add legend style option : size, front, color

CHANGELOG.md

@@ -2,6 +2,16 @@
 
 ## Unreleased
 
+## 4.3.1 - 2025-07-08
+
+- Fix regression when loading projects
+
+## 4.3.0 - 2025-07-07
+
+- New radar plot type thanks to @soaubier Oslandia
+- Fix error with title thanks to @florianneukirchen
+- Add help link to help menu and metadata thanks to @Gustry
+
 ## 4.2.0 - 2024-10-24
 
 - Fix loading of the plugin when used with `qgis_process`, contribution from @Gustry

DataPlotly/core/plot_factory.py

@@ -163,6 +163,14 @@ def add_source_field_or_expression(field_or_expression):
         z_expression, z_needs_geom, z_attrs = add_source_field_or_expression(self.settings.properties['z_name']) if \
             self.settings.properties[
                 'z_name'] else (None, False, set())
+        y_label_expression, _, y_label_attrs = add_source_field_or_expression(self.settings.properties['y_combo_radar_label']) if \
+            self.settings.properties.get(
+                'y_combo_radar_label') else (None, False, set())
+        y_fields_expression = QgsExpression("array(" + ", ".join([f'"{field_name}"'
+                                                                  for field_name in self.settings.properties['y_fields_combo'].split(", ")
+                                                                  ]) + ")") if \
+            self.settings.properties.get(
+                    'y_fields_combo') else None
         additional_info_expression, additional_needs_geom, additional_attrs = add_source_field_or_expression(
             self.settings.layout['additional_info_expression']) if self.settings.layout[
             'additional_info_expression'] else (None, False, set())
@@ -171,6 +179,7 @@ def add_source_field_or_expression(field_or_expression):
                             x_attrs,
                             y_attrs,
                             z_attrs,
+                            y_label_attrs,
                             additional_attrs)
 
         request = QgsFeatureRequest()
@@ -230,6 +239,9 @@ def add_source_field_or_expression(field_or_expression):
         colors = []
         stroke_colors = []
         stroke_widths = []
+        y_radar_labels = []
+        y_radar_values = []
+
         for f in it:
             if visible_geom_engine and not visible_geom_engine.intersects(f.geometry().constGet()):
                 continue
@@ -267,6 +279,22 @@ def add_source_field_or_expression(field_or_expression):
                 if z == NULL or z is None:
                     continue
 
+            y_radar_label = None
+            if y_label_expression:
+                y_radar_label = y_label_expression.evaluate(context)
+                if y_radar_label == NULL or y_radar_label is None:
+                    continue
+            elif self.settings.properties.get('y_combo_radar_label'):
+                y_radar_label = f[self.settings.properties['y_combo_radar_label']]
+                if y_radar_label == NULL or y_radar_label is None:
+                    continue
+
+            y_radar_value = None
+            if y_fields_expression:
+                y_radar_value = y_fields_expression.evaluate(context)
+                if y_radar_value == NULL or y_radar_value is None:
+                    continue
+
             if additional_info_expression:
                 additional_hover_text.append(
                     additional_info_expression.evaluate(context))
@@ -280,6 +308,10 @@ def add_source_field_or_expression(field_or_expression):
                 yy.append(y)
             if z is not None:
                 zz.append(z)
+            if y_radar_label is not None:
+                y_radar_labels.append(y_radar_label)
+            if y_radar_value is not None:
+                y_radar_values.append(y_radar_value)
 
             if self.settings.data_defined_properties.isActive(PlotSettings.PROPERTY_MARKER_SIZE):
                 default_value = self.settings.properties['marker_size']
@@ -338,6 +370,8 @@ def add_source_field_or_expression(field_or_expression):
         self.settings.x = xx
         self.settings.y = yy
         self.settings.z = zz
+        self.settings.y_radar_labels = y_radar_labels
+        self.settings.y_radar_values = y_radar_values
         if marker_sizes:
             self.settings.data_defined_marker_sizes = marker_sizes
         if colors:
@@ -699,7 +733,6 @@ def build_figure(self) -> str:
 
         with open(self.plot_path, "w", encoding="utf8") as f:
             f.write(self.build_html(config))
-
         return self.plot_path
 
     def build_figures(self, plot_type, ptrace, config=None) -> str:
@@ -740,7 +773,6 @@ def build_figures(self, plot_type, ptrace, config=None) -> str:
             self.layout = PlotFactory.PLOT_TYPES[plot_type].create_layout(
                 self.settings)
             figures = go.Figure(data=ptrace, layout=self.layout)
-
         else:
             figures = go.Figure(data=ptrace, layout=self.layout)
 

