mirror of https://github.com/GNOME/gimp.git
733 lines
31 KiB
C
733 lines
31 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 <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpmath/gimpmath.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "display-types.h"
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#include "config/gimpdisplayconfig.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/gimpitem.h"
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#include "core/gimptreehandler.h"
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#include "widgets/gimpwidgets-utils.h"
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#include "gimpdisplay.h"
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#include "gimpdisplayoptions.h"
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#include "gimpdisplayshell.h"
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#include "gimpdisplayshell-appearance.h"
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#include "gimpdisplayshell-callbacks.h"
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#include "gimpdisplayshell-draw.h"
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#include "gimpdisplayshell-handlers.h"
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#include "gimpdisplayshell-icon.h"
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#include "gimpdisplayshell-scale.h"
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#include "gimpdisplayshell-scroll.h"
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#include "gimpdisplayshell-selection.h"
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#include "gimpdisplayshell-title.h"
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/* local function prototypes */
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static void gimp_display_shell_clean_dirty_handler (GimpImage *image,
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GimpDirtyMask dirty_mask,
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GimpDisplayShell *shell);
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static void gimp_display_shell_undo_event_handler (GimpImage *image,
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GimpUndoEvent event,
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GimpUndo *undo,
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GimpDisplayShell *shell);
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static void gimp_display_shell_grid_notify_handler (GimpGrid *grid,
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GParamSpec *pspec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_name_changed_handler (GimpImage *image,
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GimpDisplayShell *shell);
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static void gimp_display_shell_selection_control_handler (GimpImage *image,
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GimpSelectionControl control,
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GimpDisplayShell *shell);
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static void gimp_display_shell_size_changed_detailed_handler
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(GimpImage *image,
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gint previous_origin_x,
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gint previous_origin_y,
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gint previous_width,
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gint previous_height,
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GimpDisplayShell *shell);
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static void gimp_display_shell_resolution_changed_handler (GimpImage *image,
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GimpDisplayShell *shell);
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static void gimp_display_shell_quick_mask_changed_handler (GimpImage *image,
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GimpDisplayShell *shell);
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static void gimp_display_shell_update_guide_handler (GimpImage *image,
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GimpGuide *guide,
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GimpDisplayShell *shell);
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static void gimp_display_shell_update_sample_point_handler(GimpImage *image,
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GimpSamplePoint *sample_point,
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GimpDisplayShell *shell);
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static void gimp_display_shell_invalidate_preview_handler (GimpImage *image,
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GimpDisplayShell *shell);
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static void gimp_display_shell_profile_changed_handler (GimpColorManaged *image,
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GimpDisplayShell *shell);
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static void gimp_display_shell_vectors_freeze_handler (GimpVectors *vectors,
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GimpDisplayShell *shell);
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static void gimp_display_shell_vectors_thaw_handler (GimpVectors *vectors,
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GimpDisplayShell *shell);
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static void gimp_display_shell_vectors_visible_handler (GimpVectors *vectors,
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GimpDisplayShell *shell);
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static void gimp_display_shell_vectors_add_handler (GimpContainer *container,
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GimpVectors *vectors,
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GimpDisplayShell *shell);
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static void gimp_display_shell_vectors_remove_handler (GimpContainer *container,
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GimpVectors *vectors,
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GimpDisplayShell *shell);
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static void gimp_display_shell_check_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_title_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_nav_size_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_monitor_res_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_padding_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_ants_speed_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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static void gimp_display_shell_quality_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell);
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/* public functions */
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void
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gimp_display_shell_connect (GimpDisplayShell *shell)
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{
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GimpImage *image;
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_DISPLAY (shell->display));
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g_return_if_fail (GIMP_IS_IMAGE (shell->display->image));
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image = shell->display->image;
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g_signal_connect (image, "clean",
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G_CALLBACK (gimp_display_shell_clean_dirty_handler),
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shell);
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g_signal_connect (image, "dirty",
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G_CALLBACK (gimp_display_shell_clean_dirty_handler),
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shell);
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g_signal_connect (image, "undo-event",
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G_CALLBACK (gimp_display_shell_undo_event_handler),
