Move function from selection

source/ZAZLaTex2SVG.py

@@ -96,32 +96,15 @@ def _latex_to_svg(code):
 
 class ZAZLaTex2SVG(unohelper.Base, XJobExecutor):
     NAME = 'temp'
-    _msg1 = _('Not found')
-    _msg2 = _('Found')
 
     def __init__(self, ctx):
         self.ctx = ctx
 
-    @app.catch_exception
     def trigger(self, args=''):
         main.ID_EXTENSION = ID_EXTENSION
         main.run(args, __file__)
         return
 
-        if args == 'app':
-            self._app()
-            return
-
-        if args == 'dlg':
-            self._dlg()
-            return
-
-        self._from_selection()
-        return
-
-    def _app(self):
-        return
-
     def _from_selection(self):
         doc = app.active
         sel = doc.selection

source/pythonpath/main.py

@@ -4,17 +4,24 @@ import easymacro as app
 
 
 ID_EXTENSION = ''
+
 _ = None
 
+TEMPLATE = """\documentclass{{article}}
+\\usepackage[a5paper, landscape]{{geometry}}
+\\usepackage{{xcolor}}
+\\usepackage{{amssymb}}
+\\usepackage{{amsmath}}
+\pagestyle{{empty}}
+\\begin{{document}}
+\\begingroup
+\Huge
 
-def from_selection():
-    app.debug('From selection')
-    return
+\[ {} \]
 
-
-def from_dialog():
-    app.debug('From dialog')
-    return
+\endgroup
+\end{{document}}
+"""
 
 
 def validate_app():
@@ -42,6 +49,52 @@ def validate_app():
     return
 
 
+def _latex_to_svg(code):
+    NAME = 'temp'
+    data = TEMPLATE.format(code)
+    dt = app.paths.dir_tmp()
+    path_tex = app._P.join(dt.name, f'{NAME}.tex')
+    path_pdf = app._P.join(dt.name, f'{NAME}.pdf')
+    path_svg = app._P.join(app._P.temp_dir, f'{NAME}.svg')
+
+    app.paths.save(path_tex, data)
+    cmd = f'pdflatex --interaction=batchmode -output-directory="{dt.name}" "{path_tex}"'
+    app.run(cmd)
+    cmd = f'pdfcrop "{path_pdf}" "{path_pdf}"'
+    app.run(cmd)
+    cmd = f'pdf2svg "{path_pdf}" "{path_svg}"'
+    app.run(cmd)
+
+    if not app.paths.exists(path_svg):
+        path_svg = ''
+    dt.cleanup()
+    return path_svg
+
+
+def from_selection():
+    doc = app.active
+    sel = doc.selection
+
+    data = sel.value
+    path_svg = _latex_to_svg(data)
+
+    sel = sel.offset()
+    args = {}
+    if doc.type == 'writer':
+        args = {'Width': 5000, 'Height': 2000}
+    image = sel.insert_image(path_svg, args)
+    image.description = data
+    return
+
+
+def from_dialog():
+    app.debug('From dialog')
+    return
+
+
+
+
+
 def run(args, path_locales):
     global _
     _ = app.install_locales(path_locales)