mirror of https://github.com/GNOME/gimp.git
111 lines
4.6 KiB
C
111 lines
4.6 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995-2001 Spencer Kimball, Peter Mattis, and others
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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 <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_TRANSFORM_TOOL_H__
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#define __GIMP_TRANSFORM_TOOL_H__
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#include "gimpdrawtool.h"
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/* This is not the number of items in the enum above, but the max size
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* of the enums at the top of each transformation tool, stored in
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* trans_info and related
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*/
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#define TRANS_INFO_SIZE 17
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typedef gdouble TransInfo[TRANS_INFO_SIZE];
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#define GIMP_TYPE_TRANSFORM_TOOL (gimp_transform_tool_get_type ())
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#define GIMP_TRANSFORM_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_TRANSFORM_TOOL, GimpTransformTool))
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#define GIMP_TRANSFORM_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TRANSFORM_TOOL, GimpTransformToolClass))
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#define GIMP_IS_TRANSFORM_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_TRANSFORM_TOOL))
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#define GIMP_IS_TRANSFORM_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TRANSFORM_TOOL))
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#define GIMP_TRANSFORM_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_TRANSFORM_TOOL, GimpTransformToolClass))
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#define GIMP_TRANSFORM_TOOL_GET_OPTIONS(t) (GIMP_TRANSFORM_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t))))
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typedef struct _GimpTransformToolClass GimpTransformToolClass;
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struct _GimpTransformTool
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{
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GimpDrawTool parent_instance;
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gint x1, y1; /* upper left hand coordinate */
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gint x2, y2; /* lower right hand coords */
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GimpMatrix3 transform; /* transformation matrix */
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TransInfo trans_info; /* transformation info */
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TransInfo *old_trans_info; /* for resetting everything */
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TransInfo *prev_trans_info; /* the current finished state */
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GList *undo_list; /* list of all states,
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head is current == prev_trans_info,
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tail is original == old_trans_info */
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GList *redo_list; /* list of all undone states,
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NULL when nothing undone */
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GimpItem *hidden_item; /* the item that was hidden during
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the transform */
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GimpToolWidget *widget;
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GimpToolWidget *grab_widget;
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GimpCanvasItem *preview;
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GimpCanvasItem *boundary_in;
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GimpCanvasItem *boundary_out;
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GPtrArray *strokes;
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const gchar *progress_text;
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GimpToolGui *gui;
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};
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struct _GimpTransformToolClass
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{
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GimpDrawToolClass parent_class;
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/* virtual functions */
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void (* dialog) (GimpTransformTool *tool);
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void (* dialog_update) (GimpTransformTool *tool);
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void (* prepare) (GimpTransformTool *tool);
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GimpToolWidget * (* get_widget) (GimpTransformTool *tool);
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void (* recalc_matrix) (GimpTransformTool *tool,
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GimpToolWidget *widget);
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gchar * (* get_undo_desc) (GimpTransformTool *tool);
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GeglBuffer * (* transform) (GimpTransformTool *tool,
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GimpItem *item,
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GeglBuffer *orig_buffer,
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gint orig_offset_x,
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gint orig_offset_y,
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GimpColorProfile **buffer_profile,
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gint *new_offset_x,
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gint *new_offset_y);
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const gchar *ok_button_label;
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};
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GType gimp_transform_tool_get_type (void) G_GNUC_CONST;
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void gimp_transform_tool_recalc_matrix (GimpTransformTool *tr_tool,
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GimpToolWidget *widget);
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void gimp_transform_tool_push_internal_undo (GimpTransformTool *tr_tool);
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#endif /* __GIMP_TRANSFORM_TOOL_H__ */
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