From bba2e3d43d1dfa268f68e4bba9173d14d4813bc2 Mon Sep 17 00:00:00 2001
From: Martin Vilcans <martin@librador.com>
Date: Mon, 28 Nov 2011 00:52:52 +0100
Subject: Support for centered action elements in HTML output.

---
 screenplain/export/default.css |  3 +++
 screenplain/export/html.py     | 32 +++++++++++++++++++++++---------
 2 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/screenplain/export/default.css b/screenplain/export/default.css
index e1403a0..d87162b 100644
--- a/screenplain/export/default.css
+++ b/screenplain/export/default.css
@@ -50,6 +50,9 @@ footer, header, hgroup, menu, nav, section {
   margin-top: 1em;
   width:36.14em;
 }
+.screenplay .centered {
+  text-align: center;
+}
 .screenplay div.dialog, .screenplay div.dual {
   margin-top: 1em;
 }
diff --git a/screenplain/export/html.py b/screenplain/export/html.py
index d0850c0..c5d08be 100644
--- a/screenplain/export/html.py
+++ b/screenplain/export/html.py
@@ -61,6 +61,24 @@ def format_slug(slug, out):
     out.write('</h2>')
 
 
+def format_action(para, out):
+    if para.centered:
+        out.write('<div class="action centered">')
+    else:
+        out.write('<div class="action">')
+    for line in para.lines:
+        out.write('<p>')
+        out.write(to_html(line))
+        out.write('</p>')
+    out.write('</div>')
+
+
+def format_transition(para, out):
+    out.write('<div class="transition">')
+    out.write(to_html(para.line))
+    out.write('</div>')
+
+
 def _read_file(filename):
     path = os.path.join(os.path.dirname(__file__), filename)
     with open(path) as stream:
@@ -117,6 +135,8 @@ def convert_bare(screenplay, out):
         if isinstance(para, Slug):
             # Slugs are h2 tags not inside a div
             format_slug(para, out)
+        elif isinstance(para, Action):
+            format_action(para, out)
         elif isinstance(para, Dialog):
             out.write('<div class="dialog">')
             format_dialog(para, out)
@@ -125,14 +145,8 @@ def convert_bare(screenplay, out):
             out.write('<div class="dual">')
             format_dual(para, out)
             out.write('</div>')
+        elif isinstance(para, Transition):
+            format_transition(para, out)
         else:
-            classname = types.get(type(para))
-            out.write('<div class="')
-            out.write(classname)
-            out.write('">')
-            for line in para.lines:
-                out.write('<p>')
-                out.write(to_html(line))
-                out.write('</p>')
-            out.write('</div>')
+            assert False, 'Unknown type: %s' % type(para)
         out.write('\n')
-- 
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