1 files changed, 127 insertions, 0 deletions
diff --git a/src/extension/implementation/implementation.h b/src/extension/implementation/implementation.h
new file mode 100644
index 000000000..68c2eb04c
--- /dev/null
+++ b/src/extension/implementation/implementation.h
@@ -0,0 +1,127 @@
+/*
+    Author:  Ted Gould <ted@gould.cx>
+    Copyright (c) 2003-2005
+
+    This code is licensed under the GNU GPL.  See COPYING for details.
+ 
+    This file is the backend to the extensions system.  These are
+    the parts of the system that most users will never see, but are
+    important for implementing the extensions themselves.  This file
+    contains the base class for all of that.
+*/
+#ifndef __INKSCAPE_EXTENSION_IMPLEMENTATION_H__
+#define __INKSCAPE_EXTENSION_IMPLEMENTATION_H__
+
+#include <gtk/gtkdialog.h>
+#include <gdkmm/types.h>
+#include <gtkmm/widget.h>
+
+#include "forward.h"
+#include "extension/extension-forward.h"
+#include "libnr/nr-forward.h"
+#include "libnr/nr-point.h"
+
+namespace Inkscape {
+namespace Extension {
+namespace Implementation {
+
+/**
+ * Base class for all implementations of modules.  This is whether they are done systematically by
+ * having something like the scripting system, or they are implemented internally they all derive
+ * from this class.
+ */
+class Implementation {
+public:
+    /* ----- Constructor / destructor ----- */
+    Implementation() {}
+    
+    virtual ~Implementation() {}
+
+    /* ----- Basic functions for all Extension ----- */
+    virtual bool load(Inkscape::Extension::Extension *module);
+
+    virtual void unload(Inkscape::Extension::Extension *module);
+
+    /** Verify any dependencies. */
+    virtual bool check(Inkscape::Extension::Extension *module);
+
+
+    /* ----- Input functions ----- */
+    /** Find out information about the file. */
+    virtual Gtk::Widget *prefs_input(Inkscape::Extension::Input *module,
+                             gchar const *filename);
+
+    virtual SPDocument *open(Inkscape::Extension::Input *module,
+                             gchar const *filename);
+
+    /* ----- Output functions ----- */
+    /** Find out information about the file. */
+    virtual Gtk::Widget *prefs_output(Inkscape::Extension::Output *module);
+    virtual void save(Inkscape::Extension::Output *module, SPDocument *doc, gchar const *filename);
+
+    /* ----- Effect functions ----- */
+    /** Find out information about the file. */
+    virtual Gtk::Widget * prefs_effect(Inkscape::Extension::Effect *module, Inkscape::UI::View::View * view);
+    /* TODO: need to figure out what we need here */
+
+    virtual void effect(Inkscape::Extension::Effect *module,
+                        Inkscape::UI::View::View *document);
+
+    /* ----- Print functions ----- */
+    virtual unsigned setup(Inkscape::Extension::Print *module);
+    virtual unsigned set_preview(Inkscape::Extension::Print *module);
+
+    virtual unsigned begin(Inkscape::Extension::Print *module,
+                           SPDocument *doc);
+    virtual unsigned finish(Inkscape::Extension::Print *module);
+    virtual bool     textToPath(Inkscape::Extension::Print *ext);
+
+    /* ----- Rendering methods ----- */
+    virtual unsigned bind(Inkscape::Extension::Print *module,
+                          NRMatrix const *transform,
+                          float opacity);
+    virtual unsigned release(Inkscape::Extension::Print *module);
+    virtual unsigned comment(Inkscape::Extension::Print *module, const char * comment);
+    virtual unsigned fill(Inkscape::Extension::Print *module,
+                          NRBPath const *bpath,
+                          NRMatrix const *ctm,
+                          SPStyle const *style,
+                          NRRect const *pbox,
+                          NRRect const *dbox,
+                          NRRect const *bbox);
+    virtual unsigned stroke(Inkscape::Extension::Print *module,
+                            NRBPath const *bpath,
+                            NRMatrix const *transform,
+                            SPStyle const *style,
+                            NRRect const *pbox,
+                            NRRect const *dbox,
+                            NRRect const *bbox);
+    virtual unsigned image(Inkscape::Extension::Print *module,
+                           unsigned char *px,
+                           unsigned int w,
+                           unsigned int h,
+                           unsigned int rs,
+                           NRMatrix const *transform,
+                           SPStyle const *style);
+    virtual unsigned text(Inkscape::Extension::Print *module,
+                          char const *text,
+                          NR::Point p,
+                          SPStyle const *style);
+};
+
+}  /* namespace Implementation */
+}  /* namespace Extension */
+}  /* namespace Inkscape */
+
+#endif /* __INKSCAPE_EXTENSION_IMPLEMENTATION_H__ */
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :