def create_oo_bezier( self, points, page, gr_style_name):
ps = [j for i in map(geometry.quadratic_beziere_to_polyline,
geometry.tkspline_to_quadratic_bezier(points))
for j in i]
maxX, maxY, minX, minY = None,None,None,None
for (x,y) in ps:
if not maxX or x > maxX:
maxX = x
if not minX or x < minX:
minX = x
if not maxY or y > maxY:
maxY = y
if not minY or y < minY:
minY = y
points_txt = ""
for (sx, sy, cxa, cya, cxb, cyb, ex, ey) in geometry.tkspline_to_cubic_bezier( points):
if not points_txt:
points_txt += "m %d %d c " % (1000*(sx-minX), 1000*(sy-minY))
points_txt += "%d %d %d %d %d %d " % (1000*(cxa-sx),1000*(cya-sy),1000*(cxb-sx),1000*(cyb-sy),1000*(ex-sx),1000*(ey-sy))
line = dom_extensions.elementUnder( page, 'draw:path',
(( 'svg:x', '%fcm' % minX),
( 'svg:y', '%fcm' % minY),
( 'svg:width', '%fcm' % (maxX-minX)),
( 'svg:height', '%fcm' % (maxY-minY)),
( 'svg:viewBox', '0 0 %d %d' % ((maxX-minX)*1000,(maxY-minY)*1000)),
( 'svg:d', points_txt),
( 'draw:layer', 'layout'),
( 'draw:style-name', gr_style_name)))
def create_oo_bezier2(self, points, page, gr_style_name):
points_txt = ""
for (sx, sy, cxa, cya, cxb, cyb, ex,
ey) in geometry.tkspline_to_cubic_bezier(points):
if not points_txt:
points_txt += "m %d %d c " % (1000 * (sx), 1000 * (sy))
points_txt += "%d %d %d %d %d %d " % (1000 * (cxa - sx), 1000 *
(cya - sy), 1000 *
(cxb - sx), 1000 *
(cyb - sy), 1000 *
(ex - sx), 1000 * (ey - sy))
print(points_txt)
w = self.paper.get_paper_property('size_x') / 10.0
h = self.paper.get_paper_property('size_y') / 10.0
#wpx = Screen.cm_to_px( w)
#hpx = Screen.cm_to_px( h)
#print('svg:viewBox', '0 0 %d %d' % (wpx*1000,hpx*1000))
print('svg:viewBox', '0 0 %d %d' % (w * 1000, h * 1000))
line = dom_extensions.elementUnder(
page, 'draw:path',
(('svg:x', '0cm'), ('svg:y', '0cm'), ('svg:width', '%fcm' % w),
('svg:height', '%fcm' % h),
('svg:viewBox', '0 0 %d %d' % (w * 1000, h * 1000)),
('svg:d', points_txt), ('draw:layer', 'layout'),
('draw:style-name', gr_style_name)))
def create_oo_bezier( self, points, page, gr_style_name):
ps = reduce( operator.add, map( geometry.quadratic_beziere_to_polyline,
geometry.tkspline_to_quadratic_bezier( points)))
maxX, maxY, minX, minY = None,None,None,None
for (x,y) in ps:
if not maxX or x > maxX:
maxX = x
if not minX or x < minX:
minX = x
if not maxY or y > maxY:
maxY = y
if not minY or y < minY:
minY = y
points_txt = ""
for (sx, sy, cxa, cya, cxb, cyb, ex, ey) in geometry.tkspline_to_cubic_bezier( points):
if not points_txt:
points_txt += "m %d %d c " % (1000*(sx-minX), 1000*(sy-minY))
points_txt += "%d %d %d %d %d %d " % (1000*(cxa-sx),1000*(cya-sy),1000*(cxb-sx),1000*(cyb-sy),1000*(ex-sx),1000*(ey-sy))
line = dom_extensions.elementUnder( page, 'draw:path',
(( 'svg:x', '%fcm' % minX),
( 'svg:y', '%fcm' % minY),
( 'svg:width', '%fcm' % (maxX-minX)),
( 'svg:height', '%fcm' % (maxY-minY)),
( 'svg:viewBox', '0 0 %d %d' % ((maxX-minX)*1000,(maxY-minY)*1000)),
( 'svg:d', points_txt),
( 'draw:layer', 'layout'),
( 'draw:style-name', gr_style_name)))
def _draw_line(self, item):
if self.paper.itemcget(item, 'fill') != '':
# arrows at first as they make the lines bellow them shorter
start = None
end = None
arrows = self.paper.itemcget(item, 'arrow')
if arrows != "none":
color = self.paper.itemcget(item, 'fill')
coords = self.paper.coords(item)
if arrows in ("last", "both"):
end = self._create_arrow(
self.paper.itemcget(item, 'arrowshape'), coords[-4:-2],
coords[-2:], color)
if arrows in ("first", "both"):
start = self._create_arrow(
self.paper.itemcget(item, 'arrowshape'), coords[2:4],
coords[0:2], color)
coords = self.transformer.transform_xy_flat_list(
