WIP: Working on "zerofy widht for blank symbols" feature

McBitFont/Form1.Designer.cs

@@ -119,6 +119,7 @@
             dlgSavePNG = new System.Windows.Forms.SaveFileDialog();
             pnlRightButtons = new System.Windows.Forms.Panel();
             pnlInfo = new System.Windows.Forms.Panel();
+            zerofyWidthToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             ((System.ComponentModel.ISupportInitialize)nudX).BeginInit();
             ((System.ComponentModel.ISupportInitialize)nudY).BeginInit();
             panel1.SuspendLayout();
@@ -720,7 +721,7 @@
             // 
             // fontToolStripMenuItem
             // 
-            fontToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] { makeVarWidthToolStripMenuItem, prependSymbolToolStripMenuItem, appendSymbolToolStripMenuItem, removeSymbolToolStripMenuItem, removeBeforeToolStripMenuItem, removeAfterToolStripMenuItem, CodeShiftToolStripMenuItem, toolStripSeparator3, previousSymbolToolStripMenuItem, nextSymbolToolStripMenuItem, toolStripSeparator4, testFontToolStripMenuItem });
+            fontToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] { makeVarWidthToolStripMenuItem, prependSymbolToolStripMenuItem, appendSymbolToolStripMenuItem, removeSymbolToolStripMenuItem, removeBeforeToolStripMenuItem, removeAfterToolStripMenuItem, zerofyWidthToolStripMenuItem, CodeShiftToolStripMenuItem, toolStripSeparator3, previousSymbolToolStripMenuItem, nextSymbolToolStripMenuItem, toolStripSeparator4, testFontToolStripMenuItem });
             fontToolStripMenuItem.Name = "fontToolStripMenuItem";
             fontToolStripMenuItem.Size = new System.Drawing.Size(43, 20);
             fontToolStripMenuItem.Text = "Font";
@@ -730,7 +731,7 @@
             // 
             makeVarWidthToolStripMenuItem.Image = Properties.Resources.z_asterisk;
             makeVarWidthToolStripMenuItem.Name = "makeVarWidthToolStripMenuItem";
-            makeVarWidthToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            makeVarWidthToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             makeVarWidthToolStripMenuItem.Text = "Make Variable Width";
             makeVarWidthToolStripMenuItem.ToolTipText = "Make Font Variable width one";
             makeVarWidthToolStripMenuItem.Visible = false;
@@ -743,7 +744,7 @@
             prependSymbolToolStripMenuItem.Name = "prependSymbolToolStripMenuItem";
             prependSymbolToolStripMenuItem.ShortcutKeyDisplayString = "Ctrl+Ins";
             prependSymbolToolStripMenuItem.ShortcutKeys = System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Insert;
-            prependSymbolToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            prependSymbolToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             prependSymbolToolStripMenuItem.Text = "Prepend symbol";
             prependSymbolToolStripMenuItem.ToolTipText = "Add a symbol to the beginning of the sequence";
             prependSymbolToolStripMenuItem.Click += prependSymbolToolStripMenuItem_Click;
@@ -755,7 +756,7 @@
             appendSymbolToolStripMenuItem.Name = "appendSymbolToolStripMenuItem";
             appendSymbolToolStripMenuItem.ShortcutKeyDisplayString = "";
             appendSymbolToolStripMenuItem.ShortcutKeys = System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.End;
-            appendSymbolToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            appendSymbolToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             appendSymbolToolStripMenuItem.Text = "Append symbol";
             appendSymbolToolStripMenuItem.ToolTipText = "Add a symbol to the end of the sequence";
             appendSymbolToolStripMenuItem.Click += prependSymbolToolStripMenuItem_Click;
@@ -767,7 +768,7 @@
             removeSymbolToolStripMenuItem.Name = "removeSymbolToolStripMenuItem";
             removeSymbolToolStripMenuItem.ShortcutKeyDisplayString = "";
             removeSymbolToolStripMenuItem.ShortcutKeys = System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Delete;
-            removeSymbolToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            removeSymbolToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             removeSymbolToolStripMenuItem.Text = "Remove symbol";
             removeSymbolToolStripMenuItem.ToolTipText = "Remove current symbol (works only for first or last symbol in the sequence)";
             removeSymbolToolStripMenuItem.Click += removeSymbolToolStripMenuItem_Click;
@@ -777,7 +778,7 @@
             removeBeforeToolStripMenuItem.Enabled = false;
             removeBeforeToolStripMenuItem.Image = Properties.Resources.delete;
             removeBeforeToolStripMenuItem.Name = "removeBeforeToolStripMenuItem";
-            removeBeforeToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            removeBeforeToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             removeBeforeToolStripMenuItem.Text = "Remove all before selected";
             removeBeforeToolStripMenuItem.ToolTipText = "Remove all symbols before current one";
             removeBeforeToolStripMenuItem.Click += removeBeforeToolStripMenuItem_Click;
@@ -787,7 +788,7 @@
             removeAfterToolStripMenuItem.Enabled = false;
             removeAfterToolStripMenuItem.Image = Properties.Resources.delete;
             removeAfterToolStripMenuItem.Name = "removeAfterToolStripMenuItem";
-            removeAfterToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            removeAfterToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             removeAfterToolStripMenuItem.Text = "Remove all after selected";
             removeAfterToolStripMenuItem.ToolTipText = "Remove all symbols after current one";
             removeAfterToolStripMenuItem.Click += removeAfterToolStripMenuItem_Click;
@@ -796,7 +797,7 @@
             // 
             CodeShiftToolStripMenuItem.Image = Properties.Resources.z_align_center;
             CodeShiftToolStripMenuItem.Name = "CodeShiftToolStripMenuItem";
-            CodeShiftToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            CodeShiftToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             CodeShiftToolStripMenuItem.Text = "Code shift";
             CodeShiftToolStripMenuItem.ToolTipText = "Shift the font on the code line";
             CodeShiftToolStripMenuItem.Click += CodeShiftToolStripMenuItem_Click;
@@ -804,13 +805,13 @@
             // toolStripSeparator3
             // 
             toolStripSeparator3.Name = "toolStripSeparator3";
-            toolStripSeparator3.Size = new System.Drawing.Size(212, 6);
+            toolStripSeparator3.Size = new System.Drawing.Size(238, 6);
             // 
             // previousSymbolToolStripMenuItem
             // 
             previousSymbolToolStripMenuItem.Name = "previousSymbolToolStripMenuItem";
             previousSymbolToolStripMenuItem.ShortcutKeys = System.Windows.Forms.Keys.Alt | System.Windows.Forms.Keys.Left;
-            previousSymbolToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            previousSymbolToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             previousSymbolToolStripMenuItem.Text = "Previous Symbol";
             previousSymbolToolStripMenuItem.Click += previousSymbolToolStripMenuItem_Click;
             // 
@@ -818,20 +819,20 @@
             // 
             nextSymbolToolStripMenuItem.Name = "nextSymbolToolStripMenuItem";
             nextSymbolToolStripMenuItem.ShortcutKeys = System.Windows.Forms.Keys.Alt | System.Windows.Forms.Keys.Right;
-            nextSymbolToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            nextSymbolToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             nextSymbolToolStripMenuItem.Text = "Next symbol";
             nextSymbolToolStripMenuItem.Click += nextSymbolToolStripMenuItem_Click;
             // 
             // toolStripSeparator4
             // 
             toolStripSeparator4.Name = "toolStripSeparator4";
-            toolStripSeparator4.Size = new System.Drawing.Size(212, 6);
+            toolStripSeparator4.Size = new System.Drawing.Size(238, 6);
             // 
             // testFontToolStripMenuItem
             // 
             testFontToolStripMenuItem.Image = Properties.Resources.font;
             testFontToolStripMenuItem.Name = "testFontToolStripMenuItem";
-            testFontToolStripMenuItem.Size = new System.Drawing.Size(215, 22);
+            testFontToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
             testFontToolStripMenuItem.Text = "Test font";
             testFontToolStripMenuItem.ToolTipText = "Open dialog where you can test the font with any text you type";
             testFontToolStripMenuItem.Click += TestFont_Click;
@@ -1140,6 +1141,13 @@
             pnlInfo.Size = new System.Drawing.Size(103, 154);
             pnlInfo.TabIndex = 28;
             // 
+            // zerofyWidthToolStripMenuItem
+            // 
+            zerofyWidthToolStripMenuItem.Name = "zerofyWidthToolStripMenuItem";
+            zerofyWidthToolStripMenuItem.Size = new System.Drawing.Size(241, 22);
+            zerofyWidthToolStripMenuItem.Text = "Make all blank symbols 0-width";
+            zerofyWidthToolStripMenuItem.Click += ZerofyBlankWidth;
+            // 
             // MainForm
             // 
             AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
@@ -1273,6 +1281,7 @@
         private System.Windows.Forms.Panel pnlInfo;
         private System.Windows.Forms.ToolStripMenuItem toggleBarToolStripMenuItem;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator4;
+        private System.Windows.Forms.ToolStripMenuItem zerofyWidthToolStripMenuItem;
     }
 }
 

