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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 03:13:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 03:13:10 +0000 |
commit | 3c57dd931145d43f2b0aef96c4d178135956bf91 (patch) | |
tree | 3de698981e9f0cc2c4f9569b19a5f3595e741f6b /app/tools/gimp-tool-options-manager.c | |
parent | Initial commit. (diff) | |
download | gimp-3c57dd931145d43f2b0aef96c4d178135956bf91.tar.xz gimp-3c57dd931145d43f2b0aef96c4d178135956bf91.zip |
Adding upstream version 2.10.36.upstream/2.10.36
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | app/tools/gimp-tool-options-manager.c | 462 |
1 files changed, 462 insertions, 0 deletions
diff --git a/app/tools/gimp-tool-options-manager.c b/app/tools/gimp-tool-options-manager.c new file mode 100644 index 0000000..a466d65 --- /dev/null +++ b/app/tools/gimp-tool-options-manager.c @@ -0,0 +1,462 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimp-tool-options-manager.c + * Copyright (C) 2018 Michael Natterer <mitch@gimp.org> + * + * 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 3 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, see <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gegl.h> +#include <gtk/gtk.h> + +#include "libgimpconfig/gimpconfig.h" + +#include "tools-types.h" + +#include "config/gimpcoreconfig.h" + +#include "core/gimp.h" +#include "core/gimpcontext.h" +#include "core/gimptoolinfo.h" + +#include "paint/gimppaintoptions.h" + +#include "widgets/gimpwidgets-utils.h" + +#include "gimp-tool-options-manager.h" + + +typedef struct _GimpToolOptionsManager GimpToolOptionsManager; + +struct _GimpToolOptionsManager +{ + Gimp *gimp; + GimpPaintOptions *global_paint_options; + GimpContextPropMask global_props; + + GimpToolInfo *active_tool; +}; + + +static GQuark manager_quark = 0; + + +/* local function prototypes */ + +static GimpContextPropMask + tool_options_manager_get_global_props + (GimpCoreConfig *config); + +static void tool_options_manager_global_notify (GimpCoreConfig *config, + const GParamSpec *pspec, + GimpToolOptionsManager *manager); +static void tool_options_manager_paint_options_notify + (GimpPaintOptions *src, + const GParamSpec *pspec, + GimpPaintOptions *dest); + +static void tool_options_manager_copy_paint_props + (GimpPaintOptions *src, + GimpPaintOptions *dest, + GimpContextPropMask prop_mask); + +static void tool_options_manager_tool_changed (GimpContext *user_context, + GimpToolInfo *tool_info, + GimpToolOptionsManager *manager); + + +/* public functions */ + +void +gimp_tool_options_manager_init (Gimp *gimp) +{ + GimpToolOptionsManager *manager; + GimpContext *user_context; + GimpCoreConfig *config; + GList *list; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + g_return_if_fail (manager_quark == 0); + + manager_quark = g_quark_from_static_string ("gimp-tool-options-manager"); + + config = gimp->config; + + manager = g_slice_new0 (GimpToolOptionsManager); + + manager->gimp = gimp; + + manager->global_paint_options = + g_object_new (GIMP_TYPE_PAINT_OPTIONS, + "gimp", gimp, + "name", "tool-options-manager-global-paint-options", + NULL); + + manager->global_props = tool_options_manager_get_global_props (config); + + g_object_set_qdata (G_OBJECT (gimp), manager_quark, manager); + + user_context = gimp_get_user_context (gimp); + + for (list = gimp_get_tool_info_iter (gimp); + list; + list = g_list_next (list)) + { + GimpToolInfo *tool_info = list->data; + + /* the global props that are actually used by the tool are + * always shared with the user context by undefining them... + */ + gimp_context_define_properties (GIMP_CONTEXT (tool_info->tool_options), + manager->global_props & + tool_info->context_props, + FALSE); + + /* ...and setting the user context as parent + */ + gimp_context_set_parent (GIMP_CONTEXT (tool_info->tool_options), + user_context); + + /* make sure paint tools also share their brush, dynamics, + * gradient properties if the resp. context properties are + * global + */ + if (GIMP_IS_PAINT_OPTIONS (tool_info->tool_options)) + { + g_signal_connect (tool_info->tool_options, "notify", + G_CALLBACK (tool_options_manager_paint_options_notify), + manager->global_paint_options); + + g_signal_connect (manager->global_paint_options, "notify", + G_CALLBACK (tool_options_manager_paint_options_notify), + tool_info->tool_options); + + tool_options_manager_copy_paint_props (manager->global_paint_options, + GIMP_PAINT_OPTIONS (tool_info->tool_options), + tool_info->context_props & + manager->global_props); + } + } + + g_signal_connect (gimp->config, "notify::global-brush", + G_CALLBACK (tool_options_manager_global_notify), + manager); + g_signal_connect (gimp->config, "notify::global-dynamics", + G_CALLBACK (tool_options_manager_global_notify), + manager); + g_signal_connect (gimp->config, "notify::global-pattern", + G_CALLBACK (tool_options_manager_global_notify), + manager); + g_signal_connect (gimp->config, "notify::global-palette", + G_CALLBACK (tool_options_manager_global_notify), + manager); + g_signal_connect (gimp->config, "notify::global-gradient", + G_CALLBACK (tool_options_manager_global_notify), + manager); + g_signal_connect (gimp->config, "notify::global-font", + G_CALLBACK (tool_options_manager_global_notify), + manager); + + g_signal_connect (user_context, "tool-changed", + G_CALLBACK (tool_options_manager_tool_changed), + manager); + + tool_options_manager_tool_changed (user_context, + gimp_context_get_tool (user_context), + manager); +} + +void +gimp_tool_options_manager_exit (Gimp *gimp) +{ + GimpToolOptionsManager *manager; + GimpContext *user_context; + GList *list; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + + manager = g_object_get_qdata (G_OBJECT (gimp), manager_quark); + + g_return_if_fail (manager != NULL); + + user_context = gimp_get_user_context (gimp); + + g_signal_handlers_disconnect_by_func (user_context, + tool_options_manager_tool_changed, + manager); + + g_signal_handlers_disconnect_by_func (gimp->config, + tool_options_manager_global_notify, + manager); + + for (list = gimp_get_tool_info_iter (gimp); + list; + list = g_list_next (list)) + { + GimpToolInfo *tool_info = list->data; + + gimp_context_set_parent (GIMP_CONTEXT (tool_info->tool_options), NULL); + + if (GIMP_IS_PAINT_OPTIONS (tool_info->tool_options)) + { + g_signal_handlers_disconnect_by_func (tool_info->tool_options, + tool_options_manager_paint_options_notify, + manager->global_paint_options); + + g_signal_handlers_disconnect_by_func (manager->global_paint_options, + tool_options_manager_paint_options_notify, + tool_info->tool_options); + } + } + + g_clear_object (&manager->global_paint_options); + + g_slice_free (GimpToolOptionsManager, manager); + + g_object_set_qdata (G_OBJECT (gimp), manager_quark, NULL); +} + + +/* private functions */ + +static GimpContextPropMask +tool_options_manager_get_global_props (GimpCoreConfig *config) +{ + GimpContextPropMask global_props = 0; + + /* FG and BG are always shared between all tools */ + global_props |= GIMP_CONTEXT_PROP_MASK_FOREGROUND; + global_props |= GIMP_CONTEXT_PROP_MASK_BACKGROUND; + + if (config->global_brush) + global_props |= GIMP_CONTEXT_PROP_MASK_BRUSH; + if (config->global_dynamics) + global_props |= GIMP_CONTEXT_PROP_MASK_DYNAMICS; + if (config->global_pattern) + global_props |= GIMP_CONTEXT_PROP_MASK_PATTERN; + if (config->global_palette) + global_props |= GIMP_CONTEXT_PROP_MASK_PALETTE; + if (config->global_gradient) + global_props |= GIMP_CONTEXT_PROP_MASK_GRADIENT; + if (config->global_font) + global_props |= GIMP_CONTEXT_PROP_MASK_FONT; + + return global_props; +} + +static void +tool_options_manager_global_notify (GimpCoreConfig *config, + const GParamSpec *pspec, + GimpToolOptionsManager *manager) +{ + GimpContextPropMask global_props; + GimpContextPropMask enabled_global_props; + GimpContextPropMask disabled_global_props; + GList *list; + + global_props = tool_options_manager_get_global_props (config); + + enabled_global_props = global_props & ~manager->global_props; + disabled_global_props = manager->global_props & ~global_props; + + /* copy the newly enabled global props to all tool options, and + * disconnect the newly disabled ones from the user context + */ + for (list = gimp_get_tool_info_iter (manager->gimp); + list; + list = g_list_next (list)) + { + GimpToolInfo *tool_info = list->data; + + /* don't change the active tool, it is always fully connected + * to the user_context anyway because we set its + * defined/undefined context props in tool_changed() + */ + if (tool_info == manager->active_tool) + continue; + + /* defining the newly disabled ones disconnects them from the + * parent user context + */ + gimp_context_define_properties (GIMP_CONTEXT (tool_info->tool_options), + tool_info->context_props & + disabled_global_props, + TRUE); + + /* undefining the newly enabled ones copies the