Teraunce's game engine circa 2009

Imports System.Math
Imports System.Drawing.Drawing2D
Imports System.IO
Imports System.Uri
Imports System.Threading
Imports System.String
Public Class Form1
    Private lvln As Decimal
    Private leveln As String
    'Private lvl0 As Bitmap = New Bitmap("Prolougelevel.bmp")
    'Private lvl1a As Bitmap
    'Private lvl1b As Bitmap
    Private level As Bitmap
    'repeat for number of levels needed-ignore
    Private canvas As Graphics
    Private sccanvb As Graphics
    Private scpic As Bitmap
    Private sccanvp As Graphics
    Private sccanve As Graphics
    Private sccanva As Graphics
    Private lvlx As Integer = 0
    Private lvly As Integer = 0
    Private lvlw As Integer
    Private lvlht As Integer
    Private terx As Integer = 5
    Private tery As Integer = 5
    Private terw As Integer
    Private terht As Integer
    Private fw As Integer
    Private fht As Integer
    Private picx As Integer
    Private picy As Integer
    Private teraunce As Bitmap = New Bitmap("Teraunce0.bmp")
    Private terrect As Rectangle
    Private ters As Integer = 0
    Private win As Boolean = False
    Private quit As Boolean = False
    Private terj As Integer = 0
    Private terjump1 As Boolean = False
    Private terjump2 As Boolean = False
    Private terjump3 As Boolean
    Private terright As Boolean = False
    Private fired As Boolean = False
    Private floor1 As Rectangle
    Private floor2 As Rectangle
    Private plat1r As Rectangle
    Private plat2r As Rectangle
    Private plat3r As Rectangle
    Private wall1rr As Rectangle
    Private wllrrx1 As Integer
    Private wllrry1 As Integer
    Private wllrrw1 As Integer
    Private wllrrh1 As Integer
    Private wall2rr As Rectangle
    Private wllrrx2 As Integer
    Private wllrry2 As Integer
    Private wllrrw2 As Integer
    Private wllrrh2 As Integer
    Private wall3rr As Rectangle
    Private wllrrx3 As Integer
    Private wllrry3 As Integer
    Private wllrrw3 As Integer
    Private wllrrh3 As Integer
    Private wall1rl As Rectangle
    Private wllrlx1 As Integer
    Private wllrly1 As Integer
    Private wllrlw1 As Integer
    Private wllrlh1 As Integer
    Private wall2rl As Rectangle
    Private wllrlx2 As Integer
    Private wllrly2 As Integer
    Private wllrlw2 As Integer
    Private wllrlh2 As Integer
    Private wall3rl As Rectangle
    Private wllrlx3 As Integer
    Private wllrly3 As Integer
    Private wllrlw3 As Integer
    Private wllrlh3 As Integer
    Private enemy1r As Rectangle
    Private enemy1 As Bitmap
    Private enemy2r As Rectangle
    Private enemy2 As Bitmap
    Private enemy3r As Rectangle
    Private enemy3 As Bitmap
    Private goblin As Bitmap 'enemy bitmaps once found
    Private troll As Bitmap

