From 811af739534f688cde7072c4772ceb210fb19073 Mon Sep 17 00:00:00 2001
From: Benjamin Bean <bbean@sandia.gov>
Date: Thu, 6 Nov 2025 09:49:50 -0700
Subject: [PATCH 1/2] add capability for visualization image processors to
 receive the undressed version of an earlier visualization

---
 .../ViewAnnotationsImageProcessor.py          |   2 +-
 .../ViewHighlightImageProcessor.py            |   2 +-
 .../cv/spot_analysis/SpotAnalysisOperable.py  |   7 ++
 .../spot_analysis/VisualizationCoordinator.py |  15 ++-
 .../AbstractVisualizationImageProcessor.py    | 100 ++++++++++++++++--
 .../image_processor/View3dImageProcessor.py   |   2 +-
 .../ViewCrossSectionImageProcessor.py         |   3 +-
 .../common/lib/render/figure_management.py    |  38 ++++++-
 8 files changed, 151 insertions(+), 18 deletions(-)

diff --git a/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py b/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
index 4ba7294b4..80e1d8b42 100644
--- a/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
+++ b/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
@@ -112,7 +112,7 @@ def visualize_operable(
         to_render += filter(self._annotations_match_filter, operable.annotations)
 
         # initialize the figure
-        self.figure.clear()
+        self.prepare_figure_records([self.figure])
         self.figure.view.imshow(image)
 
         # render
diff --git a/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py b/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
index bfb953920..0aaa4b30e 100644
--- a/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
+++ b/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
@@ -114,7 +114,7 @@ def visualize_operable(
             new_image[white_selector] = highlight_color.rgb_255()
 
         # show the visualization
-        self.figure.clear()
+        self.prepare_figure_records([self.figure])
         self.figure.view.imshow(new_image)
         self.figure.view.show(block=False)
 
diff --git a/opencsp/common/lib/cv/spot_analysis/SpotAnalysisOperable.py b/opencsp/common/lib/cv/spot_analysis/SpotAnalysisOperable.py
index 8d070dd55..7fd53ae4d 100644
--- a/opencsp/common/lib/cv/spot_analysis/SpotAnalysisOperable.py
+++ b/opencsp/common/lib/cv/spot_analysis/SpotAnalysisOperable.py
@@ -61,6 +61,12 @@ class SpotAnalysisOperable:
     algorithm_images
     supporting_images
     """
+    _visualization_image_no_axes: CacheableImage = None
+    """
+    The visualization image from the last AbstractVisualizationImageProcessor.
+    This value is used by the next AbstractVisualizationImageProcessor that has
+    its base_image_selector set to 'visualization', and then the value is unset.
+    """
     algorithm_images: dict["AbstractSpotAnalysisImageProcessor", list[CacheableImage]] = field(default_factory=dict)
     """
     The images produced by the image processors to explain how certain values
@@ -149,6 +155,7 @@ def __post_init__(self):
                 primary_image_source_path,
                 supporting_images,
                 self.visualization_images,
+                self._visualization_image_no_axes,
                 self.algorithm_images,
                 self.previous_operables,
                 self.given_fiducials,
diff --git a/opencsp/common/lib/cv/spot_analysis/VisualizationCoordinator.py b/opencsp/common/lib/cv/spot_analysis/VisualizationCoordinator.py
index dae3ee81b..3c96ee32e 100644
--- a/opencsp/common/lib/cv/spot_analysis/VisualizationCoordinator.py
+++ b/opencsp/common/lib/cv/spot_analysis/VisualizationCoordinator.py
@@ -204,6 +204,13 @@ def initialize_vis_processors(self, operable: SpotAnalysisOperable):
                 # register this figure for coordinated management
                 self.figures.append(weakref.ref(fig_record))
 
+        # set up no_axes dependencies
+        previous_processor = self.visualization_processors[0]
+        for processor in self.visualization_processors[1:]:
+            if processor.base_image_selector == 'visualization':
+                previous_processor._include_visualization_image_no_axes = True
+            previous_processor = processor
+
     def _get_figures(self) -> list[rcfr.RenderControlFigureRecord]:
         """
         Get strong references to the figure_records from the registered
@@ -294,7 +301,9 @@ def visualize(
         self.initialize_vis_processors(operable)
 
         # render the visualization image processor
-        processor_visualizations = visualization_processor._visualize_operable(operable, is_last)
+        processor_visualizations, _visualization_image_no_axes = visualization_processor._visualize_operable(
+            operable, is_last
+        )
 
         # compile all visualizations together into a single operable to be returned
         if len(processor_visualizations) > 0:
@@ -309,7 +318,9 @@ def visualize(
             all_vis_images[visualization_processor] += processor_visualizations
 
