mirror of https://github.com/GNOME/gimp.git
167 lines
6.2 KiB
C
167 lines
6.2 KiB
C
/* The GIMP -- an 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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_TOOL_H__
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#define __GIMP_TOOL_H__
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#include "core/gimpobject.h"
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/* The possibilities for where the cursor lies */
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#define ACTIVE_LAYER (1 << 0)
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#define SELECTION (1 << 1)
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#define NON_ACTIVE_LAYER (1 << 2)
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#define GIMP_TYPE_TOOL (gimp_tool_get_type ())
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#define GIMP_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_TOOL, GimpTool))
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#define GIMP_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TOOL, GimpToolClass))
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#define GIMP_IS_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_TOOL))
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#define GIMP_IS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TOOL))
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#define GIMP_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_TOOL, GimpToolClass))
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typedef struct _GimpToolClass GimpToolClass;
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struct _GimpTool
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{
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GimpObject parent_instance;
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GimpToolInfo *tool_info;
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gint ID; /* unique tool ID */
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ToolState state; /* state of tool activity */
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gint paused_count; /* paused control count */
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gboolean scroll_lock; /* allow scrolling or not */
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gboolean auto_snap_to; /* snap to guides automatically */
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gboolean handle_empty_image; /* invoke the tool on images without
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* active drawable
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*/
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gboolean preserve; /* Preserve this tool across drawable changes */
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GimpDisplay *gdisp; /* pointer to currently active gdisp */
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GimpDrawable *drawable; /* pointer to the tool's current drawable */
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GimpToolCursorType tool_cursor;
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GimpToolCursorType toggle_cursor; /* one of these or both will go
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* away once all cursor_update
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* functions are properly
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* virtualized
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*/
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gboolean toggled; /* Bad hack to let the paint_core show the
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* right toggle cursors
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*/
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};
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struct _GimpToolClass
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{
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GimpObjectClass parent_class;
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/* virtual functions */
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void (* initialize) (GimpTool *tool,
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GimpDisplay *gdisp);
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void (* control) (GimpTool *tool,
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ToolAction action,
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GimpDisplay *gdisp);
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void (* button_press) (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void (* button_release) (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void (* motion) (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void (* arrow_key) (GimpTool *tool,
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GdkEventKey *kevent,
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GimpDisplay *gdisp);
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void (* modifier_key) (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void (* oper_update) (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void (* cursor_update) (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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};
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GType gimp_tool_get_type (void) G_GNUC_CONST;
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void gimp_tool_initialize (GimpTool *tool,
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GimpDisplay *gdisp);
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void gimp_tool_control (GimpTool *tool,
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ToolAction action,
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GimpDisplay *gdisp);
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void gimp_tool_button_press (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void gimp_tool_button_release (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void gimp_tool_motion (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void gimp_tool_arrow_key (GimpTool *tool,
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GdkEventKey *kevent,
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GimpDisplay *gdisp);
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void gimp_tool_modifier_key (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void gimp_tool_oper_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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void gimp_tool_cursor_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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#endif /* __GIMP_TOOL_H__ */
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