public void SetLayer(LayerItem layerItem)
{
bool bInitialize = (null == bufferImage);
if (bInitialize)
{
bufferImage = new Bitmap(
ColumnCount * BlockWidth,
RowCount * BlockHeight,
System.Drawing.Imaging.PixelFormat.Format32bppArgb);
idMap.Clear();
}
using (var g = Graphics.FromImage(bufferImage))
{
if (bInitialize)
{
g.Clear(Color.Transparent);
}
for (int rowIndex = 0; rowIndex < layerItem.Data.IDMap.Count; rowIndex++)
{
List<int> row = layerItem.Data.IDMap[rowIndex];
for (int columnIndex = 0; columnIndex < row.Count; columnIndex++)
{
int id = row[columnIndex];
if (idMap.Count <= rowIndex)
{
idMap.Add(Enumerable.Repeat(-1, ColumnCount).ToList());
}
idMap[rowIndex][columnIndex] = id;
}
}
if (null != layerItem.Image)
{
g.DrawImage(layerItem.Image, Point.Empty);
}
}
}
public void MakeLayerImage(LayerItem layerItem, List<Image> partsImages)
{
int canvasWidth = BlockWidth * ((0 == layerItem.Data.IDMap.Count) ? 1 : layerItem.Data.IDMap[0].Count);
int canvasHeight = BlockHeight * ((0 == layerItem.Data.IDMap.Count) ? 1 : layerItem.Data.IDMap.Count);
if (null == layerItem.Image ||
layerItem.Image.Width != canvasWidth ||
layerItem.Image.Height != canvasHeight)
{
if (null != layerItem.Image)
{
layerItem.Image.Dispose();
layerItem.Image = null;
}
layerItem.Image = new Bitmap(canvasWidth, canvasHeight, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
}
using (var g = Graphics.FromImage(layerItem.Image))
{
g.Clear(Color.Transparent);
for (int rowIndex = 0; rowIndex < layerItem.Data.IDMap.Count; rowIndex++)
{
var row = layerItem.Data.IDMap[rowIndex];
for (int columnIndex = 0; columnIndex < row.Count; columnIndex++)
{
int id = row[columnIndex];
if (id < 0 || partsImages.Count <= id) continue;
g.DrawImage(partsImages[id],
columnIndex * BlockWidth + BorderWidth,
rowIndex * BlockHeight + BorderWidth);
}
}
}
}