+++ /dev/null
-/*
- * Geeqie
- * (C) 2006 John Ellis
- * Copyright (C) 2008 - 2010 The Geeqie Team
- *
- * Author: John Ellis
- *
- * This software is released under the GNU General Public License (GNU GPL).
- * Please read the included file COPYING for more information.
- * This software comes with no warranty of any kind, use at your own risk!
- */
-
-#include "main.h"
-#include "image-overlay.h"
-
-#include "collect.h"
-#include "exif.h"
-#include "filedata.h"
-#include "histogram.h"
-#include "image.h"
-#include "img-view.h"
-#include "layout.h"
-#include "metadata.h"
-#include "pixbuf-renderer.h"
-#include "pixbuf_util.h"
-#include "ui_fileops.h"
-#include "image-load.h"
-#include "glua.h"
-
-/*
- *----------------------------------------------------------------------------
- * image overlay
- *----------------------------------------------------------------------------
- */
-
-
-typedef struct _OverlayStateData OverlayStateData;
-struct _OverlayStateData {
- ImageWindow *imd;
- ImageState changed_states;
- NotifyType notify;
-
- Histogram *histogram;
-
- OsdShowFlags show;
-
- gint ovl_info;
-
- gint x;
- gint y;
-
- gint icon_time[IMAGE_OSD_COUNT];
- gint icon_id[IMAGE_OSD_COUNT];
-
- guint idle_id; /* event source id */
- guint timer_id; /* event source id */
- gulong destroy_id;
-};
-
-
-typedef struct _OSDIcon OSDIcon;
-struct _OSDIcon {
- gboolean reset; /* reset on new image */
- gint x; /* x, y offset */
- gint y;
- gchar *key; /* inline pixbuf */
-};
-
-static OSDIcon osd_icons[] = {
- { TRUE, 0, 0, NULL }, /* none */
- { TRUE, -10, -10, NULL }, /* auto rotated */
- { TRUE, -10, -10, NULL }, /* user rotated */
- { TRUE, -40, -10, NULL }, /* color embedded */
- { TRUE, -70, -10, NULL }, /* first image */
- { TRUE, -70, -10, NULL }, /* last image */
- { FALSE, -70, -10, NULL }, /* osd enabled */
- { FALSE, 0, 0, NULL }
-};
-
-#define OSD_DATA "overlay-data"
-
-#define IMAGE_OSD_DEFAULT_DURATION 30
-
-#define HISTOGRAM_HEIGHT 140
-#define HISTOGRAM_WIDTH 256
-
-static void image_osd_timer_schedule(OverlayStateData *osd);
-
-void set_image_overlay_template_string(gchar **template_string, const gchar *value)
-{
- g_assert(template_string);
-
- g_free(*template_string);
- *template_string = g_strdup(value);
-}
-
-
-void set_default_image_overlay_template_string(gchar **template_string)
-{
- set_image_overlay_template_string(template_string, DEFAULT_OVERLAY_INFO);
-}
-
-static OverlayStateData *image_get_osd_data(ImageWindow *imd)
-{
- OverlayStateData *osd;
-
- if (!imd) return NULL;
-
- g_assert(imd->pr);
-
- osd = g_object_get_data(G_OBJECT(imd->pr), "IMAGE_OVERLAY_DATA");
- return osd;
-}
-
-static void image_set_osd_data(ImageWindow *imd, OverlayStateData *osd)
-{
- g_assert(imd);
- g_assert(imd->pr);
- g_object_set_data(G_OBJECT(imd->pr), "IMAGE_OVERLAY_DATA", osd);
-}
-
-/*
- *----------------------------------------------------------------------------
- * image histogram
- *----------------------------------------------------------------------------
- */
-
-
-void image_osd_histogram_toggle_channel(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return;
-
- histogram_toggle_channel(osd->histogram);
- image_osd_update(imd);
-}
-
-void image_osd_histogram_toggle_mode(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return;
-
- histogram_toggle_mode(osd->histogram);
- image_osd_update(imd);
-}
-
-void image_osd_histogram_set_channel(ImageWindow *imd, gint chan)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return;
-
- histogram_set_channel(osd->histogram, chan);
- image_osd_update(imd);
-}
-
-void image_osd_histogram_set_mode(ImageWindow *imd, gint mode)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return;
-
- histogram_set_mode(osd->histogram, mode);
