diff options
Diffstat (limited to 'src/metadata-widget.c')
| -rw-r--r-- | src/metadata-widget.c | 382 |
1 files changed, 296 insertions, 86 deletions
diff --git a/src/metadata-widget.c b/src/metadata-widget.c index aaf71e2..f600238 100644 --- a/src/metadata-widget.c +++ b/src/metadata-widget.c @@ -34,10 +34,13 @@ struct _MetadataWidgetPrivate { GtkWidget* hbox; GtkWidget* album_art; - gchar* image_path; + GString* image_path; + GString* old_image_path; GtkWidget* artist_label; GtkWidget* piece_label; GtkWidget* container_label; + GdkColor bevel_colour; + GdkColor eight_note_colour; }; #define METADATA_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), METADATA_WIDGET_TYPE, MetadataWidgetPrivate)) @@ -47,25 +50,28 @@ static void metadata_widget_class_init (MetadataWidgetClass *klass); static void metadata_widget_init (MetadataWidget *self); static void metadata_widget_dispose (GObject *object); static void metadata_widget_finalize (GObject *object); -static gboolean metadata_widget_expose_event(GtkWidget* widget, GdkEventExpose* event); +static gboolean metadata_image_expose (GtkWidget *image, GdkEventExpose *event, gpointer user_data); // keyevent consumers static gboolean metadata_widget_button_press_event (GtkWidget *menuitem, GdkEventButton *event); -static gboolean metadata_widget_button_release_event (GtkWidget *menuitem, - GdkEventButton *event); // Dbusmenuitem properties update callback -static void metadata_widget_property_update(DbusmenuMenuitem* item, gchar* property, - GValue* value, gpointer userdata); +static void metadata_widget_property_update (DbusmenuMenuitem* item, + gchar* property, + GValue* value, + gpointer userdata); -static void update_album_art(MetadataWidget* self); -static void style_artist_text(MetadataWidget* self); -static void style_title_text(MetadataWidget* self); -static void style_album_text(MetadataWidget* self); +static void metadata_widget_style_labels(MetadataWidget* self, + GtkLabel* label); + +void metadata_widget_set_style(GtkWidget* button, GtkStyle* style); +static void image_set_from_pixbuf (GtkWidget *widget, + MetadataWidget* metadata, + GdkPixbuf *source); -G_DEFINE_TYPE (MetadataWidget, metadata_widget, GTK_TYPE_MENU_ITEM); +G_DEFINE_TYPE (MetadataWidget, metadata_widget, GTK_TYPE_MENU_ITEM); static void @@ -75,13 +81,11 @@ metadata_widget_class_init (MetadataWidgetClass *klass) GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); widget_class->button_press_event = metadata_widget_button_press_event; - widget_class->button_release_event = metadata_widget_button_release_event; - widget_class->expose_event = metadata_widget_expose_event; + g_type_class_add_private (klass, sizeof (MetadataWidgetPrivate)); gobject_class->dispose = metadata_widget_dispose; gobject_class->finalize = metadata_widget_finalize; - } static void @@ -98,49 +102,52 @@ metadata_widget_init (MetadataWidget *self) // image priv->album_art = gtk_image_new(); - priv->image_path = g_strdup(dbusmenu_menuitem_property_get(twin_item, DBUSMENU_METADATA_MENUITEM_ARTURL)); - update_album_art(self); - + priv->image_path = g_string_new(dbusmenu_menuitem_property_get(twin_item, DBUSMENU_METADATA_MENUITEM_ARTURL)); + priv->old_image_path = g_string_new(""); + g_debug("Metadata::At startup and image path = %s", priv->image_path->str); + + g_signal_connect(priv->album_art, "expose-event", + G_CALLBACK(metadata_image_expose), + GTK_WIDGET(self)); + gtk_widget_set_size_request(GTK_WIDGET(priv->album_art), 