McBitFont/Form1.cs

@@ -98,6 +98,17 @@ namespace McBitFont {
             }
         }
 
+        // Check if a frame is "blank"
+        private static bool IsFrameBlank(FrameMiniature frame) {
+            if (frame.code == 32) return false;   // Space character is always blank, so skip it
+            for (int i = 0; i < frame.width; i++) {
+                for (int j = 0; j < frame.height; j++) {
+                    if (frame.data[i, j]) return false;
+                }
+            }
+            return true;
+        }
+
         // Remember sidebar panels locations
         private void SideBarRecalc() {
 
@@ -1633,5 +1644,25 @@ namespace McBitFont {
             }
             PrevNextMenuCheck();
         }
+
+        private void ZerofyBlankWidth(object sender, EventArgs e) {
+            if (monospaced) return;         // Does not work for monospaced fonts
+            if (frames.Count < 2) return;   // Does not work for single images
+
+            for (int i = 0; i < frames.Count; i++) {
+                if (IsFrameBlank(frames[i])) {
+                    Bitmap bmp;
+                    
+                    frames[i] = FrameResize(frames[i], 0, dotHeight);
+                    bmp = GetMiniPictue(frames[i]);
+                    string s = frames[i].code.ToString().PadLeft(3, '0');
+                    ilMiniatures.Images.RemoveByKey(s);
+                    ilMiniatures.Images.Add(s, (Image)bmp);
+                    miniList.Items[s].ImageKey = s;
+                    
+                    SetModified(true, true);
+                }
+            }
+        }
     }
 }