/// <inheritdoc />
public void DrawLine(Point point1, Point point2, IPaint paint)
{
var dashPattern = new DoubleCollection();
if (paint.DashPattern != null && paint.DashPattern.Length == 4)
{
dashPattern = new DoubleCollection()
{
paint.DashPattern[0],
paint.DashPattern[1],
paint.DashPattern[2],
paint.DashPattern[3],
};
}
Canvas.Children.Add(new Line
{
VerticalAlignment = VerticalAlignment.Top,
HorizontalAlignment = HorizontalAlignment.Left,
X1 = point1.X,
X2 = point2.X,
Y1 = point1.Y,
Y2 = point2.Y,
Fill = new SolidColorBrush(paint.Fill.ToSystemColor()),
Stroke = new SolidColorBrush(paint.Stroke.ToSystemColor()),
StrokeThickness = paint.StrokeThickness,
StrokeDashArray = dashPattern,
Opacity = paint.Opacity
});
}
/// <inheritdoc />
public void DrawEllipse(Point location, float radius, IPaint paint)
{
var x = location.X - radius;
var y = location.Y - radius;
Canvas.Children.Add(new Ellipse
{
VerticalAlignment = VerticalAlignment.Top,
HorizontalAlignment = HorizontalAlignment.Left,
Margin = new Thickness(x, y, 0, 0),
Width = radius * 2,
Height = radius * 2,
Fill = new SolidColorBrush(paint.Fill.ToSystemColor()),
Stroke = new SolidColorBrush(paint.Stroke.ToSystemColor()),
StrokeThickness = paint.StrokeThickness,
Opacity = paint.Opacity
});
}
/// <inheritdoc />
public void DrawRectangle(Point location, Size size, IPaint paint, float cornerRadius = 0)
{
if (size.Width < 0 || size.Height < 0)
{
return;
}
Canvas.Children.Add(new Border
{
VerticalAlignment = VerticalAlignment.Top,
HorizontalAlignment = HorizontalAlignment.Left,
Margin = new Thickness(location.X, location.Y, 0, 0),
Width = size.Width,
Height = size.Height,
Background = new SolidColorBrush(paint.Fill.ToSystemColor()),
BorderBrush = new SolidColorBrush(paint.Stroke.ToSystemColor()),
BorderThickness = new Thickness(paint.StrokeThickness),
CornerRadius = new CornerRadius(cornerRadius),
Opacity = paint.Opacity
});
}
/// <inheritdoc />
public void DrawText(Point location, string text, ITextPaint paint)
{
var textBlock = new TextBlock
{
VerticalAlignment = VerticalAlignment.Top,
HorizontalAlignment = HorizontalAlignment.Left,
Text = text,
Foreground = new SolidColorBrush(paint.Fill.ToSystemColor()),
FontSize = paint.TextStyle.FontSize,
FontFamily = new FontFamily(paint.TextStyle.FontFamily),
Margin = new Thickness(location.X, location.Y, 0, 0),
TextAlignment = paint.TextStyle.Alignment.ToSystemTextAlignment(),
Opacity = paint.Opacity
};
textBlock.Measure(new global::System.Windows.Size(double.PositiveInfinity, double.PositiveInfinity));
textBlock.Arrange(new Rect(0, 0, textBlock.DesiredSize.Width, textBlock.DesiredSize.Height));
textBlock.Margin = new Thickness(location.X, location.Y - textBlock.ActualHeight, 0, 0);
Canvas.Children.Add(textBlock);
}
