public void ForceChildLayout(View child, LayoutParams layoutParams)
{
int childHeightSpec = ViewGroup.GetChildMeasureSpec(_heightMeasureSpec, PaddingTop + PaddingBottom, layoutParams.Height);
int childWidthSpec = ViewGroup.GetChildMeasureSpec(_widthMeasureSpec, PaddingLeft + PaddingRight, layoutParams.Width);
child.Measure(childWidthSpec, childHeightSpec);
}
void MeasureView(View view)
{
int widthMeasureSpec = ViewGroup.GetChildMeasureSpec(
View.MeasureSpec.MakeMeasureSpec(mRenderPageWidth,
MeasureSpecMode.Exactly), 0, view.LayoutParameters.Width);
int heightMeasureSpec = ViewGroup.GetChildMeasureSpec(
View.MeasureSpec.MakeMeasureSpec(mRenderPageHeight,
MeasureSpecMode.Exactly), 0, view.LayoutParameters.Height);
view.Measure(widthMeasureSpec, heightMeasureSpec);
}
public override void Layout()
{
var parentWidthMeasureSpec = AndroidView.MeasureSpec.MakeMeasureSpec((int)Math.Round(Bounds.Width), MeasureSpecMode.AtMost);
var parentHeightMeasureSpec = AndroidView.MeasureSpec.MakeMeasureSpec((int)Math.Round(Bounds.Height), MeasureSpecMode.AtMost);
int childWidthMeasureSpec = ViewGroup.GetChildMeasureSpec(parentWidthMeasureSpec,
0, (int)Math.Round(LayoutWidth));
int childHeightMeasureSpec = ViewGroup.GetChildMeasureSpec(parentHeightMeasureSpec,
0, (int)Math.Round(LayoutHeight));
_view.PlatformView.Measure(childWidthMeasureSpec, childHeightMeasureSpec);
_view.PlatformView.Layout((int)Math.Round(LayoutLeft),
(int)Math.Round(LayoutTop),
(int)Math.Round(LayoutRight),
(int)Math.Round(LayoutBottom));
}
private void measureScrapChild(RecyclerView.Recycler recycler, int position, int widthSpec,
int heightSpec, int[] measuredDimension)
{
View view = recycler.GetViewForPosition(position);
if (view != null)
{
RecyclerView.LayoutParams p = (RecyclerView.LayoutParams)view.LayoutParameters;
int childWidthSpec = ViewGroup.GetChildMeasureSpec(widthSpec,
PaddingLeft + PaddingRight, p.Width);
int childHeightSpec = ViewGroup.GetChildMeasureSpec(heightSpec,
PaddingTop + PaddingBottom, p.Height);
view.Measure(childWidthSpec, childHeightSpec);
measuredDimension[0] = view.MeasuredWidth + p.LeftMargin + p.RightMargin;
measuredDimension[1] = view.MeasuredHeight + p.BottomMargin + p.TopMargin;
recycler.RecycleView(view);
}
}
private void FixLayoutSize(ViewGroup parent, View view)
{
if (view != null)
{
//specs for parent (recycler view)
var widthSpec = View.MeasureSpec.MakeMeasureSpec(parent.Width, MeasureSpecMode.Exactly);
var heightSpec = View.MeasureSpec.MakeMeasureSpec(parent.Height, MeasureSpecMode.Unspecified);
//specs for children (headers)
var childWidthSpec = ViewGroup.GetChildMeasureSpec(widthSpec, parent.PaddingLeft + parent.PaddingRight, view.LayoutParameters?.Width ?? 0);
var childHeightSpec = ViewGroup.GetChildMeasureSpec(heightSpec, parent.PaddingTop + parent.PaddingBottom, view.LayoutParameters?.Height ?? 0);
view.Measure(childWidthSpec, childHeightSpec);
_stickyHeaderHeight = view.MeasuredHeight;
view.Layout(0, 0, view.MeasuredWidth, _stickyHeaderHeight);
}
}
private void MeasureView(View child)
{
ViewGroup.LayoutParams p = child.LayoutParameters;
if (p == null)
{
p = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FillParent, ViewGroup.LayoutParams.WrapContent);
}
int childWidthSpec = ViewGroup.GetChildMeasureSpec(0, 0 + 0, p.Width);
int lpHeight = p.Height;
int childHeightSpec;
if (lpHeight > 0)
{
childHeightSpec = MeasureSpec.MakeMeasureSpec(lpHeight, MeasureSpecMode.Exactly);
}
else
{
childHeightSpec = MeasureSpec.MakeMeasureSpec(0, MeasureSpecMode.Unspecified);
}
child.Measure(childWidthSpec, childHeightSpec);
}
public override void OnDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state)
{
base.OnDrawOver(c, parent, state);
if (adapter.IsSliding)
{
parent.SetPadding(0, 0, 0, 0);
return;
}
if (MusicPlayer.CurrentID() < 0) //If there is no current item, do not draw the header
{
return;
}
if (parent.ChildCount > 1 && parent.Width > 0)
{
int firstPos = parent.GetChildAdapterPosition(parent.GetChildAt(0));
int lastPos = parent.GetChildAdapterPosition(parent.GetChildAt(parent.ChildCount - 1));
int currentPos = MusicPlayer.CurrentID() + 1;
if (lastPos < firstPos) //It happen when the user just removed a song from the queue
{
//We do this to continue the drawing of the current header when a song is being removed from the queue. It prevent a quick flash of the header.
