private static KFrame AddFrame(KSymbol parent, float width, float height)
{
KFrame frame = new KFrame(parent);
frame.Index = 0;
frame.Duration = 1;
frame.ImageIndex = 0;
frame.PivotX = 0;
frame.PivotY = -height;
frame.PivotWidth = 2 * width;
frame.PivotHeight = 2 * height;
frame.UV_X1 = 0f;
frame.UV_Y1 = 0f;
frame.UV_X2 = 0f;
frame.UV_Y2 = 0f;
frame.Time = 0;
parent.Frames.Add(frame);
return(frame);
}
public static KBuild ReadBuild(string buildFile)
{
if (!File.Exists(buildFile))
{
throw new ArgumentException("The given file does not exist.");
}
using (FileStream file = new FileStream(buildFile, FileMode.Open))
using (BinaryReader reader = new BinaryReader(file))
{
// Verify header
string header = Encoding.ASCII.GetString(reader.ReadBytes(KBuild.BUILD_HEADER.Length));
if (header != KBuild.BUILD_HEADER)
{
throw new Exception("Header is not valid.");
}
// Parse Build, Symbols, Frames
KBuild build = new KBuild();
build.Version = reader.ReadInt32();
build.SymbolCount = reader.ReadInt32();
build.FrameCount = reader.ReadInt32();
build.Name = reader.ReadKString();
for (int s = 0; s < build.SymbolCount; s++)
{
KSymbol symbol = new KSymbol(build);
symbol.Hash = reader.ReadInt32();
symbol.Path = (build.Version > 9 ? reader.ReadInt32() : 0);
symbol.Color = reader.ReadColor32();
symbol.Flags = reader.ReadKSymbolFlags();
symbol.FrameCount = reader.ReadInt32();
int time = 0;
for (int f = 0; f < symbol.FrameCount; f++)
{
KFrame frame = new KFrame(symbol);
frame.Index = reader.ReadInt32();
frame.Duration = reader.ReadInt32();
frame.ImageIndex = reader.ReadInt32();
frame.PivotX = reader.ReadSingle();
frame.PivotY = reader.ReadSingle();
frame.PivotWidth = reader.ReadSingle();
frame.PivotHeight = reader.ReadSingle();
frame.UV_X1 = reader.ReadSingle();
frame.UV_Y1 = reader.ReadSingle();
frame.UV_X2 = reader.ReadSingle();
frame.UV_Y2 = reader.ReadSingle();
frame.Time = time;
time += frame.Duration;
symbol.Frames.Add(frame);
}
build.Symbols.Add(symbol);
}
// Read Symbol Hashes
int numHashes = reader.ReadInt32();
for (int h = 0; h < numHashes; h++)
{
int hash = reader.ReadInt32();
string str = reader.ReadKString();
build.SymbolNames[hash] = str;
}
return(build);
}
}
public static bool WriteBuild(string buildFile, KBuild build)
{
try
{
using (FileStream file = new FileStream(buildFile, FileMode.Create))
using (BinaryWriter writer = new BinaryWriter(file))
{
writer.Write(Encoding.ASCII.GetBytes(KBuild.BUILD_HEADER));
writer.Write(build.Version);
writer.Write(build.SymbolCount);
writer.Write(build.FrameCount);
writer.WriteKString(build.Name);
for (int s = 0; s < build.SymbolCount; s++)
{
KSymbol symbol = build.Symbols[s];
writer.Write(symbol.Hash);
if (build.Version > 9)
{
writer.Write(symbol.Path);
}
writer.Write(symbol.Color);
writer.Write(symbol.Flags);
writer.Write(symbol.FrameCount);
for (int f = 0; f < symbol.FrameCount; f++)
{
KFrame frame = symbol.Frames[f];
writer.Write(frame.Index);
writer.Write(frame.Duration);
writer.Write(frame.ImageIndex);
writer.Write(frame.PivotX);
writer.Write(frame.PivotY);
writer.Write(frame.PivotWidth);
writer.Write(frame.PivotHeight);
writer.Write(frame.UV_X1);
writer.Write(frame.UV_Y1);
writer.Write(frame.UV_X2);
writer.Write(frame.UV_Y2);
}
}
int numHashes = build.SymbolNames.Count;
writer.Write(numHashes);
foreach (KeyValuePair <int, string> kvp in build.SymbolNames)
{
writer.Write(kvp.Key);
writer.WriteKString(kvp.Value);
}
}
return(true);
}
catch (Exception ex)
{
return(false);
}
}
public static void MakeSpritePack(string name, string spritesDir, out Bitmap atlas, out KBuild build, out KAnim anim)
{
build = new KBuild();
build.Name = name;
build.Version = KBuild.CURRENT_BUILD_VERSION;
build.SymbolCount = 0;
build.FrameCount = 0;
anim = KAnimUtils.CreateEmptyAnim();
string[] imageFiles = Directory.GetFiles(spritesDir, "*.png");
List <Sprite> sprites = new List <Sprite>();
foreach (string imageFile in imageFiles)
{
try
{
Bitmap img = new Bitmap(imageFile);
string fileName = Path.GetFileNameWithoutExtension(imageFile);
int lastUnderscore = fileName.LastIndexOf('_');
string symbolName = fileName.Substring(0, lastUnderscore);
string indexStr = fileName.Substring(lastUnderscore + 1);
int symbolHash = symbolName.KHash();
int index = int.Parse(indexStr);
KSymbol symbol = build.GetSymbol(symbolHash);
if (symbol == null)
{
symbol = new KSymbol(build);
symbol.Hash = symbolHash;
symbol.Path = symbolHash;
symbol.Color = Color.FromArgb(0);
symbol.Flags = 0;
symbol.FrameCount = 0;
build.Symbols.Add(symbol);
build.SymbolNames[symbolHash] = symbolName;
build.SymbolCount++;
}
KFrame frame = new KFrame(symbol);
frame.Index = index;
frame.Duration = 1;
frame.ImageIndex = 0;
frame.PivotX = 0;
frame.PivotY = -img.Height;
frame.PivotWidth = 2 * img.Width;
frame.PivotHeight = 2 * img.Height;
frame.UV_X1 = 0f;
frame.UV_Y1 = 0f;
frame.UV_X2 = 0f;
frame.UV_Y2 = 0f;
frame.Time = 0;
symbol.Frames.Add(frame);
symbol.FrameCount++;
build.FrameCount++;
Sprite spr = new Sprite(frame, img);
sprites.Add(spr);
}
catch (Exception ex)
{
Debug.WriteLine("Failed to make sprite.");
Debug.WriteLine(ex.ToString());
}
}
try
{
atlas = SpriteUtils.RebuildAtlas(sprites.ToArray());
}
catch (Exception ex)
{
atlas = null;
Debug.WriteLine("Failed to pack atlas.");
Debug.WriteLine(ex.ToString());
}
}