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Clean up descendant tree - PEP8, naming, etc.

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svn: r13603
This commit is contained in:
Brian Matherly 2009-11-17 05:11:32 +00:00
parent d7b4ca2d9c
commit 9b1392c912
1 changed files with 148 additions and 122 deletions
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198
src/plugins/drawreport/DescendTree.py
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@ -26,7 +26,7 @@
#------------------------------------------------------------------------
#
# python modules
# GRAMPS modules
#
#------------------------------------------------------------------------
from BasicUtils import name_displayer
@ -38,14 +38,6 @@ from ReportBase import Report, MenuReportOptions, ReportUtils
from SubstKeywords import SubstKeywords
from TransUtils import sgettext as _
#------------------------------------------------------------------------
#
# GRAMPS modules
#
#------------------------------------------------------------------------
pt2cm = ReportUtils.pt2cm
cm2pt = ReportUtils.cm2pt
#------------------------------------------------------------------------
#
# Constants
@ -104,20 +96,20 @@ class GenChart(object):
self.sparray[col_x, row_y] = value
def dimensions(self):
"""
Returns the dimensions of the chart.
"""
return (self.max_y+1, self.max_x+1)
def not_blank(self, line):
for i in line:
if i and isinstance(i, tuple):
return 1
return 0
#------------------------------------------------------------------------
#
# DescendTree
#
#------------------------------------------------------------------------
class DescendTree(Report):
"""
Report class that generates a descendant tree.
"""
def __init__(self, database, options_class):
"""
@ -161,6 +153,14 @@ class DescendTree(Report):
self.lines = 0
self.scale = 1
self.box_gap = 0.2
self.box_pad_pts = 0
self.offset = 0
self.page_label_x_offset = 0
self.page_label_y_offset = 0
self.usable_height = 0
self.usable_width = 0
self.generations_per_page = 0
self.delta = 0
self.genchart = GenChart(32)
@ -195,7 +195,7 @@ class DescendTree(Report):
subst = SubstKeywords(self.database, person_handle)
self.text[(col_x, row_y)] = subst.replace_and_clean(self.display)
for line in self.text[(col_x, row_y)]:
this_box_width = self.doc.string_width(font, line) + 2*em
this_box_width = self.doc.string_width(font, line) + (2 * em)
self.box_width = max(self.box_width, this_box_width)
self.lines = max(self.lines, len(self.text[(col_x, row_y)]))
@ -205,7 +205,7 @@ class DescendTree(Report):
of a line is found, or until we reach the maximum number of
generations that we want to deal with"""
if col_x/2 >= self.max_generations:
if (col_x / 2) >= self.max_generations:
return 0
person = self.database.get_person_from_handle(person_handle)
@ -233,6 +233,9 @@ class DescendTree(Report):
def add_lines(self):
"""
Add the lines that connect the boxes in the chart.
"""
(maxy, maxx) = self.genchart.dimensions()
for y in range(0, maxy + 1):
@ -269,14 +272,16 @@ class DescendTree(Report):
def write_report(self):
"""
Write the report to the document.
"""
(maxy, maxx) = self.genchart.dimensions()
if maxx <> 1:
if maxx != 1:
maxx = (maxx - 1) * 2
else:
#no descendants
maxx = 1
maxh = int((self.uh-0.75)/(self.box_height*1.25))
maxh = int((self.usable_height - 0.75) / (self.box_height * 1.25))
if self.force_fit:
self.print_page(0, maxx, 0, maxy, 0, 0)
@ -287,7 +292,7 @@ class DescendTree(Report):
startx = 0
colx = 0
while startx < maxx:
stopx = min(maxx, startx+self.generations_per_page*2)
stopx = min(maxx, startx + (self.generations_per_page * 2))
stopy = min(maxy, starty + maxh)
self.print_page(startx, stopx, starty, stopy, colx, coly)
colx += 1
@ -309,7 +314,7 @@ class DescendTree(Report):
if self.title and self.force_fit:
pstyle = style_sheet.get_paragraph_style("DC2-Title")
tfont = pstyle.get_font()
self.offset = pt2cm(1.25 * tfont.get_size())
self.offset = ReportUtils.pt2cm(1.25 * tfont.get_size())
gstyle = style_sheet.get_draw_style("DC2-box")
shadow_height = gstyle.get_shadow_space()
@ -317,29 +322,35 @@ class DescendTree(Report):
