/// <summary>
/// 使用指定的拼图形状初始化 <see cref="JigsawPieceCollection"/> 类的新实例。
/// </summary>
/// <param name="shape">拼图形状。</param>
public JigsawPieceCollection(Factory factory, JigsawShape shape)
{
if (factory == null)
{
throw CommonExceptions.ArgumentNull("factory");
}
if (shape == null)
{
throw CommonExceptions.ArgumentNull("shape");
}
InitializePieces(factory, shape);
}
/// <summary>
/// 初始化拼图碎片列表。
/// </summary>
/// <param name="factory">Direct2D 工厂。</param>
/// <param name="shape">拼图形状。</param>
private void InitializePieces(Factory factory, JigsawShape shape)
{
shape.GererateJigsawShape();
JigsawPiece[] pieces = new JigsawPiece[shape.HorizontalDimension];
JigsawPiece lastPiece = null;
int idx = 0;
for (int i = 0; i < shape.VerticalDimension; i++)
{
for (int j = 0; j < shape.HorizontalDimension; j++, idx++)
{
if (i == 0)
{
JigsawPiece currentPiece = new JigsawPiece(factory, shape.Paths[idx], JigsawPieceType.Border);
items.Add(currentPiece);
if (j == 0)
{
front = lastPiece = pieces[j] = currentPiece;
}
else
{
pieces[j] = currentPiece;
currentPiece.Neighbors.Add(lastPiece);
lastPiece.Neighbors.Add(currentPiece);
currentPiece.Prev = lastPiece;
lastPiece.Next = currentPiece;
lastPiece = currentPiece;
}
}
else
{
JigsawPieceType type = JigsawPieceType.Normal;
if (j == 0 || i == shape.VerticalDimension - 1 || j == shape.HorizontalDimension - 1)
{
type = JigsawPieceType.Border;
}
JigsawPiece currentPiece = new JigsawPiece(factory, shape.Paths[idx], type);
items.Add(currentPiece);
if (j != 0)
{
currentPiece.Neighbors.Add(lastPiece);
lastPiece.Neighbors.Add(currentPiece);
}
currentPiece.Prev = lastPiece;
lastPiece.Next = currentPiece;
currentPiece.Neighbors.Add(pieces[j]);
pieces[j].Neighbors.Add(currentPiece);
lastPiece = pieces[j] = currentPiece;
}
}
}
back = lastPiece;
}
/// <summary>
/// 确定按钮按下的事件。
/// </summary>
private void btnOK_Click(object sender, EventArgs e)
{
JigsawSetting.Default.Shape = combShape.SelectedIndex;
JigsawSetting.Default.Anchor = info.AnchorToBackground = cbxAnchor.Checked;
info.AnchorRadius = 5f;
using (MemoryStream stream = new MemoryStream())
{
image.Save(stream, ImageFormat.Png);
stream.Seek(0, SeekOrigin.Begin);
info.ImageData = stream.ToArray();
}
info.Scale = 1f;
info.PieceSum = horizontalDimension * verticalDimension;
JigsawSetting.Default.Rotatable = info.Rotatable = cbxRotate.Checked;
shape = JigsawShape.CreateShape((JigsawShapeType)combShape.SelectedValue);
shape.HorizontalDimension = horizontalDimension;
shape.VerticalDimension = verticalDimension;
JigsawSetting.Default.Randomization = shape.Randomization = (float)tbarRand.Value / 100;
shape.Size = new SharpDX.Size2F(image.Width, image.Height);
this.DialogResult = DialogResult.OK;
}
