4 * Copyright (C) 2008 - 2012 The Geeqie Team
7 * Author: Vladimir Nadvornik
9 * This software is released under the GNU General Public License (GNU GPL).
10 * Please read the included file COPYING for more information.
11 * This software comes with no warranty of any kind, use at your own risk!
20 #include "pixbuf-renderer.h"
21 #include "renderer-clutter.h"
27 #include <clutter/clutter.h>
29 #include <clutter-gtk/clutter-gtk.h>
37 #include "pixbuf_util.h"
41 EXIF_ORIENTATION_UNKNOWN = 0,
42 EXIF_ORIENTATION_TOP_LEFT = 1,
43 EXIF_ORIENTATION_TOP_RIGHT = 2,
44 EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
45 EXIF_ORIENTATION_BOTTOM_LEFT = 4,
46 EXIF_ORIENTATION_LEFT_TOP = 5,
47 EXIF_ORIENTATION_RIGHT_TOP = 6,
48 EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
49 EXIF_ORIENTATION_LEFT_BOTTOM = 8
50 } ExifOrientationType;
54 typedef struct _OverlayData OverlayData;
65 OverlayRendererFlags flags;
68 typedef struct _RendererClutter RendererClutter;
70 struct _RendererClutter
80 gint x_scroll; /* allow local adjustment and mirroring */
83 GtkWidget *widget; /* widget and stage may be shared with other renderers */
85 ClutterActor *texture;
89 static void rc_sync_actor(RendererClutter *rc)
91 PixbufRenderer *pr = rc->pr;
95 clutter_actor_set_anchor_point(CLUTTER_ACTOR(rc->texture), 0, 0);
97 printf("scale %d %d\n", rc->pr->width, rc->pr->height);
98 printf("pos %d %d %d %d\n", rc->pr->x_offset, rc->pr->y_offset, rc->x_scroll, rc->y_scroll);
100 switch (pr->orientation)
102 case EXIF_ORIENTATION_TOP_LEFT:
104 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
107 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
110 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->width, pr->height);
114 case EXIF_ORIENTATION_TOP_RIGHT:
116 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
119 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
122 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->width, pr->height);
123 anchor_x = pr->width;
126 case EXIF_ORIENTATION_BOTTOM_RIGHT:
128 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
131 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
134 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->width, pr->height);
135 anchor_x = pr->width;
136 anchor_y = pr->height;
138 case EXIF_ORIENTATION_BOTTOM_LEFT:
140 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
143 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
146 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->width, pr->height);
148 anchor_y = pr->height;
150 case EXIF_ORIENTATION_LEFT_TOP:
151 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
154 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
157 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->height, pr->width);
161 case EXIF_ORIENTATION_RIGHT_TOP:
162 /* rotated -90 (270) */
163 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
166 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
169 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->height, pr->width);
171 anchor_y = pr->height;
173 case EXIF_ORIENTATION_RIGHT_BOTTOM:
174 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
177 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
180 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->height, pr->width);
181 anchor_x = pr->width;
182 anchor_y = pr->height;
184 case EXIF_ORIENTATION_LEFT_BOTTOM:
186 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
189 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->texture),
192 clutter_actor_set_size(CLUTTER_ACTOR(rc->texture), pr->height, pr->width);
193 anchor_x = pr->width;
197 /* The other values are out of range */
201 clutter_actor_set_position(CLUTTER_ACTOR(rc->texture),
202 pr->x_offset - pr->x_scroll + anchor_x,
203 pr->y_offset - pr->y_scroll + anchor_y);
208 static void renderer_area_changed(void *renderer, gint src_x, gint src_y, gint src_w, gint src_h)
210 RendererClutter *rc = (RendererClutter *)renderer;
211 PixbufRenderer *pr = rc->pr;
215 printf("renderer_area_changed %d %d %d %d\n", src_x, src_y, src_w, src_h);
218 CoglHandle texture = clutter_texture_get_cogl_texture(CLUTTER_TEXTURE(rc->texture));
220 cogl_texture_set_region(texture,
229 gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_RGBA_8888 : COGL_PIXEL_FORMAT_RGB_888,
230 gdk_pixbuf_get_rowstride(pr->pixbuf),
231 gdk_pixbuf_get_pixels(pr->pixbuf));
232 clutter_actor_queue_redraw(CLUTTER_ACTOR(rc->texture));
237 static void renderer_update_pixbuf(void *renderer, gboolean lazy)
239 RendererClutter *rc = (RendererClutter *)renderer;
240 PixbufRenderer *pr = rc->pr;
244 printf("renderer_update_pixbuf\n");
246 /* FIXME use CoglMaterial with multiple textures for background, color management, anaglyph, ... */
247 CoglHandle texture = cogl_texture_new_with_size(gdk_pixbuf_get_width(pr->pixbuf),
248 gdk_pixbuf_get_height(pr->pixbuf),
250 gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_RGBA_8888 : COGL_PIXEL_FORMAT_RGB_888);
