public CircleImageView(Context context, int color, float radius) : base(context)
{
float density = Context.Resources.DisplayMetrics.Density;
int diameter = (int)(radius * density * 2);
int shadowYOffset = (int)(density * Y_OFFSET);
int shadowXOffset = (int)(density * X_OFFSET);
mShadowRadius = (int)(density * SHADOW_RADIUS);
ShapeDrawable circle;
if (elevationSupported())
{
circle = new ShapeDrawable(new OvalShape());
ViewCompat.SetElevation(this, SHADOW_ELEVATION * density);
}
else
{
OvalShape oval = new OvalShadow(this, mShadowRadius, diameter);
circle = new ShapeDrawable(oval);
ViewCompat.SetLayerType(this, ViewCompat.LayerTypeSoftware, circle.Paint);
circle.Paint.SetShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
new Color(KEY_SHADOW_COLOR));
int padding = mShadowRadius;
// set padding so the inner image sits correctly within the shadow.
SetPadding(padding, padding, padding, padding);
}
circle.Paint.Color = new Color(color);
SetBackgroundDrawable(circle);
}
public CircleImageView(Context context, int color, float radius) : base(context)
{
var density = Context.Resources.DisplayMetrics.Density;
var diameter = (int)(radius * density * 2);
var shadowYOffset = (int)(density * YOffset);
var shadowXOffset = (int)(density * XOffset);
_shadowRadius = (int)(density * ShadowRadius);
ShapeDrawable circle;
if (ElevationSupported())
{
circle = new ShapeDrawable(new OvalShape());
ViewCompat.SetElevation(this, ShadowElevation * density);
}
else
{
OvalShape oval = new OvalShadow(this, _shadowRadius, diameter);
circle = new ShapeDrawable(oval);
#pragma warning disable 618
ViewCompat.SetLayerType(this, ViewCompat.LayerTypeSoftware, circle.Paint);
#pragma warning restore 618
circle.Paint.SetShadowLayer(_shadowRadius, shadowXOffset, shadowYOffset,
new Color(KeyShadowColor));
var padding = _shadowRadius;
SetPadding(padding, padding, padding, padding);
}
circle.Paint.Color = new Color(color);
#pragma warning disable 618
SetBackgroundDrawable(circle);
#pragma warning restore 618
}
protected override void OnLayout(bool changed, int left, int top, int right, int bottom)
{
base.OnLayout(changed, left, top, right, bottom);
float density = Context.Resources.DisplayMetrics.Density;
mDiameter = Math.Min(MeasuredWidth, MeasuredHeight);
if (mDiameter <= 0)
{
mDiameter = (int)density * DEFAULT_CIRCLE_DIAMETER;
}
if (Background == null && mCircleBackgroundEnabled)
{
int shadowYOffset = (int)(density * Y_OFFSET);
int shadowXOffset = (int)(density * X_OFFSET);
mShadowRadius = (int)(density * SHADOW_RADIUS);
if (ElevationSupported())
{
mBgCircle = new ShapeDrawable(new OvalShape());
ViewCompat.SetElevation(this, SHADOW_ELEVATION * density);
}
else
{
OvalShape oval = new OvalShadow(mShadowRadius, mDiameter, this);
mBgCircle = new ShapeDrawable(oval);
ViewCompat.SetLayerType(this, ViewCompat.LayerTypeSoftware, mBgCircle.Paint);
mBgCircle.Paint.SetShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
KEY_SHADOW_COLOR);
int padding = (int)mShadowRadius;
SetPadding(padding, padding, padding, padding);
}
mBgCircle.Paint.Color = mBackGroundColor;
SetBackgroundDrawable(mBgCircle);
}
mProgressDrawable.SetBackgrounColor(mBackGroundColor);
mProgressDrawable.SetColorSchemeColors(mColors);
mProgressDrawable.SetSizeParameters(mDiameter, mDiameter,
mInnerRadius <= 0 ? (mDiameter - mProgressStokeWidth * 2) / 4 : mInnerRadius,
mProgressStokeWidth,
mArrowWidth < 0 ? mProgressStokeWidth * 5 : mArrowWidth,
mArrowHeight < 0 ? mProgressStokeWidth * 2 : mArrowHeight);
if (IsShowArrow())
{
mProgressDrawable.SetArrowScale(1f);
mProgressDrawable.ShowArrow(true);
}
base.SetImageDrawable(null);
base.SetImageDrawable(mProgressDrawable);
mProgressDrawable.SetAlpha(255);
mProgressDrawable.Start();
}
