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Selection Sort.html
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Selection Sort.html
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<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>
<title>Selection Sort</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- Favicon -->
<link href="img/favicon.ico" rel="shortcut icon" />
<link rel="stylesheet" href="css/bootstrap.min.css" />
<link rel="stylesheet" href="css/selectionSort.css">
<script type="text/javascript">
function SwappingEffect() {
var animationStatus = 0;
this.tempRectangles = [];
var speed = 5;
this.numberObject;
var THIS = this;
var rectArray = [];
var referenceJ;
var referenceI;
function RectangleValue(X, Y, VALUE) {
this.x = X;
this.y = Y;
this.value = VALUE;
this.drawText = function() {
canvasContext.fillText(this.value, this.x, this.y);
}
}
function draw() {
// if (THIS.tempRectangles.length != 0) canvasContext.clearRect(rectArray[0].x, rectArray[0].y, rectArray[1].x + rectArray[1].width, rectArray[0].height + THIS.tempRectangles[0].height + (THIS.tempRectangles[0].y - (rectArray[0].y + rectArray[0].height)));
// else canvasContext.clearRect(rectArray[0].x, rectArray[0].y, rectArray[0].width + rectArray[1].width, rectArray[0].height + rectArray[0].height);
if (THIS.tempRectangles.length != 0) canvasContext.clearRect(rectArray[0].x, rectArray[0].y, rectArray[1].x + rectArray[1].width - rectArray[0].x, THIS.tempRectangles[0].y + THIS.tempRectangles[0].height - rectArray[0].y);
else canvasContext.clearRect(rectArray[0].x, rectArray[0].y, rectArray[1].x + rectArray[1].width - rectArray[0].x, rectArray[0].height);
// console.log("Index is "+referencej);
if (THIS.tempRectangles.length != 0) canvasContext.fillText("TEMP", THIS.tempRectangles[0].x + THIS.tempRectangles[0].width / 2 - (canvasContext.measureText("TEMP").width / 2), THIS.tempRectangles[0].y - 10);
for (var i = referenceI; i <= referenceJ; i++) {
rectangles[i].drawRectangle();
//drawing index
canvasContext.font = "10px arial";
canvasContext.fillText(i, rectangles[i].x + (rectangles[i].width) / 2, rectangles[i].y + rectangles[i].height + 12);
canvasContext.font = "20px arial";
//end of drawing index
}
if (THIS.tempRectangles.length > 0) THIS.tempRectangles[0].drawRectangle();
if (this.numberObject != undefined) this.numberObject.drawText();
drawConnectingLine();
}
function drawConnectingLine() {
// if (checkIfComplete) return;
var r1 = rectArray[0];
var r2 = rectArray[1];
canvasContext.beginPath();
canvasContext.setLineDash([0, 0]);
canvasContext.moveTo(r1.x + (r1.width) / 2, 225);
canvasContext.lineTo(r1.x + (r1.width) / 2, 250);
canvasContext.stroke();
canvasContext.beginPath();
canvasContext.moveTo(r1.x + (r1.width) / 2, 250);
canvasContext.lineTo(r2.x + (r2.width) / 2, 250);
canvasContext.stroke();
canvasContext.beginPath();
canvasContext.moveTo(r2.x + (r2.width) / 2, 250);
canvasContext.lineTo(r2.x + (r2.width) / 2, 225);
canvasContext.stroke();
}
function findCenterCoordinates(r, TextWidth) {
var textWidth;
if (TextWidth) textWidth = TextWidth;
else textWidth = canvasContext.measureText(r.value).width;
var centerX = r.x + r.width / 2 - textWidth / 2;
var centerY = r.y + r.height / 2;
return [
centerX, centerY
];
}
function giveSpeed(index) {
// console.log("speed index "+index);
if (index > 1) {
index = index - 1;
speed = speed / index;
} else {
if (index > 0 && index < 1) {
index = 1 - index;
speed = speed + speed * index;
}
}
// console.log("speed"+speed);
}
this.swapRectangles = function(r1, r2, indexOfSpeed, i, j) {
// console.log("indexOfSpeed"+indexOfSpeed);
giveSpeed(indexOfSpeed);
rectArray.push(r1);
rectArray.push(r2);
referenceI = i;
referenceJ = j;
var index = 0;
var center1 = findCenterCoordinates(r1);
var center2 = findCenterCoordinates(r2);
var temp = new Rectangle((r1.x + r2.x) / 2, r2.height + r2.y + 100, r2.width, r2.height, "");
temp.color = "#F7F2F2";