# Make space for the page number labels at the bottom.
p = style_sheet.get_paragraph_style("DC2-Normal")
font = p.get_font()
lheight = pt2cm(1.2*font.get_size())
lwidth = pt2cm(1.1*self.doc.string_width(font,"(00,00)"))
lheight = ReportUtils.pt2cm(1.2 * font.get_size())
lwidth = ReportUtils.pt2cm(1.1 *
self.doc.string_width(font, "(00,00)"))
self.page_label_x_offset = self.doc.get_usable_width() - lwidth
self.page_label_y_offset = self.doc.get_usable_height() - lheight
self.offset = pt2cm(1.25 * font.get_size())
self.offset = ReportUtils.pt2cm(1.25 * font.get_size())
shadow_height = 0
self.uh = self.doc.get_usable_height() - self.offset - shadow_height
uw = self.doc.get_usable_width() - pt2cm(self.box_pad_pts)
self.usable_height = self.doc.get_usable_height() \
- self.offset \
- shadow_height
self.usable_width = self.doc.get_usable_width() \
- ReportUtils.pt2cm(self.box_pad_pts)
calc_width = pt2cm(self.box_width + self.box_pad_pts) + self.box_gap
self.box_width = pt2cm(self.box_width)
calc_width = ReportUtils.pt2cm(self.box_width + self.box_pad_pts) \
+ self.box_gap
self.box_width = ReportUtils.pt2cm(self.box_width)
pstyle = style_sheet.get_paragraph_style("DC2-Normal")
font = pstyle.get_font()
self.box_height = self.lines*pt2cm(1.25*font.get_size())
self.box_height = self.lines*ReportUtils.pt2cm(1.25 * font.get_size())
self.scale = 1
if self.force_fit:
(maxy, maxx) = self.genchart.dimensions()
bw = (calc_width/(uw/(maxx+1)))
bh = (self.box_height*(1.25)+self.box_gap)/(self.uh/maxy)
bw = (calc_width / (self.usable_width / (maxx + 1)))
bh = ((self.box_height * 1.25) + self.box_gap) \
/ (self.usable_height / maxy)
self.scale = max(bw / 2, bh)
self.box_width /= self.scale
@ -347,18 +358,17 @@ class DescendTree(Report):
self.box_pad_pts /= self.scale
self.box_gap /= self.scale
# maxh = int((self.uh)/(self.box_height+self.box_gap))
maxw = int(uw/calc_width)
# build array of x indices
maxw = int(self.usable_width / calc_width)
self.generations_per_page = maxw
self.delta = pt2cm(self.box_pad_pts) + self.box_width + self.box_gap
self.delta = ReportUtils.pt2cm(self.box_pad_pts) \
+ self.box_width \
+ self.box_gap
if not self.force_fit:
calc_width = self.box_width + pt2cm(self.box_pad_pts)
remain = self.doc.get_usable_width() - \
((self.generations_per_page)*calc_width)
calc_width = self.box_width + ReportUtils.pt2cm(self.box_pad_pts)
remain = self.doc.get_usable_width() \
- (self.generations_per_page * calc_width)
self.delta += remain / float(self.generations_per_page)
def scale_styles(self):
@ -367,16 +377,17 @@ class DescendTree(Report):
"""
style_sheet = self.doc.get_style_sheet()
g = style_sheet.get_draw_style("DC2-box")
g.set_shadow(g.get_shadow(),g.get_shadow_space()/self.scale)
g.set_line_width(g.get_line_width()/self.scale)
style_sheet.add_draw_style("DC2-box",g)
box_style = style_sheet.get_draw_style("DC2-box")
box_style.set_shadow(box_style.get_shadow(),
box_style.get_shadow_space() / self.scale)
box_style.set_line_width(box_style.get_line_width() / self.scale)
style_sheet.add_draw_style("DC2-box", box_style)
p = style_sheet.get_paragraph_style("DC2-Normal")
font = p.get_font()
para_style = style_sheet.get_paragraph_style("DC2-Normal")
font = para_style.get_font()
font.set_size(font.get_size() / self.scale)
p.set_font(font)
style_sheet.add_paragraph_style("DC2-Normal", p)
para_style.set_font(font)
style_sheet.add_paragraph_style("DC2-Normal", para_style)
self.doc.set_style_sheet(style_sheet)
@ -388,8 +399,10 @@ class DescendTree(Report):
if self.genchart.get_xy(x, y) != 0:
blank = False
break
if not blank: break
if blank: return
if not blank:
break
if blank:
return
self.doc.start_page()
if self.title and self.force_fit:
@ -404,7 +417,7 @@ class DescendTree(Report):
