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Add ability to manage output area of tablet handler #6166

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Add ability to manage output area of tablet handler #6166

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7bac31e
Add output area and size to OTD handler
Feodor0090 Feb 1, 2024
56db884
Expose area properties via `ITabletHandler`
Feodor0090 Feb 1, 2024
abc34ab
Add better explanation how `OutputAreaPosition` works
Feodor0090 Mar 6, 2024
f8aab30
Remove mention about osu!'s component
Feodor0090 Mar 6, 2024
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10 changes: 10 additions & 0 deletions osu.Framework/Input/Handlers/Tablet/ITabletHandler.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,16 @@ public interface ITabletHandler
/// </summary>
Bindable<Vector2> AreaSize { get; }

/// <summary>
/// Position of output area inside game window, 0 is top-left position, 1 is bottom-right.
/// </summary>
Bindable<Vector2> OutputAreaPosition { get; }
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If I understand correctly, this is the relative position of the centre of the output area? It should probably be mentioned as such in the xmldoc.


/// <summary>
/// Relative size of output area inside game window.
/// </summary>
Bindable<Vector2> OutputAreaSize { get; }

/// <summary>
/// Information on the currently connected tablet device. May be null if no tablet is detected.
/// </summary>
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29 changes: 25 additions & 4 deletions osu.Framework/Input/Handlers/Tablet/OpenTabletDriverHandler.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,10 @@ public class OpenTabletDriverHandler : InputHandler, IAbsolutePointer, IRelative

public Bindable<Vector2> AreaSize { get; } = new Bindable<Vector2>();

public Bindable<Vector2> OutputAreaPosition { get; } = new Bindable<Vector2>();

public Bindable<Vector2> OutputAreaSize { get; } = new Bindable<Vector2>(new Vector2(1f, 1f));

public Bindable<float> Rotation { get; } = new Bindable<float>();

public IBindable<TabletInfo> Tablet => tablet;
Expand All @@ -58,6 +62,11 @@ public override bool Initialize(GameHost host)
AreaSize.BindValueChanged(_ => updateInputArea(device), true);
Rotation.BindValueChanged(_ => updateInputArea(device), true);

OutputAreaPosition.BindValueChanged(_ => updateOutputArea(host.Window));
OutputAreaSize.BindValueChanged(_ => updateOutputArea(host.Window));

updateOutputArea(host.Window);

Enabled.BindValueChanged(enabled =>
{
if (enabled.NewValue)
Expand Down Expand Up @@ -126,14 +135,26 @@ private void updateOutputArea(IWindow window)
{
case AbsoluteOutputMode absoluteOutputMode:
{
float outputWidth, outputHeight;
// window size & pos
float outputWidth = window.ClientSize.Width;
float outputHeight = window.ClientSize.Height;
float posX = outputWidth / 2;
float posY = outputHeight / 2;

// applying "output area"
float areaOffsX = (1f - OutputAreaSize.Value.X) * (OutputAreaPosition.Value.X - 0.5f) * outputWidth;
float areaOffsY = (1f - OutputAreaSize.Value.Y) * (OutputAreaPosition.Value.Y - 0.5f) * outputHeight;
outputWidth *= OutputAreaSize.Value.X;
outputHeight *= OutputAreaSize.Value.Y;
posX += areaOffsX;
posY += areaOffsY;

// Set output area in pixels
absoluteOutputMode.Output = new Area
{
Width = outputWidth = window.ClientSize.Width,
Height = outputHeight = window.ClientSize.Height,
Position = new System.Numerics.Vector2(outputWidth / 2, outputHeight / 2)
Width = outputWidth,
Height = outputHeight,
Position = new System.Numerics.Vector2(posX, posY)
};
break;
}
Expand Down