temp.drawRectangle();
this.tempRectangles.push(temp);
(function abcd() {
// console.log(animationStatus);
if (index == 0 && animationStatus == 0) {
animationStatus = 10;
// console.log(THIS.tempRectangles.length);
swapNumber(r2, THIS.tempRectangles[0]);
}
if (index == 1 && animationStatus == 0) {
animationStatus = 10;
swapNumber(r1, r2);
}
if (index == 2 && animationStatus == 0) {
animationStatus = 10;
swapNumber(THIS.tempRectangles[0], r1);
}
if (index == 3 && animationStatus == 0) {
animationStatus = 10;
THIS.tempRectangles.pop();
draw();
}
if (animationStatus == 20) {
animationStatus = 0;
index++;
// if(index==4) return "finished";
}
if (index < 4) {
setTimeout(abcd, 100);
}
})();
}
function swapNumber(r1, r2) {
var center1 = findCenterCoordinates(r1);
var center2 = findCenterCoordinates(r2, canvasContext.measureText(r1.value).width);
// console.log("temp rectangle value "+r1.value);
this.numberObject = new RectangleValue(center1[0], center1[1], r1.value);
r1.value = "";
animateNumber(this.numberObject, center2[0], center2[1]);
}
function animateNumber(numberObject, endingX, endingY) {
var xd, yd, step, xinc, yinc, numberObject;
xd = endingX - numberObject.x;
yd = endingY - numberObject.y;
var difference = [];
difference.push(parseInt(numberObject.x - endingX));
difference.push(parseInt(numberObject.y - endingY));
if (Math.abs(xd) > Math.abs(yd)) step = Math.abs(xd);
else step = Math.abs(yd);
xinc = (xd / step);
yinc = (yd / step);
(function lmn() {
draw();
numberObject.x = numberObject.x + speed * xinc;
numberObject.y = numberObject.y + speed * yinc;
// console.log("final Speed "+speed);
var m = setTimeout(lmn, 10);
// console.log(count++);
if (compareRect(numberObject.x, endingX, difference[0])) {
xinc = 0;
}
if (compareRect(numberObject.y, endingY, difference[1])) {
yinc = 0;
}
// console.log("good");
if (compareRect(numberObject.x, endingX, difference[0]) && compareRect(numberObject.y, endingY, difference[1])) {
clearInterval(m);
var r = findRectangle(endingX, endingY, numberObject.value);
r.value = numberObject.value;
numberObject.value = "";
animationStatus = 20;
}
})();
}
function compareRect(start, end, difference) {
if (difference < 0) {
if (Math.ceil(start) > Math.ceil(end)) return true;
else return false;
}
if (difference > 0) {
if (Math.ceil(start) <= Math.ceil(end)) return true;
else return false;
}
if (difference == 0) {
if (Math.ceil(start) == Math.ceil(end)) return true;
else return false;
}
}
function findRectangle(centerX, centerY, value) {
var center;
// console.log(centerX,centerY);
for (var i = 0; i <= rectangles.length - 1; i++) {
center = findCenterCoordinates(rectangles[i], canvasContext.measureText(value).width);
// console.log(center[0],center[1]);
if (Math.abs(center[0]) == Math.abs(centerX) && Math.abs(center[1]) == Math.abs(centerY)) return rectangles[i];
}
return THIS.tempRectangles[0];
}
}
</script>
<script type="text/javascript">
function TypingEffect(canvasContext, x, y, string, delay, style, color) {
var string, x, y, delay, canvasContext;
var j = 0;
this.canvasContext = canvasContext;
var THIS = this;
this.makeTypingEffect = function(x, y, string, delay, style, color) {
if (string) this.string = string;
if (x) this.x = x;
if (y) this.y = y;
if (delay) this.delay = delay;
else this.delay = 100;
if (style) this.style = style;
else this.style = "16px arial";
if (color) this.color = color;
else this.color = "black";
if (j < THIS.string.length) {
THIS.canvasContext.font = THIS.style;
THIS.canvasContext.fillStyle = THIS.color;
THIS.canvasContext.clearRect(THIS.x, THIS.y, 20, 20);
THIS.canvasContext.fillText(THIS.string.charAt(j), THIS.x, THIS.y);
THIS.canvasContext.fillText("_", THIS.x + canvasContext.measureText(THIS.string.charAt(j)).width + 4, THIS.y);
THIS.x = THIS.x + THIS.canvasContext.measureText(THIS.string.charAt(j)).width;
setTimeout(function() {
// clearInterval(m);
