posprint.cls

星级酒店管理系统（附带系统自写控件源码）

VERSION 1.0 CLASS
BEGIN
  MultiUse = -1  'True
  Persistable = 0  'NotPersistable
  DataBindingBehavior = 0  'vbNone
  DataSourceBehavior  = 0  'vbNone
  MTSTransactionMode  = 0  'NotAnMTSObject
END
Attribute VB_Name = "PosPrint"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = True
Attribute VB_Ext_KEY = "SavedWithClassBuilder6" ,"Yes"
Attribute VB_Ext_KEY = "Top_Level" ,"Yes"
Dim PageLeft As Single
Dim PageTop As Single

Private Type PrintText
   caption As String
   X As Single
   Y As Single
   strfont As String
   strsize As Integer
   bStrickThought As Boolean
End Type

Private Type Cell
   x1 As Single
   y1 As Single
   x2 As Single
   y2 As Single
   LineWidth As Integer
   str As PrintText
End Type

'要引发该事件，请遵循下列语法使用 RaiseEvent:
'RaiseEvent PrintGrid[(arg1, arg2, ... , argn)]
Public Event PrintPage()
Public Event ShowConfig()
'保持属性值的局部变量
'保持属性值的局部变量
'保持属性值的局部变量
Private mvarN_Head10 As String '局部复制
Private mvarN_Head11 As String '局部复制
Private mvarN_Head2 As String '局部复制
'保持属性值的局部变量
Private mvarGrid As Object '局部复制

Public Property Set N_Grid(ByVal vData As Object)
'向属性指派对象时使用，位于 Set 语句的左边。
'Syntax: Set x.Grid = Form1
    Set mvarGrid = vData
End Property

Public Property Get N_Grid() As Object
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.Grid
    Set N_Grid = mvarGrid
End Property



Public Property Let N_Head2(ByVal vData As String)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.N_Head2 = 5
    mvarN_Head2 = vData
End Property


Public Property Get N_Head2() As String
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.N_Head2
    N_Head2 = mvarN_Head2
End Property



Public Property Let N_Head11(ByVal vData As String)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.N_Head11 = 5
    mvarN_Head11 = vData
End Property


Public Property Get N_Head11() As String
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.N_Head11
    N_Head11 = mvarN_Head11
End Property



Public Property Let N_Head10(ByVal vData As String)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.N_Head10 = 5
    mvarN_Head10 = vData
End Property


Public Property Get N_Head10() As String
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.N_Head10
    N_Head10 = mvarN_Head10
End Property

Public Property Let SetChange(ByVal vData As Boolean)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.SetChange = 5
    ChangeX = vData
End Property

Public Property Get SetChange() As Boolean
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.SetChange
    SetChange = ChangeX
End Property

Public Sub ShowConfig()
   
End Sub

Public Property Let N_Cols(ByVal vData As String)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_Cols = 5
    mvarNew_Cols = vData
End Property


Public Property Get N_Cols() As String
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_Cols
    N_Cols = mvarNew_Cols
End Property

Public Property Let N_PageTop(ByVal vData As Integer)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_PageTop = 5
    mvarNew_PageTop = vData
End Property


Public Property Get N_PageTop() As Integer
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_PageTop
    N_PageTop = mvarNew_PageTop
End Property



Public Property Let N_PageLeft(ByVal vData As Integer)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_PageLeft = 5
    mvarNew_PageLeft = vData
End Property


Public Property Get N_PageLeft() As Integer
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_PageLeft
    N_PageLeft = mvarNew_PageLeft
End Property



Public Property Let N_Border(ByVal vData As Integer)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_Border = 5
    mvarNew_Border = vData
End Property


Public Property Get N_Border() As Integer
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_Border
    N_Border = mvarNew_Border
End Property

Public Property Let N_RowHeight(ByVal vData As Integer)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_RowHeight = 5
    mvarNew_RowHeight = vData
End Property


Public Property Get N_RowHeight() As Integer
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_RowHeight
    N_RowHeight = mvarNew_RowHeight
End Property

Public Property Let N_PageHeight(ByVal vData As Long)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_PageHeight = 5
    mvarNew_PageHeight = vData
End Property

Public Property Get N_PageHeight() As Long
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_PageHeight
    N_PageHeight = mvarNew_PageHeight
    
End Property

Public Property Let N_PageWidth(ByVal vData As Long)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_PageWidth = 5
    mvarNew_PageWidth = vData
End Property


Public Property Get N_PageWidth() As Long
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_PageWidth
    N_PageWidth = mvarNew_PageWidth
End Property



