public CoverSegmenting(ILibrary libraryVM, PageViewModel page, CoverSideCandidate coverLeftSide, CoverSideCandidate coverRightSide, DataOperationUnit trans)
{
this.libraryVM = libraryVM;
this.page = page;
this.coverLeftSide = coverLeftSide;
this.coverRightSide = coverRightSide;
this.trans = trans;
}
private static unsafe WriteableBitmap CopyBitmap(PageViewModel _page, CoverSideCandidate CoverLeftSide, CoverSideCandidate CoverRightSide)
{
using (Mat mat = new Mat(_page.Image.AbsoluteMasterPath, ImreadModes.Unchanged))
using (Mat ext = ExtractRect(mat, new OpenCvSharp.Rect(CoverLeftSide.Offset, 0, CoverRightSide.Offset - CoverLeftSide.Offset + 1, mat.Height)))
{
return(WriteableBitmapConverter.ToWriteableBitmap(ext));
}
}
private static void GenerateNewCoverBitmap(PageViewModel _page, CoverSideCandidate CoverLeftSide, CoverSideCandidate CoverRightSide, CoverSegmenting cs, DataOperationUnit dataOpUnit)
{
int count = Querying.BookContentsCount(_page.BookID, dataOpUnit);
var dir = Path.GetDirectoryName(_page.Image.AbsoluteMasterPath);
cs._masterPath = $"{dir}\\XC{(count + 1)}.jpg";
var newBitmap = CopyBitmap(_page, CoverLeftSide, CoverRightSide);
SaveBitmap(newBitmap, cs._masterPath);
}
internal void SetLeftMiddle()
{
CoverLeftSide = new CoverSideCandidate(BitmapWidth / 2, false);
}
internal void SetLeftEdge()
{
CoverLeftSide = new CoverSideCandidate(0, false);
}
internal void SetRightEdge()
{
CoverRightSide = new CoverSideCandidate(BitmapWidth - 1, false);
}
