105 lines
3.3 KiB
C#
105 lines
3.3 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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using Microsoft.Maui.Handlers;
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using Microsoft.Maui.Graphics;
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using Microsoft.Maui.Controls;
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using Microsoft.Maui.Platform;
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using SkiaSharp;
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namespace Microsoft.Maui.Platform.Linux.Handlers;
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/// <summary>
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/// Handler for Border on Linux using Skia rendering.
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/// </summary>
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public partial class BorderHandler : ViewHandler<IBorderView, SkiaBorder>
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{
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public static IPropertyMapper<IBorderView, BorderHandler> Mapper =
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new PropertyMapper<IBorderView, BorderHandler>(ViewHandler.ViewMapper)
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{
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[nameof(IBorderView.Content)] = MapContent,
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[nameof(IBorderStroke.Stroke)] = MapStroke,
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[nameof(IBorderStroke.StrokeThickness)] = MapStrokeThickness,
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[nameof(IView.Background)] = MapBackground,
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[nameof(IPadding.Padding)] = MapPadding,
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};
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public static CommandMapper<IBorderView, BorderHandler> CommandMapper =
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new(ViewHandler.ViewCommandMapper)
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{
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};
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public BorderHandler() : base(Mapper, CommandMapper)
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{
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}
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public BorderHandler(IPropertyMapper? mapper, CommandMapper? commandMapper = null)
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: base(mapper ?? Mapper, commandMapper ?? CommandMapper)
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{
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}
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protected override SkiaBorder CreatePlatformView()
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{
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return new SkiaBorder();
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}
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protected override void ConnectHandler(SkiaBorder platformView)
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{
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base.ConnectHandler(platformView);
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}
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protected override void DisconnectHandler(SkiaBorder platformView)
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{
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base.DisconnectHandler(platformView);
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}
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public static void MapContent(BorderHandler handler, IBorderView border)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.ClearChildren();
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if (border.PresentedContent?.Handler?.PlatformView is SkiaView skiaContent)
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{
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handler.PlatformView.AddChild(skiaContent);
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}
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}
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public static void MapStroke(BorderHandler handler, IBorderView border)
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{
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if (handler.PlatformView is null) return;
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if (border.Stroke is SolidPaint solidPaint && solidPaint.Color is not null)
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{
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handler.PlatformView.Stroke = solidPaint.Color.ToSKColor();
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}
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}
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public static void MapStrokeThickness(BorderHandler handler, IBorderView border)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.StrokeThickness = (float)border.StrokeThickness;
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}
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public static void MapBackground(BorderHandler handler, IBorderView border)
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{
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if (handler.PlatformView is null) return;
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if (border.Background is SolidPaint solidPaint && solidPaint.Color is not null)
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{
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handler.PlatformView.BackgroundColor = solidPaint.Color.ToSKColor();
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}
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}
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public static void MapPadding(BorderHandler handler, IBorderView border)
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{
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if (handler.PlatformView is null) return;
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var padding = border.Padding;
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handler.PlatformView.PaddingLeft = (float)padding.Left;
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handler.PlatformView.PaddingTop = (float)padding.Top;
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handler.PlatformView.PaddingRight = (float)padding.Right;
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handler.PlatformView.PaddingBottom = (float)padding.Bottom;
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}
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}
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