    Private exit1r As Rectangle
    Private exit2r As Rectangle
    Private exit3r As Rectangle
    Private ceilingr As Rectangle
    Private terbit As String
    Private run As Boolean = False
    Private lvlmove As Matrix
    Private termove As Matrix
    Private enemymove As Matrix
    Private terup As Boolean
    Private hp As Integer = 8
    Private maxhp As Integer = 8
    Private mp As Integer = 3
    Private maxmp As Integer = 3
    Private xp As Integer = 0
    Private lvlxp As Integer = 100
    Private TerLvl As Integer = 1
    Private sjump As Decimal
    Private Sjump2 As Decimal
    Private sjump3 As Decimal
    Private arrows As Integer = 20
    Private arrowrect As Rectangle
    Private bitArrow As Bitmap = New Bitmap("arrowr.bmp")
    Private tempstring As String
    Private temprect As Rectangle
    Private rightmove As Matrix
    Private leftmove As Matrix
    Private remover As Rectangle = New Rectangle(-9999, -9999, 1, 1)
    Private gravity As Matrix = New Matrix(1, 0, 0, 1, 0, -5)
    Private antigrav As Matrix = New Matrix(1, 0, 0, 1, 0, 6)
    Private mat_jump As Matrix
    Private dy As Decimal
    Private dx As Decimal
    Private dly As Integer = 0
    Private dlx As Integer = 0
    Private dex As Integer = 0
    Private dey As Integer = 0
    Private dax As Integer = 0
    Private day As Integer = 0
    Private arx As Integer
    Private ary As Integer
    'repeat as necessary
    Private Sub startbtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles startbtn.Click
        'variables set...
        scpic = New Bitmap(PicAnim.Width, PicAnim.Height)
        terrect = New Rectangle(terx, tery, teraunce.Width, teraunce.Height)
        sccanvb = Graphics.FromImage(scpic)
        sccanvp = Graphics.FromImage(scpic)
        sccanve = Graphics.FromImage(scpic)
        sccanva = Graphics.FromImage(scpic)
        floor1 = remover
        floor2 = remover
        bitArrow.MakeTransparent(Color.Blue)
        fw = PicAnim.Width
        fht = PicAnim.Height
        startbtn.Enabled = False
        closebtn.Enabled = False
        levelselect.Enabled = False
        If levelselect.Text = "   ." Then
            levelselect.Text = "000."
        End If
        lvln = levelselect.Text
        canvas = PicAnim.CreateGraphics
        quit = False
        terht = teraunce.Height
        terw = teraunce.Width
        Do
            If terjump1 = False Then
                tersprite() 'cycles through idle animation sprites
            Else
                If terup = True Then 'jump area
                    terjumpup()
                ElseIf terright = False Then
                    terjumpleft()
                Else
                    terjumpright()

                End If
            End If
            HPcurLbl.Text = Convert.ToString(hp)
            HPmaxLbl.Text = maxhp
            MPcurLbl.Text = mp
            MPmaxLbl.Text = maxmp
            LvlCurLbl.Text = TerLvl
            XPcurLbl.Text = xp
            NextLvlLbl.Text = lvlxp
            passwordlevel.Text = lvln
            If run = False Then
                terlevel()
            End If
            'YTF is it skipping levels?---Fixed
            Application.DoEvents()
            canvas.DrawImage(scpic, 0, 0)
            'sccanvb.MultiplyTransform(gravity) 'not transforming for some reason. IDK why though. major bug that needs fixing.
            sccanvb.DrawImage(level, lvlx + dlx, lvly + dly)
            Thread.Sleep(1)
            sccanvp.DrawImage(teraunce, terrect)
            leveldo()
            If hp <= 0 Then
                lvln = 666
                lvlx = 0
                lvly = 0
            End If
            dly = dly - 5
            If run = True Then
                If terrect.IntersectsWith(enemy1r) = True Then
                    hp = hp - 1
                ElseIf terrect.IntersectsWith(enemy2r) = True Then
                    hp = hp - 1
                ElseIf terrect.IntersectsWith(enemy3r) = True Then
                    hp = hp - 1
                ElseIf terrect.IntersectsWith(exit1r) = True Then
                    fexit1()
                ElseIf terrect.IntersectsWith(exit2r) = True Then
                    fexit2()
                ElseIf terrect.IntersectsWith(exit3r) = True Then
                    fexit3()
                ElseIf terrect.IntersectsWith(floor1) = True Then
                    'sccanvb.MultiplyTransform(antigrav)
                    dly = dly + 6
                ElseIf terrect.IntersectsWith(floor2) = True Then
                    'sccanvb.MultiplyTransform(antigrav)
                    dly = dly + 6
                End If
            End If
            If fired = True Then
                If terright = True Then
                    dax = dax + 10
                Else
                    dax = dax - 10
                End If
                arx = terx + dax - dlx
                ary = tery + day - dly
                arrowrect = New Rectangle(arx, ary, bitArrow.Width, bitArrow.Height)
                sccanva.DrawImage(bitArrow, arrowrect)
                If temprect.Intersect(arrowrect, enemy1r) <> Nothing Then
                    enemy1r = remover
                    arrowrect = remover
                    fired = False
                    sccanva.DrawImage(bitArrow, arrowrect)
                    sccanve.DrawImage(enemy1, enemy1r)
                    xp = xp + 15
                ElseIf temprect.Intersect(arrowrect, enemy2r) <> Nothing Then
                    enemy2r = remover
                    arrowrect = remover
                    fired = False
                    sccanva.DrawImage(bitArrow, arrowrect)
                    sccanve.DrawImage(enemy2, enemy2r)
                    xp = xp + 15
                ElseIf temprect.Intersect(arrowrect, enemy3r) <> Nothing Then
                    enemy3r = remover
                    arrowrect = remover
                    fired = False
                    sccanva.DrawImage(bitArrow, arrowrect)
                    sccanve.DrawImage(enemy3, enemy3r)
                    xp = xp + 15
                ElseIf ary < 0 Then
                    fired = False
                ElseIf ary > level.Height Then
                    fired = False
                ElseIf arx < 0 Then
                    fired = False
                ElseIf arx > level.Width Then
                    fired = False
                End If
            End If
            'lvly = lvly - 5
            Thread.Sleep(100)
        Loop Until quit = True
        'Close()
    End Sub
    Function fexit1()
        If lvln = 0 Then
            lvln = 0.1
            terx = 200
        End If
    End Function
    Function fexit2()