DataPlotly/core/plot_settings.py

@@ -51,6 +51,9 @@ class PlotSettings:  # pylint: disable=too-many-instance-attributes
     PROPERTY_FONT_YTICKS_SIZE = 27
     PROPERTY_FONT_YTICKS_FAMILY = 28
     PROPERTY_FONT_YTICKS_COLOR = 29
+    PROPERTY_FONT_LEGEND_SIZE = 30
+    PROPERTY_FONT_LEGEND_FAMILY = 31
+    PROPERTY_FONT_LEGEND_COLOR = 32
 
     DYNAMIC_PROPERTIES = {
         PROPERTY_FILTER: QgsPropertyDefinition('filter', 'Feature filter', QgsPropertyDefinition.Boolean),
@@ -77,6 +80,9 @@ class PlotSettings:  # pylint: disable=too-many-instance-attributes
         PROPERTY_FONT_YTICKS_SIZE: QgsPropertyDefinition('font_yticks_size', 'Font yticks size', QgsPropertyDefinition.String),
         PROPERTY_FONT_YTICKS_FAMILY: QgsPropertyDefinition('font_yticks_family', 'Font yticks family', QgsPropertyDefinition.String),
         PROPERTY_FONT_YTICKS_COLOR: QgsPropertyDefinition('font_yticks_color', 'Font yticks color', QgsPropertyDefinition.ColorWithAlpha),
+        PROPERTY_FONT_LEGEND_SIZE: QgsPropertyDefinition('font_legend_size', 'Font yticks size', QgsPropertyDefinition.String),
+        PROPERTY_FONT_LEGEND_FAMILY: QgsPropertyDefinition('font_legend_family', 'Font yticks family', QgsPropertyDefinition.String),
+        PROPERTY_FONT_LEGEND_COLOR: QgsPropertyDefinition('font_legend_color', 'Font yticks color', QgsPropertyDefinition.ColorWithAlpha),
         PROPERTY_X_TITLE: QgsPropertyDefinition('x_title', 'X title', QgsPropertyDefinition.String),
         PROPERTY_Y_TITLE: QgsPropertyDefinition('y_title', 'Y title', QgsPropertyDefinition.String),
         PROPERTY_Z_TITLE: QgsPropertyDefinition('z_title', 'Z title', QgsPropertyDefinition.String),
@@ -101,6 +107,8 @@ def __init__(self, plot_type: str = 'scatter', properties: dict = None, layout:
             'x_name': '',
             'y_name': '',
             'z_name': '',
+            'y_combo_radar_label': '',
+            'y_fields_combo': '',
             'in_color': '#8ebad9',
             'out_color': '#1f77b4',
             'marker_width': 1,
@@ -135,7 +143,12 @@ def __init__(self, plot_type: str = 'scatter', properties: dict = None, layout:
             'show_mean_line': False,
             'layout_filter_by_map': False,
             'layout_filter_by_atlas': False,
-            'pie_hole': 0
+            'pie_hole': 0,
+            'fill': False,
+            'line_combo_threshold': 'Dot Line',
+            'line_dash_threshold': 'dash',
+            'threshold_value': 1,
+            'threshold': False
         }
 
         # layout nested dictionary
@@ -162,6 +175,9 @@ def __init__(self, plot_type: str = 'scatter', properties: dict = None, layout:
             'font_yticks_size': 10,
             'font_yticks_family': "Arial",
             'font_yticks_color': "#000000",
+            'font_legend_size': 10,
+            'font_legend_family': "Arial",
+            'font_legend_color': "#000000",
             'xaxis': None,
             'bar_mode': None,
             'x_type': None,
@@ -205,6 +221,8 @@ def __init__(self, plot_type: str = 'scatter', properties: dict = None, layout:
         self.x = []
         self.y = []
         self.z = []
+        self.y_radar_labels = []
+        self.y_radar_values = []
         self.feature_ids = []
         self.additional_hover_text = []
         self.data_defined_marker_sizes = []

DataPlotly/core/plot_types/__init__.py

@@ -14,6 +14,7 @@
 from .histogram import HistogramFactory
 from .pie import PieChartFactory
 from .polar import PolarChartFactory
+from .radar import RadarChartFactory
 from .scatter import ScatterPlotFactory
 from .ternary import TernaryFactory
 from .violin import ViolinFactory