public bool GenerateTiles(MTileSettings settings)
{
// delete previous tiles
Tiles.Clear();
double refWidth = Extents.Width + settings.XPadding;
double refHeight = Extents.Height + settings.YPadding;
int nRows = (int)Math.Ceiling(refHeight / settings.YSize);
int nColumns = (int)Math.Ceiling(refWidth / settings.XSize);
var _halfTileWidth = 0.5 * settings.XSize;
var _halfTileHeight = 0.5 * settings.YSize;
var _centre = Extents.Centre - new MarkGeometryPoint(0.5 * (nColumns * settings.XSize), 0.5 * (nRows * settings.YSize));
for (int row = 0; row < nRows; row++)
{
for (int col = 0; col < nColumns; col++)
{
var centrePoint = new MarkGeometryPoint(
(col * settings.XSize) + _halfTileWidth,
(row * settings.YSize) + _halfTileHeight
);
GeometricArithmeticModule.Translate(centrePoint, _centre.X + settings.XOffset, _centre.Y + settings.YOffset);
Tiles.Add(new MarkGeometryRectangle(centrePoint, settings.XSize, settings.YSize));
}
}
return(true);
}
public static List <MTileDescription> ToTiles(MTileSettings tileSettings, GeometryExtents <double> extents)
{
var tiles = new List <MTileDescription>();
double refWidth = extents.Width + tileSettings.XPadding;
double refHeight = extents.Height + tileSettings.YPadding;
int nRows = (int)Math.Ceiling(refHeight / tileSettings.YSize);
int nColumns = (int)Math.Ceiling(refWidth / tileSettings.XSize);
var _halfTileWidth = 0.5 * tileSettings.XSize;
var _halfTileHeight = 0.5 * tileSettings.YSize;
var _centre = extents.Centre - new MarkGeometryPoint(0.5 * (nColumns * tileSettings.XSize), 0.5 * (nRows * tileSettings.YSize));
int counter = 0;
for (int row = 0; row < nRows; row++)
{
for (int col = 0; col < nColumns; col++)
{
var centrePoint = new MarkGeometryPoint(
(col * tileSettings.XSize) + _halfTileWidth,
(row * tileSettings.YSize) + _halfTileHeight
);
GeometricArithmeticModule.Translate(centrePoint, _centre.X + tileSettings.XOffset, _centre.Y + tileSettings.YOffset);
tiles.Add(
new MTileDescription(
counter++, centrePoint.X, centrePoint.Y, tileSettings.XSize, tileSettings.YSize
)
);
}
}
return(tiles);
}
