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|
############################################################################
#
# File: breakout.icn
#
# Subject: Program for Breakout game
#
# Author: Nathan J. Ranks
#
# Date: November 22, 2009
#
############################################################################
#
# This file is in the public domain.
#
############################################################################
#
# Breakout game
#
# Infinite balls, Left or Right click to start or restart after losing ball
# 9 levels - can select any level when not active using 1-9
# 1 hit, 2 hit, 3 hit, and invincible blocks can be used for levels
#
############################################################################
#
# Requires: Version 9 graphics
#
############################################################################
#
# Links: graphics
#
############################################################################
link graphics
global sphere, blank #sphere and blank sphere
global X, Y #coordinates of sphere
global block_positions #string of whether or not position has block
global path, angle #direction of sphere travel
global wait #pause interval used with delay()
global level #current level
global hit #sphere and block contact flag
global blockclr1, blockclr2, blockclr3, invincclr
procedure main()
local e
blockclr1 := "dark blue" #default 1 hit block color
blockclr2 := "dark red" #default 2 hit block color
blockclr3 := "dark green" #default 3 hit block color
invincclr := "black" #default invincible block color
WOpen("size=293,320") | stop("can't open window")
sphere := "7,g16,~~000~~_
~00000~_
0000000_
0000000_
0000000_
~00000~_
~~000~~" #black sphere
blank := "7,g16,~~FFF~~_
~FFFFF~_
FFFFFFF_
FFFFFFF_
FFFFFFF_
~FFFFF~_
~~FFF~~" #white sphere to erase
level := 1 #default start level
create_blocks() #as the name suggests
Fg("black") #default pad color
DrawLine(124,310,158,310) #default pad position
DrawImage(140, 304, sphere) #default sphere position
X := 140 #default x position
Y := 304 #default y position
path := "up_left" #default sphere direction
angle := 60 #default sphere angle
hit := 0
repeat {
if e := Event() then {
if ( e === &lpress ) then {
Fg("black")
DrawLine(124,310,158,310) #reset default
DrawImage(140, 304, sphere) #reset default
Y := 304 #reset default
path := "up_left" #reset default
angle := 60 #reset default
hit := 0
X := &x
DrawImage(140, 304, blank)
move_pad()
move_sphere()
}
if ( e === &rpress ) then {
Fg("black")
DrawLine(124,310,158,310) #reset default
DrawImage(140, 304, sphere) #reset default
Y := 304 #reset default
path := "up_right" #reset default
angle := 60 #reset default
hit := 0
X := &x
DrawImage(140, 304, blank)
move_pad()
move_sphere()
}
if ( e === "1" ) then { #change to level 1
level := 1
create_blocks()
}
if ( e === "2" ) then { #change to level 2
level := 2
create_blocks()
}
if ( e === "3" ) then { #change to level 3
level := 3
create_blocks()
}
if ( e === "4" ) then { #change to level 4
level := 4
create_blocks()
}
if ( e === "5" ) then { #change to level 5
level := 5
create_blocks()
}
if ( e === "6" ) then { #change to level 6
level := 6
create_blocks()
}
if ( e === "7" ) then { #change to level 7
level := 7
create_blocks()
}
if ( e === "8" ) then { #change to level 8
level := 8
create_blocks()
}
if ( e === "9" ) then { #change to level 9
level := 9
create_blocks()
}
}
}
end
#this keeps track of where the pad should be according
#to where the mouse pointer is
procedure move_pad()
&x := image(WAttrib("pointerx")) #get pointer position
&y := image(WAttrib("pointery")) #get pointer position
EraseArea(0,310,293,310) #erease old pad
Fg("black") #make sure color is correct
DrawLine(&x-12,310,&x+12,310) #draw new pad
return
end
#this keeps track of sphere location and movement within the window.
