Add legend_default_font_size setting

README.md

@@ -4,7 +4,7 @@
 QWC Legend Service
 ==================
 
-Acts as a proxy between the client and the OGC service for GetLegendGraphic request,
+Acts as a proxy between the client and QGIS server for GetLegendGraphic request,
 allowing to return custom legend graphics instead of the ones generated by the WMS server.
 
 **Note:** Requires a QGIS server running on `default_qgis_server_url`.
@@ -202,4 +202,4 @@ Install requirements:
 
 Start local service:
 
-    CONFIG_PATH=/PATH/TO/CONFIGS/ python server.py
+    CONFIG_PATH=/PATH/TO/CONFIGS/ python src/server.py

schemas/qwc-legend-service.json

@@ -24,6 +24,10 @@
           "description": "Default base URL for forwarding WMS GetLegendGraphics requests",
           "type": "string"
         },
+        "legend_default_font_size": {
+          "description": "Default font size for GetLegendGraphic request",
+          "type": "number"
+        },
         "legend_images_path": {
           "description": "Path to legend images (required if using 'legend_image')",
           "type": "string"

src/legend_service.py

@@ -52,6 +52,7 @@ def __init__(self, tenant, logger):
         self.qgis_server_url = config.get(
             'default_qgis_server_url', 'http://localhost:8001/ows/'
         ).rstrip('/') + '/'
+        self.legend_default_font_size = config.get("legend_default_font_size")
 
         # get path to legend images from config
         self.legend_images_path = config.get('legend_images_path', 'legends/')
@@ -146,6 +147,13 @@ def get_legend(self, service_name, layer_param, format_param, params, type,
                     "style": ""
                 }
                 req_params.update(params)
+                if self.legend_default_font_size:
+                    if 'layerfontsize' not in req_params:
+                        req_params['layerfontsize'] = \
+                            self.legend_default_font_size
+                    if 'itemfontsize' not in req_params:
+                        req_params['itemfontsize'] = \
+                            self.legend_default_font_size
                 response = requests.get(
                     self.qgis_server_url + service_name, params=req_params,
                     timeout=30