BlockSet <IBlock> Merge(BlockSet <IBlock> a, BlockSet <IBlock> b)
{
var result = new BlockSet <IBlock>();
result.AddRange(a);
result.AddRange(b);
return(result);
}
public PipelinePage PdfCheck <T>(Color Color)
where T : IValidateMark, new()
{
if (Color != Color.Orange)
{
throw new InvalidOperationException();
}
int color = MarkLine.ORANGE;
var initialMarks = this.LastResult.AllBlocks.Cast <MarkLine>().Where(l => l.Color == color);
var marks = new BlockSet <MarkLine>();
marks.AddRange(initialMarks);
var processor = new T();
string message = processor.Validate(marks);
if (message != null)
{
ParentContext.LogCheck(PageNumber, typeof(T), message);
}
return(this);
}
public BlockPage Process(BlockPage page)
{
var result = new BlockPage();
BlockSet <IBlock> last = null;
foreach (var block in page.AllBlocks)
{
var blockset = (BlockSet <IBlock>)block;
if ((last == null) || (!CanBeMerged(last, blockset)))
{
var b = new BlockSet <IBlock>();
b.AddRange(blockset);
result.Add(b);
last = b;
}
else
{
// merge blocks
last.AddRange(blockset);
}
}
return(result);
}
IBlock[] CreateNewBlocks(BlockSet <IBlock> blocks, int middle)
{
int total = blocks.Count();
var blockA = new BlockSet <IBlock>();
var blockB = new BlockSet <IBlock>();
blockA.AddRange(blocks.Take(middle));
blockB.AddRange(blocks.TakeLast(total - middle));
return(new IBlock[] { blockA, blockB });
}
BlockSet <IBlock> CreateNewBlock(BlockPage page, IList <IBlock> blockList)
{
var block = new BlockSet <IBlock>(page);
if (blockList.Count == 0)
{
PdfReaderException.AlwaysThrow("invalid block");
}
block.AddRange(blockList);
return(block);
}
BlockSet <IBlock> GroupBy(BlockPage page, Func <IBlock, bool> filter)
{
var blocks = page.AllBlocks.Where(filter);
var blockset = new BlockSet <IBlock>(page);
blockset.AddRange(blocks);
if (blocks.Count() == 0)
{
return(null);
}
return(blockset);
}
BlockSet <IBlock> GetCleanBlockSet(Block overlap, BlockSet <IBlock> block1)
{
var blockSet = new BlockSet <IBlock>();
var b1 = block1.Where(b => !HasOverlapY(b, overlap));
blockSet.AddRange(b1);
if (blockSet.Count() == 0)
{
return(null);
}
return(blockSet);
}
BlockSet <IBlock>[] SplitBlock(BlockSet <IBlock> blockset)
{
var blocks = blockset.ToList();
int total = blocks.Count - 1;
float limit = blockset.GetWidth() / 2;
int start = ScanBlock(i => blocks[i], blockset.GetX() + limit);
int end = ScanBlock(i => blocks[total - i], blockset.GetX() + limit);
// no split
if (start == 0 && end == 0)
{
// VALIDATE
//System.Diagnostics.Debugger.Break();
return(new BlockSet <IBlock>[] { blockset });
}
// split into 2 pieces
int middle = -1;
// split into 2 pieces: there is a clear division
middle = (start + end > total) ? (start) : middle;
middle = (start == 0) ? (total - end + 1) : middle;
middle = (end == 0) ? (start) : middle;
if (middle > 0)
{
var blockA = new BlockSet <IBlock>();
var blockB = new BlockSet <IBlock>();
blockA.AddRange(blocks.Take(middle));
blockB.AddRange(blocks.TakeLast(total - middle + 1));
int count2 = blockA.Count() + blockB.Count();
if (count2 != blocks.Count)
{
PdfReaderException.AlwaysThrow("count2 != blocks.Count");
}
// VALIDATE
//System.Diagnostics.Debugger.Break();
return(new BlockSet <IBlock>[] { blockA, blockB });
}
// split into 3 pieces
var topBlock = new BlockSet <IBlock>();
var coreBlock = new BlockSet <IBlock>();
var bottomBlock = new BlockSet <IBlock>();
topBlock.AddRange(blocks.Take(start));
for (int i = start; i <= total - end; i++)
{
coreBlock.Add(blocks[i]);
}
bottomBlock.AddRange(blocks.TakeLast(end));
int count3 = topBlock.Count() + coreBlock.Count() + bottomBlock.Count();
if (count3 != blocks.Count)
{
PdfReaderException.AlwaysThrow("count3 != blocks.Count");
}
// VALIDATE
//System.Diagnostics.Debugger.Break();
return(new BlockSet <IBlock>[] { topBlock, coreBlock, bottomBlock });
}
