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Diffstat (limited to 'examples/2_Math_addingNumbers/js/lesson.js')
| -rwxr-xr-x | examples/2_Math_addingNumbers/js/lesson.js | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/examples/2_Math_addingNumbers/js/lesson.js b/examples/2_Math_addingNumbers/js/lesson.js new file mode 100755 index 0000000..09999d8 --- /dev/null +++ b/examples/2_Math_addingNumbers/js/lesson.js @@ -0,0 +1,169 @@ +/***** Check the browser resolution and modify css accordingly ******/ +var myWidth; +var myHeight; + +//alert(myWidth + ":" + myHeight); + +function detect_and_adjust_browser(){ + if( typeof( window.innerWidth ) == 'number' ) { + //Non-IE + myWidth = window.innerWidth; + myHeight = window.innerHeight; + + } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) { + //IE 6+ in 'standards compliant mode' + myWidth = document.documentElement.clientWidth; + myHeight = document.documentElement.clientHeight; + + } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) { + + //IE 4 compatible + myWidth = document.body.clientWidth; + myHeight = document.body.clientHeight; + + } +$("#imgBackGround").css({ width: myWidth-50, height: myHeight-135}); +$("#footerSection").css({ width: myWidth-50, height: 50}); +} +/***** ****/ + +/**** Global Variables Declaration *****/ +var GAME_LEVEL = 1; //store the level of the game +var randNumbers = []; //store the two random questions +var randOptions = []; //store the five random answers including one correct +var optOtherPos = []; //store the random positions including the right one +var optPosition = []; //store the correct positions for the answers +var correctPosition; +var pos; +var correctAnswer; +correctCounter = 0; //store the score of the correct Answer in interval of 5 + // level is up at 5 correct Answers +var totalCounter = 0; // +var flag_correct = 1; //if flag=1, correct at 1st attempt +var NUM_LEVELS = 5; +var selectedOpt; + + +/***** Methods Declaration and definition ***/ +function checkOption(optionSelected){ + pos = optPosition[optionSelected]; + var selectedOpt = randOptions[pos]; + if(selectedOpt === correctAnswer){ + + if(flag_correct == 1){ //correct at first attempt + correctCounter++; + } + totalCounter++; + $("#scoreBox").html(correctCounter); + $("#totalBox").html(totalCounter); + if(correctCounter == 5*GAME_LEVEL){ //Hurray level is up + GAME_LEVEL++; + } + if(GAME_LEVEL > NUM_LEVELS){ + //game over + game(); //restart the game + } + next_numbers(); + } + else{ + flag_correct = 0; + } +} + +function randomnumber(num1, num2) //generate random number between any two ranges +{ + var num1 = parseInt(num1); + var num2 = parseInt(num2); + var generator = Math.random()*(num2-num1); + generator = Math.round(num1+generator); + return generator; +} + + +function get_random_position() { //generate random number include 0 + var rand_no = Math.floor(5*Math.random()); + return rand_no; +} +function generate_game_numbers(){ + randNumbers[0]=randomnumber((GAME_LEVEL-1)*5,GAME_LEVEL*5); + randNumbers[1]=randomnumber((GAME_LEVEL-1)*5,GAME_LEVEL*5); + correctAnswer = randNumbers[0]+randNumbers[1]; + randOptions[0] = correctAnswer; + for(i=1; i<5; i++){ + do{ + flag = 0; + randOptions[i] = randomnumber((GAME_LEVEL-1)*10,GAME_LEVEL*10); + for(j=0; j<i; j++){ + if(randOptions[i]===randOptions[j]){ + flag++; + } + } + }while(flag != 0 ); //end of do while loop + } + + + + correctPosition = get_random_position(); + + optOtherPos[0] = correctPosition; + + for(i=1; i<5; i++){ + do{ + flag = 0; + optOtherPos[i] = get_random_position(); + for(j=0; j<i; j++){ //chek repeat within optOtherPos array + if(optOtherPos[i] === optOtherPos[j]){ + flag++; + } + } + + }while(flag != 0); + + } + + for(i=0; i<5; i++){ + var pos = optOtherPos[i]; + optPosition[i] = optOtherPos[pos]; + } + + +} +function next_numbers(){ + flag_correct = 1; + generate_game_numbers(); + document.getElementById("number1").innerHTML = randNumbers[0]; + document.getElementById("number2").innerHTML = randNumbers[1]; + for(var i=0; i<5; i++){ + var x = i+1; + pos = optPosition[i]; + document.getElementById("option"+x).innerHTML = randOptions[pos]; + } + + +} + +function game(){ + correctCounter = 0; + totalCounter = 0; + GAME_LEVEL = 1; + $("#scoreBox").html(correctCounter); + $("#totalBox").html(totalCounter); + next_numbers(); +} + + +/***** DOM READY *******/ +$(document).ready(function(){ + $(window).bind("resize", detect_and_adjust_browser); + $('#plussign').hide(); + $("#linkStart").click(function(){ + $('#plussign').show(); + if(totalCounter === 0){ + game(); + } + }); + + $("#linkPlayAgain").click(function(){ + game(); + }); +});
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