# # Gramps - a GTK+/GNOME based genealogy program # # Copyright (C) 2000-2006 Donald N. Allingham # # 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 # # $Id$ "Generate files/Descendant Report" #------------------------------------------------------------------------ # # standard python modules # #------------------------------------------------------------------------ from gettext import gettext as _ #------------------------------------------------------------------------ # # GTK/GNOME modules # #------------------------------------------------------------------------ import gtk #------------------------------------------------------------------------ # # GRAMPS modules # #------------------------------------------------------------------------ from PluginUtils import register_report from ReportBase import Report, ReportUtils, ReportOptions, \ CATEGORY_DRAW, MODE_GUI, MODE_BKI, MODE_CLI pt2cm = ReportUtils.pt2cm import BaseDoc from SubstKeywords import SubstKeywords import Errors import NameDisplay #------------------------------------------------------------------------ # # Constants # #------------------------------------------------------------------------ _BORN = _('b.') _DIED = _('d.') _sep = 0.5 class GraphLayout: def __init__(self,database,plist,person_handle): self.database = database self.plist = plist self.person_handle = person_handle self.v = [] self.e = [] self.maxx = 0 self.maxy = 0 def max_size(self): return (self.maxx,self.maxy) def layout(self): return ([],[]) class DescendLine(GraphLayout): def layout(self): self.elist = [(0,0)] try: self.space_for(self.person_handle) except RuntimeError,msg: person = self.database.get_person_from_handle(self.person_handle) raise Errors.DatabaseError( _("Database error: %s is defined as his or her own ancestor") % NameDisplay.displayer.display(person)) return (self.v,self.e[1:]) def space_for(self,person_handle,level=1.0,pos=1.0): person = self.database.get_person_from_handle(person_handle) last = self.elist[-1] self.elist.append((level,pos)) self.e.append((last[0],last[1],level,pos)) self.v.append((person_handle,level,pos)) if level > self.maxx: self.maxx = level if pos > self.maxy: self.maxy = pos for family_handle in person.get_family_handle_list(): family = self.database.get_family_from_handle(family_handle) for child_handle in family.get_child_handle_list(): self.space_for(child_handle,level+1.0,pos) pos = pos + max(self.depth(child_handle),1) if pos > self.maxy: self.maxy = pos self.elist.pop() def depth(self,person_handle,val=0): person = self.database.get_person_from_handle(person_handle) for family_handle in person.get_family_handle_list(): family = self.database.get_family_from_handle(family_handle) clist = family.get_child_handle_list() val = val + len(clist) for child_handle in clist: d = self.depth(child_handle) if d > 0: val = val + d - 1 #first child is always on the same return val #row as the parent, so subtract 1 #------------------------------------------------------------------------ # # DescendantGraph # #------------------------------------------------------------------------ class DescendantGraph(Report): def __init__(self,database,person,options_class): """ Creates DescendantGraph 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. dispf - Display format for the output box. """ Report.__init__(self,database,person,options_class) self.display = options_class.handler.options_dict['dispf'] self.map = {} self.text = {} self.box_width = 0 self.height = 0 self.lines = 0 plist = self.database.get_person_handles(sort_handles=False) self.layout = DescendLine(self.database,plist,person.get_handle()) (self.v,self.e) = self.layout.layout() self.text = {} for (p_id,x,y) in self.v: self.text[p_id] = [] subst = SubstKeywords(self.database,p_id) for line in self.display: self.text[p_id].append(subst.replace(line)) self.font = self.doc.style_list["DG-Normal"].get_font() for line in self.text[p_id]: new_width = self.doc.string_width(self.font,line) self.box_width = max(self.box_width,new_width) self.lines = max(self.lines,len(self.text[p_id])) self.calc() def write_report(self): maxx,maxy = self.layout.max_size() maxx = int(maxx) maxy = int(maxy) cols = ((maxx-1)/self.maxx) rows = ((maxy-1)/self.maxy) self.pg = [] self.ln = [] for i in range(rows+1): self.pg.append([None]*(cols+1)) self.ln.append([None]*(cols+1)) for (p_id,x,y) in self.v: r = int((y-1)/self.maxy) c = int((x-1)/self.maxx) nx = x - (self.maxx)*c ny = y - (self.maxy)*r l = self.pg[r] if l[c] == None: l[c] = [(p_id,nx,ny)] else: l[c].append((p_id,nx,ny)) for (x1,y1,x2,y2) in self.e: r1 = int((y1-1)/self.maxy) c1 = int((x1-1)/self.maxx) r2 = int((y2-1)/self.maxy) c2 = int((x2-1)/self.maxx) nx1 = x1 - (self.maxx)*c1 nx2 = x2 - (self.maxx)*c2 ny1 = y1 - (self.maxy)*r1 ny2 = y2 - (self.maxy)*r2 if r1 == r2: if c1 == c2: l = self.ln[r1][c1] if l == None: