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multilevelpiechart.js
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multilevelpiechart.js
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if(!window.console) {
console = {
log: function() {},
group: function() {},
groupCollapsed: function() {},
groupEnd: function() {}
}
}
var global = {};
var debug = {
printSector: function(sector) {
console.groupCollapsed(sector.label);
console.log('color: %d', sector.color);
console.log('value: %d', sector.value);
console.log('percent: %d', sector.percent);
for(var i = 0; i < sector.children.length; i++) {
debug.printSector(sector.children[i]);
// console.group(sector.children[i].label);
// console.log('color: ', sector.children[i].color);
// console.groupEnd();
}
console.groupEnd();
}
};
function mostrarRespuesta(objRespuesta, salida) {
if(typeof objRespuesta == 'object') {
var lista = document.createElement('ul');
//var lista = document.createElementNS(NS.HTML, 'ul');
salida.appendChild(lista);
for(var k in objRespuesta) {
var item = document.createElement('li');
//var item = document.createElementNS(NS.HTML, "li");
var em = item.appendChild(document.createElement('em'));
//var em = item.appendChild(document.createElementNS(NS.HTML, "em"));
em.appendChild(document.createTextNode(k+': '));
mostrarRespuesta(objRespuesta[k], item);
lista.appendChild(item);
}
}
else
salida.appendChild(document.createTextNode(objRespuesta));
}
String.prototype.format = function() {
var args = arguments;
return this.replace(/{(\d+)}/g, function(match, number) {
return typeof args[number] != 'undefined'
? args[number]
: match;
});
};
////////////////////////////////////////////////////////////////////////////////
function MultiLevelPieChart() {
this.root = new MultiLevelPieChartSector();
this.root.label = 'Root';
this.root.color = '#cccccc';
this.tooltip = {color: '#000000', textFormat: 'label: {label} \n {percent}% \n'}
this.children = [];
}
MultiLevelPieChart.prototype = {
XMLNS_SVG: 'http://www.w3.org/2000/svg',
_rootValue: function() {
if(!this.root.value) {
var total = 0;
for(var i = 0; i < this.root.children.length; i++) {
total += this.root.children[i].value;
}
this.root.value = total;
}
return this.root.value;
},
_calculateValues: function(sector) {
var total = 0;
for(var i = 0; i < sector.children.length; i++) {
this._calculateValues(sector.children[i]);
total += sector.children[i].value;
}
if(!sector.value) {
sector.value = total;
}
if(total > sector.value) {
throw {
message: "Total es mayor al valor {0} > {1}, {2}".format(total, sector.value, sector.label)
};
}
},
__calculatePercentages: function(sector) {
var d = (100 / sector.value);
var total = 0;
for(var i = 0; i < sector.children.length; i++) {
total += sector.children[i].value;
sector.children[i].percent = (sector.children[i].value * d);
this._calculatePercentages(sector.children[i]);
}
if(total > sector.value) {
throw {
message: "Total es mayor al valor {0} > {1}, {2}".format(total, sector.value, sector.label)
};
}
},
_calculatePercentages: function(sector) {
var parentValue = 100;
if(!sector.parent) {
sector.percent = 100;
}
var d = (100 / this.root.value);
for(var i = 0; i < sector.children.length; i++) {
sector.children[i].percent = (sector.children[i].value * d);
this._calculatePercentages(sector.children[i]);
}
},
createSector: function(data) {
var sector = new MultiLevelPieChartSector(data.value, data.label, data.color, data.highlight);
// sector.label = data.label;
// sector.value = data.value;
// sector.value = data.value;
return sector;
},
draw: function(element, root) {
if(!root) {
root = this.root;
}
//this._rootValue();
try {
this._calculateValues(this.root);
this._calculatePercentages(this.root);
} catch(err) {
this._printError(err.message);
return;
}
//debug.printSector(this.root);
var cont = document.getElementById(element);
var svg = cont.appendChild(document.createElementNS(this.XMLNS_SVG, 'svg'));
