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Cleanup and comments

pull/271/head
unmotivagedgene 2020-04-10 07:40:29 -05:00 committed by GitHub
parent 4072bb6869
commit 987be3201b
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1 changed files with 6 additions and 16 deletions
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22
apps/nato/nato.js
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@ -1,10 +1,6 @@
/** // Teach a user the NATO Phonetic Alphabet + numbers
* Teach a user the NATO Phonetic Alphabet + numbers // Based on the Morse Code app
*/
/**
* Constants
*/
const FONT_NAME = 'Vector12'; const FONT_NAME = 'Vector12';
const FONT_SIZE = 80; const FONT_SIZE = 80;
const SCREEN_PIXELS = 240; const SCREEN_PIXELS = 240;
@ -48,21 +44,16 @@ const NATO_MAP = {
'9': 'NIN-ER', '9': 'NIN-ER',
}; };
/**
* Set the local state
*/
let INDEX = 0; let INDEX = 0;
let showLetter = true; let showLetter = true;
/**
* Utility functions for writing text, changing state
*/
const writeText = (txt) => { const writeText = (txt) => {
g.clear(); g.clear();
g.setFont(FONT_NAME, FONT_SIZE); g.setFont(FONT_NAME, FONT_SIZE);
var width = g.stringWidth(txt); var width = g.stringWidth(txt);
// Fit text to screen
var fontFix = FONT_SIZE; var fontFix = FONT_SIZE;
while(width > SCREEN_PIXELS-10){ while(width > SCREEN_PIXELS-10){
fontFix--; fontFix--;
@ -86,9 +77,8 @@ const toggle = () => {
} }
}; };
/** // Bootstrapping
* Bootstrapping
*/
g.clear(); g.clear();
g.setFont(FONT_NAME, FONT_SIZE); g.setFont(FONT_NAME, FONT_SIZE);
g.setColor(0, 1, 0); g.setColor(0, 1, 0);
@ -103,7 +93,7 @@ const step = (positive) => () => {
INDEX = INDEX - 1; INDEX = INDEX - 1;
if (INDEX < 0) INDEX = Object.keys(NATO_MAP).length - 1; if (INDEX < 0) INDEX = Object.keys(NATO_MAP).length - 1;
} }
showLetter = true; showLetter = true; // for toggle()
writeLetter(); writeLetter();
}; };