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documentation.html
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<html>
<head>
<link rel="stylesheet" type="text/css" href="css/XNSDiagram.css" />
<script type="application/javascript" src="js/html2canvas.js"></script>
<script type="application/javascript" src="js/Enumeration.js"></script>
<script type="application/javascript" src="js/ClassConstructor.js"></script>
<script type="application/javascript" src="js/BaseDiagram.js"></script>
<script type="application/javascript" src="js/DiagramObject.js"></script>
<script type="application/javascript" src="js/XNSDiagram.js"></script>
<style>
body {
font-family: helvetica, arial, sans-serif;
}
h1 {
padding: 10pt;
font-size: 24pt;
}
h2 {
padding: 10;
}
h1.external, h2.external, h3.external, p.external {
padding-top: 15pt;
padding-bottom: 5pt;
}
h2.external {
font-size: 20pt;
}
h3.external {
font-size: 14pt;
}
p.external {
padding: 10pt;
font-size: 12pt;
}
#diagramContainer {
display: block;
padding: 10pt;
max-width: 640px;
}
hr.external {
height: 1pt;
background-color: #CCC;
margin-top: 20pt;
margin-bottom: 10pt;
border: none;
}
pre.external {
border: solid 1px #CCC;
padding: 10pt;
box-sizing: border-box;
background-color: #FFA;
}
.diabox, image.output {
border: solid 1px #F00;
}
</style>
<script>
window.onload = function () {
var mainbox = document.getElementById("diagramContainer");
var xnsd = new XNSDiagram();
var declaration;
function insertHeader(elem, description) {
var title = document.createElement("h2");
title.className = "external";
title.innerHTML = description + "<br/> ";
elem.appendChild(title);
}
function insertStructureExample(elem, declaration) {
var title = document.createElement("h3");
title.className = "external";
title.innerHTML = "Estructura de definición (JSON)";
elem.appendChild(title);
var block = document.createElement("pre");
block.className = "external";
block.innerHTML = JSON.stringify(declaration, null, 4);
elem.appendChild(block);
var hr = document.createElement("hr");
hr.className = "external";
elem.appendChild(hr);
}
function insertExample(title, obj) {
insertHeader( mainbox, title);
var diabox = document.createElement("div");
diabox.className = "diabox";
mainbox.appendChild(diabox);
var diagram = xnsd.render(diabox, (obj.statements) ? obj : { "statements": [ obj ] });
diagram.createImage(function(img) {
img.className = "output";
mainbox.appendChild(img);
} );
insertStructureExample(mainbox, obj);
}
// general structure, including method declaration
insertExample(
"Estructura general, incluyendo la declaración del método y sus variables",
{
"declaration": {
"modifiers": "[visibilidad] [static]",
"type": "tipoDeDato / void",
"class": "Class",
"name": "nombreMetodo",
"arguments": [
{ "type": "tipo", "name": "arg1" },
{ "type": "tipo", "name": "arg2" },
{ "type": "...", "name": "..." },
{ "type": "tipo", "name": "argN" },
],
"throws": ["ExceptionName1", "..."]
