protected override bool DrawChild(ACanvas canvas, global::Android.Views.View child, long drawingTime)
{
if (Element == null)
{
return(false);
}
var control = Element as PolygonFrame;
SetClipChildren(true);
using (var path = PolygonUitls.RegularPolygonPath(Width, Height, control.Sides, control.CornerRadius, 0, control.OffsetAngle))
{
canvas.Save();
canvas.ClipPath(path);
}
var result = base.DrawChild(canvas, child, drawingTime);
canvas.Restore();
return(result);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
mPaint.Color = new Color(mColor);
//calculate fish clip bounds
//clip the width of the fish need to increase mPathDottedLineSize * 1.2f
RectF fishRectF = new RectF(mFishHeadPos[0] - mFishWidth / 2.0f - mPathDottedLineSize * 1.2f, mFishHeadPos[1] - mFishHeight / 2.0f, mFishHeadPos[0] + mFishWidth / 2.0f + mPathDottedLineSize * 1.2f, mFishHeadPos[1] + mFishHeight / 2.0f);
Matrix matrix = new Matrix();
matrix.PostRotate(mFishRotateDegrees, fishRectF.CenterX(), fishRectF.CenterY());
matrix.MapRect(fishRectF);
//draw river
int riverSaveCount = canvas.Save();
mPaint.SetStyle(Paint.Style.Stroke);
canvas.ClipRect(fishRectF, Region.Op.Difference);
canvas.DrawPath(CreateRiverPath(arcBounds), mPaint);
canvas.RestoreToCount(riverSaveCount);
//draw fish
int fishSaveCount = canvas.Save();
mPaint.SetStyle(Paint.Style.Fill);
canvas.Rotate(mFishRotateDegrees, mFishHeadPos[0], mFishHeadPos[1]);
canvas.ClipPath(CreateFishEyePath(mFishHeadPos[0], mFishHeadPos[1] - mFishHeight * 0.06f), Region.Op.Difference);
canvas.DrawPath(CreateFishPath(mFishHeadPos[0], mFishHeadPos[1]), mPaint);
canvas.RestoreToCount(fishSaveCount);
canvas.RestoreToCount(saveCount);
}