this._svg = svg;
svg.setAttribute('width', '100%');
svg.setAttribute('height', '100%');
svg.setAttribute('viewBox', '-200 -200 400 400');
svg.setAttribute('version', '1.1');
var g = svg.appendChild(document.createElementNS(this.XMLNS_SVG, 'g'));
var path = g.appendChild(document.createElementNS(this.XMLNS_SVG, 'path'));
root.path = path;
//path.setAttribute('onmouseover', "brillo2(this)");
path.setAttribute('onmouseout', "this.setAttribute('fill', '"+root.color+"')");
//path.setAttribute('title', this.root.label);
path.setAttribute('stroke', '#000000');
path.setAttribute('stroke-width', '1');
path.setAttribute('fill', root.color);
root.A = [50, 0];
root.radius = 50;
path.setAttribute('d', 'M'+root.A[0]+','+root.A[1]+' '+
'A'+root.radius+','+root.radius+' 0 1,0 -50,0 A'+root.radius+','+root.radius+' 0 1,0 50,0 z');
global.puntosG = svg.appendChild(document.createElementNS(this.XMLNS_SVG, 'g'));
global.puntosG.setAttribute("stroke", "black");
global.puntosG.setAttribute("stroke-width", "3");
global.puntosG.setAttribute("fill", "black");
var sector = root;
sector.tooltip = {};
sector.tooltip.pos = {};
sector.tooltip.pos.x = (sector.A[0] * Math.cos(Math.PI)) + (sector.A[1] * Math.sin(Math.PI));
sector.tooltip.pos.y = ((0 - sector.A[0]) * Math.sin(Math.PI)) + (sector.A[1] * Math.cos(Math.PI));
sector.tooltip.el = this.Punto(sector.tooltip.pos.x, sector.tooltip.pos.y, sector);
root.addEventListener('mouseover', path);
root.addEventListener('mouseout', path);
this._drawChildren(root, 1);
/**
* ToolTip
*
var tooltip = svg.appendChild(document.createElementNS(this.XMLNS_SVG, 'g'));
var rect = tooltip.appendChild(document.createElementNS(this.XMLNS_SVG, 'rect'));
rect.setAttribute('x', '-300');
rect.setAttribute('y', '-300');
rect.setAttribute('rx', '5');
rect.setAttribute('ry', '5');
rect.setAttribute('style', 'fill:#000000;fill-opacity:0.9;fill-rule:nonzero;stroke:none;');
var text = tooltip.appendChild(document.createElementNS(this.XMLNS_SVG, 'text'));
text.setAttribute('x', '-300');
text.setAttribute('y', '-300');
text.setAttribute('style', 'font-size:12px;font-style:normal;font-weight:normal;line-height:100%;letter-spacing:0px;word-spacing:0px;fill:#ffffff;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans, sans-serif;');
text.appendChild(document.createTextNode('ToolTip'));
global.tooltip = tooltip;
*
* ToolTip
*/
if(root.parent) {
var traceArr = new Array();
var currParent = root;
while(currParent) {
traceArr.unshift(currParent);
currParent = currParent.parent;
}
var trace = svg.appendChild(document.createElementNS(this.XMLNS_SVG, 'g'));
var x = -190;
var bbox;
for(var i = 0; i < traceArr.length; i++) {
text = trace.appendChild(document.createElementNS(this.XMLNS_SVG, 'text'));
text.setAttribute('x', x);
text.setAttribute('y', '-190');
text.setAttribute('style', 'font-size:12px;font-style:normal;font-weight:normal;line-height:100%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans, sans-serif;');
text.appendChild(document.createTextNode(traceArr[i].label));
text.addEventListener('click', function(event) {
document.getElementById('contenedor').innerHTML = '';
global.chart.draw('contenedor', traceArr[i]);
}, false);
bbox = text.getBBox();
x += (bbox.width + 10);
}
}
global.trace = trace;
},
_printError: function(message) {
console.error(message);
},
_drawChildren: function(parentSector, level) {
if(parentSector.children.length) {
parentSector.addEventListener('click', parentSector.path);
parentSector.path.setAttribute('style', 'cursor:pointer;');
parentSector._childPos = [(parentSector.A[0] * (1 + (50 / parentSector.radius))), (parentSector.A[1] * (1 + (50 / parentSector.radius)))];
var g2 = this._svg.insertBefore(document.createElementNS(this.XMLNS_SVG, 'g'), this._svg.firstChild);
var sector;
var angle, bigger;
var angleM;
var B;
var self;
for(var i = 0; i < parentSector.children.length; i++) {
sector = parentSector.children[i];
