From 6981a16a674c81ffcb0f13d96fff165065036708 Mon Sep 17 00:00:00 2001
From: LnmVolbo <LnmVolbo@users.noreply.github.com>
Date: Mon, 22 Jun 2015 19:37:52 -0700
Subject: [PATCH] Update FrmMain.cs

Haven't got the knack of getting the edited source straight out of my visual studio IDE, so I'm just copying and pasting bits here.  So I'm not really sure if it still compiles w/o errors.
---
 ROMVault2/FrmMain.cs | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/ROMVault2/FrmMain.cs b/ROMVault2/FrmMain.cs
index 28be2b3..643c2dc 100644
--- a/ROMVault2/FrmMain.cs
+++ b/ROMVault2/FrmMain.cs
@@ -59,6 +59,13 @@ namespace ROMVault2
             _scaleFactorY *= factor.Height;
         }
 
+        // returns either white or black, depending of quick luminance of Color "a"
+        // probably should be pre-computed into a table, corresponding to _displayColor
+        private Color contrasty(Color a)
+        {
+            return (a.R << 1) + a.B + a.G + (a.G << 2) < 1024 ? Color.White : Color.Black;
+        }
+
         public FrmMain()
         {
 
@@ -745,6 +752,7 @@ namespace ROMVault2
             RvDir tRvDir = (RvDir)GameGrid.Rows[e.RowIndex].Tag;
             ReportStatus tDirStat = tRvDir.DirStatus;
             Color bgCol = Color.FromArgb(255, 255, 255);
+            Color fgCol = contrasty(bgCol);
 
             if (cellBounds.Width == 0 || cellBounds.Height == 0)
                 return;
@@ -754,13 +762,16 @@ namespace ROMVault2
                 if (tDirStat.Get(t1) <= 0) continue;
 
                 bgCol = _displayColor[(int)t1];
+                fgCol = contrasty(bgCol);
                 break;
             }
 
             if (GameGrid.Columns[e.ColumnIndex].Name == "Type")
             {
+            	
                 e.CellStyle.BackColor = bgCol;
                 e.CellStyle.SelectionBackColor = bgCol;
+                e.CellStyle.ForeColor = fgCol;
 
                 Bitmap bmp = new Bitmap(cellBounds.Width, cellBounds.Height);
                 Graphics g = Graphics.FromImage(bmp);
@@ -799,7 +810,8 @@ namespace ROMVault2
             else if (GameGrid.Columns[e.ColumnIndex].Name == "CGame")
             {
                 e.CellStyle.BackColor = bgCol;
-
+                e.CellStyle.ForeColor = contrasty(bgCol);
+                
                 if (String.IsNullOrEmpty(tRvDir.FileName))
                     e.Value = tRvDir.Name;
                 else
@@ -808,7 +820,8 @@ namespace ROMVault2
             else if (GameGrid.Columns[e.ColumnIndex].Name == "CDescription")
             {
                 e.CellStyle.BackColor = bgCol;
-
+                e.CellStyle.ForeColor = contrasty(bgCol);
+                
                 if (tRvDir.Game != null)
                     e.Value = tRvDir.Game.GetData(RvGame.GameData.Description);
             }
@@ -1302,8 +1315,13 @@ namespace ROMVault2
                 RomGrid.Rows[row].Tag = tRomTable;
 
                 for (int i = 0; i < RomGrid.Rows[row].Cells.Count; i++)
-                    RomGrid.Rows[row].Cells[i].Style.BackColor = _displayColor[(int)tRomTable.RepStatus];
-
+                {
+                    Color bc;
+                    DataGridViewCellStyle cs = RomGrid.Rows[row].Cells[i].Style;
+                    cs.BackColor = (bc = _displayColor[(int)tRomTable.RepStatus]);
+                    cs.ForeColor = contrasty(bc);
+                }
+                
                 string fname = pathAdd + tRomTable.Name;
                 if (!string.IsNullOrEmpty(tRomTable.FileName))
                     fname += " (Found: " + tRomTable.FileName + ")";