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<html>
<head>
<meta name="viewport" content="width=device-width,
initial-scale=1.0,maximum-scale=1.0" />
<style type="text/css">
canvas {
border: 1px solid black;
width: 700px;
height: 700px;
}
</style>
<script type="text/javascript">
function TagCloud(w, h, context) {
"use strict";
this.ctx = context;
this.canvasWidth = w;
this.canvasHeight = h;
this.fontSize = this.canvasHeight / 3;
this.shape = "rectangle";
}
TagCloud.prototype.setShape = function () {
this.shape = "circle";
};
TagCloud.prototype.render = function (tags) {
this.ctx.textBaseline = "top";
tags.forEach(function (tag) {
this.placeTag(tag[0]);
}, this);
};
TagCloud.prototype.placeTag = function (tag) {
var placement;
while (!(placement = this._getNonOverlappingPlaceWithBestSize(
this.fontSize, tag)))
this.fontSize *= 0.9;
this.ctx.fillStyle = this._getRandomColor();
this.ctx.fillText(tag, placement.x, placement.y);
};
TagCloud.prototype._getNonOverlappingPlaceWithBestSize =
function (fontSize, tag) {
this.ctx.font = "" + fontSize + "pt " + "Arial";
var lineHeight=this.getLineHeight(fontSize);
var tagWidth = this.ctx.measureText(tag).width;
var base = new BasePlacement(
(this.canvasWidth - tagWidth) * Math.random(),
(this.canvasHeight - lineHeight) * Math.random(),
lineHeight
);
var placement;
/* jshint ignore:start */
while (placement = base.nextPlaceToTry()) {
if (this._isPlaceEmpty(placement, tagWidth, lineHeight))
break;
}
/* jshint ignore:end */
return placement;
};
TagCloud.prototype.getLineHeight = function (fontSize) {
return this.ctx.measureText('M').width * 1.2;
}
TagCloud.prototype._getRandomColor = function (){
var colors = ["aqua", "black", "blue", "fuchsia", "gray", "green",
"lime", "maroon", "navy", "olive", "orange", "purple",
"red", "silver", "teal"];
return colors[Math.floor(colors.length * Math.random())];
};
TagCloud.prototype._isPlaceEmpty = function (placement, width, height) {
if (placement.x < 0 || placement.y < 0 || placement.x + width >
this.canvasWidth || placement.y + height > this.canvasHeight)
return false;
var pix = this.ctx.getImageData(
placement.x, placement.y, width, height).data;
for (var i = 0, n = pix.length; i < n; i += 4)
if (pix[i+3])
return false;
return [[placement.x, placement.y],
[placement.x + width, placement.y],
[placement.x, placement.y + height],
[placement.x + width, placement.y + height]].every(
function(pos) {
var a = this.canvasWidth / 2;
var b = this.canvasHeight / 2;
var X = pos[0] - a;
var Y = pos[1] - b;
return (X * X / a / a + Y * Y / b / b < 1);
}, this);
};
TagCloud.prototype.getCoverage = function () {
var pix = this.ctx.getImageData(
0, 0, this.canvasWidth, this.canvasHeight).data;
var pixCount = 0;
for (var i = 0, n = pix.length; i < n; i += 4) {
if (pix[i+3])
pixCount++;
}
return pixCount * 100 / this.canvasWidth / this.canvasHeight;
};
function BasePlacement(x, y, h) {
var baseX = x,
baseY = y,
scale = h,
tryNumber = 0;
this.nextPlaceToTry = function() {
if (tryNumber < this._spiralOffsets.length)
return {
x : baseX + this._spiralOffsets[tryNumber][0] * scale,
y : baseY + this._spiralOffsets[tryNumber++][1] * scale
};
};
}
function generateSpiralOffsets() {
var spiralOffsets = [];
var radius = 0;
var dr = 0.2;
for (var i = 0; radius < 40; i+=0.4, radius += dr) {
spiralOffsets.push([
radius * Math.sin(i),
radius * Math.cos(i)
]);
}
return spiralOffsets;
}
BasePlacement.prototype._spiralOffsets = generateSpiralOffsets();
</script>
<script type="application/javascript">
function draw() {
