flashdevelop/PluginCore/ScintillaNet/XPM.cs at development · SandersAlex/flashdevelop · GitHub

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using System.Collections;

using System.Drawing;

using System.Text;

using PluginCore;

using PluginCore.PluginCore.Utilities;

namespace ScintillaNet

{

public class XPM

{

/// <summary>

/// Converts Bitmap images to XPM data for use with ScintillaNet.

/// Warning: images with more than (around) 50 colors will generate incorrect XPM

/// tColor: specified transparent color in format: "#00FF00".

/// </summary>

static public string ConvertToXPM(Bitmap bmp, string tColor)

{

StringBuilder sb = new StringBuilder();

ArrayList colors = new ArrayList();

ArrayList chars = new ArrayList();

OctreeQuantizer quantizer = new OctreeQuantizer(50, 8, ColorTranslator.FromHtml(tColor));

Bitmap reducedBmp = quantizer.Quantize(bmp);

int width = reducedBmp.Width;

int height = reducedBmp.Height;

int index;

sb.Append("/* XPM */static char * xmp_data[] = {\"").Append(width).Append(" ").Append(height).Append(" ? 1\"");

int colorsIndex = sb.Length;

string col;

char c;

for (int y = 0; y<height; y++)

{

sb.Append(",\"");

for (int x = 0; x<width; x++)

{

col = ColorTranslator.ToHtml(reducedBmp.GetPixel(x,y));

index = colors.IndexOf(col);

if (index < 0)

{

index = colors.Add(col)+65;

if (index > 90) index += 6;

c = Encoding.ASCII.GetChars(new byte[]{(byte)(index & 0xff)})[0];

chars.Add(c);

sb.Insert(colorsIndex, ",\""+c+" c "+col+"\"");

colorsIndex += 14;

}

else c = (char)chars[index];

sb.Append(c);

}

sb.Append("\"");

}

sb.Append("};");

string result = sb.ToString();

int p = result.IndexOfOrdinal("?");

string finalColor = result.Substring(0, p)+colors.Count+result.Substring(p+1).Replace(tColor.ToUpper(), "None");

return finalColor;

}

flashdevelop/PluginCore/ScintillaNet/XPM.cs at development · SandersAlex/flashdevelop · GitHub

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