gimp/app/tools/tool.h

149 lines
5.4 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_TOOL_H__
#define __GIMP_TOOL_H__
#include "gimpobject.h"
#define GIMP_TYPE_RECT_SELECT_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_ISCISSORS_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_ELLIPSE_SELECT_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_FUZZY_SELECT_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_BY_COLOR_SELECT_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_BLEND_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_PENCIL_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_ERASER_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_AIRBRUSH_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_CLONE_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_CONVOLVE_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_DODGEBURN_TOOL GTK_TYPE_NONE
#define GIMP_TYPE_SMUDGE_TOOL GTK_TYPE_NONE
/* The possibilities for where the cursor lies */
#define ACTIVE_LAYER (1 << 0)
#define SELECTION (1 << 1)
#define NON_ACTIVE_LAYER (1 << 2)
#define GIMP_TYPE_TOOL (gimp_tool_get_type ())
#define GIMP_TOOL(obj) (GTK_CHECK_CAST ((obj), GIMP_TYPE_TOOL, GimpTool))
#define GIMP_IS_TOOL(obj) (GTK_CHECK_TYPE ((obj), GIMP_TYPE_TOOL))
#define GIMP_TOOL_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TOOL, GimpToolClass))
#define GIMP_IS_TOOL_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TOOL))
typedef struct _GimpToolClass GimpToolClass;
struct _GimpTool
{
GimpObject parent_instance;
ToolState state; /* state of tool activity */
gint paused_count; /* paused control count */
gboolean scroll_lock; /* allow scrolling or not */
gboolean auto_snap_to; /* snap to guides automatically */
gboolean preserve; /* Preserve this tool across drawable changes */
GDisplay *gdisp; /* pointer to currently active gdisp */
GimpDrawable *drawable; /* pointer to the tool's current drawable */
GimpToolCursorType tool_cursor;
GimpToolCursorType toggle_cursor; /* one of these or both will go
* away once all cursor_update
* functions are properly
* virtualized
*/
gboolean toggled; /* Bad hack to let the paint_core show the
* right toggle cursors
*/
};
struct _GimpToolClass
{
GimpObjectClass parent_class;
/* stuff to be filled in by child classes */
/* FIXME: most of this stuff must go away */
gchar *pdb_string;
void (* initialize) (GimpTool *tool,
GDisplay *gdisp);
void (* control) (GimpTool *tool,
ToolAction action,
GDisplay *gdisp);
void (* button_press) (GimpTool *tool,
GdkEventButton *bevent,
GDisplay *gdisp);
void (* button_release) (GimpTool *tool,
GdkEventButton *bevent,
GDisplay *gdisp);
void (* motion) (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
void (* arrow_key) (GimpTool *tool,
GdkEventKey *kevent,
GDisplay *gdisp);
void (* modifier_key) (GimpTool *tool,
GdkEventKey *kevent,
GDisplay *gdisp);
void (* cursor_update) (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
void (* oper_update) (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
};
GtkType gimp_tool_get_type (void);
void gimp_tool_initialize (GimpTool *tool,
GDisplay *gdisplay);
void gimp_tool_control (GimpTool *tool,
ToolAction action,
GDisplay *gdisp);
void gimp_tool_button_press (GimpTool *tool,
GdkEventButton *bevent,
GDisplay *gdisp);
void gimp_tool_button_release (GimpTool *tool,
GdkEventButton *bevent,
GDisplay *gdisp);
void gimp_tool_motion (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
void gimp_tool_arrow_key (GimpTool *tool,
GdkEventKey *kevent,
GDisplay *gdisp);
void gimp_tool_modifier_key (GimpTool *tool,
GdkEventKey *kevent,
GDisplay *gdisp);
void gimp_tool_cursor_update (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
void gimp_tool_oper_update (GimpTool *tool,
GdkEventMotion *mevent,
GDisplay *gdisp);
const gchar * gimp_tool_get_PDB_string (GimpTool *tool);
#endif /* __GIMP_TOOL_H__ */