def set_stroke(self, dc, svg_stroke, line_width=1.0, linecap='butt', dasharray=None):
#Patch to avoid to have too dim lines for staff, bar, note stems
if line_width < 1:
line_width = 1.0
#End Patch
if dasharray:
# convert from something like "5,5" to (5,5)
dasharray = tuple([int(x.strip()) for x in dasharray.split(',')])
# 1.3.6.3 [JWDJ] 2015-3 search cache once instead of twice
key = (svg_stroke, line_width, dasharray)
pen = self.stroke_cache.get(key)
if pen is None:
if svg_stroke == 'none':
if WX41:
pen = self.renderer.CreatePen(wx.GraphicsPenInfo(style=wx.PENSTYLE_TRANSPARENT))
else:
pen = self.renderer.CreatePen(wx.NullPen)
else:
if WX41:
wxpen = wx.GraphicsPenInfo(wx_colour(svg_stroke)).Width(line_width)
if linecap == 'butt':
wxpen.Cap(wx.CAP_BUTT)
elif linecap == 'round':
wxpen.Cap(wx.CAP_ROUND)
else:
raise Exception('linecap %s not supported yet' % linecap)
# if dasharray:
# # 1.3.6.3 [JWDJ] 2015-3 dasharray is always a tuple, never a str or unicode
# #if type(dasharray) in (str, unicode):
# # dasharray = [int(x.strip()) for x in dasharray.split(',')]
# wxpen.Dashes(list(dasharray))
# wxpen.Style(wx.USER_DASH)
wxpen.Join(wx.JOIN_MITER)
else:
wxpen = wx.Pen(wx_colour(svg_stroke), line_width)
if linecap == 'butt':
wxpen.SetCap(wx.CAP_BUTT)
elif linecap == 'round':
wxpen.SetCap(wx.CAP_ROUND)
else:
raise Exception('linecap %s not supported yet' % linecap)
if dasharray:
# 1.3.6.3 [JWDJ] 2015-3 dasharray is always a tuple, never a str or unicode
#if type(dasharray) in (str, unicode):
# dasharray = [int(x.strip()) for x in dasharray.split(',')]
wxpen.SetDashes(list(dasharray))
wxpen.SetStyle(wx.USER_DASH)
wxpen.SetJoin(wx.JOIN_MITER)
pen = self.renderer.CreatePen(wxpen)
self.stroke_cache[key] = pen
dc.SetPen(pen)
def draw_drag_rect(self, dc):
if self.drag_rect:
dc = wx.GraphicsContext.Create(dc)
#z = self.renderer.zoom
#dc.Scale(z, z)
x, y, width, height = self.drag_rect
dc.SetPen( dc.CreatePen(wx.Pen(wx_colour('black'), 1.0, style=wx.DOT )) )
dc.SetBrush(dc.CreateBrush(wx.Brush(wx_colour('#fffbc6'), wx.SOLID)))
path = dc.CreatePath()
path.MoveToPoint(x, y)
path.AddLineToPoint(x+width, y)
path.AddLineToPoint(x+width, y+height)
path.AddLineToPoint(x, y+height)
path.AddLineToPoint(x, y)
dc.DrawPath(path)
def set_stroke(self, dc, svg_stroke, line_width=1.0, linecap='butt', dasharray=None):
#Patch to avoid to have too dim lines for staff, bar, note stems
if line_width < 1:
line_width = 1.0
#End Patch
if dasharray:
# convert from something like "5,5" to (5,5)
dasharray = tuple([int(x.strip()) for x in dasharray.split(',')])
# 1.3.6.3 [JWDJ] 2015-3 search cache once instead of twice
key = (svg_stroke, line_width, dasharray)
pen = self.stroke_cache.get(key)
if pen is None:
if svg_stroke == 'none':
pen = self.renderer.CreatePen(wx.NullPen)
else:
wxpen = wx.Pen(wx_colour(svg_stroke), line_width)
