def newLimitedWidthTextLayout(widget, text, width, font=None, truncate=True, markup=True):
if not font:
font = ui.getFont()
layout = widget.create_pango_layout("")
if markup:
layout.set_markup(text)
else:
layout.set_text(text)
layout.set_font_description(pfontEncode(font))
if not layout:
return None
layoutW, layoutH = layout.get_pixel_size()
if layoutW > width:
if truncate:
char_w = layoutW / len(text)
char_num = int(width // char_w)
while layoutW > width:
text = cutText(text, char_num)
layout = widget.create_pango_layout(text)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
char_num -= max(int((layoutW - width) // char_w), 1)
if char_num < 0:
layout = None
break
else: ## use smaller font
font2 = list(font)
while layoutW > width:
font2[3] = 0.9 * font2[3] * width / layoutW
layout.set_font_description(pfontEncode(font2))
layoutW, layoutH = layout.get_pixel_size()
# print layoutW, width
# print
return layout
def newTextLayout(widget, text='', font=None, maxSize=None, truncate=False):
layout = widget.create_pango_layout('') ## a pango.Layout object
if not font:
font = ui.getFont()
layout.set_font_description(pfontEncode(font))
if text:
layout.set_markup(text)
if maxSize:
(maxW, maxH) = maxSize
layoutW, layoutH = layout.get_pixel_size()
if layoutH > maxH:
font[3] = int(font[3]*maxH//layoutH)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
if layoutW > maxW:
if truncate:
char_w = layoutW/len(text)
char_num = int(maxW//char_w)
while layoutW > maxW:
text = cutText(text, char_num)
layout.set_markup(text)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
char_num -= max(int((layoutW-maxW)//char_w), 1)
if char_num<0:
layout = None
break
else:## use smaller font, don't truncate text
font[3] = int(font[3]*float(maxW)/layoutW)
layout.set_font_description(pfontEncode(font))
return layout
def newTextLayout(
widget,
text='',
font=None,
maxSize=None,
maximizeScale=0.6,
truncate=False,
):
'''
None return value should be expected and handled, only if maxSize is given
'''
layout = widget.create_pango_layout('') ## a Pango.Layout object
if font:
font = list(font)
else:
font = ui.getFont()
layout.set_font_description(pfontEncode(font))
if text:
layout.set_markup(text)
if maxSize:
layoutW, layoutH = layout.get_pixel_size()
##
maxW, maxH = maxSize
maxW = float(maxW)
maxH = float(maxH)
if maxW <= 0:
return
if maxH <= 0:
minRat = 1.0
else:
minRat = 1.01 * layoutH/maxH ## FIXME
if truncate:
if minRat > 1:
font[3] = int(font[3]/minRat)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
if layoutW > 0:
char_w = float(layoutW)/len(text)
char_num = int(maxW//char_w)
while layoutW > maxW:
text = cutText(text, char_num)
if not text:
break
layout = widget.create_pango_layout(text)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
char_num -= max(int((layoutW-maxW)//char_w), 1)
if char_num<0:
layout = None
break
else:
if maximizeScale > 0:
minRat = minRat/maximizeScale
if minRat < layoutW/maxW:
minRat = layoutW/maxW
if minRat > 1:
font[3] = int(font[3]/minRat)
layout.set_font_description(pfontEncode(font))
return layout
def newTextLayout(
widget,
text='',
font=None,
maxSize=None,
maximizeScale=0.6,
truncate=False,
):
'''
None return value should be expected and handled, only if maxSize is given
'''
layout = widget.create_pango_layout('') ## a pango.Layout object
if not font:
font = ui.getFont()
layout.set_font_description(pfontEncode(font))
if text:
layout.set_markup(text)
if maxSize:
layoutW, layoutH = layout.get_pixel_size()
##
maxW, maxH = maxSize
maxW = float(maxW)
maxH = float(maxH)
if maxW <= 0:
return
if maxH <= 0:
minRat = 1.0
else:
minRat = 1.01 * layoutH/maxH ## FIXME
if truncate:
if minRat > 1:
font[3] = int(font[3]/minRat)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
if layoutW > 0:
char_w = float(layoutW)/len(text)
char_num = int(maxW//char_w)
while layoutW > maxW:
text = cutText(text, char_num)
if not text:
break
layout = widget.create_pango_layout(text)
layout.set_font_description(pfontEncode(font))
layoutW, layoutH = layout.get_pixel_size()
char_num -= max(int((layoutW-maxW)//char_w), 1)
if char_num<0:
layout = None
break
else:
if maximizeScale > 0:
minRat = minRat/maximizeScale
if minRat < layoutW/maxW:
minRat = layoutW/maxW
if minRat > 1:
font[3] = int(font[3]/minRat)
layout.set_font_description(pfontEncode(font))
return layout
