Re-add grid functions after deprecation of dependency

gripf1/analysis/lap_time_chart.py

@@ -38,13 +38,15 @@ class LapTimeChart(TimeSeriesPlot):
 
     def __init__(self, title_session: fastf1.core.Session, driver: gripf1.core.Driver,
                  excluded_laps: list = None, legend: bool = False, mark_sc: bool = False,  # Optional parameters
-                 mark_vsc: bool = False, mark_yellow_flag: bool = False):  # Optional parameters
+                 mark_vsc: bool = False, mark_yellow_flag: bool = False,  # Optional parameters
+                 minor_x_ticks: bool = 2, minor_y_ticks: bool = 0):  # Optional parameters
         x_label = "Lap Number"
         y_label = "Lap Time [min:sec.ms]"
         title = driver.name + " Lap Time Progression"
         super().__init__(x_label, y_label, title, title_session, legend)
         self.mark_laps(driver, mark_sc, mark_vsc, mark_yellow_flag)
         self.add_driver(driver, excluded_laps)
+        self.add_grid_lines(minor_x_ticks, minor_y_ticks)
 
     def add_driver(self, driver: gripf1.core.Driver,
                    excluded_laps: list = None):  # Optional parameters

gripf1/analysis/speed_chart.py

@@ -29,15 +29,17 @@ class SpeedChart(TimeSeriesPlot):
 
     """
 
-    def __init__(self, title_session: fastf1.core.Session, driver: gripf1.core.Driver, lap_number: int = 0,
-                 legend: bool = False):  # Optional parameters
+    def __init__(self, title_session: fastf1.core.Session, driver: gripf1.core.Driver,
+                 lap_number: int = 0, legend: bool = False,  # Optional parameters
+                 minor_x_ticks: float = 0, minor_y_ticks: float = 10):  # Optional parameters
         x_label = "Time [s]"
         y_label = "Speed [km/h]"
         title = driver.name + " Speed Analysis | Lap " + str(lap_number)
         if lap_number == 0:
             title = driver.name + " Speed Analysis | Fastest Lap"
         super().__init__(x_label, y_label, title, title_session, legend)
         self.add_lap(driver, lap_number)
+        self.add_grid_lines(minor_x_ticks, minor_y_ticks)
 
     def add_lap(self, driver: gripf1.core.Driver, lap_number: int = 0):
         """

gripf1/core.py

@@ -89,4 +89,4 @@ def get_driver_laps(self, session) -> fastf1.core.Laps:
         :param session: Session object to get the data from
         :return: fastf1.core.Laps
         """
-        return session.laps.pick_driver(self.abbr)
+        return session.laps.pick_drivers(self.abbr)

gripf1/plotting/time_series_plot.py

@@ -2,6 +2,7 @@
 import pandas
 import numpy as np
 from matplotlib import pyplot as plt
+from matplotlib.ticker import MultipleLocator
 
 
 class TimeSeriesPlot:
@@ -110,6 +111,25 @@ def mark_x_axis(self, lap: int, color: str, label: str, alpha: float = 0.3, line
         else:
             self.ax.axvline(x=lap, color=color, alpha=alpha, linewidth=linewidth, label=label, zorder=2)
 
+    def add_grid_lines(self,
+                       minor_x_ticks: float = 0, minor_y_ticks: float = 0):  # Optional parameters
+        """
+        Adds grid lines to the plot
+        :return:
+        """
+
+        # Set x-axis ticks  every 2 laps
+        if minor_x_ticks > 0:
+            self.ax.xaxis.set_minor_locator(MultipleLocator(minor_x_ticks))
+
+        # Set y-axis ticks every 0.5 seconds
+        if minor_y_ticks > 0:
+            self.ax.yaxis.set_minor_locator(MultipleLocator(minor_y_ticks))
+
+        # Display grid lines
+        plt.grid(which='minor', alpha=0.2)
+        plt.grid(which='major', alpha=0.5)
+
     def plot(self):
         """
         Displays the plot
@@ -118,5 +138,5 @@ def plot(self):
 
         if self.legend:
             self.ax.legend()
-        plt.grid(color='gray')
+
         plt.show()