mirror of https://github.com/GNOME/gimp.git
862 lines
24 KiB
C
862 lines
24 KiB
C
/* GIMP - The GNU 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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpconfig/gimpconfig.h"
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#include "tools-types.h"
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#include "config/gimpcoreconfig.h"
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#include "core/gimp.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpimage.h"
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#include "core/gimptoolinfo.h"
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#include "core/gimptoolpreset.h"
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#include "paint/gimppaintoptions.h"
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#include "display/gimpdisplay.h"
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#include "widgets/gimpcairo-wilber.h"
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#include "gimptool.h"
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#include "gimptoolcontrol.h"
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#include "tool_manager.h"
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typedef struct _GimpToolManager GimpToolManager;
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struct _GimpToolManager
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{
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GimpTool *active_tool;
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GSList *tool_stack;
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GQuark image_clean_handler_id;
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GQuark image_dirty_handler_id;
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GQuark image_saving_handler_id;
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};
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/* local function prototypes */
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static GimpToolManager * tool_manager_get (Gimp *gimp);
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static void tool_manager_select_tool (Gimp *gimp,
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GimpTool *tool);
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static void tool_manager_tool_changed (GimpContext *user_context,
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GimpToolInfo *tool_info,
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GimpToolManager *tool_manager);
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static void tool_manager_preset_changed (GimpContext *user_context,
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GimpToolPreset *preset,
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GimpToolManager *tool_manager);
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static void tool_manager_image_clean_dirty (GimpImage *image,
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GimpDirtyMask dirty_mask,
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GimpToolManager *tool_manager);
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static void tool_manager_image_saving (GimpImage *image,
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GimpToolManager *tool_manager);
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static void tool_manager_cast_spell (GimpToolInfo *tool_info);
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static GQuark tool_manager_quark = 0;
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/* public functions */
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void
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tool_manager_init (Gimp *gimp)
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{
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GimpToolManager *tool_manager;
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GimpContext *user_context;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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g_return_if_fail (tool_manager_quark == 0);
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tool_manager_quark = g_quark_from_static_string ("gimp-tool-manager");
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tool_manager = g_slice_new0 (GimpToolManager);
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g_object_set_qdata (G_OBJECT (gimp), tool_manager_quark, tool_manager);
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tool_manager->image_clean_handler_id =
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gimp_container_add_handler (gimp->images, "clean",
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G_CALLBACK (tool_manager_image_clean_dirty),
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tool_manager);
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tool_manager->image_dirty_handler_id =
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gimp_container_add_handler (gimp->images, "dirty",
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G_CALLBACK (tool_manager_image_clean_dirty),
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tool_manager);
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tool_manager->image_saving_handler_id =
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gimp_container_add_handler (gimp->images, "saving",
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G_CALLBACK (tool_manager_image_saving),
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tool_manager);
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user_context = gimp_get_user_context (gimp);
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g_signal_connect (user_context, "tool-changed",
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G_CALLBACK (tool_manager_tool_changed),
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tool_manager);
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g_signal_connect (user_context, "tool-preset-changed",
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G_CALLBACK (tool_manager_preset_changed),
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tool_manager);
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tool_manager_tool_changed (user_context,
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gimp_context_get_tool (user_context),
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tool_manager);
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}
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void
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tool_manager_exit (Gimp *gimp)
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{
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GimpToolManager *tool_manager;
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GimpContext *user_context;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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g_return_if_fail (tool_manager != NULL);
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user_context = gimp_get_user_context (gimp);
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g_signal_handlers_disconnect_by_func (user_context,
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tool_manager_tool_changed,
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tool_manager);
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g_signal_handlers_disconnect_by_func (user_context,
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tool_manager_preset_changed,
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tool_manager);
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gimp_container_remove_handler (gimp->images,
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tool_manager->image_clean_handler_id);
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gimp_container_remove_handler (gimp->images,
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tool_manager->image_dirty_handler_id);
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gimp_container_remove_handler (gimp->images,
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tool_manager->image_saving_handler_id);
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g_clear_object (&tool_manager->active_tool);
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g_slice_free (GimpToolManager, tool_manager);
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g_object_set_qdata (G_OBJECT (gimp), tool_manager_quark, NULL);
