gimp/app/gimpgradient.h

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_GRADIENT_H__
#define __GIMP_GRADIENT_H__
#include "gimpdata.h"
#define GIMP_GRADIENT_FILE_EXTENSION ".ggr"
typedef enum
{
GRAD_LINEAR = 0,
GRAD_CURVED,
GRAD_SINE,
GRAD_SPHERE_INCREASING,
GRAD_SPHERE_DECREASING
} GimpGradientSegmentType;
typedef enum
{
GRAD_RGB = 0, /* normal RGB */
GRAD_HSV_CCW, /* counterclockwise hue */
GRAD_HSV_CW /* clockwise hue */
} GimpGradientSegmentColor;
typedef struct _GimpGradientSegment GimpGradientSegment;
struct _GimpGradientSegment
{
gdouble left, middle, right;
GimpRGB left_color;
GimpRGB right_color;
GimpGradientSegmentType type; /* Segment's blending function */
GimpGradientSegmentColor color; /* Segment's coloring type */
GimpGradientSegment *prev;
GimpGradientSegment *next;
};
#define GIMP_TYPE_GRADIENT (gimp_gradient_get_type ())
#define GIMP_GRADIENT(obj) (GTK_CHECK_CAST ((obj), GIMP_TYPE_GRADIENT, GimpGradient))
#define GIMP_GRADIENT_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GIMP_TYPE_GRADIENT, GimpGradientClass))
#define GIMP_IS_GRADIENT(obj) (GTK_CHECK_TYPE ((obj), GIMP_TYPE_GRADIENT))
#define GIMP_IS_GRADIENT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_GRADIENT))
typedef struct _GimpGradientClass GimpGradientClass;
struct _GimpGradient
{
GimpData parent_instance;
GimpGradientSegment *segments;
/*< private >*/
GimpGradientSegment *last_visited;
};
struct _GimpGradientClass
{
GimpDataClass parent_class;
};
GtkType gimp_gradient_get_type (void);
GimpGradient * gimp_gradient_new (const gchar *name);
gimprc.in user_install user_install.bat app/gimprc.[ch] removed the 2001-02-13 Michael Natterer <mitch@gimp.org> * gimprc.in * user_install * user_install.bat * app/gimprc.[ch] * app/preferences_dialog.c: removed the "brush_vbr_path" variable, because all data types will be editable and saveable soon. * app/Makefile.am * app/apptypes.h * app/gimpdatafactory.[ch]: new object which holds a data list and knows how to create, edit, duplicate etc. the items in it. Will completely replace the brushes.[ch], patterns.[ch], ... files soon. * po/POTFILES.in * app/gimpdatacontainerview.[ch]: removed. * app/gimpdatafactoryview.[ch]: added. A view on the GimpDataFactory with a GUI for creating, editing, deleting etc. items (mostly unimplemented). * app/context_manager.[ch]: replaced the global data lists by global data factories. * app/brush_select.c * app/brushes.[ch] * app/commands.c * app/convert.c * app/devices.c * app/gimpbrush.[ch] * app/gimpbrushgenerated.c * app/gimpcontext.c * app/gimpdata.[ch] * app/gimpdatalist.[ch] * app/gimpdnd.c * app/gimpgradient.[ch] * app/gimppalette.[ch] * app/gimppattern.[ch] * app/gradient_editor.c * app/gradient_select.c * app/gradients.[ch] * app/indicator_area.c * app/palette.c * app/palette_import.c * app/palette_select.c * app/palettes.[ch] * app/pattern_select.c * app/patterns.[ch] * app/pdb/brush_select_cmds.c * app/pdb/brushes_cmds.c * app/pdb/convert_cmds.c * app/pdb/gradient_select_cmds.c * app/pdb/gradients_cmds.c * app/pdb/pattern_select_cmds.c * app/pdb/patterns_cmds.c * tools/pdbgen/pdb/brush_select.pdb * tools/pdbgen/pdb/brushes.pdb * tools/pdbgen/pdb/convert.pdb * tools/pdbgen/pdb/gradient_select.pdb * tools/pdbgen/pdb/gradients.pdb * tools/pdbgen/pdb/pattern_select.pdb * tools/pdbgen/pdb/patterns.pdb: changed accordingly.
2001-02-14 03:53:07 +08:00
GimpGradient * gimp_gradient_get_standard (void);
GimpGradient * gimp_gradient_load (const gchar *filename);
void gimp_gradient_get_color_at (GimpGradient *gradient,
gdouble pos,
GimpRGB *color);
GimpGradientSegment * gimp_gradient_get_segment_at (GimpGradient *grad,
gdouble pos);
/* gradient segment functions */
GimpGradientSegment * gimp_gradient_segment_new (void);
GimpGradientSegment * gimp_gradient_segment_get_last (GimpGradientSegment *seg);
void gimp_gradient_segment_free (GimpGradientSegment *seg);
void gimp_gradient_segments_free (GimpGradientSegment *seg);
#endif /* __GIMP_GRADIENT_H__ */