// Token: 0x06003DA8 RID: 15784 RVA: 0x0011C590 File Offset: 0x0011A790
internal static char[] CutText(TextTreeRootTextBlock rootTextBlock, int offset, int count)
{
char[] array = new char[count];
TextTreeText.ReadText(rootTextBlock, offset, count, array, 0);
TextTreeText.RemoveText(rootTextBlock, offset, count);
return(array);
}
// Copies a run of text into a ContentContainer.
// Returns the next node to examine.
private TextTreeNode CopyTextNode(TextTreeTextNode textNode, TextTreeNode haltNode, out ContentContainer container)
{
SplayTreeNode node;
char[] text;
int count;
int symbolOffset;
Invariant.Assert(textNode != haltNode, "Expect at least one node to copy!");
symbolOffset = textNode.GetSymbolOffset(this.TextContainer.Generation);
// Get a count of all the characters we're about to copy.
count = 0;
node = textNode;
do
{
count += textNode.SymbolCount;
node = textNode.GetNextNode();
textNode = node as TextTreeTextNode;
}while (textNode != null && textNode != haltNode);
// Allocate storage.
text = new char[count];
// Copy the text.
TextTreeText.ReadText(this.TextContainer.RootTextBlock, symbolOffset, count, text, 0 /*startIndex*/);
container = new TextContentContainer(text);
return((TextTreeNode)node);
}
// Token: 0x06003DAB RID: 15787 RVA: 0x0011C61F File Offset: 0x0011A81F
internal static void InsertElementEdges(TextTreeRootTextBlock rootTextBlock, int offset, int childSymbolCount)
{
if (childSymbolCount == 0)
{
TextTreeText.InsertText(rootTextBlock, offset, new string('뻯', 2));
return;
}
TextTreeText.InsertText(rootTextBlock, offset, new string('뻯', 1));
TextTreeText.InsertText(rootTextBlock, offset + childSymbolCount + 1, new string('\0', 1));
}
// Token: 0x06003DAC RID: 15788 RVA: 0x0011C65B File Offset: 0x0011A85B
internal static void RemoveElementEdges(TextTreeRootTextBlock rootTextBlock, int offset, int symbolCount)
{
Invariant.Assert(symbolCount >= 2, "Element must span at least two symbols!");
if (symbolCount == 2)
{
TextTreeText.RemoveText(rootTextBlock, offset, 2);
return;
}
TextTreeText.RemoveText(rootTextBlock, offset + symbolCount - 1, 1);
TextTreeText.RemoveText(rootTextBlock, offset, 1);
}
// Token: 0x06003DA7 RID: 15783 RVA: 0x0011C4CC File Offset: 0x0011A6CC
internal static void RemoveText(TextTreeRootTextBlock rootTextBlock, int offset, int count)
{
if (count == 0)
{
return;
}
int num;
TextTreeTextBlock textTreeTextBlock = TextTreeText.FindBlock(rootTextBlock, offset, out num);
if (textTreeTextBlock.Count == num)
{
textTreeTextBlock = (TextTreeTextBlock)textTreeTextBlock.GetNextNode();
Invariant.Assert(textTreeTextBlock != null);
num = 0;
}
int num2;
TextTreeTextBlock textTreeTextBlock2 = TextTreeText.FindBlock(rootTextBlock, offset + count, out num2);
int num3;
SplayTreeNode splayTreeNode;
if (num > 0 || count < textTreeTextBlock.Count)
{
num3 = Math.Min(count, textTreeTextBlock.Count - num);
textTreeTextBlock.RemoveText(num, num3);
splayTreeNode = textTreeTextBlock.GetNextNode();
}
else
{
num3 = 0;
splayTreeNode = textTreeTextBlock;
}
if (count > num3)
{
int num4;
SplayTreeNode splayTreeNode2;
if (num2 < textTreeTextBlock2.Count)
{
num4 = num2;
textTreeTextBlock2.RemoveText(0, num2);
splayTreeNode2 = textTreeTextBlock2.GetPreviousNode();
}
else
{
num4 = 0;
splayTreeNode2 = textTreeTextBlock2;
}
if (num3 + num4 < count)
{
TextTreeText.Remove((TextTreeTextBlock)splayTreeNode, (TextTreeTextBlock)splayTreeNode2);
}
}
}
// Token: 0x06003D13 RID: 15635 RVA: 0x0011BAC8 File Offset: 0x00119CC8
private TextTreeNode CopyTextNode(TextTreeTextNode textNode, TextTreeNode haltNode, out TextTreeDeleteContentUndoUnit.ContentContainer container)
{
Invariant.Assert(textNode != haltNode, "Expect at least one node to copy!");
int symbolOffset = textNode.GetSymbolOffset(base.TextContainer.Generation);
int num = 0;
SplayTreeNode nextNode;
do
{
num += textNode.SymbolCount;
nextNode = textNode.GetNextNode();
textNode = (nextNode as TextTreeTextNode);
}while (textNode != null && textNode != haltNode);
char[] array = new char[num];
TextTreeText.ReadText(base.TextContainer.RootTextBlock, symbolOffset, num, array, 0);
container = new TextTreeDeleteContentUndoUnit.TextContentContainer(array);
return((TextTreeNode)nextNode);
}
// Token: 0x06003DA6 RID: 15782 RVA: 0x0011C460 File Offset: 0x0011A660
internal static void InsertText(TextTreeRootTextBlock rootTextBlock, int offset, object text)
{
Invariant.Assert(text is string || text is char[], "Bad text parameter!");
int logicalOffset;
TextTreeTextBlock textTreeTextBlock = TextTreeText.FindBlock(rootTextBlock, offset, out logicalOffset);
int textLength = TextContainer.GetTextLength(text);
int num = textTreeTextBlock.InsertText(logicalOffset, text, 0, textLength);
if (num < textLength)
{
if (textTreeTextBlock.GapOffset < 2048)
{
TextTreeText.InsertTextLeft(textTreeTextBlock, text, num);
return;
}
TextTreeText.InsertTextRight(textTreeTextBlock, text, num);
}
}
// Token: 0x06003DA9 RID: 15785 RVA: 0x0011C5B8 File Offset: 0x0011A7B8
internal static void ReadText(TextTreeRootTextBlock rootTextBlock, int offset, int count, char[] chars, int startIndex)
{
if (count > 0)
{
int logicalOffset;
TextTreeTextBlock textTreeTextBlock = TextTreeText.FindBlock(rootTextBlock, offset, out logicalOffset);
for (;;)
{
Invariant.Assert(textTreeTextBlock != null, "Caller asked for too much text!");
int num = textTreeTextBlock.ReadText(logicalOffset, count, chars, startIndex);
logicalOffset = 0;
count -= num;
if (count == 0)
{
break;
}
startIndex += num;
textTreeTextBlock = (TextTreeTextBlock)textTreeTextBlock.GetNextNode();
}
}
}
// Token: 0x06003DAA RID: 15786 RVA: 0x0011C60B File Offset: 0x0011A80B
internal static void InsertObject(TextTreeRootTextBlock rootTextBlock, int offset)
{
TextTreeText.InsertText(rootTextBlock, offset, new string(char.MaxValue, 1));
}