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}
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GimpTool *
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tool_manager_get_active (Gimp *gimp)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
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tool_manager = tool_manager_get (gimp);
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return tool_manager->active_tool;
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}
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void
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tool_manager_push_tool (Gimp *gimp,
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GimpTool *tool)
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{
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GimpToolManager *tool_manager;
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GimpDisplay *focus_display = NULL;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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g_return_if_fail (GIMP_IS_TOOL (tool));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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focus_display = tool_manager->active_tool->focus_display;
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tool_manager->tool_stack = g_slist_prepend (tool_manager->tool_stack,
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tool_manager->active_tool);
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g_object_ref (tool_manager->tool_stack->data);
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}
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tool_manager_select_tool (gimp, tool);
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if (focus_display)
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tool_manager_focus_display_active (gimp, focus_display);
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}
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void
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tool_manager_pop_tool (Gimp *gimp)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->tool_stack)
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{
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GimpTool *tool = tool_manager->tool_stack->data;
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tool_manager->tool_stack = g_slist_remove (tool_manager->tool_stack,
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tool);
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tool_manager_select_tool (gimp, tool);
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g_object_unref (tool);
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}
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}
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gboolean
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tool_manager_initialize_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
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g_return_val_if_fail (GIMP_IS_DISPLAY (display), FALSE);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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GimpTool *tool = tool_manager->active_tool;
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if (gimp_tool_initialize (tool, display))
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{
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GimpImage *image = gimp_display_get_image (display);
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tool->drawable = gimp_image_get_active_drawable (image);
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return TRUE;
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}
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}
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return FALSE;
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}
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void
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tool_manager_control_active (Gimp *gimp,
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GimpToolAction action,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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GimpTool *tool = tool_manager->active_tool;
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if (display && gimp_tool_has_display (tool, display))
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{
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gimp_tool_control (tool, action, display);
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}
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else if (action == GIMP_TOOL_ACTION_HALT)
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{
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if (gimp_tool_control_is_active (tool->control))
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gimp_tool_control_halt (tool->control);
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}
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}
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}
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void
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tool_manager_button_press_active (Gimp *gimp,
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const GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpButtonPressType press_type,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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gimp_tool_button_press (tool_manager->active_tool,
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coords, time, state, press_type,
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display);
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}
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}
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void
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tool_manager_button_release_active (Gimp *gimp,
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const GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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gimp_tool_button_release (tool_manager->active_tool,
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coords, time, state,
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display);
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}
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}
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void
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tool_manager_motion_active (Gimp *gimp,
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const GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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gimp_tool_motion (tool_manager->active_tool,
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coords, time, state,
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display);
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}
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}
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gboolean
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tool_manager_key_press_active (Gimp *gimp,
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GdkEventKey *kevent,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_key_press (tool_manager->active_tool,
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kevent,
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display);
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}
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return FALSE;
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}
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gboolean
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tool_manager_key_release_active (Gimp *gimp,
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GdkEventKey *kevent,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_key_release (tool_manager->active_tool,
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kevent,
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display);
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}
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return FALSE;
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}
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void
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tool_manager_focus_display_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool &&