THIS.makeTypingEffect(THIS.x, THIS.y, THIS.string, THIS.delay, THIS.style, THIS.color);
}, THIS.delay);
j++;
THIS.canvasContext.font = "20px arial";
THIS.canvasContext.fillStyle = "black";
}
}
}
</script>
<script>
function checkSizeOfArrayOnInput() {
var numberOfElements = document.getElementById("createArrayTextField").value;
if (numberOfElements.length == 0) {
document.getElementById("errorSpan").innerHTML = "Invalid Input";
validate = false;
return;
}
if (isNaN(numberOfElements)) {
document.getElementById("errorSpan").innerHTML = "Invalid Input :Not a number";
validate = false;
return;
} else {
validate = true;
document.getElementById("errorSpan").innerHTML = "";
if (numberOfElements < 2) {
validate = false;
document.getElementById("errorSpan").innerHTML = "Invalid Input";
} else {
validate = true;
document.getElementById("errorSpan").innerHTML = "";
}
}
}
function checkValueOfElementsOnInput() {
var valueOfElements = document.getElementById("valueOfElementTextField").value;
validate = true;
document.getElementById("errorSpan").innerHTML = "";
if (valueOfElements.length == 0) {
validate = false;
document.getElementById("errorSpan").innerHTML = "Enter some value";
} else if (isNaN(valueOfElements)) {
validate = false;
document.getElementById("errorSpan").innerHTML = "Invalid Input :Not a number";
} else {
validate = true;
document.getElementById("errorSpan").innerHTML = "";
}
}
</script>
<script>
function Rectangle(x, y, width, height, value) {
var value, x, y, width, height, color;
if (value) this.value = value;
if (x) this.x = x;
if (y) this.y = y;
else this.y = 30;
if (width) this.width = width;
else this.width = rectangleWidth;
if (height) this.height = height;
else this.height = 60;
this.color = rectanglesColor;
this.setX = function(X) {
this.x = X;
}
this.setY = function(Y) {
this.y = Y;
}
this.setWidth = function(WIDTH) {
this.width = WIDTH;
}
this.setHeight = function(HEIGHT) {
this.height = HEIGHT
}
this.setValue = function(VALUE) {
this.value = VALUE;
}
this.setColor = function(COLOR) {
this.color = COLOR;
}
this.getX = function() {
return this.x;
}
this.getY = function() {
return this.y;
}
this.getWidth = function() {
return this.width;
}
this.getHeight = function() {
return this.height;
}
this.getValue = function() {
return this.value;
}
this.getColor = function() {
return this.color;
}
this.drawRectangle = function() {
canvasContext.fillStyle = this.color;
canvasContext.fillRect(this.x, this.y, this.width, this.height);
canvasContext.fillStyle = "black";
var textWidth = canvasContext.measureText(this.value).width;
if (this.value || this.value == 0) canvasContext.fillText(this.value, this.x + (this.width) / 2 - textWidth / 2, this.y + (this.height) / 2);
//here this.x+10 where 10 is act as margin
}
}
var rectangles = [];
var originalRectangles = [];
var canvas;
var canvasContext;
var x = 10;
var rectangleWidth = 50;
var spaceBetweenRectangle = 3;
var rectanglesColor = '#8BBEE6FF';
var highlightingColor = '#CDE2B8';
var swapHappern = -1;
var sorting = [];
var validate = false;
var checkIfComplete = false;
var animationSpeed = 1;
var pause = false;
var stop = false;
var pausedValues = {};
var swapTimeout;
var bubbleSortTimeout;
var drawCanvasFooterTimeout;
var drawCanvasFooter2Timeout;
var swappingEffect;
window.onload = function() {
canvas = document.getElementById("myCanvas");
canvasContext = canvas.getContext("2d");
setCreateMode();
var noeInput = document.getElementById("createArrayTextField");
noeInput.addEventListener("keyup", function(event) {
if (event.keyCode == 13) {
event.preventDefault();
if (validate) CreateElements();
}
});
var noeInput2 = document.getElementById("valueOfElementTextField");
noeInput2.addEventListener("keyup", function(event) {
if (event.keyCode == 13) {
event.preventDefault();
if (validate) AddElement();
}
});
}
function setCreateMode() {
var createArrayTextField = document.getElementById("createArrayTextField");
createArrayTextField.value = "";
