niko
77 lines
2.1 KiB
C#
77 lines
2.1 KiB
C#
using System;
|
|
|
|
namespace Hjg.Pngcs.Chunks
|
|
{
|
|
// Token: 0x02000015 RID: 21
|
|
public class PngChunkHIST : PngChunkSingle
|
|
{
|
|
// Token: 0x06000099 RID: 153 RVA: 0x00003A7E File Offset: 0x00001C7E
|
|
public PngChunkHIST(ImageInfo info)
|
|
: base(PngChunkHIST.ID, info)
|
|
{
|
|
}
|
|
|
|
// Token: 0x0600009A RID: 154 RVA: 0x00003A98 File Offset: 0x00001C98
|
|
public override PngChunk.ChunkOrderingConstraint GetOrderingConstraint()
|
|
{
|
|
return PngChunk.ChunkOrderingConstraint.AFTER_PLTE_BEFORE_IDAT;
|
|
}
|
|
|
|
// Token: 0x0600009B RID: 155 RVA: 0x00003A9C File Offset: 0x00001C9C
|
|
public override ChunkRaw CreateRawChunk()
|
|
{
|
|
if (!this.ImgInfo.Indexed)
|
|
{
|
|
throw new PngjException("only indexed images accept a HIST chunk");
|
|
}
|
|
ChunkRaw chunkRaw = base.createEmptyChunk(this.hist.Length * 2, true);
|
|
for (int i = 0; i < this.hist.Length; i++)
|
|
{
|
|
PngHelperInternal.WriteInt2tobytes(this.hist[i], chunkRaw.Data, i * 2);
|
|
}
|
|
return chunkRaw;
|
|
}
|
|
|
|
// Token: 0x0600009C RID: 156 RVA: 0x00003B00 File Offset: 0x00001D00
|
|
public override void ParseFromRaw(ChunkRaw c)
|
|
{
|
|
if (!this.ImgInfo.Indexed)
|
|
{
|
|
throw new PngjException("only indexed images accept a HIST chunk");
|
|
}
|
|
int num = c.Data.Length / 2;
|
|
this.hist = new int[num];
|
|
for (int i = 0; i < this.hist.Length; i++)
|
|
{
|
|
this.hist[i] = PngHelperInternal.ReadInt2fromBytes(c.Data, i * 2);
|
|
}
|
|
}
|
|
|
|
// Token: 0x0600009D RID: 157 RVA: 0x00003B68 File Offset: 0x00001D68
|
|
public override void CloneDataFromRead(PngChunk other)
|
|
{
|
|
PngChunkHIST pngChunkHIST = (PngChunkHIST)other;
|
|
this.hist = new int[pngChunkHIST.hist.Length];
|
|
Array.Copy(pngChunkHIST.hist, 0, this.hist, 0, pngChunkHIST.hist.Length);
|
|
}
|
|
|
|
// Token: 0x0600009E RID: 158 RVA: 0x00003BAA File Offset: 0x00001DAA
|
|
public int[] GetHist()
|
|
{
|
|
return this.hist;
|
|
}
|
|
|
|
// Token: 0x0600009F RID: 159 RVA: 0x00003BB2 File Offset: 0x00001DB2
|
|
public void SetHist(int[] hist)
|
|
{
|
|
this.hist = hist;
|
|
}
|
|
|
|
// Token: 0x04000054 RID: 84
|
|
public static readonly string ID = "hIST";
|
|
|
|
// Token: 0x04000055 RID: 85
|
|
private int[] hist = new int[0];
|
|
}
|
|
}
|