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Merge pull request #34 from nihalsaran/main
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test small e
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@ishantdei
ishantdei authored Oct 9, 2024
2 parents 33f41c5 + 9267501 commit 03e07d7
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Showing 12 changed files with 709 additions and 3 deletions.
Binary file added experiment/simulation/LettersPage/SmaE/curved arrow.gif
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Binary file added experiment/simulation/LettersPage/SmaE/e-new.png
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Binary file added experiment/simulation/LettersPage/SmaE/e-strokee.png
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126 changes: 126 additions & 0 deletions experiment/simulation/LettersPage/SmaE/e.css
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body {
display: flex;
justify-content: center;
/* Center horizontally */
align-items: center;
/* Center vertically */
height: 100vh;
/* Full height of the viewport */
margin: 0;
/* Remove default margin */
}

#canvas-container {
position: relative;
width: 400px;
height: 400px;
border: 1px solid black;
display: flex;
justify-content: center;
align-items: center;
}

#canvas {
position: absolute;
top: 0;
left: 0;
border: 1px solid black;
z-index: 10;
}

.dot {
position: absolute;
width: 10px;
height: 10px;
background-color: red;
border-radius: 50%;
transform: translate(-50%, -50%);
}


#stroke1 {

display: none;
position: absolute;
top: 103px;
left: 178px;
width: 10px;
height: 179px;
transform: rotate(90deg);


}

#stroke2 {

display: none;
position: absolute;
top: 83px;
left: 89px;
width: 190px;
height: 240px;

}

#stroke3 {

display: none;
position: absolute;
top: 187px;
left: 140px;
width: 170px;
height: 132px;

}

#sbox {
position: relative;
left: 115px;
width: 400px;
height: 400px;
z-index: -2;
display: none;
}

#trace {
position: relative;
bottom: 20px;
right: 90px;
width: 600px;
height: 550px;
z-index: -10;
}

.arrrow1 {

position: absolute;
top: 95px;
left: 160px;
width: 40px;
height: 100px;
transform: rotate(90deg)scalex(-1);
z-index: -1;

}

.arrrow2 {
display: none;
position: absolute;
top: 140px;
left: 180px;
width: 20px;
height: 150px;
transform: rotate(90deg);
z-index: 0;
}

.arrrow3 {
display: none;
position: absolute;
top: 200px;
left: 310px;
width: 20px;
height: 110px;
transform: rotate(180deg);
z-index: 0;
}
60 changes: 60 additions & 0 deletions experiment/simulation/LettersPage/SmaE/e.html
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<!DOCTYPE html>
<html>

<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link href="https://fonts.googleapis.com/css2?family=Open+Sans&amp;family=Raleway&amp;display=swap"
rel="stylesheet" />
<link rel="icon" href="images/favicon.ico" />
<link rel="stylesheet" href="../../css/header.css" />

<link rel="stylesheet" href="e.css" />
<link rel="stylesheet" href="main.css" />


<title>Virtual Labs</title>
</head>

<body>


<div class="simulation-container">

<h2 class="title">Lettering</h2>
<h3 class="instruction-main"> Letter e</h3>

<h1 class="rules">Rules-</h1>
<p class="rule">1] Draw the line in the direction of the arrow on the trace of the letter.</p>
<p class="rule">2] To draw, click on the starting point and drag the cursor to end point .</p>

<div id="canvas-container">
<canvas id="canvas" width="400" height="400"></canvas>
<div class="dot" id="dot3" style="top: 180px; left: 270px;"></div>
<div class="dot" id="dot2" style="top: 192px; left: 98px;"></div>
<div class="dot" id="dot1" style="top: 250px; left: 260px;"></div>
<div class="dot" id="dot4" style="top: 193px; left: 270px;"></div>
<img id="sbox" src="sboxx.png">
<img id="trace" src="e-new.png">
<img class="arrrow1" id="arrow1" src="curved arrow.gif" alt="Overlay Image">
<img class="arrrow2" id="arrow2" src="without-bg.gif" alt="Overlay Image">
<!-- <img class="arrrow3" id="arrow3" src="without-bg.gif" alt="Overlay Image"> -->
<img id="stroke1" src="stroke11.png">
<img id="stroke2" src="e-strokee.png" >
<!-- <img id="stroke3" src="stroke2.png" >-->
</div>

<h1 class="congrats" id="congrats">Congrats you have learnt to draw Letter e</h1>

