osu/osu.Game/Tests/Visual/OsuGridTestScene.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
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namespace osu.Game.Tests.Visual
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{
/// <summary>
/// An abstract test case which exposes small cells arranged in a grid.
/// Useful for displaying multiple configurations of a tested component at a glance.
/// </summary>
public abstract class OsuGridTestScene : OsuTestScene
{
private readonly Drawable[,] cells;
/// <summary>
/// The amount of rows in the grid.
/// </summary>
protected readonly int Rows;
/// <summary>
/// The amount of columns in the grid.
/// </summary>
protected readonly int Cols;
/// <summary>
/// Constructs a grid test case with the given dimensions.
/// </summary>
protected OsuGridTestScene(int rows, int cols)
{
Rows = rows;
Cols = cols;
GridContainer testContainer;
Add(testContainer = new GridContainer { RelativeSizeAxes = Axes.Both });
cells = new Drawable[rows, cols];
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for (int r = 0; r < rows; r++)
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{
for (int c = 0; c < cols; c++)
cells[r, c] = new Container { RelativeSizeAxes = Axes.Both };
}
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testContainer.Content = cells.ToJagged();
}
protected Container Cell(int index) => (Container)cells[index / Cols, index % Cols];
protected Container Cell(int row, int col) => (Container)cells[row, col];
}
}