    End Function
    Function fexit3()

    End Function
    Function rectfix()
        wall1rl = New Rectangle(wllrlx1 + lvlx, wllrly1 + lvly, wllrlw1 + lvlx, wllrlh1 + lvly)
        wall2rl = New Rectangle(wllrlx2 + lvlx, wllrly2 + lvly, wllrlw2 + lvlx, wllrlh2 + lvly)
        wall3rl = New Rectangle(wllrlx3 + lvlx, wllrly3 + lvly, wllrlw3 + lvlx, wllrlh3 + lvly)
        wall1rr = New Rectangle(wllrrx1 + lvlx, wllrry1 + lvly, wllrrw1 + lvlx, wllrrh1 + lvly)
        wall2rr = New Rectangle(wllrrx2 + lvlx, wllrry2 + lvly, wllrrw2 + lvlx, wllrrh2 + lvly)
        wall3rr = New Rectangle(wllrrx3 + lvlx, wllrry3 + lvly, wllrrw3 + lvlx, wllrrh3 + lvly)

    End Function
    Function tersprite()
        'Do
        If ters <= 16 Then
            terbit = Convert.ToString(ters)
            teraunce = New Bitmap("Teraunce" + terbit + ".bmp") 'should return Teraunce0.bmp to teraunce16.bmp
            ters = ters + 1
            teraunce.MakeTransparent(Color.Blue)
        Else
            ters = 0
        End If
        'Loop While quit = False <---Unneeded, couldn't be escaped.

        'sample function-finished
        'TODO://Draw Idle/Walk/jump/glide animation for Teraunce-incomplete; placeholder added.
    End Function
    Function terjumpup()
        If terjump1 = False Then
            sjump = 0
            sjump2 = 0
            sjump3 = 0
        End If
        If terjump1 = True Then
            terjump1 = False
            terbit = Convert.ToString(sjump)
            sjump = sjump + 0.1
            teraunce = New Bitmap("teraunce" + terbit + "u1.bmp")
            dly = ((16 * (sjump ^ 2)) - (50 * sjump)) * -1
            mat_jump = New Matrix(0, 1, 1, 0, 0, -dy)
            'sccanvb.MultiplyTransform(mat_jump)
        ElseIf terjump2 = True Then
            terjump1 = False
            terbit = Convert.ToString(Sjump2)
            Sjump2 = Sjump2 + 0.1
            teraunce = New Bitmap("teraunce" + terbit + "u2.bmp")
            dly = ((16 * (Sjump2 ^ 2)) - (50 * Sjump2)) * -1
            mat_jump = New Matrix(0, 1, 1, 0, 0, -dy)
            'sccanvb.MultiplyTransform(mat_jump)
        Else
            If terright = True Then
                terglideright()
            Else
                terglideleft()
            End If
        End If
    End Function