self.ln[r1][c1] = [(nx1,ny1,nx2,ny2)] else: l.append((nx1,ny1,nx2,ny2)) else: l1 = self.ln[r1][c1] l2 = self.ln[r2][c2] if l1 == None: self.ln[r1][c1] = [(nx1,ny1,-nx2,ny2)] else: l1.append((nx1,ny1,-nx2,ny2)) if l2 == None: self.ln[r2][c2] = [(-nx2,ny2,nx2,ny2)] else: l2.append((-nx2,ny2,nx2,ny2)) for c in range(c1+1,c2): if self.ln[r1][c]: self.ln[r1][c].append((nx1,-ny1,nx2,-ny2)) else: self.ln[r1][c] = [(nx1,-ny1,nx2,-ny2)] else: if c1 == c2: l1 = self.ln[r1][c1] l2 = self.ln[r2][c2] if l1 == None: self.ln[r1][c1] = [(nx1,ny1,nx2,-ny2)] else: l1.append((nx1,ny1,nx2,-ny2)) if l2 == None: self.ln[r2][c2] = [(nx1,-ny2,nx2,ny2)] else: l2.append((nx1,-ny2,nx2,ny2)) for r in range(r1+1,r2): if self.ln[r][c1]: self.ln[r][c1].append((nx1,-ny1,nx2,-ny2)) else: self.ln[r][c1] = [(nx1,-ny1,nx2,-ny2)] else: l1 = self.ln[r1][c1] l2 = self.ln[r2][c2] l3 = self.ln[r2][c1] if l1 == None: self.ln[r1][c1] = [(nx1,ny1,-nx2,-ny2)] else: l1.append((nx1,ny1,-nx2,-ny2)) if l2 == None: self.ln[r2][c2] = [(-nx1,ny2,nx2,ny2)] else: l2.append((-nx1,ny2,nx2,ny2)) if l3 == None: self.ln[r2][c1] = [(nx1,-ny2,-nx2,ny2)] else: l3.append((nx1,-ny2,-nx2,ny2)) for r in range(len(self.pg)): for c in range(len(self.pg[r])): self.print_page(self.pg[r][c],self.ln[r][c],r,c) 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.""" self.height = self.lines*pt2cm(1.25*self.font.get_size()) self.box_width = pt2cm(self.box_width+20) self.maxx = int(self.doc.get_usable_width()/(self.box_width+_sep)) self.maxy = int(self.doc.get_usable_height()/(self.height+_sep)) g = BaseDoc.GraphicsStyle() g.set_height(self.height) g.set_width(self.box_width) g.set_paragraph_style("DG-Normal") g.set_shadow(1) self.doc.add_draw_style("box",g) g = BaseDoc.GraphicsStyle() self.doc.add_draw_style("line",g) def print_page(self, plist,elist,r,c): self.doc.start_page() delta = self.doc.get_usable_width()/(self.maxx) top = 0 bottom = self.doc.get_usable_height() left = 0 right = self.doc.get_usable_width() - (2*_sep) if plist: for (p_id,x,y) in plist: name = '\n'.join(self.text[p_id]) x = (x-1)*delta + left + _sep y = (y-1)*(self.height+_sep)+top self.doc.draw_box("box",name,x,y) if elist: for (x1,y1,x2,y2) in elist: if x1 < 0: nx1 = left else: nx1 = (x1-1) * delta + left + self.box_width + _sep if x2 < 0: nx2 = right + _sep else: nx2 = (x2-1) * delta + left + _sep if y1 < 0: ny1 = top else: ny1 = (y1-1)*(self.height+_sep)+ top + self.height/2.0 if y2 < 0: ny2 = bottom else: ny2 = (y2-1)*(self.height+_sep) + top + self.height/2.0 if y1 < 0 and y2 < 0: half = (nx1+nx2)/2.0 self.doc.draw_line("line",half,ny1,half,ny2) elif ny1 != ny2: if x1 == -x2: self.doc.draw_line("line",nx1,ny1,nx2,ny2) else: half = (nx1+nx2)/2.0 if y1 > 0: self.doc.draw_line("line",nx1,ny1,half,ny1) self.doc.draw_line("line",half,ny1,half,ny2) if y2 > 0: self.doc.draw_line("line",half,ny2,nx2,ny2) else: self.doc.draw_line("line",nx1,ny1,nx2,ny2) y = bottom + (self.doc.get_bottom_margin()/2.0) if r or c: self.doc.write_at("DG-Normal","(%d,%d)" % (r,c), right, y) self.doc.end_page() #------------------------------------------------------------------------ # # # #------------------------------------------------------------------------ class DescendantGraphOptions(ReportOptions): """ Defines options and provides handling interface. """ def __init__(self,name,person_id=None): ReportOptions.__init__(self,name,person_id) def enable_options(self): # Semi-common options that should be enabled for this report self.enable_dict = { 'dispf' : [ "$n", "%s $b" % _BORN, "%s $d" % _DIED ], } def get_textbox_info(self): """Label the textbox and provide the default contents.""" return (_("Display Format"), self.options_dict['dispf'], _("Allows you to customize the data in the boxes in the report")) def add_user_options(self,dialog): """ Override the base class add_user_options task to add a menu that allows the user to select the sort method. """ dialog.get_report_extra_textbox_info = self.get_textbox_info def make_default_style(self,default_style): """Make the default output style for the Descendant Graph report.""" f = BaseDoc.FontStyle() f.set_size(9) f.set_type_face(BaseDoc.FONT_SANS_SERIF) p = BaseDoc.ParagraphStyle() p.set_font(f) p.set_description(_('The basic style used for the text display.')) default_style.add_style("DG-Normal",p) #------------------------------------------------------------------------ # # # #------------------------------------------------------------------------ register_report( name = 'descendant_graph', category = CATEGORY_DRAW, report_class = DescendantGraph, options_class = DescendantGraphOptions, modes = MODE_GUI | MODE_BKI | MODE_CLI, translated_name = _("Descendant Graph"), status = _("Stable"), author_name = "Donald N. Allingham", author_email = "don@gramps-project.org", description = _("Generates a graph of descendants of the active person"), unsupported = True, )