Beispiel #1
0
        private void OnCanvasLoaded(object sender, RoutedEventArgs e)
        {
            Canvas canvas = (Canvas)sender;

            RegisterNames(canvas);

            _pixelsPerDip = VisualTreeHelper.GetDpi(this).PixelsPerDip;

            _canvasWidth  = canvas.ActualWidth;
            _canvasHeight = canvas.ActualHeight;

            _time.FontSize   = 12;
            _time.FontWeight = FontWeights.Bold;

            double outerRadiusFactor = 0.24;
            double innerRadiusFactor = 0.15;

            _outerCircleRadius   = (int)(_canvasHeight * outerRadiusFactor);
            _outerCircleDiameter = _outerCircleRadius * 2;

            _innerCircleRadius = (int)(_canvasHeight * innerRadiusFactor);

            var totalWidthNeeded = 3.25 * _outerCircleDiameter;

            _centrePoint = CalcCentrePoint(totalWidthNeeded);

            _donut.Data = PieSlice.Get(0.1, _centrePoint, _innerCircleRadius, _outerCircleRadius);

            _secondsBall.Width  = (double)_innerCircleRadius / 6;
            _secondsBall.Height = (double)_innerCircleRadius / 6;

            _time.Text = GetTimeText();

            Size sz = GetTextSize(useExtent: true);

            while (sz.Height < (3 * (double)_outerCircleDiameter) / 4)
            {
                _time.FontSize += 0.5;
                sz              = GetTextSize(useExtent: true);
            }

            sz = GetTextSize(useExtent: true);

            Canvas.SetLeft(_time, _centrePoint.X - _outerCircleRadius + totalWidthNeeded - sz.Width);
            Canvas.SetTop(_time, _centrePoint.Y - sz.Height);

            RenderPieSliceAndBall(0.1, 0);

            Visibility = Visibility.Visible;
            Animations.FadeIn(this, new FrameworkElement[] { _donut, _secondsBall, _pie, _time });
        }
Beispiel #2
0
        private void RenderPieSliceAndBall(double angle, double secondsElapsed)
        {
            if (!Dispatcher.HasShutdownStarted)
            {
                _pie.Data = PieSlice.Get(angle, _centrePoint, _innerCircleRadius, _outerCircleRadius);

                Point ballPt = SecondsBall.GetPos(
                    _centrePoint,
                    (int)secondsElapsed % 60,
                    _secondsBall.Width / 2,
                    _innerCircleRadius);

                Canvas.SetLeft(_secondsBall, ballPt.X);
                Canvas.SetTop(_secondsBall, ballPt.Y);

                _time.Text = GetTimeText();
            }
        }