var canvas = document.getElementById("canvas");
if (canvas.getContext) {
var ctx = canvas.getContext("2d");
// scale 2x
if(window.devicePixelRatio == 2) {
canvas.setAttribute('width', canvas.width * 2);
canvas.setAttribute('height', canvas.height * 2);
}
var tagCloud = new TagCloud(canvas.width,
canvas.height, ctx);
tagCloud.render([ ["token", 350],
["context", 117],
["_state", 90],
["0", 59],
["tokens", 55],
["reader", 52],
["1", 49],
["doc", 45],
["elif", 44],
["_state_global", 38],
["not", 38],
["r", 36],
["yield", 36],
["next", 34],
["__init__", 33],
["current_function", 32],
["None", 32],
["filename", 28],
["CodeReader", 26],
["appendChild", 26],
["@", 23],
["or", 23],
["result", 23],
["parser", 23],
["ext", 22],
["_", 22],
["item", 21],
["name", 20],
["print", 20],
["re", 19],
["dest", 19],
["option", 18],
["func", 18],
["add_argument", 18],
["len", 17],
["help", 17],
["extensions", 17],
["source_file", 16],
["object", 16],
["start_new_function", 15],
["True", 15],
["options", 15],
["function_list", 15],
["super", 15],
["append", 14],
["measure", 14],
["and", 14],
["source_code", 14],
["set", 14],
["macro", 14],
["createElement", 14],
["default", 14],
["join", 13],
["str", 13],
["startswith", 13],
["nloc", 13],
["opt", 13],
["False", 13],
["add_to_function_name", 13],
["warning", 13],
["f", 12],
["CLikeReader", 12],
["count", 12],
["whitelist", 11],
["pass", 11],
["warning_count", 11],
["action", 11],
["language_names", 11],
["__call__", 11],
["x", 11],
["CodeStateMachine", 11],
["fun", 11],
["sys", 11],
["%", 11],
["k", 10],
["staticmethod", 10],
["thresholds", 10],
["generate_tokens", 10],
["LizardExtension", 10],
["warnings", 10],
["add_to_long_function_name", 10],
["val", 10],
["prefix", 9],
["brace_count", 9],
["app", 9],
["write", 9],
["_state_function", 9],
["number", 9],
["white", 9],
["scheme", 9],
["read_inside_brackets_then", 9],
["last_token", 9],
["conditions", 9],
["hasattr", 9],
["_state_dec_to_imp", 9],
["file_nr", 9],
["fileinfo", 9],
["code_reader", 9],
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["callback", 8],
["lambda", 8],
["cyclomatic_complexity", 8],
["_saved_tokens", 8],
["script", 8],
["2", 8],
["paths", 8],
["except", 8],
["module_info", 8],
["CCppCommentsMixin", 8],
["cnt", 8],
["createTextNode", 8],
["try", 7],
["sum", 7],
["current_line", 7],
["function_builder", 7],
["verbose", 7],
["start_line", 7],
["end_of_function", 7],
["sub_state", 7],
["clike", 7],
["setAttribute", 7],
["function_stack", 7],
["label", 7],
["if_stack", 7],
["js_style_regex_expression", 7],
["long_name", 7],
["newline", 7],
["RubyStateMachine", 7],
["languages", 6],
["namespaces", 6],
["value2", 6],
["replace", 6],
["ObjCReader", 6],
["value3", 6],
["value1", 6],
["type", 6],
["text1", 6],
["root", 6],
["parameter", 6],
["captions", 6],
["_state_imp", 6],
["state", 6],
["argv", 6],
["current_indent", 6],
["pathname", 6],
["working_threads", 6],
["add_condition", 6],
["parameters", 6],
["getattr", 6],
["key", 6],
["pop", 6],
["property", 6],
["html_file", 6],
["t", 6],
["extension", 6],
["os", 6],
["files", 6],
["all_fun", 6],
["int", 6],
["preprocess", 5],
["_IMP", 5],
["_create_labeled_value_item", 5],
["isalpha", 5],
["get_reader_for", 5],
["isspace", 5],
["is_newline", 5],
["bracket_stack", 5],
["JavaReader", 5],
["open", 5],
["last_tokens", 5],
["file_name", 5],
["nloc_in_functions", 5],
["all_functions", 5],
["token_count", 5],
["get", 5],
["IGNORED_WORDS", 5],
["function_name", 5],
["ScriptLanguageMixIn", 5],
["value", 5],
["compile", 5],
["match", 5],
["lans", 5],
