Files
Terrarum/src/net/torvald/terrarum/virtualcomputer/terminal/GraphicsTerminal.kt

311 lines
8.9 KiB
Kotlin

package net.torvald.terrarum.virtualcomputer.terminal
import net.torvald.terrarum.blendMul
import net.torvald.terrarum.gameactors.DecodeTapestry
import net.torvald.terrarum.gameactors.abs
import net.torvald.terrarum.virtualcomputer.computer.TerrarumComputer
import java.util.*
/**
* Printing text using Term API triggers 'compatibility' mode, where you are limited to 16 colours.
* Use PPU API for full 64 colours!
*
* Created by SKYHi14 on 2017-02-08.
*/
/*class GraphicsTerminal(private val host: TerrarumComputer) : Terminal {
lateinit var videoCard: PeripheralVideoCard
override val width: Int; get() = videoCard.termW
override val height: Int; get() = videoCard.termH
override val coloursCount: Int; get() = videoCard.colorsCount
override var cursorX = 0
override var cursorY = 0
override var cursorBlink = true
val backDefault = 0 // black
val foreDefault = 1 // white
override var backColour = backDefault
override var foreColour = foreDefault
private val colourKey: Int
get() = backColour.shl(4) or (foreColour).and(0xFF)
override fun getColor(index: Int) = videoCard.CLUT[index]
override val displayW: Int; get() = videoCard.width //+ 2 * borderSize
override val displayH: Int; get() = videoCard.height //+ 2 * borderSize
private lateinit var videoScreen: Image
var TABSIZE = 4
val errorColour = 6
override fun printChars(s: String) {
printString(s, cursorX, cursorY)
}
override fun update(gc: GameContainer, delta: Int) {
wrap()
}
// copied from SimpleTextTerminal
private fun wrap() {
// wrap cursor
if (cursorX < 0 && cursorY <= 0) {
setCursor(0, 0)
}
else if (cursorX >= width) {
setCursor(0, cursorY + 1)
}
else if (cursorX < 0) {
setCursor(width - 1, cursorY - 1)
}
// auto scroll up
if (cursorY >= height) {
scroll()
}
}
override fun render(gc: GameContainer, g: Graphics) {
videoCard.render(g)
}
override fun keyPressed(key: Int, c: Char) {
host.keyPressed(key, c)
}
override fun writeChars(s: String) {
writeString(s, cursorX, cursorY)
}
/** Unlike lua function, this one in Zero-based. */
override fun setCursor(x: Int, y: Int) {
cursorX = x
cursorY = y
}
override fun emitChar(bufferChar: Int, x: Int, y: Int) {
videoCard.drawChar(
bufferChar.and(0xFF).toChar(),
x * PeripheralVideoCard.blockW,
y * PeripheralVideoCard.blockH,
CLUT16_TO_64[bufferChar.ushr(8).and(0xF)],
CLUT16_TO_64[bufferChar.ushr(12).and(0xF)]
)
}
override fun emitChar(c: Char, xx: Int, yy: Int) {
wrap() // needed
var nx = xx
var ny = yy
// wrap argument cursor
if (xx < 0 && yy <= 0) {
nx = 0
ny = 0
}
else if (cursorX >= width) {
println("arstenioarstoneirastneo")
nx = 0
ny += 1
}
else if (cursorX < 0) {
nx = width - 1
ny -= 1
}
// auto scroll up
if (cursorY >= height) {
scroll()
ny -= 1
}
println("xx: $xx, yy: $yy")
println("nx: $nx, ny: $ny")
videoCard.drawChar(
c,
nx * PeripheralVideoCard.blockW,
ny * PeripheralVideoCard.blockH,
CLUT16_TO_64[foreColour]
)
}
override fun printChar(c: Char) {
if (c >= ' ' && c.toInt() != 127) {
emitChar(c, cursorX, cursorY)
cursorX += 1
}
else {
if (BACKSPACE.contains(c)) {
cursorX -= 1
//wrap()
emitChar(0.toChar(), cursorX, cursorY)
}
else {
when (c) {
ASCII_BEL -> bell(".")
