1 files changed, 75 insertions, 0 deletions
diff --git a/src/object/sp-glyph-kerning.h b/src/object/sp-glyph-kerning.h
new file mode 100644
index 0000000..cf9aa03
--- /dev/null
+++ b/src/object/sp-glyph-kerning.h
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * SVG <hkern> and <vkern> elements implementation
+ *
+ * Authors:
+ *    Felipe C. da S. Sanches <juca@members.fsf.org>
+ *
+ * Copyright (C) 2008 Felipe C. da S. Sanches
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef SEEN_SP_GLYPH_KERNING_H
+#define SEEN_SP_GLYPH_KERNING_H
+
+#include "sp-object.h"
+#include "unicoderange.h"
+
+#define SP_HKERN(obj) (dynamic_cast<SPHkern*>(obj))
+#define SP_IS_HKERN(obj) (dynamic_cast<const SPHkern*>(obj) != NULL)
+
+#define SP_VKERN(obj) (dynamic_cast<SPVkern*>(obj))
+#define SP_IS_VKERN(obj) (dynamic_cast<const SPVkern*>(obj) != NULL)
+
+// CPPIFY: These casting macros are buggy, as Vkern and Hkern aren't "real" classes.
+
+class GlyphNames {
+public: 
+    GlyphNames(char const* value);
+    ~GlyphNames();
+    bool contains(char const* name);
+private:
+    char* names;
+};
+
+class SPGlyphKerning : public SPObject {
+public:
+    SPGlyphKerning();
+    ~SPGlyphKerning() override = default;
+
+    // FIXME encapsulation
+    UnicodeRange* u1;
+    GlyphNames* g1;
+    UnicodeRange* u2;
+    GlyphNames* g2;
+    double k;
+
+protected:
+    void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
+    void release() override;
+    void set(SPAttr key, char const* value) override;
+    void update(SPCtx* ctx, unsigned int flags) override;
+    Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, unsigned int flags) override;
+};
+
+class SPHkern : public SPGlyphKerning {
+    ~SPHkern() override = default;
+};
+
+class SPVkern : public SPGlyphKerning {
+    ~SPVkern() override = default;
+};
+
+#endif // !SEEN_SP_GLYPH_KERNING_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:fileencoding=utf-8 :