example4.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>