private void LoadTileSet(XmlHelper xmlHelper, Map map)
{
string id = xmlHelper.GetAttribute("name");
int firstGid = xmlHelper.GetIntAttribute("firstgid");
int tileWidth = xmlHelper.GetIntAttribute("tilewidth");
int tileHeight = xmlHelper.GetIntAttribute("tileheight");
Size tileSize = new Size(tileWidth, tileHeight);
int marginValue = xmlHelper.GetIntAttribute("margin", 0);
Size margin = new Size(marginValue);
int spacingValue = xmlHelper.GetIntAttribute("spacing", 0);
Size spacing = new Size(spacingValue);
xmlHelper.AdvanceStartElement("image");
string imageSource = xmlHelper.GetAttribute("source");
xmlHelper.AdvanceEndElement("image");
Size sheetSize = new Size();
try
{
using (System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(imageSource))
{
sheetSize.Width = (bitmap.Width + spacingValue - marginValue) / (tileWidth + spacingValue);
sheetSize.Height = (bitmap.Height + spacingValue - marginValue) / (tileHeight + spacingValue);
}
}
catch (Exception exception)
{
throw new Exception("Unable to determine sheet size from image source", exception);
}
TileSheet tileSheet = new TileSheet(id, map, imageSource, sheetSize, tileSize);
tileSheet.Margin = margin;
tileSheet.Spacing = spacing;
// keep track of first gid as custom property
tileSheet.Properties["@FirstGid"] = firstGid;
// also add lastgid to facilitate import
tileSheet.Properties["@LastGid"] = firstGid + tileSheet.TileCount - 1;
// properties at tile level within tile sets not supported
// but are mapped as prefixed properties at tile sheet level
XmlNodeType xmlNodeType = xmlHelper.AdvanceNode();
while (xmlNodeType == XmlNodeType.Element && xmlHelper.XmlReader.Name == "tile")
{
int tileId = xmlHelper.GetIntAttribute("id");
xmlHelper.AdvanceNamedNode(XmlNodeType.Element, "properties");
Component dummyComponent = new DummyComponent();
LoadProperties(xmlHelper, dummyComponent);
xmlHelper.AdvanceEndElement("tile");
foreach (string propertyName in dummyComponent.Properties.Keys)
{
tileSheet.Properties["@Tile@" + tileId + "@" + propertyName]
= dummyComponent.Properties[propertyName];
}
xmlNodeType = xmlHelper.AdvanceNode();
}
map.AddTileSheet(tileSheet);
}
public Map Load(Stream stream)
{
ReadHeader(stream);
MphdRecord mphdRecord = null;
string[] authorLines = null;
Color[] colourMap = null;
BlockRecord[] blockRecords = null;
AnimationRecord[] animationRecords = null;
Image imageSource = null;
short[][] layers = new short[8][];
Dictionary<string, Chunk> chunks = MapChunks(stream);
if (!chunks.ContainsKey("MPHD"))
throw new Exception("Header chunk MPHD missing");
Chunk mphdChunk = chunks["MPHD"];
mphdRecord = ReadChunkMPHD(stream, mphdChunk);
if (mphdRecord.BlockDepth == 8)
{
if (!chunks.ContainsKey("CMAP"))
throw new Exception("Colour map chuck CMAP is required for 8bit graphics blocks");
Chunk cmapChunk = chunks["CMAP"];
colourMap = ReadChunkCMAP(stream, cmapChunk);
}
if (chunks.ContainsKey("ATHR"))
authorLines = ReadChunkATHR(stream, chunks["ATHR"]);
if (!chunks.ContainsKey("BKDT"))
throw new Exception("Block data chunk BKDT missing");
Chunk bkdtChunk = chunks["BKDT"];
blockRecords = ReadChunkBKDT(stream, bkdtChunk, mphdRecord);
// optional ?
