mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-18 05:53:14 +01:00
429 lines
22 KiB
JavaScript
429 lines
22 KiB
JavaScript
/**
|
|
* jqPlot
|
|
* Pure JavaScript plotting plugin using jQuery
|
|
*
|
|
* Version: 1.0.8
|
|
* Revision: 1250
|
|
*
|
|
* Copyright (c) 2009-2013 Chris Leonello
|
|
* jqPlot is currently available for use in all personal or commercial projects
|
|
* under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL
|
|
* version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can
|
|
* choose the license that best suits your project and use it accordingly.
|
|
*
|
|
* Although not required, the author would appreciate an email letting him
|
|
* know of any substantial use of jqPlot. You can reach the author at:
|
|
* chris at jqplot dot com or see http://www.jqplot.com/info.php .
|
|
*
|
|
* If you are feeling kind and generous, consider supporting the project by
|
|
* making a donation at: http://www.jqplot.com/donate.php .
|
|
*
|
|
* sprintf functions contained in jqplot.sprintf.js by Ash Searle:
|
|
*
|
|
* version 2007.04.27
|
|
* author Ash Searle
|
|
* http://hexmen.com/blog/2007/03/printf-sprintf/
|
|
* http://hexmen.com/js/sprintf.js
|
|
* The author (Ash Searle) has placed this code in the public domain:
|
|
* "This code is unrestricted: you are free to use it however you like."
|
|
*
|
|
*/
|
|
(function($) {
|
|
// Class: $.jqplot.CanvasGridRenderer
|
|
// The default jqPlot grid renderer, creating a grid on a canvas element.
|
|
// The renderer has no additional options beyond the <Grid> class.
|
|
$.jqplot.PyramidGridRenderer = function(){
|
|
$.jqplot.CanvasGridRenderer.call(this);
|
|
};
|
|
|
|
$.jqplot.PyramidGridRenderer.prototype = new $.jqplot.CanvasGridRenderer();
|
|
$.jqplot.PyramidGridRenderer.prototype.constructor = $.jqplot.PyramidGridRenderer;
|
|
|
|
// called with context of Grid object
|
|
$.jqplot.CanvasGridRenderer.prototype.init = function(options) {
|
|
this._ctx;
|
|
this.plotBands = {
|
|
show: false,
|
|
color: 'rgb(230, 219, 179)',
|
|
axis: 'y',
|
|
start: null,
|
|
interval: 10
|
|
};
|
|
$.extend(true, this, options);
|
|
// set the shadow renderer options
|
|
var sopts = {lineJoin:'miter', lineCap:'round', fill:false, isarc:false, angle:this.shadowAngle, offset:this.shadowOffset, alpha:this.shadowAlpha, depth:this.shadowDepth, lineWidth:this.shadowWidth, closePath:false, strokeStyle:this.shadowColor};
|
|
this.renderer.shadowRenderer.init(sopts);
|
|
};
|
|
|
|
$.jqplot.PyramidGridRenderer.prototype.draw = function() {
|
|
this._ctx = this._elem.get(0).getContext("2d");
|
|
var ctx = this._ctx;
|
|
var axes = this._axes;
|
|
var xp = axes.xaxis.u2p;
|
|
var yp = axes.yMidAxis.u2p;
|
|
var xnudge = axes.xaxis.max/1000.0;
|
|
var xp0 = xp(0);
|
|
var xpn = xp(xnudge);
|
|
var ax = ['xaxis', 'yaxis', 'x2axis', 'y2axis','yMidAxis'];
|
|
// Add the grid onto the grid canvas. This is the bottom most layer.
