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1908-V100-KDGV-KryptonDataGridViewUtilities #1956

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Dec 17, 2024
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1908-V100-KDGV-KryptonDataGridViewUtilities #1956

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1908-V100-KDGV-KryptonDataGridViewUtilities
giduac Dec 17, 2024
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1908-V100-KDGV-KryptonDataGridViewUtilities
giduac Dec 17, 2024
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76 changes: 76 additions & 0 deletions Source/Krypton Components/Krypton.Toolkit/Controls Toolkit/KryptonDataGridViewUtilities.cs
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#region BSD License
/*
* New BSD 3-Clause License (https://github.com/Krypton-Suite/Standard-Toolkit/blob/master/LICENSE)
* Modifications by Peter Wagner (aka Wagnerp), Simon Coghlan (aka Smurf-IV), Giduac & Ahmed Abdelhameed et al. 2024 - 2025. All rights reserved.
*
*/
#endregion

namespace Krypton.Toolkit
{

internal class KryptonDataGridViewUtilities
{
internal static class TextFormatFlagsCellStyleAlignments
{
// Calculate these once for use in ComputeTextFormatFlagsForCellStyleAlignment()
private static readonly TextFormatFlags baseMask = TextFormatFlags.NoPrefix | TextFormatFlags.PreserveGraphicsClipping;
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internal static readonly TextFormatFlags TopLeft_RightToLeft = baseMask | TextFormatFlags.Top | TextFormatFlags.Right | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags TopLeft_LeftToRight = baseMask | TextFormatFlags.Top | TextFormatFlags.Left;
internal static readonly TextFormatFlags TopCenter = baseMask | TextFormatFlags.Top | TextFormatFlags.HorizontalCenter;
internal static readonly TextFormatFlags TopRight_RightToLeft = baseMask | TextFormatFlags.Top | TextFormatFlags.Left | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags TopRight_LeftToRight = baseMask | TextFormatFlags.Top | TextFormatFlags.Right;

internal static readonly TextFormatFlags MiddleLeft_RightToLeft = baseMask | TextFormatFlags.VerticalCenter | TextFormatFlags.Right | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags MiddleLeft_LeftToRight = baseMask | TextFormatFlags.VerticalCenter | TextFormatFlags.Left;
internal static readonly TextFormatFlags MiddleCenter = baseMask | TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter;
internal static readonly TextFormatFlags MiddleRight_RightToLeft = baseMask | TextFormatFlags.VerticalCenter | TextFormatFlags.Left | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags MiddleRight_LeftToRight = baseMask | TextFormatFlags.VerticalCenter | TextFormatFlags.Right;

internal static readonly TextFormatFlags BottomLeft_RightToLeft = baseMask | TextFormatFlags.Bottom | TextFormatFlags.Right | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags BottomLeft_LeftToRight = baseMask | TextFormatFlags.Bottom | TextFormatFlags.Left;
internal static readonly TextFormatFlags BottomCenter = baseMask | TextFormatFlags.Bottom | TextFormatFlags.HorizontalCenter;
internal static readonly TextFormatFlags BottomRight_RightToLeft = baseMask | TextFormatFlags.Bottom | TextFormatFlags.Left | TextFormatFlags.RightToLeft;
internal static readonly TextFormatFlags BottomRight_Lefttoright = baseMask | TextFormatFlags.Bottom | TextFormatFlags.Right;

internal static readonly TextFormatFlags DefaultAlignment = baseMask | TextFormatFlags.HorizontalCenter | TextFormatFlags.VerticalCenter;
}

internal static TextFormatFlags ComputeTextFormatFlagsForCellStyleAlignment(
bool rightToLeft,
DataGridViewContentAlignment alignment,
DataGridViewTriState wrapMode)
{
// This routine has been copied from the dotnet winforms project and slightly rewritten to reduce computing masks
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
TextFormatFlags tff = alignment switch
{
DataGridViewContentAlignment.TopLeft when rightToLeft => TextFormatFlagsCellStyleAlignments.TopLeft_RightToLeft,
DataGridViewContentAlignment.TopLeft when !rightToLeft => TextFormatFlagsCellStyleAlignments.TopLeft_LeftToRight,
DataGridViewContentAlignment.TopCenter => TextFormatFlagsCellStyleAlignments.TopCenter,
DataGridViewContentAlignment.TopRight when rightToLeft => TextFormatFlagsCellStyleAlignments.TopRight_RightToLeft,
DataGridViewContentAlignment.TopRight when !rightToLeft => TextFormatFlagsCellStyleAlignments.TopRight_LeftToRight,

DataGridViewContentAlignment.MiddleLeft when rightToLeft => TextFormatFlagsCellStyleAlignments.MiddleLeft_RightToLeft,
DataGridViewContentAlignment.MiddleLeft when !rightToLeft => TextFormatFlagsCellStyleAlignments.MiddleLeft_LeftToRight,
DataGridViewContentAlignment.MiddleCenter => TextFormatFlagsCellStyleAlignments.MiddleCenter,
DataGridViewContentAlignment.MiddleRight when rightToLeft => TextFormatFlagsCellStyleAlignments.MiddleRight_RightToLeft,
DataGridViewContentAlignment.MiddleRight when !rightToLeft => TextFormatFlagsCellStyleAlignments.MiddleRight_LeftToRight,

DataGridViewContentAlignment.BottomLeft when rightToLeft => TextFormatFlagsCellStyleAlignments.BottomLeft_RightToLeft,
DataGridViewContentAlignment.BottomLeft when !rightToLeft => TextFormatFlagsCellStyleAlignments.BottomLeft_LeftToRight,
DataGridViewContentAlignment.BottomCenter => TextFormatFlagsCellStyleAlignments.BottomCenter,
DataGridViewContentAlignment.BottomRight when rightToLeft => TextFormatFlagsCellStyleAlignments.BottomRight_RightToLeft,
DataGridViewContentAlignment.BottomRight when !rightToLeft => TextFormatFlagsCellStyleAlignments.BottomRight_Lefttoright,
_ => TextFormatFlagsCellStyleAlignments.DefaultAlignment
};

return tff | (wrapMode == DataGridViewTriState.False
? TextFormatFlags.SingleLine
: TextFormatFlags.WordBreak);

}
}
}