public DRAWTEXTPARAMS(IntNativeMethods.DRAWTEXTPARAMS original)
{
this.cbSize = Marshal.SizeOf(typeof(IntNativeMethods.DRAWTEXTPARAMS));
this.iLeftMargin = original.iLeftMargin;
this.iRightMargin = original.iRightMargin;
this.iTabLength = original.iTabLength;
}
public static int DrawTextEx(HandleRef hDC, string text, ref IntNativeMethods.RECT lpRect, int nFormat, [In, Out] IntNativeMethods.DRAWTEXTPARAMS lpDTParams)
{
int retVal = DrawTextExW(hDC, text, text.Length, ref lpRect, nFormat, lpDTParams);
DbgUtil.AssertWin32(retVal != 0, "DrawTextEx(hdc=[0x{0:X8}], text=[{1}], rect=[{2}], flags=[{3}] failed.", hDC.Handle, text, lpRect, nFormat);
return(retVal);
}
public static extern int DrawTextExW(HandleRef hDC, string lpszString, int nCount, ref IntNativeMethods.RECT lpRect, int nFormat, [In, Out] IntNativeMethods.DRAWTEXTPARAMS lpDTParams);
public static int DrawTextEx(HandleRef hDC, string text, ref IntNativeMethods.RECT lpRect, int nFormat, [In, Out] IntNativeMethods.DRAWTEXTPARAMS lpDTParams)
{
int retVal;
if (Marshal.SystemDefaultCharSize == 1)
{
// CapRectangleForWin9x(ref lpRect);
// we have to do this because if we pass too big of a value (<= 2^31) to win9x
// it fails and returns negative values as the rect in which it painted the text
lpRect.top = Math.Min(Int16.MaxValue, lpRect.top);
lpRect.left = Math.Min(Int16.MaxValue, lpRect.left);
lpRect.right = Math.Min(Int16.MaxValue, lpRect.right);
lpRect.bottom = Math.Min(Int16.MaxValue, lpRect.bottom);
// Convert Unicode string to ANSI.
int 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(byteCount, IntNativeMethods.MaxTextLengthInWin9x);
retVal = DrawTextExA(hDC, textBytes, byteCount, ref lpRect, nFormat, lpDTParams);
}
else
{
retVal = DrawTextExW(hDC, text, text.Length, ref lpRect, nFormat, lpDTParams);
}
DbgUtil.AssertWin32(retVal != 0, "DrawTextEx(hdc=[0x{0:X8}], text=[{1}], rect=[{2}], flags=[{3}] failed.", hDC.Handle, text, lpRect, nFormat);
return(retVal);
}
public static int DrawTextEx(HandleRef hDC, string text, ref IntNativeMethods.RECT lpRect, int nFormat, [In, Out] IntNativeMethods.DRAWTEXTPARAMS lpDTParams)
{
if (Marshal.SystemDefaultCharSize == 1)
{
lpRect.top = Math.Min(0x7fff, lpRect.top);
lpRect.left = Math.Min(0x7fff, lpRect.left);
lpRect.right = Math.Min(0x7fff, lpRect.right);
lpRect.bottom = Math.Min(0x7fff, lpRect.bottom);
int num2 = WideCharToMultiByte(0, 0, text, text.Length, null, 0, IntPtr.Zero, IntPtr.Zero);
byte[] pOutBytes = new byte[num2];
WideCharToMultiByte(0, 0, text, text.Length, pOutBytes, pOutBytes.Length, IntPtr.Zero, IntPtr.Zero);
num2 = Math.Min(num2, 0x2000);
return(DrawTextExA(hDC, pOutBytes, num2, ref lpRect, nFormat, lpDTParams));
}
return(DrawTextExW(hDC, text, text.Length, ref lpRect, nFormat, lpDTParams));
}
