def _draw_legend(self, categories):
"""
Draw legend for the given categories.
Box in lower right corner
Motivation for positioning in right corner:
SVG text cannot be centered since the text width cannot be calculated
and the first part of each event text is important.
ergo: text needs to be left aligned.
But then the probability is high that a lot of text is at the left
bottom
ergo: put the legend to the right.
+----------+
| Name O |
| Name O |
+----------+
"""
group = g()
group.addElement(self._draw_categories_box(len(categories)))
cur_y = self._get_categories_box_y(len(categories)) + OUTER_PADDING
for cat in categories:
color_box, label = self._draw_category(
self._get_categories_box_width(),
self._get_categories_item_height(),
self._get_categories_box_x(), cur_y, cat)
group.addElement(color_box)
group.addElement(label)
cur_y = cur_y + self._get_categories_item_height() + INNER_PADDING
return group
def _get_bg(self):
"""
Draw background color
Draw background Era strips and labels
Draw major and minor strips, lines to all event boxes and baseline.
Both major and minor strips have divider lines and labels.
Draw now line if it is visible
"""
group = g()
group.addElement(self._draw_background())
for era in self._timeline.get_all_periods():
group.addElement(self._draw_era_strip(era))
group.addElement(self._draw_era_text(era))
for strip in self._scene.minor_strip_data:
group.addElement(
self._draw_minor_strip_divider_line(strip.end_time))
group.addElement(self._draw_minor_strip_label(strip))
for strip in self._scene.major_strip_data:
group.addElement(
self._draw_major_strip_divider_line(strip.end_time))
group.addElement(self._draw_major_strip_label(strip))
group.addElement(self._draw_divider_line())
self._draw_lines_to_non_period_events(group, self._view_properties)
if self._now_line_is_visible():
group.addElement(self._draw_now_line())
return group
def _draw_legend(self, categories):
"""
Draw legend for the given categories.
Box in lower right corner
Motivation for positioning in right corner:
SVG text cannot be centered since the text width cannot be calculated
and the first part of each event text is important.
ergo: text needs to be left aligned.
But then the probability is high that a lot of text is at the left
bottom
ergo: put the legend to the right.
+----------+
| Name O |
| Name O |
+----------+
"""
group = g()
group.addElement(self._draw_categories_box(len(categories)))
cur_y = self._get_categories_box_y(len(categories)) + OUTER_PADDING
for cat in categories:
color_box, label = self._draw_category(self._get_categories_box_width(),
self._get_categories_item_height(),
self._get_categories_box_x(), cur_y, cat)
group.addElement(color_box)
group.addElement(label)
cur_y = cur_y + self._get_categories_item_height() + INNER_PADDING
return group
def rotate(self, angle):
group = g()
for e in self:
group.addElement(e)
tb = TransformBuilder()
tb.setRotation(angle)
group.set_transform(tb.getTransform())
self.items = [group]
return self
def translate(elems, x, y):
group = g()
for e in elems:
group.addElement(e)
tb = TransformBuilder()
#tb.setRotation(rotate(x1, y1, x2, y2))
tb.setTranslation('{0},{1}'.format(x,y))
group.set_transform(tb.getTransform())
return group
def translate(elems, x, y):
group = g()
for e in elems:
group.addElement(e)
tb = TransformBuilder()
#tb.setRotation(rotate(x1, y1, x2, y2))
tb.setTranslation('{0},{1}'.format(x, y))
group.set_transform(tb.getTransform())
return group
def move(self, x, y):
group = g()
for item in self:
group.addElement(item)