if linecap == 'butt':
wxpen.SetCap(wx.CAP_BUTT)
elif linecap == 'round':
wxpen.SetCap(wx.CAP_ROUND)
else:
raise Exception('linecap %s not supported yet' % linecap)
if dasharray:
# 1.3.6.3 [JWDJ] 2015-3 dasharray is always a tuple, never a str or unicode
#if type(dasharray) in (str, unicode):
# dasharray = [int(x.strip()) for x in dasharray.split(',')]
wxpen.SetDashes(list(dasharray))
wxpen.SetStyle(wx.USER_DASH)
wxpen.SetJoin(wx.JOIN_MITER)
pen = self.renderer.CreatePen(wxpen)
self.stroke_cache[key] = pen
dc.SetPen(pen)
def draw_drag_rect(self, dc):
if self.drag_rect:
dc = wx.GraphicsContext.Create(dc)
#z = self.renderer.zoom
#dc.Scale(z, z)
x, y, width, height = self.drag_rect
dc.SetPen(
dc.CreatePen(wx.Pen(wx_colour('black'), 1.0, style=wx.DOT)))
dc.SetBrush(
dc.CreateBrush(wx.Brush(wx_colour('#fffbc6'), wx.SOLID)))
path = dc.CreatePath()
path.MoveToPoint(x, y)
path.AddLineToPoint(x + width, y)
path.AddLineToPoint(x + width, y + height)
path.AddLineToPoint(x, y + height)
path.AddLineToPoint(x, y)
dc.DrawPath(path)
def set_fill(self, dc, svg_fill):
# 1.3.6.3 [JWDJ] 2015-3 search cache once instead of twice
brush = self.fill_cache.get(svg_fill)
if brush is None:
if svg_fill == 'none':
brush = self.renderer.CreateBrush(wx.NullBrush)
elif svg_fill == 'white':
brush = self.renderer.CreateBrush(wx.WHITE_BRUSH)
elif svg_fill == 'black':
brush = self.renderer.CreateBrush(wx.BLACK_BRUSH)
elif svg_fill.startswith('#'): # 1.3.6.2 [JWdJ] 2015-02-12 Added voicecolor
brush = self.renderer.CreateBrush(wx.Brush(svg_fill, wx.SOLID))
else:
brush = self.renderer.CreateBrush(wx.Brush(wx_colour(svg_fill), wx.SOLID))
self.fill_cache[svg_fill] = brush
dc.SetBrush(brush)
def set_fill(self, dc, svg_fill):
# 1.3.6.3 [JWDJ] 2015-3 search cache once instead of twice
brush = self.fill_cache.get(svg_fill)
if brush is None:
if svg_fill == 'none':
brush = self.renderer.CreateBrush(wx.NullBrush)
elif svg_fill == 'white':
brush = self.renderer.CreateBrush(wx.WHITE_BRUSH)
elif svg_fill == 'black':
brush = self.renderer.CreateBrush(wx.BLACK_BRUSH)
elif svg_fill.startswith('#'): # 1.3.6.2 [JWdJ] 2015-02-12 Added voicecolor
brush = self.renderer.CreateBrush(wx.Brush(svg_fill, wx.SOLID))
else:
brush = self.renderer.CreateBrush(wx.Brush(wx_colour(svg_fill), wx.SOLID))
self.fill_cache[svg_fill] = brush
dc.SetBrush(brush)
def draw_svg_element(self, page, dc, svg_element, highlight,
current_color):
''' This is the main engine for converting the svg items in the svg file into graphics
displayed in the music pane. The book SVG Essentials by J. David
Eisenberg describes all the elements used (eg. g, use, ellipse, ...)
In addition there is an item <abc> which contains annotation and
information for matching the graphics element with the note in the
abc file. The <abc> element id indicates the type of object.
