internal PtsContext(bool isOptimalParagraphEnabled, TextFormattingMode textFormattingMode)
{
_pages = new ArrayList(1);
_pageBreakRecords = new ArrayList(1);
_unmanagedHandles = new HandleIndex[_defaultHandlesCapacity]; // Limit initial size
_isOptimalParagraphEnabled = isOptimalParagraphEnabled;
BuildFreeList(1); // 1 is the first free index in UnmanagedHandles array
// Acquire PTS Context
_ptsHost = PtsCache.AcquireContext(this, textFormattingMode);
}
//-------------------------------------------------------------------
//
// Constructors
//
//-------------------------------------------------------------------
#region Constructors
/// <summary>
/// Constructor.
/// </summary>
/// <remarks>
/// The array of entries initially can store up to 16 entries. Upon
/// adding elements the capacity increased in multiples of two as
/// required. The first element always contains index to the next
/// free entry. All free entries are forming a linked list.
/// </remarks>
internal PtsContext(bool isOptimalParagraphEnabled, TextFormattingMode textFormattingMode)
{
_pages = new ArrayList(1);
_pageBreakRecords = new ArrayList(1);
_unmanagedHandles = new HandleIndex[_defaultHandlesCapacity]; // Limit initial size
_isOptimalParagraphEnabled = isOptimalParagraphEnabled;
BuildFreeList(1); // 1 is the first free index in UnmanagedHandles array
// Acquire PTS Context
_ptsHost = PtsCache.AcquireContext(this, textFormattingMode);
}
/// <summary>
/// Increases the capacity of the handle array.
/// new size = current size * 2
/// </summary>
private void Resize()
{
int freeIndex = _unmanagedHandles.Length;
// Allocate new array and copy all existing entries into it
HandleIndex[] newItems = new HandleIndex[_unmanagedHandles.Length * 2];
Array.Copy(_unmanagedHandles, newItems, _unmanagedHandles.Length);
_unmanagedHandles = newItems;
// Build list of free entries
BuildFreeList(freeIndex);
}
/// <summary>
/// Increases the capacity of the handle array.
/// new size = current size * 2
/// </summary>
private void Resize()
{
int freeIndex = _unmanagedHandles.Length;
// Allocate new array and copy all existing entries into it
HandleIndex[] newItems = new HandleIndex[_unmanagedHandles.Length * 2];
Array.Copy(_unmanagedHandles, newItems, _unmanagedHandles.Length);
_unmanagedHandles = newItems;
// Build list of free entries
BuildFreeList(freeIndex);
}
