// Draw the tile image at the passed X/Y location.
private void DrawTile(Graphics g, int x, int y, Map.LAYER layer)
{
g.DrawImage(map.GetTileImage(x, y, layer),
(x * map.GetTileSize()) + map.GetMapRootX(),
(y * map.GetTileSize()) + map.GetMapRootY(),
map.GetTileSize(),
map.GetTileSize());
}
/**********************************************************************PAINT*/
/**********************************************************************PAINT*/
/**********************************************************************PAINT*/
private void drawSurface_Paint(object sender, PaintEventArgs e)
{
// Good ol' graphics object.
Graphics g = e.Graphics;
/******************************************** DRAW TILES*/
/* This is a work around for not being able to iterate through elements in an Enum. We have to create a string
* array that contains the names of each element in the enum, then cycle through each element in the string array instead. */
String[] LAYERS = Enum.GetNames(typeof(Map.LAYER));
// Draw each layer of the map separately, starting with the floor.
foreach (String currentElement in LAYERS)
{
// Convert the current element string to our Enum type "Layer"
Map.LAYER THIS_LAYER = (Map.LAYER)Enum.Parse(typeof(Map.LAYER), currentElement);
// Iterate through every tile and draw its appropriate layer image.
for (int i = 0; i < map.GetColumns(); i++)
{
for (int j = 0; j < map.GetRows(); j++)
{
// Check if this layer is not the floor. If it is, just draw it and don't worry about anything else.
if (THIS_LAYER != Map.LAYER.FLOOR)
{
// If this layer isn't the floor, make sure it isn't empty before you draw it.
if (!map.GetTiles()[i, j].IsTileLayerEmpty(THIS_LAYER))
{
DrawTile(g, i, j, THIS_LAYER);
}
}
else
{
DrawTile(g, i, j, THIS_LAYER);
}
}
}
}
// Draw the grid if it is turned on.
if (map.IsGridOn())
{
for (int i = 0; i < map.GetColumns(); i++)
{
for (int j = 0; j < map.GetRows(); j++)
{
g.DrawRectangle(rectPen,
(i * map.GetTileSize()) + map.GetMapRootX(),
(j * map.GetTileSize()) + map.GetMapRootY(),
map.GetTileSize(),
map.GetTileSize());
}
}
}
}
// Checks if this tile image layer is emtpy.
public Boolean IsTileLayerEmpty(Map.LAYER layer)
{
if (GetImageKeys()[(int)layer] == null || GetImageKeys()[(int)layer] == Tile.NO_IMAGE)
{
return(true);
}
else
{
return(false);
}
}
// Returns the tile image key based on the layer passed. Returns the default "no image" marker if none is specified.
public String GetTileImageKey(Map.LAYER layer)
{
if (GetImageKeys()[(int)layer] != null || GetImageKeys()[(int)layer] != Tile.NO_IMAGE)
{
return(GetImageKeys()[(int)layer]);
}
else
{
return(Tile.NO_IMAGE);
}
}
// Sets the tile image key based on the passed layer.
public void SetTileImage(Map.LAYER layer, String key)
{
GetImageKeys()[(int)layer] = key;
}
// Retreives the image for the tile at the specified index, on the specified layer.
public Bitmap GetTileImage(int x, int y, Map.LAYER layer)
{
return(imagePalette.GetImage(TILES[x, y].GetTileImageKey(layer)));
}