if isinstance(value, basestring):
text = '\n'.join(self.text[(x, y)])
xbegin = phys_x * self.delta
yend = phys_y*bh+self.offset
yend = (phys_y * bh) + self.offset
self.doc.draw_box("DC2-box",
text,
xbegin,
@ -413,20 +426,33 @@ class DescendTree(Report):
self.box_height)
elif value == _LINE_HORIZONTAL:
xbegin = phys_x * self.delta
ystart = (phys_y*bh + self.box_height/2.0) + self.offset
ystart = ((phys_y * bh) + self.box_height / 2.0) \
+ self.offset
xstart = xbegin + self.box_width
xstop = (phys_x + 1) * self.delta
self.doc.draw_line('DC2-line', xstart, ystart, xstop,
ystart)
elif value == _LINE_VERTICAL:
ystart = ((phys_y-1)*bh + self.box_height/2.0) + self.offset
ystop = (phys_y*bh + self.box_height/2.0) + self.offset
xlast = (phys_x*self.delta) + self.box_width + self.box_gap
ystart = ((phys_y - 1) * bh) \
+ (self.box_height / 2.0) \
+ self.offset
ystop = (phys_y * bh) \
+ (self.box_height / 2.0) \
+ self.offset
xlast = (phys_x * self.delta) \
+ self.box_width \
+ self.box_gap
self.doc.draw_line('DC2-line', xlast, ystart, xlast, ystop)
elif value == _LINE_ANGLE:
ystart = ((phys_y-1)*bh + self.box_height/2.0) + self.offset
ystop = (phys_y*bh + self.box_height/2.0) + self.offset
xlast = (phys_x*self.delta) + self.box_width + self.box_gap
ystart = ((phys_y - 1) * bh) \
+ (self.box_height / 2.0) \
+ self.offset
ystop = (phys_y * bh) \
+ (self.box_height / 2.0) \
+ self.offset
xlast = (phys_x * self.delta) \
+ self.box_width \
+ self.box_gap
xnext = (phys_x + 1) * self.delta
self.doc.draw_line('DC2-line', xlast, ystart, xlast, ystop)
self.doc.draw_line('DC2-line', xlast, ystop, xnext, ystop)
@ -490,36 +516,36 @@ class DescendTreeOptions(MenuReportOptions):
def make_default_style(self, default_style):
"""Make the default output style for the Ancestor Tree."""
## Paragraph Styles:
f = FontStyle()
f.set_size(9)
f.set_type_face(FONT_SANS_SERIF)
p = ParagraphStyle()
p.set_font(f)
p.set_description(_('The basic style used for the text display.'))
default_style.add_paragraph_style("DC2-Normal", p)
font = FontStyle()
font.set_size(9)
font.set_type_face(FONT_SANS_SERIF)
p_style = ParagraphStyle()
p_style.set_font(font)
p_style.set_description(_('The basic style used for the text display.'))
default_style.add_paragraph_style("DC2-Normal", p_style)
f = FontStyle()
f.set_size(16)
f.set_type_face(FONT_SANS_SERIF)
p = ParagraphStyle()
p.set_font(f)
p.set_alignment(PARA_ALIGN_CENTER)
p.set_description(_('The basic style used for the title display.'))
default_style.add_paragraph_style("DC2-Title", p)
font = FontStyle()
font.set_size(16)
font.set_type_face(FONT_SANS_SERIF)
p_style = ParagraphStyle()
p_style.set_font(font)
p_style.set_alignment(PARA_ALIGN_CENTER)
p_style.set_description(_('The basic style used for the title display.'))
default_style.add_paragraph_style("DC2-Title", p_style)
## Draw styles
g = GraphicsStyle()
g.set_paragraph_style("DC2-Normal")
g.set_shadow(1, 0.2)
g.set_fill_color((255, 255, 255))
default_style.add_draw_style("DC2-box", g)
g_style = GraphicsStyle()
g_style.set_paragraph_style("DC2-Normal")
g_style.set_shadow(1, 0.2)
g_style.set_fill_color((255, 255, 255))
default_style.add_draw_style("DC2-box", g_style)
g = GraphicsStyle()
g.set_paragraph_style("DC2-Title")
g.set_color((0, 0, 0))
g.set_fill_color((255, 255, 255))
g.set_line_width(0)
default_style.add_draw_style("DC2-title", g)
g_style = GraphicsStyle()
g_style.set_paragraph_style("DC2-Title")
g_style.set_color((0, 0, 0))
g_style.set_fill_color((255, 255, 255))
g_style.set_line_width(0)
default_style.add_draw_style("DC2-title", g_style)
g = GraphicsStyle()
default_style.add_draw_style("DC2-line", g)
g_style = GraphicsStyle()
default_style.add_draw_style("DC2-line", g_style)