spinny album art nonsense.txt

// ==PREPROCESSOR==
// @name "Spinny Album Art Nonsense"
// @author "marc2003"
// @import "%fb2k_component_path%helpers.txt"
// ==/PREPROCESSOR==

var angle = 0;
window.SetInterval(function () {
	if (!fb.IsPlaying || fb.IsPaused) return;
	angle +=5;
	window.Repaint();
}, 20);


var g_img = null;
var g_metadb = null;
var g_tooltip = window.CreateTooltip('Segoe UI', 16);
g_tooltip.SetMaxWidth(600);
g_tooltip.Text = '';
var g_info = '';

var ww = 0, wh = 0;

var temp_gr;

var circular_mask = utils.CreateImage(512, 512);
temp_gr = circular_mask.GetGraphics();
temp_gr.FillEllipse(256, 256, 256, 256, RGB(0, 0, 0));
circular_mask.ReleaseGraphics();
temp_gr = null;

update_album_art();

function update_album_art() {
	angle = 0;
	if (g_img) g_img.Dispose();
	g_img = null;
	g_info = '';
	g_metadb = fb.IsPlaying ? fb.GetNowPlaying() : fb.GetFocusItem();
	if (g_metadb) {
		var tmp = g_metadb.GetAlbumArt(2) // type 2 = disc art
		if (!tmp) tmp = g_metadb.GetAlbumArt(0); // if disc art not found, use front cover
		if (tmp) {
			var path = tmp.Path;
			g_info = 'Original dimensions: ' + tmp.Width + 'x' + tmp.Height;
			if (path.length) g_info += '\nPath: ' + path;
			
			var size = Math.min(tmp.Width, tmp.Height);
			g_img = utils.CreateImage(size, size);
			temp_gr = g_img.GetGraphics();
			temp_gr.DrawImageWithMask(make_square(tmp, size), circular_mask, 0, 0, size, size);
			g_img.ReleaseGraphics();
			temp_gr = null;
			tmp.Dispose();

		}
	}
	window.Repaint();
}

function make_square(img, size) {
	if (!img) return null;

	if (img.Width < img.Height) {
		var src_x = 0;
		var src_w = img.Width;
		var src_h = img.Width;
		var src_y = Math.round((img.Height - src_h) / 4);
	} else {
		var src_y = 0;
		var src_w = img.Height;
		var src_h = img.Height;
		var src_x = Math.round((img.Width - src_w) / 2);
	}

	var square = utils.CreateImage(size, size);
	var temp_gr = square.GetGraphics();
	temp_gr.DrawImage(img, 0, 0, size, size, src_x, src_y, src_w, src_h);
	square.ReleaseGraphics();
	return square;
}

function on_colours_changed() {
	window.Repaint();
}

function on_item_focus_change() {
	if (!fb.IsPlaying) update_album_art();
}

function on_mouse_move(x, y) {
	if (g_info.length && g_tooltip.Text != g_info) {
		g_tooltip.Text = g_info;
		g_tooltip.Activate();
	}
}

function on_paint(gr) {
	var bg = window.IsDefaultUI ? window.GetColourDUI(1) : window.GetColourCUI(3);
	gr.FillRectangle(0, 0, ww, wh, bg);
	if (g_img) {
		var scale_w = ww / g_img.Width;
		var scale_h = wh / g_img.Height;
		var scale = Math.min(scale_w, scale_h);
		var pos_x = 0, pos_y = 0;
		if (scale_w < scale_h)
			pos_y = (wh - g_img.height * scale) / 2;
		else if (scale_w > scale_h)
			pos_x = (ww - g_img.Width * scale) / 2;
		gr.DrawImage(g_img, pos_x, pos_y, g_img.Width * scale, g_img.Height * scale, 0, 0, g_img.Width, g_img.Height, 1, angle);
	}
}

function on_size() {
	ww = window.Width;
	wh = window.Height;
}

function on_playback_dynamic_info_track(type) {
	if (type == 1) update_album_art();
}

function on_playback_new_track() {
	update_album_art();
}

function on_playback_stop(reason) {
	if (reason != 2) {
		update_album_art();
	}
}

function on_playlist_switch() {
	if (!fb.IsPlaying) update_album_art();
}