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add visibility/export control to libcanvas

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Paul Davis 2013-12-27 16:24:58 -05:00
parent b0e4f81eb3
commit 218a4664be
27 changed files with 142 additions and 55 deletions
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13
libs/canvas/canvas/utils.h
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@ -17,18 +17,19 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "canvas/visibility.h"
#include "canvas/types.h"
namespace ArdourCanvas {
extern void color_to_hsv (Color color, double& h, double& s, double& v);
extern Color hsv_to_color (double h, double s, double v, double a);
extern LIBCANVAS_API void color_to_hsv (Color color, double& h, double& s, double& v);
extern LIBCANVAS_API Color hsv_to_color (double h, double s, double v, double a);
extern void color_to_rgba (Color, double& r, double& g, double& b, double& a);
extern Color rgba_to_color (double r, double g, double b, double a);
extern LIBCANVAS_API void color_to_rgba (Color, double& r, double& g, double& b, double& a);
extern LIBCANVAS_API Color rgba_to_color (double r, double g, double b, double a);
extern void set_source_rgba (Cairo::RefPtr<Cairo::Context>, Color);
extern LIBCANVAS_API void set_source_rgba (Cairo::RefPtr<Cairo::Context>, Color);
Distance distance_to_segment_squared (Duple const & p, Duple const & p1, Duple const & p2, double& t, Duple& at);
Distance LIBCANVAS_API distance_to_segment_squared (Duple const & p, Duple const & p1, Duple const & p2, double& t, Duple& at);
}