Added printing requirements

z3c/rml/rlfix.py

@@ -0,0 +1,50 @@
+##############################################################################
+#
+# Copyright (c) 2012 Zope Foundation and Contributors.
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""ReportLab fixups.
+"""
+__docformat__ = "reStructuredText"
+from reportlab.pdfbase import pdfform, pdfmetrics, ttfonts
+from reportlab.pdfbase.pdfpattern import PDFPattern
+from reportlab.graphics import testshapes
+
+def resetPdfForm():
+    pdfform.PDFDOCENC = PDFPattern(pdfform.PDFDocEncodingPattern)
+    pdfform.ENCODING = PDFPattern(
+        pdfform.EncodingPattern, PDFDocEncoding=pdfform.PDFDOCENC)
+    pdfform.GLOBALFONTSDICTIONARY = pdfform.FormFontsDictionary()
+    pdfform.GLOBALRESOURCES = pdfform.FormResources()
+    pdfform.ZADB = PDFPattern(pdfform.ZaDbPattern)
+
+def resetFonts():
+    # testshapes._setup registers the Vera fonts every time which is a little
+    # slow on all platforms. On Windows it lists the entire system font
+    # directory and registers them all which is very slow.
+    pdfmetrics.registerFont(ttfonts.TTFont("Vera", "Vera.ttf"))
+    pdfmetrics.registerFont(ttfonts.TTFont("VeraBd", "VeraBd.ttf"))
+    pdfmetrics.registerFont(ttfonts.TTFont("VeraIt", "VeraIt.ttf"))
+    pdfmetrics.registerFont(ttfonts.TTFont("VeraBI", "VeraBI.ttf"))
+    for f in ('Times-Roman','Courier','Helvetica','Vera', 'VeraBd', 'VeraIt',
+              'VeraBI'):
+        if f not in testshapes._FONTS:
+            testshapes._FONTS.append(f)
+
+def setSideLabels():
+    from reportlab.graphics.charts import piecharts
+    piecharts.Pie3d.sideLabels = 0
+setSideLabels()
+
+from reportlab.rl_config import register_reset
+register_reset(resetPdfForm)
+register_reset(resetFonts)
+del register_reset