createArrayTextField.focus();
createArrayTextField.style.display = "block";
document.getElementById("valueOfElementTextField").style.display = "none";
document.getElementById("sortButton").style.display = "none";
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "none";
document.getElementById("pauseButton").style.display = "none";
document.getElementById("stopButton").style.display = "none";
document.getElementById("pauseSpan").style.visibility = "visible";
document.getElementById("pauseSpan").innerHTML = "";
document.getElementById("myRange").disabled = false;
}
function setAddMode() {
var valueOfElementTextField = document.getElementById("valueOfElementTextField");
valueOfElementTextField.value = "";
document.getElementById("createArrayTextField").style.display = "none";
document.getElementById("valueOfElementTextField").style.display = "block";
document.getElementById("sortButton").style.display = "none";
valueOfElementTextField.focus();
}
function setSortMode() {
var sortButton = document.getElementById("sortButton");
sortButton.value = "";
document.getElementById("resetButton").disabled = true;
document.getElementById("createArrayTextField").style.display = "none";
document.getElementById("valueOfElementTextField").style.display = "none";
document.getElementById("sortButton").style.display = "block";
sortButton.focus();
}
function setSortingMode() {
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "none";
document.getElementById("pauseButton").style.display = "inline";
document.getElementById("stopButton").style.display = "inline";
document.getElementById("myRange").disabled = true;
}
function setPauseMode() {
pause = true;
document.getElementById("myRange").disabled = false;
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "inline";
document.getElementById("pauseButton").style.display = "none";
document.getElementById("stopButton").style.display = "inline";
document.getElementById("pauseSpan").innerHTML = "Paused !";
}
function setPausingMode() {
pause = true;
document.getElementById("pauseSpan").innerHTML = "Pausing";
document.getElementById("pauseButton").style.display = "none";
}
function setPauseValues(fk, i, j, min, textIndex, r1, r2) {
//function key values
//10 -> bubbleSort function
//20 -> drawCanvasFooter function
//30 -> swapAnimation
pausedValues["functionKey"] = fk;
pausedValues["i"] = i;
pausedValues["j"] = j;
pausedValues["min"] = min;
pausedValues["textIndex"] = textIndex;
pausedValues["rectangle1"] = r1;
pausedValues["rectangle2"] = r2;
// console.log(pausedValues);
}
function setPlayMode() {
pause = false;
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "none";
document.getElementById("pauseButton").style.display = "inline";
document.getElementById("stopButton").style.display = "inline";
document.getElementById("pauseSpan").innerHTML = "";
document.getElementById("myRange").disabled = true;
// pausedValues={};
}
function setFinishedMode() {
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "none";
document.getElementById("pauseButton").style.display = "none";
document.getElementById("stopButton").style.display = "none";
document.getElementById("statusSpan").innerHTML = "Finished !";
}
function setStoppingMode() {
pause = true;
stop = true;
document.getElementById("pauseSpan").innerHTML = "Stopping";
document.getElementById("sortButton").style.display = "none";
document.getElementById("playButton").style.display = "none";
document.getElementById("pauseButton").style.display = "none";
document.getElementById("stopButton").style.display = "none";
document.getElementById("myRange").disabled = true;
}
function draw() {
canvasContext.font = "20px arial";
canvasContext.clearRect(0, 0, canvas.width, canvas.height);
canvasContext.fillText("Input Array", 10, 20);
if (sorting.length != 0 && !checkIfComplete) canvasContext.fillText("Sorting", 10, 130);
if (sorting.length != 0 && checkIfComplete) canvasContext.fillText("Sorted Array", 10, 130);
