def build_svg_line(self, line_fragment, fill):
_lines = render_text.Render.split_text_to_lines(
line_fragment, self.act_line_width)
_line, _w, _h = _lines[0]
if self.svg_text is None:
self.svg_text = Text(text="")
if len(_lines) == 1 and self.act_line_width < self.max_line_width:
self.svg_text.add(TSpan(text=_line, fill=fill))
self.act_line_width += _w
self.width_max = max(self.act_line_width, self.width_max)
elif len(_lines) == 1 and self.act_line_width >= self.max_line_width:
self.svg_text.add(TSpan(text=_line, fill=fill))
self.svg_text["x"] = 0
self.svg_text["y"] = self.height
self.svg.add(self.svg_text)
self.height += _h
self.act_line_width = 0
self.svg_text = None
elif len(_lines) > 1:
for _line, _w, _h in _lines:
if self.svg_text is None:
self.svg_text = Text(text="")
if _line == "%NewLine%":
self.svg_text["x"] = 0
self.svg_text["y"] = self.height
self.svg.add(self.svg_text)
self.height += _h
self.act_line_width = 0
self.svg_text = None
elif self.act_line_width < self.max_line_width:
self.svg_text.add(TSpan(text=_line, fill=fill))
self.act_line_width += _w
self.width_max = max(self.act_line_width, self.width_max)
else:
self.svg_text["x"] = 0
self.svg_text["y"] = self.height
self.svg.add(self.svg_text)
self.height += _h
self.act_line_width = _w
self.width_max = max(self.act_line_width, self.width_max)
self.svg_text = None
def test_subelement_tspan(self):
txt = TextPath('#test', 'text')
txt.add(TSpan('subtext'))
self.assertEqual(
txt.tostring(),
'<textPath xlink:href="#test">text<tspan>subtext</tspan></textPath>'
)
def test_subelement(self):
txt = TSpan('testtext')
txt.add(TSpan('subtext1'))
txt.add(TSpan('subtext2'))
self.assertEqual(
txt.tostring(),
'<tspan>testtext<tspan>subtext1</tspan><tspan>subtext2</tspan></tspan>'
)
def test_text_decoration(self):
with self.assertRaises(TypeError):
TSpan('text', text_decoration='xxx')
self.assertTrue(TSpan('text', text_decoration='none'))
self.assertTrue(TSpan('text', text_decoration='inherit'))
self.assertTrue(TSpan('text', text_decoration='underline'))
self.assertTrue(TSpan('text', text_decoration='overline'))
self.assertTrue(TSpan('text', text_decoration='line-through'))
self.assertTrue(TSpan('text', text_decoration='blink'))
# multiple decoration are allowed
self.assertTrue(
TSpan('text', text_decoration='underline blink overline'))
with self.assertRaises(
TypeError): # can not mix none with decoration styles
TSpan('text', text_decoration='none underline')
with self.assertRaises(
TypeError): # can not mix inherit with decoration styles
TSpan('text', text_decoration='inherit underline')
def add_text_box(self, dx_nodes):
'''
Simple text box with fixed width.
:param dx_nodes: XTypes.DiffxElement
'''
_text = self.get_element_text(dx_nodes.node)
_lines = self._lines_callback(_text)
_y = copy.deepcopy(self.pos_y)
_svg = SVG(insert=(self.pos_x, self.pos_y))
_t = Text('',
insert=(0, 0),
font_size=self.font_size,
font_family=self.font_family)
_h = 0
_w = 0
for _line, _width, _height in _lines:
_h = _h + float(_height)
_w = max(_w, float(_width))
_text = TSpan(_line, fill="black", insert=(0, _h))
_t.add(_text)
self.pos_y = self.pos_y + _h
self.pos_y_max = max(self.pos_y_max, self.pos_y)
self.pos_x_max = max(self.pos_x_max, _w + self.pos_x)
_svg['height'] = _h
_svg['width'] = _w
_svg.viewbox(0, 0, _w, _h)
_svg.add(_t)
return _svg
def test_non_us_ascii_chars(self):
txt = TSpan('öäü')
self.assertEqual(txt.tostring(), to_unicode('<tspan>öäü</tspan>'))
def test_rotate_values(self):
txt = TSpan('text', rotate=[1, 2, 3, 4])
self.assertEqual(txt.tostring(),
'<tspan rotate="1 2 3 4">text</tspan>')
def test_dy_values(self):
txt = TSpan('text', dy=[1, 2, 3, 4])
self.assertEqual(txt.tostring(), '<tspan dy="1 2 3 4">text</tspan>')
def test_insert(self):
txt = TSpan('testtext', insert=(1, 1))
self.assertEqual(txt.tostring(), '<tspan x="1" y="1">testtext</tspan>')
def test_constructor(self):
txt = TSpan('testtext')
self.assertEqual(txt.tostring(), '<tspan>testtext</tspan>')
def test_non_us_ascii_chars(self):
txt = TSpan('öäü')
self.assertEqual(txt.tostring(), to_unicode('<tspan>öäü</tspan>'))
def test_subelement_tspan(self):
txt = TSpan('text')
txt.add(TSpan('subtext'))
self.assertEqual(txt.tostring(), '<tspan>text<tspan>subtext</tspan></tspan>')
def test_rotate_values(self):
txt = TSpan('text', rotate=[1,2,3,4])
self.assertEqual(txt.tostring(), '<tspan rotate="1 2 3 4">text</tspan>')
def test_dy_values(self):
txt = TSpan('text', dy=[1,2,3,4])
self.assertEqual(txt.tostring(), '<tspan dy="1 2 3 4">text</tspan>')
def test_insert(self):
txt = TSpan('testtext', insert=(1,1))
self.assertEqual(txt.tostring(), '<tspan x="1" y="1">testtext</tspan>')
def test_constructor(self):
txt = TSpan('testtext')
self.assertEqual(txt.tostring(), '<tspan>testtext</tspan>')