60, 60); + gtk_box_pack_start (GTK_BOX (priv->hbox), priv->album_art, FALSE, FALSE, 0); - GtkWidget* vbox = gtk_vbox_new(FALSE, 0); - gtk_container_set_border_width(GTK_CONTAINER(vbox), 10); + // artist GtkWidget* artist; artist = gtk_label_new(dbusmenu_menuitem_property_get(twin_item, DBUSMENU_METADATA_MENUITEM_ARTIST)); - gtk_misc_set_alignment(GTK_MISC(artist), (gfloat)0, (gfloat)0); + gtk_misc_set_padding (GTK_MISC(artist), (gfloat)10, (gfloat)0); gtk_label_set_width_chars(GTK_LABEL(artist), 15); gtk_label_set_ellipsize(GTK_LABEL(artist), PANGO_ELLIPSIZE_MIDDLE); + metadata_widget_style_labels(self, GTK_LABEL(artist)); priv->artist_label = artist; - // Style it up. - style_artist_text(self); - // piece + // title GtkWidget* piece; piece = gtk_label_new(dbusmenu_menuitem_property_get(twin_item, DBUSMENU_METADATA_MENUITEM_TITLE)); gtk_misc_set_alignment(GTK_MISC(piece), (gfloat)0, (gfloat)0); - gtk_label_set_width_chars(GTK_LABEL(piece), 12); + gtk_misc_set_padding (GTK_MISC(piece), (gfloat)10, (gfloat)0); + gtk_label_set_width_chars(GTK_LABEL(piece), 15); gtk_label_set_ellipsize(GTK_LABEL(piece), PANGO_ELLIPSIZE_MIDDLE); + metadata_widget_style_labels(self, GTK_LABEL(piece)); priv->piece_label = piece; - // Style it up. - style_title_text(self); // container GtkWidget* container; container = gtk_label_new(dbusmenu_menuitem_property_get(twin_item, DBUSMENU_METADATA_MENUITEM_ALBUM)); gtk_misc_set_alignment(GTK_MISC(container), (gfloat)0, (gfloat)0); + gtk_misc_set_padding (GTK_MISC(container), (gfloat)10, (gfloat)0); gtk_label_set_width_chars(GTK_LABEL(container), 15); gtk_label_set_ellipsize(GTK_LABEL(container), PANGO_ELLIPSIZE_MIDDLE); + metadata_widget_style_labels(self, GTK_LABEL(container)); priv->container_label = container; - // Style it up. - style_album_text(self); - // Pack in the right order gtk_box_pack_start (GTK_BOX (vbox), priv->piece_label, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), priv->artist_label, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), priv->container_label, FALSE, FALSE, 0); @@ -150,19 +157,13 @@ metadata_widget_init (MetadataWidget *self) g_signal_connect(G_OBJECT(twin_item), "property-changed", G_CALLBACK(metadata_widget_property_update), self); gtk_widget_show_all (priv->hbox); + + g_signal_connect(self, "style-set", G_CALLBACK(metadata_widget_set_style), GTK_WIDGET(self)); + gtk_widget_set_size_request(GTK_WIDGET(self), 200, 60); gtk_container_add (GTK_CONTAINER (self), hbox); } -static gboolean -metadata_widget_expose_event(GtkWidget* widget, GdkEventExpose* event) -{ - MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(widget); - - gtk_container_propagate_expose(GTK_CONTAINER(widget), priv->hbox, event); - return TRUE; -} - static void metadata_widget_dispose (GObject *object) { @@ -175,21 +176,110 @@ metadata_widget_finalize (GObject *object) G_OBJECT_CLASS (metadata_widget_parent_class)->finalize (object); } -/* Suppress/consume keyevents */ +/** + * We override the expose method to enable primitive drawing of the + * empty album art image (and soon rounded rectangles on the album art) + */ static gboolean -metadata_widget_button_press_event (GtkWidget *menuitem, - GdkEventButton *event) +metadata_image_expose (GtkWidget *metadata, GdkEventExpose *event, gpointer