for (var i = 0; i <= originalRectangles.length - 1; i++) {
originalRectangles[i].drawRectangle();
//drawing index of rectangles
canvasContext.font = "10px arial";
canvasContext.fillText(i, originalRectangles[i].x + (originalRectangles[i].width) / 2, originalRectangles[i].y + originalRectangles[i].height + 12);
canvasContext.font = "20px arial";
//end of drawing index of rectangles
if (rectangles.length == originalRectangles.length) {
canvasContext.font = "10px arial";
canvasContext.fillText(i, rectangles[i].x + (rectangles[i].width) / 2, rectangles[i].y + rectangles[i].height + 12);
canvasContext.font = "20px arial";
rectangles[i].drawRectangle();
}
}
if (swapHappern == 1 && swappingEffect.tempRectangles.length > 0) swappingEffect.tempRectangles[0].drawRectangle();
if (swappingEffect && swappingEffect.numberObject != undefined) swappingEffect.numberObject.drawText();
if (sorting.length != 0 && sorting[1] != sorting[2] && sorting[1] < rectangles.length) drawConnectingLine(sorting[2], sorting[1]);
else if (sorting[1] == rectangles.length) drawConnectingLine(sorting[0], sorting[2]);
if (sorting.length != 0) drawLimitLine();
if (sorting.length != 0 && !checkIfComplete) canvasContext.fillText("The value of minimun is " + rectangles[sorting[2]].value, 20, 400);
}
function drawConnectingLine(i, j) {
if (checkIfComplete) return;
console.log(i, j);
var r1 = rectangles[i];
var r2 = rectangles[j];
// console.log("connecting line function chala");
canvasContext.beginPath();
canvasContext.setLineDash([0, 0]);
canvasContext.moveTo(r1.x + (r1.width) / 2, 225);
canvasContext.lineTo(r1.x + (r1.width) / 2, 250);
canvasContext.stroke();
canvasContext.beginPath();
canvasContext.moveTo(r1.x + (r1.width) / 2, 250);
canvasContext.lineTo(r2.x + (r2.width) / 2, 250);
canvasContext.stroke();
canvasContext.beginPath();
canvasContext.moveTo(r2.x + (r2.width) / 2, 250);
canvasContext.lineTo(r2.x + (r2.width) / 2, 225);
canvasContext.stroke();
}
function drawLimitLine() {
if (checkIfComplete) return;
canvasContext.font = "12px arial";
canvasContext.setLineDash([5, 3]);
canvasContext.beginPath();
canvasContext.strokeStyle = "red";
if (sorting[0] != rectangles.length - 1) canvasContext.moveTo(10 + (rectangles[sorting[0]].width + 3) * (sorting[0]), 147);
else canvasContext.moveTo(10 + (rectangles[sorting[0]].width + 3) * (sorting[0] + 1), 147);
if (sorting[0] != rectangles.length - 1) canvasContext.lineTo(10 + (rectangles[sorting[0]].width + 3) * (sorting[0]), 220);
else canvasContext.lineTo(10 + (rectangles[sorting[0]].width + 3) * (sorting[0] + 1), 220);
canvasContext.stroke();
canvasContext.strokeStyle = "black";
if (sorting[0] == 0) canvasContext.fillText("Starting", 0, 145);
else if (sorting[0] != rectangles.length - 1) canvasContext.fillText("Starting", 10 + (rectangles[sorting[0]].width + 3) * (sorting[0]) - (canvasContext.measureText("Starting").width) / 2, 145);
else canvasContext.fillText("Starting", 10 + (rectangles[sorting[0]].width + 3) * (sorting[0] + 1) - (canvasContext.measureText("Starting").width) / 2, 145);
canvasContext.font = "20px arial";
}
function checkAnswer(i, j) {
if (rectangles[i].value > rectangles[j].value) return "we set value of minimum to " + rectangles[j].value;
else return "the value of minimum is unchanged.";
}
function checkAnswer2(i, j) {
if (i != j) return "Swap the value of " + rectangles[i].value + " and " + rectangles[j].value;
else return "No swapping is required.";
}
function checkSign(i, j) {
if (rectangles[i].value < rectangles[j].value) return "not greater than";
else if (rectangles[i].value > rectangles[j].value) return "greater than";
else return "not greater than";
}
function checkDimension() {
if (canvas.width < x) {
canvas.width = canvas.width + rectangleWidth + spaceBetweenRectangle;
}
draw();
}
function CreateElements() {
canvasContext.clearRect(0, 0, canvas.width, canvas.height);
var numberOfElements = document.getElementById("createArrayTextField");
