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Attribute VB_Name = "ModTask_02"
Option Explicit
Function GetArea _
( _
nLeftBtm_X As Integer, _
nLeftBtm_Y As Integer, _
nRightTop_X As Integer, _
nRightTop_Y As Integer _
) As Integer
GetArea = (nRightTop_X - nLeftBtm_X) * (nRightTop_Y - nLeftBtm_Y)
End Function
Function GetLength _
( _
nLeftBtm_01 As Integer, _
nTopRight_01 As Integer, _
nLeftBtm_02 As Integer, _
nTopRight_02 As Integer _
) As Integer
If nTopRight_02 >= nTopRight_01 And nLeftBtm_02 >= nLeftBtm_01 Then
GetLength = nTopRight_01 - nLeftBtm_02
ElseIf nLeftBtm_02 >= nLeftBtm_01 Then
GetLength = nTopRight_02 - nLeftBtm_01
ElseIf nLeftBtm_01 <= nTopRight_02 And nLeftBtm_01 >= nLeftBtm_02 Then
GetLength = Application.Min(nTopRight_01, nTopRight_02) - nLeftBtm_01
Else
GetLength = 0
End If
End Function
Sub Task_02()
''========== Example 1 ==========
''========== Rectangle 1 ==========
Const nRec_01_LeftBtm_X As Integer = -1
Const nRec_01_LeftBtm_Y As Integer = 0
Const nRec_01_RightTop_X As Integer = 2
Const nRec_01_RightTop_Y As Integer = 2
''========== Rectangle 1 ==========
''========== Rectangle 2 ==========
Const nRec_02_LeftBtm_X As Integer = 0
Const nRec_02_LeftBtm_Y As Integer = -1
Const nRec_02_RightTop_X As Integer = 4
Const nRec_02_RightTop_Y As Integer = 4
''========== Rectangle 2 ==========
''========== Example 1 ==========
'' ''========== Example 2 ==========
'' ''========== Rectangle 1 ==========
'' Const nRec_01_LeftBtm_X As Integer = -3
'' Const nRec_01_LeftBtm_Y As Integer = -1
''
'' Const nRec_01_RightTop_X As Integer = 1
'' Const nRec_01_RightTop_Y As Integer = 3
'' ''========== Rectangle 1 ==========
''
''
'' ''========== Rectangle 2 ==========
'' Const nRec_02_LeftBtm_X As Integer = -1
'' Const nRec_02_LeftBtm_Y As Integer = -3
''
'' Const nRec_02_RightTop_X As Integer = 2
'' Const nRec_02_RightTop_Y As Integer = 2
'' ''========== Rectangle 2 ==========
'' ''========== Example 2 ==========
Dim nResult As Integer
nResult = _
GetArea(nRec_01_LeftBtm_X, nRec_01_LeftBtm_Y, nRec_01_RightTop_X, nRec_01_RightTop_Y) _
+ GetArea(nRec_02_LeftBtm_X, nRec_02_LeftBtm_Y, nRec_02_RightTop_X, nRec_02_RightTop_Y) _
- GetLength(nRec_01_LeftBtm_X, nRec_01_RightTop_X, nRec_02_LeftBtm_X, nRec_02_RightTop_X) _
* GetLength(nRec_01_LeftBtm_Y, nRec_01_RightTop_Y, nRec_02_LeftBtm_Y, nRec_02_RightTop_Y)
MsgBox nResult, vbOKOnly, strMyTitle
End Sub
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