mirror of https://github.com/GNOME/gimp.git
482 lines
12 KiB
C
482 lines
12 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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#include "config.h"
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#include <gtk/gtk.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "tools-types.h"
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#include "core/gimpimage.h"
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#include "core/gimpmarshal.h"
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#include "gimptool.h"
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#include "tool_manager.h"
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#include "app_procs.h"
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#include "gdisplay.h"
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#include "libgimp/gimpintl.h"
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enum
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{
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INITIALIZE,
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CONTROL,
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BUTTON_PRESS,
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BUTTON_RELEASE,
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MOTION,
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ARROW_KEY,
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MODIFIER_KEY,
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CURSOR_UPDATE,
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OPER_UPDATE,
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LAST_SIGNAL
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};
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static void gimp_tool_class_init (GimpToolClass *klass);
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static void gimp_tool_init (GimpTool *tool);
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static void gimp_tool_destroy (GtkObject *destroy);
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static void gimp_tool_real_initialize (GimpTool *tool,
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GDisplay *gdisp);
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static void gimp_tool_real_control (GimpTool *tool,
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ToolAction tool_action,
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GDisplay *gdisp);
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static void gimp_tool_real_button_press (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp);
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static void gimp_tool_real_button_release (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp);
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static void gimp_tool_real_motion (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp);
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static void gimp_tool_real_arrow_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp);
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static void gimp_tool_real_modifier_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp);
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static void gimp_tool_real_cursor_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp);
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static void gimp_tool_real_oper_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp);
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static guint gimp_tool_signals[LAST_SIGNAL] = { 0 };
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static GimpObjectClass *parent_class = NULL;
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static gint global_tool_ID = 0;
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GtkType
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gimp_tool_get_type (void)
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{
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static GtkType tool_type = 0;
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if (! tool_type)
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{
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GtkTypeInfo tool_info =
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{
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"GimpTool",
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sizeof (GimpTool),
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sizeof (GimpToolClass),
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(GtkClassInitFunc) gimp_tool_class_init,
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(GtkObjectInitFunc) gimp_tool_init,
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/* reserved_1 */ NULL,
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/* reserved_2 */ NULL,
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(GtkClassInitFunc) NULL,
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};
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tool_type = gtk_type_unique (GIMP_TYPE_OBJECT, &tool_info);
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}
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return tool_type;
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}
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static void
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gimp_tool_class_init (GimpToolClass *klass)
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{
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GtkObjectClass *object_class;
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object_class = (GtkObjectClass *) klass;
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parent_class = g_type_class_peek_parent (klass);
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gimp_tool_signals[INITIALIZE] =
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g_signal_new ("initialize",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, initialize),
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NULL, NULL,
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g_cclosure_marshal_VOID__POINTER,
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G_TYPE_NONE, 1,
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G_TYPE_POINTER);
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gimp_tool_signals[CONTROL] =
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g_signal_new ("control",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, control),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__INT_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_INT,
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G_TYPE_POINTER);
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gimp_tool_signals[BUTTON_PRESS] =
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g_signal_new ("button_press",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, button_press),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[BUTTON_RELEASE] =
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g_signal_new ("button_release",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, button_release),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[MOTION] =
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g_signal_new ("motion",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, motion),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[ARROW_KEY] =
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g_signal_new ("arrow_key",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, arrow_key),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[MODIFIER_KEY] =
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g_signal_new ("modifier_key",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, modifier_key),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[CURSOR_UPDATE] =
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g_signal_new ("cursor_update",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, cursor_update),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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gimp_tool_signals[OPER_UPDATE] =
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g_signal_new ("oper_update",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GimpToolClass, oper_update),
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NULL, NULL,
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gimp_cclosure_marshal_VOID__POINTER_POINTER,
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G_TYPE_NONE, 2,
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G_TYPE_POINTER,
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G_TYPE_POINTER);
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object_class->destroy = gimp_tool_destroy;
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klass->initialize = gimp_tool_real_initialize;
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klass->control = gimp_tool_real_control;
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klass->button_press = gimp_tool_real_button_press;
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klass->button_release = gimp_tool_real_button_release;
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klass->motion = gimp_tool_real_motion;
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klass->arrow_key = gimp_tool_real_arrow_key;
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klass->modifier_key = gimp_tool_real_modifier_key;
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klass->cursor_update = gimp_tool_real_cursor_update;
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klass->oper_update = gimp_tool_real_oper_update;
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}
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static void
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gimp_tool_init (GimpTool *tool)
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{
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tool->ID = global_tool_ID++;
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tool->state = INACTIVE;
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tool->paused_count = 0;