switch (lastFrameTop)
{
case true:
System.Console.WriteLine("&DRAWING TOP - currentPos: " + currentPos + " firstPos: " + firstPos + " lastPos: " + lastPos);
firstPos = currentPos;
break;
case false:
System.Console.WriteLine("&DRAWING BOTTOM - currentPos: " + currentPos + " firstPos: " + firstPos + " lastPos: " + lastPos);
lastPos = currentPos;
break;
default:
return;
}
}
if (currentPos <= firstPos)
{
View header = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.QueueCurrent, parent, false);
int parentWidth = View.MeasureSpec.MakeMeasureSpec(parent.Width, MeasureSpecMode.Exactly);
int parentHeight = View.MeasureSpec.MakeMeasureSpec(parent.Height, MeasureSpecMode.Unspecified);
int headerWidth = ViewGroup.GetChildMeasureSpec(parentWidth, 0, header.LayoutParameters.Width);
int headerHeight = ViewGroup.GetChildMeasureSpec(parentHeight, 0, header.LayoutParameters.Height);
header.Measure(headerWidth, headerHeight);
header.Layout(0, 0, header.MeasuredWidth, header.MeasuredHeight);
header.FindViewById(Resource.Id.topDivider).Visibility = ViewStates.Gone;
BindHolder(new SongHolder(header, null, null));
Queue.instance.HeaderHeight = header.MeasuredHeight;
c.Save();
c.Translate(0, 0);
header.Draw(c);
c.Restore();
parent.SetPadding(0, header.MeasuredHeight, 0, 0);
lastFrameTop = true;
}
else if (currentPos >= lastPos)
{
View header = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.QueueCurrent, parent, false);
int parentWidth = View.MeasureSpec.MakeMeasureSpec(parent.Width, MeasureSpecMode.Exactly);
int parentHeight = View.MeasureSpec.MakeMeasureSpec(parent.Height, MeasureSpecMode.Unspecified);
int headerWidth = ViewGroup.GetChildMeasureSpec(parentWidth, 0, header.LayoutParameters.Width);
int headerHeight = ViewGroup.GetChildMeasureSpec(parentHeight, 0, header.LayoutParameters.Height);
header.Measure(headerWidth, headerHeight);
header.Layout(0, 0, header.MeasuredWidth, header.MeasuredHeight);
header.FindViewById(Resource.Id.bottomDivider).Visibility = ViewStates.Gone;
BindHolder(new SongHolder(header, null, null));
Queue.instance.HeaderHeight = -header.MeasuredHeight;
c.Save();
c.Translate(0, parentHeight - header.MeasuredHeight);
header.Draw(c);
c.Restore();
parent.SetPadding(0, 0, 0, header.MeasuredHeight);
lastFrameTop = false;
}
else
{
Queue.instance.HeaderHeight = 0;
parent.SetPadding(0, 0, 0, 0);
lastFrameTop = null;
}
}
void BindHolder(SongHolder holder)
{
Song current = MusicPlayer.queue[MusicPlayer.CurrentID()];
holder.more.SetColorFilter(Color.White);
holder.youtubeIcon.SetColorFilter(Color.White);
holder.status.SetTextColor(MusicPlayer.isRunning ? Color.Argb(255, 244, 81, 30) : Color.Argb(255, 66, 165, 245));
string status = MusicPlayer.isRunning ? Queue.instance.GetString(Resource.String.playing) : Queue.instance.GetString(Resource.String.paused);
SpannableString statusText = new SpannableString(status);
statusText.SetSpan(new BackgroundColorSpan(Color.ParseColor("#8C000000")), 0, status.Length, SpanTypes.InclusiveInclusive);
holder.status.TextFormatted = statusText;
SpannableString titleText = new SpannableString(current.Title);
titleText.SetSpan(new BackgroundColorSpan(Color.ParseColor("#8C000000")), 0, current.Title.Length, SpanTypes.InclusiveInclusive);
holder.Title.TextFormatted = titleText;
if (current.AlbumArt == -1 || current.IsYt)
{
var songAlbumArtUri = Android.Net.Uri.Parse(current.Album);
Picasso.With(Application.Context).Load(songAlbumArtUri).Placeholder(Resource.Color.background_material_dark).Transform(new RemoveBlackBorder(true)).Into(holder.AlbumArt);
}
else
{
var songCover = Android.Net.Uri.Parse("content://media/external/audio/albumart");
var songAlbumArtUri = ContentUris.WithAppendedId(songCover, current.AlbumArt);
Picasso.With(Application.Context).Load(songAlbumArtUri).Placeholder(Resource.Color.background_material_dark).Resize(400, 400).CenterCrop().Into(holder.AlbumArt);
}
if (current.IsLiveStream)
{
holder.Live.Visibility = ViewStates.Visible;
}
else
{
holder.Live.Visibility = ViewStates.Gone;
}
if (current.IsParsed != true && current.IsYt)
{
holder.youtubeIcon.SetImageResource(Resource.Drawable.needProcessing);
holder.youtubeIcon.Visibility = ViewStates.Visible;
}
else if (current.IsParsed == true && current.IsYt)
{
holder.youtubeIcon.SetImageResource(Resource.Drawable.PublicIcon);
holder.youtubeIcon.Visibility = ViewStates.Visible;
}
else
{
holder.youtubeIcon.Visibility = ViewStates.Gone;
holder.RightButtons.Background = null;
holder.more.SetBackgroundResource(Resource.Drawable.darkLinear);
}
}
}