             # update the operable
-            operable = dataclasses.replace(operable, visualization_images=all_vis_images)
+            operable = dataclasses.replace(
+                operable, visualization_images=all_vis_images, _visualization_image_no_axes=_visualization_image_no_axes
+            )
         else:
             # update the operable
             operable = dataclasses.replace(operable)
diff --git a/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py b/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
index 01030e035..2b6a9ea57 100644
--- a/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
+++ b/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
@@ -2,6 +2,7 @@
 import copy
 import dataclasses
 from typing import Callable
+import weakref
 
 import numpy as np
 
@@ -11,6 +12,7 @@
 from opencsp.common.lib.cv.spot_analysis.image_processor.AbstractSpotAnalysisImageProcessor import (
     AbstractSpotAnalysisImageProcessor,
 )
+import opencsp.common.lib.render.figure_management as fm
 import opencsp.common.lib.render_control.RenderControlFigure as rcf
 import opencsp.common.lib.render_control.RenderControlFigureRecord as rcfr
 import opencsp.common.lib.tool.image_tools as it
@@ -47,6 +49,7 @@ class AbstractVisualizationImageProcessor(AbstractSpotAnalysisImageProcessor, AB
         - init_figure_records()*
         - process()
         -     _execute()
+        -     _get_image_for_visualizing()
         -     visualize_operable()*
         - close_figures()*
 
@@ -141,6 +144,18 @@ def __init__(
         """
         self.initialized_figure_records = False
         """ True if init_figure_records() has been called, False otherwise. """
+        self._render_control_fig: weakref.ref[rcf.RenderControlFigure] = None
+        """
+        The figure control used in init_figure_records(). Managed as a weak
+        reference so that this reference doesn't complicating garbage collection.
+        """
+        self._include_visualization_image_no_axes: bool = False
+        """
+        If True, then the _visualization_image_no_axes image is set on the
+        returned SpotAnalysisOperable. This value is used by the next
+        visualization image processor that has its base_image_selector set to
+        'visualization', and then the value is unset.
+        """
 
     @property
     @abstractmethod
@@ -182,6 +197,9 @@ def _get_image_for_visualizing(self, operable: SpotAnalysisOperable) -> Cacheabl
             return operable.primary_image
         elif isinstance(self.base_image_selector, str):
             if self.base_image_selector.lower() == 'visualization':
+                if operable._visualization_image_no_axes is not None:
+                    print(self.name)
+                    return operable._visualization_image_no_axes
                 return list(operable.visualization_images.values())[-1][0]
             elif self.base_image_selector.lower() == 'algorithm':
                 return list(operable.algorithm_images.values())[-1][0]
@@ -231,7 +249,7 @@ def visualize_operable(
         -------
         visualizations: list[CacheableImage|rcfr.RenderControlFigureRecord]
             Visualizations from this image processor as cacheable images or as
-            figure records. Empty list if there aren't any.
+            figure records. Figure records preferred. Empty list if there aren't any.
         """
         pass
 
@@ -279,6 +297,7 @@ def _init_figure_records(self, render_control_fig: rcf.RenderControlFigure) -> l
         list[rcfr.RenderControlFigureRecord]
             The list of newly created visualization windows.
         """
+        self._render_control_fig = weakref.ref(render_control_fig)
         ret = self.init_figure_records(render_control_fig)
         self.initialized_figure_records = True
         return ret
@@ -352,6 +371,9 @@ def _execute(self, operable: SpotAnalysisOperable, is_last: bool) -> list[SpotAn
         # ChatGPT 4o-mini assisted with generating this docstring, reviewed by a human
         ret: SpotAnalysisOperable = None
 
+        # Remember the _visualization_image_no_axes value so that it can be unset if unchanged.
+        previs_visualization_image_no_axes = operable._visualization_image_no_axes
+
         if self.has_visualization_coordinator:
             # Visualize the operable and block (if interactive).
             op_with_vis = self.visualization_coordinator.visualize(self, operable, is_last)
@@ -366,7 +388,7 @@ def _execute(self, operable: SpotAnalysisOperable, is_last: bool) -> list[SpotAn
                 # Create the figure to plot to
                 render_control = self.default_render_control_figure_for_operable(operable)
                 self._init_figure_records(render_control)
-            new_visualizations = self._visualize_operable(operable, is_last)
+            new_visualizations, _visualization_image_no_axes = self._visualize_operable(operable, is_last)
 