path = g2.appendChild(document.createElementNS(this.XMLNS_SVG, 'path'));
self = sector;
self.path = path;
sector.addEventListener('mouseover', path);
sector.addEventListener('mouseout', path);
path.setAttribute('onmouseout', "this.setAttribute('fill', '"+sector.color+"')");
path.setAttribute('stroke', '#000000');
path.setAttribute('stroke-width', '1');
path.setAttribute('fill', sector.color);
//path.setAttribute('style', 'cursor:pointer;');
sector.radius = ((level + 1) * 50);
sector.percent = Math.round(sector.percent);
//angle = -(sector.percent * ((2 * Math.PI) / (100 * (100 / this.root.value))));//parentSector.value))));
angle = -(sector.percent * (2 * Math.PI) / 100);//parentSector.value))));
bigger = (angle < 0 - Math.PI) ? 1 : 0;
sector.A = parentSector._childPos;
sector.tooltip = {};
sector.tooltip.pos = {};
//angleM = -(sector.percent * Math.PI / 100);
//console.group('Ángulo');
//console.log(angle);
//console.groupEnd();
angleM = (angle / 2);
var M = [];
M.push((sector.A[0] * Math.cos(angleM)) + (sector.A[1] * Math.sin(angleM)));
M.push(((0 - sector.A[0]) * Math.sin(angleM)) + (sector.A[1] * Math.cos(angleM)));
//angleM = Math.pow(Math.tan(M[0] / M[1]), -1);
//M[0] = (Math.cos(angleM) * (sector.radius + 10));
//M[1] = (Math.sin(angleM) * (sector.radius + 10));
sector.tooltip.pos.x = (sector.A[0] * Math.cos(angleM)) + (sector.A[1] * Math.sin(angleM));
sector.tooltip.pos.y = ((0 - sector.A[0]) * Math.sin(angleM)) + (sector.A[1] * Math.cos(angleM));
//sector.tooltip.pos.x = M[0];
//sector.tooltip.pos.y = M[1];
sector.tooltip.el = this.Punto(sector.tooltip.pos.x, sector.tooltip.pos.y, sector);
//this.Punto2((Math.cos(alpha) * (sector.radius + 20)), (Math.sin(alpha) * (sector.radius + 20)));
B = [];
B.push((sector.A[0] * Math.cos(angle)) + (sector.A[1] * Math.sin(angle)));
B.push(((0 - sector.A[0]) * Math.sin(angle)) + (sector.A[1] * Math.cos(angle)));
path.setAttribute('d', 'M'+sector.A[0]+','+sector.A[1]+' '+
'A'+sector.radius+','+sector.radius+' 0 '+bigger+',1 '+B[0]+','+B[1]+' '+
'L0,0 z');
//path.setAttribute('title', sector.label+' ('+sector.percent+'%) ['+sector.A[0]+','+sector.A[1]+'] - ['+B[0]+','+B[1]+'] '+angle+'º');
parentSector._childPos = B;
this._drawChildren(sector, level + 1);
// $el->setAttribute('d', "M{$el->A[0]},{$el->A[1]} ".
// "A{$el->radio},{$el->radio} 0 {$mayor},1 {$B[0]},{$B[1]} ".
// "L0,0 ".
// "z");
}
}
},
Punto: function(x, y, sector) {
var tooltip = global.puntosG.appendChild(document.createElementNS(this.XMLNS_SVG, 'g'));
tooltip.setAttribute('style', 'visibility:hidden;');
var rect = tooltip.appendChild(document.createElementNS(this.XMLNS_SVG, 'rect'));
rect.setAttribute('rx', '5');
rect.setAttribute('ry', '5');
rect.setAttribute('style', 'fill:#000000;fill-opacity:0.9;fill-rule:nonzero;stroke:none;');
var text = tooltip.appendChild(document.createElementNS(this.XMLNS_SVG, 'text'));
// text.setAttribute('x', sector.tooltip.pos.x);
// text.setAttribute('y', sector.tooltip.pos.y);
text.setAttribute('style', 'font-size:12px;font-style:normal;font-weight:normal;line-height:100%;letter-spacing:0px;word-spacing:0px;fill:#ffffff;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans, sans-serif;');
// if(sector.tooltip) {
// x = (sector.tooltip.pos.x > 0 ? sector.tooltip.pos.x : (sector.tooltip.pos.x - bbox.width));
// y = (sector.tooltip.pos.y > 0 ? sector.tooltip.pos.y : (sector.tooltip.pos.y - bbox.width));
//}
var str = this.tooltip.textFormat;
str = str.replace('{label}', sector.label);
str = str.replace('{percent}', sector.percent);
str = str.replace('{value}', sector.value);
// while(text.firstChild != null) {
// text.removeChild(text.firstChild);
// }
//global.tooltip.firstChild.firstChild.replaceData(0, global.tooltip.firstChild.firstChild.length, str);
var lines = str.split('\n');
rect.setAttribute('x', 0);//-5);
rect.setAttribute('y', 0);//-17);
x = 5;
y = 17;
var tspan;
//var y = -300;
