firefly-iii/public/js/ff/charts.js
2018-07-01 09:43:44 +02:00

347 lines
9.0 KiB
JavaScript

/*
* charts.js
* Copyright (c) 2017 thegrumpydictator@gmail.com
*
* This file is part of Firefly III.
*
* Firefly III is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Firefly III is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
*/
/** global: Chart, defaultChartOptions, accounting, defaultPieOptions, noDataForChart, todayText */
var allCharts = {};
/*
Make some colours:
*/
var colourSet = [
[53, 124, 165],
[0, 141, 76], // green
[219, 139, 11],
[202, 25, 90], // paars rood-ish #CA195A
[85, 82, 153],
[66, 133, 244],
[219, 68, 55], // red #DB4437
[244, 180, 0],
[15, 157, 88],
[171, 71, 188],
[0, 172, 193],
[255, 112, 67],
[158, 157, 36],
[92, 107, 192],
[240, 98, 146],
[0, 121, 107],
[194, 24, 91]
];
var fillColors = [];
var strokePointHighColors = [];
for (var i = 0; i < colourSet.length; i++) {
fillColors.push("rgba(" + colourSet[i][0] + ", " + colourSet[i][1] + ", " + colourSet[i][2] + ", 0.5)");
strokePointHighColors.push("rgba(" + colourSet[i][0] + ", " + colourSet[i][1] + ", " + colourSet[i][2] + ", 0.9)");
}
Chart.defaults.global.legend.display = false;
Chart.defaults.global.animation.duration = 0;
Chart.defaults.global.responsive = true;
Chart.defaults.global.maintainAspectRatio = false;
/**
*
* @param data
* @returns {{}}
*/
function colorizeData(data) {
var newData = {};
newData.datasets = [];
for (var i = 0; i < data.count; i++) {
newData.labels = data.labels;
var dataset = data.datasets[i];
dataset.fill = false;
dataset.backgroundColor = dataset.borderColor = fillColors[i];
newData.datasets.push(dataset);
}
return newData;
}
/**
* Function to draw a line chart:
* @param URI
* @param container
*/
function lineChart(URI, container) {
"use strict";
var colorData = true;
var options = $.extend(true, {}, defaultChartOptions);
var chartType = 'line';
drawAChart(URI, container, chartType, options, colorData);
}
/**
* Function to draw a chart with double Y Axes and stacked columns.
*
* @param URI
* @param container
*/
function doubleYChart(URI, container) {
"use strict";
var colorData = true;
var options = $.extend(true, {}, defaultChartOptions);
options.scales.yAxes = [
// y axis 0:
{
display: true,
ticks: {
callback: function (tickValue) {
"use strict";
return accounting.formatMoney(tickValue);
},
beginAtZero: true
},
position: "left",
"id": "y-axis-0"
},
// and y axis 1:
{
display: true,
ticks: {
callback: function (tickValue) {
"use strict";
return accounting.formatMoney(tickValue);
},
beginAtZero: true
},
position: "right",
"id": "y-axis-1"
}
];
options.stacked = true;
options.scales.xAxes[0].stacked = true;
var chartType = 'bar';
drawAChart(URI, container, chartType, options, colorData);
}
/**
* Function to draw a chart with double Y Axes and non stacked columns.
*
* @param URI
* @param container
*/
function doubleYNonStackedChart(URI, container) {
"use strict";
var colorData = true;
var options = $.extend(true, {}, defaultChartOptions);
options.scales.yAxes = [
// y axis 0:
{
display: true,
ticks: {
callback: function (tickValue) {
"use strict";
return accounting.formatMoney(tickValue);
},
beginAtZero: true
},
position: "left",
"id": "y-axis-0"
},
// and y axis 1:
{
display: true,
ticks: {
callback: function (tickValue) {
"use strict";
return accounting.formatMoney(tickValue);
},
beginAtZero: true
},
position: "right",
"id": "y-axis-1"
}
];
var chartType = 'bar';
drawAChart(URI, container, chartType, options, colorData);
}
/**
*
* @param URI
* @param container
*/
function columnChart(URI, container) {
"use strict";
var colorData = true;
var options = $.extend(true, {}, defaultChartOptions);
var chartType = 'bar';
drawAChart(URI, container, chartType, options, colorData);
}
/**
*
* @param URI
* @param container
*/
function columnChartCustomColours(URI, container) {
"use strict";
var colorData = false;
var options = $.extend(true, {}, defaultChartOptions);
var chartType = 'bar';
drawAChart(URI, container, chartType, options, colorData);
}
/**
*
* @param URI
* @param container
*/
function stackedColumnChart(URI, container) {
"use strict";
var colorData = true;
var options = $.extend(true, {}, defaultChartOptions);
options.stacked = true;
options.scales.xAxes[0].stacked = true;
options.scales.yAxes[0].stacked = true;
var chartType = 'bar';
drawAChart(URI, container, chartType, options, colorData);
}
/**
*
* @param URI
* @param container
*/
function pieChart(URI, container) {
"use strict";
var colorData = false;
var options = $.extend(true, {}, defaultPieOptions);
var chartType = 'pie';
drawAChart(URI, container, chartType, options, colorData);
}
/**
* @param URI
* @param container
* @param chartType
* @param options
* @param colorData
* @param today
*/
function drawAChart(URI, container, chartType, options, colorData) {
var containerObj = $('#' + container);
if (containerObj.length === 0) {
return;
}
$.getJSON(URI).done(function (data) {
containerObj.removeClass('general-chart-error');
if (data.labels.length === 0) {
// remove the chart container + parent
var holder = $('#' + container).parent().parent();
if (holder.hasClass('box') || holder.hasClass('box-body')) {
// find box-body:
var boxBody;
if (!holder.hasClass('box-body')) {
boxBody = holder.find('.box-body');
} else {
boxBody = holder;
}
boxBody.empty().append($('<p>').append($('<em>').text(noDataForChart)));
}
return;
}
if (colorData) {
data = colorizeData(data);
}
if (allCharts.hasOwnProperty(container)) {
allCharts[container].data.datasets = data.datasets;
allCharts[container].data.labels = data.labels;
allCharts[container].update();
} else {
// new chart!
var ctx = document.getElementById(container).getContext("2d");
var chartOpts = {
type: chartType,
data: data,
options: options,
lineAtIndex: [],
annotation: {},
};
if (typeof drawVerticalLine !== 'undefined') {
if (drawVerticalLine !== '') {
// draw line using annotation plugin.
console.log('Will draw line');
chartOpts.options.annotation = {
annotations: [{
type: 'line',
id: 'a-line-1',
mode: 'vertical',
scaleID: 'x-axis-0',
value: drawVerticalLine,
borderColor: 'red',
borderWidth: 1,
label: {
backgroundColor: 'rgba(0,0,0,0)',
fontFamily: "sans-serif",
fontSize: 12,
fontColor: "#333",
position: "right",
xAdjust: -20,
yAdjust: -125,
enabled: true,
content: todayText
}
}]
};
}
}
allCharts[container] = new Chart(ctx, chartOpts);
}
}).fail(function () {
$('#' + container).addClass('general-chart-error');
});
}