#hits on walls will change direction
#hit on pad will change direction and possibly angle
procedure move_sphere()
wait := 9
while ( Y < 312 ) do {
if ( path == "up_right" ) then {
delay(wait)
move_pad()
GO_UP_RIGHT()
hit := 0
if ( X > 285 ) then {
path := "up_left"
}
if ( Y < 0 ) then {
path := "down_right"
}
}
if ( path == "up_left" ) then {
delay(wait)
move_pad()
GO_UP_LEFT()
hit := 0
if ( X < 0 ) then {
path := "up_right"
}
if ( Y < 0 ) then {
path := "down_left"
}
}
if ( path == "down_right" ) then {
delay(wait)
move_pad()
GO_DOWN_RIGHT()
hit := 0
if ( X > 285 ) then {
path := "down_left"
}
if ( (Y = 303) | (Y = 304) | (Y = 305) ) then {
if ( ((X+1) < &x+13) & ((X+1) > &x-13) ) then {
path := "up_right"
if ( (X+1) > &x-13 ) then {
angle := 30
}
if ( (X+1) > &x-6 ) then {
angle := 60
}
if ( (X+1) > &x+6 ) then {
angle := 30
}
}
}
}
if ( path == "down_left" ) then {
delay(wait)
move_pad()
GO_DOWN_LEFT()
hit := 0
if ( X < 0 ) then {
path := "down_right"
}
if ( (Y = 303) | (Y = 304) | (Y = 305) ) then {
if ( ((X+1) < &x+13) & ((X+1) > &x-13) ) then {
path := "up_left"
if ( (X+1) > &x-13 ) then {
angle := 30
}
if ( (X+1) > &x-6 ) then {
angle := 60
}
if ( (X+1) > &x+6 ) then {
angle := 30
}
}
}
}
}
return
end
#these next 4 procedures move the sphere
#and then check for block contact
procedure GO_UP_RIGHT()
if ( angle = 30 ) then {
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
if ( angle = 60 ) then {
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
return
end
procedure GO_UP_LEFT()
if ( angle = 30 ) then {
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
if ( angle = 60 ) then {
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
Y := Y - 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
return
end
procedure GO_DOWN_RIGHT()
if ( angle = 30 ) then {
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
if ( angle = 60 ) then {
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X + 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
return
end
procedure GO_DOWN_LEFT()
if ( angle = 30 ) then {
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
if ( angle = 60 ) then {
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
DrawImage(X, Y, blank)
Y := Y + 1
DrawImage(X, Y, sphere)
DrawImage(X, Y, blank)
X := X - 1
DrawImage(X, Y, sphere)
block_check()
if ( hit = 1 ) then {
fix_blocks()
return
}
}
return
end
#this draws the play fields according to what the levels
#are defined as
procedure create_blocks()
local x, y, z
if ( level > 9 ) then {
level := 1
}
#different play fields go here
if ( level = 1 ) then { #icon-squared
block_positions := "000000000000000000000000000000000000000100000000110100110111000001010010101110101101110101000000000000000111000001110010100000101001110000011100000000000000010101110110101110101001010000011101100101100000000100000000000000000000000000"
}
if ( level = 2 ) then { #alternate rows
block_positions := "111111111111100000000000001111111111111000000000000011111111111110000000000000111111111111100000000000001111111111111000000000000011111111111110000000000000111111111111100000000000001111111111111000000000000011111111111110000000000000"
}
if ( level = 3 ) then { #alternating columns
block_positions := "101010101010110101010101011010101010101101010101010110101010101011010101010101101010101010110101010101011010101010101101010101010110101010101011010101010101101010101010110101010101011010101010101101010101010110101010101011010101010101"
}
if ( level = 4 ) then { #heart
block_positions := "000100000100000101000101000100010100010010001010001001000101000100100001000010010000100001000100000001000010000000100001000000010000010000010000001000001000000010001000000000101000000000001000000000000100000000000010000000000000000000"
}
if ( level = 5 ) then { #checker board
block_positions := "101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010"
}
if ( level = 6 ) then { #filled up
block_positions := "111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111"
}
if ( level = 7 ) then { #diamond and a half
block_positions := "000001110000000001111100000001111111000001111111110001111111111101111111111111011111111111000111111111000001111111000000011111000000000111000000000001000000000001110000000001111100000001111111000001111111110001111111111101111111111111"
}
if ( level = 8 ) then { #misc multiple hits
block_positions := "11111111111111111111111111313131313131311111111111112121212121212X3X2X3X2X3X2X111111111111111111111111113131313131313111111111111112121212121213X2X3X2X3X2X31111111111111111111111111131313131313132121212121212X3X2X3X2X3X2X1111111111111"
}
if ( level = 9 ) then { #throw-rug
block_positions := "21111111111121211111111121112111111121111121111121111111211121111211112121111212111121111211121123211211111223X322111111223X32211111211232112111211112111121211112121111211112111211111112111112111112111111121112111111111212111111111112"
