public SortedDictionary <int, PaletteItem> LoadClusters()
{
SortedDictionary <int, PaletteItem> clusters = null;
using (SqlConnection conn = this.GetConnection())
{
SqlCommand cmd = new SqlCommand(@"SELECT c.PALETTE_ID, c.RGB FROM PALETTE_COLOR c WHERE c.PALETTE_ID < 0
ORDER BY c.PALETTE_ID, c.[ORDER]", conn);
SqlDataReader r = cmd.ExecuteReader();
int id = 1;
Color[] colors = new Color[32];
int p = 0;
while (r.Read())
{
int x = r.GetInt32(0);
if (x != id)
{
if (id < 0)
{
if (clusters == null)
{
clusters = new SortedDictionary <int, PaletteItem>();
}
clusters.Add(id, new PaletteItem(id, null, id, colors, p));
}
id = x;
p = 0;
}
colors[p++] = PaletteManager.ColorFromInt(r.GetInt32(1));
}
if (id < 0)
{
if (clusters == null)
{
clusters = new SortedDictionary <int, PaletteItem>();
}
clusters.Add(id, new PaletteItem(id, null, id, colors, p));
}
r.Close();
r = null;
}
return(clusters);
}
public int[] Find(int color, int count)
{
List <FindColorInfo> list = new List <FindColorInfo>();
using (SqlConnection conn = this.GetConnection())
{
LabColor lab;
SqlCommand cmd = new SqlCommand(PaletteManager.ColorSearchSql(color, ColorSearchWidth.Narrow, out lab), conn);
SqlDataReader r = cmd.ExecuteReader();
while (r.Read())
{
list.Add(new FindColorInfo((int)r[0],
lab.Distance(new LabColor((float)(double)r[1], (float)(double)r[2], (float)(double)r[3]))));
}
r.Close();
r = null;
cmd = null;
}
if (list.Count == 0)
{
return(null);
}
list.Sort(this.comparer);
int l = count;
if (l > list.Count)
{
l = count;
}
int[] found = new int[l];
for (int i = 0; i < l; i++)
{
found[i] = list[i].Rgb;
}
list = null;
return(found);
}
public PaletteItem Load(int paletteId)
{
PaletteItem pi = new PaletteItem();
pi.Id = -1;
using (SqlConnection conn = this.GetConnection())
{
string sql = @"SELECT p.ID, p.[DESCRIPTION], c.RGB, p.CLUSTER
FROM PALETTE_COLOR c, PALETTE p WHERE (p.ID = c.PALETTE_ID) AND (p.ID = " + paletteId.ToString() + @") ORDER BY p.ID, c.[ORDER]";
SqlCommand cmd = new SqlCommand(sql, conn);
SqlDataReader r = cmd.ExecuteReader();
Color[] colors = new Color[32];
int p = 0;
while (r.Read())
{
int x = r.GetInt32(0);
if (x != pi.Id)
{
pi.Id = x;
p = 0;
pi.Title = r.GetString(1);
if (r.IsDBNull(3))
{
pi.Cluster = 0;
}
else
{
pi.Cluster = r.GetInt32(3);
}
}
colors[p++] = PaletteManager.ColorFromInt(r.GetInt32(2));
}
r.Close();
if (pi.Id > 0)
{
pi = new PaletteItem(pi.Id, pi.Title, pi.Cluster, colors, p);
}
}
return(pi);
}
public Color[] FindColor(Color color, ColorSearchWidth width)
{
SortedDictionary <int, int> l = new SortedDictionary <int, int>();
using (SqlConnection conn = this.GetConnection())
{
this.FindAddColors(conn, l, color.ToArgb() & 0xffffff, width, 0x1);
}
if (l.Count == 0)
{
return(null);
}
Color[] r = new Color[l.Count];
int i = 0;
foreach (KeyValuePair <int, int> p in l)
{
r[i++] = PaletteManager.ColorFromInt(p.Key);
}
l = null;
return(r);
}
private void FindAddColors(SqlConnection conn, SortedDictionary <int, int> list, int color, ColorSearchWidth width, int mask)
{
LabColor lab;
string sql = PaletteManager.ColorSearchSql(color, width, out lab);
SqlCommand cmd = new SqlCommand(sql, conn);
SqlDataReader r = cmd.ExecuteReader();
while (r.Read())
{
int c = r.GetInt32(0);
if (!list.ContainsKey(c))
{
list.Add(c, mask);
}
else
{
list[c] |= mask;
}
}
r.Close();
r = null;
cmd = null;
}
public int CreatePalette(int colors, int colorCountLimit, int maxDimension, string title, RawImage image, IClustering clustering, int thumbnailSize)