|
|
ctx.save();
|
|
ctx.clearRect(0, 0, this._plotDimensions.width, this._plotDimensions.height);
|
|
ctx.fillStyle = this.backgroundColor || this.background;
|
|
|
|
ctx.fillRect(this._left, this._top, this._width, this._height);
|
|
|
|
if (this.plotBands.show) {
|
|
ctx.save();
|
|
var pb = this.plotBands;
|
|
ctx.fillStyle = pb.color;
|
|
var axis;
|
|
var x, y, w, h;
|
|
// find axis to work with
|
|
if (pb.axis.charAt(0) === 'x') {
|
|
if (axes.xaxis.show) {
|
|
axis = axes.xaxis;
|
|
}
|
|
}
|
|
else if (pb.axis.charAt(0) === 'y') {
|
|
if (axes.yaxis.show) {
|
|
axis = axes.yaxis;
|
|
}
|
|
else if (axes.y2axis.show) {
|
|
axis = axes.y2axis;
|
|
}
|
|
else if (axes.yMidAxis.show) {
|
|
axis = axes.yMidAxis;
|
|
}
|
|
}
|
|
|
|
if (axis !== undefined) {
|
|
// draw some rectangles
|
|
var start = pb.start;
|
|
if (start === null) {
|
|
start = axis.min;
|
|
}
|
|
for (var i = start; i < axis.max; i += 2 * pb.interval) {
|
|
if (axis.name.charAt(0) === 'y') {
|
|
x = this._left;
|
|
if ((i + pb.interval) < axis.max) {
|
|
y = axis.series_u2p(i + pb.interval) + this._top;
|
|
}
|
|
else {
|
|
y = axis.series_u2p(axis.max) + this._top;
|
|
}
|
|
w = this._right - this._left;
|
|
h = axis.series_u2p(start) - axis.series_u2p(start + pb.interval);
|
|
ctx.fillRect(x, y, w, h);
|
|
}
|
|
// else {
|
|
// y = 0;
|
|
// x = axis.series_u2p(i);
|
|
// h = this._height;
|
|
// w = axis.series_u2p(start + pb.interval) - axis.series_u2p(start);
|
|
// }
|
|
|
|
}
|
|
}
|
|
ctx.restore();
|
|
}
|
|
|
|
ctx.save();
|
|
ctx.lineJoin = 'miter';
|
|
ctx.lineCap = 'butt';
|
|
ctx.lineWidth = this.gridLineWidth;
|
|
ctx.strokeStyle = this.gridLineColor;
|
|
var b, e, s, m;
|
|
for (var i=5; i>0; i--) {
|
|
var name = ax[i-1];
|
|
var axis = axes[name];
|
|
var ticks = axis._ticks;
|
|
var numticks = ticks.length;
|
|
if (axis.show) {
|
|
if (axis.drawBaseline) {
|
|
var bopts = {};
|
|
if (axis.baselineWidth !== null) {
|
|
bopts.lineWidth = axis.baselineWidth;
|
|
}
|
|
if (axis.baselineColor !== null) {
|
|
bopts.strokeStyle = axis.baselineColor;
|
|
}
|
|
switch (name) {
|
|
case 'xaxis':
|
|
if (axes.yMidAxis.show) {
|
|
drawLine (this._left, this._bottom, xp0, this._bottom, bopts);
|
|
drawLine (xpn, this._bottom, this._right, this._bottom, bopts);
|
|
}
|
|
else {
|
|
drawLine (this._left, this._bottom, this._right, this._bottom, bopts);
|
|
}
|
|
break;
|
|
case 'yaxis':
|
|
drawLine (this._left, this._bottom, this._left, this._top, bopts);
|
|
break;
|
|
case 'yMidAxis':
|
|
drawLine(xp0, this._bottom, xp0, this._top, bopts);
|
|
drawLine(xpn, this._bottom, xpn, this._top, bopts);
|
|
break;
|
|
case 'x2axis':
|
|
if (axes.yMidAxis.show) {
|
|
drawLine (this._left, this._top, xp0, this._top, bopts);
|
|
drawLine (xpn, this._top, this._right, this._top, bopts);
|
|
}
|
|
else {
|
|
drawLine (this._left, this._bottom, this._right, this._bottom, bopts);
|
|
}
|
|
break;
|
|
case 'y2axis':
|
|
drawLine (this._right, this._bottom, this._right, this._top, bopts);
|
|
break;
|
|
|
|
}
|
|
}
|
|
for (var j=numticks; j>0; j--) {
|
|
var t = ticks[j-1];
|
|
if (t.show) {
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
switch (name) {
|
|
case 'xaxis':
|
|
// draw the grid line if we should
|
|
if (t.showGridline && this.drawGridlines && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
drawLine(pos, this._top, pos, this._bottom);
|
|
}
|
|
|
|
// draw the mark
|
|
if (t.showMark && t.mark && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
s = t.markSize;
|
|
