public void createLineChart(string product, Panel panel)
{
panel.Controls.Add(chart);
chart.Width = 1200;
chart.Height = 500;
chart.Location = new Point(25, 0);
preference = connection.GetPreference(product);
valuesLikes = new ChartValues <ObservablePoint>();
valuesDislikes = new ChartValues <ObservablePoint>();
// Calculate the values in each section, (0 = dislikes, 1 = likes)
calculatePoints(preference, 1);
calculatePoints(preference, 0);
chart.Series = new SeriesCollection
{
new LineSeries
{
Title = "Likes",
LineSmoothness = 0,
Values = valuesLikes
},
new LineSeries
{
Title = "Dislikes",
LineSmoothness = 0,
Values = valuesDislikes
}
};
chart.AxisX.Add(new Axis
{
Title = "Months",
Labels = new[] { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", "Dec" },
MaxValue = 12,
BarUnit = 12,
MaxRange = 12,
});
chart.AxisY.Add(new Axis
{
Title = "Number of Likes",
MinValue = 0,
MaxValue = 25,
LabelFormatter = value => value + ""
});
chart.LegendLocation = LegendLocation.Top;
}
public void createPieChart(string product, Panel panel)
{
panel.Controls.Add(chart);
chart.Width = 300;
chart.Height = 300;
chart.Location = new Point(850, 75);
Func <ChartPoint, string> labelPoint = chartPoint =>
string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
preference = connection.GetPreference(product);
List <double> likes = new List <double>();
List <double> dislikes = new List <double>();
for (int i = 0; i < preference.Count; i++)
{
if (preference[i].likePreference == "0")
{
dislikes.Add(double.Parse(preference[i].likePreference));
}
else if (preference[i].likePreference == "1")
{
likes.Add(double.Parse(preference[i].likePreference));
}
}
chart.Series = new SeriesCollection
{
new PieSeries
{
Title = "Likes",
Values = new ChartValues <double> {
likes.Count
},
DataLabels = true,
LabelPoint = labelPoint
},
new PieSeries
{
Title = "Dislikes",
Values = new ChartValues <double> {
dislikes.Count
},
DataLabels = true,
LabelPoint = labelPoint
},
};
chart.DataTooltip.Opacity = 0;
chart.LegendLocation = LegendLocation.Bottom;
}
