def generate_masthead(title,
output_path=None,
width=600,
height=60,
as_qimage=False,
font_family=None):
init_environment()
font_family = font_family or cprefs[
'title_font_family'] or 'Liberation Serif'
img = QImage(width, height, QImage.Format_ARGB32)
img.fill(Qt.white)
p = QPainter(img)
p.setRenderHints(QPainter.Antialiasing | QPainter.TextAntialiasing)
f = QFont(font_family)
f.setStyleStrategy(QFont.PreferAntialias)
f.setPixelSize((height * 3) // 4), f.setBold(True)
p.setFont(f)
p.drawText(img.rect(), Qt.AlignLeft | Qt.AlignVCenter, sanitize(title))
p.end()
if as_qimage:
return img
data = pixmap_to_data(img)
if output_path is None:
return data
with open(output_path, 'wb') as f:
f.write(data)
def generate_masthead(title, output_path=None, width=600, height=60, as_qimage=False, font_family=None):
init_environment()
font_family = font_family or cprefs['title_font_family'] or 'Liberation Serif'
img = QImage(width, height, QImage.Format_ARGB32)
img.fill(Qt.white)
p = QPainter(img)
p.setRenderHints(QPainter.Antialiasing | QPainter.TextAntialiasing)
f = QFont(font_family)
f.setStyleStrategy(QFont.PreferAntialias)
f.setPixelSize((height * 3) // 4), f.setBold(True)
p.setFont(f)
p.drawText(img.rect(), Qt.AlignLeft | Qt.AlignVCenter, sanitize(title))
p.end()
if as_qimage:
return img
data = pixmap_to_data(img)
if output_path is None:
return data
with open(output_path, 'wb') as f:
f.write(data)
def layout_text(prefs, img, title, subtitle, footer, max_height, style):
width = img.width() - 2 * style.hmargin
title, subtitle, footer = title, subtitle, footer
title_font = QFont(prefs.title_font_family or 'Liberation Serif')
title_font.setPixelSize(prefs.title_font_size)
title_font.setStyleStrategy(QFont.PreferAntialias)
title_block = Block(title, width, title_font, img, max_height, style.TITLE_ALIGN)
title_block.position = style.hmargin, style.vmargin
subtitle_block = Block()
if subtitle:
subtitle_font = QFont(prefs.subtitle_font_family or 'Liberation Sans')
subtitle_font.setPixelSize(prefs.subtitle_font_size)
subtitle_font.setStyleStrategy(QFont.PreferAntialias)
gap = 2 * title_block.leading
mh = max_height - title_block.height - gap
subtitle_block = Block(subtitle, width, subtitle_font, img, mh, style.SUBTITLE_ALIGN)
subtitle_block.position = style.hmargin, title_block.position.y + title_block.height + gap
footer_font = QFont(prefs.footer_font_family or 'Liberation Serif')
footer_font.setStyleStrategy(QFont.PreferAntialias)
footer_font.setPixelSize(prefs.footer_font_size)
footer_block = Block(footer, width, footer_font, img, max_height, style.FOOTER_ALIGN)
footer_block.position = style.hmargin, img.height() - style.vmargin - footer_block.height
return title_block, subtitle_block, footer_block
def layout_text(prefs, img, title, subtitle, footer, max_height, style):
width = img.width() - 2 * style.hmargin
title, subtitle, footer = title, subtitle, footer
title_font = QFont(prefs.title_font_family or 'Liberation Serif')
title_font.setPixelSize(prefs.title_font_size)
title_font.setStyleStrategy(QFont.PreferAntialias)
title_block = Block(title, width, title_font, img, max_height, style.TITLE_ALIGN)
title_block.position = style.hmargin, style.vmargin
subtitle_block = Block()
if subtitle:
subtitle_font = QFont(prefs.subtitle_font_family or 'Liberation Sans')
subtitle_font.setPixelSize(prefs.subtitle_font_size)
subtitle_font.setStyleStrategy(QFont.PreferAntialias)
gap = 2 * title_block.leading
mh = max_height - title_block.height - gap
subtitle_block = Block(subtitle, width, subtitle_font, img, mh, style.SUBTITLE_ALIGN)
subtitle_block.position = style.hmargin, title_block.position.y + title_block.height + gap
footer_font = QFont(prefs.footer_font_family or 'Liberation Serif')
footer_font.setStyleStrategy(QFont.PreferAntialias)
footer_font.setPixelSize(prefs.footer_font_size)
footer_block = Block(footer, width, footer_font, img, max_height, style.FOOTER_ALIGN)
footer_block.position = style.hmargin, img.height() - style.vmargin - footer_block.height
return title_block, subtitle_block, footer_block