if (chunks.ContainsKey("ANDT"))
{
Chunk andtChunk = chunks["ANDT"];
animationRecords = ReadChunkANDT(stream, andtChunk, mphdRecord);
}
if (!chunks.ContainsKey("BGFX"))
throw new Exception("Block graphics chunk BGFX missing");
Chunk bgfxChunk = chunks["BGFX"];
imageSource = ReadChunkBGFX(stream, bgfxChunk, mphdRecord, colourMap);
if (!chunks.ContainsKey("BODY"))
throw new Exception("Body chunk BODY missing");
Chunk bodyChunk = chunks["BODY"];
layers[0] = ReadChunkLayer(stream, bodyChunk, mphdRecord);
// additional layers
for (int layer = 1; layer <= 7; layer++)
{
string chunkId = "LYR" + layer;
if (chunks.ContainsKey(chunkId))
{
Chunk layerChuck = chunks[chunkId];
layers[layer] = ReadChunkLayer(stream, layerChuck, mphdRecord);
}
}
// new map
Map map = new Map();
// attach ATHR lines as description
if (authorLines != null)
{
StringBuilder stringBuilder = new StringBuilder();
foreach (string authorLine in authorLines)
stringBuilder.AppendLine(authorLine);
map.Description = stringBuilder.ToString();
}
// prompt user to save tilesheet image source
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.CheckPathExists = true;
saveFileDialog.Filter = "Portable Network Geaphics (*.png)|*.png";
saveFileDialog.OverwritePrompt = true;
saveFileDialog.Title = "Save tile sheet image source as";
saveFileDialog.ValidateNames = true;
if (saveFileDialog.ShowDialog() == DialogResult.Cancel)
throw new Exception("Mappy FMAP file import aborted");
string tileSheetImageSource = saveFileDialog.FileName;
imageSource.Save(tileSheetImageSource, ImageFormat.Png);
// determine global tile size
xTile.Dimensions.Size tileSize = new xTile.Dimensions.Size(mphdRecord.BlockWidth, mphdRecord.BlockHeight);
// add tilesheet
TileSheet tileSheet = new TileSheet("BGFX", map, tileSheetImageSource,
new xTile.Dimensions.Size(1, mphdRecord.NumBlockGfx), tileSize);
map.AddTileSheet(tileSheet);
// determine global map size
xTile.Dimensions.Size mapSize = new xTile.Dimensions.Size(mphdRecord.MapWidth, mphdRecord.MapHeight);
// create layers
for (int layerIndex = 0; layerIndex < 8; layerIndex++)
{
if (layers[layerIndex] == null)
continue;
string layerId = layerIndex == 0 ? "BODY" : "LYR" + layerIndex;
Layer layer = new Layer(layerId, map, mapSize, tileSize);
map.AddLayer(layer);
for (int tileY = 0; tileY < mapSize.Height; tileY++)
{
for (int tileX = 0; tileX < mapSize.Width; tileX++)
{
int layerOffset = tileY * mapSize.Width + tileX;
int tileIndex = layers[layerIndex][layerOffset];
if (tileIndex >= 0)
{
layer.Tiles[tileX, tileY] = new StaticTile(layer, tileSheet, BlendMode.Alpha, tileIndex);
}
else
{
AnimationRecord animationRecord = animationRecords[-tileIndex - 1];
StaticTile[] tileFrames = new StaticTile[animationRecord.Frames.Length];
for (int frameIndex = 0; frameIndex < animationRecord.Frames.Length; frameIndex++)
tileFrames[frameIndex] = new StaticTile(layer, tileSheet, BlendMode.Alpha, animationRecord.Frames[frameIndex]);
// process loop types
switch (animationRecord.Type)
{
case 2: // LOOPR: loop backward
Array.Reverse(tileFrames);
break;
case 5: // PPFF -+
case 6: // PPRR | - different states for ping-pong animation
case 7: // PPRF | - treat all the same
case 8: // PPFR -+
StaticTile[] pingPongFrames = new StaticTile[tileFrames.Length * 2 - 1];
Array.Copy(tileFrames, pingPongFrames, tileFrames.Length);
Array.Copy(tileFrames, 0, pingPongFrames, tileFrames.Length, tileFrames.Length - 1);
Array.Reverse(pingPongFrames, tileFrames.Length, tileFrames.Length - 1);
tileFrames = pingPongFrames;
break;
default: // treat all other cases as LOOPF
// 0 = NONE
// 1 = LOOPF: loop forward
// 3 = ONCE, 4 = ONCEH: one-off animations
// 9 = ONCES: one-off animations
break;
}
AnimatedTile animatedTile = new AnimatedTile(layer, tileFrames, (long)animationRecord.Delay * 20);
layer.Tiles[tileX, tileY] = animatedTile;
}
}
}
}
return map;
}
private void LoadTileSheet(XmlHelper xmlHelper, Map map)
{
string id = xmlHelper.GetAttribute("Id");
xmlHelper.AdvanceStartElement("Description");
string description = xmlHelper.GetCData();
xmlHelper.AdvanceEndElement("Description");
xmlHelper.AdvanceStartElement("ImageSource");
string imageSource = xmlHelper.GetCData();
xmlHelper.AdvanceEndElement("ImageSource");
xmlHelper.AdvanceStartElement("Alignment");
Size sheetSize = Size.FromString(xmlHelper.GetAttribute("SheetSize"));
Size tileSize = Size.FromString(xmlHelper.GetAttribute("TileSize"));
Size margin = Size.FromString(xmlHelper.GetAttribute("Margin"));
Size spacing = Size.FromString(xmlHelper.GetAttribute("Spacing"));
xmlHelper.AdvanceEndElement("Alignment");
TileSheet tileSheet = new TileSheet(id, map, imageSource, sheetSize, tileSize);
tileSheet.Margin = margin;
tileSheet.Spacing = spacing;
LoadProperties(xmlHelper, tileSheet);
xmlHelper.AdvanceEndElement("TileSheet");
map.AddTileSheet(tileSheet);
}
