105 lines
3.2 KiB
C#
105 lines
3.2 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.Controls;
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using Microsoft.Maui.Handlers;
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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 Frame on Linux using SkiaFrame.
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/// </summary>
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public partial class FrameHandler : ViewHandler<Frame, SkiaFrame>
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{
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public static IPropertyMapper<Frame, FrameHandler> Mapper =
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new PropertyMapper<Frame, FrameHandler>(ViewMapper)
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{
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[nameof(Frame.BorderColor)] = MapBorderColor,
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[nameof(Frame.CornerRadius)] = MapCornerRadius,
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[nameof(Frame.HasShadow)] = MapHasShadow,
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[nameof(Frame.BackgroundColor)] = MapBackgroundColor,
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[nameof(Frame.Padding)] = MapPadding,
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[nameof(Frame.Content)] = MapContent,
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};
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public FrameHandler() : base(Mapper)
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{
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}
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public FrameHandler(IPropertyMapper? mapper)
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: base(mapper ?? Mapper)
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{
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}
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protected override SkiaFrame CreatePlatformView()
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{
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return new SkiaFrame();
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}
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public static void MapBorderColor(FrameHandler handler, Frame frame)
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{
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if (frame.BorderColor != null)
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{
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handler.PlatformView.Stroke = new SKColor(
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(byte)(frame.BorderColor.Red * 255),
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(byte)(frame.BorderColor.Green * 255),
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(byte)(frame.BorderColor.Blue * 255),
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(byte)(frame.BorderColor.Alpha * 255));
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}
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}
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public static void MapCornerRadius(FrameHandler handler, Frame frame)
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{
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handler.PlatformView.CornerRadius = frame.CornerRadius;
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}
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public static void MapHasShadow(FrameHandler handler, Frame frame)
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{
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handler.PlatformView.HasShadow = frame.HasShadow;
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}
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public static void MapBackgroundColor(FrameHandler handler, Frame frame)
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{
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if (frame.BackgroundColor != null)
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{
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handler.PlatformView.BackgroundColor = new SKColor(
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(byte)(frame.BackgroundColor.Red * 255),
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(byte)(frame.BackgroundColor.Green * 255),
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(byte)(frame.BackgroundColor.Blue * 255),
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(byte)(frame.BackgroundColor.Alpha * 255));
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}
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}
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public static void MapPadding(FrameHandler handler, Frame frame)
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{
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handler.PlatformView.SetPadding(
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(float)frame.Padding.Left,
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(float)frame.Padding.Top,
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(float)frame.Padding.Right,
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(float)frame.Padding.Bottom);
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}
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public static void MapContent(FrameHandler handler, Frame frame)
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{
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if (handler.PlatformView is null || handler.MauiContext is null) return;
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handler.PlatformView.ClearChildren();
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var content = frame.Content;
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if (content != null)
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{
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// Create handler for content if it doesn't exist
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if (content.Handler == null)
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{
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content.Handler = content.ToHandler(handler.MauiContext);
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}
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if (content.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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}
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}
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