public static bool GetViewportExtEx(HandleRef hdc, [In, Out] IntNativeMethods.SIZE lpSize)
{
bool retVal = IntGetViewportExtEx(hdc, lpSize);
DbgUtil.AssertWin32(retVal, "GetViewportExtEx([hdc=0x{0:X8}], [out size]) failed.", hdc.Handle);
return(retVal);
}
public static bool SetViewportExtEx(HandleRef hDC, int x, int y, [In, Out] IntNativeMethods.SIZE size)
{
bool retVal = IntSetViewportExtEx(hDC, x, y, size);
DbgUtil.AssertWin32(retVal, "SetViewportExtEx([hdc=0x{0:X8}], x=[{1}], y=[{2}], [out size]) failed.", hDC.Handle, x, y);
return(retVal);
}
public static int GetTextExtentPoint32(HandleRef hDC, string text, [In, Out] IntNativeMethods.SIZE size)
{
int byteCount = text.Length;
int retVal = GetTextExtentPoint32W(hDC, text, text.Length, size);
DbgUtil.AssertWin32(retVal != 0, "GetTextExtentPoint32(hdc=[0x{0:X8}], text=[{1}], size=[{2}] failed.", hDC.Handle, text, size);
return(retVal);
}
public static int GetTextExtentPoint32(HandleRef hDC, string text, [In, Out] IntNativeMethods.SIZE size)
{
int length = text.Length;
if (Marshal.SystemDefaultCharSize == 1)
{
byte[] pOutBytes = new byte[WideCharToMultiByte(0, 0, text, text.Length, null, 0, IntPtr.Zero, IntPtr.Zero)];
WideCharToMultiByte(0, 0, text, text.Length, pOutBytes, pOutBytes.Length, IntPtr.Zero, IntPtr.Zero);
length = Math.Min(text.Length, 0x2000);
return(GetTextExtentPoint32A(hDC, pOutBytes, length, size));
}
return(GetTextExtentPoint32W(hDC, text, text.Length, size));
}
public static int GetTextExtentPoint32(HandleRef hDC, string text, [In, Out] IntNativeMethods.SIZE size)
{
int retVal;
int byteCount = text.Length;
if (Marshal.SystemDefaultCharSize == 1)
{
// Convert Unicode string to ANSI.
byteCount = IntUnsafeNativeMethods.WideCharToMultiByte(IntNativeMethods.CP_ACP, 0, text, text.Length, null, 0, IntPtr.Zero, IntPtr.Zero);
byte[] textBytes = new byte[byteCount];
IntUnsafeNativeMethods.WideCharToMultiByte(IntNativeMethods.CP_ACP, 0, text, text.Length, textBytes, textBytes.Length, IntPtr.Zero, IntPtr.Zero);
// Security: Windows 95/98/Me: This value may not exceed 8192.
byteCount = Math.Min(text.Length, IntNativeMethods.MaxTextLengthInWin9x);
retVal = GetTextExtentPoint32A(hDC, textBytes, byteCount, size);
}
else
{
retVal = GetTextExtentPoint32W(hDC, text, text.Length, size);
}
DbgUtil.AssertWin32(retVal != 0, "GetTextExtentPoint32(hdc=[0x{0:X8}], text=[{1}], size=[{2}] failed.", hDC.Handle, text, size);
return(retVal);
}
public static extern bool IntSetViewportExtEx(HandleRef hDC, int x, int y, [In, Out] IntNativeMethods.SIZE size);
public static extern bool IntGetViewportExtEx(HandleRef hdc, [In, Out] IntNativeMethods.SIZE lpSize);
public static extern int GetTextExtentPoint32W(HandleRef hDC, string text, int len, [In, Out] IntNativeMethods.SIZE size);
public static extern int GetTextExtentPoint32A(HandleRef hDC, byte[] lpszString, int byteCount, [In, Out] IntNativeMethods.SIZE size);
public static bool SetViewportExtEx(HandleRef hDC, int x, int y, [In, Out] IntNativeMethods.SIZE size)
{
return(IntSetViewportExtEx(hDC, x, y, size));
}
public static bool GetViewportExtEx(HandleRef hdc, [In, Out] IntNativeMethods.SIZE lpSize)
{
return(IntGetViewportExtEx(hdc, lpSize));
}
