--- /dev/null
+#ifndef __gradient_h
+#define __gradient_h
+
+#include "render.h"
+
+void gradient_render(Surface *sf, int w, int h);
+void gradient_vertical(Surface *sf, int w, int h);
+void gradient_horizontal(Surface *sf, int w, int h);
+void gradient_diagonal(Surface *sf, int w, int h);
+void gradient_crossdiagonal(Surface *sf, int w, int h);
+void gradient_solid(Appearance *l, int w, int h); /* needs access to pixmap */
+void highlight(pixel32 *x, pixel32 *y, gboolean raised);
+
+#endif /* __gradient_h */