Initial revision

svn: r1140

src/docgen/PdfDrawDoc.py

@@ -0,0 +1,160 @@
+#
+# 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
+#
+
+import os
+import string
+
+from TextDoc import *
+from DrawDoc import *
+import Plugins
+import intl
+_ = intl.gettext
+
+try:
+    from reportlab.pdfgen import canvas
+    from reportlab.lib.units import cm
+    from reportlab.lib.colors import Color
+except:
+    raise Plugins.MissingLibraries, _("The ReportLab modules are not installed")
+
+def make_color(color):
+    return Color(float(color[0])/255.0, float(color[1])/255.0,
+                 float(color[2])/255.0)
+
+class PdfDrawDoc(DrawDoc):
+
+    def __init__(self,styles,type,orientation):
+        DrawDoc.__init__(self,styles,type,orientation)
+        self.f = None
+        self.filename = None
+        self.level = 0
+        self.time = "0000-00-00T00:00:00"
+	self.page = 0
+
+    def open(self,filename):
+
+        if filename[-4:] != ".pdf":
+            self.filename = filename + ".pdf"
+        else:
+            self.filename = filename
+        self.f = canvas.Canvas(self.filename,(self.width*cm,self.height*cm),0)
+	if self.name:
+	    self.f.setAuthor(self.name)
+
+    def close(self):
+	self.f.save()
+
+    def start_paragraph(self,style_name):
+	pass
+
+    def end_paragraph(self):
+        pass
+
+    def write_text(self,text):
+        pass
+
+    def start_page(self,orientation=None):
+	pass
+
+    def end_page(self):
+	self.f.showPage()
+
+    def draw_line(self,style,x1,y1,x2,y2):
+	self.f.line(x1*cm,y1*cm,x2*cm,y2*cm)
+
+    def draw_box(self,style,text,x,y):
+	box_style = self.draw_styles[style]
+	para_name = box_style.get_paragraph_style()
+	p = self.style_list[para_name]
+
+	w = box_style.get_width()*cm
+        h = box_style.get_height()*cm
+
+	if box_style.get_shadow():
+            self.f.setFillColorRGB(0.5,0.5,0.5)
+            self.f.rect((x+0.3)*cm,(y+0.3)*cm,w,h,fill=1,stroke=0)
+
+	font = p.get_font()
+
+        self.f.setStrokeColor(make_color(font.get_color()))
+	self.f.setFillColor(make_color(box_style.get_color()))
+
+ 	self.f.rect(x*cm,y*cm,w,h,fill=1)
+
+	if text != "":
+            lines = string.split(text,'\n')
+            self.center_print(lines,font,x*cm,y*cm,w,h)
+
+    def write_at(self,style,text,x,y):
+	p = self.style_list[style]
+	font = p.get_font()
+
+        self.f.setStrokeColor(make_color(font.get_color()))
+
+        self.left_print(text,font,x*cm,y*cm)
+
+    def center_print(self,lines,font,x,y,w,h):
+        l = len(lines)
+        size = font.get_size()
+        start_y = (y + h/2.0 + l/2.0 + l) - ((l*size) + ((l-1)*0.2))/2.0
+        start_x = (x + w/2.0)
+
+        self.f.saveState()
+        self.f.setFillColor(make_color(font.get_color()))
+        if font.get_type_face() == FONT_SANS_SERIF:
+            if font.get_bold():
+                self.f.setFont("Helvetica-Bold",font.get_size())
+            else:
+                self.f.setFont("Helvetica",font.get_size())
+        else:
+            if font.get_bold():
+                self.f.setFont("Times-Bold",font.get_size())
+            else:
+                self.f.setFont("Times-Roman",font.get_size())
+       
+        for text in lines:
+            self.f.drawCentredString(start_x,start_y,text)
+            start_y = start_y + size*1.2
+        start_y = start_y + size*1.2
+
+        self.f.restoreState()
+
+    def left_print(self,text,font,x,y):
+        size = font.get_size()
+        start_y = y
+        start_x = x
+
+        self.f.saveState()
+        self.f.setFillColor(make_color(font.get_color()))
+        if font.get_type_face() == FONT_SANS_SERIF:
+            if font.get_bold():
+                self.f.setFont("Helvetica-Bold",font.get_size())
+            else:
+                self.f.setFont("Helvetica",font.get_size())
+        else:
+            if font.get_bold():
+                self.f.setFont("Times-Bold",font.get_size())
+            else:
+                self.f.setFont("Times-Roman",font.get_size())
+       
+        self.f.drawString(start_x,start_y,text)
+        self.f.restoreState()
+
+Plugins.register_draw_doc(_("PDF"),PdfDrawDoc);