private bool RenderArtistImage(string imagePath, CellContext context)
{
// majority of artist images has size 400 * 155
int originalImageWidth = 400;
int orginalImageHeight = 155;
double scale = 0.22;
// calculate size:
int spacing = 0;
int thumb_height = (int)(orginalImageHeight * scale);
int thumb_width = (int)(originalImageWidth * scale);
Gdk.Pixbuf artistPixbuf = null;
artistPixbuf = new Gdk.Pixbuf(imagePath);
if (artistPixbuf != null)
{
artistPixbuf = artistPixbuf.ScaleSimple(thumb_width, thumb_height, Gdk.InterpType.Bilinear);
bool has_border = false;
using (var artistImage = PixbufImageSurface.Create(artistPixbuf)) {
// display get artist image:
ArtworkRenderer.RenderThumbnail(context.Context, artistImage, false,
spacing, spacing,
thumb_width, thumb_height,
has_border, context.Theme.Context.Radius);
}
return(true);
}
return(false);
}
protected override void RenderIdle(Cairo.Context cr)
{
idle_album = idle_album ?? PixbufImageSurface.Create(Banshee.Gui.IconThemeUtils.LoadIcon(
ArtworkSizeRequest, MissingAudioIconName), true);
ArtworkRenderer.RenderThumbnail(cr, idle_album, false, 0, 0,
ArtworkSizeRequest, ArtworkSizeRequest,
false, 0, true, BackgroundColor);
}
protected override void RenderIdle(Cairo.Context cr)
{
idle_album = idle_album ?? PixbufImageSurface.Create(Banshee.Gui.IconThemeUtils.LoadIcon(
ArtworkSizeRequest, "media-optical"), true);
ArtworkRenderer.RenderThumbnail(cr, idle_album, false, Allocation.X, Allocation.Y,
ArtworkSizeRequest, ArtworkSizeRequest,
false, 0, true, BackgroundColor);
}
public Cairo.ImageSurface LookupScaleSurface(string id, int size, bool useCache)
{
SurfaceCache cache = null;
Cairo.ImageSurface surface = null;
if (id == null)
{
return(null);
}
if (useCache && scale_caches.TryGetValue(size, out cache) && cache.TryGetValue(id, out surface))
{
return(surface);
}
if (null_artwork_ids.Contains(id))
{
return(null);
}
Pixbuf pixbuf = LookupScalePixbuf(id, size);
if (pixbuf == null || pixbuf.Handle == IntPtr.Zero)
{
null_artwork_ids.Add(id);
return(null);
}
try {
surface = PixbufImageSurface.Create(pixbuf);
if (surface == null)
{
return(null);
}
if (!useCache)
{
return(surface);
}
if (cache == null)
{
int bytes = 4 * size * size;
int max = (1 << 20) / bytes;
ChangeCacheSize(size, max);
cache = scale_caches[size];
}
cache.Add(id, surface);
return(surface);
} finally {
DisposePixbuf(pixbuf);
}
}
public Cairo.ImageSurface LookupScaleSurface(string id, int size, bool useCache)
{
SurfaceCache cache = null;
Cairo.ImageSurface surface = null;
if (id == null)
{
return(null);
}
if (useCache && scale_caches.TryGetValue(size, out cache) && cache.TryGetValue(id, out surface))
{
return(surface);
}
Pixbuf pixbuf = LookupScalePixbuf(id, size);
if (pixbuf == null || pixbuf.Handle == IntPtr.Zero)
{
return(null);
}
try {
surface = PixbufImageSurface.Create(pixbuf);
if (surface == null)
{
return(null);
}
if (!useCache)
{
return(surface);
}
if (cache == null)
{
int bytes = 4 * size * size;
int max = (1 << 20) / bytes;
Log.DebugFormat("Creating new surface cache for {0} KB (max) images, capped at 1 MB ({1} items)",
bytes, max);
cache = new SurfaceCache(max);
scale_caches.Add(size, cache);
}
cache.Add(id, surface);
return(surface);
} finally {
DisposePixbuf(pixbuf);
}
}
public ColumnCellArtistCover(bool smallImagesUsed) : base(null, true)
{
use_small_images = smallImagesUsed;
artwork_initialized = false;
image_size = use_small_images ? small_image_size : normal_image_size;
default_cover_image
= PixbufImageSurface.Create(IconThemeUtils.LoadIcon(image_size, "media-optical", "browser-album-cover"));
column_controller = new ColumnController();
var current_layout = new Column("Artist", this, 1.0);
column_controller.Add(current_layout);
ServiceManager.SourceManager.ActiveSourceChanged += HandleActiveSourceChanged;
}