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! gimp_tool_control_is_active (tool_manager->active_tool->control))
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{
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gimp_tool_set_focus_display (tool_manager->active_tool,
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display);
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}
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}
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void
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tool_manager_modifier_state_active (Gimp *gimp,
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GdkModifierType state,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool &&
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! gimp_tool_control_is_active (tool_manager->active_tool->control))
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{
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gimp_tool_set_modifier_state (tool_manager->active_tool,
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state,
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display);
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}
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}
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void
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tool_manager_active_modifier_state_active (Gimp *gimp,
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GdkModifierType state,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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gimp_tool_set_active_modifier_state (tool_manager->active_tool,
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state,
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display);
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}
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}
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void
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tool_manager_oper_update_active (Gimp *gimp,
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const GimpCoords *coords,
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GdkModifierType state,
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gboolean proximity,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool &&
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! gimp_tool_control_is_active (tool_manager->active_tool->control))
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{
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gimp_tool_oper_update (tool_manager->active_tool,
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coords, state, proximity,
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display);
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}
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}
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void
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tool_manager_cursor_update_active (Gimp *gimp,
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const GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool &&
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! gimp_tool_control_is_active (tool_manager->active_tool->control))
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{
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gimp_tool_cursor_update (tool_manager->active_tool,
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coords, state,
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display);
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}
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}
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const gchar *
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tool_manager_can_undo_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_can_undo (tool_manager->active_tool,
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display);
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}
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return NULL;
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}
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const gchar *
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tool_manager_can_redo_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_can_redo (tool_manager->active_tool,
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display);
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}
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return NULL;
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}
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gboolean
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tool_manager_undo_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_undo (tool_manager->active_tool,
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display);
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}
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return FALSE;
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}
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gboolean
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tool_manager_redo_active (Gimp *gimp,
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GimpDisplay *display)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
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tool_manager = tool_manager_get (gimp);
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if (tool_manager->active_tool)
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{
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return gimp_tool_redo (tool_manager->active_tool,
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display);
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}
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return FALSE;
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}
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GimpUIManager *
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tool_manager_get_popup_active (Gimp *gimp,
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const GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *display,
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const gchar **ui_path)
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{
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GimpToolManager *tool_manager;
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g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
|
|
|
|
tool_manager = tool_manager_get (gimp);
|
|
|
|
if (tool_manager->active_tool)
|
|
{
|
|
return gimp_tool_get_popup (tool_manager->active_tool,
|
|
coords, state,
|
|
display,
|
|
ui_path);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* private functions */
|
|
|
|
static GimpToolManager *
|
|
tool_manager_get (Gimp *gimp)
|
|
{
|
|
return g_object_get_qdata (G_OBJECT (gimp), tool_manager_quark);
|
|
}
|
|
|
|
static void
|
|
tool_manager_select_tool (Gimp *gimp,
|
|
GimpTool *tool)
|
|
{
|
|
GimpToolManager *tool_manager;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
g_return_if_fail (GIMP_IS_TOOL (tool));
|
|
|
|
tool_manager = tool_manager_get (gimp);
|
|
|
|
/* reset the previously selected tool, but only if it is not only
|
|
* temporarily pushed to the tool stack
|
|
*/
|
|
if (tool_manager->active_tool)
|
|
{
|
|
if (! tool_manager->tool_stack ||
|
|
tool_manager->active_tool != tool_manager->tool_stack->data)
|
|
{
|
|
GimpTool *active_tool = tool_manager->active_tool;
|
|
GimpDisplay *display;
|
|
|
|
/* NULL image returns any display (if there is any) */
|
|
display = gimp_tool_has_image (active_tool, NULL);
|
|
|
|
tool_manager_control_active (gimp, GIMP_TOOL_ACTION_HALT, display);
|
|
tool_manager_focus_display_active (gimp, NULL);
|
|
}
|
|
}
|
|
|
|
g_set_object (&tool_manager->active_tool, tool);
|
|
}
|
|
|
|
static void
|
|
tool_manager_tool_changed (GimpContext *user_context,
|
|
GimpToolInfo *tool_info,
|
|
GimpToolManager *tool_manager)
|
|
{
|
|
GimpTool *new_tool = NULL;
|
|
|
|
if (! tool_info)
|
|
return;
|
|
|
|
if (! g_type_is_a (tool_info->tool_type, GIMP_TYPE_TOOL))
|
|
{
|
|
g_warning ("%s: tool_info->tool_type is no GimpTool subclass",
|
|
G_STRFUNC);
|
|
return;
|
|
}
|
|
|
|
/* FIXME: gimp_busy HACK */
|
|
if (user_context->gimp->busy)
|
|
{
|
|
/* there may be contexts waiting for the user_context's "tool-changed"
|
|
* signal, so stop emitting it.
