Greed: Difference between revisions
Added Kotlin
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}
</lang>
=={{header|Kotlin}}==
{{trans|C++}}
{{works with|Windows 10}}
Note that this version uses the Z key (rather than the Y key) to move diagonally downwards to the left.
<lang scala>// Kotlin Native v0.5
import kotlinx.cinterop.*
import platform.posix.*
import platform.windows.*
const val WID = 79
const val HEI = 22
const val NCOUNT = (WID * HEI).toFloat()
class WinConsole {
val conOut: HANDLE
val conIn: HANDLE
private constructor() {
conOut = GetStdHandle(STD_OUTPUT_HANDLE)!!
conIn = GetStdHandle(STD_INPUT_HANDLE)!!
showCursor(FALSE)
}
fun showCursor(s: WINBOOL) {
memScoped {
val ci = alloc<CONSOLE_CURSOR_INFO>().apply { dwSize = 1; bVisible = s }
SetConsoleCursorInfo(conOut, ci.ptr)
}
}
fun setColor(clr: WORD) = SetConsoleTextAttribute(conOut, clr)
fun setCursor(p: COORD) = SetConsoleCursorPosition(conOut, p.readValue())
fun flush() = FlushConsoleInputBuffer(conIn)
fun kill() {
inst = null
}
companion object {
val instance: WinConsole
get() {
if (inst == null) inst = WinConsole()
return inst!!
}
private var inst: WinConsole? = null
}
}
class Greed {
private val console: WinConsole
private val brd = IntArray(WID * HEI)
private var score = 0
private lateinit var cursor: COORD
init {
console = WinConsole.instance
SetConsoleTitleW("Greed")
}
fun destroy() {
nativeHeap.free(cursor)
console.kill()
}
fun play() {
memScoped {
val coord1 = alloc<COORD>().apply { X = 0; Y = 24 }
val coord2 = alloc<COORD>().apply { X = 19; Y = 8 }
val coord3 = alloc<COORD>().apply { X = 19; Y = 9 }
val coord4 = alloc<COORD>().apply { X = 19; Y = 10 }
val coord5 = alloc<COORD>().apply { X = 19; Y = 11 }
val coord6 = alloc<COORD>().apply { X = 48; Y = 10 }
do {
console.showCursor(FALSE)
createBoard()
do {
displayBoard()
getInput()
}
while (existsMoves())
displayBoard()
with (console) {
setCursor(coord1)
setColor(0x07)
setCursor(coord2); print("+----------------------------------------+")
setCursor(coord3); print("| GAME OVER |")
setCursor(coord4); print("| PLAY AGAIN(Y/N)? |")
setCursor(coord5); print("+----------------------------------------+")
setCursor(coord6)
showCursor(TRUE)
flush()
}
val g = readLine()!!.toUpperCase()
}
while (g.length >= 1 && g[0] == 'Y')
}
destroy()
}
private fun createBoard() {
for (y in 0 until HEI) {
for (x in 0 until WID) {
brd[x + WID * y] = rand() % 9 + 1
}
}
cursor = nativeHeap.alloc<COORD>().apply {
X = (rand() % WID).toShort(); Y = (rand() % HEI).toShort()
}
brd[cursor.X + WID * cursor.Y] = 0
score = 0
printScore()
}
private fun displayBoard() {
memScoped {
val coord = alloc<COORD>().apply { X = 0; Y = 0 }
console.setCursor(coord)
}
for (y in 0 until HEI) {
for (x in 0 until WID) {
val i = brd[x + WID * y]
console.setColor((6 + i).toShort())
print(if (i == 0) " " else "$i")
}
println()
}
console.setColor(15)
console.setCursor(cursor)
print("@")
}
private fun checkKey(k: Char) = (GetAsyncKeyState(k.toInt()).toInt() and 0x8000) != 0
private fun getInput() {
while (true) {
if (checkKey('Q') && cursor.X > 0 && cursor.Y > 0) { execute(-1, -1); break }
if (checkKey('W') && cursor.Y > 0) { execute(0, -1); break }
if (checkKey('E') && cursor.X < WID - 1 && cursor.Y > 0) { execute(1, -1); break }
if (checkKey('A') && cursor.X > 0) { execute(-1, 0); break }
if (checkKey('D') && cursor.X < WID - 1) { execute(1, 0); break }
if (checkKey('Z') && cursor.X > 0 && cursor.Y < HEI - 1) { execute(-1, 1); break }
if (checkKey('X') && cursor.Y < HEI - 1) { execute(0, 1); break }
if (checkKey('C') && cursor.X < WID - 1 && cursor.Y < HEI - 1) { execute(1, 1); break }
}
console.flush()
printScore()
}
private fun printScore() {
memScoped {
val coord = alloc<COORD>().apply { X = 0; Y = 24 }
console.setCursor(coord)
}
console.setColor(0x2a)
print(" SCORE: $score : ${score * 100.0f / NCOUNT}% ")
}
private fun execute(x: Int, y: Int) {
var i = brd[cursor.X + x + WID * ( cursor.Y + y )]
if (countSteps(i, x, y)) {
score += i
while (i-- != 0) {
cursor.X = (cursor.X + x).toShort()
cursor.Y = (cursor.Y + y).toShort()
brd[cursor.X + WID * cursor.Y] = 0
}
}
}
private fun countSteps(i: Int, x: Int, y: Int): Boolean {
var ii = i
memScoped {
val t = alloc<COORD>().apply { X = cursor.X; Y = cursor.Y }
while (ii-- != 0) {
t.X = (t.X + x).toShort()
t.Y = (t.Y + y).toShort()
if (t.X < 0 || t.Y < 0 || t.X >= WID || t.Y >= HEI || brd[t.X + WID * t.Y] == 0 ) return false
}
}
return true
}
private fun existsMoves(): Boolean {
for (y in -1..1) {
for (x in -1..1) {
if (x == 0 && y == 0) continue
val i = brd[cursor.X + x + WID * ( cursor.Y + y )]
if (i > 0 && countSteps(i, x, y)) return true
}
}
return false
}
}
fun main(args: Array<String>) {
srand(time(null).toInt())
Greed().play()
}</lang>
=={{header|Java}}==
| |||