value from the + * parent user context + */ + gimp_context_define_properties (GIMP_CONTEXT (tool_info->tool_options), + tool_info->context_props & + enabled_global_props, + FALSE); + + if (GIMP_IS_PAINT_OPTIONS (tool_info->tool_options)) + tool_options_manager_copy_paint_props (manager->global_paint_options, + GIMP_PAINT_OPTIONS (tool_info->tool_options), + tool_info->context_props & + enabled_global_props); + } + + manager->global_props = global_props; +} + +static void +tool_options_manager_paint_options_notify (GimpPaintOptions *src, + const GParamSpec *pspec, + GimpPaintOptions *dest) +{ + Gimp *gimp = GIMP_CONTEXT (src)->gimp; + GimpCoreConfig *config = gimp->config; + GimpToolOptionsManager *manager; + GimpToolInfo *tool_info; + GimpContextPropMask prop_mask = 0; + gboolean active = FALSE; + + manager = g_object_get_qdata (G_OBJECT (gimp), manager_quark); + + /* one of the options is the global one, the other is the tool's, + * get the tool_info from the tool's options + */ + if (manager->global_paint_options == src) + tool_info = gimp_context_get_tool (GIMP_CONTEXT (dest)); + else + tool_info = gimp_context_get_tool (GIMP_CONTEXT (src)); + + if (tool_info == manager->active_tool) + active = TRUE; + + if ((active || config->global_brush) && + tool_info->context_props & GIMP_CONTEXT_PROP_MASK_BRUSH) + { + prop_mask |= GIMP_CONTEXT_PROP_MASK_BRUSH; + } + + if ((active || config->global_dynamics) && + tool_info->context_props & GIMP_CONTEXT_PROP_MASK_DYNAMICS) + { + prop_mask |= GIMP_CONTEXT_PROP_MASK_DYNAMICS; + } + + if ((active || config->global_gradient) && + tool_info->context_props & GIMP_CONTEXT_PROP_MASK_GRADIENT) + { + prop_mask |= GIMP_CONTEXT_PROP_MASK_GRADIENT; + } + + if (gimp_paint_options_is_prop (pspec->name, prop_mask)) + { + GValue value = G_VALUE_INIT; + + g_value_init (&value, pspec->value_type); + + g_object_get_property (G_OBJECT (src), pspec->name, &value); + + g_signal_handlers_block_by_func (dest, + tool_options_manager_paint_options_notify, + src); + + g_object_set_property (G_OBJECT (dest), pspec->name, &value); + + g_signal_handlers_unblock_by_func (dest, + tool_options_manager_paint_options_notify, + src); + + g_value_unset (&value); + } +} + +static void +tool_options_manager_copy_paint_props (GimpPaintOptions *src, + GimpPaintOptions *dest, + GimpContextPropMask prop_mask) +{ + g_signal_handlers_block_by_func (dest, + tool_options_manager_paint_options_notify, + src); + + gimp_paint_options_copy_props (src, dest, prop_mask); + + g_signal_handlers_unblock_by_func (dest, + tool_options_manager_paint_options_notify, + src); +} + +static void +tool_options_manager_tool_changed (GimpContext *user_context, + GimpToolInfo *tool_info, + GimpToolOptionsManager *manager) +{ + if (tool_info == manager->active_tool) + return; + + /* FIXME: gimp_busy HACK + * the tool manager will stop the emission, so simply return + */ + if (user_context->gimp->busy) + return; + + if (manager->active_tool) + { + GimpToolInfo *active = manager->active_tool; + + /* disconnect the old active tool from all context properties + * it uses, but are not currently global + */ + gimp_context_define_properties (GIMP_CONTEXT (active->tool_options), + active->context_props & + ~manager->global_props, + TRUE); + } + + manager->active_tool = tool_info; + + if (manager->active_tool) + { + GimpToolInfo *active = manager->active_tool; + + /* make sure the tool options GUI always exists, this call + * creates it if needed, so tools always have their option GUI + * available even if the tool options dockable is not open, see + * for example issue #3435 + */ + gimp_tools_get_tool_options_gui (active->tool_options); + + /* copy the new tool's context properties that are not + * currently global to the user context, so they get used by + * everything + */ + gimp_context_copy_properties (GIMP_CONTEXT (active->tool_options), + gimp_get_user_context (manager->gimp), + active->context_props & + ~manager->global_props); + + if (GIMP_IS_PAINT_OPTIONS (active->tool_options)) + tool_options_manager_copy_paint_props (GIMP_PAINT_OPTIONS (active->tool_options), + manager->global_paint_options, + active->context_props & + ~manager->global_props); + + /* then, undefine these properties so the tool syncs with the + * user context automatically + */ + gimp_context_define_properties (GIMP_CONTEXT (active->tool_options), + active->context_props & + ~manager->global_props, + FALSE); + } +} |