}
z := 1
y := 10
x := 10
while not ( y = 208 ) do {
while not ( x = 283 ) do {
if ( block_positions[z] == "0" ) then {
Fg("white")
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "1" ) then {
Fg(blockclr1)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "2" ) then {
Fg(blockclr2)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "3" ) then {
Fg(blockclr3)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "X" ) then {
Fg(invincclr)
FillRectangle(x,y,20,10)
}
z := z + 1
x := x + 21
}
x := 10
y := y + 11
}
return
end
#this checks to see if the sphere contacts an edge
#of a block, if so, it erases the block and changes
#the sphere's direction accordingly
#it also checks if level is finished
procedure block_check()
local x, y, z, temp, temp2
z := 1
y := 10
x := 10
while not ( y = 208 ) do {
while not ( x = 283 ) do {
if ( (((X+1)>(x-1))&((X+1)<(x+21)))&(((Y+1)>(y-1))&((Y+1)<(y+11))) ) then {
if ( block_positions[z] == "X" ) then {
hit := 1
Fg(invincclr)
FillRectangle(x,y,20,10)
if ( path == "up_right" ) then {
if ( ((X+1)=x) ) then { #side hit
path := "up_left"
}
if ( ((Y+1)=(y+10)) ) then { #bottom hit
path := "down_right"
}
if ( ((X+1)=x)&((Y+1)=(y+10)) ) then { #diagonal hit
path := "down_left"
}
}
else {
if ( path == "up_left" ) then {
if ( ((X+1)=(x+20)) ) then { #side hit
path := "up_right"
}
if ( ((Y+1)=(y+10)) ) then { #bottom hit
path := "down_left"
}
if ( ((X+1)=(x+20))&((Y+1)=(y+10)) ) then { #diagonal hit
path := "down_right"
}
}
else {
if ( path == "down_left" ) then {
if ( ((X+1)=(x+20)) ) then { #side hit
path := "down_right"
}
if ( ((Y+1)=y) ) then { #top hit
path := "up_left"
}
if ( ((X+1)=(x+20))&((Y+1)=y) ) then { #diagonal hit
path := "up_right"
}
}
else {
if ( path == "down_right" ) then {
if ( ((X+1)=x) ) then { #side hit
path := "down_left"
}
if ( ((Y+1)=y) ) then { #top hit
path := "up_right"
}
if ( ((X+1)=x)&((Y+1)=y) ) then { #diagonal hit
path := "up_left"
}
}
}
}
}
}
if ( (block_positions[z] == "1") |
(block_positions[z] == "2") |
(block_positions[z] == "3") ) then {
hit := 1
if ( block_positions[z] == "1" ) then {
Fg("white")
FillRectangle(x,y,20,10)
block_positions[z] := "0"
}
if ( block_positions[z] == "2" ) then {
Fg(blockclr1)
FillRectangle(x,y,20,10)
block_positions[z] := "1"
}
if ( block_positions[z] == "3" ) then {
Fg(blockclr2)
FillRectangle(x,y,20,10)
block_positions[z] := "2"
}
if ( path == "up_right" ) then {
if ( ((X+1)=x) ) then { #side hit
path := "up_left"
}
if ( ((Y+1)=(y+10)) ) then { #bottom hit
path := "down_right"
}
if ( ((X+1)=x)&((Y+1)=(y+10)) ) then { #diagonal hit
path := "down_left"
}
}
else {
if ( path == "up_left" ) then {
if ( ((X+1)=(x+20)) ) then { #side hit
path := "up_right"
}
if ( ((Y+1)=(y+10)) ) then { #bottom hit
path := "down_left"
}
if ( ((X+1)=(x+20))&((Y+1)=(y+10)) ) then { #diagonal hit
path := "down_right"
}
}
else {
if ( path == "down_left" ) then {
if ( ((X+1)=(x+20)) ) then { #side hit
path := "down_right"
}
if ( ((Y+1)=y) ) then { #top hit
path := "up_left"
}
if ( ((X+1)=(x+20))&((Y+1)=y) ) then { #diagonal hit
path := "up_right"
}
}
else {
if ( path == "down_right" ) then {
if ( ((X+1)=x) ) then { #side hit
path := "down_left"
}
if ( ((Y+1)=y) ) then { #top hit
path := "up_right"
}
if ( ((X+1)=x)&((Y+1)=y) ) then { #diagonal hit
path := "up_left"
}
}
}
}
}
#check to see if field is clear for next level
#reset sphere back to below block height
temp := 1
temp2 := 0
while ( temp < 244 ) do {
if ( (block_positions[temp] == "1") |
(block_positions[temp] == "2") |
(block_positions[temp] == "3") ) then {
temp2 := 1
temp := 243
}
temp := temp + 1
}
if ( temp2 = 0 ) then {
level := level + 1
create_blocks()
DrawImage(X,Y,blank)
DrawImage(140, 304, sphere)
X := 140
Y := 304
path := "up_right"
}
}
}
z := z + 1
x := x + 21
}
x := 10
y := y + 11
}
return
end
#this is an extra check to make sure the blocks stay completely filled
#when the sphere moves out of a block, the DrawImage(X, Y, blank)
#will draw a white sphere over the old sphere, this fixes blocks
#periodically by being called every block hit in the 4 move sphere procedures
procedure fix_blocks()
local x, y, z
z := 1
y := 10
x := 10
while not ( y = 208 ) do {
while not ( x = 283 ) do {
if ( block_positions[z] == "1" ) then {
Fg(blockclr1)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "2" ) then {
Fg(blockclr2)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "3" ) then {
Fg(blockclr3)
FillRectangle(x,y,20,10)
}
if ( block_positions[z] == "X" ) then {
Fg(invincclr)
FillRectangle(x,y,20,10)
}
z := z + 1
x := x + 21
}
x := 10
y := y + 11
}
return
end
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