Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / CommonUI / System / Drawing / Advanced / MetafileHeader.cs / 2 / MetafileHeader.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------------------
namespace System.Drawing.Imaging {
using System.Configuration.Assemblies;
using System.Diagnostics;
using System;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Drawing.Internal;
///
/// Contains attributes of an
/// associated
[StructLayout(LayoutKind.Sequential)]
public sealed class MetafileHeader
{
// determine which to use by nullity
internal MetafileHeaderWmf wmf;
internal MetafileHeaderEmf emf;
internal MetafileHeader()
{
}
///
/// Gets the type of the associated
public MetafileType Type
{
get
{
return IsWmf() ? wmf.type : emf.type;
}
}
///
///
/// Gets the size, in bytes, of the associated
///
///
public int MetafileSize
{
get
{
return IsWmf() ? wmf.size : emf.size;
}
}
///
/// Gets the version number of the associated
///
public int Version
{
get
{
return IsWmf() ? wmf.version : emf.version;
}
}
/* FxCop rule 'AvoidBuildingNonCallableCode' - Left here in case it is needed in the future.
private EmfPlusFlags EmfPlusFlags
{
get
{
return IsWmf() ? wmf.emfPlusFlags : emf.emfPlusFlags;
}
}
*/
///
/// Gets the horizontal resolution, in
/// dots-per-inch, of the associated
public float DpiX
{
get
{
return IsWmf() ? wmf.dpiX : emf.dpiX;
}
}
///
/// Gets the vertical resolution, in
/// dots-per-inch, of the associated
public float DpiY
{
get
{
return IsWmf() ? wmf.dpiY : emf.dpiY;
}
}
///
/// Gets a
public Rectangle Bounds
{
get
{
return IsWmf() ?
new Rectangle(wmf.X, wmf.Y, wmf.Width, wmf.Height) :
new Rectangle(emf.X, emf.Y, emf.Width, emf.Height);
}
}
///
/// Returns a value indicating whether the
/// associated
public bool IsWmf()
{
if ((wmf == null) && (emf == null))
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
if ((wmf != null) &&
((wmf.type == MetafileType.Wmf) ||
(wmf.type == MetafileType.WmfPlaceable)))
return true;
else
return false;
}
///
///
/// Returns a value indicating whether the
/// associated
///
public bool IsWmfPlaceable()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((wmf != null) && (wmf.type == MetafileType.WmfPlaceable));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmf()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.Emf));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfOrEmfPlus()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type >= MetafileType.Emf));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfPlus()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type >= MetafileType.EmfPlusOnly));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfPlusDual()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.EmfPlusDual));
}
///
///
/// Returns a value indicating whether the associated
///
public bool IsEmfPlusOnly()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.EmfPlusOnly));
}
///
///
/// Returns a value indicating whether the associated
///
public bool IsDisplay()
{
return IsEmfPlus() &&
((((int)emf.emfPlusFlags) & ((int)EmfPlusFlags.Display)) != 0);
}
///
/// Gets the WMF header file for the associated
///
public MetaHeader WmfHeader
{
get
{
if (wmf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return wmf.WmfHeader;
}
}
///
///
/// Gets the WMF header file for the associated
///
/* FxCop rule 'AvoidBuildingNonCallableCode' - Left here in case it is needed in the future.
internal SafeNativeMethods.ENHMETAHEADER EmfHeader
{
get
{
if (emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return emf.EmfHeader;
}
}
*/
///
/// Gets the size, in bytes, of the
/// enhanced metafile plus header file.
///
public int EmfPlusHeaderSize
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.EmfPlusHeaderSize : emf.EmfPlusHeaderSize;
}
}
///
///
/// Gets the logical horizontal resolution, in
/// dots-per-inch, of the associated
///
public int LogicalDpiX
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.LogicalDpiX : emf.LogicalDpiX;
}
}
///
/// Gets the logical vertical resolution, in
/// dots-per-inch, of the associated
public int LogicalDpiY
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.LogicalDpiY : emf.LogicalDpiX;
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------------------
namespace System.Drawing.Imaging {
using System.Configuration.Assemblies;
using System.Diagnostics;
using System;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Drawing.Internal;
///
/// Contains attributes of an
/// associated
[StructLayout(LayoutKind.Sequential)]
public sealed class MetafileHeader
{
// determine which to use by nullity
internal MetafileHeaderWmf wmf;
internal MetafileHeaderEmf emf;
internal MetafileHeader()
{
}
///
/// Gets the type of the associated
public MetafileType Type
{
get
{
return IsWmf() ? wmf.type : emf.type;
}
}
///
///
/// Gets the size, in bytes, of the associated
///
///
public int MetafileSize
{
get
{
return IsWmf() ? wmf.size : emf.size;
}
}
///
/// Gets the version number of the associated
///
public int Version
{
get
{
return IsWmf() ? wmf.version : emf.version;
}
}
/* FxCop rule 'AvoidBuildingNonCallableCode' - Left here in case it is needed in the future.
private EmfPlusFlags EmfPlusFlags
{
get
{
return IsWmf() ? wmf.emfPlusFlags : emf.emfPlusFlags;
}
}
*/
///
/// Gets the horizontal resolution, in
/// dots-per-inch, of the associated
public float DpiX
{
get
{
return IsWmf() ? wmf.dpiX : emf.dpiX;
}
}
///
/// Gets the vertical resolution, in
/// dots-per-inch, of the associated
public float DpiY
{
get
{
return IsWmf() ? wmf.dpiY : emf.dpiY;
}
}
///
/// Gets a
public Rectangle Bounds
{
get
{
return IsWmf() ?
new Rectangle(wmf.X, wmf.Y, wmf.Width, wmf.Height) :
new Rectangle(emf.X, emf.Y, emf.Width, emf.Height);
}
}
///
/// Returns a value indicating whether the
/// associated
public bool IsWmf()
{
if ((wmf == null) && (emf == null))
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
if ((wmf != null) &&
((wmf.type == MetafileType.Wmf) ||
(wmf.type == MetafileType.WmfPlaceable)))
return true;
else
return false;
}
///
///
/// Returns a value indicating whether the
/// associated
///
public bool IsWmfPlaceable()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((wmf != null) && (wmf.type == MetafileType.WmfPlaceable));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmf()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.Emf));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfOrEmfPlus()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type >= MetafileType.Emf));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfPlus()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type >= MetafileType.EmfPlusOnly));
}
///
/// Returns a value indicating whether the
/// associated
public bool IsEmfPlusDual()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.EmfPlusDual));
}
///
///
/// Returns a value indicating whether the associated
///
public bool IsEmfPlusOnly()
{
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return ((emf != null) && (emf.type == MetafileType.EmfPlusOnly));
}
///
///
/// Returns a value indicating whether the associated
///
public bool IsDisplay()
{
return IsEmfPlus() &&
((((int)emf.emfPlusFlags) & ((int)EmfPlusFlags.Display)) != 0);
}
///
/// Gets the WMF header file for the associated
///
public MetaHeader WmfHeader
{
get
{
if (wmf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return wmf.WmfHeader;
}
}
///
///
/// Gets the WMF header file for the associated
///
/* FxCop rule 'AvoidBuildingNonCallableCode' - Left here in case it is needed in the future.
internal SafeNativeMethods.ENHMETAHEADER EmfHeader
{
get
{
if (emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return emf.EmfHeader;
}
}
*/
///
/// Gets the size, in bytes, of the
/// enhanced metafile plus header file.
///
public int EmfPlusHeaderSize
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.EmfPlusHeaderSize : emf.EmfPlusHeaderSize;
}
}
///
///
/// Gets the logical horizontal resolution, in
/// dots-per-inch, of the associated
///
public int LogicalDpiX
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.LogicalDpiX : emf.LogicalDpiX;
}
}
///
/// Gets the logical vertical resolution, in
/// dots-per-inch, of the associated
public int LogicalDpiY
{
get {
if (wmf == null && emf == null)
throw SafeNativeMethods.Gdip.StatusException(SafeNativeMethods.Gdip.InvalidParameter);
return IsWmf() ? wmf.LogicalDpiY : emf.LogicalDpiX;
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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