protected override void Draw()
{
RenderTarget.BeginDraw();
RenderTarget.Transform = Matrix3x2.Identity;
Random random = new Random();
RenderTarget.Clear(new Color4(0.5f, 0.5f, 0.5f, 0.0f));
RenderTarget.AntialiasMode = AntialiasMode.Aliased;
StrokeStyleProperties properties = new StrokeStyleProperties();
properties.LineJoin = LineJoin.MiterOrBevel;
StrokeStyle strokeStyle = new StrokeStyle(RenderTarget.Factory, properties);
foreach (DirectPath path in paths)
{
if (path.Geometry != null && path.Brush != null)
{
if (path is DirectPathScatter)
{
(path as DirectPathScatter).RenderScatterGeometry(RenderTarget);
}
else
{
if (path.QuickStrokeDash != QuickStrokeDash.None)
{
RenderTarget.DrawGeometry(path.Geometry, path.Brush, (float)path.StrokeThickness, strokeStyle);
}
}
}
}
RenderTarget.EndDraw();
graphicsDeviceService10.CopyTextureAcross();
graphicsDeviceService10.Device.Flush();
}
public void RenderScatterGeometry(RenderTarget renderTarget)
{
double[] x = curve.X;
double[] y = curve.Y;
int length = x.Length;
double xScale, xOffset, yScale, yOffset;
xScale = graphToCanvas.Matrix.M11;
xOffset = graphToCanvas.Matrix.OffsetX - this.xOffsetMarker;
yScale = graphToCanvas.Matrix.M22;
yOffset = graphToCanvas.Matrix.OffsetY - this.yOffsetMarker;
bool[] include = curve.includeMarker;
StrokeStyleProperties properties = new StrokeStyleProperties();
properties.LineJoin = LineJoin.MiterOrBevel;
StrokeStyle strokeStyle = new StrokeStyle(renderTarget.Factory, properties);
for (int i = 0; i < length; ++i)
{
if (include[i])
{
renderTarget.Transform = (Matrix3x2)Matrix.Translation((float)(x[i] * xScale + xOffset), (float)(y[i] * yScale + yOffset), 0);
renderTarget.FillGeometry(Geometry, FillBrush);
renderTarget.DrawGeometry(Geometry, Brush, (float)StrokeThickness, strokeStyle);
}
}
renderTarget.Transform = Matrix3x2.Identity;
}
void MainWindow_Load(object sender, EventArgs e)
{
this._factory = Direct2DFactory.CreateFactory(FactoryType.SingleThreaded, DebugLevel.None);
StrokeStyleProperties ssp = new StrokeStyleProperties(LineCapStyle.Round, LineCapStyle.Round,
LineCapStyle.Round, LineJoin.Round, 10, DashStyle.Solid, 0);
this._strokeStyle = this._factory.CreateStrokeStyle(ssp, null);
this._renderTarget = this._factory.CreateWindowRenderTarget(this);
this.Resize += new EventHandler(MainWindow_Resize);
}
public virtual void Initialize(DeviceManager deviceManager)
{
TouchCapabilities = new Windows.Devices.Input.TouchCapabilities();
// Initialize a TextFormat
textFormat = new TextFormat(deviceManager.FactoryDirectWrite, "Calibri", 20) { TextAlignment = TextAlignment.Center, ParagraphAlignment = ParagraphAlignment.Center };
textFormat2 = new TextFormat(deviceManager.FactoryDirectWrite, "Calibri", 20) { TextAlignment = TextAlignment.Leading, ParagraphAlignment = ParagraphAlignment.Center };
sceneColorBrush = new SolidColorBrush(deviceManager.ContextDirect2D, Color.Tomato);
strokeProperties = new StrokeStyleProperties();
strokeProperties.StartCap = CapStyle.Round;
strokeProperties.EndCap = CapStyle.Round;
strokeProperties.LineJoin = LineJoin.Round;
strokeStyle = new StrokeStyle(deviceManager.FactoryDirect2D, strokeProperties);
}
/// <summary>
/// Converts a pen to a Direct2D stroke style.