{
RawImage img = image.ResizeTo(maxDimension);
int[] vector = img.Vector(colorCountLimit);
clustering.SetPoints(RawImage.ToColor3Array(vector, this, 0));
Color3[] p = RawImage.ToColor3Array(vector, this, colors);
for (int j = 0; j < p.Length; j++)
{
clustering.AddCluster(p[j]);
}
clustering.Start();
clustering.Run();
Color[] palette = PaletteManager.LabSort(RawImage.FromColor3Array(clustering.Clusters(colors), this), Color.Black);
int id = this.AddPalette(title);
for (int i = 0; i < palette.Length; i++)
{
this.AddColor(palette[i]);
this.AddPaletteColor(id, palette[i].ToArgb() & 0xffffff, i + 1, (i + 1) >= palette.Length);
}
if (thumbnailSize > 0)
{
img = img.ResizeTo(thumbnailSize);
this.AddPaletteThumbnail(id, img.Jpeg(80), 2048);
img.Clear();
img = null;
}
return(id);
}
private static string ColorSearchSql(int color, ColorSearchWidth width, out LabColor lab)
{
lab = ColorTransform.RgbToLab(PaletteManager.ColorFromInt(color));
StringBuilder sb = new StringBuilder();
int w = (int)width;
sb.Append(@"SELECT c.RGB, c.L, c.A, c.B
FROM COLOR c, COLOR_INDEX_L l, COLOR_INDEX_A a, COLOR_INDEX_B b
WHERE (l.RGB = c.RGB) AND (a.RGB = c.RGB) AND (b.RGB = l.RGB)");
sb.Append("AND (l.[HASH] ");
int h = lab.HashL;
if (w > 0)
{
sb.Append("IN (");
int c = 0;
for (int i = -w; i <= w; i++)
{
if (c++ > 0)
{
sb.Append(',');
}
sb.Append((h + i).ToString());
}
sb.Append(')');
}
else
{
sb.Append("= ");
sb.Append(h.ToString());
}
sb.Append(')');
sb.Append(" AND (a.[HASH] ");
h = lab.HashA;
if (w > 0)
{
sb.Append("IN (");
int c = 0;
for (int i = -w; i <= w; i++)
{
if (c++ > 0)
{
sb.Append(',');
}
sb.Append((h + i).ToString());
}
sb.Append(')');
}
else
{
sb.Append("= ");
sb.Append(h.ToString());
}
sb.Append(')');
sb.Append(" AND (b.[HASH] ");
h = lab.HashB;
if (w > 0)
{
sb.Append("IN (");
int c = 0;
for (int i = -w; i <= w; i++)
{
if (c++ > 0)
{
sb.Append(',');
}
sb.Append((h + i).ToString());
}
sb.Append(')');
}
else
{
sb.Append("= ");
sb.Append(h.ToString());
}
sb.Append(')');
return(sb.ToString());
}
private void AddForColors(SqlConnection conn, SortedDictionary <int, PaletteItem> list, string colorList, SortedDictionary <int, int> colorIndex, int mask, int maxCount, ref int count)
{
string sql = @"SELECT p.ID, p.[DESCRIPTION], c.RGB, p.CLUSTER
FROM PALETTE_COLOR c, PALETTE p
WHERE (p.ID = c.PALETTE_ID) AND
(p.ID IN (SELECT DISTINCT pc.PALETTE_ID FROM PALETTE_COLOR pc WHERE (pc.RGB IN ("
+ colorList +
@")))) ORDER BY p.ID, c.[ORDER]";
SqlCommand cmd = new SqlCommand(sql, conn);
SqlDataReader r = cmd.ExecuteReader();
int id = -1;
string title = null;
int cluster = -1;
Color[] colors = new Color[32];
int p = 0;
bool add = false;
while (r.Read())
{
int x = r.GetInt32(0);
if (x != id)
{
if (title != null)
{
if (add)
{
PaletteItem pal = new PaletteItem(id, title, cluster, colors, p);
if (PaletteManager.MatchMask(pal.Colors, colorIndex, mask))
{
list.Add(id, pal);
++count;
if (count >= maxCount)
{
break;
}
}
}
}
id = x;
if (list.ContainsKey(id))
{
add = false;
p = 0;
title = null;
}
else
{
add = true;
p = 0;
title = r.GetString(1);
if (r.IsDBNull(3))
{
cluster = 0;
}
else
{
cluster = r.GetInt32(3);
}
}
}
if (add)
{
colors[p++] = PaletteManager.ColorFromInt(r.GetInt32(2));
}
}
if (title != null)
{
if (add && (count < maxCount))
{
PaletteItem pal = new PaletteItem(id, title, cluster, colors, p);
if (PaletteManager.MatchMask(pal.Colors, colorIndex, mask))
{
list.Add(id, pal);
++count;
}
}
}
r.Close();
r = null;
}