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Diffstat (limited to 'app/widgets/gimpcurveview.h')
| -rw-r--r-- | app/widgets/gimpcurveview.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/app/widgets/gimpcurveview.h b/app/widgets/gimpcurveview.h new file mode 100644 index 0000000..add6048 --- /dev/null +++ b/app/widgets/gimpcurveview.h @@ -0,0 +1,130 @@ +/* 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_CURVE_VIEW_H__ +#define __GIMP_CURVE_VIEW_H__ + + +#include "gimphistogramview.h" + + +#define GIMP_TYPE_CURVE_VIEW (gimp_curve_view_get_type ()) +#define GIMP_CURVE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_CURVE_VIEW, GimpCurveView)) +#define GIMP_CURVE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_CURVE_VIEW, GimpCurveViewClass)) +#define GIMP_IS_CURVE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_CURVE_VIEW)) +#define GIMP_IS_CURVE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_CURVE_VIEW)) +#define GIMP_CURVE_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_CURVE_VIEW, GimpCurveViewClass)) + + +typedef struct _GimpCurveViewClass GimpCurveViewClass; + +struct _GimpCurveView +{ + GimpHistogramView parent_instance; + + Gimp *gimp; /* only needed for copy & paste */ + + GimpCurve *curve; + GimpRGB *curve_color; + + GList *bg_curves; + + gboolean draw_base_line; + gint grid_rows; + gint grid_columns; + + gint selected; + gdouble offset_x; + gdouble offset_y; + GimpCurvePointType point_type; + gdouble last_x; + gdouble last_y; + gdouble leftmost; + gdouble rightmost; + gboolean grabbed; + GimpCurve *orig_curve; + + GdkCursorType cursor_type; + + gdouble xpos; + + PangoLayout *layout; + + gdouble range_x_min; + gdouble range_x_max; + gdouble range_y_min; + gdouble range_y_max; + + gdouble cursor_x; + gdouble cursor_y; + PangoLayout *cursor_layout; + PangoRectangle cursor_rect; + + gchar *x_axis_label; + gchar *y_axis_label; +}; + +struct _GimpCurveViewClass +{ + GimpHistogramViewClass parent_class; + + /* signals */ + void (* selection_changed) (GimpCurveView *view); + + void (* cut_clipboard) (GimpCurveView *view); + void (* copy_clipboard) (GimpCurveView *view); + void (* paste_clipboard) (GimpCurveView *view); +}; + + +GType gimp_curve_view_get_type (void) G_GNUC_CONST; + +GtkWidget * gimp_curve_view_new (void); + +void gimp_curve_view_set_curve (GimpCurveView *view, + GimpCurve *curve, + const GimpRGB *color); +GimpCurve * gimp_curve_view_get_curve (GimpCurveView *view); + +void gimp_curve_view_add_background (GimpCurveView *view, + GimpCurve *curve, + const GimpRGB *color); +void gimp_curve_view_remove_background (GimpCurveView *view, + GimpCurve *curve); + +void gimp_curve_view_remove_all_backgrounds (GimpCurveView *view); + +void gimp_curve_view_set_selected (GimpCurveView *view, + gint selected); +gint gimp_curve_view_get_selected (GimpCurveView *view); + +void gimp_curve_view_set_range_x (GimpCurveView *view, + gdouble min, + gdouble max); +void gimp_curve_view_set_range_y (GimpCurveView *view, + gdouble min, + gdouble max); +void gimp_curve_view_set_xpos (GimpCurveView *view, + gdouble x); + +void gimp_curve_view_set_x_axis_label (GimpCurveView *view, + const gchar *label); +void gimp_curve_view_set_y_axis_label (GimpCurveView *view, + const gchar *label); + + +#endif /* __GIMP_CURVE_VIEW_H__ */ |