From 01024e2b4ce71dc30a23aac777e89cebba08bd5a Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Thu, 11 Apr 2019 02:06:32 +0200 Subject: Add API to render a reflection This is to be used sparingly because the pattern is dynamically created every time. Mainly for the benefit of some Mixbus widgets -- compared to ArdourButton::convex_pattern --- libs/gtkmm2ext/gtkmm2ext/utils.h | 2 ++ libs/gtkmm2ext/utils.cc | 13 +++++++++++++ 2 files changed, 15 insertions(+) (limited to 'libs/gtkmm2ext') diff --git a/libs/gtkmm2ext/gtkmm2ext/utils.h b/libs/gtkmm2ext/gtkmm2ext/utils.h index 188da0862d..7e5cc005e0 100644 --- a/libs/gtkmm2ext/gtkmm2ext/utils.h +++ b/libs/gtkmm2ext/gtkmm2ext/utils.h @@ -158,6 +158,8 @@ namespace Gtkmm2ext { LIBGTKMM2EXT_API void rounded_right_half_rectangle (cairo_t*, double x, double y, double w, double h, double r=10); LIBGTKMM2EXT_API void rounded_left_half_rectangle (cairo_t* cr, double x, double y, double w, double h, double r=10); + LIBGTKMM2EXT_API void add_reflection (cairo_t* cr, double w, double h); + LIBGTKMM2EXT_API Gtk::Label* left_aligned_label (std::string const &); LIBGTKMM2EXT_API Gtk::Label* right_aligned_label (std::string const &); diff --git a/libs/gtkmm2ext/utils.cc b/libs/gtkmm2ext/utils.cc index bdb44090c3..f97177de9b 100644 --- a/libs/gtkmm2ext/utils.cc +++ b/libs/gtkmm2ext/utils.cc @@ -800,6 +800,19 @@ Gtkmm2ext::rounded_top_right_rectangle (cairo_t* cr, double x, double y, double cairo_line_to (cr, x,y); // Line to A } +void +Gtkmm2ext::add_reflection (cairo_t* cr, double w, double h) +{ + cairo_pattern_t* convex_pattern = cairo_pattern_create_linear (0.0, 0, 0.3, h * 0.7); + cairo_pattern_add_color_stop_rgba (convex_pattern, 0.0, 1, 1, 1, 0.10); + cairo_pattern_add_color_stop_rgba (convex_pattern, 0.79, 1, 1, 1, 0.03); + cairo_pattern_add_color_stop_rgba (convex_pattern, 1.0, 1, 1, 1, 0.0); + cairo_set_source (cr, convex_pattern); + Gtkmm2ext::rounded_rectangle (cr, 2, 2, w - 4, h - 4, 4); + cairo_fill (cr); + cairo_pattern_destroy(convex_pattern); +} + Glib::RefPtr Gtkmm2ext::window_to_draw_on (Gtk::Widget& w, Gtk::Widget** parent) { -- cgit v1.2.3