public void FillRectangle(float x, float y, float width, float height, System.Drawing.Color clr)
{
SharpDX.Mathematics.Interop.RawRectangleF rect = new SharpDX.Mathematics.Interop.RawRectangleF
{
Left = x,
Top = y,
Right = x + width,
Bottom = y + height
};
SharpDX.Direct2D1.SolidColorBrush brush = new SharpDX.Direct2D1.SolidColorBrush(d2dRenderTarget, ToColor(clr));
d2dRenderTarget.FillRectangle(rect, brush);
brush.Dispose();
}
internal static void Render(CompositionEngine compositionEngine, SharpDX.Direct2D1.RenderTarget renderTarget, FrameworkElement rootElement, Rectangle rectangle)
{
var rect = rectangle.GetBoundingRect(rootElement).ToSharpDX();
var fill = rectangle.Fill.ToSharpDX(renderTarget, rect);
var stroke = rectangle.Stroke.ToSharpDX(renderTarget, rect);
//var layer = new Layer(renderTarget);
//var layerParameters = new LayerParameters();
//layerParameters.ContentBounds = rect;
//renderTarget.PushLayer(ref layerParameters, layer);
if (rectangle.RadiusX > 0 &&
rectangle.RadiusY > 0)
{
var roundedRect = new SharpDX.Direct2D1.RoundedRect();
roundedRect.Rect = rect;
roundedRect.RadiusX = (float)rectangle.RadiusX;
roundedRect.RadiusY = (float)rectangle.RadiusY;
if (rectangle.StrokeThickness > 0 &&
stroke != null)
{
var halfThickness = (float)(rectangle.StrokeThickness * 0.5);
roundedRect.Rect = rect.Eroded(halfThickness);
if (fill != null)
{
renderTarget.FillRoundedRectangle(roundedRect, fill);
}
renderTarget.DrawRoundedRectangle(
roundedRect,
stroke,
(float)rectangle.StrokeThickness,
rectangle.GetStrokeStyle(compositionEngine.D2DFactory));
}
else
{
renderTarget.FillRoundedRectangle(roundedRect, fill);
}
}
else
{
if (rectangle.StrokeThickness > 0 &&
stroke != null)
{
var halfThickness = (float)(rectangle.StrokeThickness * 0.5);
if (fill != null)
{
renderTarget.FillRectangle(rect.Eroded(halfThickness), fill);
}
var strokeRect = rect.Eroded(halfThickness);
renderTarget.DrawRectangle(
strokeRect,
stroke,
(float)rectangle.StrokeThickness,
rectangle.GetStrokeStyle(compositionEngine.D2DFactory));
}
else
{
renderTarget.FillRectangle(rect, fill);
}
}
//renderTarget.PopLayer();
}
internal static async Task Render(CompositionEngine compositionEngine, SharpDX.Direct2D1.RenderTarget renderTarget, FrameworkElement rootElement, Rectangle rectangle)
{
var rect = rectangle.GetBoundingRect(rootElement).ToSharpDX();
var fill = await rectangle.Fill.ToSharpDX(renderTarget, rect);
var stroke = await rectangle.Stroke.ToSharpDX(renderTarget, rect);
try
{
var layer = rectangle.CreateAndPushLayerIfNecessary(renderTarget, rootElement);
if (rectangle.RadiusX > 0 &&
rectangle.RadiusY > 0)
{
var roundedRect = new SharpDX.Direct2D1.RoundedRectangle();
roundedRect.Rect = rect;
roundedRect.RadiusX = (float)rectangle.RadiusX;
roundedRect.RadiusY = (float)rectangle.RadiusY;
if (rectangle.StrokeThickness > 0 &&
stroke != null)
{
var halfThickness = (float)(rectangle.StrokeThickness * 0.5);
roundedRect.Rect = rect.Eroded(halfThickness);
if (fill != null)
{
renderTarget.FillRoundedRectangle(roundedRect, fill);
