Initial commit: application ColorPicker (palette, pipette ecran, couleur de dossier)

2026-09-03 21:48:28 +02:00
commit 44c51398b8
13 changed files with 956 additions and 0 deletions
--- a/tests/IconPreview.cs
+++ b/tests/IconPreview.cs
@@ -0,0 +1,34 @@
+using System.Drawing;
+using System.IO;
+
+namespace ColorPickerApp
+{
+    internal static class IconPreview
+    {
+        private static void Main(string[] args)
+        {
+            string dir = Path.Combine(Path.GetTempPath(), "cp_preview");
+            Directory.CreateDirectory(dir);
+            FolderColorizer.ApplyColor(dir, Color.FromArgb(220, 40, 60));
+
+            byte[] icoBytes = File.ReadAllBytes(Path.Combine(dir, ".colorpicker_folder.ico"));
+            int count = System.BitConverter.ToUInt16(icoBytes, 4);
+            // trouver l'entree 256x256 (largeur stockee = 0) avec le plus grand bytesInRes
+            int bestOffset = -1, bestSize = -1, bestLen = 0;
+            for (int i = 0; i < count; i++)
+            {
+                int entryOffset = 6 + i * 16;
+                int w = icoBytes[entryOffset];
+                int len = System.BitConverter.ToInt32(icoBytes, entryOffset + 8);
+                int off = System.BitConverter.ToInt32(icoBytes, entryOffset + 12);
+                if (w == 0 && len > bestLen) { bestLen = len; bestOffset = off; bestSize = w; }
+            }
+            var pngBytes = new byte[bestLen];
+            System.Array.Copy(icoBytes, bestOffset, pngBytes, 0, bestLen);
+            File.WriteAllBytes(Path.Combine(Path.GetTempPath(), "cp_icon_preview.png"), pngBytes);
+
+            FolderColorizer.RestoreDefault(dir);
+            Directory.Delete(dir, true);
+        }
+    }
+}