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Yamozha
2021-04-02 02:24:13 +03:00
parent c23950b545
commit 7256d79e2c
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node_modules/jimp/browser/examples/example1.html generated vendored Normal file
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<!DOCTYPE html>
<html>
<head>
<title>Jimp browser example 1</title>
</head>
<body>
<h1> Demonstrates loading a local file using Jimp on the main thread </h1>
<script src="../lib/jimp.min.js"></script>
<script>
Jimp.read("https://upload.wikimedia.org/wikipedia/commons/0/01/Bot-Test.jpg").then(function (lenna) {
lenna.resize(256, Jimp.AUTO) // resize
.quality(60) // set JPEG quality
.greyscale() // set greyscale
.getBase64(Jimp.AUTO, function (err, src) {
var img = document.createElement("img");
img.setAttribute("src", src);
document.body.appendChild(img);
});
});
</script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Jimp browser example 2</title>
</head>
<body>
<h1> Demonstrates loading a relative file using Jimp on a WebWorker thread </h1>
<script>
var worker = new Worker("jimp-worker.js");
worker.onmessage = function (e) {
var img = document.createElement("img");
img.setAttribute("src", e.data);
document.body.appendChild(img);
};
worker.postMessage("lenna.png");
</script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Jimp browser example 3</title>
</head>
<body>
<h1> Demonstrates loading a local file using Jimp on a WebWorker thread </h1>
<p><input type="file" onchange="newFiles(this);" /></p>
<script>
function newFiles(element){
for (var i=0; i<element.files.length; i++) {
readFileAndProcess(element.files[i]);
}
function readFileAndProcess(readfile){
var reader = new FileReader();
reader.addEventListener("load", function(){
var worker = new Worker("jimp-worker.js");
worker.onmessage = function (e) {
var img = document.createElement("img");
img.setAttribute("src", e.data);
document.body.appendChild(img);
};
worker.postMessage(this.result);
});
reader.readAsArrayBuffer(readfile);
}
}
</script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<title>Jimp browser example 4</title>
</head>
<body>
<h1> Demonstrates how to write a text over an image </h1>
<script src="../lib/jimp.js"></script>
<img id="pic" style="float: left; margin: 0px 20px 5px 0px;">
<script>
function writePic() {
Jimp.read("lenna.png")
.then(function (lenna) {
var fntName = "FONT_SANS_"+fntSize.value+"_"+txtColor.value;
var x = parseInt(txtX.value);
var y = parseInt(txtY.value);
var w = parseInt(txtW.value);
console.log()
Jimp.loadFont(Jimp[fntName]).then(function (font) {
lenna.print(font, x, y, txtField.value, w)
.getBase64(Jimp.AUTO, function (err, src) {
if (err) {
alert(err.message);
throw err;
}
pic.setAttribute("src", src);
});
}).catch(function (err) { throw err });
})
.catch(function (err) {
alert("Image load fail.\n"+err.message)
throw err;
});
return false;
}
writePic();
</script>
<textarea rows="4" cols="80" id="txtField">Hi! I'm Lenna.</textarea>
<br> <label>Size: <select id="fntSize">
<option>8</option>
<option>16</option>
<option>32</option>
<option>64</option>
<option>128</option>
</select></label>
<br> <label>Color: <select id="txtColor">
<option>BLACK</option>
<option>WHITE</option>
</select></label>
<br> <label>pos X: <input id="txtX" value="0" size="3">px</label>
<br> <label>pos Y: <input id="txtY" value="0" size="3">px</label>
<br> <label>max Width: <input id="txtW" value="400" size="3">px</label>
<br> <input type="button" id="btWrite" onclick="writePic(); return false" value="Write">
</body>
</html>

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node_modules/jimp/browser/examples/jimp-worker.js generated vendored Normal file
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/* eslint-env worker */
/* global Jimp */
importScripts('../lib/jimp.min.js');
self.addEventListener('message', e => {
Jimp.read(e.data).then(lenna => {
lenna
.resize(256, Jimp.AUTO) // resize
.quality(60) // set JPEG quality
.greyscale() // set greyscale
.getBase64(Jimp.AUTO, (err, src) => {
if (err) throw err;
self.postMessage(src);
self.close();
});
});
});

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<!DOCTYPE html>
<html>
<head>
<title>Jimp browser example 1</title>
</head>
<body>
<!-- Demonstrates loading a local file using Jimp on the main thread -->
<script src="../lib/jimp.min.js"></script>
<script>
function dropShadow(x, y, b, a) {
var img = new Jimp(this.bitmap.width + Math.abs(x*2) + (b*2), this.bitmap.height + Math.abs(y*2) + (b*2));
var orig = this.clone();
this.scan(0, 0, this.bitmap.width, this.bitmap.height, function (x, y, idx) {
this.bitmap.data[ idx + 0 ] = 0;
this.bitmap.data[ idx + 1 ] = 0;
this.bitmap.data[ idx + 2 ] = 0;
this.bitmap.data[ idx + 3 ] = this.bitmap.data[ idx + 3 ] * a;
});
// this.resize(this.bitmap.width + Math.abs(x) + b, this.bitmap.height + Math.abs(y) + b);
var x1 = Math.max(x * -1, 0) + b;
var y1 = Math.max(y * -1, 0) + b;
img.composite(this, x1, y1);
img.blur(b);
img.composite(orig, x1 - x, y1 - y);
//img.autocrop();
return img;
}
Jimp.read("dice.png").then(function (img) {
console.log(img.getMIME(), img.getExtension());
var img = dropShadow.call(img, 20, 20, 20, 0.3)
img.getBase64(Jimp.AUTO, function (err, src) {
var img = document.createElement("img");
img.setAttribute("src", src);
document.body.appendChild(img);
});
});
</script>
</body>
</html>