using Annulus;
using Azimuth;
using Prism;

namespace Glass.Testbed.TestCases.Rendering
{
    public class SolidColorTestCase : TestCase
    {
        protected override void Populate()
        {
            var swatchSize = new Vector(36, 36);
            var sampleSize = new Vector(168, 48);

            AddCaption("Solid colours");
            var swatchColors = new[]
            {
                Colors.Red,
                Colors.Green,
                Colors.Blue,
                Colors.White,
            };

            Rect swatchRow = ContentAggregator.NewRow(swatchSize.Y);
            foreach (Color swatchColor in swatchColors)
            {
                var swatch = NewChild<Panel>("swatch");
                swatch.Material = new SolidColorMaterial { Color = swatchColor };
                swatch.Bounds = swatchRow.NewCol(swatchSize.X, margin: Margin);
            }

            AddCaption("Half alpha over a panel");
            Rect dimmedRow = ContentAggregator.NewRow(sampleSize.Y);
            var dimmed = NewChild<Panel>("dimmed");
            dimmed.Material = UiPacksheetMaterials.GreenFlatPanel;
            dimmed.Bounds = dimmedRow.NewCol(sampleSize.X);

            Rect insideDimmed = Rect.FromPositionAndSize(Vector.Zero, dimmed.CanvasRect.Size);
            var dim = dimmed.CanvasChildren.NewChild<Panel>();
            dim.Material = new SolidColorMaterial { Color = Color.FromArgb(128, 0, 0, 0) };
            dim.Bounds = insideDimmed.NewCol(insideDimmed.Width / 2);

            AddCaption("Clipped to its parent");
            Rect clipperRow = ContentAggregator.NewRow(sampleSize.Y);
            var clipper = NewChild<Panel>("clipper");
            clipper.Material = UiPacksheetMaterials.GreenFlatPanel;
            clipper.Bounds = clipperRow.NewCol(sampleSize.X);

            Rect insideClipper = Rect.FromPositionAndSize(Vector.Zero, clipper.CanvasRect.Size);

            // Grown out of the clipper's own rect rather than guessed at, since overflowing every side is the point.
            var overflowing = clipper.CanvasChildren.NewChild<Panel>();
            overflowing.Material = new SolidColorMaterial { Color = Colors.Orange };
            overflowing.Bounds = insideClipper.Expand(
                new Rect.BorderSize { Left = 20, Top = 20, Right = 20, Bottom = 20 });
        }
    }
}