for(var l = 0; l < lines.length; l++) {
tspan = text.appendChild(document.createElementNS(this.XMLNS_SVG, 'tspan'));
tspan.appendChild(document.createTextNode(lines[l]));
tspan.setAttribute('x', x);
tspan.setAttribute('y', y);
y += 20;
}
var bbox = text.getBBox();
rect.setAttribute('width', (bbox.width + 10));
rect.setAttribute('height', (bbox.height + 10));
rectX = sector.tooltip.pos.x;
rectY = sector.tooltip.pos.y;
if(rectX < 0) {
rectX = (rectX - bbox.width - 10);
}
if(rectY < 0) {
rectY = (rectY - bbox.height - 10);
}
// rect.setAttribute('x', x);
// rect.setAttribute('y', y);
//x = (sector.tooltip.pos.x > 0 ? sector.tooltip.pos.x : (sector.tooltip.pos.x - bbox.width));
//y = (sector.tooltip.pos.y > 0 ? sector.tooltip.pos.y : (sector.tooltip.pos.y - bbox.width));
tooltip.setAttribute('transform', 'translate('+rectX+', '+rectY+')');
return tooltip;
},
highlight: function() {
},
appendChild: function(sector) {
sector.parent = this;
this.children.push(sector);
return sector;
}
};
function MultiLevelPieChartSector(value, label, color, highlight) {
this.value = value;
this.label = label;
this.color = color ? color : randomColor();
this.highligth = highlight ? highlight : randomColor();
//this.description;
this.children = [];
// this.parent;
// this.level = 0;
this.percent;
}
MultiLevelPieChartSector.prototype = {
appendChild: function(sector) {
// var value = data.value ? data.value : null;
// var label = data.label ? data.label : null;
// var color = data.color ? data.color : null;
// var highlight = data.highlight ? data.highlight : null;
//{label: 'XML', color: '#ff0000', value: 50}
//var sector = new MultiLevelPieChartSector(value, label, color, highlight);
sector.parent = this;
//sector.level = this.level+1;
this.children.push(sector);
return sector;
},
addEventListener: function(type, element) {
var self = this;
switch(type) {
case 'click':
element.addEventListener(type, function(event) {
document.getElementById('contenedor').innerHTML = '';
global.chart.draw('contenedor', self);
}, false);
break;
case 'mouseout':
element.addEventListener(type, function(event) {
self.tooltip.el.setAttribute('style', 'visibility: hidden;');
}, false);
break;
default:
element.addEventListener(type, function(event) {
var pos = obtenerPosAbsoluta(event.target);
brillo2(element, self, (event.layerX - pos.x - 200), (event.layerY - pos.y - 200));
// brillo2(element, self, (event.clientX - 200), (event.clientY - 200) );
}, false);
break;
}
}
};
function brillo2(el, sector, x, y) {
if(sector.tooltip) {
y = sector.tooltip.pos.y;
x = sector.tooltip.pos.x;
sector.tooltip.el.setAttribute('style', 'visibility: visible;');
}
else {
x += 20;
y += 20;
}
// x += (x >= 0) ? 15 : -15;
// y += (y >= 0) ? 15 : -15;
//var el = document.getElementById(el);
//window.getComputedStyle(el, null).getPropertyValue('background-image')
var fill = el.getAttribute('fill');
var re = /^#([A-Fa-f0-9]{2})([A-Fa-f0-9]{2})([A-Fa-f0-9]{2})$/;
if(rgb = re.exec(fill)) {
rgb[1] = parseInt(rgb[1], 16),
rgb[2] = parseInt(rgb[2], 16),
rgb[3] = parseInt(rgb[3], 16);
}
else {
re = /^rgb\((\d+) ?,(\d+) ?,(\d+)\)$/;
rgb = re.exec(fill);
}
var hsv = rgbToHsv(rgb[1], rgb[2], rgb[3]);
hsv[1] = (hsv[1] * 0.6);
hsv[1] = (hsv[1] < 0) ? 0 : hsv[1];
hsv[2] = (hsv[2] * 1.2);
hsv[2] = (hsv[2] > 1) ? 1 : hsv[2];
rgb = hsvToRgb(hsv[0], hsv[1], hsv[2]);
el.setAttribute('fill', 'rgb('+rgb.join(',')+')');
}
function randomColor(format) {
var rint = Math.round(0xffffff * Math.random());
// switch(format) {
// case 'hex':
return ('#0' + rint.toString(16)).replace(/^#0([0-9a-f]{6})$/i, '#$1');
// break;
// case 'rgb':
// return 'rgb(' + (rint >> 16) + ',' + (rint >> 8 & 255) + ',' + (rint & 255) + ')';
// break;
// default:
// return rint;
// break;
// }
}
/******************************************************************************/
/**
* Converts an RGB color value to HSL. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSL_color_space.
* Assumes r, g, and b are contained in the set [0, 255] and
* returns h, s, and l in the set [0, 1].
*
* @param Number r The red color value
* @param Number g The green color value
* @param Number b The blue color value
* @return Array The HSL representation
*/
function rgbToHsl(r, g, b){
r /= 255, g /= 255, b /= 255;
var max = Math.max(r, g, b), min = Math.min(r, g, b);
var h, s, l = (max + min) / 2;
if(max == min){
h = s = 0; // achromatic
}else{
var d = max - min;
s = l > 0.5 ? d / (2 - max - min) : d / (max + min);
switch(max){
case r:
h = (g - b) / d + (g < b ? 6 : 0);
break;
case g:
h = (b - r) / d + 2;
break;
case b:
h = (r - g) / d + 4;
break;
}
h /= 6;
}
return [h, s, l];
}
/**
* Converts an HSL color value to RGB. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSL_color_space.
* Assumes h, s, and l are contained in the set [0, 1] and
* returns r, g, and b in the set [0, 255].
*
* @param Number h The hue
* @param Number s The saturation
* @param Number l The lightness
* @return Array The RGB representation
*/
function hslToRgb(h, s, l){
var r, g, b;
if(s == 0){
r = g = b = l; // achromatic
}else{
function hue2rgb(p, q, t){
if(t < 0) t += 1;
if(t > 1) t -= 1;
if(t < 1/6) return p + (q - p) * 6 * t;
if(t < 1/2) return q;
if(t < 2/3) return p + (q - p) * (2/3 - t) * 6;
return p;
}
var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
var p = 2 * l - q;
r = hue2rgb(p, q, h + 1/3);
g = hue2rgb(p, q, h);
b = hue2rgb(p, q, h - 1/3);
}
return [r * 255, g * 255, b * 255];
}
/**
* Converts an RGB color value to HSV. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSV_color_space.
* Assumes r, g, and b are contained in the set [0, 255] and
* returns h, s, and v in the set [0, 1].
*
* @param Number r The red color value
* @param Number g The green color value
* @param Number b The blue color value
* @return Array The HSV representation
*/
function rgbToHsv(r, g, b){
r = r/255, g = g/255, b = b/255;
var max = Math.max(r, g, b), min = Math.min(r, g, b);
var h, s, v = max;
var d = max - min;
s = max == 0 ? 0 : d / max;
if(max == min){
h = 0; // achromatic
}else{
switch(max){
case r:
h = (g - b) / d + (g < b ? 6 : 0);
break;
case g:
h = (b - r) / d + 2;
break;
case b:
h = (r - g) / d + 4;
break;
}
h /= 6;
}
return [h, s, v];
}
/**
* Converts an HSV color value to RGB. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSV_color_space.
* Assumes h, s, and v are contained in the set [0, 1] and
* returns r, g, and b in the set [0, 255].
*
* @param Number h The hue
* @param Number s The saturation
* @param Number v The value
* @return Array The RGB representation
*/
function hsvToRgb(h, s, v){
var r, g, b;
var i = Math.floor(h * 6);
var f = h * 6 - i;
var p = v * (1 - s);
var q = v * (1 - f * s);
var t = v * (1 - (1 - f) * s);
switch(i % 6){
case 0:r = v, g = t, b = p;break;
case 1:r = q, g = v, b = p;break;
case 2:r = p, g = v, b = t;break;
case 3:r = p, g = q, b = v;break;
case 4:r = t, g = p, b = v;break;
case 5:r = v, g = p, b = q;break;
}
return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
}
/******************************************************************************/
function obtenerPosAbsoluta(el) {
var SL = 0, ST = 0;
if(/^path$/i.test(el.tagName)) {
el = el.farthestViewportElement.parentElement;
}
var is_div = /^div$/i.test(el.tagName);
if (is_div && el.scrollLeft) {
SL = el.scrollLeft;
}
if (is_div && el.scrollTop) {
ST = el.scrollTop;
}
var r = { x: el.offsetLeft - SL, y: el.offsetTop - ST };
if (el.offsetParent) {
var tmp = obtenerPosAbsoluta(el.offsetParent);
r.x += tmp.x;
r.y += tmp.y;
}
return r;
}