m = t.mark;
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
switch (m) {
|
|
case 'outside':
|
|
b = this._bottom;
|
|
e = this._bottom+s;
|
|
break;
|
|
case 'inside':
|
|
b = this._bottom-s;
|
|
e = this._bottom;
|
|
break;
|
|
case 'cross':
|
|
b = this._bottom-s;
|
|
e = this._bottom+s;
|
|
break;
|
|
default:
|
|
b = this._bottom;
|
|
e = this._bottom+s;
|
|
break;
|
|
}
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[pos,b],[pos,e]], {lineCap:'butt', lineWidth:this.gridLineWidth, offset:this.gridLineWidth*0.75, depth:2, fill:false, closePath:false});
|
|
}
|
|
// draw the line
|
|
drawLine(pos, b, pos, e);
|
|
}
|
|
break;
|
|
case 'yaxis':
|
|
// draw the grid line
|
|
if (t.showGridline && this.drawGridlines && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
drawLine(this._right, pos, this._left, pos);
|
|
}
|
|
|
|
// draw the mark
|
|
if (t.showMark && t.mark && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
s = t.markSize;
|
|
m = t.mark;
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
switch (m) {
|
|
case 'outside':
|
|
b = this._left-s;
|
|
e = this._left;
|
|
break;
|
|
case 'inside':
|
|
b = this._left;
|
|
e = this._left+s;
|
|
break;
|
|
case 'cross':
|
|
b = this._left-s;
|
|
e = this._left+s;
|
|
break;
|
|
default:
|
|
b = this._left-s;
|
|
e = this._left;
|
|
break;
|
|
}
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth*1.5, offset:this.gridLineWidth*0.75, fill:false, closePath:false});
|
|
}
|
|
drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
|
|
}
|
|
break;
|
|
case 'yMidAxis':
|
|
// draw the grid line
|
|
if (t.showGridline && this.drawGridlines && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
drawLine(this._left, pos, xp0, pos);
|
|
drawLine(xpn, pos, this._right, pos);
|
|
}
|
|
// draw the mark
|
|
if (t.showMark && t.mark && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
s = t.markSize;
|
|
m = t.mark;
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
|
|
b = xp0;
|
|
e = xp0 + s;
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth*1.5, offset:this.gridLineWidth*0.75, fill:false, closePath:false});
|
|
}
|
|
drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
|
|
|
|
b = xpn - s;
|
|
e = xpn;
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth*1.5, offset:this.gridLineWidth*0.75, fill:false, closePath:false});
|
|
}
|
|
drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
|
|
}
|
|
break;
|
|
case 'x2axis':
|
|
// draw the grid line
|
|
if (t.showGridline && this.drawGridlines && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
drawLine(pos, this._bottom, pos, this._top);
|
|
}
|
|
|
|
// draw the mark
|
|
if (t.showMark && t.mark && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
s = t.markSize;
|
|
m = t.mark;
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
switch (m) {
|
|
case 'outside':
|
|
b = this._top-s;
|
|
e = this._top;
|
|
break;
|
|
case 'inside':
|
|
b = this._top;
|
|
e = this._top+s;
|
|
break;
|
|
case 'cross':
|
|
b = this._top-s;
|
|
e = this._top+s;
|
|
break;
|
|
default:
|
|
b = this._top-s;
|
|
e = this._top;
|
|
break;
|
|
}
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[pos,b],[pos,e]], {lineCap:'butt', lineWidth:this.gridLineWidth, offset:this.gridLineWidth*0.75, depth:2, fill:false, closePath:false});
|
|
}
|
|
drawLine(pos, b, pos, e);
|
|
}
|
|
break;
|
|
case 'y2axis':
|
|
// draw the grid line
|
|
if (t.showGridline && this.drawGridlines && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
