//, Stream stream)
/// <summary>
/// Initializes a new <see cref="SpriteFrame"/>.
/// </summary>
/// <param name="parentSprite">The <see cref="Sprite"/> containing this <see cref="SpriteFrame"/></param>
/// <param name="stream"></param>
public SpriteFrame(Sprite parentSprite)
{
this.ParentSprite = parentSprite;
//this.SprBitmapOffset = (int) stream.Position;
this.GameSetDataRows = new List<DataRow>();
//this.FrameRawData = GameDataHandlers.SprStreamToSpriteFrame(stream);
//ReadSprData(stream);
//BuildBitmapFromSpr();
}
//public SpriteFrame AddFrame(SpriteFrame sf)
//{
// this._spriteObject.Frames.Add(sf);
// //sf.FrameUpdated += SpriteFrameUpdated;
// return sf;
//}
/// <summary>
/// Iterates through all the rows in the <see cref="Sprite"/>'s <see cref="GameSetDataTable"/> and
/// sets each of this sprite's <see cref="SpriteFrame"/>'s <see cref="SpriteFrame.GameSetDataRows"/>
/// property to the DataRow with a BITMAPPTR matching <see cref="SpriteFrame.SprBitmapOffset"/>.
/// </summary>
/// <returns>False if any frame did not have a match in the DataView. True otherwise.</returns>
internal bool MatchFrameOffsets(Sprite spr)
{
foreach (DataRowView drv in this.SpriteDataView)
{
int offset = Convert.ToInt32(drv.Row.ItemArray[9]);
SpriteFrame sf = spr.Frames.Find(f => f.SprBitmapOffset == offset);
if (sf == null)
{
Trace.WriteLine(string.Format("Unable to find matching offset in Sprite.Frames for {0} and offset: {1}.\n\nDid you forget to load the proper SET file for this sprite?", spr.SpriteId, offset.ToString()));
return false;
}
if (sf != null)
sf.GameSetDataRows.Add(drv.Row);
}
return true;
}
public static Bitmap SpriteToBmp(Sprite spr)
{
int totalFrames = spr.Frames.Count;
int spriteWidth = 0, spriteHeight = 0, high = 0, low = 0;
double sqrt = Math.Sqrt((double) totalFrames);
if (totalFrames % 1 != 0) //totalFrames is a perfect square
{
low = (int) sqrt;
high = (int) sqrt;
}
else
{
low = (int) Math.Floor(sqrt) + 1; //adds an additional row
high = (int) Math.Ceiling(sqrt);
}
//need the largest height and width to tile the export
foreach (SpriteFrame sf in spr.Frames)
{
if (sf.Width > spriteWidth)
spriteWidth = sf.Width;
if (sf.Height > spriteHeight)
spriteHeight = sf.Height;
}
//calculated height and width of the bitmap
//based on tiles of the largest possible size
int exportWidth = high * spriteWidth,
exportHeight = low * spriteHeight;
using (Bitmap bitmap = new Bitmap(exportWidth, exportHeight))
{
using (Graphics g = Graphics.FromImage(bitmap))
{
int frameIndex = 0;
for (int y = 0; y < exportHeight; y += spriteHeight)
{
//once we hit the max frames, just break
for (int x = 0; x < exportWidth && frameIndex < spr.Frames.Count; x += spriteWidth)
{
g.DrawImage(spr.Frames[frameIndex].ImageBmp, new Point(x, y));
frameIndex++;
}
}
}
return bitmap;
}
}
/// <summary>
/// Opens an SPR file and creates a <see cref="SpriteResource"/> object for it
/// </summary>
/// <param name="filepath">The absolute path to the SPR file to open</param>
/// <returns>The newly-created <see cref="Sprite"/></returns>
/// <remarks>
/// The original game code for reading SPR files can be found <code>ResourceDb::init_imported()</code>
/// in src/ORESDB.cpp around line 72. The <code>resName</code> will be "sprite\\NAME.SPR". (There's
/// no need to follow the call into <code>File::file_open()</code> in OFILE.cpp. Though the files are
/// well-structured, they are considered FLAT by 7KAA.
/// </remarks>
public void LoadSprite(string filepath)
{
if (this.ActivePalette == null)
throw new Exception("Cannot load a Sprite if the ActivePalette is null.");
//cant use the property here or we'll fire the event before we've finished loading
Sprite spr = new Sprite(this.ActivePalette);
//this._activeSprite = new Sprite(this.ActivePalette);
using (FileStream spritestream = File.OpenRead(filepath))
{
while (spritestream.Position < spritestream.Length)
{
SpriteFrame sf = new SpriteFrame(spr);
SprDataHandlers.SprStreamToSpriteFrame(sf, spritestream);
sf.ImageBmp = SprDataHandlers.FrameSprToBmp(sf, this.ActivePalette);
spr.Frames.Add(sf);
}
}
spr.Resource.FileName = Path.GetFileName(filepath);
spr.SpriteId = Path.GetFileNameWithoutExtension(filepath);
DataView dv = this.ActiveGameSet.GetSpriteDataView(spr.SpriteId);
spr.SetSpriteDataView(dv);
this.ActiveSprite = spr;
}
