forked from openlp/openlp
- fixed bug #796528 (Renderer splits slides twice even when the there is enough space)
- fixed method confusion bzr-revno: 1729 Fixes: https://launchpad.net/bugs/796528
This commit is contained in:
Andreas Preikschat
commit
f046edc615
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@ -228,15 +228,56 @@ class Renderer(object):
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# Clean up line endings.
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lines = self._lines_split(text)
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pages = self._paginate_slide(lines, line_end)
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if len(pages) > 1:
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# Songs and Custom
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if item.is_capable(ItemCapabilities.AllowsVirtualSplit):
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# Do not forget the line breaks!
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slides = text.split(u'[---]')
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pages = []
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for slide in slides:
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lines = slide.strip(u'\n').split(u'\n')
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# Songs and Custom
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if item.is_capable(ItemCapabilities.AllowsVirtualSplit) and \
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len(pages) > 1 and u'[---]' in text:
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pages = []
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while True:
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# Check if the first two potential virtual slides will fit
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# (as a whole) on one slide.
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html_text = expand_tags(
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u'\n'.join(text.split(u'\n[---]\n', 2)[:-1]))
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html_text = html_text.replace(u'\n', u'<br>')
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if self._text_fits_on_slide(html_text):
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# The first two virtual slides fit (as a whole) on one
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# slide. Replace the occurrences of [---].
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text = text.replace(u'\n[---]', u'', 2)
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else:
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# The first two virtual slides did not fit as a whole.
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# Check if the first virtual slide will fit.
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html_text = expand_tags(text.split(u'\n[---]\n', 1)[1])
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html_text = html_text.replace(u'\n', u'<br>')
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if self._text_fits_on_slide(html_text):
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# The first virtual slide fits, so remove it.
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text = text.replace(u'\n[---]', u'', 1)
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else:
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# The first virtual slide does not fit, which means
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# we have to render the first virtual slide.
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text_contains_break = u'[---]' in text
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if text_contains_break:
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html_text, text = text.split(u'\n[---]\n', 1)
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else:
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html_text = text
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text = u''
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lines = expand_tags(html_text)
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lines = lines.strip(u'\n').split(u'\n')
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slides = self._paginate_slide(lines, line_end)
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if len(slides) > 1 and text:
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# Add all slides apart from the last one the
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# list.
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pages.extend(slides[:-1])
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if text_contains_break:
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text = slides[-1] + u'\n[---]\n' + text
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else:
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text = slides[-1] + u'\n'+ text
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text = text.replace(u'<br>', u'\n')
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else:
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pages.extend(slides)
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if u'[---]' not in text:
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lines = expand_tags(text)
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lines = lines.strip(u'\n').split(u'\n')
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pages.extend(self._paginate_slide(lines, line_end))
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break
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new_pages = []
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for page in pages:
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while page.endswith(u'<br>'):
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@ -342,7 +383,7 @@ class Renderer(object):
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separator = u'<br>'
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html_lines = map(expand_tags, lines)
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# Text too long so go to next page.
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if self._text_fits_on_slide(separator.join(html_lines)):
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if not self._text_fits_on_slide(separator.join(html_lines)):
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html_text, previous_raw = self._binary_chop(formatted,
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previous_html, previous_raw, html_lines, lines, separator, u'')
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else:
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@ -375,18 +416,18 @@ class Renderer(object):
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line = line.strip()
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html_line = expand_tags(line)
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# Text too long so go to next page.
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if self._text_fits_on_slide(previous_html + html_line):
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if not self._text_fits_on_slide(previous_html + html_line):
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# Check if there was a verse before the current one and append
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# it, when it fits on the page.
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if previous_html:
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if not self._text_fits_on_slide(previous_html):
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if self._text_fits_on_slide(previous_html):
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formatted.append(previous_raw)
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previous_html = u''
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previous_raw = u''
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# Now check if the current verse will fit, if it does
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# not we have to start to process the verse word by
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# word.
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if not self._text_fits_on_slide(html_line):
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if self._text_fits_on_slide(html_line):
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previous_html = html_line + line_end
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previous_raw = line + line_end
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continue
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@ -443,7 +484,7 @@ class Renderer(object):
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highest_index = len(html_list) - 1
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index = int(highest_index / 2)
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while True:
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if self._text_fits_on_slide(
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if not self._text_fits_on_slide(
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previous_html + separator.join(html_list[:index + 1]).strip()):
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# We know that it does not fit, so change/calculate the
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# new index and highest_index accordingly.
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@ -466,8 +507,8 @@ class Renderer(object):
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else:
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continue
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# Check if the remaining elements fit on the slide.
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if not self._text_fits_on_slide(
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separator.join(html_list[index + 1:]).strip()):
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if self._text_fits_on_slide(
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separator.join(html_list[index + 1:]).strip()):
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previous_html = separator.join(
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html_list[index + 1:]).strip() + line_end
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previous_raw = separator.join(
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@ -489,11 +530,11 @@ class Renderer(object):
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returned, otherwise ``False``.
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``text``
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The text to check. It can contain HTML tags.
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The text to check. It may contain HTML tags.
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"""
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self.web_frame.evaluateJavaScript(u'show_text("%s")' %
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text.replace(u'\\', u'\\\\').replace(u'\"', u'\\\"'))
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return self.web_frame.contentsSize().height() > self.page_height
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return self.web_frame.contentsSize().height() <= self.page_height
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def _words_split(self, line):
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"""
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