Visual Basic Graphics Programming (2nd Edition)/Visual Basic Graphics Programming 2nd Edition.iso/OldSrc/CH8/SRC/TILEHEX.FRM

Visual Basic Form | 1996-03-12 | 6.0 KB | 202 lines

VERSION 4.00
Begin VB.Form TileForm
   Caption         =   "Tile"
   ClientHeight    =   4350
   ClientLeft      =   1740
   ClientTop       =   1185
   ClientWidth     =   5535
   Height          =   5040
   Left            =   1680
   LinkTopic       =   "Form1"
   ScaleHeight     =   290
   ScaleMode       =   3  'Pixel
   ScaleWidth      =   369
   Top             =   555
   Width           =   5655
   Begin VB.PictureBox Canvas
      AutoRedraw      =   -1  'True
      Height          =   4335
      Left            =   1200
      ScaleHeight     =   285
      ScaleMode       =   3  'Pixel
      ScaleWidth      =   285
      TabIndex        =   0
      Top             =   0
      Width           =   4335
   End
   Begin VB.Image Tile
      Height          =   405
      Index           =   4
      Left            =   0
      Picture         =   "TileHex.frx":0000
      Top             =   3240
      Width           =   465
   End
   Begin VB.Image Mask
      Height          =   405
      Index           =   4
      Left            =   600
      Picture         =   "TileHex.frx":07A2
      Top             =   3240
      Visible         =   0   'False
      Width           =   465
   End
   Begin VB.Image Mask
      Height          =   405
      Index           =   3
      Left            =   600
      Picture         =   "TileHex.frx":0F44
      Top             =   2760
      Visible         =   0   'False
      Width           =   465
   End
   Begin VB.Image Tile
      Height          =   405
      Index           =   3
      Left            =   0
      Picture         =   "TileHex.frx":16E6
      Top             =   2760
      Width           =   465
   End
   Begin VB.Image Tile
      Height          =   735
      Index           =   2
      Left            =   0
      Picture         =   "TileHex.frx":1E88
      Top             =   1920
      Width           =   735
   End
   Begin VB.Image Mask
      Height          =   735
      Index           =   2
      Left            =   840
      Picture         =   "TileHex.frx":2CBE
      Top             =   1920
      Visible         =   0   'False
      Width           =   735
   End
   Begin VB.Image Tile
      Height          =   735
      Index           =   1
      Left            =   0
      Picture         =   "TileHex.frx":3AF4
      Top             =   1080
      Width           =   735
   End
   Begin VB.Image Mask
      Height          =   735
      Index           =   1
      Left            =   840
      Picture         =   "TileHex.frx":492A
      Top             =   1080
      Visible         =   0   'False
      Width           =   735
   End
   Begin VB.Image Mask
      Height          =   975
      Index           =   0
      Left            =   840
      Picture         =   "TileHex.frx":5760
      Top             =   0
      Visible         =   0   'False
      Width           =   1110
   End
   Begin VB.Image Tile
      Height          =   975
      Index           =   0
      Left            =   0
      Picture         =   "TileHex.frx":5AB6
      Top             =   0
      Width           =   1110
   End
   Begin VB.Menu mnuFile
      Caption         =   "&File"
      Begin VB.Menu mnuFileExit
         Caption         =   "E&xit"
      End
   End
Attribute VB_Name = "TileForm"
Attribute VB_Creatable = False
Attribute VB_Exposed = False
Option Explicit
Const MAX_TILE = 4
Const MERGEPAINT = &HBB0226
Const SRCAND = &H8800C6
Dim TileChoice As Integer
Dim ColDx(0 To MAX_TILE) As Integer
Dim RowDx(0 To MAX_TILE) As Integer
Dim RowDy(0 To MAX_TILE) As Integer
' ************************************************
' Tile the control with the Tile.
' ************************************************
Sub TilePicture(pic As PictureBox, tile_image As Image, mask_image As Image, cdx As Integer, rdx As Integer, rdy As Integer)
Dim x As Integer
Dim y As Integer
Dim x1 As Integer
Dim x2 As Integer
Dim startx As Integer
    pic.Cls     ' Clear the picture box.
    ' Start above and to the left of the drawing area.
    y = -tile_image.Height
    x1 = -tile_image.Width
    x2 = x1 + rdx
    startx = x1
    ' Copy the tile until we're to the right and
    ' below the drawing area.
    Do While y <= pic.ScaleHeight
        x = startx
        Do While x <= pic.ScaleWidth
            ' Copy the mask with MERGEPAINT.
            pic.PaintPicture mask_image.Picture, x, y, , , , , , , MERGEPAINT

            ' Copy the mask with SRCAND.
            pic.PaintPicture tile_image.Picture, x, y, , , , , , , SRCAND
            x = x + cdx
        Loop
        If startx = x1 Then
            startx = x2
        Else
            startx = x1
        End If
        y = y + rdy
    Loop
End Sub
' ************************************************
' Initialize row and column offsets.
' ************************************************
Private Sub Form_Load()
    ColDx(0) = 108
    RowDx(0) = 54
    RowDy(0) = 31
    ColDx(1) = 72
    RowDx(1) = 35
    RowDy(1) = 20
    ColDx(2) = ColDx(1)
    RowDx(2) = RowDx(1)
    RowDy(2) = RowDy(1)
    ColDx(3) = ColDx(1)
    RowDx(3) = RowDx(1)
    RowDy(3) = RowDy(1)
    ColDx(4) = 46
    RowDx(4) = 23
    RowDy(4) = 13
End Sub
' ************************************************
' Tile the form.
' ************************************************
Private Sub Form_Resize()
    Canvas.Move Canvas.Left, 0, _
        TileForm.ScaleWidth - Canvas.Left, _
        TileForm.ScaleHeight
    TilePicture Canvas, Tile(TileChoice), Mask(TileChoice), ColDx(TileChoice), RowDx(TileChoice), RowDy(TileChoice)
End Sub
Private Sub mnuFileExit_Click()
    Unload Me
End Sub
Private Sub Tile_Click(Index As Integer)
    MousePointer = vbHourglass
    TileChoice = Index
    TilePicture Canvas, Tile(TileChoice), Mask(TileChoice), ColDx(TileChoice), RowDx(TileChoice), RowDy(TileChoice)
    MousePointer = vbDefault
End Sub