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ellipse.html
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ellipse.html
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<!DOCTYPE>
<html>
<head>
<title>Primitive Paint</title>
<!-- bootstrap CDN -->
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"
integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p"
crossorigin="anonymous"></script>
<link rel="stylesheet" type="text/css" href="assets/css/paper.css" />
<link rel="icon" href="assets/images/color-circle.png" />
<script type="text/javascript"
src="https://cdnjs.cloudflare.com/ajax/libs/paper.js/0.12.2/paper-full.min.js"></script>
<script type="text/paperscript" canvas="myCanvas">
tool.minDistance = 1;
var background = "#eee";
var isEraser = false;
var pathsCreated = [];
var pathsRemoved = [];
var bgColor = document.getElementById("bgcolor");
bgColor.onchange = function (e){
background = e.target.value;
var rect = new Path.Rectangle({
point: [0, 0],
size: [view.size.width, view.size.height],
strokeColor: 'white',
selected: true
});
rect.sendToBack();
rect.fillColor = e.target.value;
}
function draw(event) {
var path;
var range = Number(document.getElementById("range").value);
var BrushColor = document.getElementById("color").value;
var filledColor = document.getElementById("fillColor").value;
path = new Path.Ellipse({
x: event.point.x,
y: event.point.y,
width: 7 * range,
height: 5 * range
});
path.fillColor = filledColor;
path.strokeColor = BrushColor;
pathsCreated.push(path);
}
function erase(event) {
var path;
var range = Number(document.getElementById("range").value);
var BrushColor = background;
var filledColor = background;
path = new Path.Circle({
x: event.point.x,
y: event.point.y,
radius: range
});
path.fillColor = filledColor;
path.strokeColor = BrushColor;
}
var paint = function (event) {
if (!isEraser) {
draw(event);
}
else {
erase(event);
}
}
tool.onMouseDown = paint;
tool.onMouseDrag = paint;
function onKeyDown(event) {
var range = Number(document.getElementById("range").value);
var key = event.character.toUpperCase();
if (key === 'Z') {
if (event.event.ctrlKey) {
if (pathsCreated.length) {
var lastPath = pathsCreated[pathsCreated.length - 1];
lastPath.remove();
pathsRemoved.push(lastPath);
pathsCreated.pop();
}
} else {
isEraser = !isEraser;
if (isEraser) {
document.querySelector("#eraser").innerText = "Pen";
}
else {
document.querySelector("#eraser").innerText = "Eraser";
}
}
}
if (key === 'Y' && event.event.ctrlKey) {
if (pathsRemoved.length) {
var lastPath = pathsRemoved[pathsRemoved.length - 1];
path = new Path.Ellipse({
x: lastPath.x,
y: lastPath.y,
width: lastPath.width,
height: lastPath.height,
fillColor: lastPath.fillColor,
strokeColor: lastPath.strokeColor
});
pathsCreated.push(path);
pathsRemoved.pop();
}
}
if (key === 'Q') {
document.getElementById("range").setAttribute("value", Math.min(range + 3, 200));
}
if (key === 'A') {
document.getElementById("range").setAttribute("value", Math.max(range - 3, 1));
}
}
document.querySelector("#clear").addEventListener("click", function () {
location.reload();
})
document.querySelector("#eraser").addEventListener("click", function (event) {
isEraser = !isEraser;
if (isEraser) {
event.target.innerText = "Pen";
}
else {
event.target.innerText = "Eraser";
}
})
</script>
</script>
<div>
<script>
function createDownload() {
const downloadURL = document.getElementById('myCanvas').toDataURL();
document.getElementById('downloadLink').href = downloadURL;
}
</script>
</head>
<body style="cursor: pointer">
<nav id="navbar">
<a class="nav-link" href="index.html">Home</a>
<a class="nav-link" href="simplePen.html">Simple Pad</a>
<a class="nav-link" href="rectangle.html">Rectangle Pad</a>
<a class="nav-link" href="circle.html">Circle Pad</a>
<a class="nav-link active" href="ellipse.html">Ellipse Pad</a>
</nav>
<div style="padding: 10px 20px">
<strong><label for="color">Background Color : </label></strong>
<input type="color" name="" id="bgcolor" />
<strong><label for="color">Border Color : </label></strong>
<input type="color" name="" id="color" />
<strong><label for="fillColor">Fill Color : </label></strong>
<input type="color" name="" id="fillColor" value="#eeeeee" />
<strong><label for="range">Size</label></strong>
<input type="range" name="" id="range" min="1" max="50">
<a id='downloadLink' download="canvas.jpg" onclick="createDownload()" class="btn btn-secondary" style="float: right" > Save </a>
<button id="clear" class="btn btn-secondary" style="float: right">Clear Screen</button>
<button id="eraser" class="btn btn-secondary" style="float: right">Eraser</button>
</div>
<canvas id="myCanvas" resize></canvas>
</body>
</html>