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2005-05-08 Matthias Clasen <mclasen@redhat.com> * gdk/gdkcolor.c (gdk_cairo_set_source_color): * gdk/gdkimage.h: * gdk/gdkdraw.c: * gdk/gdkcolor.h: * gdk/gdkcursor.h: * gdk/x11/gdkcolor-x11.c: Small documentation additions.
149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
#ifndef __GDK_COLOR_H__
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#define __GDK_COLOR_H__
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#include <cairo.h>
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#include <gdk/gdktypes.h>
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G_BEGIN_DECLS
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/* The color type.
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* A color consists of red, green and blue values in the
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* range 0-65535 and a pixel value. The pixel value is highly
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* dependent on the depth and colormap which this color will
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* be used to draw into. Therefore, sharing colors between
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* colormaps is a bad idea.
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*/
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struct _GdkColor
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{
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guint32 pixel;
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guint16 red;
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guint16 green;
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guint16 blue;
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};
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/* The colormap type.
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*/
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typedef struct _GdkColormapClass GdkColormapClass;
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#define GDK_TYPE_COLORMAP (gdk_colormap_get_type ())
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#define GDK_COLORMAP(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_COLORMAP, GdkColormap))
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#define GDK_COLORMAP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_COLORMAP, GdkColormapClass))
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#define GDK_IS_COLORMAP(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_COLORMAP))
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#define GDK_IS_COLORMAP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_COLORMAP))
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#define GDK_COLORMAP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_COLORMAP, GdkColormapClass))
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#define GDK_TYPE_COLOR (gdk_color_get_type ())
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struct _GdkColormap
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{
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/*< private >*/
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GObject parent_instance;
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/*< public >*/
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gint size;
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GdkColor *colors;
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/*< private >*/
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GdkVisual *visual;
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gpointer windowing_data;
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};
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struct _GdkColormapClass
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{
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GObjectClass parent_class;
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};
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GType gdk_colormap_get_type (void) G_GNUC_CONST;
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GdkColormap* gdk_colormap_new (GdkVisual *visual,
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gboolean allocate);
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#ifndef GDK_DISABLE_DEPRECATED
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GdkColormap* gdk_colormap_ref (GdkColormap *cmap);
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void gdk_colormap_unref (GdkColormap *cmap);
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#endif
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#ifndef GDK_MULTIHEAD_SAFE
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GdkColormap* gdk_colormap_get_system (void);
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#endif
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GdkScreen *gdk_colormap_get_screen (GdkColormap *cmap);
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#ifndef GDK_DISABLE_DEPRECATED
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gint gdk_colormap_get_system_size (void);
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#endif
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#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)
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/* Used by gdk_colors_store () */
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void gdk_colormap_change (GdkColormap *colormap,
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gint ncolors);
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#endif
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gint gdk_colormap_alloc_colors (GdkColormap *colormap,
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GdkColor *colors,
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gint ncolors,
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gboolean writeable,
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gboolean best_match,
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gboolean *success);
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gboolean gdk_colormap_alloc_color (GdkColormap *colormap,
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GdkColor *color,
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gboolean writeable,
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gboolean best_match);
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void gdk_colormap_free_colors (GdkColormap *colormap,
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GdkColor *colors,
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gint ncolors);
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void gdk_colormap_query_color (GdkColormap *colormap,
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gulong pixel,
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GdkColor *result);
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GdkVisual *gdk_colormap_get_visual (GdkColormap *colormap);
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GdkColor *gdk_color_copy (const GdkColor *color);
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void gdk_color_free (GdkColor *color);
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gint gdk_color_parse (const gchar *spec,
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GdkColor *color);
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guint gdk_color_hash (const GdkColor *colora);
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gboolean gdk_color_equal (const GdkColor *colora,
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const GdkColor *colorb);
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GType gdk_color_get_type (void) G_GNUC_CONST;
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void gdk_cairo_set_source_color (cairo_t *cr,
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GdkColor *color);
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/* The following functions are deprecated */
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#ifndef GDK_DISABLE_DEPRECATED
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void gdk_colors_store (GdkColormap *colormap,
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GdkColor *colors,
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gint ncolors);
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gint gdk_color_white (GdkColormap *colormap,
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GdkColor *color);
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gint gdk_color_black (GdkColormap *colormap,
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GdkColor *color);
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gint gdk_color_alloc (GdkColormap *colormap,
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GdkColor *color);
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gint gdk_color_change (GdkColormap *colormap,
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GdkColor *color);
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#endif /* GDK_DISABLE_DEPRECATED */
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#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)
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/* Used by gdk_rgb_try_colormap () */
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gint gdk_colors_alloc (GdkColormap *colormap,
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gboolean contiguous,
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gulong *planes,
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gint nplanes,
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gulong *pixels,
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gint npixels);
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void gdk_colors_free (GdkColormap *colormap,
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gulong *pixels,
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gint npixels,
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gulong planes);
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#endif /* !GDK_DISABLE_DEPRECATED || GDK_COMPILATION */
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G_END_DECLS
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#endif /* __GDK_COLOR_H__ */
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