             # get the visualization images list
             visualization_images = copy.copy(operable.visualization_images)
@@ -377,11 +399,56 @@ def _execute(self, operable: SpotAnalysisOperable, is_last: bool) -> list[SpotAn
             visualization_images[self] += new_visualizations
 
             # update the return value
-            ret = dataclasses.replace(operable, visualization_images=visualization_images)
+            ret = dataclasses.replace(
+                operable,
+                visualization_images=visualization_images,
+                _visualization_image_no_axes=_visualization_image_no_axes,
+            )
+
+        # Unset the _visualization_image_no_axes if unchanged.
+        # We do this because that value is intended to be used for the next processor only.
+        if ret._visualization_image_no_axes == previs_visualization_image_no_axes:
+            ret = dataclasses.replace(ret, _visualization_image_no_axes=None)
 
         return [ret]
 
-    def _visualize_operable(self, operable: SpotAnalysisOperable, is_last: bool) -> list[CacheableImage]:
+    def prepare_figure_records(
+        self,
+        figure_records: list[rcfr.RenderControlFigureRecord]
+    ):
+        """
+        Clears the figure records and sets the layout margins to "tight".
+
+        Parameters
+        ----------
+        figure_records : list[rcfr.RenderControlFigureRecord]
+            The figure records to be prepared.
+        """
+        for fig_record in figure_records:
+            fig_record.figure.tight_layout()
+            fig_record.clear()
+
+    def _hide_vis_window_dressings(self, fig_record: rcfr.RenderControlFigureRecord):
+        # hide all the window dressings
+        if (render_control_fig := self._render_control_fig()) is not None:
+            fm.hide_axes(fig_record, render_control_fig, force_hide=True)
+        old_title = fig_record.title
+        fig_record.title = ""
+        fig_record.figure.subplots_adjust(left=0, right=1, top=1, bottom=0, wspace=0, hspace=0)
+
+        return { "old_title": old_title }
+
+    def _apply_window_dressings(self, fig_record: rcfr.RenderControlFigureRecord, window_dressings: dict[str, any]):
+        # re-apply all the window dressings
+        fig_record.figure.tight_layout()
+        if (render_control_fig := self._render_control_fig()) is not None:
+            fm.show_axes(fig_record, render_control_fig)
+        old_title: str = window_dressings["old_title"]
+        fig_record.title = old_title
+
+    def _visualize_operable(
+        self, operable: SpotAnalysisOperable, is_last: bool
+    ) -> tuple[list[CacheableImage], CacheableImage | None]:
         """
         Calls :py:meth:`visualize_operable` and collects the visualziation images.
 
@@ -421,16 +488,33 @@ def _visualize_operable(self, operable: SpotAnalysisOperable, is_last: bool) ->
 
         # build the list of visualization images
         all_vis_images: list[CacheableImage] = []
-        for cacheable_or_figure_rec in visualizations:
+        _visualization_image_no_axes: CacheableImage = None
+        for i, cacheable_or_figure_rec in enumerate(visualizations):
             if isinstance(cacheable_or_figure_rec, CacheableImage):
-                all_vis_images.append(cacheable_or_figure_rec)
+                cacheable = cacheable_or_figure_rec
+
+                all_vis_images.append(cacheable)
 
             else:
+                fig_record = cacheable_or_figure_rec
+
                 # get the figure as an numpy array, using the standard 8 inches figure height
-                np_image = cacheable_or_figure_rec.to_array(8.0)
+                np_image = fig_record.to_array(8.0)
+
+                # assign the figure as the latest visualization
+                if self._include_visualization_image_no_axes:
+                    if i == 0:
+                        # hide window dressings
+                        window_dressings = self._hide_vis_window_dressings(fig_record)
+
+                        # render the undressed visualization
+                        _visualization_image_no_axes = CacheableImage.from_single_source(fig_record.to_array(8.0))
+
+                        # re-apply the window dressings
+                        self._apply_window_dressings(fig_record, window_dressings)
 
                 # add the image
                 cacheable_image = CacheableImage(np_image)
                 all_vis_images.append(cacheable_image)
 
-        return all_vis_images
+        return all_vis_images, _visualization_image_no_axes
diff --git a/opencsp/common/lib/cv/spot_analysis/image_processor/View3dImageProcessor.py b/opencsp/common/lib/cv/spot_analysis/image_processor/View3dImageProcessor.py
index 5eeeffa69..533301fbb 100644
--- a/opencsp/common/lib/cv/spot_analysis/image_processor/View3dImageProcessor.py
+++ b/opencsp/common/lib/cv/spot_analysis/image_processor/View3dImageProcessor.py
@@ -100,7 +100,7 @@ def visualize_operable(
             image = cv.resize(image, (height, width), interpolation=cv.INTER_AREA)
 