// console.log(numberOfElements.value);
for (var i = 0; i <= numberOfElements.value - 1; i++) {
var r = new Rectangle();
r.setX(x);
r.drawRectangle();
x = x + rectangleWidth + spaceBetweenRectangle;
checkDimension();
originalRectangles.push(r);
}
draw();
setAddMode();
}
function AddElement() {
var v = document.getElementById("valueOfElementTextField");
if (v.value.length == 0) return
var createArrayTextField = document.getElementById("createArrayTextField");
//here we check widt h of our text and check that is font is overflow
var textWidth = canvasContext.measureText(v.value).width;
// console.log(textWidth);
if (textWidth + 10 > rectangleWidth) {
var difference = textWidth - rectangleWidth + 10
// console.log(difference);
rectangleWidth = rectangleWidth + (difference);
// console.log(rectangleWidth);
x = 10;
for (var i = 0; i <= createArrayTextField.value - 1; i++) {
originalRectangles[i].setX(x);
originalRectangles[i].drawRectangle();
originalRectangles[i].width = rectangleWidth;
x = x + rectangleWidth + spaceBetweenRectangle;
checkDimension();
}
draw();
}
for (var i = 0; i <= originalRectangles.length - 1; i++) {
if (!(originalRectangles[i].value || originalRectangles[i].value == 0)) break;
}
if (i > originalRectangles.length) {
// alert("more numbers than expected");
document.getElementById("addElementErrorSpan").innerHTML = "Size limit exceeded";
return;
}
// console.log(textWidth);
originalRectangles[i].value = parseInt(v.value);
originalRectangles[i].drawRectangle();
if (i == originalRectangles.length - 1) {
setSortMode();
return;
}
setAddMode();
v.placeholder = "Enter value of index " + parseInt(i + 1);
}
function SortElement() {
// document.getElementById("myRange").disabled=true;
setSortingMode();
makeSortingElements();
selectionSort();
draw();
}
function makeSortingElements() {
for (var i = 0; i <= originalRectangles.length - 1; i++) {
var m = originalRectangles[i];
var r = new Rectangle();
r.setX(m.getX());
r.setY(150);
r.setValue(m.getValue());
rectangles.push(r);
}
draw();
}
function selectionSort(playI, playJ, playMin) {
var i, j, min;
if (playI) i = playI;
else i = 0;
if (playJ) j = playJ;
else j = 1;
var length = rectangles.length;
if (playMin) min = playMin;
else min = 0;
(function nextIteration() {
if (j > length) {
releaseAllColor();
i++;
min = i;
j = i + 1;
}
if (j == length) {
if (i != min) {
sorting = [i, j, min];
releaseAllColor();
changeColor(i, min);
drawConnectingLine(i, min);
drawCanvasFooter2(i, j, min);
setTimeout(function() {
j++;
nextIteration();
}, (animationSpeed > 0 && animationSpeed < 1) ? 23000 * animationSpeed : 20000 * (animationSpeed / 2));
} else {
setTimeout(function() {
j++;
nextIteration();
}, 4000);
}
}
if (j < length) {
// console.log(pausedValues["functionKey"]==undefined);
// console.log("pause is "+pause);
if (pause) {
clearTimeout(drawCanvasFooterTimeout);
clearTimeout(swapTimeout);
clearTimeout(bubbleSortTimeout);
clearTimeout(drawCanvasFooter2Timeout);
if (!stop) setPauseMode();
if (rectangles[min].value > rectangles[j].value) min = j;
sorting = [i, j, min];
setPauseValues(10, i, j, min, 0, rectangles[i], rectangles[j]);
return;
}
sorting = [i, j, min];
// drawLineX = rectangles[j].x; //we use it for draw connecting lines
drawConnectingLine(min, j);
draw();
releaseAllColor();
changeColor(min, j);
drawCanvasFooter(i, j, min);
bubbleSortTimeout = setTimeout(function() {
if (rectangles[min].value > rectangles[j].value) min = j;
sorting = [i, j, min];
draw();
j++;
nextIteration();
}, (animationSpeed > 0 && animationSpeed < 1) ? 26000 * animationSpeed : 21000 * (animationSpeed / 2));
}
if (i == length - 1) {
releaseAllColor();
checkIfComplete = true;
draw();
setFinishedMode();
}
})();
}
function drawCanvasFooter(i, j, min, textIndex) {
var index;
if (textIndex) index = textIndex;
else index = 1;
if (checkIfComplete) return;
(function test2() {
// console.log("drawCanvasFooter chala"+index);
