Added EPD business card project to archives.

Personal Projects/Business Card Testing/Utilities/src/fonts/FontConv/FormMain.cs

@@ -0,0 +1,428 @@
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+using System.Diagnostics;
+
+
+namespace FontConv
+{
+/*
+ * main form
+ */
+  
+  public partial class FormMain : Form {
+  
+  /*
+   * members
+   */
+    
+    private SizedFont _sizedFont;
+
+
+  /*
+   * constructor
+   */
+    
+    public FormMain() {
+      InitializeComponent();
+    }
+
+
+    private void RefillCharsPanel() {
+      
+      FontChar fc;
+
+      try {
+        _charsPanel.SuspendLayout();
+
+      // empty panel
+
+        _charsPanel.Controls.Clear();
+
+      // add new. not particularly fast.
+
+        using(Graphics g=CreateGraphics()) {
+          foreach(FontUtil.FontRange fr in FontUtil.GetFontUnicodeRanges(_sizedFont.GdiFont)) {
+            for(UInt16 code=fr.Low;code<=fr.High;code++) {
+              
+              char c;
+              int width;
+
+              fc=new FontChar(_tooltip);
+              c=Convert.ToChar(code);
+
+              // special case for space which we map to the width of a "-"
+
+              width=(int)g.MeasureString(c==' ' ? "-" : c.ToString(),_sizedFont.GdiFont,PointF.Empty,StringFormat.GenericTypographic).Width;
+
+              fc.Text=c.ToString();
+              fc.Font=_sizedFont.GdiFont;
+              fc.Size=new Size(width,_sizedFont.Size);
+              fc.Selected=_sizedFont.ContainsChar(c);
+              fc.Click+=OnClickFontChar;
+              fc.Tag=c;
+
+              _charsPanel.Controls.Add(fc);
+            }
+          }
+        }
+        _preview.Font=_sizedFont.GdiFont;
+        RefillPreviews();
+      }
+      finally {
+        _charsPanel.ResumeLayout();
+      }
+    }
+
+
+  /*
+   * refill previews panel
+   */
+    
+    private void RefillPreviews() {
+    
+      // refill the list
+
+      _previewPanel.Controls.Clear();
+
+      foreach(CharPreview cp in _sizedFont.CreatePreviews())
+        _previewPanel.Controls.Add(cp);
+    }
+
+
+  /*
+   * font char clicked
+   */
+
+    private void OnClickFontChar(object sender,EventArgs args)
+    {
+      FontChar fc;
+
+      try
+      {
+      // get values
+
+        fc=(FontChar)sender;
+
+      // toggle select
+
+        _sizedFont.ToggleSelected(fc.Text[0]);
+
+      // select control
+
+        fc.Selected^=true;
+        fc.Invalidate();
+
+      // add/remove from the previews
+
+        if(fc.Selected)
+          AddPreview(fc.Text[0]);
+        else
+          RemovePreview(fc.Text[0]);
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+  /*
+   * add a preview
+   */
+
+    private void AddPreview(char c) {
+      _previewPanel.Controls.Add(_sizedFont.CreatePreview(c));
+    }
+
+
+  /*
+   * remove preview
+   */
+
+    private void RemovePreview(char c) {
+      
+      foreach(CharPreview cp in _previewPanel.Controls) {
+        if((char)cp.Tag==c) {
+          _previewPanel.Controls.Remove(cp);
+          return;
+        }
+      }
+    }
+
+
+  /*
+   * offset changed
+   */
+
+    private void _xoffset_ValueChanged(object sender,EventArgs e) {
+      
+      try {
+        _sizedFont.XOffset=(int)_xoffset.Value;
+        RefillPreviews();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Y offset changed
+     */
+
+    private void _yoffset_ValueChanged(object sender,EventArgs e) {
+
+      try {
+        _sizedFont.YOffset=(int)_yoffset.Value;
+        RefillPreviews();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+  /*
+   * extra lines changed
+   */
+
+    private void _extraLines_ValueChanged(object sender,EventArgs e) {
+      
+      try {
+        _sizedFont.ExtraLines=(int)_extraLines.Value;
+        RefillPreviews();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+  /*
+   * Character space changed
+   */
+
+    private void _charSpace_ValueChanged(object sender,EventArgs e)
+    {
+      try {
+        _sizedFont.CharSpace=(int)_charSpace.Value;
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Browse for font file
+     */
+
