HRGN
using System;
using System.CodeDom.Compiler;
using System.Diagnostics;
using System.Runtime.CompilerServices;
using Windows.Win32.Foundation;
namespace Windows.Win32.Graphics.Gdi
{
[DebuggerDisplay("{Value}")]
[GeneratedCode("Microsoft.Windows.CsWin32", "0.3.151+58e949951d.RR")]
internal readonly struct HRGN : IEquatable<HRGN>
{
internal unsafe readonly void* Value;
internal static HRGN Null => default(HRGN);
internal unsafe bool IsNull => Value == null;
[NullableContext(1)]
public unsafe RECT[] GetRegionRects()
{
uint regionData = PInvokeCore.GetRegionData(this, 0, null);
if (regionData != 0) {
BufferScope<byte> bufferScope = new BufferScope<byte>((int)regionData);
try {
fixed (byte* ptr = &bufferScope.GetPinnableReference()) {
if (PInvokeCore.GetRegionData(this, regionData, (RGNDATA*)ptr) == regionData)
return RGNDATAHEADER.GetRegionRects((RGNDATAHEADER*)ptr);
return Array.Empty<RECT>();
}
} finally {
bufferScope.Dispose();
}
}
return Array.Empty<RECT>();
}
internal unsafe HRGN(void* value)
{
Value = value;
}
internal unsafe HRGN(IntPtr value)
{
this = new HRGN((void*)(long)value);
}
public unsafe static implicit operator void*(HRGN value)
{
return value.Value;
}
public unsafe static explicit operator HRGN(void* value)
{
return new HRGN(value);
}
public unsafe static bool operator ==(HRGN left, HRGN right)
{
return left.Value == right.Value;
}
public static bool operator !=(HRGN left, HRGN right)
{
return !(left == right);
}
public unsafe bool Equals(HRGN other)
{
return Value == other.Value;
}
public override bool Equals(object obj)
{
if (obj is HRGN) {
HRGN other = (HRGN)obj;
return Equals(other);
}
return false;
}
public unsafe override int GetHashCode()
{
return (int)Value;
}
public unsafe override string ToString()
{
DefaultInterpolatedStringHandler defaultInterpolatedStringHandler = new DefaultInterpolatedStringHandler(2, 1);
defaultInterpolatedStringHandler.AppendLiteral("0x");
defaultInterpolatedStringHandler.AppendFormatted((UIntPtr)Value, "x");
return defaultInterpolatedStringHandler.ToStringAndClear();
}
public unsafe static implicit operator IntPtr(HRGN value)
{
return new IntPtr(value.Value);
}
public unsafe static explicit operator HRGN(IntPtr value)
{
return new HRGN(value.ToPointer());
}
public unsafe static explicit operator HRGN(UIntPtr value)
{
return new HRGN(value.ToPointer());
}
public unsafe static implicit operator HGDIOBJ(HRGN value)
{
return new HGDIOBJ(value.Value);
}
}
}