1 /* GIMP - The GNU Image Manipulation Program 2 * Copyright (C) 1995 Spencer Kimball and Peter Mattis 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 3 of the License, or 7 * (at your option) any later version. 8 * 9 * This program 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 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <https://www.gnu.org/licenses/>. 16 */ 17 18 #ifndef __GIMP_LEVELS_TOOL_H__ 19 #define __GIMP_LEVELS_TOOL_H__ 20 21 22 #include "gimpfiltertool.h" 23 24 25 #define GIMP_TYPE_LEVELS_TOOL (gimp_levels_tool_get_type ()) 26 #define GIMP_LEVELS_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_LEVELS_TOOL, GimpLevelsTool)) 27 #define GIMP_LEVELS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_LEVELS_TOOL, GimpLevelsToolClass)) 28 #define GIMP_IS_LEVELS_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_LEVELS_TOOL)) 29 #define GIMP_IS_LEVELS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_LEVELS_TOOL)) 30 #define GIMP_LEVELS_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_LEVELS_TOOL, GimpLevelsToolClass)) 31 32 33 typedef struct _GimpLevelsTool GimpLevelsTool; 34 typedef struct _GimpLevelsToolClass GimpLevelsToolClass; 35 36 struct _GimpLevelsTool 37 { 38 GimpFilterTool parent_instance; 39 40 /* dialog */ 41 GimpHistogram *histogram; 42 GimpAsync *histogram_async; 43 44 GtkWidget *channel_menu; 45 46 GtkWidget *histogram_view; 47 48 GtkWidget *input_bar; 49 GtkWidget *low_input_spinbutton; 50 GtkWidget *high_input_spinbutton; 51 GtkWidget *low_output_spinbutton; 52 GtkWidget *high_output_spinbutton; 53 GtkAdjustment *low_input; 54 GtkAdjustment *gamma; 55 GtkAdjustment *gamma_linear; 56 GtkAdjustment *high_input; 57 58 GtkWidget *output_bar; 59 60 /* export dialog */ 61 gboolean export_old_format; 62 }; 63 64 struct _GimpLevelsToolClass 65 { 66 GimpFilterToolClass parent_class; 67 }; 68 69 70 void gimp_levels_tool_register (GimpToolRegisterCallback callback, 71 gpointer data); 72 73 GType gimp_levels_tool_get_type (void) G_GNUC_CONST; 74 75 76 #endif /* __GIMP_LEVELS_TOOL_H__ */ 77