diff options
Diffstat (limited to 'gdk-pixbuf/io-gdip-animation.c')
| -rw-r--r-- | gdk-pixbuf/io-gdip-animation.c | 383 |
1 files changed, 0 insertions, 383 deletions
diff --git a/gdk-pixbuf/io-gdip-animation.c b/gdk-pixbuf/io-gdip-animation.c deleted file mode 100644 index 7281b6d115..0000000000 --- a/gdk-pixbuf/io-gdip-animation.c +++ /dev/null @@ -1,383 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* GdkPixbuf library - animated gdip support - * - * Copyright (C) 1999 The Free Software Foundation - * - * Authors: Jonathan Blandford <jrb@redhat.com> - * Havoc Pennington <hp@redhat.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <errno.h> -#include "io-gdip-native.h" -#include "io-gdip-animation.h" - -static void gdk_pixbuf_gdip_anim_class_init (GdkPixbufGdipAnimClass *klass); -static void gdk_pixbuf_gdip_anim_finalize (GObject *object); - -static gboolean gdk_pixbuf_gdip_anim_is_static_image (GdkPixbufAnimation *animation); -static GdkPixbuf* gdk_pixbuf_gdip_anim_get_static_image (GdkPixbufAnimation *animation); - -static void gdk_pixbuf_gdip_anim_get_size (GdkPixbufAnimation *anim, - int *width, - int *height); -static GdkPixbufAnimationIter* gdk_pixbuf_gdip_anim_get_iter (GdkPixbufAnimation *anim, - const GTimeVal *start_time); - -static gpointer parent_class; - -GType -gdk_pixbuf_gdip_anim_get_type (void) -{ - static GType object_type = 0; - - if (!object_type) { - const GTypeInfo object_info = { - sizeof (GdkPixbufGdipAnimClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gdk_pixbuf_gdip_anim_class_init, - NULL, /* class_finalize */ - NULL, /* class_data */ - sizeof (GdkPixbufGdipAnim), - 0, /* n_preallocs */ - (GInstanceInitFunc) NULL, - }; - - object_type = g_type_from_name ("GdkPixbufGdipAnim"); - if (object_type == 0) { - object_type = g_type_register_static (GDK_TYPE_PIXBUF_ANIMATION, - g_intern_static_string ("GdkPixbufGdipAnim"), - &object_info, 0); - } - } - - return object_type; -} - -static void -gdk_pixbuf_gdip_anim_class_init (GdkPixbufGdipAnimClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - GdkPixbufAnimationClass *anim_class = GDK_PIXBUF_ANIMATION_CLASS (klass); - - parent_class = g_type_class_peek_parent (klass); - - object_class->finalize = gdk_pixbuf_gdip_anim_finalize; - - anim_class->is_static_image = gdk_pixbuf_gdip_anim_is_static_image; - anim_class->get_static_image = gdk_pixbuf_gdip_anim_get_static_image; - anim_class->get_size = gdk_pixbuf_gdip_anim_get_size; - anim_class->get_iter = gdk_pixbuf_gdip_anim_get_iter; -} - -static void -gdk_pixbuf_gdip_anim_finalize (GObject *object) -{ - GdkPixbufGdipAnim *gdip_anim = GDK_PIXBUF_GDIP_ANIM (object); - - GList *l; - GdkPixbufFrame *frame; - - for (l = gdip_anim->frames; l; l = l->next) { - frame = l->data; - g_object_unref (frame->pixbuf); - g_free (frame); - } - - g_list_free (gdip_anim->frames); - - G_OBJECT_CLASS (parent_class)->finalize (object); -} - -static gboolean -gdk_pixbuf_gdip_anim_is_static_image (GdkPixbufAnimation *animation) -{ - GdkPixbufGdipAnim *gdip_anim; - - gdip_anim = GDK_PIXBUF_GDIP_ANIM (animation); - - return (gdip_anim->frames != NULL && - gdip_anim->frames->next == NULL); -} - -static GdkPixbuf* -gdk_pixbuf_gdip_anim_get_static_image (GdkPixbufAnimation *animation) -{ - GdkPixbufGdipAnim *gdip_anim; - - gdip_anim = GDK_PIXBUF_GDIP_ANIM (animation); - - if (gdip_anim->frames == NULL) - return NULL; - else - return GDK_PIXBUF (((GdkPixbufFrame*)gdip_anim->frames->data)->pixbuf); -} - -static void -gdk_pixbuf_gdip_anim_get_size (GdkPixbufAnimation *anim, - int *width, - int *height) -{ - GdkPixbufGdipAnim *gdip_anim; - - gdip_anim = GDK_PIXBUF_GDIP_ANIM (anim); - - if (width) - *width = gdip_anim->width; - - if (height) - *height = gdip_anim->height; -} - - -static void -iter_clear (GdkPixbufGdipAnimIter *iter) -{ - iter->current_frame = NULL; -} - -static void -iter_restart (GdkPixbufGdipAnimIter *iter) -{ - iter_clear (iter); - - iter->current_frame = iter->gdip_anim->frames; -} - -static GdkPixbufAnimationIter* -gdk_pixbuf_gdip_anim_get_iter (GdkPixbufAnimation *anim, - const GTimeVal *start_time) -{ - GdkPixbufGdipAnimIter *iter; - - iter = g_object_new (GDK_TYPE_PIXBUF_GDIP_ANIM_ITER, NULL); - - iter->gdip_anim = GDK_PIXBUF_GDIP_ANIM (anim); - - g_object_ref (iter->gdip_anim); - - iter_restart (iter); - - iter->start_time = *start_time; - iter->current_time = *start_time; - iter->first_loop_slowness = 0; - - return GDK_PIXBUF_ANIMATION_ITER (iter); -} - -static void gdk_pixbuf_gdip_anim_iter_class_init (GdkPixbufGdipAnimIterClass *klass); -static void gdk_pixbuf_gdip_anim_iter_finalize (GObject *object); - -static int gdk_pixbuf_gdip_anim_iter_get_delay_time (GdkPixbufAnimationIter *iter); -static GdkPixbuf* gdk_pixbuf_gdip_anim_iter_get_pixbuf (GdkPixbufAnimationIter *iter); -static gboolean gdk_pixbuf_gdip_anim_iter_on_currently_loading_frame (GdkPixbufAnimationIter *iter); -static gboolean gdk_pixbuf_gdip_anim_iter_advance (GdkPixbufAnimationIter *iter, - const GTimeVal *current_time); - -static gpointer iter_parent_class; - -GType -gdk_pixbuf_gdip_anim_iter_get_type (void) -{ - static GType object_type = 0; - - if (!object_type) { - const GTypeInfo object_info = { - sizeof (GdkPixbufGdipAnimIterClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gdk_pixbuf_gdip_anim_iter_class_init, - NULL, /* class_finalize */ - NULL, /* class_data */ - sizeof (GdkPixbufGdipAnimIter), - 0, /* n_preallocs */ - (GInstanceInitFunc) NULL, - }; - - object_type = g_type_from_name ("GdkPixbufGdipAnimIter"); - if (object_type == 0) { - object_type = g_type_register_static (GDK_TYPE_PIXBUF_ANIMATION_ITER, - g_intern_static_string ("GdkPixbufGdipAnimIter"), - &object_info, 0); - } - } - - return object_type; -} - -static void -gdk_pixbuf_gdip_anim_iter_class_init (GdkPixbufGdipAnimIterClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - GdkPixbufAnimationIterClass *anim_iter_class = - GDK_PIXBUF_ANIMATION_ITER_CLASS (klass); - - iter_parent_class = g_type_class_peek_parent (klass); - - object_class->finalize = gdk_pixbuf_gdip_anim_iter_finalize; - - anim_iter_class->get_delay_time = gdk_pixbuf_gdip_anim_iter_get_delay_time; - anim_iter_class->get_pixbuf = gdk_pixbuf_gdip_anim_iter_get_pixbuf; - anim_iter_class->on_currently_loading_frame = gdk_pixbuf_gdip_anim_iter_on_currently_loading_frame; - anim_iter_class->advance = gdk_pixbuf_gdip_anim_iter_advance; -} - -static void -gdk_pixbuf_gdip_anim_iter_finalize (GObject *object) -{ - GdkPixbufGdipAnimIter *iter = GDK_PIXBUF_GDIP_ANIM_ITER (object); - - iter_clear (iter); - - g_object_unref (iter->gdip_anim); - - G_OBJECT_CLASS (iter_parent_class)->finalize (object); -} - -static gboolean -gdk_pixbuf_gdip_anim_iter_advance (GdkPixbufAnimationIter *anim_iter, - const GTimeVal *current_time) -{ - GdkPixbufGdipAnimIter *iter; - gint elapsed; - gint loop; - GList *tmp; - GList *old; - - iter = GDK_PIXBUF_GDIP_ANIM_ITER (anim_iter); - - iter->current_time = *current_time; - - /* We use milliseconds for all times */ - elapsed = - (((iter->current_time.tv_sec - iter->start_time.tv_sec) * G_USEC_PER_SEC + - iter->current_time.tv_usec - iter->start_time.tv_usec)) / 1000; - - if (elapsed < 0) { - /* Try to compensate; probably the system clock - * was set backwards - */ - iter->start_time = iter->current_time; - elapsed = 0; - } - - g_assert (iter->gdip_anim->total_time > 0); - - /* See how many times we've already played the full animation, - * and subtract time for that. - */ - - if (iter->gdip_anim->loading) - loop = 0; - else { - /* If current_frame is NULL at this point, we have loaded the - * animation from a source which fell behind the speed of the - * display. We remember how much slower the first loop was due - * to this and correct the position calculation in order to not - * jump in the middle of the second loop. - */ - if (iter->current_frame == NULL) - iter->first_loop_slowness = MAX(0, elapsed - iter->gdip_anim->total_time); - - loop = (elapsed - iter->first_loop_slowness) / iter->gdip_anim->total_time; - elapsed = (elapsed - iter->first_loop_slowness) % iter->gdip_anim->total_time; - } - - iter->position = elapsed; - - /* Now move to the proper frame */ - if (iter->gdip_anim->loop == 0 || loop < iter->gdip_anim->loop) - tmp = iter->gdip_anim->frames; - else - tmp = NULL; - while (tmp != NULL) { - GdkPixbufFrame *frame = tmp->data; - - if (iter->position >= frame->elapsed && - iter->position < (frame->elapsed + frame->delay_time)) - break; - - tmp = tmp->next; - } - - old = iter->current_frame; - - iter->current_frame = tmp; - - return iter->current_frame != old; -} - -int -gdk_pixbuf_gdip_anim_iter_get_delay_time (GdkPixbufAnimationIter *anim_iter) -{ - GdkPixbufFrame *frame; - GdkPixbufGdipAnimIter *iter; - - iter = GDK_PIXBUF_GDIP_ANIM_ITER (anim_iter); - - if (iter->current_frame) { - frame = iter->current_frame->data; - -#if 0 - g_print ("frame start: %d pos: %d frame len: %d frame remaining: %d\n", - frame->elapsed, - iter->position, - frame->delay_time, - frame->delay_time - (iter->position - frame->elapsed)); -#endif - - return frame->delay_time - (iter->position - frame->elapsed); - } else - return -1; /* show last frame forever */ -} - -GdkPixbuf* -gdk_pixbuf_gdip_anim_iter_get_pixbuf (GdkPixbufAnimationIter *anim_iter) -{ - GdkPixbufGdipAnimIter *iter; - GdkPixbufFrame *frame; - - iter = GDK_PIXBUF_GDIP_ANIM_ITER (anim_iter); - - frame = iter->current_frame ? iter->current_frame->data : g_list_last (iter->gdip_anim->frames)->data; - -#if 0 - if (FALSE && frame) - g_print ("current frame %d dispose mode %d %d x %d\n", - g_list_index (iter->gdip_anim->frames, - frame), - frame->action, - gdk_pixbuf_get_width (frame->pixbuf), - gdk_pixbuf_get_height (frame->pixbuf)); -#endif - - if (frame == NULL) - return NULL; - - return frame->pixbuf; -} - -static gboolean -gdk_pixbuf_gdip_anim_iter_on_currently_loading_frame (GdkPixbufAnimationIter *anim_iter) -{ - GdkPixbufGdipAnimIter *iter; - - iter = GDK_PIXBUF_GDIP_ANIM_ITER (anim_iter); - - return iter->current_frame == NULL || iter->current_frame->next == NULL; -} |