         # Clear the previous data
-        self.fig_record.clear()
+        self.prepare_figure_records([self.fig_record])
 
         # Update the title
         self.fig_record.title = operable.best_primary_nameext
diff --git a/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py b/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
index 9d78754e7..5cb09e747 100644
--- a/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
+++ b/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
@@ -305,8 +305,7 @@ def visualize_operable(
         cs_cropped_y_mlab = cropped_height - cs_cropped_y
 
         # Clear the previous plot
-        for fig_record in self.fig_records:
-            fig_record.clear()
+        self.prepare_figure_records(self.fig_records)
 
         # Update the title
         for plot_title_prefix, fig_record in zip(self.plot_titles, self.fig_records):
diff --git a/opencsp/common/lib/render/figure_management.py b/opencsp/common/lib/render/figure_management.py
index 22f3a96bd..ae00de4d4 100644
--- a/opencsp/common/lib/render/figure_management.py
+++ b/opencsp/common/lib/render/figure_management.py
@@ -310,7 +310,7 @@ def _setup_figure(
     return fig_record
 
 
-def hide_axes(fig_record: RenderControlFigureRecord, figure_control: RenderControlFigure):
+def hide_axes(fig_record: RenderControlFigureRecord, figure_control: RenderControlFigure, force_hide: bool = False):
     """
     Hides the axes for the plot if axis_control.draw_axes is False. Hides the
     whitespace around the plot if figure_control.draw_whitespace_padding is
@@ -322,20 +322,52 @@ def hide_axes(fig_record: RenderControlFigureRecord, figure_control: RenderContr
         The figure record to be modified.
     figure_control : RenderControlFigure
         The control that manages if axes and whitespace are drawn.
+    force_hide : bool, optional
+        True to hide the axes and whitespace regardless of the axis_control
+        and figure_control settings. Default is False.
     """
     axis_control = fig_record.axis_control
 
     # hide the axes
-    if not axis_control.draw_axes:
+    if (not axis_control.draw_axes) or (force_hide):
         fig_record.axis.axis('off')
         fig_record.axis.axes.get_xaxis().set_visible(False)
         fig_record.axis.axes.get_yaxis().set_visible(False)
 
     # hide the whitespace
-    if not figure_control.draw_whitespace_padding:
+    if (not figure_control.draw_whitespace_padding) or (force_hide):
         fig_record.figure.tight_layout(pad=0)
 
 
+def show_axes(fig_record: RenderControlFigureRecord, figure_control: RenderControlFigure, force_show: bool = False):
+    """
+    Shows the axes for the plot if axis_control.draw_axes is True. Shows the
+    whitespace around the plot if figure_control.draw_whitespace_padding is
+    True.
+
+    Parameters
+    ----------
+    fig_record : RenderControlFigureRecord
+        The figure record to be modified.
+    figure_control : RenderControlFigure
+        The control that manages if axes and whitespace are drawn.
+    force_show : bool, optional
+        True to show the axes and whitespace regardless of the axis_control
+        and figure_control settings. Default is False.
+    """
+    axis_control = fig_record.axis_control
+
+    # show the axes
+    if axis_control.draw_axes or force_show:
+        fig_record.axis.axis('on')
+        fig_record.axis.axes.get_xaxis().set_visible(True)
+        fig_record.axis.axes.get_yaxis().set_visible(True)
+
+    # show the whitespace
+    if figure_control.draw_whitespace_padding or force_show:
+        fig_record.figure.tight_layout()
+
+
 def setup_figure(
     figure_control: RenderControlFigure,
     axis_control=None,

From 796c3d80ff07f26531190a6d3d64af71bc0cccb6 Mon Sep 17 00:00:00 2001
From: Benjamin Bean <bbean@sandia.gov>
Date: Thu, 6 Nov 2025 09:51:16 -0700
Subject: [PATCH 2/2] clear the whitespace around figures

---
 .../ViewAnnotationsImageProcessor.py          |  2 +-
 .../ViewHighlightImageProcessor.py            |  2 +-
 .../AbstractVisualizationImageProcessor.py    | 38 +++++++++++++++++--
 .../ViewCrossSectionImageProcessor.py         |  2 +-
 4 files changed, 38 insertions(+), 6 deletions(-)

diff --git a/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py b/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
index 80e1d8b42..30b646945 100644
--- a/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
+++ b/contrib/common/lib/cv/spot_analysis/image_processor/ViewAnnotationsImageProcessor.py
@@ -112,7 +112,7 @@ def visualize_operable(
         to_render += filter(self._annotations_match_filter, operable.annotations)
 
