Source code for examples.pieCharts

from pyCreeper import crGraphs;
from pyCreeper import crGraphStyle;

crGraphs.BASE_FILE_PATH = "../../exampleOutput/";


def example1_simple(saveFiles_):
   """
   In this example, a simple pie chart is created:

   .. image:: ../exampleOutput/pieChart_simple.png
       :scale: 50%

   :param saveFiles_: Boolean if True, figures are saved, if False, figures are displayed
   """
   expenseCategories = ["Rent", "Food", "Travel", "Fun"];
   expenses = [1000, 300, 500, 250];

   filePath = "";
   if (saveFiles_):
      filePath = "pieChart_simple.png";
   crGraphs.createPieChart(expenses, expenseCategories,filePath_=filePath);

def example2_colors(saveFiles_):
   """
   In this example, the title, colors and font sizes are specified. Percentage values and actual values are also shown:

   .. image:: ../exampleOutput/pieChart_colors.png
       :scale: 50%

   :param saveFiles_: Boolean if True, figures are saved, if False, figures are displayed
   """
   expenseCategories = ["Rent", "Food", "Travel", "Fun"];
   expenses = [1000, 300, 500, 250];

   style = crGraphStyle.crGraphStyle();
   style.colors = ['yellow','cyan','grey','white'];
   crGraphs.setStyle(style);

   filePath = "";
   if (saveFiles_):
      filePath = "pieChart_colors.png";
   crGraphs.createPieChart(expenses, expenseCategories, "Colors example", showPercentageVals_=True, showShadow_=True, filePath_=filePath);

def example3_multiFigure(saveFiles_):
   """
   In this example, two figures are created below each other and saved into a single file:

   .. image:: ../exampleOutput/pieChart_large.png
       :scale: 100%

   :param saveFiles_: Boolean if True, figures are saved, if False, figures are displayed
   """

   #-- create 1st figure. Make it portait size and use the holdFigure_=True argument to specify that the figure should not be displayed yet
   expenseCategories = ["Rent", "Food", "Travel", "Fun"];
   expenses = [1000, 300, 500, 250];

   style = crGraphStyle.crGraphStyle();
   style.figureSize = (14,6);
   crGraphs.setStyle(style);

   figure1 = crGraphs.createPieChart(expenses, expenseCategories, "Expenses", subPlot_=121, renderFigure_=False);

   #-- create 2nd figure into the figure1 saved previously. Specify the file path to save into.
   countries = ["Germany", "USA", "Canada"];
   numOfCountryVisits = [10, 3, 7];

   filePath = "";
   if (saveFiles_):
      filePath = "pieChart_large.png";
   crGraphs.createPieChart(numOfCountryVisits, countries, showPercentageVals_=True, showActualVals_=False,
      subPlot_=122,figure_=figure1, filePath_=filePath);

if __name__ == "__main__":

   saveFiles = True;

   example1_simple(saveFiles);
   example2_colors(saveFiles);
   example3_multiFigure(saveFiles);