Public Property Let N_PageSize(ByVal vData As Integer)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_PageSize = 5
    mvarNew_PageSize = vData
End Property


Public Property Get N_PageSize() As Integer
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_PageSize
    N_PageSize = mvarNew_PageSize
End Property



Public Property Let N_TiTle(ByVal vData As String)
'向属性指派值时使用，位于赋值语句的左边。
'Syntax: X.New_TiTle = 5
    mvarNew_TiTle = vData
End Property


Public Property Get N_TiTle() As String
'检索属性值时使用，位于赋值语句的右边。
'Syntax: Debug.Print X.New_TiTle
    N_TiTle = mvarNew_TiTle
End Property

Public Sub PrintPage()

 On Error Resume Next
 Dim MyPage As PageSetting
     MyPage.sngPageHeight = mvarNew_PageHeight - mvarNew_PageTop
     MyPage.sngPageLeft = mvarNew_PageLeft
     MyPage.sngPageTop = mvarNew_PageTop
     MyPage.sngPageWidth = mvarNew_PageWidth - mvarNew_PageLeft - 18
     Dim strHead1 As String
     Dim strHead2 As String
     Dim strHead3 As String
     Dim Grid As MSFlexGrid
     Dim GridCols As String
     Dim RowsHeight As Single
     Dim LineWidth As Integer
     Dim strTitle As String
     strTitle = N_TiTle
     strHead1 = N_Head10
     strHead2 = N_Head11
     strHead3 = N_Head2
 
 Set Grid = N_Grid
 
     GridCols = N_Cols
     RowsHeight = N_RowHeight
     Const HeadHeight = 6
     Printer.ScaleMode = 6
     PageLeft = MyPage.sngPageLeft
     PageTop = MyPage.sngPageTop
     Dim AllPages As Long  '总页数
     Dim RowsPerPage As Long '每页表格行的数量
     Dim PerPages As Long '每页的循环变量
     Const GridLeft = 0
     Const GridTop = 15 + HeadHeight * 2
     RowsPerPage = Int((MyPage.sngPageHeight - GridTop - RowsHeight - 35) / RowsHeight) '计算每页的表格行数不包括列头

    '去掉多余的空行
     Dim sngGridRow As Long, sGridRow As Long
         sngGridRow = 1: sGridRow = 1
     For sngGridRow = 1 To Grid.Rows - 1
         If Grid.TextMatrix(sngGridRow, 1) = "" Then Exit For
            sGridRow = sngGridRow
     Next
     sGridRow = sGridRow + 2 '包括合计项目一起带入
     
     AllPages = Int((sGridRow + 0.1) / RowsPerPage) + 1

    '--计算列宽
     Dim lngScaleWidth As Long '表格总宽 计算比例时用
     Dim Mycols() As String '存储要打印的列的一维数组

     Mycols = Split(GridCols, ",")

     Dim MyColX(20) As Single '每一列左右坐标，第0列是mycolx(0)-mycolx(1)
     MyColX(0) = 0
     
     For i = 0 To UBound(Mycols)  '获取每个需要打印的列宽
         lngScaleWidth = lngScaleWidth + Grid.ColWidth(Mycols(i))
         MyColX(i + 1) = lngScaleWidth
     Next i
         LineWidth = N_Border
     
     For PerPages = 1 To AllPages '每页循环
            '--计算标题的左边
            Dim titleLonger As Long  '-标题共长多少字节
            Dim titleLeft As Single
            titleLonger = LenB(strTitle)
            titleLeft = (MyPage.sngPageWidth - titleLonger * 4) / 2
            '--打印标题
            printCellOut 0, 0, 0, 0, 0, titleLeft, 0, strTitle, "宋体", 16, False
            '--打印头1
            printCellOut 0, 0, 0, 0, 0, 0, 15, strHead1, "", 9, False
            '--打印头2
            printCellOut 0, 0, 0, 0, 0, 0, 15 + HeadHeight, strHead3, "", 9, False
            '--计算右对齐的左边
            Dim HeadLeft3 As Single
            HeadLeft3 = MyPage.sngPageWidth - (LenB(strHead2) * 2)
            '--打印头3
            printCellOut 0, 0, 0, 0, 0, HeadLeft3, 15 + HeadHeight, strHead2, "", 9, False
            '--打印表格（0，28）
            Dim NowCol, NowRow As Long
            
