public MainPage()
{
InitializeComponent();
var settings = new HighlightSettings()
{
StrokeWidth = 6,
StrokeStartColor = Color.FromHex("#FF4600"),
StrokeEndColor = Color.FromHex("#CC00AF"),
AnimationDuration = TimeSpan.FromMilliseconds(900),
AnimationEasing = Easing.CubicInOut,
};
_highlightForm = new HighlightForm(settings);
}
static SKPaint CreateHighlightSkPaint(SKCanvasView skCanvasView, HighlightSettings highlightSettings, HighlightPath highlightPath)
{
var skPaint = new SKPaint
{
Style = SKPaintStyle.Stroke,
Color = SKColors.Red,
StrokeWidth = (float)skCanvasView.FromPixels(new Point(0, highlightSettings.StrokeWidth)).Y
};
float firstDashIntervalOn = highlightPath.FirstDash.Intervals[0];
skPaint.Shader = SKShader.CreateLinearGradient(
start: new SKPoint(firstDashIntervalOn * 0.30f, 0),
end: new SKPoint(firstDashIntervalOn, 0),
colors: new SKColor[] {
highlightSettings.StrokeStartColor.ToSKColor(),
highlightSettings.StrokeEndColor.ToSKColor()
},
colorPos: new float[] { 0, 1 },
mode: SKShaderTileMode.Clamp);
return(skPaint);
}
public HighlightForm(HighlightSettings highlightSettings)
{
_highlightSettings = highlightSettings;
}