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index.html
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<!DOCTYPE html>
<html>
<body>
<link href="https://fonts.googleapis.com/css?family=Source+Code+Pro&display=swap" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/opentype.js@latest/dist/opentype.min.js"></script>
<script src="libs/paper-full.js"></script>
<style>
#demo, #demo2 {
font-family: 'Source Code Pro';
width:50%;
}
#drop_zone {
border: 5px solid blue;
width: 200px;
height: 100px;
}
</style>
<input id="file" type="file">
<p id="demo"></p>
<br>
<p id="demo2"></p>
<canvas id="canvas" width="2000px" height="1000px"></canvas>
<script>
paper.install(window);
window.onload = function() {
var fontjson;
function onReadFile(e) {
// document.getElementById('font-name').innerHTML = '';
var file = e.target.files[0];
var reader = new FileReader();
reader.onload = function(e) {
try {
font = opentype.parse(e.target.result, {lowMemory:true});
onFontLoaded(font);
console.log('');
} catch (err) {
console.log(err.toString());
if (err.stack) console.log(err.stack);
throw(err);
}
};
reader.onerror = function(err) {
console.log(err.toString());
};
reader.readAsArrayBuffer(file);
}
var fontFileName = 'fonts/SourceCodePro-Bold.otf';
var fileButton = document.getElementById('file');
fileButton.addEventListener('change', onReadFile, false);
opentype.load(fontFileName, function(err, font) {
var amount, glyph, ctx, x, y, fontSize;
if (err) {
console.log(err.toString());
return;
}
onFontLoaded(font);
}, {lowMemory:true});
function onFontLoaded(font) {
window.font = font;
console.log(font.names.fontFamily);
console.log(font);
var fontFamily = font.names.postScriptName.en;
//var fontFamily = font.names.fullName.en;
// fontFamily = fontFamily.replace(/\s+/g, '');
// // document.getElementById("demo").style.fontFamily = fontFamily;
// fontFamily += '-';
// fontFamily += font.names.fontSubfamily.en;
// // fontFamily = fontFamily.replace(/\s+/g, '');
// // console.log(fontFamily);
fontFamily = fontFamily.replace(/\s+/g, '');
document.getElementById("demo").style.fontFamily = fontFamily;
//document.getElementById("demo2").style.fontFamily = fontFamily;
fontjson = font.tables.cmap.glyphIndexMap;
fontList = font.tables.post.glyphNameIndex;
var demo = document.getElementById("demo");
// demo.removeChild(demo.childNodes[0]);
clearNode(demo);
var ctx = document.getElementById('canvas');
paper.setup(ctx);
// Construct a Path object containing the letter shapes of the given text.
// The other parameters are x, y and fontSize.
// Note that y is the position of the baseline.
var text = getUrlParam('text', "Hello, World!")
var size = getUrlParam('size', 300)
var path = font.getPath(text, 0, size, size);
var svgData = path.toSVG();
console.log(svgData);
var paperpath;
paper.project.importSVG(svgData, {
expandShapes: true,
onLoad: function(item) {
console.log(item);
paperpath = item;
}});
paperpath.strokeColor = 'black';
paperpath.selected = true;
paperpath.fullySelected = true;
paperpath.style = {
//fillColor: new Color(1, 0, 0),
selectedColor: new Color(0, 0, 0, 1),
//strokeWidth: 5
};
//paperpath.selectedColor = 'black';
// If you just want to draw the text you can also use font.draw(ctx, text, x, y, fontSize).
//path.draw(ctx);
view.draw();
myFunction(font);
}
// function dragOverHandler(ev) {
// console.log('File(s) in drop zone');
// // Prevent default behavior (Prevent file from being opened)
// ev.preventDefault();
// }
// function dropHandler(ev) {
// console.log('File(s) dropped');
// // Prevent default behavior (Prevent file from being opened)
// ev.preventDefault();
// if (ev.dataTransfer.items) {
// // Use DataTransferItemList interface to access the file(s)
// for (var i = 0; i < ev.dataTransfer.items.length; i++) {
// // If dropped items aren't files, reject them
// if (ev.dataTransfer.items[i].kind === 'file') {
// var file = ev.dataTransfer.items[i].getAsFile();
// console.log('... file[' + i + '].name = ' + file.name);
// var font = opentype.parse(file,{lowMemory:true});
// opentype.load(font, function(err, font) {
// if (err) {
// alert('Font could not be loaded: ' + err);
// } else {
// // Now let's display it on a canvas with id "canvas"
// var ctx = document.getElementById('canvas').getContext('2d');
// // Construct a Path object containing the letter shapes of the given text.
// // The other parameters are x, y and fontSize.
// // Note that y is the position of the baseline.
// var path = font.getPath('Hello, World!', 0, 150, 72);
// // If you just want to draw the text you can also use font.draw(ctx, text, x, y, fontSize).
// path.draw(ctx);
// }
// });
// }
// }
// } else {
// // Use DataTransfer interface to access the file(s)
// for (var i = 0; i < ev.dataTransfer.files.length; i++) {
// console.log('... file[' + i + '].name = ' + ev.dataTransfer.files[i].name);
// }
// }
// }
myFunction();
function myFunction(font) {
var json = fontjson;
console.log('hello');
for(var key in json) {
var res = String.fromCharCode(key);
// var res = String.fromCharCode(fontList[i]);
//console.log(key);
var node = document.createTextNode(res+" ");
var para = document.createElement("span");
para.appendChild(node);
document.getElementById("demo").appendChild(para);
}
//document.getElementById("demo").innerHTML = res;
// Now let's display it on a canvas with id "canvas"
}
function clearNode(node, clone = true) {
let emptyNode;
if (clone) {
emptyNode = node.cloneNode();
node.parentNode.replaceChild(emptyNode, node);
node = emptyNode;
}
else {
while (node.hasChildNodes()) {
node.removeChild(node.firstChild);
}
emptyNode = node;
}
return emptyNode;
}
function myFunction2() {
var json = fontjson;
console.log('hello');
// for (var i = 0; i < fontList.length; i++) {
//document.getElementById("demo").innerHTML = res;
}
}
function getUrlParam(parameter, defaultvalue){
var urlparameter = defaultvalue;
if(window.location.href.indexOf(parameter) > -1){
urlparameter = getUrlVars()[parameter];
}
return urlparameter;
}
function getUrlVars() {
var vars = {};
var parts = window.location.href.replace(/[?&]+([^=&]+)=([^&]*)/gi, function(m,key,value) {
vars[key] = value;
});
return vars;
}
</script>
<!-- <div id="drop_zone" ondrop="dropHandler(event);" ondragover="dragOverHandler(event);">
<p>Drag one or more files to this Drop Zone ...</p>
</div> -->
</body>
</html>