ASCII_TAB -> { cursorX = (cursorX).div(TABSIZE).times(TABSIZE) + TABSIZE }
ASCII_LF -> { newLine(); System.err.println("LF ${Random().nextInt(100)}") }
ASCII_FF -> clear()
ASCII_CR -> { cursorX = 0 }
ASCII_DC1, ASCII_DC2, ASCII_DC3,
ASCII_DC4 -> { foreColour = c - ASCII_DC1 }
ASCII_DLE -> { foreColour = errorColour }
}
}
}
}
override fun emitString(s: String, x: Int, y: Int) {
setCursor(x, y)
for (i in 0..s.length - 1) {
printChar(s[i])
}
setCursor(x, y)
}
override fun printString(s: String, x: Int, y: Int) {
writeString(s, x, y)
newLine()
}
override fun writeString(s: String, x: Int, y: Int) {
setCursor(x, y)
for (i in 0..s.length - 1) {
printChar(s[i])
}
}
override fun clear() {
videoCard.clearForeground()
}
override fun clearLine() {
//TODO("not implemented")
}
override fun newLine() {
cursorX = 0; cursorY += 1
//wrap()
}
override fun scroll(amount: Int) {
val rgba = videoCard.vram.foreground.rgba
val displacement = amount.abs() * PeripheralVideoCard.blockH * videoCard.vram.foreground.texWidth * 4
if (amount >= 0) {
System.arraycopy(
rgba, displacement,
rgba, 0,
rgba.size - displacement
)
for (it in rgba.size - 1 downTo rgba.size - displacement + 1) { rgba[it] = 0.toByte() }
}
else {
System.arraycopy(
rgba, 0,
rgba, displacement,
rgba.size - displacement
)
for (it in 0..displacement - 1) { rgba[it] = 0.toByte() }
}
cursorY += -amount
}
/**
* does not changes color setting in PPU
*/
override fun setColour(back: Int, fore: Int) {
foreColour = fore
backColour = back
}
/**
* does not changes color setting in PPU
*/
override fun resetColour() {
foreColour = foreDefault
backColour = backDefault
}
/** // copied from SimpleTextTerminal
* @param duration: milliseconds
* @param freg: Frequency (float)
*/
override fun emitTone(duration: Int, freq: Double) {
host.clearBeepQueue()
host.enqueueBeep(duration, freq)
}
// copied from SimpleTextTerminal
/** for "emitTone code" on modern BIOS. */
override fun bell(pattern: String) {
host.clearBeepQueue()
val freq: Double =
if (host.luaJ_globals["computer"]["bellpitch"].isnil())
1000.0
else
host.luaJ_globals["computer"]["bellpitch"].checkdouble()
for (c in pattern) {
when (c) {
'.' -> { host.enqueueBeep(80, freq); host.enqueueBeep(50, 0.0) }
'-' -> { host.enqueueBeep(200, freq); host.enqueueBeep(50, 0.0) }
'=' -> { host.enqueueBeep(500, freq); host.enqueueBeep(50, 0.0) }
' ' -> { host.enqueueBeep(200, 0.0) }
',' -> { host.enqueueBeep(50, 0.0) }
else -> throw IllegalArgumentException("Unacceptable pattern: $c (from '$pattern')")
}
}
}
companion object {
private val WHITE7500 = Color(0xe4eaff)
val ASCII_NUL = 0.toChar()
val ASCII_BEL = 7.toChar() // *BEEP!*
val ASCII_TAB = 9.toChar() // move cursor to next (TABSIZE * yy) pos (5 -> 8, 3- > 4, 4 -> 8)
val ASCII_LF = 10.toChar() // new line
val ASCII_FF = 12.toChar() // new page
val ASCII_CR = 13.toChar() // x <- 0
val BACKSPACE = arrayOf(127.toChar(), 8.toChar()) // backspace and delete char (8 for WIN, 127 for OSX)
val ASCII_DC1 = 17.toChar() // foreground colour 0
val ASCII_DC2 = 18.toChar() // foreground colour 1
val ASCII_DC3 = 19.toChar() // foreground colour 2
val ASCII_DC4 = 20.toChar() // foreground colour 3
val ASCII_DLE = 16.toChar() // error message colour
val asciiControlInUse = charArrayOf(
ASCII_NUL,
ASCII_BEL,
8.toChar(),
ASCII_TAB,
ASCII_LF,
ASCII_FF,
ASCII_CR,
127.toChar(),
ASCII_DC1,
ASCII_DC2,
ASCII_DC3,
ASCII_DC4,
ASCII_DLE
)
val CLUT = DecodeTapestry.colourIndices64
val CLUT16_TO_64 = intArrayOf(
15, 49, 16, 48, 44, 29, 33, 18,
5, 22, 39, 26, 25, 10, 31, 13
)
}
fun attachVideoCard(videocard: PeripheralVideoCard) {
this.videoCard = videocard
videoScreen = Image(videoCard.width, videoCard.height)
}
}*/