    Function terjumpright()
        terjump1 = False
    End Function
    Function terjumpleft()
        terjump1 = False
    End Function

    Function terglideright()

    End Function
    Function terglideleft()

    End Function
    Function terlevel()
        leveln = Convert.ToString(lvln)
        level = New Bitmap("level" + leveln + ".bmp")

    End Function
    Function leveldo()
        If lvln = 0.0 Then
            'lvly = lvly
            If run = False Then
                sccanvb.DrawImage(level, lvlx, lvly)
                run = True
            ElseIf run = True Then
                Thread.Sleep(1)
            End If
        ElseIf lvln = 0.1 Then
            If run = False Then
                sccanvb.DrawImage(level, lvlx, lvly)
                run = True
            ElseIf run = True Then

            End If
        Else
            If run = False Then
                sccanvb.DrawImage(level, lvlx, lvly)
                run = True
            Else

            End If
        End If
    End Function

    Private Sub closebtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles closebtn.Click
        If quit = False Then
            quit = True
            startbtn.Enabled = True
            levelselect.Enabled = True
            run = False
        Else
            Close()
        End If
    End Sub

    Private Sub Form1_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles Me.KeyDown
        If e.KeyCode = Keys.NumPad8 Then
            terup = True
            If terjump1 = False Then
                terjump1 = True
                terjumpup()
            ElseIf terjump2 = False Then
                terjump2 = True
                terjumpup()
            Else
                If terright = True Then
                    terglideright()
                Else
                    terglideleft()
                End If
            End If
        ElseIf e.KeyCode = Keys.NumPad9 Then
            terright = True
            If terjump1 = False Then
                terjump1 = True
                terjumpright()
            ElseIf terjump2 = False Then
                terjump2 = True
                terjumpright()
            Else
                If terright = True Then
                    terglideright()
                Else
                    terglideleft()
                End If
            End If
        ElseIf e.KeyCode = Keys.NumPad7 Then
            terright = False
            If terjump1 = False Then
                terjump1 = True
                terjumpleft()
            ElseIf terjump2 = False Then
                terjump2 = True
                terjumpleft()
            Else
                If terright = True Then
                    terglideright()
                Else
                    terglideleft()
                End If
            End If
        ElseIf e.KeyCode = Keys.End Then
            closebtn_Click(sender, e)
        ElseIf e.KeyCode = Keys.NumPad4 Then
            terup = False
            dlx = dlx + 3
            terright = False
        ElseIf e.KeyCode = Keys.NumPad6 Then
            terup = False
            terright = True
            dlx = dlx - 3
        ElseIf e.KeyCode = Keys.ControlKey Then
            If arrows > 0 Then
                If fired = False Then
                    dax = 0
                    day = 0
                    arrowrect = New Rectangle(terx, tery, bitArrow.Width, bitArrow.Height)
                    If terright = True Then
                        bitArrow = New Bitmap("arrowr.bmp")
                    Else
                        bitArrow = New Bitmap("arrowl.bmp")
                    End If
                    bitArrow.MakeTransparent(Color.Blue)
                    sccanva.DrawImage(bitArrow, arrowrect)
                    dax = 0
                    day = 0
                    fired = True
                    arrows = arrows - 1
                    NumArrowLbl.Text = arrows
                Else
                    tempstring = New String("Wait!")
                    NumArrowLbl.Text = tempstring
                End If
            Else
                tempstring = New String("Empty")
                NumArrowLbl.Text = tempstring
            End If
        End If
    End Sub

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub

    Private Sub HPcurLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles HPcurLbl.Click

    End Sub

    Private Sub HPmaxLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles HPmaxLbl.Click

    End Sub

    Private Sub LvlCurLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles LvlCurLbl.Click

    End Sub

    Private Sub MPcurLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MPcurLbl.Click

    End Sub

    Private Sub MPmaxLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MPmaxLbl.Click

    End Sub

    Private Sub XPcurLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles XPcurLbl.Click

    End Sub

    Private Sub NextLvlLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles NextLvlLbl.Click

    End Sub

    Private Sub NumArrowLbl_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles NumArrowLbl.Click

    End Sub
End Class