self.paper.coords(item))
if start:
coords[0] = start[0]
coords[1] = start[1]
if end:
coords[-2] = end[0]
coords[-1] = end[1]
# cap style
cap = self.paper.itemcget(item, 'capstyle')
self.context.set_line_cap(self._caps[cap])
# join style
join = self.paper.itemcget(item, 'joinstyle')
self.context.set_line_join(self._joins[join])
# color
is_visible = self.set_cairo_color(self.paper.itemcget(
item, 'fill'))
# line width
width = self.p2c_width(float(self.paper.itemcget(item, 'width')))
self.context.set_line_width(width)
# the path itself
cs = self._flat_list_to_list_of_tuples(coords)
if self.paper.itemcget(item, 'smooth') != "0":
# smooth lines
xycoords = self._flat_list_to_list_of_tuples(coords)
beziers = geometry.tkspline_to_cubic_bezier(xycoords)
for bez in beziers:
self._create_cairo_curve(bez, closed=False)
else:
self._create_cairo_path(cs, closed=False)
# stroke it
if is_visible:
self.context.stroke()
else:
pass #transparent things
def _draw_line( self, item):
if self.paper.itemcget( item, 'fill') != '':
# arrows at first as they make the lines bellow them shorter
start = None
end = None
arrows = self.paper.itemcget( item, 'arrow')
if arrows != "none":
color = self.paper.itemcget( item, 'fill')
coords = self.paper.coords( item)
if arrows in ("last", "both"):
end = self._create_arrow( self.paper.itemcget( item, 'arrowshape'), coords[-4:-2], coords[-2:], color)
if arrows in ("first", "both"):
start = self._create_arrow( self.paper.itemcget( item, 'arrowshape'), coords[2:4], coords[0:2], color)
coords = self.transformer.transform_xy_flat_list( self.paper.coords( item))
if start:
coords[0] = start[0]
coords[1] = start[1]
if end:
coords[-2] = end[0]
coords[-1] = end[1]
# cap style
cap = self.paper.itemcget( item, 'capstyle')
self.context.set_line_cap( self._caps[ cap])
# join style
join = self.paper.itemcget( item, 'joinstyle')
self.context.set_line_join( self._joins[ join])
# color
is_visible = self.set_cairo_color( self.paper.itemcget( item, 'fill'))
# line width
width = self.p2c_width( float( self.paper.itemcget( item, 'width')))
self.context.set_line_width( width)
# the path itself
cs = self._flat_list_to_list_of_tuples( coords)
if self.paper.itemcget( item, 'smooth') != "0":
# smooth lines
xycoords = self._flat_list_to_list_of_tuples( coords)
beziers = geometry.tkspline_to_cubic_bezier( xycoords)
for bez in beziers:
self._create_cairo_curve( bez, closed=False)
else:
self._create_cairo_path( cs, closed=False)
# stroke it
if is_visible:
self.context.stroke()
else:
pass #transparent things
def _draw_line( self, item):
if self.paper.itemcget( item, 'fill') != '':
# arrows at first as they make the lines bellow them shorter
start = None
end = None
arrows = self.paper.itemcget( item, 'arrow')
if arrows != "none":
color = self.paper_to_canvas_color( self.paper.itemcget( item, 'fill'))
coords = self.paper.coords( item)
if arrows in ("last", "both"):
end = self._create_arrow( self.paper.itemcget( item, 'arrowshape'), coords[-4:-2], coords[-2:], color)
if arrows in ("first", "both"):
start = self._create_arrow( self.paper.itemcget( item, 'arrowshape'), coords[2:4], coords[0:2], color)
coords = self.transformer.transform_xy_flat_list( self.paper.coords( item))
if start:
coords[0] = start[0]
coords[1] = start[1]
if end:
coords[-2] = end[0]
coords[-1] = end[1]
if len( coords) > 4:
if self.paper.itemcget( item, 'smooth') != "0": #smooth is spline
outline = self.paper_to_canvas_color( self.paper.itemcget( item, 'fill'))
fill = piddle.transparent
width = self.convert( float( self.paper.itemcget( item, 'width')))
xycoords = self._flat_list_to_list_of_tuples( coords)
