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rebuilt #31

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merged 1 commit into from
Oct 6, 2023
Merged

rebuilt #31

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50,047 changes: 50,046 additions & 1 deletion dist/canvas2pdf.js
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126 changes: 112 additions & 14 deletions dist/index.html
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Original file line number Diff line number Diff line change
@@ -1,16 +1,114 @@
<!DOCTYPE html>
<!doctype html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="user-scalable=no, width=device-width, initial-scale=1, maximum-scale=1">
<title>Test</title>
<script src="/index.07ea7aca.js" defer=""></script>
</head>
<body>
<div>
<canvas id="canvas-output" width="600" height="600"></canvas>
</div>
<textarea id="pdf-text"></textarea>
</body>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="user-scalable=no, width=device-width, initial-scale=1, maximum-scale=1">
<title>Canvas2PDF Demo</title>
<script src="/index.5baa4167.js" defer=""></script>
</head>
<body>
<h1>Canvas2PDF Demo</h1>
<div>
<label for="example_picker">Load Example:</label><select id="example_picker">
<option value="editor_source">Clock</option>
<option value="image_example">Image</option>
</select>
</div>
<hr>
<div style="width: 600px">
<button style="float: right" id="redraw">Redraw</button>
</div>
<br>
<textarea id="editor_source" style="width: 600px; height: 400px">
// from https://www.w3schools.com/graphics/tryit.asp?filename=trycanvas_clock_hands
var radius = 200;
ctx.translate(radius, radius);
radius = radius * 0.90
drawClock();
ctx.end();

function drawClock() {
drawFace(ctx, radius);
drawNumbers(ctx, radius);
drawTime(ctx, radius);
}

function drawFace(ctx, radius) {
var grad = ctx.createRadialGradient(0,0,radius*0.95, 0,0,radius*1.05);
grad.addColorStop(0, '#333');
grad.addColorStop(0.5, 'white');
grad.addColorStop(1, '#333');
ctx.strokeStyle = grad;
ctx.lineWidth = radius*0.1;
ctx.arc(0, 0, radius, 0, 2*Math.PI);

ctx.stroke();
ctx.beginPath();
ctx.arc(0, 0, radius*0.1, 0, 2*Math.PI);
ctx.fillStyle = '#333';
ctx.fill();
}

function drawNumbers(ctx, radius) {
var ang;
var num;
ctx.font = radius*0.15 + "px Helvetica";
ctx.textBaseline="middle";
ctx.textAlign="center";
for(num = 1; num < 13; num++){
ang = num * Math.PI / 6;
ctx.rotate(ang);
ctx.translate(0, -radius*0.85);
ctx.rotate(-ang);
ctx.fillText(num.toString(), 0, 0);
ctx.rotate(ang);
ctx.translate(0, radius*0.85);
ctx.rotate(-ang);
}
}

function drawTime(ctx, radius){
var now = new Date();
var hour = now.getHours();
var minute = now.getMinutes();
var second = now.getSeconds();
//hour
hour=hour%12;
hour=(hour*Math.PI/6)+
(minute*Math.PI/(6*60))+
(second*Math.PI/(360*60));
drawHand(ctx, hour, radius*0.5, radius*0.07);
//minute
minute=(minute*Math.PI/30)+(second*Math.PI/(30*60));
drawHand(ctx, minute, radius*0.8, radius*0.07);
// second
second=(second*Math.PI/30);
drawHand(ctx, second, radius*0.9, radius*0.02);
}

function drawHand(ctx, pos, length, width) {
ctx.beginPath();
ctx.lineWidth = width;
ctx.lineCap = "round";
ctx.moveTo(0,0);
ctx.rotate(pos);
ctx.lineTo(0, -length);
ctx.stroke();
ctx.rotate(-pos);
}
</textarea>

<textarea id="image_example" style="display: none">
var image = new Image();
image.crossOrigin = 'Anonymous';
image.src = 'https://upload.wikimedia.org/wikipedia/commons/thumb/1/17/Tiger_in_Ranthambhore.jpg/220px-Tiger_in_Ranthambhore.jpg';
image.onload = function () {
ctx.drawImage(image, 0, 0);
ctx.end();
};
</textarea>

<iframe style="border: 1px solid #000" width="600" height="400"> </iframe>
</body>
</html>