},
"localVars": [
{ "type": "tipo", "name": "var1" },
{ "type": "tipo", "name": "var2" },
{ "type": "", "name": "..." },
{ "type": "tipo", "name": "varN" }
],
"statements": [ {
"type": "block",
"data": { "content": "bloque de instrucciones" }
}
]});
// assignament example
insertExample(
"Asignación (type = 'assignment')",
{ "type": "assignment", "data": { "variable": "variable", "value": "valor o expresión" } });
// output example
insertExample(
"Output (type = 'output')",
{ "type": "output", "data": { "message": "valor o expresión" } });
// input example
insertExample(
"Input (type = 'input')",
{
"localVars": [
{ "type": "[tipo de dato]", "name": "variable" }
],
"statements": [
{ "type": "input", "data": { "variable": "variable" } }
]
});
// call example
insertExample(
"Llamada a método o subrutina (type = 'call')",
{ "type": "call", "data": { "statement": "[objeto.]metodo([argumentos...])" } });
// return example
insertExample(
"Return (type = 'return')",
{ "type": "return", "data": { "value": "valor o expresión" } });
// if example
insertExample(
"If (type = 'if' or 'conditional')",
{ "type": "if",
"data": { "condition": "variable o expresión lógica",
"then": [ { "type": "output", "data": { "message": "\"es verdad\"" } } ],
"else": [ { "type": "output", "data": { "message": "\"es falso\"" } } ]
}
});
// switch example
insertExample(
"Switch (type = 'switch'), cada opcion puede ser 'value' o 'case', es indistinto",
{
"type": "switch",
"data": {
"expression": "variable o expresión enumerable",
"options": [
{
"case": "A",
"statements": [
{
"type": "output",
"data": {
"message": '"lo que hago si vale A"'
}
},
{
"type": "break"
}
]
},
{
"case": "B",
"statements": [
{
"type": "output",
"data": {
"message": '"lo que hago si vale B"'
}
},
{
"type": "break"
}
]
},
{
"case": "default",
"statements": [
{
"type": "output",
"data": {
"message": '"lo que hago si vale por default"'
}
}
]
}
]
}
});
// while loop example
insertExample(
"While (type = 'while') (con inicialización previa)",
{ "statements": [
{
"type": "assignment",
"data": {
"variable": "variableDeControl",
"value": "valor inicial"
}
},
{
"type": "while",
"data": {
"condition": "condición de permanencia",
"statements": [
{
"type": "call",
"data": {
"statement": "proceso(...)"
}
},
{
"type": "assignment",
"data": {
"variable": "variableDeControl",
"value": "valor de actualización"
}
}
]
}
}
] });
// while loop example
insertExample(
"Do-while (type = 'dowhile') (con inicialización previa)",
{
"statements": [
{
"type": "dowhile",
"data": {
"condition": "condición de permanencia",
"statements": [
{
"type": "assignment",
"data": {
"variable": "variableDeControl",
"value": "actualizacion"
}
},
{
"type": "call",
"data": {
"statement": "proceso(...)"
}
}
]
}
}
]
});
// for example
insertExample(
"For (type = 'for')",
{
"type": "for",
"data": {
"control": {
"variable": "variable",
"start": "valorInicio",
"stop": "valorFinal",
"step": "paso"
},
"statements": [
{
"type": "output",
"data": {
"message": '"variable vale " + variable'
}
}
]
}
});
// for-each example
insertExample(
"For-each (type = 'foreach')",
{
"type": "foreach",
"data": {
"control": {
"class": "Clase",
"variable": "objeto",
"collection": "coleccion"
},
"statements": [
{
"type": "output",
"data": {
"message": "objeto"
}
}
]
}
});
// Try-catch-finally and throw example
insertExample(
"Try-catch-finally + throw (types = 'try', 'catch', 'finally, 'throw')",
{
"statements": [
{
"type": "try",
"data": {
"statements": [
{
"type": "input",
"data": {
"variable": "numero"
}
}
]
}
},
{
"type": "catch",
"data": {
"exception": "SomeException",
"variable": "se",
"statements": [
{
"type": "output",
"data": {
"message": "'Hubo una excepcion: ' + se.getMessage()"
}
},
{
"type": "throw",
"data": {
"value": "new RuntimeException(se.getMessage())"
}
}
]
}
},
{
"type": "catch",
"data": {
"exception": "SomeOtherException",
"variable": "soe",
"statements": [
{
"type": "output",
"data": {
"message": "'Hubo otra excepcion: ' + soe.getMessage()"
}
},
{
"type": "throw",
"data": {
"value": "new RuntimeException(soe.getMessage())"
}
}
]
}
},
{
"type": "finally",
"data": {
"statements": [
{
"type": "block",
"data": {
"content": "bloque de instrucciones, solo si es necesario"
}
}
]
}
}
]
});
}
</script>
</head>
<body>
<h1 class="external">eXtendend Nassi-Shneiderman Diagrams (XNSD)</h1>
<h2 class="external">Ejemplos de diagramas</h2>
<p class="external">A continuación, cada uno de los bloques componentes de XNSD:</p>
<div id="diagramContainer"></div>
</body>
</html>