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, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  21 #error "Only <gtk/gtk.h> can be included directly."
  22 #endif
  23
  24 #ifndef __GTK_GRADIENT_H__
  25 #define __GTK_GRADIENT_H__
  26
  27 #include <gdk/gdk.h>
  28 #include <gtk/gtkstylecontext.h>
  29 #include <gtk/gtkstyleproperties.h>
  30 #include <gtk/gtksymboliccolor.h>
  31
  32 G_BEGIN_DECLS
  33
  34 #define GTK_TYPE_GRADIENT (gtk_gradient_get_type ())
  35
  36 GType         gtk_gradient_get_type       (void) G_GNUC_CONST;
  37
  38 GtkGradient * gtk_gradient_new_linear     (gdouble              x0,
  39                                            gdouble              y0,
  40                                            gdouble              x1,
  41                                            gdouble              y1);
  42 GtkGradient * gtk_gradient_new_radial     (gdouble              x0,
  43                                            gdouble              y0,
  44                                            gdouble              radius0,
  45                                            gdouble              x1,
  46                                            gdouble              y1,
  47                                            gdouble              radius1);
  48
  49 void          gtk_gradient_add_color_stop (GtkGradient         *gradient,
  50                                            gdouble              offset,
  51                                            GtkSymbolicColor    *color);
  52
  53 GtkGradient * gtk_gradient_ref            (GtkGradient         *gradient);
  54 void          gtk_gradient_unref          (GtkGradient         *gradient);
  55
  56 gboolean      gtk_gradient_resolve        (GtkGradient         *gradient,
  57                                            GtkStyleProperties  *props,
  58                                            cairo_pattern_t    **resolved_gradient);
  59 cairo_pattern_t *
  60               gtk_gradient_resolve_for_context
  61                                           (GtkGradient         *gradient,
  62                                            GtkStyleContext     *context);
  63
  64 char *        gtk_gradient_to_string      (GtkGradient         *gradient);
  65
  66 G_END_DECLS
  67
  68 #endif /* __GTK_GRADIENT_H__ */