-
Notifications
You must be signed in to change notification settings - Fork 0
/
sorting.js
143 lines (118 loc) · 4.67 KB
/
sorting.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
// swap function util for sorting algorithms takes input of 2 DOM elements with .style.height feature
function swap(el1, el2) {
let temp = el1.style.height; //third variable for swapping
el1.style.height = el2.style.height;
el2.style.height = temp;
}
// Disables sorting buttons used in conjunction with enable, so that we can disable during sorting and enable buttons after it
function disableSortingBtn(){
document.querySelector(".bubbleSort").disabled = true;
document.querySelector(".insertionSort").disabled = true;
document.querySelector(".mergeSort").disabled = true;
document.querySelector(".quickSort").disabled = true;
document.querySelector(".selectionSort").disabled = true;
}
// Enables sorting buttons used in conjunction with disable
function enableSortingBtn(){
document.querySelector(".bubbleSort").disabled = false;
document.querySelector(".insertionSort").disabled = false;
document.querySelector(".mergeSort").disabled = false;
document.querySelector(".quickSort").disabled = false;
document.querySelector(".selectionSort").disabled = false;
}
// Disables size slider used in conjunction with enable, so that we can disable during sorting and enable buttons after it
function disableSizeSlider(){
document.querySelector("#size_input").disabled = true;
}
function disableSpeedSlider(){
document.querySelector("#speed_input").disabled = true;
}
function enableSpeedSlider(){
document.querySelector("#speed_input").disabled = false;
}
// Enables size slider used in conjunction with disable
function enableSizeSlider(){
document.querySelector("#size_input").disabled = false;
}
// Disables newArray buttons used in conjunction with enable, so that we can disable during sorting and enable buttons after it
function disableNewArrayBtn(){
document.querySelector(".new").disabled = true;
}
function enableNewArrayBtn(){
document.querySelector(".new").disabled = false;
}
function enableStopSortingBtn(){
document.querySelector(".stop").disabled = false;
}
function disableStopSortingBtn(){
document.querySelector(".stop").disabled = true;
}
// Used in async function so that we can do animations of sorting, takes input time in ms (1000 = 1s)
function delayTime(milisec) {
return new Promise(resolve => {
setTimeout(() => { resolve('') }, milisec);
})
}
// Selecting size slider from DOM
let arraySize = document.querySelector('#size_input');
// Event listener to update the bars on the UI
arraySize.addEventListener('input', function(){
console.log(arraySize.value, typeof(arraySize.value));
createNewArray(parseInt(arraySize.value));
});
// Default input for waitforme function (260ms)
let delay = 260;
// Selecting speed slider from DOM
let delayElement = document.querySelector('#speed_input');
// Event listener to update delay time
delayElement.addEventListener('input', function(){
console.log(delayElement.value, typeof(delayElement.value));
delay = 320 - parseInt(delayElement.value);
});
// Creating barArray to store randomly generated numbers
let barArray = [];
// Call to display bars right when you visit the site
createNewArray();
// To create new barArray input size of barArray
function createNewArray(noOfBars = 60) {
// calling helper function to delete old bars from dom
deleteChild();
// creating an barArray of random numbers
barArray = [];
for (let i = 0; i < noOfBars; i++) {
barArray.push(Math.floor(Math.random() * 251));
}
console.log(barArray);
const bars = document.querySelector("#sorting");
// create multiple element div using loop and adding class 'bar col'
for (let i = 0; i < noOfBars; i++) {
const bar = document.createElement("div");
bar.style.height = `${barArray[i]*2}px`;
bar.classList.add('bar');
bar.classList.add('flex-item');
bar.classList.add(`barNo${i}`);
bars.appendChild(bar);
}
}
// Helper function to delete all the previous bars so that new can be added
function deleteChild() {
const bar = document.querySelector("#sorting");
bar.innerHTML = '';
}
// Selecting newarray button from DOM and adding eventlistener
const newArrayButton = document.querySelector(".new");
newArrayButton.addEventListener("click", function(){
hasPressedStop = false;
enableSpeedSlider();
console.log("From newArray " + arraySize.value);
console.log("From newArray " + delay);
enableSortingBtn();
enableSizeSlider();
createNewArray(arraySize.value);
});
const stopSortingButton = document.querySelector(".stop");
stopSortingButton.addEventListener("click", function(){
disableSortingBtn();
disableSizeSlider();
hasPressedStop = true;
})