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shell);
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g_signal_connect (image->grid, "notify",
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G_CALLBACK (gimp_display_shell_grid_notify_handler),
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shell);
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g_signal_connect (image, "name-changed",
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G_CALLBACK (gimp_display_shell_name_changed_handler),
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shell);
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g_signal_connect (image, "selection-control",
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G_CALLBACK (gimp_display_shell_selection_control_handler),
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shell);
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g_signal_connect (image, "size-changed-detailed",
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G_CALLBACK (gimp_display_shell_size_changed_detailed_handler),
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shell);
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g_signal_connect (image, "resolution-changed",
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G_CALLBACK (gimp_display_shell_resolution_changed_handler),
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shell);
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g_signal_connect (image, "quick-mask-changed",
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G_CALLBACK (gimp_display_shell_quick_mask_changed_handler),
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shell);
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g_signal_connect (image, "update-guide",
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G_CALLBACK (gimp_display_shell_update_guide_handler),
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shell);
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g_signal_connect (image, "update-sample-point",
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G_CALLBACK (gimp_display_shell_update_sample_point_handler),
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shell);
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g_signal_connect (image, "invalidate-preview",
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G_CALLBACK (gimp_display_shell_invalidate_preview_handler),
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shell);
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g_signal_connect (image, "profile-changed",
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G_CALLBACK (gimp_display_shell_profile_changed_handler),
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shell);
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shell->vectors_freeze_handler =
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gimp_tree_handler_connect (image->vectors, "freeze",
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G_CALLBACK (gimp_display_shell_vectors_freeze_handler),
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shell);
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shell->vectors_thaw_handler =
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gimp_tree_handler_connect (image->vectors, "thaw",
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G_CALLBACK (gimp_display_shell_vectors_thaw_handler),
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shell);
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shell->vectors_visible_handler =
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gimp_tree_handler_connect (image->vectors, "visibility-changed",
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G_CALLBACK (gimp_display_shell_vectors_visible_handler),
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shell);
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g_signal_connect (image->vectors, "add",
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G_CALLBACK (gimp_display_shell_vectors_add_handler),
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shell);
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g_signal_connect (image->vectors, "remove",
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G_CALLBACK (gimp_display_shell_vectors_remove_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::transparency-size",
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G_CALLBACK (gimp_display_shell_check_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::transparency-type",
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G_CALLBACK (gimp_display_shell_check_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::image-title-format",
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G_CALLBACK (gimp_display_shell_title_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::image-status-format",
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G_CALLBACK (gimp_display_shell_title_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::navigation-preview-size",
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G_CALLBACK (gimp_display_shell_nav_size_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::monitor-resolution-from-windowing-system",
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G_CALLBACK (gimp_display_shell_monitor_res_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::monitor-xresolution",
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G_CALLBACK (gimp_display_shell_monitor_res_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::monitor-yresolution",
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G_CALLBACK (gimp_display_shell_monitor_res_notify_handler),
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shell);
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g_signal_connect (shell->display->config->default_view,
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"notify::padding-mode",
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G_CALLBACK (gimp_display_shell_padding_notify_handler),
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shell);
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g_signal_connect (shell->display->config->default_view,
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"notify::padding-color",
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G_CALLBACK (gimp_display_shell_padding_notify_handler),
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shell);
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g_signal_connect (shell->display->config->default_fullscreen_view,
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"notify::padding-mode",
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G_CALLBACK (gimp_display_shell_padding_notify_handler),
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shell);
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g_signal_connect (shell->display->config->default_fullscreen_view,
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"notify::padding-color",
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G_CALLBACK (gimp_display_shell_padding_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::marching-ants-speed",
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G_CALLBACK (gimp_display_shell_ants_speed_notify_handler),
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shell);
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g_signal_connect (shell->display->config,
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"notify::zoom-quality",
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G_CALLBACK (gimp_display_shell_quality_notify_handler),
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shell);
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gimp_display_shell_invalidate_preview_handler (image, shell);
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gimp_display_shell_quick_mask_changed_handler (image, shell);
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}
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void
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gimp_display_shell_disconnect (GimpDisplayShell *shell)