- image_osd_update(imd);
-}
-
-gint image_osd_histogram_get_channel(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return HCHAN_DEFAULT;
-
- return histogram_get_channel(osd->histogram);
-}
-
-gint image_osd_histogram_get_mode(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd || !osd->histogram) return 0;
-
- return histogram_get_mode(osd->histogram);
-}
-
-void image_osd_toggle(ImageWindow *imd)
-{
- OsdShowFlags show;
-
- if (!imd) return;
-
- show = image_osd_get(imd);
- if (show == OSD_SHOW_NOTHING)
- {
- image_osd_set(imd, OSD_SHOW_INFO | OSD_SHOW_STATUS);
- return;
- }
- else
- {
- if (show & OSD_SHOW_HISTOGRAM)
- {
- image_osd_set(imd, OSD_SHOW_NOTHING);
- }
- else
- {
- image_osd_set(imd, show | OSD_SHOW_HISTOGRAM);
- }
- }
-}
-
-static gchar *keywords_to_string(FileData *fd)
-{
- GList *keywords;
- GString *kwstr = NULL;
- gchar *ret = NULL;
-
- g_assert(fd);
-
- keywords = metadata_read_list(fd, KEYWORD_KEY, METADATA_PLAIN);
-
- if (keywords)
- {
- GList *work = keywords;
-
- while (work)
- {
- gchar *kw = work->data;
- work = work->next;
-
- if (!kw) continue;
- if (!kwstr)
- kwstr = g_string_new("");
- else
- g_string_append(kwstr, ", ");
-
- g_string_append(kwstr, kw);
- }
- string_list_free(keywords);
- }
-
- if (kwstr)
- {
- ret = kwstr->str;
- g_string_free(kwstr, FALSE);
- }
-
- return ret;
-}
-
-static gchar *image_osd_mkinfo(const gchar *str, ImageWindow *imd, GHashTable *vars)
-{
- gchar delim = '%', imp = '|', sep[] = " - ";
- gchar *start, *end;
- guint pos, prev;
- gboolean want_separator = FALSE;
- gchar *name, *data;
- GString *new;
- gchar *ret;
-
- if (!str || !*str) return g_strdup("");
-
- new = g_string_new(str);
-
- prev = 0;
-
- while (TRUE)
- {
- guint limit = 0;
- gchar *trunc = NULL;
- gchar *limpos = NULL;
- gchar *extra = NULL;
- gchar *extrapos = NULL;
- gchar *p;
-
- start = strchr(new->str, delim);
- if (!start)
- break;
- end = strchr(start+1, delim);
- if (!end)
- break;
-
- /* Search for optionnal modifiers
- * %name:99:extra% -> name = "name", limit=99, extra = "extra"
- */
- for (p = start + 1; p < end; p++)
- {
- if (p[0] == ':')
- {
- if (g_ascii_isdigit(p[1]) && !limpos)
- {
- limpos = p + 1;
- if (!trunc) trunc = p;
- }
- else
- {
- extrapos = p + 1;
- if (!trunc) trunc = p;
- break;
- }
- }
- }
-
- if (limpos)
- limit = (guint) atoi(limpos);
-
- if (extrapos)
- extra = g_strndup(extrapos, end - extrapos);
-
- name = g_strndup(start+1, (trunc ? trunc : end)-start-1);
- pos = start - new->str;
- data = NULL;
-
- if (strcmp(name, "keywords") == 0)
- {
- data = keywords_to_string(imd->image_fd);
- }
- else if (strcmp(name, "comment") == 0)
- {
- data = metadata_read_string(imd->image_fd, COMMENT_KEY, METADATA_PLAIN);
- }
-#ifdef HAVE_LUA
- else if (strncmp(name, "lua/", 4) == 0)
- {
- gchar *tmp;
- tmp = strchr(name+4, '/');
- if (!tmp)
- break;
- *tmp = '\0';
- data = lua_callvalue(imd->image_fd, name+4, tmp+1);
- }
-#endif
- else
- {
- data = g_strdup(g_hash_table_lookup(vars, name));
- if (!data)
- data = metadata_read_string(imd->image_fd, name, METADATA_FORMATTED);
- }
-
- if (data && *data && limit > 0 && strlen(data) > limit + 3)
- {
- gchar *new_data = g_strdup_printf("%-*.*s...", limit, limit, data);
- g_free(data);
- data = new_data;
- }
-
- if (data)
- {
- /* Since we use pango markup to display, we need to escape here */
- gchar *escaped = g_markup_escape_text(data, -1);
- g_free(data);
- data = escaped;
- }
-
- if (extra)
- {
- if (data && *data)
- {
- /* Display data between left and right parts of extra string
- * the data is expressed by a '*' character. A '*' may be escaped
- * by a \. You should escape all '*' characters, do not rely on the
- * current implementation which only replaces the first unescaped '*'.
