// JavaScript Document
//Created By Simon Mitchell and Tim Shipman
var play_game = true;
//Enables the user to play the game, the game cannot be played if this is false
var word_selected = "";
//The word selected from the array
var clue_selected = "";
//The word selected from the array
var word_number = "";
//The number of letters in the word displayed
var letters_used = "";
//The letters already used
var wrong_guesses = 0;
//Number of wrong guesses
function chooseWord() {
//Selects a word from the array above variable words_choice
play_game = true;
random_selection = Math.round(Math.random() * (words.length - 1));
//A random number is generated but so that it is not longer than the number of words in the array
word_selected = words[random_selection];
//Uses the random number created above to select the word that is in that position in the array
clue_selected = clues[random_selection];
//Uses the same random number created above to select the clue for the word
hidden_word = createHideword(word_selected);
//Takes Hideword function below and displays the value of the word using that function
//document.game.displayWord.value = hidden_word;
document.getElementById("wordtext").innerHTML=hidden_word;
document.getElementById("cluetext").innerHTML="Clue = " + clue_selected;
word_number = hidden_word;
}
function createHideword(n) {
//Creates a mask of the number of letters in the word from the random select
hide = "";
word_length = n.length;
for (i = 0; i < word_length; i ++) {
//For loop that reates a '?' per letter in the selected random word
hide += "?";
}
return hide;
}
function selectLetter(m) {
//Function performed when the user clicks on one of the hyperlinks
if (play_game == false) {
return;
}
if (letters_used.indexOf(m) != -1) {
//Used to find the position of the selected character in the variable word_selected
return;
}
letters_used += m;
//document.reject.lettersUsed.value = letters_used;
document.getElementById("LettersUsed").innerHTML="Letters Used: "+letters_used;
document.getElementById(m).innerHTML=" ";
//Places the variable letters_used in the Letters Used box on display and changes the Lette on the Pallete
if (word_selected.indexOf(m) != -1) {
//This is executed When a letter is correctly guessed
pos = 0;
temp_mask = word_number;
//Used to select the position of the user's chosen letter in the word in word_selected
while (word_selected.indexOf(m, pos) != -1) {
//Used to return a character in the variable word_selected defined by the pos parameter character
pos = word_selected.indexOf(m, pos);
end = pos + 1;
start_text = temp_mask.substring(0, pos);
end_text = temp_mask.substring(end, temp_mask.length);
temp_mask = start_text + m + end_text;
pos = end;
}
word_number = temp_mask;
//document.game.displayWord.value = word_number;
document.getElementById("wordtext").innerHTML=word_number;
//Places in the Word textbox on the page displayed the variable word_number
if (word_number.indexOf("?") == -1) {
window.alert("Congratulations you did not get hanged!");
//Alert that the game has been won come up on the user screen
play_game = false;
}
}
else {
/*Executed when a letter is wrongly guessed, the variable is increased and the value is then added to "Hangman-" image files to
create the image name that is displayed in the image part of the page*/
wrong_guesses += 1;
eval("document.hm.src=\"res-hangnote/hang-" + wrong_guesses + ".gif\"");
if (wrong_guesses == 6) {
window.alert("Sorry, you did not complete the word ... "+word_selected);
//Alert that the game has been lost come up on the user screent
play_game = false;
}
}
}
function reset() {
//When the user clicks the 'Play Again' button, all crucial variables and images are reset to their original values
SetUpWords();
chooseWord();
//document.reject.lettersUsed.value = "";
document.getElementById("LettersUsed").innerHTML="Letters Used: ";
letters_used = "";
wrong_guesses = 0;
document.hm.src="res-hangnote/hang-0.gif";
// Now set up the pallete
document.getElementById("A").innerHTML="A";
document.getElementById("B").innerHTML="B";
document.getElementById("C").innerHTML="C";
document.getElementById("D").innerHTML="D";
document.getElementById("E").innerHTML="E";
document.getElementById("F").innerHTML="F";
document.getElementById("G").innerHTML="G";
document.getElementById("H").innerHTML="H";
document.getElementById("I").innerHTML="I";
document.getElementById("J").innerHTML="J";
document.getElementById("K").innerHTML="K";
document.getElementById("L").innerHTML="L";
document.getElementById("M").innerHTML="M";
document.getElementById("N").innerHTML="N";
document.getElementById("O").innerHTML="O";
document.getElementById("P").innerHTML="P";
document.getElementById("Q").innerHTML="Q";
document.getElementById("R").innerHTML="R";
document.getElementById("S").innerHTML="S";
document.getElementById("T").innerHTML="T";
document.getElementById("U").innerHTML="U";
document.getElementById("V").innerHTML="V";
document.getElementById("W").innerHTML="W";
document.getElementById("X").innerHTML="X";
document.getElementById("Y").innerHTML="Y";
document.getElementById("Z").innerHTML="Z";
}