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{
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GimpImage *image;
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_DISPLAY (shell->display));
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g_return_if_fail (GIMP_IS_IMAGE (shell->display->image));
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image = shell->display->image;
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gimp_display_shell_icon_idle_stop (shell);
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if (shell->grid_gc)
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{
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g_object_unref (shell->grid_gc);
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shell->grid_gc = NULL;
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}
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if (shell->pen_gc)
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{
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g_object_unref (shell->pen_gc);
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shell->pen_gc = NULL;
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}
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_quality_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_ants_speed_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config->default_fullscreen_view,
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gimp_display_shell_padding_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config->default_view,
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gimp_display_shell_padding_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_monitor_res_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_nav_size_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_title_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (shell->display->config,
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gimp_display_shell_check_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image->vectors,
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gimp_display_shell_vectors_remove_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image->vectors,
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gimp_display_shell_vectors_add_handler,
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shell);
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gimp_tree_handler_disconnect (shell->vectors_visible_handler);
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shell->vectors_visible_handler = NULL;
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gimp_tree_handler_disconnect (shell->vectors_thaw_handler);
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shell->vectors_thaw_handler = NULL;
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gimp_tree_handler_disconnect (shell->vectors_freeze_handler);
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shell->vectors_freeze_handler = NULL;
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_profile_changed_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_invalidate_preview_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_update_guide_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_update_sample_point_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_quick_mask_changed_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_resolution_changed_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_size_changed_detailed_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_selection_control_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_name_changed_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image->grid,
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gimp_display_shell_grid_notify_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_undo_event_handler,
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shell);
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g_signal_handlers_disconnect_by_func (image,
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gimp_display_shell_clean_dirty_handler,
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shell);
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}
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/* private functions */
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static void
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gimp_display_shell_clean_dirty_handler (GimpImage *image,
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GimpDirtyMask dirty_mask,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_title_update (shell);
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}
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static void
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gimp_display_shell_undo_event_handler (GimpImage *image,
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GimpUndoEvent event,
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GimpUndo *undo,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_title_update (shell);
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}
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static void
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gimp_display_shell_grid_notify_handler (GimpGrid *grid,
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GParamSpec *pspec,
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GimpDisplayShell *shell)
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{
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if (shell->grid_gc)
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{
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g_object_unref (shell->grid_gc);
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shell->grid_gc = NULL;
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}
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gimp_display_shell_expose_full (shell);
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/* update item factory */
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gimp_display_flush (shell->display);
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}
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static void
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gimp_display_shell_name_changed_handler (GimpImage *image,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_title_update (shell);
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}
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static void
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gimp_display_shell_selection_control_handler (GimpImage *image,
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GimpSelectionControl control,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_selection_control (shell, control);
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}
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static void
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gimp_display_shell_resolution_changed_handler (GimpImage *image,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_scale_changed (shell);
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if (shell->dot_for_dot)
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{
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if (shell->unit != GIMP_UNIT_PIXEL)
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{
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gimp_display_shell_scale_update_rulers (shell);
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}
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gimp_display_shell_scaled (shell);
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}
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else
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{
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/* A resolution change has the same effect as a size change from
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* a display shell point of view. Force a redraw of the display
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* so that we don't get any display garbage.
