|
public SetPixel ( int x, int y, |
||
| x | int | |
| y | int | |
| color | ||
| return | void | |
public void Save(string filename, SkiaSharp.SKEncodedImageFormat format)
{
if (Disposed)
{
return;
}
SkiaSharp.SKBitmap bitmap = new SkiaSharp.SKBitmap(this.Width, this.Height, false);
int w = Width;
int h = Height;
var colorPtr = this.GetColors();
for (int y = 0; y < h; y++)
{
for (int x = 0; x < w; x++)
{
var col = *(colorPtr + x + (h - 1 - y) * h);
bitmap.SetPixel(x, y, new SkiaSharp.SKColor(col.R, col.G, col.B, col.A));
}
}
var img = SkiaSharp.SKImage.FromBitmap(bitmap);
var data = img.Encode(format, 100);
System.IO.File.WriteAllBytes(filename, data.ToArray());
img.Dispose();
bitmap.Dispose();
}
private Response RenderMap(dynamic parameters)
{
var gameServer = this.servers.OfType <IGameServer>().FirstOrDefault(s => s.Id == (byte)parameters.serverId);
var map = gameServer?.ServerInfo.Maps.FirstOrDefault(m => m.MapNumber == (short)parameters.mapId);
if (map == null)
{
Log.Warn($"requested map not available. map number: {parameters.mapId}; server id: {parameters.serverId}");
return(null);
}
var terrain = new GameMapTerrain(map.MapName, map.TerrainData);
using (var bitmap = new SkiaSharp.SKBitmap(0x100, 0x100))
{
for (int y = 0; y < 0x100; y++)
{
for (int x = 0; x < 0x100; x++)
{
var color = SKColors.Black;
if (terrain.SafezoneMap[y, x])
{
color = SKColors.Gray;
}
else if (terrain.WalkMap[y, x])
{
color = SKColors.SpringGreen;
}
bitmap.SetPixel(x, y, color);
}
}
using (var memoryStream = new SKDynamicMemoryWStream())
{
if (SKPixmap.Encode(memoryStream, bitmap, SKEncodedImageFormat.Png, 100))
{
return(this.Response.FromStream(memoryStream.DetachAsData().AsStream, "image/png"));
}
}
return(null);
}
}
public BitmapHelper(string path)
{
Bitmap bitmap;
try
{
bitmap = Bitmap.Decode(File.OpenRead(path));
}
catch (Exception)
{
bitmap = new Bitmap(10, 10);
for (int i = 0; i < 10; i++)
{
for (int w = 0; w < 10; w++)
{
bitmap.SetPixel(i, w, SKColors.White);
}
}
}
IntPtr ptr = bitmap.GetPixels();
int bytes = Math.Abs(bitmap.RowBytes) * bitmap.Height;
byte[] rgbValues = new byte[bytes];
System.Runtime.InteropServices.Marshal.Copy(ptr, rgbValues, 0, bytes);
colors = new SKColor[bitmap.Width, bitmap.Height];
for (int counter = 0; counter < rgbValues.Length; counter += 4)
{
int i_am = counter / 4;
colors[i_am % bitmap.Width, i_am / bitmap.Width]
=
new SKColor(
rgbValues[counter + 2],
rgbValues[counter + 1],
rgbValues[counter + 0],
rgbValues[counter + 3]);
}
bitmap.Dispose();
}
private Stream RenderMap(IGameMapInfo map)
{
var terrain = new GameMapTerrain(map.MapName, map.TerrainData);
using (var bitmap = new SkiaSharp.SKBitmap(0x100, 0x100))
{
for (int y = 0; y < 0x100; y++)
{
for (int x = 0; x < 0x100; x++)
{
var color = SKColors.Black;
if (terrain.SafezoneMap[y, x])
{
color = SKColors.Gray;
}
else if (terrain.WalkMap[y, x])
{
color = SKColors.SpringGreen;
}
else
{
// we use the default color.
}
bitmap.SetPixel(x, y, color);
}
}
using (var memoryStream = new SKDynamicMemoryWStream())
{
if (SKPixmap.Encode(memoryStream, bitmap, SKEncodedImageFormat.Png, 100))
{
return(memoryStream.DetachAsData().AsStream());
}
}
return(null);
}
}