}
renderTarget.DrawRoundedRectangle(
roundedRect,
stroke,
(float)rectangle.StrokeThickness,
rectangle.GetStrokeStyle(compositionEngine.D2DFactory));
}
else
{
renderTarget.FillRoundedRectangle(roundedRect, fill);
}
}
else
{
if (rectangle.StrokeThickness > 0 &&
stroke != null)
{
var halfThickness = (float)(rectangle.StrokeThickness * 0.5);
if (fill != null)
{
renderTarget.FillRectangle(rect.Eroded(halfThickness), fill);
}
var strokeRect = rect.Eroded(halfThickness);
renderTarget.DrawRectangle(
strokeRect,
stroke,
(float)rectangle.StrokeThickness,
rectangle.GetStrokeStyle(compositionEngine.D2DFactory));
}
else
{
renderTarget.FillRectangle(rect, fill);
}
}
if (layer != null)
{
renderTarget.PopLayer();
layer.Dispose();
}
}
finally
{
if (fill != null)
{
fill.Dispose();
}
if (stroke != null)
{
stroke.Dispose();
}
}
}
private void OnRender()
{
lock (_renderContextLock)
{
if (_renderTarget?.IsDisposed ?? true)
{
return;
}
_renderTarget.BeginDraw();
_renderTarget.Clear(_backgroundColor);
if (_experimentStarted) // Draw blocks
{
var secsPassed = (CurrentTime - _stageUpdatedAt) / 1000.0;
switch (_paradigm)
{
case SsvepExperiment.Configuration.TestConfig.StimulationParadigm.Flicker:
foreach (var block in _blocks)
{
if (block.BorderWidth > 0)
{
_solidColorBrush.Color = _blockBorderColor;
_renderTarget.FillRectangle(block.BorderRect, _solidColorBrush);
}
if (!_trialStarted || block.Patterns == null)
{
_solidColorBrush.Color = _blockNormalColor;
}
else
{
_solidColorBrush.Color = Color.SmoothStep(_blockNormalColor, _blockFlashingColor,
(float)ConvertCosineValueToGrayScale(block.Patterns[0].Sample(secsPassed)));
}
_renderTarget.FillRectangle(block.ContentRect, _solidColorBrush);
if (block.FixationPointSize > 0)
{
_solidColorBrush.Color = _blockFixationPointColor;
_renderTarget.FillEllipse(block.CenterPointEllipse, _solidColorBrush);
}
}
break;
case SsvepExperiment.Configuration.TestConfig.StimulationParadigm.DualFlickers:
foreach (var block in _blocks)
{
if (block.BorderWidth > 0)
{
_solidColorBrush.Color = _blockBorderColor;
_renderTarget.FillRectangle(block.BorderRect, _solidColorBrush);
}
for (var i = 0; i < block.DualFlickerRects.Length; i++)
{
if (!_trialStarted || block.Patterns == null)
{
_solidColorBrush.Color = _blockNormalColor;
}
else
{
_solidColorBrush.Color = Color.SmoothStep(_blockNormalColor, _blockFlashingColor,
(float)ConvertCosineValueToGrayScale(block.Patterns[i].Sample(secsPassed)));
}
_renderTarget.FillRectangle(block.DualFlickerRects[i], _solidColorBrush);
}
if (block.FixationPointSize > 0)
{
_solidColorBrush.Color = _blockFixationPointColor;
_renderTarget.FillEllipse(block.CenterPointEllipse, _solidColorBrush);
}
}
break;
}
}
else if (!(_displayText?.IsBlank() ?? true)) // Draw text
{
_solidColorBrush.Color = _fontColor;
_renderTarget.DrawText(_displayText, _textFormat, new RawRectangleF(0, 0, Width, Height),
_solidColorBrush, SharpDX.Direct2D1.DrawTextOptions.None);
}
_renderTarget.EndDraw();
_swapChain.Present(1, SharpDX.DXGI.PresentFlags.None, _presentParameters);
}
}