shell-app: Remove shell_app_get_faded_icon
In previous commit we removed the only use of shell_app_get_faded_icon so we can remove the function on shell-app as well. https://bugzilla.gnome.org/show_bug.cgi?id=744680
This commit is contained in:
Carlos Soriano
Florian Müllner
parent
e71b0a57fb
commit
ef3285d5e7
184
src/shell-app.c
184
src/shell-app.c
@ -240,190 +240,6 @@ typedef struct {
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StThemeNode *theme_node;
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} CreateFadedIconData;
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static CoglHandle
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shell_app_create_faded_icon_cpu (StTextureCache *cache,
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const char *key,
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void *datap,
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GError **error)
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{
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ClutterBackend *backend = clutter_get_default_backend ();
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CoglContext *ctx = clutter_backend_get_cogl_context (backend);
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CreateFadedIconData *data = datap;
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ShellApp *app;
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GdkPixbuf *pixbuf;
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int size;
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int scale;
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CoglHandle texture;
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gint width, height, rowstride;
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guint8 n_channels;
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gboolean have_alpha;
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gint fade_start;
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gint fade_end;
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guint i, j;
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guint pixbuf_byte_size;
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guint8 *orig_pixels;
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guint8 *pixels;
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GIcon *icon;
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GtkIconInfo *info;
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GtkIconLookupFlags lookup_flags;
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StIconStyle icon_style;
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app = data->app;
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size = data->size;
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scale = data->scale;
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icon_style = st_theme_node_get_icon_style (data->theme_node);
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info = NULL;
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lookup_flags = GTK_ICON_LOOKUP_FORCE_SIZE;
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if (icon_style == ST_ICON_STYLE_REGULAR)
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lookup_flags |= GTK_ICON_LOOKUP_FORCE_REGULAR;
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else if (icon_style == ST_ICON_STYLE_SYMBOLIC)
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lookup_flags |= GTK_ICON_LOOKUP_FORCE_SYMBOLIC;
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icon = g_app_info_get_icon (G_APP_INFO (app->info));
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if (icon != NULL)
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{
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info = gtk_icon_theme_lookup_by_gicon_for_scale (gtk_icon_theme_get_default (),
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icon, size, scale,
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lookup_flags);
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}
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if (info == NULL)
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{
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icon = g_themed_icon_new ("application-x-executable");
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info = gtk_icon_theme_lookup_by_gicon_for_scale (gtk_icon_theme_get_default (),
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icon, size, scale,
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lookup_flags);
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g_object_unref (icon);
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}
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if (info == NULL)
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return COGL_INVALID_HANDLE;
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pixbuf = gtk_icon_info_load_icon (info, NULL);
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g_object_unref (info);
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if (pixbuf == NULL)
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return COGL_INVALID_HANDLE;
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width = gdk_pixbuf_get_width (pixbuf);
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height = gdk_pixbuf_get_height (pixbuf);
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rowstride = gdk_pixbuf_get_rowstride (pixbuf);
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n_channels = gdk_pixbuf_get_n_channels (pixbuf);
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orig_pixels = gdk_pixbuf_get_pixels (pixbuf);
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have_alpha = gdk_pixbuf_get_has_alpha (pixbuf);
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pixbuf_byte_size = (height - 1) * rowstride +
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+ width * ((n_channels * gdk_pixbuf_get_bits_per_sample (pixbuf) + 7) / 8);
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pixels = g_malloc0 (rowstride * height);
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memcpy (pixels, orig_pixels, pixbuf_byte_size);
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/* fade on the right side for LTR, left side for RTL */
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if (data->direction == CLUTTER_TEXT_DIRECTION_LTR)
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{
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fade_start = width / 2;
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fade_end = width;
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}
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else
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{
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fade_start = 0;
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fade_end = width / 2;
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}
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for (i = fade_start; i < fade_end; i++)
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{
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for (j = 0; j < height; j++)
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{
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guchar *pixel = &pixels[j * rowstride + i * n_channels];
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float fade = ((float) i - fade_start) / (fade_end - fade_start);
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if (data->direction == CLUTTER_TEXT_DIRECTION_LTR)
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fade = 1.0 - fade;
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pixel[0] = 0.5 + pixel[0] * fade;
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pixel[1] = 0.5 + pixel[1] * fade;
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pixel[2] = 0.5 + pixel[2] * fade;
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if (have_alpha)
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pixel[3] = 0.5 + pixel[3] * fade;
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}
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}
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texture = COGL_TEXTURE (cogl_texture_2d_new_from_data (ctx, width, height,
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have_alpha ? COGL_PIXEL_FORMAT_RGBA_8888 : COGL_PIXEL_FORMAT_RGB_888,
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rowstride,
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pixels,
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NULL));
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g_free (pixels);
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g_object_unref (pixbuf);
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return texture;
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}
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/**
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* shell_app_get_faded_icon:
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* @app: A #ShellApp
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* @size: Size in pixels
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* @direction: Whether to fade on the left or right
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*
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* Return an actor with a horizontally faded look.
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*
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* Return value: (transfer none): A floating #ClutterActor, or %NULL if no icon
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*/
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ClutterActor *
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shell_app_get_faded_icon (ShellApp *app, int size, ClutterTextDirection direction)
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{
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CoglHandle texture;
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ClutterActor *result;
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char *cache_key;
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CreateFadedIconData data;
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gint scale;
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ShellGlobal *global;
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StThemeContext *context;
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/* Don't fade for window backed apps for now...easier to reuse the
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* property tracking bits, and this helps us visually distinguish
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* app-tracked from not.
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*/
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if (!app->info)
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return window_backed_app_get_icon (app, size);
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global = shell_global_get ();
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context = st_theme_context_get_for_stage (shell_global_get_stage (global));
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g_object_get (context, "scale-factor", &scale, NULL);
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/* Use icon: prefix so that we get evicted from the cache on
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* icon theme changes. */
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cache_key = g_strdup_printf ("icon:%s,size=%d,scale=%d,faded-%s",
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shell_app_get_id (app),
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size, scale,
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direction == CLUTTER_TEXT_DIRECTION_RTL ? "rtl" : "ltr");
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data.app = app;
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data.size = size;
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data.scale = scale;
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data.direction = direction;
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data.theme_node = st_theme_context_get_root_node (context);
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texture = st_texture_cache_load (st_texture_cache_get_default (),
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cache_key,
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ST_TEXTURE_CACHE_POLICY_FOREVER,
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shell_app_create_faded_icon_cpu,
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&data,
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NULL);
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g_free (cache_key);
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if (texture != COGL_INVALID_HANDLE)
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{
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result = clutter_texture_new ();
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clutter_texture_set_cogl_texture (CLUTTER_TEXTURE (result), texture);
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}
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else
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{
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result = clutter_texture_new ();
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g_object_set (result, "opacity", 0, "width", (float) size * scale, "height", (float) size * scale, NULL);
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}
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return result;
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}
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const char *
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shell_app_get_name (ShellApp *app)
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{
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@ -40,7 +40,6 @@ const char *shell_app_get_id (ShellApp *app);
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GDesktopAppInfo *shell_app_get_app_info (ShellApp *app);
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ClutterActor *shell_app_create_icon_texture (ShellApp *app, int size);
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ClutterActor *shell_app_get_faded_icon (ShellApp *app, int size, ClutterTextDirection direction);
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const char *shell_app_get_name (ShellApp *app);
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const char *shell_app_get_description (ShellApp *app);
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gboolean shell_app_is_window_backed (ShellApp *app);
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