<a href="../../Lowercase.html" >
<button class="next-exp" id="button">Next Letter</button>
</a>

</div>
<!-- Your code goes here-->

<!-- Add JS at the bottom of HTML file -->
<script src="e.js"></script>
</body>

</html>
128 changes: 128 additions & 0 deletions experiment/simulation/LettersPage/SmaE/e.js
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const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
const dot3 = document.getElementById('dot3');
const dot1 = document.getElementById('dot1');
const dot2 = document.getElementById('dot2');
const dot4 = document.getElementById('dot4');
const arrow1 = document.getElementById('arrow1');
const arrow2 = document.getElementById('arrow2');

let isDrawing = false;
let startX = 0;
let startY = 0;
let tolerance = 30; // Tolerance radius for dot connection
let nextConnection = 'dot2-dot4'; // Start with connecting dot2 to dot4

arrow1.style.display = 'none'; // Initially, arrow1 is not visible
arrow2.style.display = 'block';

function checkDotTolerance(dot, x, y) {
return Math.hypot(x - (dot.offsetLeft + 5), y - (dot.offsetTop + 5)) <= tolerance;
}

function drawToleranceCircle(dot, ctx) {
ctx.beginPath();
ctx.arc(dot.offsetLeft + 5, dot.offsetTop + 5, tolerance, 0, 2 * Math.PI);
ctx.strokeStyle = 'rgba(255, 200, 0, 0.5)'; // Visual guide for connection
ctx.stroke();
}

function startDrawing(e) {
const rect = canvas.getBoundingClientRect();
const x = e.clientX - rect.left;
const y = e.clientY - rect.top;
let targetDot;

switch (nextConnection) {
case 'dot2-dot4':
targetDot = dot2;
break;
case 'dot3-dot1':
targetDot = dot3;
break;
}

if (!checkDotTolerance(targetDot, x, y)) {
alert('Please follow rules and draw accordingly, Try again!');
return; // Do not start drawing if not within tolerance of target dot
}

ctx.clearRect(0, 0, canvas.width, canvas.height);
drawToleranceCircle(targetDot, ctx);
drawToleranceCircle(nextConnection.includes('dot1') ? dot1 : dot4, ctx);

isDrawing = true;
startX = targetDot.offsetLeft + 5;
startY = targetDot.offsetTop + 5;
}

function draw(e) {
if (!isDrawing) return;
const rect = canvas.getBoundingClientRect();
const x = e.clientX - rect.left;
const y = e.clientY - rect.top;
ctx.beginPath();
ctx.moveTo(startX, startY);
ctx.lineTo(x, y);
ctx.stroke();
startX = x;
startY = y;
ctx.strokeStyle = 'black'; // Change line color to black
ctx.lineWidth = 6;
}

function stopDrawing(e) {
if (!isDrawing) return;
const rect = canvas.getBoundingClientRect();
const x = e.clientX - rect.left;
const y = e.clientY - rect.top;
let targetDot;

switch (nextConnection) {
case 'dot2-dot4':
targetDot = dot4;
break;
case 'dot3-dot1':
targetDot = dot1;
break;
}

if (checkDotTolerance(targetDot, x, y)) {
console.log('Stopped drawing near', targetDot.id);
let strokeId;
switch (nextConnection) {
case 'dot2-dot4':
strokeId = '1';
nextConnection = 'dot3-dot1'; // Set next connection to dot3-dot1
arrow2.style.display = 'none';
arrow1.style.display = 'block';
dot2.style.display = 'none';
dot4.style.display = 'none';
dot1.style.zIndex = '10';
dot3.style.zIndex = '10';
break;
case 'dot3-dot1':
strokeId = '2';
nextConnection = 'dot2-dot4'; // Optionally loop back to the start
arrow1.style.display = 'none';
dot1.style.display = 'none';
dot3.style.display = 'none';
button.style.display = 'block';
congrats.style.display = 'block';
break;
}

if (strokeId) {
document.getElementById('stroke' + strokeId).style.display = 'block';
}
ctx.clearRect(0, 0, canvas.width, canvas.height);
} else {
alert('Complete the line near the correct dot. Try Again!');
ctx.clearRect(0, 0, canvas.width, canvas.height); // Clear the canvas
}
isDrawing = false;
}

canvas.addEventListener('mousedown', startDrawing);
canvas.addEventListener('mousemove', draw);
canvas.addEventListener('mouseup', stopDrawing);
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