tb = TransformBuilder()
tb.setTranslation('{0},{1}'.format(x, y))
group.set_transform(tb.getTransform())
self.items = [group]
return self
def move(self, x, y):
group = g()
for item in self:
group.addElement(item)
tb = TransformBuilder()
tb.setTranslation('{0},{1}'.format(x,y))
group.set_transform(tb.getTransform())
self.items = [group]
return self
def rotate(self, angle):
group = g()
for e in self:
group.addElement(e)
tb = TransformBuilder()
tb.setRotation(angle)
group.set_transform(tb.getTransform())
self.items = [group]
return self
def scale(self, amount):
"""1 = 100%"""
group = g()
for e in self:
group.addElement(e)
tb = TransformBuilder()
tb.setScaling(amount, amount)
group.set_transform(tb.getTransform())
self.items = [group]
return self
def scale(elems, amount):
"""1 = 100%"""
group = g()
for e in elems:
group.addElement(e)
tb = TransformBuilder()
#tb.setRotation(rotate(x1, y1, x2, y2))
tb.setScaling(amount, amount)
group.set_transform(tb.getTransform())
return group
def scale(elems, amount):
"""1 = 100%"""
group = g()
for e in elems:
group.addElement(e)
tb = TransformBuilder()
#tb.setRotation(rotate(x1, y1, x2, y2))
tb.setScaling(amount, amount)
group.set_transform(tb.getTransform())
return group
def scale(self, amount):
"""1 = 100%"""
group = g()
for e in self:
group.addElement(e)
tb = TransformBuilder()
tb.setScaling(amount, amount)
group.set_transform(tb.getTransform())
self.items = [group]
return self
def __prepareNodeContainer(self, startX, startY, width, height, isReference):
nodeGroup = g()
nodeGroup.set_style(self.__textStyle.getStyle())
if isReference:
color = 'gray';
else:
color = 'white';
rect = self.__shapeBuilder.createRect(startX, startY, width, height, strokewidth = self.__frameThickness, stroke='black', fill=color)
nodeGroup.addElement(rect)
return nodeGroup;
def chair(self, party):
style = 'stroke:black;stroke-width:4.0;fill:%s;'
head = ShapeBuilder().createCircle(30, 25, 16)
head.set_class('head')
head.set_style(style % party.head_color)
body = ShapeBuilder().createPolygon('12,50,47,50,30,15')
body.set_class('body')
body.set_style(style % party.body_color)
group = g()
group.set_id(party.initials)
group.addElement(body)
group.addElement(head)
return group
def write(self, path):
"""
Writes the page to the SVG file with the provided path.
"""
# Create a new SVG document
doc = svg(
x=0, y=0,
width=mm_to_px(self.width), height=mm_to_px(self.height)
)
# Draw all the content: first the background, then the content,
# and finally the labels
background_group = g()
background_group.setAttribute('id', 'background')
content_group = g()
content_group.setAttribute('id', 'content')
label_group = g()
label_group.setAttribute('id', 'labels')
contour_group = g()
contour_group.setAttribute('id', 'contours')
my_defs = defs()
for c in self.containers:
if c.has_background: c.draw_background(background_group)
if c.needs_clipping and (c.has_content or c.has_labels):
path_id = random_string(16)
clprect = rect(
x=mm_to_px(c.x), y=mm_to_px(c.y),
width=mm_to_px(c.width), height=mm_to_px(c.height)
)
clppath = clipPath(id=path_id)
clppath.addElement(clprect)
my_defs.addElement(clppath)
# Draw content with clipping path
if c.has_content:
container_grp = g()
container_grp.set_clip_path('url(#%s)' % path_id)
c.draw_content(container_grp)
content_group.addElement(container_grp)
# The labels on top of the content
if c.has_labels:
container_grp = g()
container_grp.set_clip_path('url(#%s)' % path_id)
c.draw_labels(container_grp)
label_group.addElement(container_grp)
