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(ChrOpener): added virtual char entries.

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morkt 2015-10-27 10:26:09 +04:00
parent 3345208d86
commit 68baeb5c22
1 changed files with 49 additions and 1 deletions
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50
ArcFormats/Palette/ArcCHR.cs
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@ -28,8 +28,11 @@ using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Linq;
using GameRes.Utility;
using System.Text;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using GameRes.Utility;
namespace GameRes.Formats.Palette
{
@ -39,6 +42,11 @@ namespace GameRes.Formats.Palette
public int OffsetY;
}
internal class VirtualCharEntry : Entry
{
public CharEntry Source;
}
[Export(typeof(ArchiveFormat))]
public class ChrOpener : ArchiveFormat
{
@ -88,6 +96,12 @@ namespace GameRes.Formats.Palette
//Height = file.View.ReadUInt16 (index_offset+6),
};
dir.Add (entry);
var virt_entry = new VirtualCharEntry {
Name = string.Format ("{0}#blend#{1}.png", base_name, name),
Type = "image",
Source = entry,
};
dir.Add (virt_entry);
}
index_offset += size;
}
@ -96,6 +110,8 @@ namespace GameRes.Formats.Palette
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
if (entry is VirtualCharEntry)
return BlendEntry (arc, entry as VirtualCharEntry);
int extra_length = PgaFormat.PngHeader.Length + PgaFormat.PngFooter.Length;
var png = new MemoryStream ((int)entry.Size + extra_length + 17);
var cent = entry as CharEntry;
@ -131,5 +147,37 @@ namespace GameRes.Formats.Palette
png.Position = 0;
return png;
}
Stream BlendEntry (ArcFile arc, VirtualCharEntry entry)
{
using (var base_png = OpenEntry (arc, arc.Dir.First()))
using (var overlay_png = OpenEntry (arc, entry.Source))
{
var decoder = new PngBitmapDecoder (base_png, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
var base_frame = decoder.Frames[0];
var overlay_png = OpenEntry (arc, entry.Source);
decoder = new PngBitmapDecoder (overlay_png, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
var overlay_frame = decoder.Frames[0];
int overlay_x = entry.Source.OffsetX;
int overlay_y = entry.Source.OffsetY;
var visual = new DrawingVisual();
using (var context = visual.RenderOpen())
{
context.DrawImage (base_frame, new Rect (0, 0, base_frame.PixelWidth, base_frame.PixelHeight));
context.DrawImage (overlay_frame, new Rect (overlay_x, overlay_y, overlay_frame.PixelWidth, overlay_frame.PixelHeight));
}
var bmp = new RenderTargetBitmap (base_frame.PixelWidth, base_frame.PixelHeight,
base_frame.DpiX, base_frame.DpiY, PixelFormats.Pbgra32);
bmp.Render (visual);
var encoder = new PngBitmapEncoder();
encoder.Frames.Add (BitmapFrame.Create (bmp));
var mem = new MemoryStream();
encoder.Save (mem);
mem.Position = 0;
return mem;
}
}
}
}