Pileus Git - ~andy/gtk/blob - gtk/gtkgradient.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2010 Carlos Garnacho <carlosg@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  19 #error "Only <gtk/gtk.h> can be included directly."
  20 #endif
  21
  22 #ifndef __GTK_GRADIENT_H__
  23 #define __GTK_GRADIENT_H__
  24
  25 #include <gdk/gdk.h>
  26 #include <gtk/gtkstylecontext.h>
  27 #include <gtk/gtkstyleproperties.h>
  28 #include <gtk/gtksymboliccolor.h>
  29
  30 G_BEGIN_DECLS
  31
  32 #define GTK_TYPE_GRADIENT (gtk_gradient_get_type ())
  33
  34 GType         gtk_gradient_get_type       (void) G_GNUC_CONST;
  35
  36 GtkGradient * gtk_gradient_new_linear     (gdouble              x0,
  37                                            gdouble              y0,
  38                                            gdouble              x1,
  39                                            gdouble              y1);
  40 GtkGradient * gtk_gradient_new_radial     (gdouble              x0,
  41                                            gdouble              y0,
  42                                            gdouble              radius0,
  43                                            gdouble              x1,
  44                                            gdouble              y1,
  45                                            gdouble              radius1);
  46
  47 void          gtk_gradient_add_color_stop (GtkGradient         *gradient,
  48                                            gdouble              offset,
  49                                            GtkSymbolicColor    *color);
  50
  51 GtkGradient * gtk_gradient_ref            (GtkGradient         *gradient);
  52 void          gtk_gradient_unref          (GtkGradient         *gradient);
  53
  54 gboolean      gtk_gradient_resolve        (GtkGradient         *gradient,
  55                                            GtkStyleProperties  *props,
  56                                            cairo_pattern_t    **resolved_gradient);
  57 cairo_pattern_t *
  58               gtk_gradient_resolve_for_context
  59                                           (GtkGradient         *gradient,
  60                                            GtkStyleContext     *context);
  61
  62 char *        gtk_gradient_to_string      (GtkGradient         *gradient);
  63
  64 G_END_DECLS
  65
  66 #endif /* __GTK_GRADIENT_H__ */