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tool->scroll_lock = FALSE; /* Allow scrolling */
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tool->auto_snap_to = TRUE; /* Snap to guides */
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tool->preserve = TRUE; /* Preserve tool across drawable changes */
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tool->gdisp = NULL;
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tool->drawable = NULL;
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tool->tool_cursor = GIMP_TOOL_CURSOR_NONE;
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tool->toggle_cursor = GIMP_TOOL_CURSOR_NONE;
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tool->toggled = FALSE;
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}
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static void
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gimp_tool_destroy (GtkObject *object)
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{
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if (GTK_OBJECT_CLASS (parent_class)->destroy)
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GTK_OBJECT_CLASS (parent_class)->destroy (object);
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}
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void
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gimp_tool_initialize (GimpTool *tool,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[INITIALIZE],
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gdisp);
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}
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void
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gimp_tool_control (GimpTool *tool,
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ToolAction action,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[CONTROL],
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action, gdisp);
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}
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void
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gimp_tool_button_press (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[BUTTON_PRESS],
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bevent, gdisp);
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}
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void
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gimp_tool_button_release (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[BUTTON_RELEASE],
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bevent, gdisp);
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}
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void
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gimp_tool_motion (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[MOTION],
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mevent, gdisp);
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}
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void
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gimp_tool_arrow_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[ARROW_KEY],
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kevent, gdisp);
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}
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void
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gimp_tool_modifier_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[MODIFIER_KEY],
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kevent, gdisp);
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}
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void
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gimp_tool_cursor_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[CURSOR_UPDATE],
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mevent, gdisp);
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}
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void
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gimp_tool_oper_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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g_return_if_fail (tool);
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g_return_if_fail (GIMP_IS_TOOL (tool));
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gtk_signal_emit (GTK_OBJECT (tool), gimp_tool_signals[OPER_UPDATE],
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mevent, gdisp);
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}
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const gchar *
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gimp_tool_get_PDB_string (GimpTool *tool)
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{
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GtkObject *object;
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GimpToolClass *klass;
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g_return_val_if_fail (tool, NULL);
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g_return_val_if_fail (GIMP_IS_TOOL (tool), NULL);
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object = GTK_OBJECT (tool);
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klass = GIMP_TOOL_GET_CLASS (object);
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return klass->pdb_string;
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}
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/* standard member functions */
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static void
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gimp_tool_real_initialize (GimpTool *tool,
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GDisplay *gdisp)
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{
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}
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static void
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gimp_tool_real_control (GimpTool *tool,
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ToolAction tool_action,
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GDisplay *gdisp)
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{
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}
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static void
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gimp_tool_real_button_press (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp)
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{
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tool->gdisp = gdisp;
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tool->drawable = gimp_image_active_drawable (gdisp->gimage);
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tool->state = ACTIVE;
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}
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static void
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gimp_tool_real_button_release (GimpTool *tool,
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GdkEventButton *bevent,
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GDisplay *gdisp)
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{
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tool->state = INACTIVE;
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}
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static void
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gimp_tool_real_motion (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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}
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static void
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gimp_tool_real_arrow_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp)
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{
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}
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static void
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gimp_tool_real_modifier_key (GimpTool *tool,
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GdkEventKey *kevent,
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GDisplay *gdisp)
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{
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}
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static void
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gimp_tool_real_cursor_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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gdisplay_install_tool_cursor (gdisp,
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GDK_TOP_LEFT_ARROW,
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tool->tool_cursor,
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GIMP_CURSOR_MODIFIER_NONE);
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}
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static void
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gimp_tool_real_oper_update (GimpTool *tool,
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GdkEventMotion *mevent,
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GDisplay *gdisp)
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{
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}
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/* Function definitions */
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void
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gimp_tool_help_func (const gchar *help_data)
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{
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gimp_standard_help_func (tool_manager_active_get_help_data (the_gimp));
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}
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#define STUB(x) void * x (void){g_message ("stub function %s called",#x); return NULL;}
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STUB(clone_non_gui)
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STUB(clone_non_gui_default)
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STUB(convolve_non_gui)
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STUB(convolve_non_gui_default)
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