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Diffstat (limited to 'app/core/gimpbrush.h')
| -rw-r--r-- | app/core/gimpbrush.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/app/core/gimpbrush.h b/app/core/gimpbrush.h new file mode 100644 index 0000000..b5735f0 --- /dev/null +++ b/app/core/gimpbrush.h @@ -0,0 +1,152 @@ +/* GIMP - The GNU 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 3 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, see <https://www.gnu.org/licenses/>. + */ + +#ifndef __GIMP_BRUSH_H__ +#define __GIMP_BRUSH_H__ + + +#include "gimpdata.h" + + +#define GIMP_TYPE_BRUSH (gimp_brush_get_type ()) +#define GIMP_BRUSH(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_BRUSH, GimpBrush)) +#define GIMP_BRUSH_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_BRUSH, GimpBrushClass)) +#define GIMP_IS_BRUSH(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_BRUSH)) +#define GIMP_IS_BRUSH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_BRUSH)) +#define GIMP_BRUSH_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_BRUSH, GimpBrushClass)) + + +typedef struct _GimpBrushPrivate GimpBrushPrivate; +typedef struct _GimpBrushClass GimpBrushClass; + +struct _GimpBrush +{ + GimpData parent_instance; + + GimpBrushPrivate *priv; +}; + +struct _GimpBrushClass +{ + GimpDataClass parent_class; + + /* virtual functions */ + void (* begin_use) (GimpBrush *brush); + void (* end_use) (GimpBrush *brush); + GimpBrush * (* select_brush) (GimpBrush *brush, + const GimpCoords *last_coords, + const GimpCoords *current_coords); + gboolean (* want_null_motion) (GimpBrush *brush, + const GimpCoords *last_coords, + const GimpCoords *current_coords); + void (* transform_size) (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gint *width, + gint *height); + GimpTempBuf * (* transform_mask) (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness); + GimpTempBuf * (* transform_pixmap) (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness); + GimpBezierDesc * (* transform_boundary) (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness, + gint *width, + gint *height); + + /* signals */ + void (* spacing_changed) (GimpBrush *brush); +}; + + +GType gimp_brush_get_type (void) G_GNUC_CONST; + +GimpData * gimp_brush_new (GimpContext *context, + const gchar *name); +GimpData * gimp_brush_get_standard (GimpContext *context); + +void gimp_brush_begin_use (GimpBrush *brush); +void gimp_brush_end_use (GimpBrush *brush); + +GimpBrush * gimp_brush_select_brush (GimpBrush *brush, + const GimpCoords *last_coords, + const GimpCoords *current_coords); +gboolean gimp_brush_want_null_motion (GimpBrush *brush, + const GimpCoords *last_coords, + const GimpCoords *current_coords); + +/* Gets width and height of a transformed mask of the brush, for + * provided parameters. + */ +void gimp_brush_transform_size (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gint *width, + gint *height); +const GimpTempBuf * gimp_brush_transform_mask (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness); +const GimpTempBuf * gimp_brush_transform_pixmap (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness); +const GimpBezierDesc * gimp_brush_transform_boundary (GimpBrush *brush, + gdouble scale, + gdouble aspect_ratio, + gdouble angle, + gboolean reflect, + gdouble hardness, + gint *width, + gint *height); + +GimpTempBuf * gimp_brush_get_mask (GimpBrush *brush); +GimpTempBuf * gimp_brush_get_pixmap (GimpBrush *brush); + +gint gimp_brush_get_width (GimpBrush *brush); +gint gimp_brush_get_height (GimpBrush *brush); + +gint gimp_brush_get_spacing (GimpBrush *brush); +void gimp_brush_set_spacing (GimpBrush *brush, + gint spacing); + +GimpVector2 gimp_brush_get_x_axis (GimpBrush *brush); +GimpVector2 gimp_brush_get_y_axis (GimpBrush *brush); + +void gimp_brush_flush_blur_caches (GimpBrush *brush); +gdouble gimp_brush_get_blur_hardness (GimpBrush *brush); + +#endif /* __GIMP_BRUSH_H__ */ |