drawLine(this._left, pos, this._right, pos);
|
|
}
|
|
|
|
// draw the mark
|
|
if (t.showMark && t.mark && (!t.isMinorTick || axis.showMinorTicks)) {
|
|
s = t.markSize;
|
|
m = t.mark;
|
|
var pos = Math.round(axis.u2p(t.value)) + 0.5;
|
|
switch (m) {
|
|
case 'outside':
|
|
b = this._right;
|
|
e = this._right+s;
|
|
break;
|
|
case 'inside':
|
|
b = this._right-s;
|
|
e = this._right;
|
|
break;
|
|
case 'cross':
|
|
b = this._right-s;
|
|
e = this._right+s;
|
|
break;
|
|
default:
|
|
b = this._right;
|
|
e = this._right+s;
|
|
break;
|
|
}
|
|
// draw the shadow
|
|
if (this.shadow) {
|
|
this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth*1.5, offset:this.gridLineWidth*0.75, fill:false, closePath:false});
|
|
}
|
|
drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
t = null;
|
|
}
|
|
axis = null;
|
|
ticks = null;
|
|
}
|
|
|
|
ctx.restore();
|
|
|
|
function drawLine(bx, by, ex, ey, opts) {
|
|
ctx.save();
|
|
opts = opts || {};
|
|
if (opts.lineWidth == null || opts.lineWidth != 0){
|
|
$.extend(true, ctx, opts);
|
|
ctx.beginPath();
|
|
ctx.moveTo(bx, by);
|
|
ctx.lineTo(ex, ey);
|
|
ctx.stroke();
|
|
}
|
|
ctx.restore();
|
|
}
|
|
|
|
if (this.shadow) {
|
|
if (axes.yMidAxis.show) {
|
|
var points = [[this._left, this._bottom], [xp0, this._bottom]];
|
|
this.renderer.shadowRenderer.draw(ctx, points);
|
|
var points = [[xpn, this._bottom], [this._right, this._bottom], [this._right, this._top]];
|
|
this.renderer.shadowRenderer.draw(ctx, points);
|
|
var points = [[xp0, this._bottom], [xp0, this._top]];
|
|
this.renderer.shadowRenderer.draw(ctx, points);
|
|
}
|
|
else {
|
|
var points = [[this._left, this._bottom], [this._right, this._bottom], [this._right, this._top]];
|
|
this.renderer.shadowRenderer.draw(ctx, points);
|
|
}
|
|
}
|
|
// Now draw border around grid. Use axis border definitions. start at
|
|
// upper left and go clockwise.
|
|
if (this.borderWidth != 0 && this.drawBorder) {
|
|
if (axes.yMidAxis.show) {
|
|
drawLine (this._left, this._top, xp0, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
|
|
drawLine (xpn, this._top, this._right, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
|
|
drawLine (this._right, this._top, this._right, this._bottom, {lineCap:'round', strokeStyle:axes.y2axis.borderColor, lineWidth:axes.y2axis.borderWidth});
|
|
drawLine (this._right, this._bottom, xpn, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
|
|
drawLine (xp0, this._bottom, this._left, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
|
|
drawLine (this._left, this._bottom, this._left, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
|
|
drawLine (xp0, this._bottom, xp0, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
|
|
drawLine (xpn, this._bottom, xpn, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
|
|
}
|
|
else {
|
|
drawLine (this._left, this._top, this._right, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
|
|
drawLine (this._right, this._top, this._right, this._bottom, {lineCap:'round', strokeStyle:axes.y2axis.borderColor, lineWidth:axes.y2axis.borderWidth});
|
|
drawLine (this._right, this._bottom, this._left, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
|
|
drawLine (this._left, this._bottom, this._left, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
|
|
}
|
|
}
|
|
// ctx.lineWidth = this.borderWidth;
|
|
// ctx.strokeStyle = this.borderColor;
|
|
// ctx.strokeRect(this._left, this._top, this._width, this._height);
|
|
|
|
ctx.restore();
|
|
ctx = null;
|
|
axes = null;
|
|
};
|
|
})(jQuery);
|