Chords are now being rendered when printing, but the output needs some work

openlp/core/lib/serviceitem.py

@@ -74,6 +74,7 @@ class ServiceItem(RegistryProperties):
             self.name = plugin.name
         self._rendered_slides = None
         self._display_slides = None
+        self._print_slides = None
         self.title = ''
         self.slides = []
         self.processor = None
@@ -209,6 +210,36 @@ class ServiceItem(RegistryProperties):
             self._create_slides()
         return self._display_slides
 
+    @property
+    def print_slides(self):
+        """
+        Render the frames for printing and return them
+
+        :param can_render_chords: bool Whether or not to render the chords
+        """
+        if not self._print_slides:
+            self._print_slides = []
+            previous_pages = {}
+            index = 0
+            if not self.footer_html:
+                self.footer_html = '<br>'.join([_f for _f in self.raw_footer if _f])
+            for raw_slide in self.slides:
+                verse_tag = raw_slide['verse']
+                if verse_tag in previous_pages and previous_pages[verse_tag][0] == raw_slide:
+                    pages = previous_pages[verse_tag][1]
+                else:
+                    pages = self.renderer.format_slide(raw_slide['text'], self)
+                    previous_pages[verse_tag] = (raw_slide, pages)
+                for page in pages:
+                    slide = {
+                        'title': raw_slide['title'],
+                        'text': render_tags(page, can_render_chords=True, is_printing=True),
+                        'verse': index,
+                        'footer': self.footer_html,
+                    }
+                    self._print_slides.append(slide)
+        return self._print_slides
+
     def add_from_image(self, path, title, background=None, thumbnail=None):
         """
         Add an image slide to the service item.

openlp/core/ui/printserviceform.py

@@ -218,7 +218,7 @@ class PrintServiceForm(QtWidgets.QDialog, Ui_PrintServiceDialog, RegistryPropert
             if item.is_text():
                 verse_def = None
                 verse_html = None
-                for slide in item.get_frames():
+                for slide in item.print_slides:
                     if not verse_def or verse_def != slide['verse'] or verse_html == slide['text']:
                         text_div = self._add_element('div', parent=div, class_id='itemText')
                     elif 'chordspacing' not in slide['text']: