private void Layout(Element el, Box?viewport = null)
{
var layouter = new LayoutProcessor();
layouter.ViewPort = viewport ?? new Box(0, 0, 640, 360);
layouter.Process(el);
}
protected override void OnRenderFrame(FrameEventArgs args)
{
GL.Viewport(0, 0, ClientSize.X, ClientSize.Y);
GL.ClearColor(Color4.Beige);
GL.Clear(ClearBufferMask.ColorBufferBit);
using (new SKAutoCanvasRestore(surface.Canvas, true))
{
// We've modified opengl state, so let's reset
grContext.ResetContext();
var canvas = surface.Canvas;
canvas.Clear(new SKColor(128, 0, 128));
//canvas.Translate(20, 20);
//Paint.Color = new SKColor(0, 0, 200);
//Paint.TextSize = 64;
//canvas.DrawText("Hello", 0, 64, Paint);
//canvas.DrawRect(0, 0, 100, 100, Paint);
var el = new Element();
el.Data = "root";
el.Style.Display = StyleDisplay.Block;
el.Style.Position = StylePosition.Absolute;
el.Style.Height = 320;
el.Style.Width = 220;
el.Style.BorderWidth = 5;
el.Style.Padding = 5;
Element child;
Element box;
var box1 = box = new Element();
box.Data = "b1";
box.Style.Display = StyleDisplay.Block;
box.Style.Position = StylePosition.Static;
box.Style.Width = 20;
box.Style.Height = 20;
el.AddChild(box);
var child1 = child = new TextElement();
child.Data = "child";
child.Style.Width = 5;
child.Style.Height = 30;
child.Style.Display = StyleDisplay.Inline;
child.Style.Position = StylePosition.Static;
(child as TextElement).Content = "Testduck Testduck2 Testduck3";
(child as TextElement).TextSize = 20;
el.AddChild(child);
var box2 = box = new Element();
box.Data = "b1";
box.Style.Display = StyleDisplay.InlineBlock;
box.Style.Position = StylePosition.Static;
box.Style.Width = 20;
box.Style.Height = 20;
el.AddChild(box);
var child2 = child = new TextElement();
child.Data = "child2";
child.Style.Width = 5;
child.Style.Height = 30;
child.Style.Display = StyleDisplay.Inline;
child.Style.Position = StylePosition.Static;
(child as TextElement).Content = "Testduck4 Testduck5 Testduck6";
(child as TextElement).TextSize = 20;
el.AddChild(child);
var box3 = box = new Element();
box.Data = "b3";
box.Style.Display = StyleDisplay.Block;
box.Style.Position = StylePosition.Static;
box.Style.Width = 20;
box.Style.Height = 20;
el.AddChild(box);
var child3 = child = new TextElement();
child.Data = "child3";
child.Style.Height = 30;
child.Style.Width = 5;
child.Style.Display = StyleDisplay.Inline;
child.Style.Position = StylePosition.Static;
(child as TextElement).Content = "Testduck4 Testduck5 Test|ö|└|²³|ₚ|☑|😂";
(child as TextElement).TextSize = 20;
el.AddChild(child);
var layouter = new LayoutProcessor();
layouter.ViewPort = new Box(0, 0, ClientSize.X, ClientSize.Y);
//layouter.ViewPort = new Box(0, 0, ClientSize.X, 20);
layouter.Process(el);
var recorder = new CommandRecorder();
recorder.Record(el);
var executor = new CommandExecutor();
executor.Execute(recorder, canvas);
canvas.Flush();
}
//System.Threading.Thread.Sleep(500);
SwapBuffers();
var ticks = FPSCounter.ElapsedTicks;
var ms = ticks / 10000.0;
var newFPS = 1000f / (float)ms;
FPSCounter.Restart();
CurrentFPS = Smooth(CurrentFPS, newFPS, 0.01f);
if ((DateTime.UtcNow - LastUpdatedFPS).TotalSeconds > 1)
{
LastUpdatedFPS = DateTime.UtcNow;
Title = $"FPS: {CurrentFPS.ToString("F0", CultureInfo.CurrentCulture)}";
}
}
public TextViewService()
{
_viewTreeBuilder = new ViewTreeBuilder <TextView>(new TextViewFactory());
_layoutProcessor = new LayoutProcessor <TextView>(new TextViewOptions());
}
