/// <summary>
/// Reads the asset type information to gather information
/// such as sprite color or other information.
/// </summary>
private void LoadAssetTypeMeta(AssetSpriteType type,
FileInfo file)
{
// Open up the file
using (StreamReader sr = file.OpenText())
{
// Wrap it in an XML reader
XmlTextReader xml = new XmlTextReader(sr);
// Loop through it
while (xml.Read())
{
// Check for open elements
if (xml.NodeType == XmlNodeType.Element)
{
switch (xml.LocalName)
{
case "color":
// Assign a color to this block
type.Color = Color.FromArgb(
Int32.Parse(xml["r"]),
Int32.Parse(xml["g"]),
Int32.Parse(xml["b"]));
break;
}
}
}
}
}
/// <summary>
/// Imports the block into the system, assigning any values
/// that needs to be assigned.
/// </summary>
public void OnImportBlock(Block block)
{
// Get the asset key
if (block == null ||
block.Sprite == null ||
block.Sprite.ID == null)
{
return;
}
string key = block.Sprite.ID;
if (!sprites.Contains(key))
{
return;
}
AssetSpriteType ast = sprites[key];
// Assign the colors
block.Color = ast.Color;
// Figure out heights
if (key.Contains("Tall"))
{
block.Height = 2;
}
// Figure out shadows
block.CastsShadows = key.Contains("Block") ||
key.Contains("Wall") ||
key.Contains("Door") ||
key.Contains("Window");
}
/// <summary>
/// Constructs a sprite from the given key, caching the
/// drawable data if needed.
/// </summary>
public ISprite CreateSprite(string key)
{
// See if we have the sprite type
if (!sprites.Contains(key))
{
throw new Exception("No such sprite key: " + key);
}
// Grab the asset type
AssetSpriteType ast = sprites[key];
return(ast.CreateRandomSprite());
}
/// <summary>
/// Function to queue up all the assets required for the
/// functioning of the system.
/// </summary>
public void Queue()
{
// Scan the Assets/Images directory for drawables
DirectoryInfo images = new DirectoryInfo(
Path.Combine("Assets", "Images"));
DirectoryInfo sounds = new DirectoryInfo(
Path.Combine("Assets", "Sounds"));
// Load the individual images into memory
foreach (FileInfo fi in images.GetFiles("*.png"))
{
// Load these images
QueueDrawable("Assets/Images/" + fi.Name);
}
// Load the individual directories
Regex regex = new Regex(@"(\s+\d+)?\.png");
foreach (DirectoryInfo di in images.GetDirectories())
{
// Ignore some common ones
if (di.Name.StartsWith("."))
{
continue;
}
// Get the asset sprite type for this directory
string key = di.Name;
if (!sprites.Contains(key))
{
sprites[key] = new AssetSpriteType(key);
}
AssetSpriteType spriteType = sprites[key];
// Load the type information, if we have one
if (File.Exists(Path.Combine(di.FullName, "block.xml")))
{
// Load the block information, this controls the
// color of the blocks.
LoadAssetTypeMeta(spriteType,
new FileInfo(Path.Combine(di.FullName, "block.xml")));
}
// Go through each file in this directory
foreach (FileInfo fi in di.GetFiles("*.png"))
{
// Figure out the components
string path = String.Format("Assets/Images/{0}/{1}",
key, fi.Name);
string key2 = regex.Replace(fi.Name, "");
// Get the asset sprite
AssetSprite sprite = spriteType.GetAssetSprite(key2);
// Queue loading the drawable
Queue(new AssetLoaderSprite(sprite, path));
}
}
// Look for sounds and music
foreach (DirectoryInfo di in sounds.GetDirectories())
{
// Go through each file in this directory. The
// directory name is the category of music while the
// individual files are randomly selected from the
// category.
// "Vorbis is the new mp3"
foreach (FileInfo fi in di.GetFiles("*.ogg"))
{
// We want to register this file with the sound
// manager. Since the SoundManager doesn't load
// things, we are just registering directory with
// it.
Game.Sound.Register(di.Name, fi);
}
}
}
/// <summary>
/// Reads the asset type information to gather information
/// such as sprite color or other information.
/// </summary>
private void LoadAssetTypeMeta(AssetSpriteType type,
FileInfo file)
{
// Open up the file
using (StreamReader sr = file.OpenText())
{
// Wrap it in an XML reader
XmlTextReader xml = new XmlTextReader(sr);
// Loop through it
while (xml.Read())
{
// Check for open elements
if (xml.NodeType == XmlNodeType.Element)
{
switch (xml.LocalName)
{
case "color":
// Assign a color to this block
type.Color = Color.FromArgb(
Int32.Parse(xml["r"]),
Int32.Parse(xml["g"]),
Int32.Parse(xml["b"]));
break;
}
}
}
}
}
/// <summary>
/// Function to queue up all the assets required for the
/// functioning of the system.
/// </summary>
public void Queue()
{
// Scan the Assets/Images directory for drawables
DirectoryInfo images = new DirectoryInfo(
Path.Combine("Assets", "Images"));
DirectoryInfo sounds = new DirectoryInfo(
Path.Combine("Assets", "Sounds"));
// Load the individual images into memory
foreach (FileInfo fi in images.GetFiles("*.png"))
{
// Load these images
QueueDrawable("Assets/Images/" + fi.Name);
}
// Load the individual directories
Regex regex = new Regex(@"(\s+\d+)?\.png");
foreach (DirectoryInfo di in images.GetDirectories())
{
// Ignore some common ones
if (di.Name.StartsWith("."))
continue;
// Get the asset sprite type for this directory
string key = di.Name;
if (!sprites.Contains(key))
sprites[key] = new AssetSpriteType(key);
AssetSpriteType spriteType = sprites[key];
// Load the type information, if we have one
if (File.Exists(Path.Combine(di.FullName, "block.xml")))
{
// Load the block information, this controls the
// color of the blocks.
LoadAssetTypeMeta(spriteType,
new FileInfo(Path.Combine(di.FullName, "block.xml")));
}
// Go through each file in this directory
foreach (FileInfo fi in di.GetFiles("*.png"))
{
// Figure out the components
string path = String.Format("Assets/Images/{0}/{1}",
key, fi.Name);
string key2 = regex.Replace(fi.Name, "");
// Get the asset sprite
AssetSprite sprite = spriteType.GetAssetSprite(key2);
// Queue loading the drawable
Queue(new AssetLoaderSprite(sprite, path));
}
}
// Look for sounds and music
foreach (DirectoryInfo di in sounds.GetDirectories())
{
// Go through each file in this directory. The
// directory name is the category of music while the
// individual files are randomly selected from the
// category.
// "Vorbis is the new mp3"
foreach (FileInfo fi in di.GetFiles("*.ogg"))
{
// We want to register this file with the sound
// manager. Since the SoundManager doesn't load
// things, we are just registering directory with
// it.
Game.Sound.Register(di.Name, fi);
}
}
}