/// </summary>
/// <param name="pen">The pen to convert.</param>
/// <param name="target">The render target.</param>
/// <returns>The Direct2D brush.</returns>
public static StrokeStyle ToDirect2DStrokeStyle(this Perspex.Media.Pen pen, SharpDX.Direct2D1.RenderTarget target)
{
var properties = new StrokeStyleProperties
{
DashStyle = DashStyle.Solid,
MiterLimit = (float)pen.MiterLimit,
LineJoin = pen.LineJoin.ToDirect2D(),
StartCap = pen.StartLineCap.ToDirect2D(),
EndCap = pen.EndLineCap.ToDirect2D(),
DashCap = pen.DashCap.ToDirect2D()
};
var dashes = new float[0];
if (pen.DashStyle?.Dashes != null && pen.DashStyle.Dashes.Count > 0)
{
properties.DashStyle = DashStyle.Custom;
properties.DashOffset = (float)pen.DashStyle.Offset;
dashes = pen.DashStyle?.Dashes.Select(x => (float)x).ToArray();
}
return new StrokeStyle(target.Factory, properties, dashes);
}
public static StrokeStyle ToSharpDXStrokeStyle(Factory factory, System.Drawing.Pen pen)
{
var sp = new StrokeStyleProperties
{
DashCap = (CapStyle) pen.DashCap,
DashOffset = pen.DashOffset,
DashStyle = (DashStyle) pen.DashStyle,
StartCap = (CapStyle)pen.StartCap,
EndCap = (CapStyle)pen.EndCap,
LineJoin = (LineJoin)pen.LineJoin,
MiterLimit = pen.MiterLimit,
};
if (pen.DashStyle == System.Drawing.Drawing2D.DashStyle.Custom)
return new StrokeStyle(factory, sp, pen.DashPattern);
return new StrokeStyle(factory, sp);
}
/// <summary>
/// Creates an <see cref="SharpDX.Direct2D1.StrokeStyle"/> that describes start cap, dash pattern, and other features of a stroke.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.Direct2D1.Factory" /></param>
/// <param name="properties">A structure that describes the stroke's line cap, dash offset, and other details of a stroke.</param>
/// <param name="dashes">An array whose elements are set to the length of each dash and space in the dash pattern. The first element sets the length of a dash, the second element sets the length of a space, the third element sets the length of a dash, and so on. The length of each dash and space in the dash pattern is the product of the element value in the array and the stroke width. </param>
public StrokeStyle(Factory factory, StrokeStyleProperties properties, float[] dashes)
: base(IntPtr.Zero)
{
factory.CreateStrokeStyle(ref properties, dashes, dashes.Length, this);
}
/// <summary>
/// Creates an <see cref="SharpDX.Direct2D1.StrokeStyle"/> that describes start cap, dash pattern, and other features of a stroke.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.Direct2D1.Factory" /></param>
/// <param name="properties">a definition for this render target</param>
public StrokeStyle(Factory factory, StrokeStyleProperties properties) : base(IntPtr.Zero)
{
factory.CreateStrokeStyle(ref properties, null, 0, this);
}
/// <summary>
/// Converts a pen to a Direct2D stroke style.
/// </summary>
/// <param name="pen">The pen to convert.</param>
/// <param name="target">The render target.</param>
/// <returns>The Direct2D brush.</returns>
public static StrokeStyle ToDirect2DStrokeStyle(this Perspex.Media.Pen pen, RenderTarget target)
{
if (pen.DashArray != null && pen.DashArray.Count > 0)
{
var properties = new StrokeStyleProperties
{
DashStyle = DashStyle.Custom,
};
return new StrokeStyle(target.Factory, properties, pen.DashArray.Select(x => (float)x).ToArray());
}
else
{
return null;
}
}
private void ReconfigureStrokeStyle()
{
_StrokeStyle.SafeDispose();
StrokeStyleProperties newStyle = new StrokeStyleProperties
{
LineJoin = ActiveStrokeJoin.ToDirectWrite(),
MiterLimit = ActiveMiterLimit,
DashCap = ActiveDashCap.ToDirectWrite(),
EndCap = ActiveStrokeCap.ToDirectWrite(),
StartCap = ActiveStrokeCap.ToDirectWrite(),
DashStyle = ActiveLineStyle.ToDirectWrite()
};
_StrokeStyle = new StrokeStyle(_Factory2D, newStyle, new float[0]);
}
/// <summary>
/// Converts a pen to a Direct2D stroke style.
/// </summary>
/// <param name="pen">The pen to convert.</param>
/// <param name="target">The render target.</param>
/// <returns>The Direct2D brush.</returns>
public static StrokeStyle ToDirect2DStrokeStyle(this Perspex.Media.Pen pen, RenderTarget target)
{
if (pen.DashStyle != null)
{
if (pen.DashStyle.Dashes != null && pen.DashStyle.Dashes.Count > 0)
{
var properties = new StrokeStyleProperties
{
DashStyle = DashStyle.Custom,
DashOffset = (float)pen.DashStyle.Offset,
MiterLimit = (float)pen.MiterLimit,
LineJoin = pen.LineJoin.ToDirect2D(),
StartCap = pen.StartLineCap.ToDirect2D(),
EndCap = pen.EndLineCap.ToDirect2D(),
DashCap = pen.DashCap.ToDirect2D()
};
return new StrokeStyle(target.Factory, properties, pen.DashStyle?.Dashes.Select(x => (float)x).ToArray());
}
}
return null;
}
protected internal StrokeStyle RandomStrokeStyle()
{
var strokeStyleProperties = new StrokeStyleProperties(
RandomCapStyle(),
RandomCapStyle(),
RandomCapStyle(),
RandomLineJoin(),
1.0f + 2.0f * (float)Random.NextDouble(),
RandomDashStyle(),
5.0f * (float)Random.NextDouble());
if (strokeStyleProperties.DashStyle == DashStyle.Custom)
return d2DFactory.CreateStrokeStyle(strokeStyleProperties, RandomDashes());
else
return d2DFactory.CreateStrokeStyle(strokeStyleProperties);
}