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*/
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gimp_display_shell_scale_resize (shell,
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shell->display->config->resize_windows_on_resize,
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FALSE);
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}
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}
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static void
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gimp_display_shell_quick_mask_changed_handler (GimpImage *image,
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GimpDisplayShell *shell)
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{
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GtkImage *gtk_image;
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gtk_image = GTK_IMAGE (gtk_bin_get_child (GTK_BIN (shell->quick_mask_button)));
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g_signal_handlers_block_by_func (shell->quick_mask_button,
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gimp_display_shell_quick_mask_toggled,
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shell);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (shell->quick_mask_button),
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shell->display->image->quick_mask_state);
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if (shell->display->image->quick_mask_state)
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gtk_image_set_from_stock (gtk_image, GIMP_STOCK_QUICK_MASK_ON,
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GTK_ICON_SIZE_MENU);
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else
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gtk_image_set_from_stock (gtk_image, GIMP_STOCK_QUICK_MASK_OFF,
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GTK_ICON_SIZE_MENU);
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g_signal_handlers_unblock_by_func (shell->quick_mask_button,
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gimp_display_shell_quick_mask_toggled,
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shell);
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}
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|
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static void
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gimp_display_shell_update_guide_handler (GimpImage *image,
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GimpGuide *guide,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_expose_guide (shell, guide);
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}
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static void
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gimp_display_shell_update_sample_point_handler (GimpImage *image,
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GimpSamplePoint *sample_point,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_expose_sample_point (shell, sample_point);
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}
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static void
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gimp_display_shell_size_changed_detailed_handler (GimpImage *image,
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gint previous_origin_x,
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gint previous_origin_y,
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gint previous_width,
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gint previous_height,
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GimpDisplayShell *shell)
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{
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if (shell->display->config->resize_windows_on_resize)
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{
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/* If the window is resized just center the image in it when it
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* has change size
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*/
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gimp_display_shell_shrink_wrap (shell, FALSE);
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}
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else
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{
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GimpImage *image = GIMP_IMAGE (shell->display->image);
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gint new_width = gimp_image_get_width (image);
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gint new_height = gimp_image_get_height (image);
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gint scaled_previous_origin_x = SCALEX (shell, previous_origin_x);
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gint scaled_previous_origin_y = SCALEY (shell, previous_origin_y);
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gboolean horizontally;
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gboolean vertically;
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horizontally = (SCALEX (shell, previous_width) > shell->disp_width &&
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SCALEX (shell, new_width) <= shell->disp_width);
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vertically = (SCALEY (shell, previous_height) > shell->disp_height &&
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SCALEY (shell, new_height) <= shell->disp_height);
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gimp_display_shell_scroll_set_offset (shell,
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shell->offset_x + scaled_previous_origin_x,
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shell->offset_y + scaled_previous_origin_y);
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gimp_display_shell_scroll_center_image (shell, horizontally, vertically);
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/* The above calls might not lead to a call to
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* gimp_display_shell_scroll_clamp_and_update() in all cases we
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* need it to be called, so simply call it explicitly here at
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* the end
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*/
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gimp_display_shell_scroll_clamp_and_update (shell);
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gimp_display_shell_expose_full (shell);
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}
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}
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static void
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gimp_display_shell_invalidate_preview_handler (GimpImage *image,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_icon_idle_update (shell);
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}
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static void
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gimp_display_shell_profile_changed_handler (GimpColorManaged *image,
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GimpDisplayShell *shell)
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{
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gimp_color_managed_profile_changed (GIMP_COLOR_MANAGED (shell));
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}
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static void
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gimp_display_shell_vectors_freeze_handler (GimpVectors *vectors,
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GimpDisplayShell *shell)
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{
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if (shell->paused_count == 0 && gimp_item_get_visible (GIMP_ITEM (vectors)))
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gimp_display_shell_draw_vector (shell, vectors);
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}
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static void
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gimp_display_shell_vectors_thaw_handler (GimpVectors *vectors,
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GimpDisplayShell *shell)
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{
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if (shell->paused_count == 0 && gimp_item_get_visible (GIMP_ITEM (vectors)))
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gimp_display_shell_draw_vector (shell, vectors);
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}
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static void
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gimp_display_shell_vectors_visible_handler (GimpVectors *vectors,
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GimpDisplayShell *shell)
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{
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if (shell->paused_count == 0)
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gimp_display_shell_draw_vector (shell, vectors);
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}
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static void
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gimp_display_shell_vectors_add_handler (GimpContainer *container,
