gimp/libgimptool/gimptool.c

367 lines
10 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.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "libgimpproxy/gimpproxytypes.h"
#include "gimptooltypes.h"
/* this is ugly */
/*#include "core/gimpimage.h"
#include "core/gimpmarshal.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "display/gimpstatusbar.h" */
#include "gimptool.h"
#include "gimptoolcontrol.h"
static void gimp_tool_class_init (GimpToolClass *klass);
static void gimp_tool_init (GimpTool *tool);
static void gimp_tool_real_initialize (GimpTool *tool,
GimpDisplay *gdisp);
static void gimp_tool_real_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp);
void gimp_tool_real_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
void gimp_tool_real_button_release (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_tool_real_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_tool_real_arrow_key (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *gdisp);
static void gimp_tool_real_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_tool_real_oper_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_tool_real_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp);
static GimpObjectClass *parent_class = NULL;
static gint global_tool_ID = 0;
GType
gimp_tool_get_type (void)
{
static GType tool_type = 0;
if (! tool_type)
{
static const GTypeInfo tool_info =
{
sizeof (GimpToolClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gimp_tool_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpTool),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_tool_init,
};
tool_type = g_type_register_static (GIMP_TYPE_OBJECT,
"GimpTool",
&tool_info, 0);
}
return tool_type;
}
static void
gimp_tool_class_init (GimpToolClass *klass)
{
parent_class = g_type_class_peek_parent (klass);
klass->initialize = gimp_tool_real_initialize;
klass->control = gimp_tool_real_control;
klass->button_press = gimp_tool_real_button_press;
klass->button_release = gimp_tool_real_button_release;
klass->motion = gimp_tool_real_motion;
klass->arrow_key = gimp_tool_real_arrow_key;
klass->modifier_key = gimp_tool_real_modifier_key;
klass->oper_update = gimp_tool_real_oper_update;
klass->cursor_update = gimp_tool_real_cursor_update;
}
static void
gimp_tool_init (GimpTool *tool)
{
tool->ID = global_tool_ID++;
tool->control = GIMP_TOOL_CONTROL (g_object_new (GIMP_TYPE_TOOL_CONTROL,
NULL));
tool->gdisp = NULL;
tool->drawable = NULL;
}
void
gimp_tool_initialize (GimpTool *tool,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
GIMP_TOOL_GET_CLASS (tool)->initialize (tool, gdisp);
}
void
gimp_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
switch (action)
{
case PAUSE:
if (!gimp_tool_control_is_paused (tool->control))
{
GIMP_TOOL_GET_CLASS (tool)->control (tool, action, gdisp);
}
gimp_tool_control_pause (tool->control);
break;
case RESUME:
if (gimp_tool_control_is_paused (tool->control))
{
gimp_tool_control_resume (tool->control);
if (!gimp_tool_control_is_paused (tool->control))
{
GIMP_TOOL_GET_CLASS (tool)->control (tool, action, gdisp);
}
}
else
{
g_warning ("gimp_tool_control(): "
"unable to RESUME tool with tool->paused_count == 0");
}
break;
case HALT:
GIMP_TOOL_GET_CLASS (tool)->control (tool, action, gdisp);
gimp_tool_control_halt (tool->control);
break;
}
}
void
gimp_tool_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
g_return_if_fail (coords != NULL);
/* FIXME */
/*g_return_if_fail (GIMP_IS_DISPLAY (gdisp));*/
GIMP_TOOL_GET_CLASS (tool)->button_press (tool, coords, time, state, gdisp);
}
void
gimp_tool_button_release (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
g_return_if_fail (coords != NULL);
/* FIXME */
/*g_return_if_fail (GIMP_IS_DISPLAY (gdisp));*/
GIMP_TOOL_GET_CLASS (tool)->button_release (tool, coords, time, state, gdisp);
}
void
gimp_tool_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
g_return_if_fail (coords != NULL);
/* FIXME */
/*g_return_if_fail (GIMP_IS_DISPLAY (gdisp));*/
GIMP_TOOL_GET_CLASS (tool)->motion (tool, coords, time, state, gdisp);
}
void
gimp_tool_arrow_key (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
/* FIXME */
/* g_return_if_fail (GIMP_IS_DISPLAY (gdisp)); */
GIMP_TOOL_GET_CLASS (tool)->arrow_key (tool, kevent, gdisp);
}
void
gimp_tool_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
/* FIXME */
/* g_return_if_fail (GIMP_IS_DISPLAY (gdisp)); */
GIMP_TOOL_GET_CLASS (tool)->modifier_key (tool, key, press, state, gdisp);
}
void
gimp_tool_oper_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
g_return_if_fail (coords != NULL);
/* FIXME*/
/*g_return_if_fail (GIMP_IS_DISPLAY (gdisp));*/
GIMP_TOOL_GET_CLASS (tool)->oper_update (tool, coords, state, gdisp);
}
void
gimp_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
g_return_if_fail (coords != NULL);
/* FIXME */
/* g_return_if_fail (GIMP_IS_DISPLAY (gdisp)); */
GIMP_TOOL_GET_CLASS (tool)->cursor_update (tool, coords, state, gdisp);
}
/* standard member functions */
static void
gimp_tool_real_initialize (GimpTool *tool,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_arrow_key (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_oper_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp)
{
if (gimp_tool_control_is_toggled (tool->control))
{
gimp_tool_set_cursor (tool, gdisp,
gimp_tool_control_get_toggle_cursor (tool->control),
gimp_tool_control_get_toggle_tool_cursor (tool->control),
gimp_tool_control_get_toggle_cursor_modifier (tool->control));
}
else
{
gimp_tool_set_cursor (tool, gdisp,
gimp_tool_control_get_cursor (tool->control),
gimp_tool_control_get_tool_cursor (tool->control),
gimp_tool_control_get_cursor_modifier (tool->control));
}
}