Fix for Bug #1535136 (Export PDF with transparent gradient fails whith pdfllatex)

Bug and solution found by gomyhr.

diff --git a/src/extension/internal/pdf.cpp b/src/extension/internal/pdf.cpp
index d4a15316b619e64c4de9de3aba86661a5f7c004a..c35e4d217e9391df54562d2f750355c100e9a3a3 100644 (file)
--- a/src/extension/internal/pdf.cpp
+++ b/src/extension/internal/pdf.cpp
@@ -622,6 +622,13 @@ PrintPDF::print_fill_alpha(SVGOStringStream &os, SPStyle const *const style, NRR
                     *pdf_xobj << "      /S /Transparency\n";\r
                     *pdf_xobj << "      /CS /DeviceGray \n";\r
                     *pdf_xobj << "   >>\n";\r
+                    *pdf_xobj << "   /Resources\n";\r
+                    *pdf_xobj << "   <<\n";\r
+                    *pdf_xobj << "      /ProcSet [/PDF /Text /ImageB /ImageC /ImageI]\n";\r
+                    *pdf_xobj << "      /Shading << "\r
+                              << pdf_alpha->get_name() << " "\r
+                              << pdf_alpha->get_id() << " 0 R >>\n";\r
+                    *pdf_xobj << "   >>\n";\r
                     \r
                     Inkscape::SVGOStringStream os_tmp;\r
                     os_tmp.setf(std::ios::fixed);\r
@@ -758,6 +765,13 @@ PrintPDF::print_fill_alpha(SVGOStringStream &os, SPStyle const *const style, NRR
                     *pdf_xobj << "      /S /Transparency\n";\r
                     *pdf_xobj << "      /CS /DeviceGray \n";\r
                     *pdf_xobj << "   >>\n";\r
+                    *pdf_xobj << "   /Resources\n";\r
+                    *pdf_xobj << "   <<\n";\r
+                    *pdf_xobj << "      /ProcSet [/PDF /Text /ImageB /ImageC /ImageI]\n";\r
+                    *pdf_xobj << "      /Shading << "\r
+                              << pdf_alpha->get_name() << " "\r
+                              << pdf_alpha->get_id() << " 0 R >>\n";\r
+                    *pdf_xobj << "   >>\n";\r
                     \r
                     Inkscape::SVGOStringStream os_tmp;\r
                     os_tmp.setf(std::ios::fixed);\r