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GimpVectors *vectors,
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GimpDisplayShell *shell)
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{
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if (shell->paused_count == 0 && gimp_item_get_visible (GIMP_ITEM (vectors)))
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gimp_display_shell_draw_vector (shell, vectors);
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}
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static void
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gimp_display_shell_vectors_remove_handler (GimpContainer *container,
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GimpVectors *vectors,
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GimpDisplayShell *shell)
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{
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if (shell->paused_count == 0 && gimp_item_get_visible (GIMP_ITEM (vectors)))
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gimp_display_shell_draw_vector (shell, vectors);
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}
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static void
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gimp_display_shell_check_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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GimpCanvasPaddingMode padding_mode;
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GimpRGB padding_color;
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gimp_display_shell_get_padding (shell, &padding_mode, &padding_color);
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switch (padding_mode)
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{
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case GIMP_CANVAS_PADDING_MODE_LIGHT_CHECK:
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case GIMP_CANVAS_PADDING_MODE_DARK_CHECK:
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gimp_display_shell_set_padding (shell, padding_mode, &padding_color);
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break;
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default:
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break;
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}
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gimp_display_shell_expose_full (shell);
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}
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static void
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gimp_display_shell_title_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_title_update (shell);
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}
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static void
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gimp_display_shell_nav_size_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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if (shell->nav_popup)
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{
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gtk_widget_destroy (shell->nav_popup);
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shell->nav_popup = NULL;
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}
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}
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static void
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gimp_display_shell_monitor_res_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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if (GIMP_DISPLAY_CONFIG (config)->monitor_res_from_gdk)
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{
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gimp_get_screen_resolution (gtk_widget_get_screen (GTK_WIDGET (shell)),
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&shell->monitor_xres,
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&shell->monitor_yres);
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}
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else
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{
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shell->monitor_xres = GIMP_DISPLAY_CONFIG (config)->monitor_xres;
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shell->monitor_yres = GIMP_DISPLAY_CONFIG (config)->monitor_yres;
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}
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gimp_display_shell_scale_changed (shell);
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if (! shell->dot_for_dot)
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{
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gimp_display_shell_scroll_clamp_and_update (shell);
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gimp_display_shell_scaled (shell);
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gimp_display_shell_expose_full (shell);
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}
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}
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static void
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gimp_display_shell_padding_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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GimpDisplayConfig *display_config;
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gboolean fullscreen;
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GimpCanvasPaddingMode padding_mode;
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GimpRGB padding_color;
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display_config = shell->display->config;
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fullscreen = gimp_display_shell_get_fullscreen (shell);
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/* if the user did not set the padding mode for this display explicitely */
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if (! shell->fullscreen_options->padding_mode_set)
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{
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padding_mode = display_config->default_fullscreen_view->padding_mode;
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padding_color = display_config->default_fullscreen_view->padding_color;
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if (fullscreen)
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{
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gimp_display_shell_set_padding (shell, padding_mode, &padding_color);
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}
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else
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{
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shell->fullscreen_options->padding_mode = padding_mode;
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shell->fullscreen_options->padding_color = padding_color;
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}
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}
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/* if the user did not set the padding mode for this display explicitely */
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if (! shell->options->padding_mode_set)
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{
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padding_mode = display_config->default_view->padding_mode;
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padding_color = display_config->default_view->padding_color;
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if (fullscreen)
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{
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shell->options->padding_mode = padding_mode;
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shell->options->padding_color = padding_color;
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}
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else
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{
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gimp_display_shell_set_padding (shell, padding_mode, &padding_color);
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}
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}
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}
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static void
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gimp_display_shell_ants_speed_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_selection_control (shell, GIMP_SELECTION_PAUSE);
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gimp_display_shell_selection_control (shell, GIMP_SELECTION_RESUME);
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}
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static void
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gimp_display_shell_quality_notify_handler (GObject *config,
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GParamSpec *param_spec,
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GimpDisplayShell *shell)
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{
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gimp_display_shell_expose_full (shell);
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}
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