|
|
*/
|
|
g_signal_stop_emission_by_name (user_context, "tool-changed");
|
|
|
|
if (G_TYPE_FROM_INSTANCE (tool_manager->active_tool) !=
|
|
tool_info->tool_type)
|
|
{
|
|
g_signal_handlers_block_by_func (user_context,
|
|
tool_manager_tool_changed,
|
|
tool_manager);
|
|
|
|
/* explicitly set the current tool */
|
|
gimp_context_set_tool (user_context,
|
|
tool_manager->active_tool->tool_info);
|
|
|
|
g_signal_handlers_unblock_by_func (user_context,
|
|
tool_manager_tool_changed,
|
|
tool_manager);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
if (tool_manager->active_tool)
|
|
{
|
|
GimpTool *active_tool = tool_manager->active_tool;
|
|
GimpDisplay *display;
|
|
|
|
/* NULL image returns any display (if there is any) */
|
|
display = gimp_tool_has_image (active_tool, NULL);
|
|
|
|
/* commit the old tool's operation before creating the new tool
|
|
* because creating a tool might mess with the old tool's
|
|
* options (old and new tool might be the same)
|
|
*/
|
|
if (display)
|
|
tool_manager_control_active (user_context->gimp, GIMP_TOOL_ACTION_COMMIT,
|
|
display);
|
|
}
|
|
|
|
new_tool = g_object_new (tool_info->tool_type,
|
|
"tool-info", tool_info,
|
|
NULL);
|
|
|
|
tool_manager_select_tool (user_context->gimp, new_tool);
|
|
|
|
g_object_unref (new_tool);
|
|
|
|
/* ??? */
|
|
tool_manager_cast_spell (tool_info);
|
|
}
|
|
|
|
static void
|
|
tool_manager_preset_changed (GimpContext *user_context,
|
|
GimpToolPreset *preset,
|
|
GimpToolManager *tool_manager)
|
|
{
|
|
GimpToolInfo *preset_tool;
|
|
gchar *options_name;
|
|
gboolean tool_change = FALSE;
|
|
|
|
if (! preset || user_context->gimp->busy)
|
|
return;
|
|
|
|
preset_tool = gimp_context_get_tool (GIMP_CONTEXT (preset->tool_options));
|
|
|
|
if (preset_tool != gimp_context_get_tool (user_context))
|
|
tool_change = TRUE;
|
|
|
|
/* save the name, we don't want to overwrite it */
|
|
options_name = g_strdup (gimp_object_get_name (preset_tool->tool_options));
|
|
|
|
gimp_config_copy (GIMP_CONFIG (preset->tool_options),
|
|
GIMP_CONFIG (preset_tool->tool_options), 0);
|
|
|
|
/* restore the saved name */
|
|
gimp_object_take_name (GIMP_OBJECT (preset_tool->tool_options), options_name);
|
|
|
|
if (tool_change)
|
|
gimp_context_set_tool (user_context, preset_tool);
|
|
|
|
gimp_context_copy_properties (GIMP_CONTEXT (preset->tool_options),
|
|
user_context,
|
|
gimp_tool_preset_get_prop_mask (preset));
|
|
|
|
if (GIMP_IS_PAINT_OPTIONS (preset->tool_options))
|
|
{
|
|
GimpToolOptions *src;
|
|
GimpToolOptions *dest;
|
|
GimpContextPropMask prop_mask = 0;
|
|
|
|
src = preset->tool_options;
|
|
dest = tool_manager->active_tool->tool_info->tool_options;
|
|
|
|
/* copy various data objects' additional tool options again
