public void SetDividerColors(int Colors)
{
// Make sure that the custom colorizer is removed
_customTabColorizer = null;
_defaultTabColorizer.SetDividerColors(Colors);
Invalidate();
}
public void SetSelectedIndicatorColors(int Colors)
{
// Make sure that the custom colorizer is removed
_customTabColorizer = null;
_defaultTabColorizer.SetIndicatorColors(Colors);
Invalidate();
}
internal void SetSelectedIndicatorColors(params Color[] colors)
{
// Make sure that the custom colorizer is removed
_customTabColorizer = null;
_defaultTabColorizer.SetIndicatorColors(colors);
Invalidate();
}
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);
}
}
public void SetDividerColors(int Colors) {
// Make sure that the custom colorizer is removed
_customTabColorizer = null;
_defaultTabColorizer.SetDividerColors(Colors);
Invalidate();
}
public void SetSelectedIndicatorColors(int Colors) {
// Make sure that the custom colorizer is removed
_customTabColorizer = null;
_defaultTabColorizer.SetIndicatorColors(Colors);
Invalidate();
}
public void SetCustomTabColorizer(SlidingTabLayout.ITabColorizer CustomTabColorizer) {
_customTabColorizer = CustomTabColorizer;
Invalidate();
}
public void SetCustomTabColorizer(SlidingTabLayout.ITabColorizer CustomTabColorizer)
{
_customTabColorizer = CustomTabColorizer;
Invalidate();
}
internal void SetCustomTabColorizer(SlidingTabLayout.ITabColorizer customTabColorizer)
{
_customTabColorizer = customTabColorizer;
Invalidate();
}
