internal void RecalculateSliderPosition(int posX = -1)
{
var offset = RelativeOffset + Background.AlignOffset;
if (MaxValue - MinValue == 0)
{
ControlHandle.AlignOffset = offset;
}
else if (posX > 0)
{
if (posX <= Background.Position.X)
{
CurrentValue = MinValue;
ControlHandle.AlignOffset = offset;
}
else if (posX >= Background.Position.X + SliderWidth)
{
CurrentValue = MaxValue;
ControlHandle.AlignOffset = offset + new Vector2(SliderWidth, 0);
}
else
{
CurrentValue = (int)Math.Round(MinValue + ((posX - Background.Position.X) / SliderWidth) * (MaxValue - MinValue));
ControlHandle.AlignOffset = offset + new Vector2(((float)SliderWidth / (MaxValue - MinValue)) * (CurrentValue - MinValue), 0);
}
}
else
{
if (CurrentValue == MinValue)
{
ControlHandle.AlignOffset = offset;
}
else if (CurrentValue == MaxValue)
{
ControlHandle.AlignOffset = offset + new Vector2(SliderWidth, 0);
}
else
{
ControlHandle.AlignOffset = offset + new Vector2(((float)SliderWidth / (MaxValue - MinValue)) * (CurrentValue - MinValue), 0);
}
}
if (DisplayName.Contains("{"))
{
TextHandle.TextValue = string.Format(DisplayName, CurrentValue, MinValue, MaxValue);
}
ValueDisplayHandle.TextValue = string.Format("{0}/{1}", CurrentValue, MaxValue);
ValueDisplayHandle.ApplyToControlPosition(this);
}
protected internal override void OnThemeChange()
{
// Apply base theme
base.OnThemeChange();
// Update height
Height = DefaultHeight + (int)Background.Size.Y;
// Update text offset
TextHandle.Padding = new Vector2((Width - Background.Size.X) / 4, (DefaultHeight - TextHandle.Bounding.Height) / 2f);
TextHandle.ApplyToControlPosition(this);
ValueDisplayHandle.Padding = new Vector2(-TextHandle.Padding.X, TextHandle.Padding.Y);
ValueDisplayHandle.ApplyToControlPosition(this);
// Update aligns
Background.AlignOffset = new Vector2(Size.X / 2 - Background.Size.X / 2, Size.Y - Background.Size.Y);
RecalculateSliderPosition();
}