else:
if c.has_content: c.draw_content(content_group)
if c.has_labels: c.draw_labels(label_group)
if c.has_contour: c.draw_contour(contour_group)
# Add each of the base groups
doc.addElement(my_defs)
doc.addElement(background_group)
doc.addElement(content_group)
doc.addElement(label_group)
doc.addElement(contour_group)
# Write the SVG document to the file
doc.save(path)
def _draw_event(self, event, rect):
if self._scene.center_text():
style = self._small_centered_font_style
else:
style = self._small_font_style
group = g()
group.addElement(self._draw_event_rect(event, rect))
text_rect = rect.Get()
if event.is_container() and EXTENDED_CONTAINER_HEIGHT.enabled():
text_rect = rect.Get()
text_rect = (text_rect[0], text_rect[1] - Y_TEXT_OFFSET, text_rect[2], text_rect[3])
group.addElement(self._svg_clipped_text(event.text, text_rect, style,
self._scene.center_text()))
if event.has_data():
group.addElement(self._draw_contents_indicator(event, rect))
return group
def chair(self, id_attr, color_1, color_2):
head = ShapeBuilder().createCircle(30, 25, 20, stroke='black', strokewidth=5.0, fill=color_1)
head.set_class('head')
body = path(pathData="M 19.264266,38.267870 C 12.892238,41.659428 9.0221978,48.396703 6.6126745,55.405840 L 51.476471,55.405840 C 49.270169,48.545436 45.682644,41.911786 39.811885,38.267870 C 33.901416,38.010889 26.459633,38.267870 19.264266,38.267870 z ")
body.set_style('stroke-width:5.0;stroke:black;fill:%s;' % color_2)
body.set_class('body')
th = TransformBuilder()
th.setScaling('0.8', '0.8')
group = g()
group.addElement(body)
group.addElement(head)
group.set_id(id_attr)
group.set_transform(th.getTransform())
return group
def svg(self):
if not self.chairs:
raise SVGError('You need to calculate the chair distribution.')
width, height = self.svg_dimention()
# SVG doc
s = svg(height="100%", width="100%")
s.set_viewBox("0 0 %d %d" % (width, height))
t = title()
t.appendTextContent('Parlamento')
s.addElement(t)
# Create the party groups
groups = {}
for i, party in enumerate(self.parties):
groups[i] = g()
groups[i].set_id('%s_group' % party.initials)
t = title()
t.appendTextContent('Grupo Parlamentar %s' % party.initials)
groups[i].addElement(t)
# Add the chair shape definition
s.addElement(self.defs())
# Distribute the chairs
for i, row in enumerate(self.chairs):
for j, mp in enumerate(row):
angle, x, y = self.hc.chair_location(i, j)
x = x + width / 2
y = height - y
t = title()
t.appendTextContent(mp.name)
mp_link = a()
# TODO This link is a placeholder, it will be more sensible
mp_link._attributes['xlink:href'] = 'http://parlamento.pt'
mp_link.addElement(t)
mp_link.addElement(self.chair_svg(i, j, mp))
groups[mp.party.order].addElement(mp_link)
# Insert the party groups into the svg
for i, party in enumerate(self.parties):
s.addElement(groups[i])
return s.getXML()
def _draw_event(self, event, rect):
if self._scene.center_text():
style = self._small_centered_font_style
else:
style = self._small_font_style
group = g()
group.addElement(self._draw_event_rect(event, rect))
text_rect = rect.Get()
if event.is_container() and EXTENDED_CONTAINER_HEIGHT.enabled():
text_rect = rect.Get()
text_rect = (text_rect[0], text_rect[1] - Y_TEXT_OFFSET,
text_rect[2], text_rect[3])
group.addElement(
self._svg_clipped_text(event.text, text_rect, style,
self._scene.center_text()))
if event.has_data():
group.addElement(self._draw_contents_indicator(event, rect))
return group
def svg(self):
if not self.chairs:
raise SVGError('You need to calculate the chair distribution.')