         # initialize the figure
-        self.prepare_figure_records([self.figure])
+        self.prepare_figure_records([self.figure], [image.shape])
         self.figure.view.imshow(image)
 
         # render
diff --git a/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py b/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
index 0aaa4b30e..f1dc936d2 100644
--- a/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
+++ b/contrib/common/lib/cv/spot_analysis/image_processor/ViewHighlightImageProcessor.py
@@ -114,7 +114,7 @@ def visualize_operable(
             new_image[white_selector] = highlight_color.rgb_255()
 
         # show the visualization
-        self.prepare_figure_records([self.figure])
+        self.prepare_figure_records([self.figure], [new_image.shape])
         self.figure.view.imshow(new_image)
         self.figure.view.show(block=False)
 
diff --git a/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py b/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
index 2b6a9ea57..954d752ef 100644
--- a/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
+++ b/opencsp/common/lib/cv/spot_analysis/image_processor/AbstractVisualizationImageProcessor.py
@@ -414,20 +414,52 @@ def _execute(self, operable: SpotAnalysisOperable, is_last: bool) -> list[SpotAn
 
     def prepare_figure_records(
         self,
-        figure_records: list[rcfr.RenderControlFigureRecord]
+        figure_records: list[rcfr.RenderControlFigureRecord],
+        figure_shapes: list[list[int | float] | tuple | None] = (),
     ):
         """
-        Clears the figure records and sets the layout margins to "tight".
+        Clears the figure records, sets the layout margins to "tight", and
+        sets the figure record shape.
 
         Parameters
         ----------
         figure_records : list[rcfr.RenderControlFigureRecord]
             The figure records to be prepared.
+        figure_shapes : list[list[int | float] | tuple | None], optional
+            The shapes of the figure records. This can either be the desired
+            height/width of the figure in inches (if < 50), or the number of
+            rows/columns in the figure (if > 50). The figure will be resized so
+            that the width-to-height ratio matches this value.
         """
         for fig_record in figure_records:
             fig_record.figure.tight_layout()
             fig_record.clear()
 
+        for i in range(min(len(figure_records), len(figure_shapes))):
+            fig_record, fig_shape = figure_records[i], figure_shapes[i]
+            if fig_shape is None:
+                continue
+            if len(fig_shape) < 2:
+                lt.error_and_raise(
+                    ValueError,
+                    f"In AbstractVisualizationImageProcessor.prepare_figure_records ({self.name}):"
+                    + f"expected figure shape to have at least two dimensions, but {figure_shapes[i]=}",
+                )
+            curr_height = fig_record.figure.get_size_inches()[1]
+
+            if fig_shape[0] >= 50 or fig_shape[1] >= 50:
+                # Assume that fig_shape is pixel dimensions with
+                # rows (0) and columns (1), such as from array.shape
+                nrows, ncols = fig_shape[0], fig_shape[1]
+                width_to_height = ncols / nrows
+                fig_record.figure.set_size_inches(width_to_height * curr_height, curr_height)
+
+            else:
+                # Assume the the fig_shape is the height/width in inches.
+                height, width = fig_shape[0], fig_shape[1]
+                width_to_height = width / height
+                fig_record.figure.set_size_inches(width_to_height * curr_height, curr_height)
+
     def _hide_vis_window_dressings(self, fig_record: rcfr.RenderControlFigureRecord):
         # hide all the window dressings
         if (render_control_fig := self._render_control_fig()) is not None:
@@ -436,7 +468,7 @@ def _hide_vis_window_dressings(self, fig_record: rcfr.RenderControlFigureRecord)
         fig_record.title = ""
         fig_record.figure.subplots_adjust(left=0, right=1, top=1, bottom=0, wspace=0, hspace=0)
 
-        return { "old_title": old_title }
+        return {"old_title": old_title}
 
     def _apply_window_dressings(self, fig_record: rcfr.RenderControlFigureRecord, window_dressings: dict[str, any]):
         # re-apply all the window dressings
diff --git a/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py b/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
index 5cb09e747..859e5e37e 100644
--- a/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
+++ b/opencsp/common/lib/cv/spot_analysis/image_processor/ViewCrossSectionImageProcessor.py
@@ -305,7 +305,7 @@ def visualize_operable(
         cs_cropped_y_mlab = cropped_height - cs_cropped_y
 
         # Clear the previous plot
-        self.prepare_figure_records(self.fig_records)
+        self.prepare_figure_records(self.fig_records, [base_image.nparray.shape, None, None])
 
         # Update the title
         for plot_title_prefix, fig_record in zip(self.plot_titles, self.fig_records):