(N - notes, R - rest, B - bar line, b - beam joining notes, e - note flag,
M - time signature, K - key signature, 'c' octave shift in clef)
'''
name = svg_element.name
if name == 'defs':
return
attr = svg_element.attributes
transform = attr.get('transform')
if transform:
dc.PushState()
self.do_transform(dc, transform)
# 1.3.6.2 [JWdJ] 2015-02-12 Added voicecolor
if name == 'g':
style = attr.get('style')
if style:
m = self.color_re.match(style)
if m:
current_color = m.group(1).upper()
# 1.3.6.2 [JWdJ] 2015-02-14 Only 'g' and 'defs' have children
for child in svg_element.children:
self.draw_svg_element(page, dc, child, highlight,
current_color)
# if something is going to be drawn, prepare
else:
# 1.3.6.3 [JWDJ] 2015-3 Only set fill if fill is specified (where 'none' is not the same as None)
fill = attr.get('fill')
if fill is None and name == 'circle':
fill = current_color # 1.3.6.4 To draw the two dots in !segno!
if fill is not None:
if fill == 'currentColor':
fill = current_color
if highlight and fill != 'none':
fill = self.highlight_color
self.set_fill(dc, fill)
stroke = attr.get('stroke', 'none')
if stroke == 'currentColor':
stroke = current_color
if highlight and stroke != 'none':
stroke = self.highlight_color
self.set_stroke(dc, stroke, float(attr.get('stroke-width', 1.0)),
attr.get('stroke-linecap', 'butt'),
attr.get('stroke-dasharray', None))
#print 'setmatrix', matrix.Get(), '[%s]' % attr.get('transform', '')
# 1.3.6.2 [JWdJ] 2015-02-14 Process most common names first (path, ellipse, use)
if name == 'path':
path = self.parse_path(attr['d'])
#Patch from Seymour regarding Debian 7.0 to be tested on other platform
#if wx.Platform != "__WXMAC__": #At least the SetPen has some side effect on Mac didn't tried on other. So do not apply Seymour Patch if under Mac
# dc.SetPen(wx.Pen('#000000', 1, wx.SOLID))
#End of patch
dc.DrawPath(path, wx.WINDING_RULE)
elif name == 'use':
x, y = float(attr.get('x', 0)), float(attr.get('y', 0))
element_id = attr[href_tag][1:]
# abcm2ps specific:
desc = attr.get('desc')
if desc:
user_x, user_y = self.transform_point(dc, x, y)
abc_row, abc_col = desc[1], desc[2]
page.notes.append((user_x, user_y, abc_row, abc_col, desc))
note_index = len(page.notes) - 1
if note_index in page.selected_indices:
highlight = True
dc.PushState()
dc.Translate(x, y)
self.draw_svg_element(page, dc, page.id_to_element[element_id],
highlight, current_color)
if desc:
page.note_draw_info.append(
(element_id, current_color, dc.GetTransform().Get()))
dc.PopState()
elif name == 'ellipse':
cx, cy, rx, ry = attr.get('cx',
0), attr.get('cy',
0), attr['rx'], attr['ry']
cx, cy, rx, ry = map(float, (cx, cy, rx, ry))
path = dc.CreatePath()
path.AddEllipse(cx - rx, cy - ry, rx + rx, ry + ry)
dc.DrawPath(path)
elif name == 'circle':
cx, cy, r = map(float,
(attr.get('cx', 0), attr.get('cy', 0), attr['r']))
path = dc.CreatePath()
path.AddCircle(cx, cy, r)
dc.DrawPath(path)
elif name == 'text':
text = attr['text']
if not self.can_draw_sharps_and_flats:
text = text.replace(u'\u266d',
'b').replace(u'\u266f',
'#').replace(u'\u266e', '=')
x, y = float(attr.get('x', 0)), float(attr.get('y', 0))
if attr.get('font-style') == 'italic':
style = wx.FONTSTYLE_ITALIC
else:
style = wx.FONTSTYLE_NORMAL
if attr.get('font-weight') == 'bold':
weight = wx.FONTWEIGHT_BOLD
else:
weight = wx.FONTWEIGHT_NORMAL
font_size = int(round(float(attr.get('font-size', 12)) * 1))
# 1.3.6.3 [JWDJ] 2015-3 bugfix: use correct font family
font_face = ''
svg_to_wx_font_family = {
'serif': wx.FONTFAMILY_ROMAN,
'sans-serif': wx.FONTFAMILY_SWISS,
'monospace': wx.FONTFAMILY_MODERN,
'bookman': wx.FONTFAMILY_ROMAN,
'sans':
wx.FONTFAMILY_SWISS, # should be 'sans-serif' (abcm2ps bug?)
