# # Gramps - a GTK+/GNOME based genealogy program # # Copyright (C) 2000-2007 Donald N. Allingham # Copyright (C) 2007-2008 Brian G. Matherly # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # $Id$ """Reports/Graphical Reports/Ancestor Tree""" #------------------------------------------------------------------------ # # python modules # #------------------------------------------------------------------------ import math from TransUtils import sgettext as _ #------------------------------------------------------------------------ # # GRAMPS modules # #------------------------------------------------------------------------ from BasicUtils import name_displayer from Errors import ReportError from gen.plug.docgen import (FontStyle, ParagraphStyle, GraphicsStyle, FONT_SANS_SERIF, PARA_ALIGN_CENTER) from gen.plug.menu import BooleanOption, NumberOption, TextOption, PersonOption from ReportBase import Report, ReportUtils, MenuReportOptions from SubstKeywords import SubstKeywords pt2cm = ReportUtils.pt2cm #------------------------------------------------------------------------ # # Constants # #------------------------------------------------------------------------ _BORN = _('short for born|b.') _DIED = _('short for died|d.') #------------------------------------------------------------------------ # # log2val # #------------------------------------------------------------------------ def log2(val): """ Calculate the log base 2 of a value. """ return int(math.log10(val)/math.log10(2)) #------------------------------------------------------------------------ # # Layout class # #------------------------------------------------------------------------ class GenChart(object): def __init__(self, generations): self.generations = generations self.size = (2**(generations)) self.array = {} self.map = {} self.compress_map = {} self.max_x = 0 self.ad = (self.size, generations) def set(self, index, value): x = log2(index) y = index - (2**x) delta = int((self.size/(2**(x)))) new_y = int((delta/2) + (y)*delta) if not new_y in self.array: self.array[new_y] = {} self.array[new_y][x] = (value, index) self.max_x = max(x, self.max_x) self.map[value] = (new_y, x) def index_to_xy(self, index): if index: x = log2(index) ty = index - (2**x) delta = int(self.size/(2**x)) y = int(delta/2 + ty*delta) else: x = 0 y = self.size/2 if len(self.compress_map) > 0: return (x, self.compress_map[y]) else: return (x, y) def get(self, index): (x,y) = self.index_to_xy(index) return self.get_xy(x, y) def get_xy(self, x, y): value = 0 if y in self.array: if x in self.array[y]: value = self.array[y][x] return value def set_xy(self, x, y, value): if not y in self.array: self.array[y] = {} self.array[y][x] = value def dimensions(self): return (max(self.array)+1, self.max_x+1) def compress(self): new_map = {} new_array = {} old_y = 0 new_y = 0 for key, i in self.array.iteritems(): old_y = key if self.not_blank(i.itervalues()): self.compress_map[old_y] = new_y new_array[new_y] = i x = 0 for entry in i: new_map[entry] = (new_y, x) x += 1 new_y += 1 self.array = new_array self.map = new_map self.ad = (new_y, self.ad[1]) def not_blank(self, line): for i in line: if i and isinstance(i, tuple): return 1 return 0 #------------------------------------------------------------------------ # # AncestorTree # #------------------------------------------------------------------------ class AncestorTree(Report): def __init__(self, database, options_class): """ Create AncestorTree object that produces the report. The arguments are: database - the GRAMPS database instance person - currently selected person options_class - instance of the Options class for this report This report needs the following parameters (class variables) that come in the options class. gen - Maximum number of generations to include. pagebbg - Whether to include page breaks between generations. dispf - Display format for the output box. singlep - Whether to scale to fit on a single page. indblank - Whether to include blank pages. compress - Whether to compress chart. """ Report.