Implement ‘blockdiag - simple block-diagram image generator’ to illustrate documentation with block diagrams, sequence diagrams, activity diagrams and logical network diagrams

docs/conf.py

@@ -44,7 +44,23 @@ suppress_warnings = ['image.nonlocal_uri']
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ['breathe', 'link-roles']
+extensions = ['breathe',
+              'link-roles',
+              'sphinxcontrib.blockdiag',
+              'sphinxcontrib.seqdiag',
+              'sphinxcontrib.actdiag',
+              'sphinxcontrib.nwdiag',
+              'sphinxcontrib.rackdiag',
+              'sphinxcontrib.packetdiag'
+             ]
+
+# Set up font for blockdiag, nwdiag, rackdiag and packetdiag
+blockdiag_fontpath = '_static/DejaVuSans.ttf'
+seqdiag_fontpath = '_static/DejaVuSans.ttf'
+actdiag_fontpath = '_static/DejaVuSans.ttf'
+nwdiag_fontpath = '_static/DejaVuSans.ttf'
+rackdiag_fontpath = '_static/DejaVuSans.ttf'
+packetdiag_fontpath = '_static/DejaVuSans.ttf'
 
 # Breathe extension variables
 breathe_projects = { "esp32-idf": "xml/" }