// console.log(index);
if (pause) {
clearTimeout(drawCanvasFooterTimeout);
clearTimeout(swapTimeout);
clearTimeout(bubbleSortTimeout);
clearTimeout(drawCanvasFooter2Timeout);
if (!stop) setPauseMode();
if (rectangles[min].value > rectangles[j].value) min = j;
sorting = [i, j, min];
setPauseValues(20, i, j, min, index, rectangles[i], rectangles[j]);
return;
}
var textx = 20;
var texty = 430;
var str = "";
var typingEffect;
var style = "20px arial"
if (index == 1) {
str = " Comparing the values of minimum and current index " + j;
canvasContext.clearRect(10, texty - 20, canvas.width, 500);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 2) {
canvasContext.clearRect(20, texty - 20, canvas.width, 500);
var str = " The value at index " + j + " is " + rectangles[j].value;
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 3) {
canvasContext.clearRect(20, texty - 20, canvas.width, 500);
str = " Since " + rectangles[min].value + " is " + checkSign(min, j) + " " + rectangles[j].value;
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 4) {
canvasContext.clearRect(20, texty - 20, canvas.width, 500);
str = " Therefore, " + checkAnswer(min, j);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
// console.log("good");
index++;
if (index < 5) {
// console.log(index);
drawCanvasFooterTimeout = setTimeout(test2, (animationSpeed > 0 && animationSpeed < 1) ? 5000 * (animationSpeed) : 4000 * (animationSpeed / 2));
}
if (pausedValues["functionKey"] != undefined && index > 4) {
// console.log("hissle");
setTimeout(function() {
selectionSort(pausedValues["i"], pausedValues["j"] + 1, pausedValues["min"]);
pausedValues = {};
}, (animationSpeed > 0 && animationSpeed < 1) ? 1000 : 6000);
}
})();
// console.log("index is "+index);
}
function drawCanvasFooter2(i, j, min, textIndex) {
var index;
if (textIndex) index = textIndex;
else index = 1;
if (checkIfComplete) return;
(function test2() {
// console.log("drawCanvasFooter chala"+index);
// console.log(index);
if (pause) {
clearTimeout(drawCanvasFooterTimeout);
clearTimeout(swapTimeout);
clearTimeout(bubbleSortTimeout);
clearTimeout(drawCanvasFooter2Timeout);
if (!stop) setPauseMode();
if (rectangles[min].value > rectangles[j].value) min = j;
sorting = [i, j, min];
setPauseValues(30, i, j, min, index, rectangles[i], rectangles[j]);
return;
}
var textx = 20;
var texty = 430;
var str = "";
var typingEffect;
var style = "20px arial"
if (index == 1) {
str = " Comparing the index of minimum and index " + i;
canvasContext.clearRect(10, texty - 20, canvas.width, 500);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 2) {
canvasContext.clearRect(20, texty - 20, canvas.width, 500);
var str = " Since, The value of minimum and i are " + compareIndex(min, i);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 3) {
canvasContext.clearRect(20, texty - 20, canvas.width, 500);
str = " Therefore, " + checkAnswer2(min, i);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(textx, texty, str, 30 * animationSpeed, style);
}
if (index == 4) {
swap(i, min);
index++;
}
// console.log("good");
index++;
if (index == 5) {
draw();
swapHappern = -1;
}
if (index < 6) {
// console.log(index);
drawCanvasFooter2Timeout = setTimeout(test2, (animationSpeed > 0 && animationSpeed < 1) ? 5000 * (animationSpeed) : 4000 * (animationSpeed / 2));
}
if (pausedValues["functionKey"] != undefined && index > 5) {
setTimeout(function() {
selectionSort(pausedValues["i"], pausedValues["j"] + 1, pausedValues["min"]);
pausedValues = {};
}, (animationSpeed > 0 && animationSpeed < 1) ? 1000 : 6000);
}
})();
}
function compareIndex(min, i) {
if (min == i) return "same";
else return "not same";
}
function swap(i, j) {
if (rectangles[i].value > rectangles[j].value) {
canvasContext.clearRect(20, 250, canvas.width, 500);
typingEffect = new TypingEffect(canvasContext);
typingEffect.makeTypingEffect(20, 430, "Swapping.....", 30 * animationSpeed, "20px arial");
