public override void RenderFrame(FrameBitmapBuffer buffer, IPlatformWindow owner)
{
var layoutResult = layoutEngine.ProcessLayout(owner.ClientSize, owner.ComponentTree);
var info = new SKImageInfo(buffer.Width, buffer.Height, SKImageInfo.PlatformColorType, SKAlphaType.Premul);
using (var surface = SKSurface.Create(info, buffer.Pixels, buffer.RowBytes))
{
foreach (var component in owner.ComponentTree.GetAllElements())
{
if (component is ILayoutBox layoutBox && component is IVisualComponent element)
{
var frameRenderer = new FrameRenderer(owner.ClientSize, surface);
var renderContext = new RenderContext()
{
FrameRenderer = frameRenderer,
ClientSize = owner.ClientSize,
LayoutInfo = layoutResult.GetLayoutBoxInformation(layoutBox)
};
element.Render(renderContext);
}
}
}
}
private void formPaint(object sender, PaintEventArgs e)
{
var bitmap = new Bitmap(form.Width, form.Height, PixelFormat.Format32bppPArgb);
var data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, form.Width, form.Height), ImageLockMode.WriteOnly, bitmap.PixelFormat);
var buffer = new FrameBitmapBuffer()
{
Width = form.Width,
Height = form.Height,
RowBytes = data.Stride,
Pixels = data.Scan0
};
app.GetService <IRenderEngine>().RenderFrame(buffer, this);
bitmap.UnlockBits(data);
e.Graphics.DrawImage(bitmap, 0, 0);
}