def set_render_coords(self, x, y, width, height):
ui.Window.set_render_coords(self, x, y, width, height)
cr = self.app.ui.cr
context = pango.cairo_create_context(cr)
font_map = pango.cairo_font_map_get_default()
desc = pango.FontDescription.from_string('Bitstream Vera Sans Mono 8')
font = pango.font_map_load_font(font_map, context._internal, desc._internal)
metrics = pango.font_get_metrics(font, None)[0]
self.char_width = pango.pango_units_to_double(pango.font_metrics_get_approximate_char_width(metrics))
self.char_height = (
pango.pango_units_to_double(pango.font_metrics_get_ascent(metrics)) +
pango.pango_units_to_double(pango.font_metrics_get_descent(metrics))
)
self.chars_width = int(self.rwidth / self.char_width)
self.chars_height = int(self.rheight / self.char_height)
self.app.term.screen.resize(self.chars_height, self.chars_width)
fcntl.ioctl(self.app.process_io, termios.TIOCSWINSZ,
struct.pack("hhhh", self.chars_height, self.chars_width, 0, 0))
def _render(self, cr):
desc = pango.FontDescription.from_string('Bitstream Vera Sans Mono 8')
y = self.ry + self.char_height
for row in self.term.screen[self.term.screen.visible_start:self.term.screen.visible_start+self.term.screen.rows]:
if row.dirty:
curr = row.rendition[0]
#print "curr %08x" % curr, curr >> 24, (curr & 0x00ff0000) >> 16
markup = ('<span foreground="%s" background="%s">' % (
color_map[curr >> 24],
color_map[(curr & 0x00ff0000) >> 16],
)) + row.chars[0]
for c in xrange(1, self.chars_width):
ch = row.chars[c]
r = row.rendition[c]
if curr != r:
curr = r
markup += ('</span><span foreground="%s" background="%s">' % (
color_map[curr >> 24],
color_map[(curr & 0x00ff0000) >> 16],
))
if ch == '>':
markup += '>'
elif ch == '<':
markup += '<'
else:
markup += ch
markup += '</span>'
row.layout = pango.cairo_create_layout(cr)
row.layout.font_description = desc
row.layout.set_markup(markup, -1)
row.dirty = False
if row.layout:
cr.move_to(self.rx, y-pango.pango_units_to_double(row.layout.get_baseline()))
pango.cairo_update_layout(cr, row.layout)
pango.cairo_show_layout(cr, row.layout)
y += self.char_height
desc.free()
cr.rectangle(
self.rx+(self.term.screen.cursor_col*self.char_width),
2+self.ry+(self.term.screen.cursor_row*self.char_height),
self.char_width,
self.char_height)
cr.set_source_rgba(1.0, 1.0, 1.0, 0.5)
cr.fill()