- * If no "*" is present, the extra string is just appended to data string.
- * Pango mark up is accepted in left and right parts.
- * Any \n is replaced by a newline
- * Examples:
- * "<i>*</i>\n" -> data is displayed in italics ended with a newline
- * "\n" -> ended with newline
- * "ISO *" -> prefix data with "ISO " (ie. "ISO 100")
- * "\**\*" -> prefix data with a star, and append a star (ie. "*100*")
- * "\\*" -> prefix data with an anti slash (ie "\100")
- * "Collection <b>*</b>\n" -> display data in bold prefixed by "Collection " and a newline is appended
- *
- * FIXME: using background / foreground colors lead to weird results.
- */
- gchar *new_data;
- gchar *left = NULL;
- gchar *right = extra;
- gchar *p;
- guint len = strlen(extra);
-
- /* Search for left and right parts and unescape characters */
- for (p = extra; *p; p++, len--)
- if (p[0] == '\\')
- {
- if (p[1] == 'n')
- {
- memmove(p+1, p+2, --len);
- p[0] = '\n';
- }
- else if (p[1] != '\0')
- memmove(p, p+1, len--); // includes \0
- }
- else if (p[0] == '*' && !left)
- {
- right = p + 1;
- left = extra;
- }
-
- if (left) right[-1] = '\0';
-
- new_data = g_strdup_printf("%s%s%s", left ? left : "", data, right);
- g_free(data);
- data = new_data;
- }
- g_free(extra);
- }
-
- g_string_erase(new, pos, end-start+1);
- if (data && *data)
- {
- if (want_separator)
- {
- /* insert separator */
- g_string_insert(new, pos, sep);
- pos += strlen(sep);
- want_separator = FALSE;
- }
-
- g_string_insert(new, pos, data);
- pos += strlen(data);
- }
-
- if (pos-prev >= 1 && new->str[pos] == imp)
- {
- /* pipe character is replaced by a separator, delete it
- * and raise a flag if needed */
- g_string_erase(new, pos--, 1);
- want_separator |= (data && *data);
- }
-
- if (new->str[pos] == '\n') want_separator = FALSE;
-
- prev = pos - 1;
-
- g_free(name);
- g_free(data);
- }
-
- /* search and destroy empty lines */
- end = new->str;
- while ((start = strchr(end, '\n')))
- {
- end = start;
- while (*++(end) == '\n')
- ;
- g_string_erase(new, start-new->str, end-start-1);
- }
-
- g_strchomp(new->str);
-
- ret = new->str;
- g_string_free(new, FALSE);
-
- return ret;
-}
-
-typedef enum {
- OSDT_NONE = 0,
- OSDT_FREE = 1 << 0,
- OSDT_NO_DUP = 1 << 1
-} OsdTemplateFlags;
-
-static void osd_template_insert(GHashTable *vars, gchar *keyword, gchar *value, OsdTemplateFlags flags)
-{
- if (!value)
- {
- g_hash_table_insert(vars, keyword, g_strdup(""));
- return;
- }
-
- if (flags & OSDT_NO_DUP)
- {
- g_hash_table_insert(vars, keyword, value);
- return;
- }
- else
- {
- g_hash_table_insert(vars, keyword, g_strdup(value));
- }
-
- if (flags & OSDT_FREE) g_free((gpointer) value);
-}
-
-static GdkPixbuf *image_osd_info_render(OverlayStateData *osd)
-{
- GdkPixbuf *pixbuf = NULL;
- gint width, height;
- PangoLayout *layout;
- const gchar *name;
- gchar *text;
- GdkPixbuf *imgpixbuf = NULL;
- gboolean with_hist;
- const HistMap *histmap;
- ImageWindow *imd = osd->imd;
- FileData *fd = image_get_fd(imd);
-
- if (!fd) return NULL;
-
- name = image_get_name(imd);
- if (name)
