1 files changed, 106 insertions, 0 deletions
diff --git a/tvision/classes/teditorf.cc b/tvision/classes/teditorf.cc
new file mode 100644
index 0000000..e4db81e
--- /dev/null
+++ b/tvision/classes/teditorf.cc
@@ -0,0 +1,106 @@
+/* Modified by Robert Hoehne and Salvador Eduardo Tropea for the gcc port */
+/*----------------------------------------------------------*/
+/*                                                          */
+/*   Turbo Vision 1.0                                       */
+/*   Copyright (c) 1991 by Borland International            */
+/*                                                          */
+/*----------------------------------------------------------*/
+/*****************************************************************************
+
+  These are the routines that formats the lines before writing to the buffer.
+They are a hack, the original TV had it made in assembler (edits.asm) and
+Robert did a quick hack. We still using some of this code so isn't too bad
+;-)
+
+  JASC -> Jul 2000, endian stuff
+
+*****************************************************************************/
+
+#define Uses_TEditor
+#include <tv.h>
+
+#if defined(TV_BIG_ENDIAN)
+ #define endianCol( letra, color ) ((((unsigned)letra)<<8) | ((unsigned)color))
+#else
+ #define endianCol( letra, color ) ((((unsigned)color)<<8) | ((unsigned)letra))
+#endif
+
+#define CALL if (call10(this,(ushort *)DrawBuf,color,count,offset,LinePtr,bufptr,Width) == False) return
+
+Boolean call10(const TEditor *edit, ushort *drawBuf, ushort color, int cx,
+               int &offset, unsigned &lineptr, int &bufptr, int Width)
+{
+  uchar c;
+  int count = cx - lineptr;
+  if (count<=0) return True;
+  do {
+    c = edit->buffer[lineptr++];
+    if (c == 0x0a || c == 0x0d || c == 0x09)
+    {
+      if (c == 0x09)
+      {
+        do 
+        {
+         drawBuf[bufptr++] = endianCol(' ', color);
+         offset++;
+#if 1
+        } while (offset & 7);
+#else
+        } while ((offset % TEditor::tabSize) != 0);
+#endif
+      }
+      else
+      {
+        count = Width-offset;
+        if (count<=0)
+           return True;
+        while (count--)
+           drawBuf[bufptr++] = endianCol(' ', color);
+        return False;
+      }
+    }
+    else
+    {
+     drawBuf[bufptr++] = endianCol(c, color);
+     offset++;
+    }
+    if (offset >= Width)
+    {
+      return False;
+    }
+    count--;
+  } while (count);
+  return True;
+}
+
+#define normalColor (Colors & 0xff)
+#define selectColor (Colors >> 8)
+
+void TEditor::formatLine( void *DrawBuf, uint32 LinePtr, int Width,
+                          ushort Colors )
+{
+  int count,offset,bufptr;
+  ushort color;
+  bufptr = 0;
+  offset = 0;
+  if (selStart > LinePtr)
+  {
+    color = normalColor;
+    count = selStart;
+    CALL;
+  }
+  color = selectColor;
+  count = curPtr;
+  CALL;
+  LinePtr += gapLen;
+  count = selEnd+gapLen;
+  CALL;
+  color = normalColor;
+  count = bufSize;
+  CALL;
+  count = Width-offset;
+  //if (count<=offset) return;
+  if (count<1) return;
+  while (count--) ((ushort *)(DrawBuf))[bufptr++] = endianCol(' ', color);
+}
+