bool addSubitem(ImagesRow r, StackableImage image, int maxHeight)
{
for (int i = 0; i < r.Count; ++i)
{
if (r[i].GetItemType() == RowType.Rows)
{
if (Add(r[i] as ImagesRows, image, r[i].Width, r.Height, false, true))
{
return(true);
}
}
else
{
StackableImage desc = r[i] as StackableImage;
if (r.Height - desc.Height < image.Height || desc.Width < image.Width)
{
continue;
}
if (desc != null)
{
ImagesRows subrows = new ImagesRows();
Add(subrows, desc, desc.Width, maxHeight, false, true);
Add(subrows, image, desc.Width, maxHeight, false, true);
r.Insert(subrows, i);
r.Remove(desc);
return(true);
}
}
}
return(false);
}
void showRow(ImagesRow row, int top, int left, int width, double vgap, ImageAction action, ref int i)
{
int rowWidth = row.Width;
int rowHeight = row.Height;
double gap = ((double)(width - rowWidth) / (double)row.Count);
for (int cell = 0; cell < row.Count; ++cell)
{
if (mPictures.Count <= i)
{
AddPictureBox();
}
IRowItem item = row[cell];
if (item.GetItemType() == RowType.Image)
{
StackableImage image = item as StackableImage;
mPictures[i].mPictureBox.Left = left;
mPictures[i].mPictureBox.Top = top;
mPictures[i].mPictureBox.Height = (int)Math.Round(rowHeight + vgap);
mPictures[i].mPictureBox.Width = (int)Math.Round(image.Width + gap);
left = mPictures[i].mPictureBox.Left + mPictures[i].mPictureBox.Width;
showNextImage(mPictures[i], action, image);
mPictures[i].mPictureBox.Show();
++i;
}
else if (item.GetItemType() == RowType.Rows)
{
showRows(item as ImagesRows, top, left, row.Height, (int)(item.Width + gap), action, ref i);
left += (int)(item.Width + gap);
}
}
}
void reuseRow(ImagesRow row)
{
for (int i = 0; i < row.Count; ++i)
{
switch (row[i].GetItemType())
{
case RowType.Rows:
reuseRows(row[i] as ImagesRows);
break;
case RowType.Row:
reuseRow(row[i] as ImagesRow);
break;
case RowType.Image:
mImagesLoader.Return((row[i] as StackableImage).Path);
break;
}
}
}
bool Add(ImagesRows target, StackableImage image, int maxWidth, int maxHeight, bool addSubRows, bool useFind)
{
if (image.Width > maxWidth)
{
return(false);
}
int rowsHeight = 0;
for (int row = 0; row < target.RowCount; ++row)
{
if (addSubRows && addSubitem(target[row] as ImagesRow, image, maxHeight))
{
return(true);
}
int rowHeight = target[row].Height;
int rowWidth = target[row].Width;
rowsHeight += rowHeight;
int heightDiff = rowHeight - image.Height;
bool widthFits = maxWidth - rowWidth >= image.Width;
bool heightFits = heightDiff >= 0 || maxHeight - GetRowsHeight() >= Math.Abs(heightDiff);
if (heightFits && widthFits)
{
ImagesRow imagesRow = target[row] as ImagesRow;
imagesRow.Add(image);
return(true);
}
}
if (maxHeight - rowsHeight >= image.Height)
{
ImagesRow newRow = new ImagesRow();
newRow.Add(image);
target.Add(newRow);
return(true);
}
return(false);
}