- {
- gint n, t;
- CollectionData *cd;
- CollectInfo *info;
- GHashTable *vars;
-
- vars = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_free);
-
- cd = image_get_collection(imd, &info);
- if (cd)
- {
- t = g_list_length(cd->list);
- n = g_list_index(cd->list, info) + 1;
- if (cd->name)
- {
- if (file_extension_match(cd->name, GQ_COLLECTION_EXT))
- osd_template_insert(vars, "collection", remove_extension_from_path(cd->name), OSDT_FREE);
- else
- osd_template_insert(vars, "collection", cd->name, OSDT_NONE);
- }
- else
- {
- osd_template_insert(vars, "collection", _("Untitled"), OSDT_NONE);
- }
- }
- else
- {
- LayoutWindow *lw = layout_find_by_image(imd);
- if (lw)
- {
- if (lw->slideshow)
- {
- n = g_list_length(lw->slideshow->list_done);
- t = n + g_list_length(lw->slideshow->list);
- if (n == 0) n = t;
- }
- else
- {
- t = layout_list_count(lw, NULL);
- n = layout_list_get_index(lw, image_get_fd(lw->image)) + 1;
- }
- }
- else if (view_window_find_image(imd, &n, &t))
- {
- n++;
- }
- else
- {
- t = 1;
- n = 1;
- }
-
- if (n < 1) n = 1;
- if (t < 1) t = 1;
-
- osd_template_insert(vars, "collection", NULL, OSDT_NONE);
- }
-
- osd_template_insert(vars, "number", g_strdup_printf("%d", n), OSDT_NO_DUP);
- osd_template_insert(vars, "total", g_strdup_printf("%d", t), OSDT_NO_DUP);
- osd_template_insert(vars, "name", (gchar *) name, OSDT_NONE);
- osd_template_insert(vars, "date", imd->image_fd ? ((gchar *) text_from_time(imd->image_fd->date)) : "", OSDT_NONE);
- osd_template_insert(vars, "size", imd->image_fd ? (text_from_size_abrev(imd->image_fd->size)) : g_strdup(""), OSDT_FREE);
- osd_template_insert(vars, "zoom", image_zoom_get_as_text(imd), OSDT_FREE);
-
- if (!imd->unknown)
- {
- gint w, h;
- GdkPixbuf *load_pixbuf = image_loader_get_pixbuf(imd->il);
-
- if (imd->delay_flip &&
- imd->il && load_pixbuf &&
- image_get_pixbuf(imd) != load_pixbuf)
- {
- w = gdk_pixbuf_get_width(load_pixbuf);
- h = gdk_pixbuf_get_height(load_pixbuf);
- imgpixbuf = load_pixbuf;
- }
- else
- {
- image_get_image_size(imd, &w, &h);
- imgpixbuf = (PIXBUF_RENDERER(imd->pr))->pixbuf;
- }
-
-
- osd_template_insert(vars, "width", g_strdup_printf("%d", w), OSDT_NO_DUP);
- osd_template_insert(vars, "height", g_strdup_printf("%d", h), OSDT_NO_DUP);
- osd_template_insert(vars, "res", g_strdup_printf("%d × %d", w, h), OSDT_FREE);
- }
- else
- {
- osd_template_insert(vars, "width", NULL, OSDT_NONE);
- osd_template_insert(vars, "height", NULL, OSDT_NONE);
- osd_template_insert(vars, "res", NULL, OSDT_NONE);
- }
-
- text = image_osd_mkinfo(options->image_overlay.template_string, imd, vars);
- g_hash_table_destroy(vars);
-
- } else {
- /* When does this occur ?? */
- text = g_markup_escape_text(_("Untitled"), -1);
- }
-
- with_hist = ((osd->show & OSD_SHOW_HISTOGRAM) && osd->histogram);
- if (with_hist)
- {
- histmap = histmap_get(imd->image_fd);
- if (!histmap)
- {
- histmap_start_idle(imd->image_fd);
- with_hist = FALSE;
- }
- }
-
-
- {
- gint active_marks = 0;
- gint mark;
- gchar *text2;
-
- for (mark = 0; mark < FILEDATA_MARKS_SIZE; mark++)