+    private void _btnBrowseFontFile_Click(object sender,EventArgs e) {
+      
+      try {
+        // browse for font
+
+        if(_openFontFileDialog.ShowDialog(this)==DialogResult.Cancel)
+          return;
+
+        // set the filename
+
+        _editFontFile.Text=_openFontFileDialog.FileName;
+      
+        // create the font
+      
+        _sizedFont=new SizedFont(_openFontFileDialog.FileName,Convert.ToInt32(_fontSize.Value));
+        
+        _preview.Font=_sizedFont.GdiFont;
+        _preview.Invalidate();
+
+        EnableControls();
+        RefillCharsPanel();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Enable/disable controls
+     */
+
+    private void EnableControls() {
+
+      bool enable;
+
+      enable=_sizedFont!=null;
+
+      _extraLines.Enabled=enable;
+      _charSpace.Enabled=enable;
+      _xoffset.Enabled=enable;
+      _yoffset.Enabled=enable;
+      _btnSave.Enabled=enable;
+      _btnSelectAlpha.Enabled=enable;
+      _btnSelect7Bit.Enabled=enable;
+    }
+
+
+    /*
+     * Check if char is valid
+     */
+
+    private bool IsValidChar(char c) {
+      
+      foreach(FontChar fc in _charsPanel.Controls)
+        if((char)fc.Tag==c)
+          return true;
+
+      return false;
+    }
+
+
+    /*
+     * Select all alphanumeric
+     */
+
+    private void _btnSelectAlpha_Click(object sender,EventArgs e)
+    {
+      String alphanum="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz01234567890";
+
+      try {
+        Cursor.Current=Cursors.WaitCursor;
+
+        foreach(char c in alphanum)
+          if(IsValidChar(c))
+            _sizedFont.Add(c);
+
+        RefillCharsPanel();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+      finally {
+        Cursor.Current=Cursors.Default;
+      }
+    }
+
+
+    /*
+     * Select 7 bit chars
+     */
+
+    private void _btnSelect7Bit_Click(object sender,EventArgs e) {
+      
+      char c;
+
+      try {
+        Cursor.Current=Cursors.WaitCursor;
+
+        for(c=(char)32;c<=(char)127;c++)
+          if(IsValidChar(c))
+            _sizedFont.Add(c);
+
+        RefillCharsPanel();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+      finally {
+        Cursor.Current=Cursors.Default;
+      }
+    }
+
+
+    /*
+     * New font size
+     */
+
+    private void _fontSize_ValueChanged(object sender,EventArgs e) {
+      
+      try {
+        _sizedFont.Size=Convert.ToInt32(_fontSize.Value);
+        _sizedFont.CreateFont();
+
+        RefillCharsPanel();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Save out
+     */
+
+    private void _btnSave_Click(object sender,EventArgs e) {
+
+      TargetDevice td;
+
+      try {
+
+        // target device
+
+        if(_btnArduino.Checked)
+          td=TargetDevice.ARDUINO;
+        else if(_btnStm32plus.Checked)
+          td=TargetDevice.STM32PLUS;
+        else
+          throw new Exception("Please select a target device");
+
+        // get filename
+
+        if(_saveFileDialog.ShowDialog()==DialogResult.Cancel)
+          return;
+
+        // save operation
+
+        FontWriter.Save(_sizedFont,_saveFileDialog.FileName,this,td);
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Load settings
+     */
+
+    private void _btnLoad_Click(object sender,EventArgs e)
+    {
+      try {
+      
+        // get filename
+
+        if(_openFileDialog.ShowDialog()==DialogResult.Cancel)
+          return;
+
+        // load operation
+
+        _sizedFont=FontReader.Load(_openFileDialog.FileName);
+
+        _editFontFile.Text=_sizedFont.Filename;
+        _fontSize.Value=_sizedFont.Size;
+        _extraLines.Value=_sizedFont.ExtraLines;
+        _xoffset.Value=_sizedFont.XOffset;
+        _yoffset.Value=_sizedFont.YOffset;
+        _charSpace.Value=_sizedFont.CharSpace;
+
+        EnableControls();
+        RefillCharsPanel();
+      }
+      catch(Exception ex) {
+        Util.Error(ex);
+      }
+    }
+
+
+    /*
+     * Logo clicked
+     */
+
+    private void _logo_Click(object sender,EventArgs e)
+    {
+      Process.Start("http://www.andybrown.me.uk");
+    }
+  }
+}