protected override void OnDraw (Android.Graphics.Canvas canvas)
{
base.OnDraw (canvas);
Paint pnt=new Paint();
pnt.Color = separatorColor;
pnt.StrokeWidth = 5;
canvas.DrawLine(0,0,this.ScreenWidth,0,pnt);
}
protected override void OnDraw (Android.Graphics.Canvas canvas)
{
int height = Height;
int childCount = ChildCount;
int dividerHeightPx = (int) (Math.Min(Math.Max(0f, _dividerHeight), 1f) * height);
SlidingTabLayout.ITabColorizer tabColorizer =_customTabColorizer != null ? _customTabColorizer: _defaultTabColorizer;
// Thick colored underline below the current selection
if (childCount > 0) {
View selectedTitle = GetChildAt(_selectedPosition);
int left = selectedTitle.Left;
int right = selectedTitle.Right;
int color = tabColorizer.GetIndicatorColor(_selectedPosition);
if (_selectionOffset > 0f && _selectedPosition < (ChildCount - 1)) {
int nextColor = tabColorizer.GetIndicatorColor(_selectedPosition + 1);
if (color != nextColor) {
color = BlendColors(nextColor, color, _selectionOffset);
}
// Draw the selection partway between the tabs
View nextTitle = GetChildAt(_selectedPosition + 1);
left = (int) (_selectionOffset * nextTitle.Left +(1.0f - _selectionOffset) * left);
right = (int) (_selectionOffset * nextTitle.Right +(1.0f - _selectionOffset) * right);
}
_selectedIndicatorPaint.Color = Color.LightSkyBlue;
canvas.DrawRect(left, height - _selectedIndicatorThickness, right,
height, _selectedIndicatorPaint);
}
// Thin underline along the entire bottom edge
canvas.DrawRect(0, height - _bottomBorderThickness, Width, height, _bottomBorderPaint);
// Vertical separators between the titles
int separatorTop = (height - dividerHeightPx) / 2;
for (int i = 0; i < childCount - 1; i++) {
View child = GetChildAt(i);
_dividerPaint.Color=Color.Gray;
canvas.DrawLine(child.Right, separatorTop, child.Right,
separatorTop + dividerHeightPx, _dividerPaint);
}
}
