116 lines
4.1 KiB
C
116 lines
4.1 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_GRADIENT_TOOL_H__
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#define __PIKA_GRADIENT_TOOL_H__
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#include "pikadrawtool.h"
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#define PIKA_TYPE_GRADIENT_TOOL (pika_gradient_tool_get_type ())
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#define PIKA_GRADIENT_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_GRADIENT_TOOL, PikaGradientTool))
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#define PIKA_GRADIENT_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_GRADIENT_TOOL, PikaGradientToolClass))
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#define PIKA_IS_GRADIENT_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_GRADIENT_TOOL))
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#define PIKA_IS_GRADIENT_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_GRADIENT_TOOL))
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#define PIKA_GRADIENT_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_GRADIENT_TOOL, PikaGradientToolClass))
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#define PIKA_GRADIENT_TOOL_GET_OPTIONS(t) (PIKA_GRADIENT_OPTIONS (pika_tool_get_options (PIKA_TOOL (t))))
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typedef struct _PikaGradientTool PikaGradientTool;
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typedef struct _PikaGradientToolClass PikaGradientToolClass;
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struct _PikaGradientTool
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{
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PikaDrawTool parent_instance;
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PikaGradient *gradient;
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PikaGradient *tentative_gradient;
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gdouble start_x; /* starting x coord */
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gdouble start_y; /* starting y coord */
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gdouble end_x; /* ending x coord */
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gdouble end_y; /* ending y coord */
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PikaToolWidget *widget;
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PikaToolWidget *grab_widget;
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GeglNode *graph;
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GeglNode *render_node;
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#if 0
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GeglNode *subtract_node;
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GeglNode *divide_node;
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#endif
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GeglNode *dist_node;
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GeglBuffer *dist_buffer;
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PikaDrawableFilter *filter;
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/* editor */
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gint block_handlers_count;
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gint edit_count;
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GSList *undo_stack;
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GSList *redo_stack;
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guint flush_idle_id;
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PikaToolGui *gui;
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GtkWidget *endpoint_editor;
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GtkWidget *endpoint_se;
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GtkWidget *endpoint_color_panel;
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GtkWidget *endpoint_type_combo;
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GtkWidget *stop_editor;
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GtkWidget *stop_se;
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GtkWidget *stop_left_color_panel;
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GtkWidget *stop_left_type_combo;
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GtkWidget *stop_right_color_panel;
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GtkWidget *stop_right_type_combo;
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GtkWidget *stop_chain_button;
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GtkWidget *midpoint_editor;
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GtkWidget *midpoint_se;
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GtkWidget *midpoint_type_combo;
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GtkWidget *midpoint_color_combo;
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GtkWidget *midpoint_new_stop_button;
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GtkWidget *midpoint_center_button;
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};
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struct _PikaGradientToolClass
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{
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PikaDrawToolClass parent_class;
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};
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void pika_gradient_tool_register (PikaToolRegisterCallback callback,
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gpointer data);
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GType pika_gradient_tool_get_type (void) G_GNUC_CONST;
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/* protected functions */
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void pika_gradient_tool_set_tentative_gradient (PikaGradientTool *gradient_tool,
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PikaGradient *gradient);
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#endif /* __PIKA_GRADIENT_TOOL_H__ */
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