- {
- active_marks += file_data_get_mark(fd, mark);
- }
-
- if (active_marks > 0)
- {
- GString *buf = g_string_sized_new(FILEDATA_MARKS_SIZE * 2);
-
- for (mark = 0; mark < FILEDATA_MARKS_SIZE; mark++)
- {
- g_string_append_printf(buf, file_data_get_mark(fd, mark) ? " <span background='#FF00FF'>%c</span>" : " %c", '1' + mark);
- }
-
- if (*text)
- text2 = g_strdup_printf("%s\n%s", text, buf->str);
- else
- text2 = g_strdup(buf->str);
- g_string_free(buf, TRUE);
- g_free(text);
- text = text2;
- }
-
- if (with_hist)
- {
- gchar *escaped_histogram_label = g_markup_escape_text(histogram_label(osd->histogram), -1);
- if (*text)
- text2 = g_strdup_printf("%s\n%s", text, escaped_histogram_label);
- else
- text2 = g_strdup(escaped_histogram_label);
- g_free(escaped_histogram_label);
- g_free(text);
- text = text2;
- }
- }
-
- layout = gtk_widget_create_pango_layout(imd->pr, NULL);
- pango_layout_set_markup(layout, text, -1);
- g_free(text);
-
- pango_layout_get_pixel_size(layout, &width, &height);
- /* with empty text width is set to 0, but not height) */
- if (width == 0)
- height = 0;
- else if (height == 0)
- width = 0;
- if (width > 0) width += 10;
- if (height > 0) height += 10;
-
- if (with_hist)
- {
- if (width < HISTOGRAM_WIDTH + 10) width = HISTOGRAM_WIDTH + 10;
- height += HISTOGRAM_HEIGHT + 5;
- }
-
- if (width > 0 && height > 0)
- {
- /* TODO: make osd color configurable --Zas */
- pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, width, height);
- pixbuf_set_rect_fill(pixbuf, 3, 3, width-6, height-6, 240, 240, 240, 210);
- pixbuf_set_rect(pixbuf, 0, 0, width, height, 240, 240, 240, 80, 1, 1, 1, 1);
- pixbuf_set_rect(pixbuf, 1, 1, width-2, height-2, 240, 240, 240, 130, 1, 1, 1, 1);
- pixbuf_set_rect(pixbuf, 2, 2, width-4, height-4, 240, 240, 240, 180, 1, 1, 1, 1);
- pixbuf_pixel_set(pixbuf, 0, 0, 0, 0, 0, 0);
- pixbuf_pixel_set(pixbuf, width - 1, 0, 0, 0, 0, 0);
- pixbuf_pixel_set(pixbuf, 0, height - 1, 0, 0, 0, 0);
- pixbuf_pixel_set(pixbuf, width - 1, height - 1, 0, 0, 0, 0);
-
- if (with_hist)
- {
- gint x = 5;
- gint y = height - HISTOGRAM_HEIGHT - 5;
- gint w = width - 10;
-
- pixbuf_set_rect_fill(pixbuf, x, y, w, HISTOGRAM_HEIGHT, 220, 220, 220, 210);
- histogram_draw(osd->histogram, histmap, pixbuf, x, y, w, HISTOGRAM_HEIGHT);
- }
- pixbuf_draw_layout(pixbuf, layout, imd->pr, 5, 5, 0, 0, 0, 255);
- }
-
- g_object_unref(G_OBJECT(layout));
-
- return pixbuf;
-}
-
-static GdkPixbuf *image_osd_icon_pixbuf(ImageOSDFlag flag)
-{
- static GdkPixbuf **icons = NULL;
- GdkPixbuf *icon = NULL;
-
- if (!icons) icons = g_new0(GdkPixbuf *, IMAGE_OSD_COUNT);
- if (icons[flag]) return icons[flag];
-
- if (osd_icons[flag].key)
- {
- icon = pixbuf_inline(osd_icons[flag].key);
- }
-
- if (!icon)
- {
- icon = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, 24, 24);
- pixbuf_set_rect_fill(icon, 1, 1, 22, 22, 255, 255, 255, 200);
- pixbuf_set_rect(icon, 0, 0, 24, 24, 0, 0, 0, 128, 1, 1, 1, 1);
- switch (flag)
- {
- case IMAGE_OSD_ROTATE_AUTO:
- pixbuf_set_rect(icon, 3, 8, 11, 12,
- 0, 0, 0, 255,