swappingEffect = new SwappingEffect();
swappingEffect.swapRectangles(rectangles[i], rectangles[j], animationSpeed, i, j);
swapHappern = 1;
} else {
swapHappern = 2;
}
}
function changeColor(i, j) {
// console.log("good");
rectangles[i].color = highlightingColor;
rectangles[j].color = highlightingColor;
draw();
}
function releaseAllColor() {
for (var i = 0; i <= rectangles.length - 1; i++) {
rectangles[i].color = rectanglesColor;
}
}
function reset() {
location.reload();
}
function changeSpeed() {
var speed = 1;
animationSpeed = 1;
speed = document.getElementById("myRange").value;
speed = (-1) * speed;
if (speed > 0) animationSpeed = animationSpeed * speed;
if (speed < 0) animationSpeed = (-1) * (animationSpeed / speed);
if (speed == 0) animationSpeed = 1;
console.log(animationSpeed);
}
function playAnimation() {
setPlayMode();
if (pausedValues["functionKey"] == 10) {
selectionSort(pausedValues["i"], pausedValues["j"], pausedValues["min"]);
}
if (pausedValues["functionKey"] == 20) {
drawCanvasFooter(pausedValues["i"], pausedValues["j"], pausedValues["min"], pausedValues["textIndex"]);
}
if (pausedValues["functionKey"] == 30) {
drawCanvasFooter(pausedValues["i"], pausedValues["j"], pausedValues["min"], pausedValues["textIndex"]);
}
}
function pauseAnimation() {
setPausingMode();
}
function stopAnimation() {
clearTimeout(swapTimeout);
clearTimeout(bubbleSortTimeout);
clearTimeout(drawCanvasFooterTimeout);
// setPausingMode();
setStoppingMode();
setTimeout(function() {
canvasContext.clearRect(0, 0, canvas.width, canvas.height);
rectangles = [];
originalRectangles = [];
// canvas;
// canvasContext;
x = 10;
rectangleWidth = 50;
spaceBetweenRectangle = 3;
rectanglesColor = '#8BBEE6FF';
highlightingColor = '#CDE2B8';
swapHappern = -1;
sorting = [];
validate = false;
checkIfComplete = false;
animationSpeed = 1;
pause = false;
stop = false;
pausedValues = {};
setCreateMode();
}, 5000);
}
</script>
</head>
<body>
<div class="jumbotron text-center w-100 p-3">
<div style="float: right;">
<img class="img-fluid" src="img/reset.png" id="resetButton" onclick="reset()" width="40" height="40">
</div>
<h1>Selection Sort</h1>
</div>
<div class="container-fluid">
<span class="badge badge-pill badge-info" id="pauseSpan"></span>
<div class="slidecontainer">
<font size="4"><b>Speed </b></font>
<font color="#8F8D8D" size="2">slow</font>
<input type="range" min="-5" max="5" value="1" class="slider" id="myRange" onclick='changeSpeed();'>
<font color="#8F8D8D" size="2">fast</font>
</div>
<br>
<br>
<center>
<div style="max-height: 600px;max-width: width window;overflow: scroll;">
<canvas id="myCanvas" width="1300px" height="450px" style="background-color: #fbfbfb69"></canvas>
</div>
<br>
<span class="invalidText" id="errorSpan"></span>
<input placeholder="Enter size of array ( value more than 1 )" class="form-control" type="text" id="createArrayTextField" style="border-radius: 50px;background-color: #f8f8f8;width: 500px; height:40px;font-size: 15pt;padding-left:15px;" oninput="checkSizeOfArrayOnInput()">
<input placeholder="Enter value of index 0" class="form-control" type="text" id="valueOfElementTextField" style="border-radius: 50px;background-color: #f8f8f8;width: 500px; height:40px;font-size: 15pt;padding-left:15px;" oninput="checkValueOfElementsOnInput()">
<button type="button" id='sortButton' class="btn btn-outline-secondary" onclick='SortElement();' style="width:100px;">Sort</button><br>
<h3><span class="badge badge-pill badge-success" id="statusSpan"></span></h3>
<img class="img-fluid more" src="img/play.png" id="playButton" onclick="playAnimation()" width="50" height="50" style="display: none;">
<img class="img-fluid more" src="img/pause.png" id="pauseButton" onclick="pauseAnimation()" width="50" height="50" style="display: none;">
<img class="img-fluid more" src="img/stop.png" id="stopButton" onclick="stopAnimation()" width="50" height="50" style="display: none;">
</center>