Add two new tools, GimpGuideTool and GimpSamplePointTool. They are one-trick-ponies and can only create new or move existing guides and sample points. They can't be selected from the toolbox, only temporarily pushed as active tools on top of any active tool using their public start() APIs. Use that API to enable them when the rulers are clicked, and replace the entire guide and sample point moving code in GimpMoveTool and GimpColorTool by simple calls to that API. This might look like overkill but can easily be used for other features like moving guides from within the paint tools (mirror painting) or gegl filters (preview curtain).
69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/* GIMP - The GNU Image Manipulation Program
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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 <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_MOVE_TOOL_H__
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#define __GIMP_MOVE_TOOL_H__
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#include "gimpdrawtool.h"
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#define GIMP_TYPE_MOVE_TOOL (gimp_move_tool_get_type ())
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#define GIMP_MOVE_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_MOVE_TOOL, GimpMoveTool))
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#define GIMP_MOVE_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_MOVE_TOOL, GimpMoveToolClass))
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#define GIMP_IS_MOVE_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_MOVE_TOOL))
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#define GIMP_IS_MOVE_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_MOVE_TOOL))
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#define GIMP_MOVE_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_MOVE_TOOL, GimpMoveToolClass))
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#define GIMP_MOVE_TOOL_GET_OPTIONS(t) (GIMP_MOVE_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t))))
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typedef struct _GimpMoveTool GimpMoveTool;
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typedef struct _GimpMoveToolClass GimpMoveToolClass;
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struct _GimpMoveTool
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{
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GimpDrawTool parent_instance;
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GimpLayer *floating_layer;
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GimpGuide *guide;
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GimpTransformType saved_type;
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GimpLayer *old_active_layer;
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GimpVectors *old_active_vectors;
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};
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struct _GimpMoveToolClass
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{
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GimpDrawToolClass parent_class;
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};
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void gimp_move_tool_register (GimpToolRegisterCallback callback,
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gpointer data);
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GType gimp_move_tool_get_type (void) G_GNUC_CONST;
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void gimp_move_tool_start_hguide (GimpTool *tool,
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GimpDisplay *display);
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void gimp_move_tool_start_vguide (GimpTool *tool,
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GimpDisplay *display);
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#endif /* __GIMP_MOVE_TOOL_H__ */
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