["existing", 4],
["html_output", 4],
["saved", 4],
["JavaScriptReader", 4],
["file_total_funcs", 4],
["list", 4],
["stderr", 4],
["br_count", 4],
["text2", 4],
["text3", 4],
["pieces", 4],
["else_count", 4],
["group", 4],
["file_total_ccn", 4],
["_state_initialization_list", 4],
["SwiftReader", 4],
["decorator", 4],
["RubyReader", 4],
["exts", 4],
["leading_space", 4],
["PythonReader", 4],
["forgive", 4],
["_function", 4],
["_dec", 4],
["saved_token", 4],
["end_state", 4],
["lizard_ext", 4],
["first_return", 4],
["START_NEW_FUNCTION", 4],
["summary", 4],
["exclude_pattern", 4],
["full_path_name", 4],
["itertools", 4],
["comment", 4],
["raise", 4],
["print_result", 4],
["addition", 4],
["ImportError", 4],
["TTCNReader", 4],
["fhash", 4],
["s", 4],
["read", 4],
["split", 4],
["_state_dec", 4],
["CCN", 4],
["tilde", 4],
["previous", 4],
["file_analyzer", 4],
["average_ncss", 4],
["format", 4],
["sorting", 4],
["end_line", 4],
["code_infos", 4],
["functions_average", 4],
["file_total_ncss", 4],
["float", 4],
["strip", 4],
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["_def_continue", 4],
["eof", 4],
["add_to_long_name", 3],
["labels", 3],
["END_OF_FUNCTION", 3],
["_close_functions", 3],
["_state_entering_imp", 3],
["_INPUT", 3],
["brs", 3],
["value4", 3],
["print_function", 3],
["_state_objc_dec", 3],
["_state_objc_dec_begin", 3],
["read_until_then", 3],
["values", 3],
["fnmatch", 3],
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["lan", 3],
["_local_variables", 3],
["_function_name", 3],
["FileAnalyzer", 3],
["OutputScheme", 3],
["no_fields", 3],
["FunctionInfo", 3],
["StopSplitting", 3],
["warn_str", 3],
["_global_state", 3],
["indent", 3],
["parse_args", 3],
["length", 3],
["DEFAULT_MAX_FUNC_LENGTH", 3],
["potential_type", 3],
["function_info", 3],
["hashlib", 3],
["total_func_ncss", 3],
["global_pseudo_function", 3],
["_expect_function_impl", 3],
["code_md5", 3],
["null", 3],
["_DEC", 3],
["_def", 3],
["printer", 3],
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["DEFAULT_WHITELIST", 3],
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["get_comment_from_token", 3],
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["get_extensions", 3],
["exit", 3],
["prog", 3],
["to_exit", 3],
["DEFAULT_CCN_THRESHOLD", 3],
["parameter_bracket_close", 3],
["_state_operator", 3],
["__future__", 3],
["file_infos", 3],
["splitlines", 3],
["total_func_ccn", 3],
["HTML_FILENAME", 3],
["add_nloc", 3],
["_STATE", 3],
["regx_regx", 3],
["hash_set", 3],
["FUNCTION_CAPTION", 3],
["leading_by_word", 3],
["mapmethod", 2],
["code", 2],
["results", 2],
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["_state_operator_next", 2],
["VERSION", 2],
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["condition", 2],
["subcall", 2],
["ArgumentError", 2],
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["option_strings", 2],
["_field", 2],
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["threads", 2],
["_GLOBAL", 2],
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["import_module", 2],
["file_summary", 2],
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["read_until_then_token", 2],
["abspath", 2],
["_PROCESS", 2],
["webbrowser", 2],
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["M", 2],
["**", 2],
["dom", 2],
["_if", 2],
["_def_parameters", 2],
["exclude_patterns", 2],
]);
}
}
</script>
</head>
<body onload="draw();">
<canvas id="canvas" width="700" height="700"></canvas>
</body>
</html>
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