}
svg_font_family = attr.get('font-family', 'serif').lower()
font_family = svg_to_wx_font_family.get(svg_font_family)
if font_family is None:
font_family = wx.FONTFAMILY_DEFAULT
font_face = svg_font_family # 1.3.6.4 [JWDJ] if font family is not known then assume it is a font face
##print repr(text), font_face, attr.get('font-size'), attr.get('font-weight')
wxfont = wx.Font(font_size, font_family, style, weight, False,
font_face, wx.FONTENCODING_DEFAULT)
if '__WXMSW__' in wx.PlatformInfo:
wxfont.SetPixelSize((font_size, font_size))
y += 1
else:
wxfont.SetPointSize(font_size)
font = dc.CreateFont(wxfont, wx_colour(attr.get('fill', 'black')))
dc.SetFont(font)
(width, height, descent,
externalLeading) = dc.GetFullTextExtent(text)
if attr.get('text-anchor') == 'middle':
x -= width / 2
elif attr.get('text-anchor') == 'end':
x -= width
try:
dc.DrawText(text, x, y - height + descent)
except wx.PyAssertionError:
raise Exception(
u'Could not draw text, text=%s, font=%s (%s / %s), size=%s, fill=%s, weight=%s, style=%s, x=%s, y=%s, height=%s, descent=%s, transform=%s'
% (repr(text), font_face, wxfont.GetFaceName(),
wxfont.GetDefaultEncoding(), font_size,
attr.get('fill',
'black'), attr.get('font-weight', '<none>'),
attr.get('font-style', '<none>'), x, y, height, descent,
dc.GetTransform().Get()))
elif name == 'rect':
x, y, width, height = attr.get('x', 0), attr.get(
'y', 0), attr['width'], attr['height']
if '%' in width:
# 1.3.6.2 [JWdJ] 2015-02-12 Added for %%bgcolor
if width == height == '100%':
x, y, width, height = map(float,
(0, 0, self.buffer.GetWidth(),
self.buffer.GetHeight()))
else:
return
else:
x, y, width, height = map(float, (x, y, width, height))
path = dc.CreatePath()
path.MoveToPoint(x, y)
path.AddLineToPoint(x + width, y)
path.AddLineToPoint(x + width, y + height)
path.AddLineToPoint(x, y + height)
path.AddLineToPoint(x, y)
dc.DrawPath(path)
elif name == 'line':
x1, y1, x2, y2 = map(
float, (attr['x1'], attr['y1'], attr['x2'], attr['y2']))
# 1.3.6.3 [JWDJ] 2015-3 Fill and stroke already have been set
# self.set_fill(dc, 'none')
# self.set_stroke(dc, stroke, float(attr.get('stroke-width', 1.0)), attr.get('stroke-linecap', 'butt'), attr.get('stroke-dasharray', None))
# 1.3.6.3 [JWDJ] 2015-3 Fixes line in !segno!
dc.DrawLines([(x1, y1), (x2, y2)])
if transform:
dc.PopState()
def draw_svg_element(self, page, dc, svg_element, highlight, current_color):
''' This is the main engine for converting the svg items in the svg file into graphics
displayed in the music pane. The book SVG Essentials by J. David
Eisenberg describes all the elements used (eg. g, use, ellipse, ...)
