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_GRADIENT_TOOL_H__ 19 #define __GIMP_GRADIENT_TOOL_H__ 20 21 22 #include "gimpdrawtool.h" 23 24 25 #define GIMP_TYPE_GRADIENT_TOOL (gimp_gradient_tool_get_type ()) 26 #define GIMP_GRADIENT_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_GRADIENT_TOOL, GimpGradientTool)) 27 #define GIMP_GRADIENT_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_GRADIENT_TOOL, GimpGradientToolClass)) 28 #define GIMP_IS_GRADIENT_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_GRADIENT_TOOL)) 29 #define GIMP_IS_GRADIENT_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_GRADIENT_TOOL)) 30 #define GIMP_GRADIENT_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_GRADIENT_TOOL, GimpGradientToolClass)) 31 32 #define GIMP_GRADIENT_TOOL_GET_OPTIONS(t) (GIMP_GRADIENT_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t)))) 33 34 35 typedef struct _GimpGradientTool GimpGradientTool; 36 typedef struct _GimpGradientToolClass GimpGradientToolClass; 37 38 struct _GimpGradientTool 39 { 40 GimpDrawTool parent_instance; 41 42 GimpGradient *gradient; 43 GimpGradient *tentative_gradient; 44 45 gdouble start_x; /* starting x coord */ 46 gdouble start_y; /* starting y coord */ 47 gdouble end_x; /* ending x coord */ 48 gdouble end_y; /* ending y coord */ 49 50 GimpToolWidget *widget; 51 GimpToolWidget *grab_widget; 52 53 GeglNode *graph; 54 GeglNode *render_node; 55 #if 0 56 GeglNode *subtract_node; 57 GeglNode *divide_node; 58 #endif 59 GeglNode *dist_node; 60 GeglBuffer *dist_buffer; 61 GimpDrawableFilter *filter; 62 63 /* editor */ 64 65 gint block_handlers_count; 66 67 gint edit_count; 68 GSList *undo_stack; 69 GSList *redo_stack; 70 71 guint flush_idle_id; 72 73 GimpToolGui *gui; 74 GtkWidget *endpoint_editor; 75 GtkWidget *endpoint_se; 76 GtkWidget *endpoint_color_panel; 77 GtkWidget *endpoint_type_combo; 78 GtkWidget *stop_editor; 79 GtkWidget *stop_se; 80 GtkWidget *stop_left_color_panel; 81 GtkWidget *stop_left_type_combo; 82 GtkWidget *stop_right_color_panel; 83 GtkWidget *stop_right_type_combo; 84 GtkWidget *stop_chain_button; 85 GtkWidget *midpoint_editor; 86 GtkWidget *midpoint_se; 87 GtkWidget *midpoint_type_combo; 88 GtkWidget *midpoint_color_combo; 89 GtkWidget *midpoint_new_stop_button; 90 GtkWidget *midpoint_center_button; 91 }; 92 93 struct _GimpGradientToolClass 94 { 95 GimpDrawToolClass parent_class; 96 }; 97 98 99 void gimp_gradient_tool_register (GimpToolRegisterCallback callback, 100 gpointer data); 101 102 GType gimp_gradient_tool_get_type (void) G_GNUC_CONST; 103 104 105 /* protected functions */ 106 107 void gimp_gradient_tool_set_tentative_gradient (GimpGradientTool *gradient_tool, 108 GimpGradient *gradient); 109 110 111 #endif /* __GIMP_GRADIENT_TOOL_H__ */ 112