public static MapGrid GenerateMap(string filePath, int cellWidth, int cellHeight)
{
Bitmap image = new Bitmap(filePath);
int imageHeight = image.Height;
int imageWidth = image.Width;
int columnCount = image.Width / cellWidth;
int rowCount = image.Height / cellHeight;
MapGrid grid = new MapGrid();
grid.CellWidth = cellWidth;
grid.CellHeight = cellHeight;
grid.ColumnCount = columnCount;
grid.RowCount = rowCount;
for (int row = 0; row < rowCount; row++)
{
for (int col = 0; col < columnCount; col++)
{
int posX = col * cellWidth;
int posY = row * cellHeight;
try
{
Bitmap cellImage = new Bitmap(cellWidth, cellHeight,image.PixelFormat);
if ((row != (rowCount - 1)) && (col != (columnCount - 1)))
{
// loop down a row
for(int i =0; i < cellHeight; i++)
{
for(int j=0; j < cellWidth; j++)
{
var pixelColor = image.GetPixel(posX + j, posY + i);
cellImage.SetPixel(j, i, pixelColor);
}
}
}
else
{
int cellEdgeHeight = cellHeight;
int cellEdgeWidth = cellWidth;
if (row == (rowCount - 1))
{
cellEdgeHeight = imageHeight - (row * cellHeight);
}
if (col == (columnCount - 1))
{
cellEdgeWidth = imageWidth - (col * cellWidth);
}
}
var cellAverage = ImageLibraryGenerator.GetAverageColorFromBitmap(cellImage);
grid.AddCell(new MapCell(posX, posY, cellAverage.ToString(), cellAverage));
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
}
return grid;
}