From dfeff57244b2d25c135a75e326140794dc4417b4 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Wed, 29 Nov 2023 09:41:37 +0100
Subject: modernize plotting a bit

Use the "object-oriented" interface, fix image size, etc.
---
 algorithms/params.py  | 10 ++++------
 algorithms/plotter.py | 42 ++++++++++--------------------------------
 2 files changed, 14 insertions(+), 38 deletions(-)

(limited to 'algorithms')

diff --git a/algorithms/params.py b/algorithms/params.py
index 787cfd1..486cb0e 100644
--- a/algorithms/params.py
+++ b/algorithms/params.py
@@ -132,12 +132,10 @@ class AlgorithmParameters:
         ys = [y * units.get_factor() for y in ys]
 
         plot_builder = PlotBuilder()
-        plot_builder.show_grid()
-        plot_builder.set_xlabel(self._format_plot_xlabel())
-        plot_builder.set_ylabel(self._format_plot_ylabel(units))
-        #plot_builder.set_yticklabels_scientific()
-        plot_builder.set_title(self._format_plot_title())
-        plot_builder.plot(xs, ys)
+        title = self._format_plot_title()
+        xlabel = self._format_plot_xlabel()
+        ylabel = self._format_plot_ylabel(units)
+        plot_builder.plot(title, xlabel, ylabel, xs, ys)
         if output_path is None:
             plot_builder.show()
         else:
diff --git a/algorithms/plotter.py b/algorithms/plotter.py
index 47d2929..d3e4ee4 100644
--- a/algorithms/plotter.py
+++ b/algorithms/plotter.py
@@ -7,41 +7,19 @@ import matplotlib.pyplot as plt
 
 
 class PlotBuilder:
-    @staticmethod
-    def set_xlabel(s):
-        plt.xlabel(s)
-
-    @staticmethod
-    def set_ylabel(s):
-        plt.ylabel(s)
+    def __init__(self):
+        self._fig, self._ax = plt.subplots(figsize=(8, 6), dpi=200)
+        self._ax.grid(alpha=0.8, linestyle=':')
 
-    @staticmethod
-    def set_yticklabels_scientific():
-        plt.ticklabel_format(style='sci', axis='y', scilimits=(0, 0))
-
-    @staticmethod
-    def show_grid():
-        plt.grid()
-
-    @staticmethod
-    def set_title(s):
-        plt.title(s)
-
-    @staticmethod
-    def set_suptitle(s):
-        plt.suptitle(s)
-
-    @staticmethod
-    def plot(xs, ys):
-        plt.plot(xs, ys)
+    def plot(self, title, xlabel, ylabel, xs, ys):
+        self._ax.set_title(title)
+        self._ax.set_xlabel(xlabel)
+        self._ax.set_ylabel(ylabel)
+        self._ax.plot(xs, ys)
 
     @staticmethod
     def show():
         plt.show()
 
-    @staticmethod
-    def save(output_path, tight=False):
-        if tight:
-            plt.savefig(output_path, bbox_inches='tight')
-        else:
-            plt.savefig(output_path)
+    def save(self, output_path):
+        self._fig.savefig(output_path)
-- 
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