using namespace std;
using namespace ArdourCanvas;
-void
-ArdourCanvas::set_source_rgba (Cairo::RefPtr<Cairo::Context> context, Color color)
-{
- context->set_source_rgba (
- ((color >> 24) & 0xff) / 255.0,
- ((color >> 16) & 0xff) / 255.0,
- ((color >> 8) & 0xff) / 255.0,
- ((color >> 0) & 0xff) / 255.0
- );
-}
-
-void
-ArdourCanvas::set_source_rgb_a (Cairo::RefPtr<Cairo::Context> context, Color color, float alpha)
-{
- context->set_source_rgba (
- ((color >> 24) & 0xff) / 255.0,
- ((color >> 16) & 0xff) / 255.0,
- ((color >> 8) & 0xff) / 255.0,
- alpha
- );
-}
-
-void
-ArdourCanvas::set_source_rgba (cairo_t *cr, Color color)
-{
- cairo_set_source_rgba ( cr,
- ((color >> 24) & 0xff) / 255.0,
- ((color >> 16) & 0xff) / 255.0,
- ((color >> 8) & 0xff) / 255.0,
- ((color >> 0) & 0xff) / 255.0
- );
-}
-
-void
-ArdourCanvas::set_source_rgb_a (cairo_t *cr, Color color, float alpha)
-{
- cairo_set_source_rgba ( cr,
- ((color >> 24) & 0xff) / 255.0,
- ((color >> 16) & 0xff) / 255.0,
- ((color >> 8) & 0xff) / 255.0,
- alpha
- );
-}
-
ArdourCanvas::Distance
ArdourCanvas::distance_to_segment_squared (Duple const & p, Duple const & p1, Duple const & p2, double& t, Duple& at)
{
return ((dpqx * dpqx) + (dpqy * dpqy));
}
-