// Token: 0x0600190D RID: 6413 RVA: 0x000C7DFC File Offset: 0x000C5FFC
public static bool IsIncludePictureField(ref ScratchBuffer scratch, out BufferString linkUrl)
{
int num = 0;
int length = scratch.Length;
while (num != scratch.Length && ParseSupport.WhitespaceCharacter(ParseSupport.GetCharClass(scratch[num])))
{
num++;
}
if (scratch.Length - num > 15 && scratch[num] == 'I' && scratch[num + 1] == 'N' && scratch[num + 2] == 'C' && scratch[num + 3] == 'L' && scratch[num + 4] == 'U' && scratch[num + 5] == 'D' && scratch[num + 6] == 'E' && scratch[num + 7] == 'P' && scratch[num + 8] == 'I' && scratch[num + 9] == 'C' && scratch[num + 10] == 'T' && scratch[num + 11] == 'U' && scratch[num + 12] == 'R' && scratch[num + 13] == 'E' && scratch[num + 14] == ' ')
{
num += 15;
int offset;
int num2;
int offset2;
int num3;
int fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out offset, out num2, out offset2, out num3);
while (num2 == 2 && scratch[offset] == '\\')
{
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out offset, out num2, out offset2, out num3);
}
if (num3 > 2)
{
linkUrl = scratch.SubString(offset2, num3);
return(true);
}
}
linkUrl = BufferString.Null;
return(false);
}
public int AppendFragment(int start, ref ScratchBuffer scratchBuffer, int maxLength)
{
int offset = this.text.Index(this.position) + 1 + start;
int num = Math.Min(this.EffectiveLength - start, maxLength);
if (num != 0)
{
scratchBuffer.Append(this.text.Plane(this.position), offset, num);
}
return(num);
}
// Token: 0x0600190F RID: 6415 RVA: 0x000C8238 File Offset: 0x000C6438
private static int GetFieldArgument(ref ScratchBuffer scratch, int offset, out int rawResultOffset, out int rawResultLength, out int unescapedResultOffset, out int unescapedResultLength)
{
int length = scratch.Length;
bool flag = false;
int num = 0;
while (offset < length && scratch[offset] == ' ')
{
offset++;
num++;
}
if (offset < length && scratch[offset] == '"')
{
flag = true;
offset++;
num++;
}
rawResultOffset = offset;
rawResultLength = 0;
unescapedResultOffset = length;
unescapedResultLength = 0;
while (offset < length)
{
char c = scratch[offset];
if ((c == '"' && flag) || (c == ' ' && !flag))
{
num++;
break;
}
if (c == '\\')
{
offset++;
num++;
rawResultLength++;
if (offset == length)
{
break;
}
c = scratch[offset];
}
if (scratch.Append(c, 5120) != 0)
{
unescapedResultLength++;
}
rawResultLength++;
offset++;
num++;
}
scratch.Length = length;
return(num);
}
// Token: 0x0600190C RID: 6412 RVA: 0x000C7C8C File Offset: 0x000C5E8C
public static bool IsHyperlinkField(ref ScratchBuffer scratch, out bool local, out BufferString linkUrl)
{
int num = 0;
int length = scratch.Length;
while (num != scratch.Length && ParseSupport.WhitespaceCharacter(ParseSupport.GetCharClass(scratch[num])))
{
num++;
}
if (scratch.Length - num > 10 && scratch[num] == 'H' && scratch[num + 1] == 'Y' && scratch[num + 2] == 'P' && scratch[num + 3] == 'E' && scratch[num + 4] == 'R' && scratch[num + 5] == 'L' && scratch[num + 6] == 'I' && scratch[num + 7] == 'N' && scratch[num + 8] == 'K' && scratch[num + 9] == ' ')
{
num += 10;
int num2;
int num3;
int num4;
int num5;
int fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
if (num3 == 2 && scratch[num2] == '\\' && scratch[num2 + 1] == 'l')
{
local = true;
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
}
else
{
local = false;
}
if (num5 != 0)
{
if (local)
{
num4--;
num5++;
scratch[num4] = '#';
}
linkUrl = scratch.SubString(num4, num5);
return(true);
}
}
local = false;
linkUrl = BufferString.Null;
return(false);
}
// Token: 0x06001910 RID: 6416 RVA: 0x000C8304 File Offset: 0x000C6504
public static string StringFontNameFromScratch(ScratchBuffer scratch)
{
int num = 0;
int num2;
for (num2 = scratch.Length; num2 != 0; num2--)
{
if (scratch[num2 - 1] != ';' && !ParseSupport.WhitespaceCharacter(ParseSupport.GetCharClass(scratch[num2 - 1])))
{
break;
}
}
while (num2 != 0 && ParseSupport.WhitespaceCharacter(ParseSupport.GetCharClass(scratch[num])))
{
num++;
num2--;
}
if (num2 != 0 && scratch[num] != '?')