252 if (texture != COGL_INVALID_HANDLE)
254 clutter_texture_set_cogl_texture(CLUTTER_TEXTURE(rc->texture), texture);
255 cogl_handle_unref(texture);
259 renderer_area_changed(renderer, 0, 0, gdk_pixbuf_get_width(pr->pixbuf), gdk_pixbuf_get_height(pr->pixbuf));
264 printf("renderer_update_pixbuf\n");
270 static void renderer_update_zoom(void *renderer, gboolean lazy)
272 RendererClutter *rc = (RendererClutter *)renderer;
273 PixbufRenderer *pr = rc->pr;
275 printf("renderer_update_zoom\n");
279 static void renderer_invalidate_region(void *renderer, gint x, gint y, gint w, gint h)
283 static void renderer_overlay_draw(void *renderer, gint x, gint y, gint w, gint h)
287 static void renderer_overlay_add(void *renderer, gint x, gint y, gint w, gint h)
291 static void renderer_overlay_set(void *renderer, gint x, gint y, gint w, gint h)
295 static void renderer_overlay_get(void *renderer, gint x, gint y, gint w, gint h)
299 static void renderer_update_sizes(void *renderer)
301 RendererClutter *rc = (RendererClutter *)renderer;
302 ClutterColor stage_color = { 0x00, 0x00, 0x00, 0xff };
304 rc->stereo_off_x = 0;
305 rc->stereo_off_y = 0;
307 if (rc->stereo_mode & PR_STEREO_RIGHT)
309 if (rc->stereo_mode & PR_STEREO_HORIZ)
311 rc->stereo_off_x = rc->pr->viewport_width;
313 else if (rc->stereo_mode & PR_STEREO_VERT)
315 rc->stereo_off_y = rc->pr->viewport_height;
317 else if (rc->stereo_mode & PR_STEREO_FIXED)
319 rc->stereo_off_x = rc->pr->stereo_fixed_x_right;
320 rc->stereo_off_y = rc->pr->stereo_fixed_y_right;
325 if (rc->stereo_mode & PR_STEREO_FIXED)
327 rc->stereo_off_x = rc->pr->stereo_fixed_x_left;
328 rc->stereo_off_y = rc->pr->stereo_fixed_y_left;
331 DEBUG_1("update size: %p %d %d %d %d", rc, rc->stereo_off_x, rc->stereo_off_y, rc->pr->viewport_width, rc->pr->viewport_height);
333 printf("renderer_update_sizes scale %d %d\n", rc->pr->width, rc->pr->height);
335 clutter_stage_set_color(CLUTTER_STAGE(rc->stage), &stage_color);
338 clutter_actor_set_size(rc->group, rc->pr->viewport_width, rc->pr->viewport_height);
339 clutter_actor_set_position(rc->group, rc->stereo_off_x, rc->stereo_off_y);
341 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->group),
343 (rc->stereo_mode & PR_STEREO_MIRROR) ? 180 : 0,
344 rc->pr->viewport_width / 2.0, 0, 0);
346 clutter_actor_set_rotation(CLUTTER_ACTOR(rc->group),
348 (rc->stereo_mode & PR_STEREO_FLIP) ? 180 : 0,
349 0, rc->pr->viewport_height / 2.0, 0);
354 static void renderer_scroll(void *renderer, gint x_off, gint y_off)
356 printf("renderer_scroll\n");
357 RendererClutter *rc = (RendererClutter *)renderer;
358 PixbufRenderer *pr = rc->pr;
363 static void renderer_stereo_set(void *renderer, gint stereo_mode)
365 RendererClutter *rc = (RendererClutter *)renderer;
367 rc->stereo_mode = stereo_mode;
370 static void renderer_free(void *renderer)
372 RendererClutter *rc = (RendererClutter *)renderer;
373 GtkWidget *widget = gtk_bin_get_child(GTK_BIN(rc->pr));
376 /* widget still exists */
377 clutter_actor_destroy(rc->group);
378 if (clutter_group_get_n_children(CLUTTER_GROUP(rc->stage)) == 0)
380 printf("destroy %p\n", rc->widget);
381 /* this was the last user */
382 gtk_widget_destroy(rc->widget);
386 printf("keep %p\n", rc->widget);
387 g_object_unref(G_OBJECT(rc->widget));
393 RendererFuncs *renderer_clutter_new(PixbufRenderer *pr)
395 RendererClutter *rc = g_new0(RendererClutter, 1);
399 rc->f.area_changed = renderer_area_changed;
400 rc->f.update_pixbuf = renderer_update_pixbuf;
401 rc->f.free = renderer_free;
402 rc->f.update_zoom = renderer_update_zoom;
403 rc->f.invalidate_region = renderer_invalidate_region;
404 rc->f.scroll = renderer_scroll;
405 rc->f.update_sizes = renderer_update_sizes;
408 rc->f.overlay_add = renderer_overlay_add;
409 rc->f.overlay_set = renderer_overlay_set;
410 rc->f.overlay_get = renderer_overlay_get;
411 rc->f.overlay_draw = renderer_overlay_draw;
413 rc->f.stereo_set = renderer_stereo_set;
417 rc->stereo_off_x = 0;
418 rc->stereo_off_y = 0;
421 rc->widget = gtk_bin_get_child(GTK_BIN(rc->pr));
425 if (!GTK_CLUTTER_IS_EMBED(rc->widget))
428 DEBUG_0("pixbuf renderer has a child of other type than gtk_clutter_embed");
434 rc->widget = gtk_clutter_embed_new();
435 gtk_container_add(GTK_CONTAINER(rc->pr), rc->widget);
438 gtk_event_box_set_above_child (GTK_EVENT_BOX(rc->pr), TRUE);
439 rc->stage = gtk_clutter_embed_get_stage (GTK_CLUTTER_EMBED (rc->widget));
441 rc->group = clutter_group_new();
442 clutter_container_add_actor(CLUTTER_CONTAINER(rc->stage), rc->group);
443 clutter_actor_set_clip_to_allocation(CLUTTER_ACTOR(rc->group), TRUE);
445 rc->texture = gtk_clutter_texture_new ();
446 clutter_container_add_actor(CLUTTER_CONTAINER(rc->group), rc->texture);
447 g_object_ref(G_OBJECT(rc->widget));
449 gtk_widget_show(rc->widget);
450 return (RendererFuncs *) rc;
454 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */