5, 0, 0, 5, 10, 0, Nothing, 1, 1, -1, -1)
    Call CAvax1.Add_Circle(5, 5, 0, 3, Nothing, 5, -1, -1, -1)
End Sub

Private Sub Form1_FormClosed(ByVal eventSender As System.Object, ByVal eventArgs As System.Windows.Forms.FormClosedEventArgs) Handles Me.FormClosed
    cAvax1.EndAvax()
End Sub

Dim hDCToPrint As Integer

Private Sub Command1_Click(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles Command1.Click
    Dim lWidth As Integer
    Dim lHeight As Integer
    Dim fSelected As Boolean
    Dim lLeft As Integer
    Dim lTop As Integer
    Dim xMin As Single
    Dim yMin As Single
    Dim xMax As Single
    Dim yMax As Single
    Dim sScale As Single
    Dim Answer As Boolean
    Dim gr As Graphics

    Picture1.Image = New Bitmap(Picture1.ClientRectangle.Width, Picture1.ClientRectangle.Height)
    gr = Graphics.FromImage(Picture1.Image)
    hDCToPrint = gr.GetHdc()
    lWidth = Picture1.ClientRectangle.Width
    lHeight = Picture1.ClientRectangle.Height
    Picture1.BackColor = CAvax1.BackColor
    Answer = CAvax1.PrintTohDC(hDCToPrint, lWidth, lHeight, fSelected, lLeft, lTop, xMin, yMin, xMax, yMax, sScale)
    gr.Dispose()
End Sub