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gimp/app/tools/gimptool.c

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/* 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 "tools-types.h"
#include "core/gimpimage.h"
#include "core/gimpmarshal.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
#include "gimptool.h"
#include "tool_manager.h"
#include "libgimp/gimpintl.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,
ToolAction tool_action,
GimpDisplay *gdisp);
static void gimp_tool_real_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static 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->state = INACTIVE;
tool->paused_count = 0;
tool->scroll_lock = FALSE; /* Allow scrolling */
tool->auto_snap_to = TRUE; /* Snap to guides */
tool->preserve = TRUE; /* Preserve tool across drawable changes */
tool->gdisp = NULL;
tool->drawable = NULL;
tool->tool_cursor = GIMP_TOOL_CURSOR_NONE;
tool->toggle_cursor = GIMP_TOOL_CURSOR_NONE;
tool->toggled = FALSE;
}
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,
ToolAction action,
GimpDisplay *gdisp)
{
g_return_if_fail (GIMP_IS_TOOL (tool));
GIMP_TOOL_GET_CLASS (tool)->control (tool, action, gdisp);
}
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);
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);
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);
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));
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));
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);
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);
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,
ToolAction tool_action,
GimpDisplay *gdisp)
{
}
static void
gimp_tool_real_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
tool->gdisp = gdisp;
tool->drawable = gimp_image_active_drawable (gdisp->gimage);
tool->state = ACTIVE;
}
static void
gimp_tool_real_button_release (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
tool->state = INACTIVE;
}
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)
{
GimpDisplayShell *shell;
shell = GIMP_DISPLAY_SHELL (gdisp->shell);
gimp_display_shell_install_tool_cursor (shell,
GIMP_MOUSE_CURSOR,
tool->tool_cursor,
GIMP_CURSOR_MODIFIER_NONE);
}
#define STUB(x) void * x (void){g_message ("stub function %s called",#x); return NULL;}
STUB(clone_non_gui)
STUB(clone_non_gui_default)
STUB(convolve_non_gui)
STUB(convolve_non_gui_default)
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