acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
lv_example.py (4203B)
      1 import os
      2 
      3 from docutils import nodes
      4 from docutils.parsers.rst import Directive, directives
      5 from docutils.parsers.rst.directives.images import Image
      6 from sphinx.directives.code import LiteralInclude
      7 
      8 
      9 def excluded_list(argument):
     10     return argument.split(',')
     11 
     12 
     13 
     14 
     15 class LvExample(Directive):
     16     required_arguments = 1
     17     option_spec = {
     18         'excluded_languages': excluded_list,
     19         'language': directives.unchanged,
     20         'description': directives.unchanged
     21     }
     22     def get_example_code_path(self, example_path, language):
     23         return os.path.abspath("../examples/" + example_path + "." + language)
     24     def human_language_name(self, language):
     25         if language == 'py':
     26             return 'MicroPython'
     27         elif language == 'c':
     28             return 'C'
     29         else:
     30             return language
     31     def github_path(self, example_path, language):
     32         env = self.state.document.settings.env
     33         return f"https://github.com/lvgl/lvgl/blob/{env.config.repo_commit_hash}/examples/{example_path}.{language}"
     34     def embed_code(self, example_file, example_path, language, buttons={}):
     35         toggle = nodes.container('', literal_block=False, classes=['toggle'])
     36         header = nodes.container('', literal_block=False, classes=['header'])
     37         toggle.append(header)
     38         try:
     39             with open(example_file) as f:
     40                 contents = f.read()
     41         except FileNotFoundError:
     42             contents = 'Error encountered while trying to open ' + example_file
     43         literal_list = nodes.literal_block(contents, contents)
     44         literal_list['language'] = language
     45         toggle.append(literal_list)
     46         paragraph_node = nodes.raw(text=f"<p>{self.human_language_name(language)} code &nbsp;</p>", format='html')
     47         for text, url in buttons.items():
     48             paragraph_node.append(nodes.raw(text=f"<a class='lv-example-link-button' onclick=\"event.stopPropagation();\" href='{url}'>{text}</a>", format='html'))
     49         header.append(paragraph_node)
     50         return toggle
     51     def run(self):
     52         example_path = self.arguments[0]
     53         example_name = os.path.split(example_path)[1]
     54         excluded_languages = self.options.get('excluded_languages', [])
     55         node_list = []
     56 
     57         env = self.state.document.settings.env
     58 
     59         iframe_html = ""
     60 
     61         c_path = self.get_example_code_path(example_path, 'c')
     62         py_path = self.get_example_code_path(example_path, 'py')
     63 
     64         c_code = self.embed_code(c_path, example_path, 'c', buttons={
     65             '<i class="fa fa-github"></i>&nbsp;GitHub': self.github_path(example_path, 'c')
     66         })
     67         py_code = self.embed_code(py_path, example_path, 'py', buttons={
     68             '<i class="fa fa-github"></i>&nbsp;GitHub': self.github_path(example_path, 'py'),
     69             '<i class="fa fa-play"></i>&nbsp;Simulator': f"https://sim.lvgl.io/v{env.config.version}/micropython/ports/javascript/index.html?script_startup=https://raw.githubusercontent.com/lvgl/lvgl/{env.config.repo_commit_hash}/examples/header.py&script=https://raw.githubusercontent.com/lvgl/lvgl/{env.config.repo_commit_hash}/examples/{example_path}.py"
     70         })
     71 
     72         if not 'c' in excluded_languages:
     73             if env.app.tags.has('html'):
     74                 iframe_html = f"<div class='lv-example' data-real-src='/{env.config.version}/_static/built_lv_examples?example={example_name}&w=320&h=240'></div>"
     75 
     76         description_html = f"<div class='lv-example-description'>{self.options.get('description', '')}</div>"
     77         layout_node = nodes.raw(text=f"<div class='lv-example-container'>{iframe_html}{description_html}</div>", format='html')
     78 
     79         node_list.append(layout_node)
     80         if not 'c' in excluded_languages:
     81             node_list.append(c_code)
     82         if not 'py' in excluded_languages:
     83             node_list.append(py_code)
     84 
     85         trailing_node = nodes.raw(text=f"<hr/>", format='html')
     86         node_list.append(trailing_node)
     87 
     88         return node_list
     89 
     90 def setup(app):
     91     app.add_directive("lv_example", LvExample)
     92     app.add_config_value("repo_commit_hash", "", "env")
     93 
     94     return {
     95         'version': '0.1',
     96         'parallel_read_safe': True,
     97         'parallel_write_safe': True,
     98     }