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Improves example #4

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Improves example #4

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67 changes: 61 additions & 6 deletions hersheyexample.html
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Original file line number Diff line number Diff line change
Expand Up @@ -7,41 +7,71 @@
<style type="text/css">
body {
font-family: sans-serif;
max-width: 640px;
}

fieldset {
position: absolute;
left: 440px;
background-color: #fff;
}

fieldset input, fieldset select {
margin-bottom: 1em;
display: block;
min-width: 200px;
}

textarea {
width: 100%;
height: 300px;
}

#fonttext {
font-size: 1.25em;
width: 100%;
}

#fontselect {
height: 8em;
font-size: 0.75em;
}

#main {
padding: 1em;
}

button {
height: 3em;
font-size: 1em;
}

.hidden {
display: none;
}
</style>
</head>
<body>
<fieldset><legend>Options</legend>
<fieldset>
<!-- <legend>Options</legend> -->
<label for="fonttext">Input text:</label>
<input id="fonttext" type="text" value="Hello World!">

<label for="fontselect">Font:</label>
<select id="fontselect">
<option id="loading">Loading Fonts...</option>
</select>
<button type="button" id="downloadSvgButton">Download SVG</button>
</fieldset>

<div id="main" >
<svg xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink" width="450" height="280"></svg>
xmlns:xlink="http://www.w3.org/1999/xlink" width="640" height="280"></svg>
</div>

<label>Raw SVG content of text</label><br>
<textarea></textarea>
<a id="showRaw" href="">Show raw SVG content</a>
<div id="rawContent">
<label class="hidden">Raw SVG content of text</label><br>
<textarea class="hidden"></textarea>
</div>

<script type="text/javascript">

Expand All @@ -55,6 +85,7 @@
for (let id in fonts) {
$('<option>').text(fonts[id].name).val(id).appendTo('#fontselect');
}
$('#fontselect')[0].value= "futural";

$('#fontselect').change(function() {
$('#textexample').remove(); // Kill the old one (if any)
Expand All @@ -81,8 +112,32 @@
$('input').on('input', function(e){
$('#fontselect').change();
});

$('#showRaw').on('click', function(event){
event.preventDefault();
$('#showRaw').addClass('hidden');
$('#rawContent *').removeClass('hidden');
});

$('#downloadSvgButton').on('click', exportSVG);
});

function exportSVG() {
let string = $('#main svg')[0].outerHTML; // raw svg
// console.log(string)
if (!string) return;
let blob = new Blob([string], {type: "image/svg+xml;charset=utf-8"});
let url = window.URL.createObjectURL(blob);
let a = document.createElement("a");
a.href = url;
a.download = truncate($('#fonttext').val().replace(/[^a-z0-9]/gi, '_').toLowerCase(), 100); // download file name
a.click();
window.URL.revokeObjectURL(url);
}

function truncate(str, n){
return (str.length > n) ? str.substr(0, n-1) : str;
};

/**
* Render a string of text in a Hershey engraving font to a given SVG element
Expand Down