# # Gramps - a GTK+/GNOME based genealogy program # # Copyright (C) 2000 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 # #------------------------------------------------------------------------ # # Load the base BaseDoc class # #------------------------------------------------------------------------ import BaseDoc import Plugins import ImgManip import Errors from gettext import gettext as _ #------------------------------------------------------------------------ # # RTF uses a unit called "twips" for its measurements. According to the # RTF specification, 1 point is 20 twips. This routines converts # centimeters to twips # # 2.54 cm/inch 72pts/inch, 20twips/pt # #------------------------------------------------------------------------ def twips(cm): return int(((cm/2.54)*72)+0.5)*20 #------------------------------------------------------------------------ # # Rich Text Format Document interface. The current inteface does not # use style sheets. Instead it writes raw formatting. # #------------------------------------------------------------------------ class RTFDoc(BaseDoc.BaseDoc): #-------------------------------------------------------------------- # # Opens the file, and writes the header. Builds the color and font # tables. Fonts are chosen using the MS TrueType fonts, since it # is assumed that if you are generating RTF, you are probably # targeting Word. This generator assumes a Western Europe character # set. # #-------------------------------------------------------------------- def open(self,filename): if filename[-4:] != ".rtf": self.filename = filename + ".rtf" else: self.filename = filename try: self.f = open(self.filename,"w") except IOError,msg: errmsg = "%s\n%s" % (_("Could not create %s") % self.filename, msg) raise Errors.ReportError(errmsg) except: raise Errors.ReportError(_("Could not create %s") % self.filename) self.f.write('{\\rtf1\\ansi\\ansicpg1252\\deff0\n') self.f.write('{\\fonttbl\n') self.f.write('{\\f0\\froman\\fcharset0\\fprq0 Times New Roman;}\n') self.f.write('{\\f1\\fswiss\\fcharset0\\fprq0 Arial;}}\n') self.f.write('{\colortbl\n') self.color_map = {} index = 1 self.color_map[(0,0,0)] = 0 self.f.write('\\red0\\green0\\blue0;') for style_name in self.style_list.keys(): style = self.style_list[style_name] fgcolor = style.get_font().get_color() bgcolor = style.get_background_color() if not self.color_map.has_key(fgcolor): self.color_map[fgcolor] = index self.f.write('\\red%d\\green%d\\blue%d;' % fgcolor) index = index + 1 if not self.color_map.has_key(bgcolor): self.f.write('\\red%d\\green%d\\blue%d;' % bgcolor) self.color_map[bgcolor] = index index = index + 1 self.f.write('}\n') self.f.write('\\kerning0\\cf0\\viewkind1') self.f.write('\\paperw%d' % twips(self.width)) self.f.write('\\paperh%d' % twips(self.height)) self.f.write('\\margl%d' % twips(self.lmargin)) self.f.write('\\margr%d' % twips(self.rmargin)) self.f.write('\\margt%d' % twips(self.tmargin)) self.f.write('\\margb%d' % twips(self.bmargin)) self.f.write('\\widowctl\n') self.in_table = 0 self.text = "" #-------------------------------------------------------------------- # # Write the closing brace, and close the file. # #-------------------------------------------------------------------- def close(self): self.f.write('}\n') self.f.close() #-------------------------------------------------------------------- # # Force a section page break # #-------------------------------------------------------------------- def end_page(self): self.f.write('\\sbkpage\n') #-------------------------------------------------------------------- # # Starts a paragraph. Instead of using a style sheet, generate the # the style for each paragraph on the fly. Not the ideal, but it # does work. # #-------------------------------------------------------------------- def start_paragraph(self,style_name,leader=None): self.opened = 0 p = self.style_list[style_name] # build font information f = p.get_font() size = f.get_size()*2 bgindex = self.color_map[p.get_background_color()] fgindex = self.color_map[f.get_color()] if f.get_type_face() == BaseDoc.FONT_SERIF: self.font_type = '\\f0\\fs%d\\cf%d\\cb%d' % (size,fgindex,bgindex) else: self.font_type = '\\f1\\fs%d\\cf%d\\cb%d' % (size,fgindex,bgindex) if f.get_bold(): self.font_type = self.font_type + "\\b" if f.get_underline(): self.font_type = self.font_type + "\\ul" if f.get_italic(): self.font_type = self.font_type + "\\i" # build paragraph information if not self.in_table: self.f.write('\\pard') if p.get_alignment() == BaseDoc.PARA_ALIGN_RIGHT: self.f.write('\\qr') elif p.get_alignment() == BaseDoc.PARA_ALIGN_CENTER: self.f.write('\\qc') self.f.write('\\ri%d' % twips(p.get_right_margin())) self.f.write('\\li%d' % twips(p.get_left_margin())) self.f.write('\\fi%d' % twips(p.get_first_indent())) if p.get_alignment() == BaseDoc.PARA_ALIGN_JUSTIFY: self.f.write('\\qj') if p.get_padding(): self.f.write('\\sa%d' % twips(p.get_padding()/2.0)) if p.get_top_border(): self.f.write('\\brdrt\\brdrs') if p.get_bottom_border(): self.f.write('\\brdrb\\brdrs') if p.get_left_border(): self.f.write('\\brdrl\\brdrs') if p.get_right_border(): self.f.write('\\brdrr\\brdrs') if p.get_first_indent(): self.f.write('\\fi%d' % twips(p.get_first_indent())) if p.get_left_margin(): self.f.write('\\li%d' % twips(p.get_left_margin())) if p.get_right_margin(): self.f.write('\\ri%d' % twips(p.get_right_margin())) if leader: self.opened = 1 self.f.write('\\tx%d' % twips(p.get_left_margin())) self.f.write('{%s ' % self.font_type) self.write_text(leader) self.f.write('\\tab}') self.opened = 0 #-------------------------------------------------------------------- # # Ends a paragraph. Care has to be taken to make sure that the # braces are closed properly. The self.opened flag is used to indicate # if braces are currently open. If the last write was the