In addition there is an item <abc> which contains annotation and
information for matching the graphics element with the note in the
abc file. The <abc> element id indicates the type of object.
(N - notes, R - rest, B - bar line, b - beam joining notes, e - note flag,
M - time signature, K - key signature, 'c' octave shift in clef)
'''
name = svg_element.name
if name == 'defs':
return
attr = svg_element.attributes
transform = attr.get('transform')
if transform:
dc.PushState()
self.do_transform(dc, transform)
# 1.3.6.2 [JWdJ] 2015-02-12 Added voicecolor
if name == 'g':
style = attr.get('style')
if style:
m = self.color_re.match(style)
if m:
current_color = m.group(1).upper()
# 1.3.6.2 [JWdJ] 2015-02-14 Only 'g' and 'defs' have children
for child in svg_element.children:
self.draw_svg_element(page, dc, child, highlight, current_color)
# if something is going to be drawn, prepare
else:
# 1.3.6.3 [JWDJ] 2015-3 Only set fill if fill is specified (where 'none' is not the same as None)
fill = attr.get('fill')
if fill is None and name == 'circle':
fill = current_color # 1.3.6.4 To draw the two dots in !segno!
if fill is not None:
if fill == 'currentColor':
fill = current_color
if highlight and fill != 'none':
fill = self.highlight_color
self.set_fill(dc, fill)
stroke = attr.get('stroke', 'none')
if stroke == 'currentColor':
stroke = current_color
if highlight and stroke != 'none':
stroke = self.highlight_color
self.set_stroke(dc, stroke, float(attr.get('stroke-width', 1.0)), attr.get('stroke-linecap', 'butt'), attr.get('stroke-dasharray', None))
#print 'setmatrix', matrix.Get(), '[%s]' % attr.get('transform', '')
# 1.3.6.2 [JWdJ] 2015-02-14 Process most common names first (path, ellipse, use)
if name == 'path':
path = self.parse_path(attr['d'])
#Patch from Seymour regarding Debian 7.0 to be tested on other platform
#if wx.Platform != "__WXMAC__": #At least the SetPen has some side effect on Mac didn't tried on other. So do not apply Seymour Patch if under Mac
# dc.SetPen(wx.Pen('#000000', 1, wx.SOLID))
#End of patch
dc.DrawPath(path, wx.WINDING_RULE)
elif name == 'use':
x, y = float(attr.get('x', 0)), float(attr.get('y', 0))
element_id = attr[href_tag][1:]
# abcm2ps specific:
desc = attr.get('desc')
if desc:
user_x, user_y = self.transform_point(dc, x, y)
abc_row, abc_col = desc[1], desc[2]
page.notes.append((user_x, user_y, abc_row, abc_col, desc))
note_index = len(page.notes)-1
if note_index in page.selected_indices:
highlight = True
dc.PushState()
dc.Translate(x, y)
self.draw_svg_element(page, dc, page.id_to_element[element_id], highlight, current_color)
if desc:
page.note_draw_info.append((element_id, current_color, dc.GetTransform().Get()))
dc.PopState()
elif name == 'ellipse':
cx, cy, rx, ry = attr.get('cx', 0), attr.get('cy', 0), attr['rx'], attr['ry']
cx, cy, rx, ry = map(float, (cx, cy, rx, ry))
path = dc.CreatePath()
path.AddEllipse(cx-rx, cy-ry, rx+rx, ry+ry)
dc.DrawPath(path)
elif name == 'circle':
cx, cy, r = map(float, (attr.get('cx', 0), attr.get('cy', 0), attr['r']))
path = dc.CreatePath()
path.AddCircle(cx, cy, r)
dc.DrawPath(path)
elif name == 'text':
text = attr['text']
if not self.can_draw_sharps_and_flats:
text = text.replace(u'\u266d', 'b').replace(u'\u266f', '#').replace(u'\u266e', '=')
x, y = float(attr.get('x', 0)), float(attr.get('y', 0))
if attr.get('font-style') == 'italic':
style = wx.FONTSTYLE_ITALIC
else:
style = wx.FONTSTYLE_NORMAL
if attr.get('font-weight') == 'bold':
weight = wx.FONTWEIGHT_BOLD
else:
weight = wx.FONTWEIGHT_NORMAL
font_size = int(round(float(attr.get('font-size', 12))*1))
# 1.3.6.3 [JWDJ] 2015-3 bugfix: use correct font family
font_face = ''
svg_to_wx_font_family = {
'serif': wx.FONTFAMILY_ROMAN,
'sans-serif': wx.FONTFAMILY_SWISS,
'monospace': wx.FONTFAMILY_MODERN,
'bookman': wx.FONTFAMILY_ROMAN,
'sans': wx.FONTFAMILY_SWISS, # should be 'sans-serif' (abcm2ps bug?)
