DT_TOP = 0x00000000;
DT_LEFT = 0x00000000;
DT_CENTER = 0x00000001;
DT_RIGHT = 0x00000002;
DT_VCENTER = 0x00000004;
DT_BOTTOM = 0x00000008;
DT_SINGLELINE = 0x00000020;
DT_NOPREFIX = 0x00000800;

//--------

var g_font = gdi.Font("arial",18,1);
var g_font_rating = gdi.Font("Arial Unicode MS",25,0);
var g_fileinfo = null;

var g_drag = 0;
var g_drag_seek = 0;

var ww, wh, area;

//--------

function RGB(r,g,b){
	return (0xff000000|(r<<16)|(g<<8)|(b));
}

function RGBA(r,g,b,a){
	return ((a<<24)|(r<<16)|(g<<8)|(b));
}

//--------

function Separator(x) {
	this.left = x;
	
	this.draw = function (gr) {
		gr.FillGradRect(this.left-1,0, 1, wh-1, 90, RGB(133,133,133), RGB(0,0,0));
		gr.FillGradRect(this.left,0, 1, wh-1, 90, RGB(163,163,163), RGB(163,163,163));
		gr.FillGradRect(this.left+1,0, 1, wh-1, 90, RGB(60,59,59), RGB(0,0,0));
	}
}

function separatorsDraw(gr) {
	for (i in Separators) {
		Separators[i].draw(gr);
	}
}

//--------

function TimeFmt(t){
	var zpad = function(n){
		var str = n.toString();
		return (str.length<2) ? "0"+str : str;
	}

	var h = Math.floor(t/3600); t-=h*3600;
	var m = Math.floor(t/60); t-=m*60;
	var s = Math.floor(t);
	if(h>0) return h.toString()+":"+zpad(m)+":"+zpad(s);
	return m.toString()+":"+zpad(s);
}

// --- APPLICATION START

function on_paint(gr){
	var pos = 0;
	var length = fb.PlaybackLength;
	var txt;

	if(length > 0){
		if(g_drag){
			pos = area * g_drag_seek;
			txt = "Seek " + TimeFmt(g_drag_seek * length) + " / " + TimeFmt(length);
		}
		else{
			pos = area * (fb.PlaybackTime / length);   
			var g_titlefmt = fb.TitleFormat("[%album artist% - ][%album% ]['['%date%']' - ]%title% >> $div($mul(100,%playback_time_seconds%),%length_seconds%) '%'");
			txt = g_titlefmt.Eval();
		}
	}

	gr.FillGradRect(4, 0, area, wh/2, 270, RGB(90, 90, 90), RGB(0, 0, 0));
	gr.FillGradRect(4, wh/2, area, wh/2, 90, RGB(90, 90, 90), RGB(0, 0, 0));
	gr.FillGradRect(0, 0, pos, wh/2, 270, RGB(0, 200, 200), RGB(0, 0, 0));
	gr.FillGradRect(0,wh/2, pos, wh/2, 90, RGB(0, 200, 200), RGB(0, 0, 0));

	gr.FillGradRect(2, 0, 1, wh-1, 90, RGB(163, 163, 163), RGB(163, 163, 163));
	gr.FillGradRect(3, 0, 1, wh-1, 90, RGB(60, 59, 59), RGB(0, 0, 0));
	
	separatorsDraw(gr);

	gr.FillGradRect(ww-4, 0, 1, wh-1, 90, RGB(133, 133, 133), RGB(0, 0, 0));
	gr.FillGradRect(ww-3, 0, 1, wh-1, 90, RGB(163, 163, 163), RGB(163, 163, 163));

	gr.DrawRect(0, 0, ww, wh, 4.0, RGB(0,0,0));

	gr.GdiDrawText(txt, g_font, RGB(255, 255, 255), 0, 0, ww, wh, DT_CENTER | DT_VCENTER | DT_SINGLELINE | DT_NOPREFIX);

	var tfo_rating_a = fb.Titleformat("$if(%rating%,$repeat($char(9733),%rating%),)");
	var tfo_rating_b = fb.Titleformat("$if(%rating%,$repeat($char(9734),$sub(5,%rating%)),)");
	var txt_rating_a = tfo_rating_a.Eval();
	var txt_rating_b = tfo_rating_b.Eval();

	gr.GdiDrawText(txt_rating_a, g_font_rating, RGB(0,255,0), ww-120, 0, 110, wh, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
	gr.GdiDrawText(txt_rating_b, g_font_rating, RGB(255,0,0), ww-120, 0, 105, wh, DT_RIGHT | DT_VCENTER | DT_SINGLELINE);
}

function on_size(){
	ww = window.Width;
	wh = window.Height;
	area = ww - 4;
	
	Separators = {
		one: new Separator((ww-4)/10),
		two: new Separator((ww-4)/5),
		three: new Separator(3*(ww-4)/10),
		four: new Separator(2*(ww-4)/5),
		five: new Separator(ww/2),
		six: new Separator(3*(ww-4)/5),
		seven: new Separator(7*(ww-4)/10),
		eight: new Separator(4*(ww-4)/5),
		nine: new Separator(9*(ww-4)/10)
	}
}

function on_mouse_lbtn_down(x,y){
	g_drag = 1;
}

function on_mouse_lbtn_up(x,y){
	if(g_drag){
		g_drag = 0;
		g_drag_seek = x / area;
		g_drag_seek = (g_drag_seek<0) ? 0 : (g_drag_seek<1) ? g_drag_seek : 1;
		fb.PlaybackTime = fb.PlaybackLength * g_drag_seek;
	}
}

function on_mouse_move(x,y){
	if(g_drag){
		g_drag_seek = x / area;
		g_drag_seek = (g_drag_seek<0) ? 0 : (g_drag_seek<1) ? g_drag_seek : 1;
		window.Repaint();
	}
}

function on_playback_new_track(metadb){
	window.Repaint();
}

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

function on_playback_seek(time){
	window.Repaint();
}

function on_playback_time(time){
	window.Repaint();
}

// --- APPLICATION END