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| author | Bob Jamison <ishmalius@gmail.com> | 2006-07-28 19:18:18 +0000 |
|---|---|---|
| committer | ishmal <ishmal@users.sourceforge.net> | 2006-07-28 19:18:18 +0000 |
| commit | 77f17e87a563d6a3bb176c5df3c46987eaa98aca (patch) | |
| tree | 9262881ebf4d99905fc1fd3841436336c7c53042 /src/extension/internal/cairo-pdf-out.cpp | |
| parent | Nepali translation of GUI update (diff) | |
| download | inkscape-77f17e87a563d6a3bb176c5df3c46987eaa98aca.tar.gz inkscape-77f17e87a563d6a3bb176c5df3c46987eaa98aca.zip | |
Add Miklos's new Cairo PDF rendering
(bzr r1502)
Diffstat (limited to 'src/extension/internal/cairo-pdf-out.cpp')
| -rw-r--r-- | src/extension/internal/cairo-pdf-out.cpp | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/extension/internal/cairo-pdf-out.cpp b/src/extension/internal/cairo-pdf-out.cpp new file mode 100644 index 000000000..52eb668c9 --- /dev/null +++ b/src/extension/internal/cairo-pdf-out.cpp @@ -0,0 +1,137 @@ +/*
+ * A quick hack to use the print output to write out a file. This
+ * then makes 'save as...' PDF.
+ *
+ * Authors:
+ * Ted Gould <ted@gould.cx>
+ * Ulf Erikson <ulferikson@users.sf.net>
+ *
+ * Copyright (C) 2004-2006 Authors
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+#include "cairo-pdf-out.h"
+#include <print.h>
+#include "extension/system.h"
+#include "extension/print.h"
+#include "extension/db.h"
+#include "extension/output.h"
+#include "display/nr-arena.h"
+#include "display/nr-arena-item.h"
+#include "sp-path.h"
+
+namespace Inkscape {
+namespace Extension {
+namespace Internal {
+
+bool
+CairoPdfOutput::check (Inkscape::Extension::Extension * module)
+{
+ if (NULL == Inkscape::Extension::db.get(SP_MODULE_KEY_PRINT_CAIRO_PDF))
+ return FALSE;
+
+ return TRUE;
+}
+
+
+static void
+pdf_print_document_to_file(SPDocument *doc, gchar const *filename)
+{
+ Inkscape::Extension::Print *mod;
+ SPPrintContext context;
+ gchar const *oldconst;
+ gchar *oldoutput;
+ unsigned int ret;
+
+ sp_document_ensure_up_to_date(doc);
+
+ mod = Inkscape::Extension::get_print(SP_MODULE_KEY_PRINT_CAIRO_PDF);
+ oldconst = mod->get_param_string("destination");
+ oldoutput = g_strdup(oldconst);
+ mod->set_param_string("destination", (gchar *)filename);
+
+/* Start */
+ context.module = mod;
+ /* fixme: This has to go into module constructor somehow */
+ /* Create new arena */
+ mod->base = SP_ITEM(sp_document_root(doc));
+ mod->arena = NRArena::create();
+ mod->dkey = sp_item_display_key_new(1);
+ mod->root = sp_item_invoke_show(mod->base, mod->arena, mod->dkey, SP_ITEM_SHOW_DISPLAY);
+ /* Print document */
+ ret = mod->begin(doc);
+ sp_item_invoke_print(mod->base, &context);
+ ret = mod->finish();
+ /* Release arena */
+ sp_item_invoke_hide(mod->base, mod->dkey);
+ mod->base = NULL;
+ nr_arena_item_unref(mod->root);
+ mod->root = NULL;
+ nr_object_unref((NRObject *) mod->arena);
+ mod->arena = NULL;
+/* end */
+
+ mod->set_param_string("destination", oldoutput);
+ g_free(oldoutput);
+
+ return;
+}
+
+
+/**
+ \brief This function calls the print system with the filename
+ \param mod unused
+ \param doc Document to be saved
+ \param uri Filename to save to (probably will end in .pdf)
+
+ The most interesting thing that this function does is just attach
+ an '>' on the front of the filename. This is the syntax used to
+ tell the printing system to save to file.
+*/
+void
+CairoPdfOutput::save (Inkscape::Extension::Output *mod, SPDocument *doc, const gchar *uri)
+{
+ Inkscape::Extension::Extension * ext;
+
+ ext = Inkscape::Extension::db.get(SP_MODULE_KEY_PRINT_CAIRO_PDF);
+ if (ext == NULL)
+ return;
+
+ gchar * final_name;
+ final_name = g_strdup_printf("> %s", uri);
+ pdf_print_document_to_file(doc, final_name);
+ g_free(final_name);
+
+ return;
+}
+
+/**
+ \brief A function allocate a copy of this function.
+
+ This is the definition of PDF out. This function just
+ calls the extension system with the memory allocated XML that
+ describes the data.
+*/
+void
+CairoPdfOutput::init (void)
+{
+ Inkscape::Extension::build_from_mem(
+ "<inkscape-extension>\n"
+ "<name>Cairo PDF Output</name>\n"
+ "<id>org.inkscape.output.pdf.cairo</id>\n"
+ "<output>\n"
+ "<extension>.pdf</extension>\n"
+ "<mimetype>application/pdf</mimetype>\n"
+ "<filetypename>Cairo PDF (*.pdf)</filetypename>\n"
+ "<filetypetooltip>PDF File</filetypetooltip>\n"
+ "</output>\n"
+ "</inkscape-extension>", new CairoPdfOutput());
+
+ return;
+}
+
+} } } /* namespace Inkscape, Extension, Implementation */
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