1 files changed, 69 insertions, 0 deletions
diff --git a/src/object/viewbox.h b/src/object/viewbox.h
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+++ b/src/object/viewbox.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef __SP_VIEWBOX_H__
+#define __SP_VIEWBOX_H__
+
+/*
+ * viewBox helper class, common code used by root, symbol, marker, pattern, image, view
+ *
+ * Authors:
+ *   Lauris Kaplinski <lauris@kaplinski.com> (code extracted from sp-symbol.h)
+ *   Tavmjong Bah
+ *   Johan Engelen
+ *
+ * Copyright (C) 2013-2014 Tavmjong Bah, authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ *
+ */
+
+#include <2geom/rect.h>
+#include <glib.h>
+
+namespace Inkscape::XML {
+class Node;
+} // namespace Inkscape::XML
+
+class SPItemCtx;
+
+class SPViewBox {
+
+public:
+  SPViewBox();
+
+  /* viewBox; */
+  bool viewBox_set;
+  Geom::Rect viewBox;  // Could use optrect
+
+  /* preserveAspectRatio */
+  bool aspect_set;
+  unsigned int aspect_align;  // enum
+  unsigned int aspect_clip;   // enum
+
+  /* Child to parent additional transform */
+  Geom::Affine c2p;
+
+  void set_viewBox(const gchar* value);
+  void set_preserveAspectRatio(const gchar* value);
+  void write_viewBox(Inkscape::XML::Node *repr) const;
+  void write_preserveAspectRatio(Inkscape::XML::Node *repr) const;
+
+  /* Adjusts c2p for viewbox */
+  void apply_viewbox(const Geom::Rect& in, double scale_none = 1.0);
+
+  SPItemCtx get_rctx( const SPItemCtx* ictx, double scale_none = 1.0);
+
+};
+
+#endif
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-basic-offset:2
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=2:tabstop=8:softtabstop=2:fileencoding=utf-8:textwidth=99 :