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/* | ||
Morse code trainer by Yutaro | ||
Has two modes: Morse to text and text to morse | ||
Used for learning morse code | ||
*/ | ||
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//backgrounds | ||
const titleScreen = "t"; | ||
const menuSelect = "m"; | ||
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const maps = [ | ||
map`` | ||
] | ||
setLegend( | ||
[titleScreen,bitmap` | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
2222222222222222 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000`], | ||
[menuSelect,bitmap` | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000 | ||
0000000000000000`], | ||
) | ||
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setMap(map`.`) | ||
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let currentState = "title"; | ||
let sound = false; | ||
//display screen drawing function | ||
function drawScreen(){ | ||
clearText() | ||
if (currentState == "title"){ | ||
setBackground(titleScreen); | ||
addText("Morse Trainer", { | ||
x: 4, | ||
y: 4, | ||
color: color`3` | ||
}) | ||
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//sound message | ||
addText(`Sound: ${sound}`, { | ||
x: 4, | ||
y: 6, | ||
color: color`3` | ||
}) | ||
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addText("Press A to start\nD to toggle sound", { | ||
x: 2, | ||
y: 12, | ||
color: color`3` | ||
}) | ||
} | ||
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if (currentState == "modeSelect"){ | ||
setBackground(menuSelect); | ||
addText("W: Instructions", { | ||
x: 1, | ||
y: 5, | ||
color: color`3` | ||
}) | ||
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addText("S: morse -> text", { | ||
x: 1, | ||
y: 7, | ||
color: color`3` | ||
}) | ||
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addText("A: text -> morse", { | ||
x: 1, | ||
y: 9, | ||
color: color`3` | ||
}) | ||
} | ||
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} | ||
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drawScreen(); | ||
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//character database | ||
const characters = {"0":"-----","1":".----","2":"..---","3":"...--","4":"....-","5":".....","6":"-....","7":"--...","8":"---..","9":"----.","a":".-","b":"-...","c":"-.-.","d":"-..","e":".","f":"..-.","g":"--.","h":"....","i":"..","j":".---","k":"-.-","l":".-..","m":"--","n":"-.","o":"---","p":".--.","q":"--.-","r":".-.","s":"...","t":"-","u":"..-","v":"...-","w":".--","x":"-..-","y":"-.--","z":"--..",".":".-.-.-",",":"--..--","?":"..--..","!":"-.-.--","-":"-....-","/":"-..-.","@":".--.-.","(":"-.--.",")":"-.--.-"} | ||
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//sorted version | ||
const charIndex = ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z","0","1","2","3","4","5","6","7","8","9"] | ||
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//funciton to convert the typed morese code to text | ||
function findCharacter(moresePattern){ | ||
//not found | ||
let ret = "NF"; | ||
let keys = Object.keys(characters); | ||
for(let i = 0;i<keys.length;i++){ | ||
if(characters[keys[i]] == moresePattern){ | ||
ret = ""; | ||
ret+=keys[i] | ||
return ret; | ||
} | ||
} | ||
return ret; | ||
} | ||
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const dash = tune` | ||
2000: G5/2000, | ||
62000` | ||
const dot = tune` | ||
666.6666666666666: G5/666.6666666666666, | ||
20666.666666666664` | ||
const silence = tune` | ||
500: C4-500, | ||
15500` | ||
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let currentMorse = ""; | ||
let currentCharacterBuffer = ""; | ||
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let textMorsedisplay = ""; | ||
let currentCharIndex = 0; | ||
let charLen = 0; | ||
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function game(){ | ||
if(currentState == "instructions"){ | ||
clearText(); | ||
addText("Game about morse cod\ne.\n\ntext to morse is le\narning morse\n\nmorse to text is usi\nng morse", { x: 0,y: 2,color: color`3`}); | ||
} | ||
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if (currentState == "morseText"){ | ||
//main game loop where user enters morse using buttons and machine decodes | ||
clearText(); | ||
addText("W: dot, S: dash, \nA: Enter, D: Clear", { x: 0,y: 2,color: color`3`}); | ||
addText(currentCharacterBuffer, { x: 0,y: 6,color: color`3`}); | ||
addText(currentMorse, { x: 0,y: 10,color: color`3`}); | ||
} | ||
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if(currentState == "textMorse"){ | ||
clearText(); | ||
addText("W: up, S: down, \nA: Enter, D: Clear", { x: 0,y: 2,color: color`3`}); | ||
addText(`Current char: (${charIndex[currentCharIndex]})`, { x: 0,y: 6,color: color`3`}); | ||
addText(textMorsedisplay, { x: 0,y: 8,color: color`3`}); | ||
} | ||
} | ||
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//key press callbacks | ||
onInput("d", () => { | ||
if(currentState == "title"){ | ||
sound = !sound; | ||
drawScreen(); | ||
} | ||
if(currentState == "morseText"){ | ||
currentMorse = ""; | ||
game(); | ||
return; | ||
} | ||
if(currentState == "textMorse"){ | ||
textMorsedisplay = ""; | ||
charLen = 0; | ||
game(); | ||
} | ||
}); | ||
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onInput("a", () => { | ||
if(currentState == "title"){ | ||
currentState = "modeSelect"; | ||
drawScreen(); | ||
return; | ||
} | ||
if(currentState == "modeSelect"){ | ||
currentState = "textMorse"; | ||
game(); | ||
return; | ||
} | ||
if(currentState == "morseText"){ | ||
let tem = findCharacter(currentMorse); | ||
currentMorse = ""; | ||
if(tem != "NF")currentCharacterBuffer+=tem; | ||
game(); | ||
return; | ||
} | ||
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if(currentState == "textMorse"){ | ||
charLen+=characters[charIndex[currentCharIndex]].length+1; | ||
if(charLen>15) {textMorsedisplay+="\n";charLen = 0;} | ||
textMorsedisplay+=characters[charIndex[currentCharIndex]]+" "; | ||
game(); | ||
} | ||
}); | ||
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onInput("w", () => { | ||
if(currentState == "modeSelect"){ | ||
currentState = "instructions"; | ||
game(); | ||
return; | ||
} | ||
if(currentState == "morseText"){ | ||
currentMorse+="."; | ||
game(); | ||
} | ||
if(currentState == "textMorse"){ | ||
if(currentCharIndex<charIndex.length-1)currentCharIndex+=1; | ||
else currentCharIndex = 0; | ||
game(); | ||
} | ||
}); | ||
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onInput("s", () => { | ||
if(currentState == "modeSelect"){ | ||
currentState = "morseText"; | ||
game(); | ||
return; | ||
} | ||
if(currentState == "morseText"){ | ||
currentMorse+="-"; | ||
game(); | ||
} | ||
if(currentState == "textMorse"){ | ||
if(currentCharIndex>=0)currentCharIndex-=1; | ||
game(); | ||
} | ||
}); | ||
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