user_data) { - g_debug("MetadataWidget::menu_press_event"); + g_return_val_if_fail(IS_METADATA_WIDGET(user_data), FALSE); + MetadataWidget* widget = METADATA_WIDGET(user_data); + MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(widget); + + if(priv->image_path->len > 0){ + + if(g_string_equal(priv->image_path, priv->old_image_path) == FALSE){ + GdkPixbuf* pixbuf; + pixbuf = gdk_pixbuf_new_from_file(priv->image_path->str, NULL); + g_debug("metadata_widget_expose, album art update -> pixbuf from %s", + priv->image_path->str); + pixbuf = gdk_pixbuf_scale_simple(pixbuf,60, 60, GDK_INTERP_BILINEAR); + image_set_from_pixbuf (metadata, widget, pixbuf); + g_string_erase(priv->old_image_path, 0, -1); + g_string_overwrite(priv->old_image_path, 0, priv->image_path->str); + + g_object_unref(pixbuf); + } + return FALSE; + } + + cairo_t *cr; + cr = gdk_cairo_create (metadata->window); + GtkAllocation alloc; + gtk_widget_get_allocation (metadata, &alloc); + + cairo_rectangle (cr, + alloc.x, alloc.y, + alloc.width, alloc.height); + cairo_clip(cr); + + cairo_move_to (cr, alloc.x , alloc.y); + cairo_line_to(cr, alloc.x + alloc.width, + alloc.y); + cairo_line_to(cr, alloc.x + alloc.width, + alloc.y + alloc.height); + cairo_line_to(cr, alloc.x, alloc.y + alloc.height); + cairo_line_to(cr, alloc.x, alloc.y); + + cairo_close_path (cr); + + cairo_set_source_rgba (cr, 123.0f / 255.0f, 123.0f / 255.0f, 120.0f / 255.0f, .8f); + cairo_set_line_width (cr, 2.0); + + cairo_stroke (cr); + + // Draw the eight note + PangoLayout *layout; + PangoFontDescription *desc; + layout = pango_cairo_create_layout(cr); + PangoContext* pcontext = pango_cairo_create_context(cr); + pango_cairo_context_set_resolution (pcontext, 96); + + GString* string = g_string_new(""); + gssize size = -1; + gunichar code = g_utf8_get_char_validated("\342\231\253", size); + g_string_append_unichar (string, code); + + pango_layout_set_text(layout, string->str, -1); + desc = pango_font_description_from_string("Sans Bold 30"); + pango_layout_set_font_description(layout, desc); + pango_font_description_free(desc); + + cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.8); + pango_cairo_update_layout(cr, layout); + cairo_move_to (cr, alloc.x + alloc.width/6, alloc.y); + pango_cairo_show_layout(cr, layout); + + g_object_unref(layout); + g_object_unref(pcontext); + g_string_free (string, TRUE); + cairo_destroy (cr); + return TRUE; } +/* Suppress/consume keyevents */ static gboolean -metadata_widget_button_release_event (GtkWidget *menuitem, +metadata_widget_button_press_event (GtkWidget *menuitem, GdkEventButton *event) { - g_debug("MetadataWidget::menu_release_event"); - return TRUE; + GtkClipboard* board = gtk_clipboard_get (GDK_NONE); + gchar* title = g_strdup(dbusmenu_menuitem_property_get(twin_item, + DBUSMENU_METADATA_MENUITEM_TITLE)); + gchar* artist = g_strdup(dbusmenu_menuitem_property_get(twin_item, + DBUSMENU_METADATA_MENUITEM_ARTIST)); + gchar* album = g_strdup(dbusmenu_menuitem_property_get(twin_item, + DBUSMENU_METADATA_MENUITEM_ALBUM)); + gchar* contents = g_strdup_printf("artist: %s \ntitle: %s \nalbum: %s", artist, title, album); + g_debug("contents to be copied will be : %s", contents); + gtk_clipboard_set_text (board, contents, -1); + gtk_clipboard_store (board); + g_free(contents); + g_free(title); + g_free(artist); + g_free(album); + return FALSE; } // TODO: Manage empty/mangled music details <unknown artist> etc. @@ -212,72 +302,192 @@ metadata_widget_property_update(DbusmenuMenuitem* item, gchar* property, if(g_ascii_strcasecmp(DBUSMENU_METADATA_MENUITEM_ARTIST, property) == 0){ gtk_label_set_text(GTK_LABEL(priv->artist_label), g_value_get_string(value)); - style_artist_text(mitem); + metadata_widget_style_labels(mitem, GTK_LABEL(priv->artist_label)); } else if(g_ascii_strcasecmp(DBUSMENU_METADATA_MENUITEM_TITLE, property) == 0){ gtk_label_set_text(GTK_LABEL(priv->piece_label), g_value_get_string(value)); - style_title_text(mitem); + metadata_widget_style_labels(mitem, GTK_LABEL(priv->piece_label)); } else if(g_ascii_strcasecmp(DBUSMENU_METADATA_MENUITEM_ALBUM, property) == 0){ gtk_label_set_text(GTK_LABEL(priv->container_label), g_value_get_string(value)); - style_album_text(mitem); + metadata_widget_style_labels(mitem, GTK_LABEL(priv->container_label)); } else if(g_ascii_strcasecmp(DBUSMENU_METADATA_MENUITEM_ARTURL, property) == 0){ - if(priv->image_path != NULL){ - g_free(priv->image_path); - } - priv->image_path = g_value_dup_string(value); - if(priv->image_path != NULL){ - update_album_art(mitem); - } + g_string_erase(priv->image_path, 0, -1); + g_string_overwrite(priv->image_path, 0, g_value_get_string (value)); } } -static void -update_album_art(MetadataWidget* self){ - MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(self); - GdkPixbuf* pixbuf; - pixbuf = gdk_pixbuf_new_from_file(priv->image_path, NULL); - pixbuf = gdk_pixbuf_scale_simple(pixbuf,60, 60, GDK_INTERP_BILINEAR); - g_debug("attempting to set the image with path %s", priv->image_path); - gtk_image_set_from_pixbuf(GTK_IMAGE(priv->album_art), pixbuf); - g_object_unref(pixbuf); + +static cairo_surface_t * +surface_from_pixbuf (GdkPixbuf *pixbuf) +{ + cairo_surface_t *surface; + cairo_t *cr; + + surface = cairo_image_surface_create (gdk_pixbuf_get_has_alpha (pixbuf) ? + CAIRO_FORMAT_ARGB32 : CAIRO_FORMAT_RGB24, + gdk_pixbuf_get_width (pixbuf), + gdk_pixbuf_get_height (pixbuf)); + cr = cairo_create (surface); + gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0); + cairo_paint (cr); + cairo_destroy (cr); + + return surface; } -// TODO refactor next 3 methods into one once the style has been -// "signed off" by design static void -style_artist_text(MetadataWidget* self) +rounded_rectangle (cairo_t *cr, + gdouble aspect, + gdouble x, + gdouble y, + gdouble corner_radius, + gdouble width, + gdouble height) { - MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(self); - char* markup; - markup = g_markup_printf_escaped ("<span size=\"small\">%s</span>", - gtk_label_get_text(GTK_LABEL(priv->artist_label))); - gtk_label_set_markup (GTK_LABEL (priv->artist_label), markup); - g_free(markup); + gdouble radius; + gdouble degrees; + + radius = corner_radius / aspect; + degrees = G_PI / 180.0; + + cairo_new_sub_path (cr); + cairo_arc (cr, + x + width - radius, + y + radius, + radius, + -90 * degrees, + 0 * degrees); + cairo_arc (cr, + x + width - radius, + y + height - radius, + radius, + 0 * degrees, + 90 * degrees); + cairo_arc (cr, + x + radius, + y + height - radius, + radius, + 90 * degrees, + 180 * degrees); + cairo_arc (cr, + x + radius, + y + radius, + radius, + 180 * degrees, + 270 * degrees); + cairo_close_path (cr); } static void -style_title_text(MetadataWidget* self) +image_set_from_pixbuf (GtkWidget *widget, + MetadataWidget* metadata, + GdkPixbuf *source) { - MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(self); + cairo_t *cr; + cairo_t *cr_mask; + cairo_surface_t *surface; + GdkPixmap *pixmap; + GdkPixmap *bitmask; + int w; + int h; + int frame_width; + double radius; + GdkColor color; + double r; + double g; + double b; + + MetadataWidgetPrivate* priv = METADATA_WIDGET_GET_PRIVATE(metadata); + GtkImage* image = GTK_IMAGE(priv->album_art); + frame_width = 5; - char* markup; - markup = g_markup_printf_escaped ("<span weight=\"bold\">%s</span>", - gtk_label_get_text(GTK_LABEL(priv->piece_label))); - gtk_label_set_markup (GTK_LABEL (priv->piece_label), markup); - g_free(markup); + w = gdk_pixbuf_get_width (source) + frame_width * 2; + h = gdk_pixbuf_get_height (source) + frame_width * 2; + + radius = w / 10; + + pixmap = gdk_pixmap_new (gtk_widget_get_window (widget), w, h, -1); + bitmask = gdk_pixmap_new (gtk_widget_get_window (widget), w, h, 1); + + if (gtk_widget_get_window (widget) == NULL) + return; + + cr = gdk_cairo_create (pixmap); + cr_mask = gdk_cairo_create (bitmask); + + /* setup mask */ + cairo_rectangle (cr_mask, 0, 0, w, h); + cairo_set_operator (cr_mask, CAIRO_OPERATOR_CLEAR); + cairo_fill (cr_mask); + + rounded_rectangle (cr_mask, 1.0, 0.5, 0.5, radius, w - 1, h - 1); + cairo_set_operator (cr_mask, CAIRO_OPERATOR_OVER); + cairo_set_source_rgb (cr_mask, 1, 1, 1); + cairo_fill (cr_mask); + + color = gtk_widget_get_style (GTK_WIDGET (image))->bg [GTK_STATE_NORMAL]; + r = (float)color.red / 65535.0; + g = (float)color.green / 65535.0; + b = (float)color.blue / 65535.0; + + /* set up image */ + cairo_rectangle (cr, 0, 0, w, h); + cairo_set_source_rgb (cr, r, g, b); + cairo_fill (cr); + + rounded_rectangle (cr, + 1.0, + frame_width + 0.5, + frame_width + 0.5, + radius, + w - frame_width * 2 - 1, + h - frame_width * 2 - 1); + cairo_set_source_rgba (cr, 0.5, 0.5, 0.5, 0.3); + cairo_fill_preserve (cr); + + surface = surface_from_pixbuf (source); + cairo_set_source_surface (cr, surface, frame_width, frame_width); + cairo_fill (cr); + + gtk_image_set_from_pixmap (image, pixmap, bitmask); + + cairo_surface_destroy (surface); + + g_object_unref (bitmask); + g_object_unref (pixmap); + + cairo_destroy (cr_mask); + cairo_destroy (cr); } +// TODO refactor next 3 methods into one once the style has been static void -style_album_text(MetadataWidget* self) +metadata_widget_style_labels(MetadataWidget* self, GtkLabel* label) { - MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(self); char* markup; - markup = g_markup_printf_escaped ("<span size=\"small\">%s</span>", - gtk_label_get_text(GTK_LABEL(priv->container_label))); - gtk_label_set_markup (GTK_LABEL (priv->container_label), markup); - g_free(markup); + markup = g_markup_printf_escaped ("<span size=\"smaller\">%s</span>", + gtk_label_get_text(GTK_LABEL(label))); + gtk_label_set_markup (GTK_LABEL (label), markup); + g_free(markup); +} + +void +metadata_widget_set_style(GtkWidget* metadata, GtkStyle* style) +{ + g_return_if_fail(IS_METADATA_WIDGET(metadata)); + MetadataWidget* widg = METADATA_WIDGET(metadata); + MetadataWidgetPrivate * priv = METADATA_WIDGET_GET_PRIVATE(widg); + if(style == NULL){ + g_warning("metadata_widget_set_style -> style is NULL!"); + return; + } + else{ + g_debug("metadata_widget: about to set the style colours"); + priv->eight_note_colour = style->fg[GTK_STATE_NORMAL]; + priv->bevel_colour = style->bg[GTK_STATE_NORMAL]; + } } /** |