148 lines
4.1 KiB
C
148 lines
4.1 KiB
C
/*
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* Copyright 2016 (c) Anna Schumaker.
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*/
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#include <core/audio.h>
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#include <gui/artwork.h>
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#include <gui/window.h>
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#include <glib/gi18n.h>
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#define ARTWORK_PREVIEW_SIZE 150
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static struct album *artwork_current = NULL;
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static unsigned int artwork_timeout = 0;
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static cairo_surface_t *__gui_artwork_scale(cairo_surface_t *orig, int new_h)
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{
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int old_h = cairo_image_surface_get_height(orig);
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int old_w = cairo_image_surface_get_width(orig);
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int new_w = (old_w * new_h) / old_h;
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int scale = gtk_widget_get_scale_factor(GTK_WIDGET(gui_artwork()));
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cairo_content_t content = cairo_surface_get_content(orig);
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cairo_surface_t *scaled = cairo_surface_create_similar(orig, content,
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new_w, new_h);
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cairo_t *cairo = cairo_create(scaled);
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cairo_scale(cairo, (double)(scale * new_w) / old_w,
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(double)(scale * new_h) / old_h);
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cairo_set_source_surface(cairo, orig, 0, 0);
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cairo_paint(cairo);
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cairo_destroy(cairo);
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return scaled;
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}
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static cairo_surface_t *__gui_artwork_get(gchar *path, int new_h)
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{
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GdkPixbuf *pixbuf = path ? gdk_pixbuf_new_from_file(path, NULL) : NULL;
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cairo_surface_t *surface = NULL;
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cairo_surface_t *scaled = NULL;
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if (!pixbuf)
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return NULL;
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surface = gdk_cairo_surface_create_from_pixbuf(pixbuf, 0, NULL);
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if (surface) {
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scaled = __gui_artwork_scale(surface, new_h);
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cairo_surface_destroy(surface);
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}
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g_object_unref(G_OBJECT(pixbuf));
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return scaled;
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}
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static bool __gui_artwork_set_path(GtkImage *image, gchar *path, int new_h)
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{
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cairo_surface_t *surface = __gui_artwork_get(path, new_h);
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bool status = surface != NULL;
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if (surface) {
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gtk_image_set_from_surface(image, surface);
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cairo_surface_destroy(surface);
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} else
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gtk_image_set_from_icon_name(image, "image-missing",
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GTK_ICON_SIZE_DIALOG);
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return status;
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}
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static gboolean __gui_artwork_timeout(gpointer data)
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{
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struct track *track = audio_cur_track();
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int height = gui_builder_widget_height("artwork");
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gchar *path;
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bool status;
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if (!track || track->tr_album == artwork_current)
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return G_SOURCE_REMOVE;
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path = album_artwork_path(track->tr_album);
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status = __gui_artwork_set_path(gui_artwork(), path, height);
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gtk_widget_set_sensitive(GTK_WIDGET(gui_artwork()), status);
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artwork_current = status ? track->tr_album : NULL;
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artwork_timeout = status ? artwork_timeout : 0;
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g_free(path);
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return status ? G_SOURCE_CONTINUE : G_SOURCE_REMOVE;
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}
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void __gui_artwork_update_preview(GtkFileChooser *chooser, gpointer data)
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{
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GtkWidget *preview = gtk_file_chooser_get_preview_widget(chooser);
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gchar *path = gtk_file_chooser_get_preview_filename(chooser);
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__gui_artwork_set_path(GTK_IMAGE(preview), path, ARTWORK_PREVIEW_SIZE);
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g_free(path);
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}
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void __gui_artwork_select_cover(GtkButton *button)
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{
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struct track *track = audio_cur_track();
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GtkWidget *preview, *dialog;
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GtkFileFilter *filter;
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gchar *path;
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if (!track)
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return;
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filter = gtk_file_filter_new();
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preview = gtk_image_new_from_icon_name("", GTK_ICON_SIZE_DIALOG);
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dialog = gtk_file_chooser_dialog_new("Choose an image", gui_window(),
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GTK_FILE_CHOOSER_ACTION_OPEN,
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_("_Cancel"), GTK_RESPONSE_CANCEL,
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_("_Open"), GTK_RESPONSE_ACCEPT,
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NULL);
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gtk_file_filter_add_mime_type(filter, "image/*");
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gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
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gtk_file_chooser_set_show_hidden(GTK_FILE_CHOOSER(dialog), true);
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gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(dialog), preview);
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gtk_file_chooser_set_use_preview_label(GTK_FILE_CHOOSER(dialog), false);
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g_signal_connect(dialog, "update-preview",
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(GCallback)__gui_artwork_update_preview, NULL);
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if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
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path = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
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gui_artwork_import(track, path);
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g_free(path);
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}
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gtk_widget_destroy(dialog);
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}
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void gui_artwork_set_cover(void)
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{
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if (__gui_artwork_timeout(NULL) != G_SOURCE_CONTINUE)
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return;
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artwork_timeout = g_timeout_add(2000, __gui_artwork_timeout, NULL);
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}
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void gui_artwork_import(struct track *track, gchar *path)
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{
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album_artwork_import(track->tr_album, path);
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if (track == audio_cur_track()) {
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artwork_current = NULL;
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gui_artwork_set_cover();
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}
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}
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