__init__(self, database, options_class) menu = options_class.menu self.display = menu.get_option_by_name('dispf').get_value() self.max_generations = menu.get_option_by_name('maxgen').get_value() self.force_fit = menu.get_option_by_name('singlep').get_value() self.incblank = menu.get_option_by_name('incblank').get_value() self.compress = menu.get_option_by_name('compress').get_value() pid = menu.get_option_by_name('pid').get_value() center_person = database.get_person_from_gramps_id(pid) if (center_person == None) : raise ReportError(_("Person %s is not in the Database") % pid ) name = name_displayer.display_formal(center_person) self.title = _("Ancestor Graph for %s") % name self.map = {} self.text = {} self.box_width = 0 self.box_height = 0 self.lines = 0 self.scale = 1 self.apply_filter(center_person.get_handle(), 1) keys = sorted(self.map) max_key = log2(keys[-1]) self.genchart = GenChart(max_key+1) for key, chart in self.map.iteritems(): self.genchart.set(key, chart) self.calc() if self.force_fit: self.scale_styles() def apply_filter(self, person_handle, index): """traverse the ancestors recursively until either the end of a line is found, or until we reach the maximum number of generations that we want to deal with""" if (not person_handle) or (index >= 2**self.max_generations): return self.map[index] = person_handle self.text[index] = [] style_sheet = self.doc.get_style_sheet() pstyle = style_sheet.get_paragraph_style("AC2-Normal") font = pstyle.get_font() em = self.doc.string_width(font,"m") subst = SubstKeywords(self.database, person_handle) self.text[index] = subst.replace_and_clean(self.display) for line in self.text[index]: this_box_width = self.doc.string_width(font,line) self.box_width = max(self.box_width, this_box_width) self.lines = max(self.lines, len(self.text[index])) person = self.database.get_person_from_handle(person_handle) family_handle = person.get_main_parents_family_handle() if family_handle: family = self.database.get_family_from_handle(family_handle) self.apply_filter(family.get_father_handle(), index*2) self.apply_filter(family.get_mother_handle(), (index*2)+1) def write_report(self): (maxy, maxx) = self.genchart.dimensions() maxh = int(self.uh/self.box_height) if self.force_fit: self.print_page(0, maxx, 0, maxy, 0, 0) else: starty = 0 coly = 0 while starty < maxy: startx = 0 colx = 0 while startx < maxx: stopx = min(maxx, startx + self.generations_per_page) stopy = min(maxy, starty + maxh) self.print_page(startx, stopx, starty, stopy, colx, coly) colx += 1 startx += self.generations_per_page coly += 1 starty += maxh def calc(self): """ calc - calculate the maximum width that a box needs to be. From that and the page dimensions, calculate the proper place to put the elements on a page. """ style_sheet = self.doc.get_style_sheet() self.add_lines() if self.compress: self.genchart.compress() self.box_pad_pts = 10 if self.title and self.force_fit: pstyle = style_sheet.get_paragraph_style("AC2-Title") tfont = pstyle.get_font() self.offset = pt2cm(1.25 * tfont.get_size()) gstyle = style_sheet.get_draw_style("AC2-box") shadow_height = gstyle.get_shadow_space() else: # Make space for the page number labels at the bottom. p = style_sheet.get_paragraph_style("AC2-Normal") font = p.get_font() lheight = pt2cm(1.2*font.get_size()) lwidth = 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()) 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) calc_width = pt2cm(self.box_width + self.box_pad_pts) + 0.2 self.box_width = pt2cm(self.box_width) pstyle = style_sheet.get_paragraph_style("AC2-Normal") font = pstyle.get_font() self.box_height = self.lines*pt2cm(1.25*font.get_size()) if self.force_fit: (maxy, maxx) = self.genchart.dimensions() bw = calc_width / (uw/maxx) bh = self.box_height / (self.uh/maxy) self.scale = max(bw ,bh) self.box_width /= self.scale self.box_height /= self.scale self.box_pad_pts /= self.scale maxh = int(self.uh / self.box_height) maxw = int(uw / calc_width) if log2(maxh) < maxw: self.generations_per_page = int(log2(maxh)) else: self.generations_per_page = maxw # build array of x indices self.delta = pt2cm(self.box_pad_pts) + self.box_width + 0.2 if not self.force_fit: calc_width = self.box_width + 0.2 + pt2cm(self.box_pad_pts) remain = self.doc.get_usable_width() - \ ((self.generations_per_page)*calc_width) self.delta += remain / (self.generations_per_page) def scale_styles(self): """ Scale the styles for this report. This must be done in the constructor. """ style_sheet = self.doc.get_style_sheet() g = style_sheet.get_draw_style("AC2-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("AC2-box", g) p = style_sheet.get_paragraph_style("AC2-Normal") font = p.get_font() font.set_size(font.get_size() / self.scale) p.set_font(font) style_sheet.add_paragraph_style("AC2-Normal", p) self.doc.set_style_sheet(style_sheet) def print_page(self, startx, stopx, starty, stopy, colx, coly): if not self.incblank: blank = True for y in range(starty, stopy): for x in range(startx, stopx): if self.genchart.get_xy(x, y) != 0: blank = False break if not blank: break if blank: return self.doc.start_page() if self.title and self.force_fit: self.doc.center_text('AC2-title', self.title, self.doc.get_usable_width() / 2, 0) phys_y = 0 for y in range(starty, stopy): phys_x = 0 for x in range(startx, stopx): value = self.genchart.get_xy(x, y) if value: if isinstance(value, tuple): (person, index) = value text = '\n'.join(self.text[index]) self.doc.draw_box("AC2-box", text, phys_x*self.delta, phys_y*self.box_height+self.offset, self.box_width, self.box_height ) elif value == 2: self.doc.draw_line("AC2-line", phys_x * self.delta+self.box_width * 0.5, phys_y * self.box_height + self.offset, phys_x * self.delta+self.box_width * 0.5, (phys_y + 1) * self.box_height + self.offset) elif value == 1: x1 = phys_x * self.delta + self.box_width * 0.5 x2 = (phys_x + 1) * self.delta y1 = phys_y * self.box_height + self.offset + self.box_height / 2 y2 = (phys_y + 1) * self.box_height + self.offset self.doc.draw_line("AC2-line", x1, y1, x1, y2) self.doc.draw_line("AC2-line", x1, y1, x2, y1) elif value == 3: x1 = phys_x * self.delta + self.box_width * 0.5 x2 = (phys_x + 1) * self.delta y1 = (phys_y) * self.box_height + self.offset + self.box_height / 2 y2 = (phys_y) * self.box_height + self.offset self.doc.draw_line("AC2-line", x1, y1, x1, y2) self.doc.draw_line("AC2-line", x1, y1, x2, y1) phys_x +=1 phys_y += 1 if not self.force_fit: self.doc.draw_text('AC2-box', '(%d,%d)' % (colx + 1, coly + 1), self.page_label_x_offset, self.page_label_y_offset) self.doc.end_page() def add_lines(self): (my , mx) = self.genchart.dimensions() for y in range(0, my): for x in range(0, mx): value = self.genchart.get_xy(x, y) if not value: continue if isinstance(value, tuple): (person, index) = value if self.genchart.get(index * 2): (px, py) = self.genchart.index_to_xy(index * 2) self.genchart.set_xy(x, py, 1) for ty in range(py + 1, y): self.genchart.set_xy(x, ty, 2) if self.genchart.get(index * 2 + 1): (px, py) = self.genchart.index_to_xy(index * 2 + 1) self.genchart.set_xy(px - 1, py, 3) for ty in range(y + 1, py): self.genchart.set_xy(x, ty, 2) #------------------------------------------------------------------------ # # AncestorTreeOptions # #------------------------------------------------------------------------ class AncestorTreeOptions(MenuReportOptions): """ Defines options and provides handling interface. """ def __init__(self, name, dbase): MenuReportOptions.__init__(self, name, dbase) def add_menu_options(self, menu): category_name = _("Tree Options") pid = PersonOption(_("Center Person")) pid.set_help(_("The center person for the tree")) menu.add_option(category_name, "pid", pid) max_gen = NumberOption(_("Generations"), 10, 1, 50) max_gen.set_help(_("The number of generations to include in the tree")) menu.add_option(category_name, "maxgen", max_gen) disp = TextOption(_("Display Format"), ["$n","%s $b" % _BORN,"%s $d" %_DIED] ) disp.set_help(_("Display format for the outputbox.")) menu.add_option(category_name, "dispf", disp) scale = BooleanOption(_('Sc_ale to fit on a single page'), True) scale.set_help(_("Whether to scale to fit on a single page.")) menu.add_option(category_name, "singlep", scale) blank = BooleanOption(_('Include Blank Pages'), True) blank.set_help(_("Whether to include pages that are blank.")) menu.add_option(category_name, "incblank", blank) compress = BooleanOption(_('Co_mpress tree'), True) compress.set_help(_("Whether to compress the tree.")) menu.add_option(category_name, "compress", compress) 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("AC2-Normal", p) 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("AC2-Title", p) ## Draw styles g = GraphicsStyle() g.set_paragraph_style("AC2-Normal") g.set_shadow(1, 0.2) g.set_fill_color((255, 255, 255)) default_style.add_draw_style("AC2-box", g) g = GraphicsStyle() g.set_paragraph_style("AC2-Title") g.set_color((0, 0, 0)) g.set_fill_color((255, 255, 255)) g.set_line_width(0) default_style.add_draw_style("AC2-title", g) g = GraphicsStyle() default_style.add_draw_style("AC2-line", g)