private void EnsureChildren() {
mRulerView = FindViewById<TimeRulerView>(Resource.Id.blocks_ruler);
if (mRulerView == null) {
throw new Exception("Must include a Resource.Id.blocks_ruler view.");
}
mRulerView.DrawingCacheEnabled = true;
mNowView = FindViewById(Resource.Id.blocks_now);
if (mNowView == null) {
throw new Exception("Must include a Resource.Id.blocks_now view.");
}
mNowView.DrawingCacheEnabled = true;
}
private void EnsureChildren()
{
mRulerView = FindViewById <TimeRulerView>(Resource.Id.blocks_ruler);
if (mRulerView == null)
{
throw new Exception("Must include a Resource.Id.blocks_ruler view.");
}
mRulerView.DrawingCacheEnabled = true;
mNowView = FindViewById(Resource.Id.blocks_now);
if (mNowView == null)
{
throw new Exception("Must include a Resource.Id.blocks_now view.");
}
mNowView.DrawingCacheEnabled = true;
}
protected override void OnLayout(bool changed, int l, int t, int r, int b)
{
EnsureChildren();
TimeRulerView rulerView = mRulerView;
int headerWidth = rulerView.GetHeaderWidth();
int columnWidth = (Width - headerWidth) / mColumns;
rulerView.Layout(0, 0, Width, Height);
int count = ChildCount;
for (int i = 0; i < count; i++)
{
View child = GetChildAt(i);
if (child.Visibility == ViewStates.Gone)
{
continue;
}
if (child is BlockView)
{
BlockView blockView = (BlockView)child;
int top = rulerView.GetTimeVerticalOffset(blockView.GetStartTime());
int bottom = rulerView.GetTimeVerticalOffset(blockView.GetEndTime());
int left = headerWidth + (blockView.GetColumn() * columnWidth);
int right = left + columnWidth;
child.Layout(left, top, right, bottom);
}
}
// Align now view to match current time
View nowView = mNowView;
long now = UIUtils.GetCurrentTime(Context);
int top2 = rulerView.GetTimeVerticalOffset(now);
int bottom2 = top2 + nowView.MeasuredHeight;
int left2 = 0;
int right2 = Width;
nowView.Layout(left2, top2, right2, bottom2);
}