width, height = self.svg_dimention()
# SVG doc
s = svg(height="100%", width="100%")
s.set_viewBox("0 0 %d %d" % (width, height))
t = title()
t.appendTextContent('Parlamento')
s.addElement(t)
# Create the party groups
groups = {}
for i in range(len(self.parties)):
party = self.parties[i]
groups[i] = g()
# groups[i].set_fill(party['color'])
groups[i].set_id('%s_group' % party['initials'])
t = title()
t.appendTextContent('Grupo Parlamentar do %s' % party['initials'])
groups[i].addElement(t)
# Add the chair shape definition
s.addElement(self.defs())
# Distribute the chairs
for row in range(len(self.chairs)):
for col in range(len(self.chairs[row])):
angle, x, y = self.hc.chair_location(row, col)
x = x + width / 2
y = height - y
groups[self.chairs[row][col]].addElement(self.chair_svg(
row, col, self.parties[self.chairs[row][col]]['initials']))
# Insert the party groups into the svg
for i in range(len(self.parties)):
s.addElement(groups[i])
return s.getXML()
def draw_content(self, elem):
# Create a new group
grp = g()
grp.setAttribute('id', 'scalebar')
# Find the amount of available width
bbox = self.map_container.bbox
step_length = (float(self.step) * self.factor)
c = [[bbox[0], 0], [bbox[0] + step_length, 0]]
px = self.map_container.geo_to_local_coords(c)
step_px = abs(px[1][0] - px[0][0])
nsteps = int(floor(float(self.width) / step_px))
# Draw the horizontal line
l = path(pathData="M %f %f L %f %f" % (
mm_to_px(self.x), mm_to_px(self.y + self.height),
mm_to_px(self.x + nsteps*step_px), mm_to_px(self.y + self.height)
), style=StyleBuilder({'stroke': 'black', 'stroke-width': 0.3}).getStyle())
grp.addElement(l)
# Draw the vertical lines and write the text
# textsize = int(re.findall('([0-9]+)',
# self.style.style_dict.get('font-size', "12")
# )[0])
for i in range(nsteps+1):
l = path(pathData="M %f %f L %f %f" % (
mm_to_px(self.x + i*step_px), mm_to_px(self.y + self.height),
mm_to_px(self.x + i*step_px), mm_to_px(self.y + self.height - 3)
), style=StyleBuilder({'stroke': 'black', 'stroke-width': 0.3}).getStyle())
grp.addElement(l)
content = str(i*self.step)
if i == nsteps: content += ' ' + self.unit
t = text(
content=content,
x=mm_to_px(self.x + i*step_px), y=mm_to_px(self.y + self.height - 5)
)
t.set_style(self.style.getStyle())
grp.addElement(t)
elem.addElement(grp)
def _get_bg(self):
"""
Draw background color
Draw background Era strips and labels
Draw major and minor strips, lines to all event boxes and baseline.
Both major and minor strips have divider lines and labels.
Draw now line if it is visible
"""
group = g()
group.addElement(self._draw_background())
for era in self._timeline.get_all_periods():
group.addElement(self._draw_era_strip(era))
group.addElement(self._draw_era_text(era))
for strip in self._scene.minor_strip_data:
group.addElement(self._draw_minor_strip_divider_line(strip.end_time))
group.addElement(self._draw_minor_strip_label(strip))
for strip in self._scene.major_strip_data:
group.addElement(self._draw_major_strip_divider_line(strip.end_time))
group.addElement(self._draw_major_strip_label(strip))
group.addElement(self._draw_divider_line())
self._draw_lines_to_non_period_events(group, self._view_properties)
if self._now_line_is_visible():
group.addElement(self._draw_now_line())
return group
def _svg_clipped_text(self, text, rect, style, center_text=False):
group = g()
group.set_clip_path("url(#%s)" % self._create_clip_path(rect))
group.addElement(self._draw_text(text, rect, style, center_text))
return group
def _svg_clipped_text(self, text, rect, style, center_text=False):
group = g()
group.set_clip_path("url(#%s)" % self._create_clip_path(rect))
group.addElement(self._draw_text(text, rect, style, center_text))
return group