beziers = geometry.tkspline_to_cubic_bezier( xycoords)
for bez in beziers:
x1, y1, x2, y2, x3, y3, x4, y4 = bez
self.canvas.drawCurve(x1, y1, x2, y2, x3, y3, x4, y4, edgeColor=outline, edgeWidth=width, fillColor=fill, closed=0)
else:
# polyline
outline = self.paper_to_canvas_color( self.paper.itemcget( item, 'fill'))
fill = piddle.transparent
width = self.convert( float( self.paper.itemcget( item, 'width')))
cs = self._flat_list_to_list_of_tuples( coords)
self.canvas.drawPolygon( cs, edgeColor=outline, edgeWidth=width, fillColor=fill, closed=0)
else:
# simple line
fill = self.paper_to_canvas_color( self.paper.itemcget( item, 'fill'))
width = self.convert( float( self.paper.itemcget( item, 'width')))
x1, y1, x2, y2 = coords
self.canvas.drawLine( x1, y1, x2, y2, color=fill, width=width)
else:
pass #transparent things
def create_oo_bezier2( self, points, page, gr_style_name):
points_txt = ""
for (sx, sy, cxa, cya, cxb, cyb, ex, ey) in geometry.tkspline_to_cubic_bezier( points):
if not points_txt:
points_txt += "m %d %d c " % (1000*(sx), 1000*(sy))
points_txt += "%d %d %d %d %d %d " % (1000*(cxa-sx),1000*(cya-sy),1000*(cxb-sx),1000*(cyb-sy),1000*(ex-sx),1000*(ey-sy))
print(points_txt)
w = self.paper.get_paper_property( 'size_x')/10.0
h = self.paper.get_paper_property( 'size_y')/10.0
#wpx = Screen.cm_to_px( w)
#hpx = Screen.cm_to_px( h)
#print('svg:viewBox', '0 0 %d %d' % (wpx*1000,hpx*1000))
print('svg:viewBox', '0 0 %d %d' % (w*1000,h*1000))
line = dom_extensions.elementUnder( page, 'draw:path',
(( 'svg:x', '0cm'),
( 'svg:y', '0cm'),
( 'svg:width', '%fcm' % w),
( 'svg:height', '%fcm' % h),
( 'svg:viewBox', '0 0 %d %d' % (w*1000,h*1000)),
( 'svg:d', points_txt),
( 'draw:layer', 'layout'),
( 'draw:style-name', gr_style_name)))
def _draw_line(self, item):
if self.paper.itemcget(item, 'fill') != '':
# arrows at first as they make the lines bellow them shorter
start = None
end = None
arrows = self.paper.itemcget(item, 'arrow')
if arrows != "none":
color = self.paper_to_canvas_color(
self.paper.itemcget(item, 'fill'))
coords = self.paper.coords(item)
if arrows in ("last", "both"):
end = self._create_arrow(
self.paper.itemcget(item, 'arrowshape'), coords[-4:-2],
coords[-2:], color)
if arrows in ("first", "both"):
start = self._create_arrow(
self.paper.itemcget(item, 'arrowshape'), coords[2:4],
coords[0:2], color)
coords = self.transformer.transform_xy_flat_list(
self.paper.coords(item))
if start:
coords[0] = start[0]
coords[1] = start[1]
if end:
coords[-2] = end[0]
coords[-1] = end[1]
if len(coords) > 4:
if self.paper.itemcget(item,
'smooth') != "0": #smooth is spline
outline = self.paper_to_canvas_color(
self.paper.itemcget(item, 'fill'))
fill = piddle.transparent
width = self.convert(
float(self.paper.itemcget(item, 'width')))
xycoords = self._flat_list_to_list_of_tuples(coords)
beziers = geometry.tkspline_to_cubic_bezier(xycoords)
for bez in beziers:
x1, y1, x2, y2, x3, y3, x4, y4 = bez
self.canvas.drawCurve(x1,
y1,
x2,
y2,
x3,
y3,
x4,
y4,
edgeColor=outline,
edgeWidth=width,
fillColor=fill,
closed=0)
else:
# polyline
outline = self.paper_to_canvas_color(
self.paper.itemcget(item, 'fill'))
fill = piddle.transparent
width = self.convert(
float(self.paper.itemcget(item, 'width')))
cs = self._flat_list_to_list_of_tuples(coords)
self.canvas.drawPolygon(cs,
edgeColor=outline,
edgeWidth=width,
fillColor=fill,
closed=0)
else:
# simple line
fill = self.paper_to_canvas_color(
self.paper.itemcget(item, 'fill'))
width = self.convert(float(self.paper.itemcget(item, 'width')))
x1, y1, x2, y2 = coords
self.canvas.drawLine(x1, y1, x2, y2, color=fill, width=width)
else:
pass #transparent things