- 3, 0, 3, 0);
- pixbuf_draw_triangle(icon, 14, 3, 6, 12,
- 20, 9, 14, 15, 14, 3,
- 0, 0, 0, 255);
- break;
- case IMAGE_OSD_ROTATE_USER:
- break;
- case IMAGE_OSD_COLOR:
- pixbuf_set_rect_fill(icon, 3, 3, 18, 6, 200, 0, 0, 255);
- pixbuf_set_rect_fill(icon, 3, 9, 18, 6, 0, 200, 0, 255);
- pixbuf_set_rect_fill(icon, 3, 15, 18, 6, 0, 0, 200, 255);
- break;
- case IMAGE_OSD_FIRST:
- pixbuf_set_rect(icon, 3, 3, 18, 18, 0, 0, 0, 200, 3, 3, 3, 0);
- pixbuf_draw_triangle(icon, 6, 5, 12, 6,
- 12, 5, 18, 11, 6, 11,
- 0, 0, 0, 255);
- break;
- case IMAGE_OSD_LAST:
- pixbuf_set_rect(icon, 3, 3, 18, 18, 0, 0, 0, 200, 3, 3, 0, 3);
- pixbuf_draw_triangle(icon, 6, 12, 12, 6,
- 12, 18, 6, 12, 18, 12,
- 0, 0, 0, 255);
- break;
- case IMAGE_OSD_ICON:
- pixbuf_set_rect_fill(icon, 11, 3, 3, 12, 0, 0, 0, 255);
- pixbuf_set_rect_fill(icon, 11, 17, 3, 3, 0, 0, 0, 255);
- break;
- default:
- break;
- }
- }
-
- icons[flag] = icon;
-
- return icon;
-}
-
-static gint image_overlay_add(ImageWindow *imd, GdkPixbuf *pixbuf, gint x, gint y,
- OverlayRendererFlags flags)
-{
- return pixbuf_renderer_overlay_add((PixbufRenderer *)imd->pr, pixbuf, x, y, flags);
-}
-
-static void image_overlay_set(ImageWindow *imd, gint id, GdkPixbuf *pixbuf, gint x, gint y)
-{
- pixbuf_renderer_overlay_set((PixbufRenderer *)imd->pr, id, pixbuf, x, y);
-}
-
-#if 0 /* unused for now */
-static gint image_overlay_get(ImageWindow *imd, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
-{
- return pixbuf_renderer_overlay_get((PixbufRenderer *)imd->pr, id, pixbuf, x, y);
-}
-#endif
-
-static void image_overlay_remove(ImageWindow *imd, gint id)
-{
- pixbuf_renderer_overlay_remove((PixbufRenderer *)imd->pr, id);
-}
-
-static void image_osd_icon_show(OverlayStateData *osd, ImageOSDFlag flag)
-{
- GdkPixbuf *pixbuf;
-
- if (osd->icon_id[flag]) return;
-
- pixbuf = image_osd_icon_pixbuf(flag);
- if (!pixbuf) return;
-
- osd->icon_id[flag] = image_overlay_add(osd->imd, pixbuf,
- osd_icons[flag].x, osd_icons[flag].y,
- OVL_RELATIVE);
-}
-
-static void image_osd_icon_hide(OverlayStateData *osd, ImageOSDFlag flag)
-{
- if (osd->icon_id[flag])
- {
- image_overlay_remove(osd->imd, osd->icon_id[flag]);
- osd->icon_id[flag] = 0;
- }
-}
-
-static void image_osd_icons_reset_time(OverlayStateData *osd)
-{
- gint i;
-
- for (i = 0; i < IMAGE_OSD_COUNT; i++)
- {
- if (osd_icons[i].reset)
- {
- osd->icon_time[i] = 0;
- }
- }
-}
-
-static void image_osd_icons_update(OverlayStateData *osd)
-{
- gint i;
-
- for (i = 0; i < IMAGE_OSD_COUNT; i++)
- {
- if (osd->icon_time[i] > 0)
- {
- image_osd_icon_show(osd, i);
- }
- else
- {
- image_osd_icon_hide(osd, i);
- }
- }
-}
-
-static void image_osd_icons_hide(OverlayStateData *osd)
-{
- gint i;
-
- for (i = 0; i < IMAGE_OSD_COUNT; i++)
- {
- image_osd_icon_hide(osd, i);
- }
-}
-
-static void image_osd_info_show(OverlayStateData *osd, GdkPixbuf *pixbuf)
-{
- if (osd->ovl_info == 0)
- {
- osd->ovl_info = image_overlay_add(osd->imd, pixbuf, osd->x, osd->y, OVL_RELATIVE);
- }
- else
- {
- image_overlay_set(osd->imd, osd->ovl_info, pixbuf, osd->x, osd->y);
