Stock Chart: Events
<script type="text/javascript">
AmCharts.ready(function () {
generateChartData();
createStockChart();
});
var chartData = [];
function generateChartData() {
var firstDate = new Date(2012, 0, 1);
firstDate.setDate(firstDate.getDate() - 500)
firstDate.setHours(0, 0, 0, 0);
for (var i = 0; i < 500; i++) {
var newDate = new Date(firstDate);
newDate.setDate(newDate.getDate() + i);
var a = Math.round(Math.random() * (40 + i)) + 100 + i;
var b = Math.round(Math.random() * 100000000);
chartData.push({
date: newDate,
value: a,
volume: b
});
}
}
var chart;
function createStockChart() {
chart = new AmCharts.AmStockChart();
chart.pathToImages = "/lib/samples/stock/images/";
chart.panEventsEnabled = true;
// DATASETS //////////////////////////////////////////
var dataSet = new AmCharts.DataSet();
dataSet.color = "#b0de09";
dataSet.fieldMappings = [{
fromField: "value",
toField: "value"
}, {
fromField: "volume",
toField: "volume"
}];
dataSet.dataProvider = chartData;
dataSet.categoryField = "date";
// set data sets to the chart
chart.dataSets = [dataSet];
// PANELS ///////////////////////////////////////////
// first stock panel
var stockPanel1 = new AmCharts.StockPanel();
stockPanel1.showCategoryAxis = false;
stockPanel1.title = "Value";
stockPanel1.percentHeight = 70;
stockPanel1.panEventsEnabled = true;
// graph of first stock panel
var graph1 = new AmCharts.StockGraph();
graph1.valueField = "value";
stockPanel1.addStockGraph(graph1);
// create stock legend
var stockLegend1 = new AmCharts.StockLegend();
stockLegend1.valueTextRegular = " ";
stockLegend1.markerType = "none";
stockPanel1.stockLegend = stockLegend1;
// second stock panel
var stockPanel2 = new AmCharts.StockPanel();
stockPanel2.title = "Volume";
stockPanel2.percentHeight = 30;
var graph2 = new AmCharts.StockGraph();
graph2.valueField = "volume";
graph2.type = "column";
graph2.fillAlphas = 1;
stockPanel2.addStockGraph(graph2);
// create stock legend
var stockLegend2 = new AmCharts.StockLegend();
stockLegend2.valueTextRegular = " ";
stockLegend2.markerType = "none";
stockPanel2.stockLegend = stockLegend2;
stockPanel2.panEventsEnabled = true;
// set panels to the chart
chart.panels = [stockPanel1, stockPanel2];
// OTHER SETTINGS ////////////////////////////////////
var scrollbarSettings = new AmCharts.ChartScrollbarSettings();
scrollbarSettings.graph = graph1;
scrollbarSettings.updateOnReleaseOnly = true;
chart.chartScrollbarSettings = scrollbarSettings;
var cursorSettings = new AmCharts.ChartCursorSettings();
cursorSettings.valueBalloonsEnabled = true;
chart.chartCursorSettings = cursorSettings;
// PERIOD SELECTOR ///////////////////////////////////
var periodSelector = new AmCharts.PeriodSelector();
periodSelector.periods = [{
period: "DD",
count: 10,
label: "10 days"
}, {
period: "MM",
count: 1,
label: "1 month"
}, {
period: "YYYY",
count: 1,
label: "1 year"
}, {
period: "YTD",
label: "YTD"
}, {
period: "MAX",
label: "MAX"
}];
chart.periodSelector = periodSelector;
var panelsSettings = new AmCharts.PanelsSettings();
panelsSettings.usePrefixes = true;
chart.panelsSettings = panelsSettings;
// EVENTS
var e0 = {
date: new Date(2010, 8, 19),
type: "sign",
backgroundColor: "#85CDE6",
graph: graph1,
text: "S",
description: "This is description of an event"
};
var e1 = {
date: new Date(2010, 10, 19),
type: "flag",
backgroundColor: "#FFFFFF",
backgroundAlpha: 0.5,
graph: graph1,
text: "F",
description: "Some longer\ntext can also\n be added"
};
var e2 = {
date: new Date(2010, 11, 10),
showOnAxis: true,
backgroundColor: "#85CDE6",
type: "pin",
text: "X",
graph: graph1,
description: "This is description of an event"
};
var e3 = {
date: new Date(2010, 11, 26),
showOnAxis: true,
backgroundColor: "#85CDE6",
type: "pin",
text: "Z",
graph: graph1,
description: "This is description of an event"
};
var e4 = {
date: new Date(2011, 0, 3),
type: "sign",
backgroundColor: "#85CDE6",
graph: graph1,
text: "U",
description: "This is description of an event"
};
var e5 = {
date: new Date(2011, 1, 6),
type: "sign",
graph: graph1,
text: "D",
description: "This is description of an event"
};
var e6 = {
date: new Date(2011, 3, 5),
type: "sign",
graph: graph1,
text: "L",
description: "This is description of an event"
};
var e7 = {
date: new Date(2011, 3, 5),
type: "sign",
graph: graph1,
text: "R",
description: "This is description of an event"
};
var e8 = {
date: new Date(2011, 5, 15),
type: "arrowUp",
backgroundColor: "#00CC00",
graph: graph1,
text: "A",
description: "This is description of an event"
};
var e9 = {
date: new Date(2011, 6, 25),
type: "arrowDown",
backgroundColor: "#CC0000",
graph: graph1,
text: "B",
description: "This is description of an event"
};
var e10 = {
date: new Date(2011, 8, 1),
type: "text",
graph: graph1,
text: "Longer text can\nalso be displayed",
description: "This is description of an event"
};
dataSet.stockEvents = [e0, e1, e2, e3, e4, e5, e6, e7, e8, e9, e10];
chart.write('chartdiv');
}
</script>
<div id="chartdiv" style="width:100%; height:500px;margin-bottom:10px;"></div>
 Events |