|
|
* manually, they might have been overwritten by e.g. the "link
|
|
* brush stuff to brush defaults" logic in gimptooloptions.c
|
|
*/
|
|
if (preset->use_brush)
|
|
prop_mask |= GIMP_CONTEXT_PROP_MASK_BRUSH;
|
|
|
|
if (preset->use_dynamics)
|
|
prop_mask |= GIMP_CONTEXT_PROP_MASK_DYNAMICS;
|
|
|
|
if (preset->use_gradient)
|
|
prop_mask |= GIMP_CONTEXT_PROP_MASK_GRADIENT;
|
|
|
|
gimp_paint_options_copy_props (GIMP_PAINT_OPTIONS (src),
|
|
GIMP_PAINT_OPTIONS (dest),
|
|
prop_mask);
|
|
}
|
|
}
|
|
|
|
static void
|
|
tool_manager_image_clean_dirty (GimpImage *image,
|
|
GimpDirtyMask dirty_mask,
|
|
GimpToolManager *tool_manager)
|
|
{
|
|
GimpTool *tool = tool_manager->active_tool;
|
|
|
|
if (tool &&
|
|
! gimp_tool_control_get_preserve (tool->control) &&
|
|
(gimp_tool_control_get_dirty_mask (tool->control) & dirty_mask))
|
|
{
|
|
GimpDisplay *display = gimp_tool_has_image (tool, image);
|
|
|
|
if (display)
|
|
{
|
|
tool_manager_control_active (
|
|
image->gimp,
|
|
gimp_tool_control_get_dirty_action (tool->control),
|
|
display);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
tool_manager_image_saving (GimpImage *image,
|
|
GimpToolManager *tool_manager)
|
|
{
|
|
GimpTool *tool = tool_manager->active_tool;
|
|
|
|
if (tool &&
|
|
! gimp_tool_control_get_preserve (tool->control))
|
|
{
|
|
GimpDisplay *display = gimp_tool_has_image (tool, image);
|
|
|
|
if (display)
|
|
tool_manager_control_active (image->gimp, GIMP_TOOL_ACTION_COMMIT,
|
|
display);
|
|
}
|
|
}
|
|
|
|
static void
|
|
tool_manager_cast_spell (GimpToolInfo *tool_info)
|
|
{
|
|
typedef struct
|
|
{
|
|
const gchar *sequence;
|
|
GCallback func;
|
|
} Spell;
|
|
|
|
static const Spell spells[] =
|
|
{
|
|
{ .sequence = "gimp-warp-tool\0"
|
|
"gimp-iscissors-tool\0"
|
|
"gimp-gradient-tool\0"
|
|
"gimp-vector-tool\0"
|
|
"gimp-ellipse-select-tool\0"
|
|
"gimp-rect-select-tool\0",
|
|
.func = gimp_cairo_wilber_toggle_pointer_eyes
|
|
}
|
|
};
|
|
|
|
static const gchar *spell_progress[G_N_ELEMENTS (spells)];
|
|
const gchar *tool_name;
|
|
gint i;
|
|
|
|
tool_name = gimp_object_get_name (GIMP_OBJECT (tool_info));
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (spells); i++)
|
|
{
|
|
if (! spell_progress[i])
|
|
spell_progress[i] = spells[i].sequence;
|
|
|
|
while (spell_progress[i])
|
|
{
|
|
if (! strcmp (tool_name, spell_progress[i]))
|
|
{
|
|
spell_progress[i] += strlen (spell_progress[i]) + 1;
|
|
|
|
if (! *spell_progress[i])
|
|
{
|
|
spell_progress[i] = NULL;
|
|
|
|
spells[i].func ();
|
|
}
|
|
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
if (spell_progress[i] == spells[i].sequence)
|
|
spell_progress[i] = NULL;
|
|
else
|
|
spell_progress[i] = spells[i].sequence;
|
|
}
|
|
}
|
|
}
|
|
}
|