end of # a bold-faced phrase, braces may already be closed. # #-------------------------------------------------------------------- def end_paragraph(self): if not self.in_table: self.f.write(self.text) if self.opened: self.f.write('}') self.opened = 0 self.f.write('\n\\par') self.text = "" else: if self.text == "": self.write_text(" ") self.text = self.text + '}' #-------------------------------------------------------------------- # # Starts boldfaced text, enclosed the braces # #-------------------------------------------------------------------- def start_bold(self): if self.opened: self.f.write('}') self.f.write('{%s\\b ' % self.font_type) self.opened = 1 #-------------------------------------------------------------------- # # Ends boldfaced text, closing the braces # #-------------------------------------------------------------------- def end_bold(self): self.opened = 0 self.f.write('}') #-------------------------------------------------------------------- # # Start a table. Grab the table style, and store it. Keep a flag to # indicate that we are in a table. This helps us deal with paragraphs # internal to a table. RTF does not require anything to start a # table, since a table is treated as a bunch of rows. # #-------------------------------------------------------------------- def start_table(self,name,style_name): self.in_table = 1 self.tbl_style = self.table_styles[style_name] #-------------------------------------------------------------------- # # End a table. Turn off the table flag # #-------------------------------------------------------------------- def end_table(self): self.in_table = 0 #-------------------------------------------------------------------- # # Start a row. RTF uses the \trowd to start a row. RTF also specifies # all the cell data after it has specified the cell definitions for # the row. Therefore it is necessary to keep a list of cell contents # that is to be written after all the cells are defined. # #-------------------------------------------------------------------- def start_row(self): self.contents = [] self.cell = 0 self.prev = 0 self.cell_percent = 0.0 self.f.write('\\trowd\n') #-------------------------------------------------------------------- # # End a row. Write the cell contents, separated by the \cell marker, # then terminate the row # #-------------------------------------------------------------------- def end_row(self): self.f.write('{') for line in self.contents: self.f.write(line) self.f.write('\\cell ') self.f.write('}\\pard\\intbl\\row\n') #-------------------------------------------------------------------- # # Start a cell. Dump out the cell specifics, such as borders. Cell # widths are kind of interesting. RTF doesn't specify how wide a cell # is, but rather where it's right edge is in relationship to the # left margin. This means that each cell is the cumlative of the # previous cells plus its own width. # #-------------------------------------------------------------------- def start_cell(self,style_name,span=1): s = self.cell_styles[style_name] self.remain = span -1 if s.get_top_border(): self.f.write('\\clbrdrt\\brdrs\\brdrw10\n') if s.get_bottom_border(): self.f.write('\\clbrdrb\\brdrs\\brdrw10\n') if s.get_left_border(): self.f.write('\\clbrdrl\\brdrs\\brdrw10\n') if s.get_right_border(): self.f.write('\\clbrdrr\\brdrs\\brdrw10\n') table_width = float(self.get_usable_width()) for cell in range(self.cell,self.cell+span): self.cell_percent = self.cell_percent + float(self.tbl_style.get_column_width(cell)) cell_width = twips((table_width * self.cell_percent)/100.0) self.f.write('\\cellx%d\\pard\intbl\n' % cell_width) self.cell = self.cell+1 #-------------------------------------------------------------------- # # End a cell. Save the current text in the content lists, since data # must be saved until all cells are defined. # #-------------------------------------------------------------------- def end_cell(self): self.contents.append(self.text) self.text = "" #-------------------------------------------------------------------- # # Add a photo. Embed the photo in the document. Use the Python # imaging library to load and scale the photo. The image is converted # to JPEG, since it is smaller, and supported by RTF. The data is # dumped as a string of HEX numbers. # #-------------------------------------------------------------------- def add_photo(self,name,pos,x_cm,y_cm): try: im = ImgManip.ImgManip(name) except: return nx,ny = im.size() ratio = float(x_cm)*float(ny)/(float(y_cm)*float(nx)) if ratio < 1: act_width = x_cm act_height = y_cm*ratio else: act_height = y_cm act_width = x_cm/ratio buf = im.jpg_scale_data(int(act_width*40),int(act_height*40)) act_width = twips(act_width) act_height = twips(act_height) self.f.write('{\*\shppict{\\pict\\jpegblip') self.f.write('\\picwgoal%d\\pichgoal%d\n' % (act_width,act_height)) index = 1 for i in buf: self.f.write('%02x' % ord(i)) if index%32==0: self.f.write('\n') index = index+1 self.f.write('}}\\par\n') #-------------------------------------------------------------------- # # Writes text. If braces are not currently open, open them. Loop # character by character (terribly inefficient, but it works). If a # character is 8 bit (>127), convert it to a hex representation in # the form of \`XX. Make sure to escape braces. # #-------------------------------------------------------------------- def write_text(self,text): if self.opened == 0: self.opened = 1 self.text = self.text + '{%s ' % self.font_type for i in text: if ord(i) > 127: self.text = self.text + '\\\'%2x' % ord(i) elif i == '{' or i == '}' : self.text = self.text + '\\%s' % i else: self.text = self.text + i self.text = self.text.replace('','{{\*\updnprop5801}\up10 ') self.text = self.text.replace('','}') Plugins.register_text_doc(_("Rich Text Format (RTF)"),RTFDoc,1,1,1,".rtf")