- }
-}
-
-static void image_osd_info_hide(OverlayStateData *osd)
-{
- if (osd->ovl_info == 0) return;
-
- image_overlay_remove(osd->imd, osd->ovl_info);
- osd->ovl_info = 0;
-}
-
-static gboolean image_osd_update_cb(gpointer data)
-{
- OverlayStateData *osd = data;
-
- if (osd->show & OSD_SHOW_INFO)
- {
- /* redraw when the image was changed,
- with histogram we have to redraw also when loading is finished */
- if (osd->changed_states & IMAGE_STATE_IMAGE ||
- (osd->changed_states & IMAGE_STATE_LOADING && osd->show & OSD_SHOW_HISTOGRAM) ||
- osd->notify & NOTIFY_HISTMAP)
- {
- GdkPixbuf *pixbuf;
-
- pixbuf = image_osd_info_render(osd);
- if (pixbuf)
- {
- image_osd_info_show(osd, pixbuf);
- g_object_unref(pixbuf);
- }
- else
- {
- image_osd_info_hide(osd);
- }
- }
- }
- else
- {
- image_osd_info_hide(osd);
- }
-
- if (osd->show & OSD_SHOW_STATUS)
- {
- if (osd->changed_states & IMAGE_STATE_IMAGE)
- image_osd_icons_reset_time(osd);
-
- if (osd->changed_states & IMAGE_STATE_COLOR_ADJ)
- {
- osd->icon_time[IMAGE_OSD_COLOR] = IMAGE_OSD_DEFAULT_DURATION + 1;
- image_osd_timer_schedule(osd);
- }
-
- if (osd->changed_states & IMAGE_STATE_ROTATE_AUTO)
- {
- gint n = 0;
-
- if (osd->imd->state & IMAGE_STATE_ROTATE_AUTO)
- {
- n = 1;
- if (!osd->imd->cm) n += IMAGE_OSD_DEFAULT_DURATION;
- }
-
- osd->icon_time[IMAGE_OSD_ROTATE_AUTO] = n;
- image_osd_timer_schedule(osd);
- }
-
- image_osd_icons_update(osd);
- }
- else
- {
- image_osd_icons_hide(osd);
- }
-
- osd->changed_states = IMAGE_STATE_NONE;
- osd->notify = 0;
- osd->idle_id = 0;
- return FALSE;
-}
-
-static void image_osd_update_schedule(OverlayStateData *osd, gboolean force)
-{
- if (force) osd->changed_states |= IMAGE_STATE_IMAGE;
-
- if (!osd->idle_id)
- {
- osd->idle_id = g_idle_add_full(G_PRIORITY_HIGH, image_osd_update_cb, osd, NULL);
- }
-}
-
-void image_osd_update(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd) return;
-
- image_osd_update_schedule(osd, TRUE);
-}
-
-static gboolean image_osd_timer_cb(gpointer data)
-{
- OverlayStateData *osd = data;
- gboolean done = TRUE;
- gboolean changed = FALSE;
- gint i;
-
- for (i = 0; i < IMAGE_OSD_COUNT; i++)
- {
- if (osd->icon_time[i] > 1)
- {
- osd->icon_time[i]--;
- if (osd->icon_time[i] < 2)
- {
- osd->icon_time[i] = 0;
- changed = TRUE;
- }
- else
- {
- done = FALSE;
- }
- }
- }
-
- if (changed) image_osd_update_schedule(osd, FALSE);
-
- if (done)
- {
- osd->timer_id = 0;
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void image_osd_timer_schedule(OverlayStateData *osd)
-{
- if (!osd->timer_id)
- {
- osd->timer_id = g_timeout_add(100, image_osd_timer_cb, osd);
- }
-}
-
-static void image_osd_state_cb(ImageWindow *imd, ImageState state, gpointer data)
-{
- OverlayStateData *osd = data;
-
- osd->changed_states |= state;
- image_osd_update_schedule(osd, FALSE);
-}
-
-static void image_osd_notify_cb(FileData *fd, NotifyType type, gpointer data)
-{
- OverlayStateData *osd = data;
-
- if ((type & (NOTIFY_HISTMAP)) && osd->imd && fd == osd->imd->image_fd)
- {