}
svg_font_family = attr.get('font-family', 'serif').lower()
font_family = svg_to_wx_font_family.get(svg_font_family)
if font_family is None:
font_family = wx.FONTFAMILY_DEFAULT
font_face = svg_font_family # 1.3.6.4 [JWDJ] if font family is not known then assume it is a font face
##print repr(text), font_face, attr.get('font-size'), attr.get('font-weight')
wxfont = wx.Font(font_size, font_family, style, weight, False, font_face, wx.FONTENCODING_DEFAULT)
if wx.VERSION >= (3, 0) or '__WXMSW__' in wx.PlatformInfo:
wxfont.SetPixelSize((font_size, font_size))
y += 1
else:
wxfont.SetPointSize(font_size)
font = dc.CreateFont(wxfont, wx_colour(attr.get('fill', 'black')))
dc.SetFont(font)
(width, height, descent, externalLeading) = dc.GetFullTextExtent(text)
if attr.get('text-anchor') == 'middle':
x -= width / 2
elif attr.get('text-anchor') == 'end':
x -= width
try:
dc.DrawText(text, x, y-height+descent)
except wx.PyAssertionError:
raise Exception(u'Could not draw text, text=%s, font=%s (%s / %s), size=%s, fill=%s, weight=%s, style=%s, x=%s, y=%s, height=%s, descent=%s, transform=%s' %
(repr(text), font_face, wxfont.GetFaceName(), wxfont.GetDefaultEncoding(), font_size,
attr.get('fill', 'black'),
attr.get('font-weight', '<none>'),
attr.get('font-style', '<none>'),
x, y, height, descent, dc.GetTransform().Get()))
elif name == 'rect':
x, y, width, height = attr.get('x', 0), attr.get('y', 0), attr['width'], attr['height']
if '%' in width:
# 1.3.6.2 [JWdJ] 2015-02-12 Added for %%bgcolor
if width == height == '100%':
x, y, width, height = map(float, (0, 0, self.buffer.GetWidth(), self.buffer.GetHeight()))
else:
return
else:
x, y, width, height = map(float, (x, y, width, height))
path = dc.CreatePath()
path.MoveToPoint(x, y)
path.AddLineToPoint(x+width, y)
path.AddLineToPoint(x+width, y+height)
path.AddLineToPoint(x, y+height)
path.AddLineToPoint(x, y)
dc.DrawPath(path)
elif name == 'line':
x1, y1, x2, y2 = map(float, (attr['x1'], attr['y1'], attr['x2'], attr['y2']))
# 1.3.6.3 [JWDJ] 2015-3 Fill and stroke already have been set
# self.set_fill(dc, 'none')
# self.set_stroke(dc, stroke, float(attr.get('stroke-width', 1.0)), attr.get('stroke-linecap', 'butt'), attr.get('stroke-dasharray', None))
# 1.3.6.3 [JWDJ] 2015-3 Fixes line in !segno!
dc.DrawLines([(x1, y1), (x2, y2)])
if transform:
dc.PopState()