            '-打印列头
            NowRow = 0
            For NowCol = 0 To UBound(Mycols) '一共有几列
                printCellOut GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * NowRow, _
                             GridLeft + ((MyColX(NowCol + 1) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * (NowRow + 1), _
                             LineWidth, GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth) + 1, GridTop + RowsHeight * NowRow + 1, _
                             Grid.TextMatrix(NowRow, Mycols(NowCol)), "宋体", 9, False
            Next NowCol
            '-打印表格主体
            For NowRow = 1 To RowsPerPage
                If Not (NowRow + (PerPages - 1) * RowsPerPage) > sGridRow Then
                        Grid.Row = NowRow
                  '如果删除线为真时
                   If Grid.CellFontStrikeThrough = True Then
                       For NowCol = 0 To UBound(Mycols)  '所有列
                            printCellOut GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * NowRow, _
                                     GridLeft + ((MyColX(NowCol + 1) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * (NowRow + 1), _
                                     LineWidth, GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth) + 1, GridTop + RowsHeight * NowRow + 1, _
                                     Grid.TextMatrix(NowRow + (PerPages - 1) * RowsPerPage, Mycols(NowCol)), "宋体", 9, True
                       Next NowCol
                    Else
                       For NowCol = 0 To UBound(Mycols)  '所有列
                            printCellOut GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * NowRow, _
                                     GridLeft + ((MyColX(NowCol + 1) / lngScaleWidth) * MyPage.sngPageWidth), GridTop + RowsHeight * (NowRow + 1), _
                                     LineWidth, GridLeft + ((MyColX(NowCol) / lngScaleWidth) * MyPage.sngPageWidth) + 1, GridTop + RowsHeight * NowRow + 1, _
                                     Grid.TextMatrix(NowRow + (PerPages - 1) * RowsPerPage, Mycols(NowCol)), "宋体", 9, False
                       Next NowCol
                    End If
                End If
            Next NowRow
            '打印页码
                printCellOut 0, 0, 0, 0, 0, (MyPage.sngPageWidth - 12) / 2, GridTop + RowsHeight * (NowRow + 1) + 2, "第" + CStr(PerPages) + "页", "", 9, False
            Printer.EndDoc
     Next PerPages

Exit Sub
Print_Err:
 MsgBox "对不起，打印发生错误，请与供应商联系。   ", vbInformation
 Exit Sub
End Sub

Private Sub PrintCell(prnCell As Cell)

    'On Error GoTo err1
    Printer.ScaleMode = 6
    If Not prnCell.LineWidth = 0 Then
    Printer.DrawWidth = prnCell.LineWidth
    End If
    If Not Printer.FillColor = 0 Then
    Printer.Line (prnCell.x1, prnCell.y1)-(prnCell.x2, prnCell.y2), , BF
    Else
    Printer.FillStyle = 1
    Printer.Line (prnCell.x1, prnCell.y1)-(prnCell.x2, prnCell.y2), , B
    End If
    If prnCell.str.strfont = "" Then
       prnCell.str.strfont = "宋体"
    End If
    Printer.Font = prnCell.str.strfont
    If prnCell.str.strsize = 0 Then
       prnCell.str.strsize = 12
    End If
    Printer.FontSize = prnCell.str.strsize
    Printer.FontStrikethru = prnCell.str.bStrickThought
    Printer.CurrentX = prnCell.str.X
    Printer.CurrentY = prnCell.str.Y
    Printer.Print prnCell.str.caption
Exit Sub
'err1:
'    MsgBox Err.Description
End Sub

Private Sub printCellOut(x1 As Single, y1 As Single, x2 As Single, y2 As Single _
                        , LineWidth As Integer, _
                        strx As Single, stry As Single, _
                        strcaption As String, strfont As String, _
                        strsize As Integer, bThought As Boolean)
            Dim printWords As Cell
            printWords.x1 = x1 + PageLeft
            printWords.y1 = y1 + PageTop
            printWords.x2 = x2 + PageLeft
            printWords.y2 = y2 + PageTop
            printWords.LineWidth = LineWidth
            printWords.str.X = strx + PageLeft
            printWords.str.Y = stry + PageTop
            printWords.str.caption = strcaption
            printWords.str.strfont = strfont
            printWords.str.strsize = strsize
            printWords.str.bStrickThought = bThought
            If printWords.x2 < 0 Then
               printWords.x2 = 0
            End If
            If printWords.x1 < 0 Then
                printWords.x1 = 0
            End If
            If printWords.y1 < 0 Then
                printWords.y1 = 0
            End If
            If printWords.y2 < 0 Then
            printWords.y2 = 0
            End If
            If printWords.str.X < 0 Then
                printWords.str.X = 0
            End If
            If printWords.str.Y < 0 Then
            printWords.str.Y = 0
            End If
            PrintCell printWords
End Sub