- DEBUG_1("Notify osd: %s %04x", fd->path, type);
- osd->notify |= type;
- image_osd_update_schedule(osd, FALSE);
- }
-}
-
-
-static void image_osd_free(OverlayStateData *osd)
-{
- if (!osd) return;
-
- if (osd->idle_id) g_source_remove(osd->idle_id);
- if (osd->timer_id) g_source_remove(osd->timer_id);
-
- file_data_unregister_notify_func(image_osd_notify_cb, osd);
-
- if (osd->imd)
- {
- image_set_osd_data(osd->imd, NULL);
- g_signal_handler_disconnect(osd->imd->pr, osd->destroy_id);
-
- image_set_state_func(osd->imd, NULL, NULL);
-
- image_osd_info_hide(osd);
- image_osd_icons_hide(osd);
- }
-
- if (osd->histogram) histogram_free(osd->histogram);
-
- g_free(osd);
-}
-
-#if 0
-static void image_osd_remove(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (osd) image_osd_free(osd);
-}
-#endif
-
-static void image_osd_destroy_cb(GtkWidget *widget, gpointer data)
-{
- OverlayStateData *osd = data;
-
- osd->imd = NULL;
- image_osd_free(osd);
-}
-
-static void image_osd_enable(ImageWindow *imd, OsdShowFlags show)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd)
- {
- osd = g_new0(OverlayStateData, 1);
- osd->imd = imd;
- osd->show = OSD_SHOW_NOTHING;
- osd->x = options->image_overlay.x;
- osd->y = options->image_overlay.y;
-
- osd->histogram = histogram_new();
-
- osd->destroy_id = g_signal_connect(G_OBJECT(imd->pr), "destroy",
- G_CALLBACK(image_osd_destroy_cb), osd);
- image_set_osd_data(imd, osd);
-
- image_set_state_func(osd->imd, image_osd_state_cb, osd);
- file_data_register_notify_func(image_osd_notify_cb, osd, NOTIFY_PRIORITY_LOW);
- }
-
- if (show & OSD_SHOW_STATUS)
- image_osd_icon(imd, IMAGE_OSD_ICON, -1);
-
- if (show != osd->show)
- image_osd_update_schedule(osd, TRUE);
-
- osd->show = show;
-}
-
-void image_osd_set(ImageWindow *imd, OsdShowFlags show)
-{
- if (!imd) return;
-
- image_osd_enable(imd, show);
-}
-
-OsdShowFlags image_osd_get(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- return osd ? osd->show : OSD_SHOW_NOTHING;
-}
-
-Histogram *image_osd_get_histogram(ImageWindow *imd)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- return osd ? osd->histogram : NULL;
-}
-
-void image_osd_copy_status(ImageWindow *src, ImageWindow *dest)
-{
- Histogram *h_src, *h_dest;
- image_osd_set(dest, image_osd_get(src));
-
- h_src = image_osd_get_histogram(src);
- h_dest = image_osd_get_histogram(dest);
-
- h_dest->histogram_mode = h_src->histogram_mode;
- h_dest->histogram_channel = h_src->histogram_channel;
-
-}
-
-/* duration:
- 0 = hide
- 1 = show
- 2+ = show for duration tenths of a second
- -1 = use default duration
- */
-void image_osd_icon(ImageWindow *imd, ImageOSDFlag flag, gint duration)
-{
- OverlayStateData *osd = image_get_osd_data(imd);
-
- if (!osd) return;
-
- if (flag >= IMAGE_OSD_COUNT) return;
- if (duration < 0) duration = IMAGE_OSD_DEFAULT_DURATION;
- if (duration > 1) duration += 1;
-
- osd->icon_time[flag] = duration;
-
- image_osd_update_schedule(osd, FALSE);
- image_osd_timer_schedule(osd);
-}
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
projects / geeqie.git / blobdiff