{
return(scratch.ToString(num, num2));
}
return(null);
}
// Token: 0x0600190E RID: 6414 RVA: 0x000C7F8C File Offset: 0x000C618C
public static bool IsSymbolField(ref ScratchBuffer scratch, out TextMapping textMapping, out char symbol, out short points)
{
textMapping = TextMapping.Unicode;
symbol = '\0';
points = 0;
int num = 0;
int length = scratch.Length;
while (num != scratch.Length && ParseSupport.WhitespaceCharacter(ParseSupport.GetCharClass(scratch[num])))
{
num++;
}
if (scratch.Length - num <= 7 || scratch[num] != 'S' || scratch[num + 1] != 'Y' || scratch[num + 2] != 'M' || scratch[num + 3] != 'B' || scratch[num + 4] != 'O' || scratch[num + 5] != 'L' || scratch[num + 6] != ' ')
{
return(false);
}
num += 7;
int num2;
int num3;
int num4;
int num5;
int fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
int num6;
char c;
if (num3 > 2 && scratch.Buffer[num2] == '0' && (ushort)(scratch.Buffer[num2 + 1] | ' ') == 120)
{
num6 = 2;
while (num6 < num3 && (c = scratch.Buffer[num2 + num6]) <= 'f')
{
if (('0' > c || c > '9') && ('a' > c || c > 'f'))
{
if ('A' > c)
{
break;
}
if (c > 'F')
{
break;
}
}
symbol = (symbol << 4) + ((c <= '9') ? (c - '0') : ((c & 'O') - 'A' + '\n'));
num6++;
}
}
else
{
num6 = 0;
while (num6 < num3 && (c = scratch.Buffer[num2 + num6]) <= '9' && '0' <= c)
{
symbol = '\n' * symbol + (c - '0');
num6++;
}
}
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
if (num3 != 2 || scratch[num2] != '\\' || scratch[num2 + 1] != 'f')
{
return(false);
}
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
if (num5 == 0)
{
return(false);
}
RecognizeInterestingFontName recognizeInterestingFontName = default(RecognizeInterestingFontName);
num6 = 0;
while (num6 < num5 && !recognizeInterestingFontName.IsRejected)
{
recognizeInterestingFontName.AddCharacter(scratch.Buffer[num4 + num6]);
num6++;
}
textMapping = recognizeInterestingFontName.TextMapping;
if (textMapping == TextMapping.Unicode)
{
textMapping = TextMapping.OtherSymbol;
}
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
if (num3 != 2 || scratch[num2] != '\\' || scratch[num2 + 1] != 's')
{
return(true);
}
num += fieldArgument;
fieldArgument = RtfSupport.GetFieldArgument(ref scratch, num, out num2, out num3, out num4, out num5);
num6 = 0;
while (num6 < num3 && (c = scratch.Buffer[num2 + num6]) <= '9' && '0' <= c)
{
points = 10 * points + (short)(c - '0');
num6++;
}
return(true);
}
