1 files changed, 118 insertions, 0 deletions
diff --git a/src/extension/internal/latex-pstricks-out.cpp b/src/extension/internal/latex-pstricks-out.cpp
new file mode 100644
index 0000000..824f382
--- /dev/null
+++ b/src/extension/internal/latex-pstricks-out.cpp
@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Authors:
+ *   Michael Forbes <miforbes@mbhs.edu>
+ *   Jon A. Cruz <jon@joncruz.org>
+ *   Abhishek Sharma
+ *
+ * Copyright (C) 2004 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "latex-pstricks-out.h"
+#include <print.h>
+#include "extension/system.h"
+#include "extension/print.h"
+#include "extension/db.h"
+#include "display/drawing.h"
+#include "object/sp-root.h"
+
+
+#include "document.h"
+
+
+namespace Inkscape {
+namespace Extension {
+namespace Internal {
+
+LatexOutput::LatexOutput () // The null constructor
+{
+    return;
+}
+
+LatexOutput::~LatexOutput () //The destructor
+{
+    return;
+}
+
+bool LatexOutput::check(Inkscape::Extension::Extension * /*module*/)
+{
+    bool result = Inkscape::Extension::db.get("org.inkscape.print.latex") != nullptr;
+    return result;
+}
+
+
+void LatexOutput::save(Inkscape::Extension::Output * /*mod2*/, SPDocument *doc, gchar const *filename)
+{
+    SPPrintContext context;
+    doc->ensureUpToDate();
+
+    Inkscape::Extension::Print *mod = Inkscape::Extension::get_print(SP_MODULE_KEY_PRINT_LATEX);
+    const gchar * oldconst = mod->get_param_string("destination");
+    gchar * oldoutput = g_strdup(oldconst);
+    mod->set_param_string("destination", filename);
+
+    // Start
+    context.module = mod;
+    // fixme: This has to go into module constructor somehow
+    mod->base = doc->getRoot();
+    Inkscape::Drawing drawing;
+    mod->dkey = SPItem::display_key_new(1);
+    mod->root = (mod->base)->invoke_show(drawing, mod->dkey, SP_ITEM_SHOW_DISPLAY);
+    drawing.setRoot(mod->root);
+    // Print document
+    mod->begin(doc);
+    (mod->base)->invoke_print(&context);
+    mod->finish();
+    // Release things
+    (mod->base)->invoke_hide(mod->dkey);
+    mod->base = nullptr;
+    mod->root = nullptr; // should have been deleted by invoke_hide
+    // end
+
+    mod->set_param_string("destination", oldoutput);
+    g_free(oldoutput);
+}
+
+#include "clear-n_.h"
+
+/**
+    \brief   A function allocate a copy of this function.
+
+    This is the definition of postscript out.  This function just
+    calls the extension system with the memory allocated XML that
+    describes the data.
+*/
+void
+LatexOutput::init ()
+{
+    // clang-format off
+    Inkscape::Extension::build_from_mem(
+        "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
+            "<name>" N_("LaTeX Output") "</name>\n"
+            "<id>org.inkscape.output.latex</id>\n"
+            "<output>\n"
+                "<extension>.tex</extension>\n"
+                "<mimetype>text/x-tex</mimetype>\n"
+                "<filetypename>" N_("LaTeX With PSTricks macros (*.tex)") "</filetypename>\n"
+                "<filetypetooltip>" N_("LaTeX PSTricks File") "</filetypetooltip>\n"
+            "</output>\n"
+        "</inkscape-extension>", new LatexOutput());
+    // clang-format on
+
+    return;
+}
+
+} } }  /* namespace Inkscape, Extension, Implementation */
+
+/*
+  Local Variables:
+  mode:cpp
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :