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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/display/gimpdisplay-handlers.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/display/gimpdisplay-handlers.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/app/display/gimpdisplay-handlers.c b/app/display/gimpdisplay-handlers.c new file mode 100644 index 0000000..94cb863 --- /dev/null +++ b/app/display/gimpdisplay-handlers.c @@ -0,0 +1,128 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 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 "display-types.h" + +#include "core/gimpimage.h" + +#include "gimpdisplay.h" +#include "gimpdisplay-handlers.h" + + +/* local function prototypes */ + +static void gimp_display_update_handler (GimpProjection *projection, + gboolean now, + gint x, + gint y, + gint w, + gint h, + GimpDisplay *display); + +static void gimp_display_bounds_changed_handler (GimpImage *image, + gint old_x, + gint old_y, + GimpDisplay *display); +static void gimp_display_flush_handler (GimpImage *image, + gboolean invalidate_preview, + GimpDisplay *display); + + +/* public functions */ + +void +gimp_display_connect (GimpDisplay *display) +{ + GimpImage *image; + + g_return_if_fail (GIMP_IS_DISPLAY (display)); + + image = gimp_display_get_image (display); + + g_return_if_fail (GIMP_IS_IMAGE (image)); + + g_signal_connect (gimp_image_get_projection (image), "update", + G_CALLBACK (gimp_display_update_handler), + display); + + g_signal_connect (image, "bounds-changed", + G_CALLBACK (gimp_display_bounds_changed_handler), + display); + g_signal_connect (image, "flush", + G_CALLBACK (gimp_display_flush_handler), + display); +} + +void +gimp_display_disconnect (GimpDisplay *display) +{ + GimpImage *image; + + g_return_if_fail (GIMP_IS_DISPLAY (display)); + + image = gimp_display_get_image (display); + + g_return_if_fail (GIMP_IS_IMAGE (image)); + + g_signal_handlers_disconnect_by_func (image, + gimp_display_flush_handler, + display); + g_signal_handlers_disconnect_by_func (image, + gimp_display_bounds_changed_handler, + display); + + g_signal_handlers_disconnect_by_func (gimp_image_get_projection (image), + gimp_display_update_handler, + display); +} + + +/* private functions */ + +static void +gimp_display_update_handler (GimpProjection *projection, + gboolean now, + gint x, + gint y, + gint w, + gint h, + GimpDisplay *display) +{ + gimp_display_update_area (display, now, x, y, w, h); +} + +static void +gimp_display_bounds_changed_handler (GimpImage *image, + gint old_x, + gint old_y, + GimpDisplay *display) +{ + gimp_display_update_bounding_box (display); +} + +static void +gimp_display_flush_handler (GimpImage *image, + gboolean invalidate_preview, + GimpDisplay *display) +{ + gimp_display_flush (display); +} |