def getExtents(self, text=None, style=None):
if text == None:
text = str(self.text)
if style == None:
style = self.style
txtext = {}
dc = win32gui.CreateCompatibleDC(0)
win32gui.SetMapMode(dc, win32con.MM_TEXT)
font = self.selectFont(dc, style, 64)
if style.spacing:
for char in text:
cx, cy = win32gui.GetTextExtentPoint32(dc, char)
txtext['width'] += cx + (style.spacing * 64)
txtext['height'] = cy
else:
cx, cy = win32gui.GetTextExtentPoint32(dc, text)
txtext['width'] = cx
txtext['height'] = cy
tm = win32gui.GetTextMetrics(dc)
txtext['ascent'] = tm['Ascent']
txtext['descent'] = tm['Descent']
txtext['internal_lead'] = tm['InternalLeading']
txtext['external_lead'] = tm['ExternalLeading']
txtext['width'] = txtext['width'] * (style.scale_x /
float(100)) / float(64)
txtext['height'] = txtext['height'] * (style.scale_y /
float(100)) / float(64)
txtext['ascent'] = txtext['ascent'] * (style.scale_y /
float(100)) / float(64)
txtext['descent'] = txtext['descent'] * (style.scale_y /
float(100)) / float(64)
txtext['internal_lead'] = txtext['internal_lead'] * (
style.scale_y / float(100)) / float(64)
txtext['external_lead'] = txtext['external_lead'] * (
style.scale_y / float(100)) / float(64)
return txtext
def get_metrics(self):
if sys.platform == "win32":
metrics = win32gui.GetTextMetrics(self.dc)
return (
# 'height': metrics['Height'] * self.downscale * self.yscale,
metrics['Ascent'] * self.downscale * self.yscale,
metrics['Descent'] * self.downscale * self.yscale,
metrics['InternalLeading'] * self.downscale * self.yscale,
metrics['ExternalLeading'] * self.downscale * self.yscale)
elif sys.platform == "linux":
return (
# 'height': (self.metrics.get_ascent() + self.metrics.get_descent()) / PANGO_SCALE * self.downscale * self.yscale * self.fonthack_scale,
self.metrics.get_ascent() / PANGO_SCALE * self.downscale *
self.yscale * self.fonthack_scale,
self.metrics.get_descent() / PANGO_SCALE * self.downscale *
self.yscale * self.fonthack_scale,
0.0,
self.layout.get_spacing() / PANGO_SCALE * self.downscale *
self.yscale * self.fonthack_scale)
else:
raise NotImplementedError
def wndProc(self, hWnd, message, wParam, lParam):
if message == win32con.WM_PAINT:
hDC, paintStruct = win32gui.BeginPaint(hWnd)
folder_with_ico_file = 'share' if hasattr(sys,
'frozen') else 'windows'
filename = os.path.join(os.path.dirname(sys.argv[0]),
folder_with_ico_file, 'bleachbit.ico')
flags = win32con.LR_LOADFROMFILE
hIcon = win32gui.LoadImage(0, filename, win32con.IMAGE_ICON, 0, 0,
flags)
# Default icon size seems to be 32 pixels so we center the icon vertically.
default_icon_size = 32
icon_top_margin = self._splash_screen_height - 2 * (
default_icon_size + 2)
win32gui.DrawIcon(hDC, 0, icon_top_margin, hIcon)
# win32gui.DrawIconEx(hDC, 0, 0, hIcon, 64, 64, 0, 0, win32con.DI_NORMAL)
rect = win32gui.GetClientRect(hWnd)
textmetrics = win32gui.GetTextMetrics(hDC)
text_left_margin = 2 * default_icon_size
text_rect = (text_left_margin,
(rect[3] - textmetrics['Height']) // 2, rect[2],
rect[3])
win32gui.DrawText(hDC, _("BleachBit is starting...\n"), -1,
text_rect, win32con.DT_WORDBREAK)
win32gui.EndPaint(hWnd, paintStruct)
return 0
elif message == win32con.WM_DESTROY:
win32gui.PostQuitMessage(0)
return 0
else:
return win32gui.DefWindowProc(hWnd, message, wParam, lParam)
def __init__(self, style: Style):
self.family = style.fontname
self.bold = style.bold
self.italic = style.italic
self.underline = style.underline
self.strikeout = style.strikeout
self.size = style.fontsize
self.xscale = style.scale_x / 100
self.yscale = style.scale_y / 100
self.hspace = style.spacing
self.upscale = FONT_PRECISION
self.downscale = 1 / FONT_PRECISION
if sys.platform == "win32":
# Create device context
self.dc = win32gui.CreateCompatibleDC(None)
# Set context coordinates mapping mode
win32gui.SetMapMode(self.dc, win32con.MM_TEXT)
# Set context backgrounds to transparent
win32gui.SetBkMode(self.dc, win32con.TRANSPARENT)
# Create font handle
font_spec = {
"height": int(self.size * self.upscale),
"width": 0,
"escapement": 0,
"orientation": 0,
"weight":
win32con.FW_BOLD if self.bold else win32con.FW_NORMAL,
"italic": int(self.italic),
"underline": int(self.underline),
"strike out": int(self.strikeout),
"charset": win32con.DEFAULT_CHARSET,
"out precision": win32con.OUT_TT_PRECIS,
"clip precision": win32con.CLIP_DEFAULT_PRECIS,
"quality": win32con.ANTIALIASED_QUALITY,
"pitch and family":
win32con.DEFAULT_PITCH + win32con.FF_DONTCARE,
"name": self.family,
}
self.pycfont = win32ui.CreateFont(font_spec)
win32gui.SelectObject(self.dc, self.pycfont.GetSafeHandle())
# Calculate metrics
self.metrics = win32gui.GetTextMetrics(self.dc)
elif sys.platform == "linux" or sys.platform == "darwin":
surface = cairo.ImageSurface(cairo.Format.A8, 1, 1)
self.context = cairo.Context(surface)
self.layout = PangoCairo.create_layout(self.context)
font_description = Pango.FontDescription()
font_description.set_family(self.family)
font_description.set_absolute_size(self.size * self.upscale *
PANGO_SCALE)
font_description.set_weight(
Pango.Weight.BOLD if self.bold else Pango.Weight.NORMAL)
font_description.set_style(
Pango.Style.ITALIC if self.italic else Pango.Style.NORMAL)
self.layout.set_font_description(font_description)
self.metrics = Pango.Context.get_metrics(
self.layout.get_context(), self.layout.get_font_description())
if LIBASS_FONTHACK:
self.fonthack_scale = self.size / (
(self.metrics.get_ascent() + self.metrics.get_descent()) /
PANGO_SCALE * self.downscale)
else:
self.fonthack_scale = 1
else:
raise NotImplementedError