how to draw line in picturebox to represent axis-x,axis-y

i want draw a line graph in picture box. How to write the code to draw line represent axis x and axis y. how to put the value behide axis -x and axis -y? thanks.

why use the form load , the code cannot function but using the command_click the code can function. how to make it function when form load?

Code:

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Private Sub Command1_Click()
    Picture1.Line (30, 30)-(30, 230), vbWhite
    Picture1.Line (30, 230)-(340, 230), vbWhite
End Sub

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Code:

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Private Sub Form_Load()

Picture1.Line (30, 30)-(30, 230), vbWhite
Picture1.Line (30, 230)-(340, 230), vbWhite

End Sub

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Using the event activate it works. No clue as to why it doesn't work with load.

Before you draw the lines, add these two lines of code:

vb Code:

Me.AutoRedraw = True
Me.Show