| Server IP : 74.208.127.88 / Your IP : 3.137.163.99 Web Server : Apache/2.4.41 (Ubuntu) System : Linux ubuntu 5.4.0-163-generic #180-Ubuntu SMP Tue Sep 5 13:21:23 UTC 2023 x86_64 User : www-data ( 33) PHP Version : 7.4.3-4ubuntu2.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /var/www/html/plugins/flot/plugins/ |
Upload File : |
/* Flot plugin that adds some extra symbols for plotting points.
Copyright (c) 2007-2014 IOLA and Ole Laursen.
Licensed under the MIT license.
The symbols are accessed as strings through the standard symbol options:
series: {
points: {
symbol: "square" // or "diamond", "triangle", "cross", "plus", "ellipse", "rectangle"
}
}
*/
(function ($) {
// we normalize the area of each symbol so it is approximately the
// same as a circle of the given radius
var square = function (ctx, x, y, radius, shadow) {
// pi * r^2 = (2s)^2 => s = r * sqrt(pi)/2
var size = radius * Math.sqrt(Math.PI) / 2;
ctx.rect(x - size, y - size, size + size, size + size);
},
rectangle = function (ctx, x, y, radius, shadow) {
// pi * r^2 = (2s)^2 => s = r * sqrt(pi)/2
var size = radius * Math.sqrt(Math.PI) / 2;
ctx.rect(x - size, y - size, size + size, size + size);
},
diamond = function (ctx, x, y, radius, shadow) {
// pi * r^2 = 2s^2 => s = r * sqrt(pi/2)
var size = radius * Math.sqrt(Math.PI / 2);
ctx.moveTo(x - size, y);
ctx.lineTo(x, y - size);
ctx.lineTo(x + size, y);
ctx.lineTo(x, y + size);
ctx.lineTo(x - size, y);
ctx.lineTo(x, y - size);
},
triangle = function (ctx, x, y, radius, shadow) {
// pi * r^2 = 1/2 * s^2 * sin (pi / 3) => s = r * sqrt(2 * pi / sin(pi / 3))
var size = radius * Math.sqrt(2 * Math.PI / Math.sin(Math.PI / 3));
var height = size * Math.sin(Math.PI / 3);
ctx.moveTo(x - size / 2, y + height / 2);
ctx.lineTo(x + size / 2, y + height / 2);
if (!shadow) {
ctx.lineTo(x, y - height / 2);
ctx.lineTo(x - size / 2, y + height / 2);
ctx.lineTo(x + size / 2, y + height / 2);
}
},
cross = function (ctx, x, y, radius, shadow) {
// pi * r^2 = (2s)^2 => s = r * sqrt(pi)/2
var size = radius * Math.sqrt(Math.PI) / 2;
ctx.moveTo(x - size, y - size);
ctx.lineTo(x + size, y + size);
ctx.moveTo(x - size, y + size);
ctx.lineTo(x + size, y - size);
},
ellipse = function(ctx, x, y, radius, shadow, fill) {
if (!shadow) {
ctx.moveTo(x + radius, y);
ctx.arc(x, y, radius, 0, Math.PI * 2, false);
}
},
plus = function (ctx, x, y, radius, shadow) {
var size = radius * Math.sqrt(Math.PI / 2);
ctx.moveTo(x - size, y);
ctx.lineTo(x + size, y);
ctx.moveTo(x, y + size);
ctx.lineTo(x, y - size);
},
handlers = {
square: square,
rectangle: rectangle,
diamond: diamond,
triangle: triangle,
cross: cross,
ellipse: ellipse,
plus: plus
};
square.fill = true;
rectangle.fill = true;
diamond.fill = true;
triangle.fill = true;
ellipse.fill = true;
function init(plot) {
plot.drawSymbol = handlers;
}
$.plot.plugins.push({
init: init,
name: 'symbols',
version: '1.0'
});
})(jQuery);