Printing FStyle object to change attributes

ChangeLog

@@ -1,3 +1,6 @@
+2020-02-16  Markus Gans  <guru.mail@muenster.de>
+	* Printing a FStyle object allows you to change video attributes
+
 2020-02-13  Markus Gans  <guru.mail@muenster.de>
 	* Rename setTransShadow() to setColorOverlay()
 

examples/transparent.cpp

@@ -23,8 +23,10 @@
 #include <final/final.h>
 
 namespace fc = finalcut::fc;
+using finalcut::FColorPair;
 using finalcut::FPoint;
 using finalcut::FSize;
+using finalcut::FStyle;
 
 
 //----------------------------------------------------------------------
@@ -90,37 +92,31 @@ void Transparent::draw()
   if ( type == shadow )
   {
     const auto& wc = getFWidgetColors();
-    setColor(wc.shadow_bg, wc.shadow_fg);
+    print() << FColorPair (wc.shadow_bg, wc.shadow_fg)
-    setColorOverlay();
+            << FStyle (fc::ColorOverlay);
   }
   else if ( type == inherit_background )
   {
     if ( getMaxColor() > 8 )
-      setColor(fc::Blue, fc::Black);
+      print() << FColorPair (fc::Blue, fc::Black);
     else
-      setColor(fc::Green, fc::Black);
+      print() << FColorPair (fc::Green, fc::Black);
 
-    setInheritBackground();
+    print() << FStyle (fc::InheritBackground);
   }
   else
-    setTransparent();
+    print() << FStyle (fc::Transparent);
 
   const finalcut::FString line(getClientWidth(), '.');
 
+  // Fill window area
   for (int n{1}; n <= int(getClientHeight()); n++)
   {
-    print() << FPoint(2, 2 + n) << line;
+    print() << FPoint(2, 2 + n)
+            << line;
   }
 
-  if ( type == shadow )
+  print() <<  FStyle (fc::Reset);
-    unsetColorOverlay();
-  else if ( type == inherit_background )
-    unsetInheritBackground();
-  else
-    unsetTransparent();
-
-  if ( isMonochron() )
-    setReverse(false);
 }
 
 //----------------------------------------------------------------------

src/Makefile.am

@@ -83,6 +83,7 @@ finalcutinclude_HEADERS = \
 	include/final/fbuttongroup.h \
 	include/final/fcheckbox.h \
 	include/final/fcolorpair.h \
+	include/final/fstyle.h \
 	include/final/fconfig.h \
 	include/final/fswitch.h \
 	include/final/fdialog.h \

src/Makefile.clang

@@ -13,6 +13,7 @@ INCLUDE_HEADERS = \
 	fbuttongroup.h \
 	fbutton.h \
 	fcolorpair.h \
+	fstyle.h \
 	ftogglebutton.h \
 	fcheckbox.h \
 	fswitch.h \

src/Makefile.gcc

@@ -13,6 +13,7 @@ INCLUDE_HEADERS = \
 	fbuttongroup.h \
 	fbutton.h \
 	fcolorpair.h \
+	fstyle.h \
 	ftogglebutton.h \
 	fcheckbox.h \
 	fswitch.h \

src/foptiattr.cpp

@@ -38,11 +38,11 @@ namespace finalcut
 FOptiAttr::FOptiAttr()
 {
   // Set bits that must not be reset
-  reset_byte_mask.attr.bit.transparent   = true;
+  reset_byte_mask.attr.bit.transparent = true;
   reset_byte_mask.attr.bit.color_overlay = true;
-  reset_byte_mask.attr.bit.inherit_bg    = true;
+  reset_byte_mask.attr.bit.inherit_background = true;
-  reset_byte_mask.attr.bit.no_changes    = true;
+  reset_byte_mask.attr.bit.no_changes = true;
-  reset_byte_mask.attr.bit.printed       = true;
+  reset_byte_mask.attr.bit.printed = true;
 }
 
 //----------------------------------------------------------------------

src/ftermbuffer.cpp

@@ -26,6 +26,7 @@
 #include "final/fc.h"
 #include "final/fcolorpair.h"
 #include "final/fstring.h"
+#include "final/fstyle.h"
 #include "final/ftermbuffer.h"
 #include "final/fvterm.h"
 #include "final/ftypes.h"
@@ -85,6 +86,43 @@ int FTermBuffer::write (wchar_t ch)
   return 1;
 }
 
+//----------------------------------------------------------------------
+void FTermBuffer::write (const FStyle& style)
+{
+    FAttribute attr = style.getStyle();
+
+  if ( attr == 0 )
+    FVTerm::setNormal();
+  else if ( (attr & fc::Bold) != 0 )
+    FVTerm::setBold();
+  else if ( (attr & fc::Dim) != 0 )
+    FVTerm::setDim();
+  else if ( (attr & fc::Italic) != 0 )
+    FVTerm::setItalic();
+  else if ( (attr & fc::Underline) != 0 )
+    FVTerm::setUnderline();
+  else if ( (attr & fc::Blink) != 0 )
+    FVTerm::setBlink();
+  else if ( (attr & fc::Reverse) != 0 )
+    FVTerm::setReverse();
+  else if ( (attr & fc::Standout) != 0 )
+    FVTerm::setStandout();
+  else if ( (attr & fc::Invisible) != 0 )
+    FVTerm::setInvisible();
+  else if ( (attr & fc::Protected) != 0 )
+    FVTerm::setProtected();
+  else if ( (attr & fc::CrossedOut) != 0 )
+    FVTerm::setCrossedOut();
+  else if ( (attr & fc::DoubleUnderline) != 0 )
+    FVTerm::setDoubleUnderline();
+  else if ( (attr & fc::Transparent) != 0 )
+    FVTerm::setTransparent();
+  else if ( (attr & fc::ColorOverlay) != 0 )
+    FVTerm::setColorOverlay();
+  else if ( (attr & fc::InheritBackground) != 0 )
+    FVTerm::setInheritBackground();
+}
+
 //----------------------------------------------------------------------
 void FTermBuffer::write (const FColorPair& pair)
 {

src/ftermdebugdata.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2019 Markus Gans                                           *
+* Copyright 2019-2020 Markus Gans                                       *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -35,10 +35,10 @@ FTermData*      FTermDebugData::data           {nullptr};
 FTermDetection* FTermDebugData::term_detection {nullptr};
 
 //----------------------------------------------------------------------
-// class FClassName
+// class FTermDebugData
 //----------------------------------------------------------------------
 
-// public methods of FClassName
+// public methods of FTermDebugData
 //----------------------------------------------------------------------
 void FTermDebugData::init()
 {

src/fvterm.cpp

@@ -31,6 +31,7 @@
 #include "final/fkeyboard.h"
 #include "final/foptiattr.h"
 #include "final/foptimove.h"
+#include "final/fstyle.h"
 #include "final/fsystem.h"
 #include "final/fterm.h"
 #include "final/ftermdata.h"
@@ -530,7 +531,7 @@ int FVTerm::print (FTermArea* area, FChar& term_char)
     {
       if ( ( ! ac->attr.bit.transparent && nc.attr.bit.transparent )
         || ( ! ac->attr.bit.color_overlay && nc.attr.bit.color_overlay )
-        || ( ! ac->attr.bit.inherit_bg && nc.attr.bit.inherit_bg ) )
+        || ( ! ac->attr.bit.inherit_background && nc.attr.bit.inherit_background ) )
       {
         // add one transparent character form line
         area->changes[ay].trans_count++;
@@ -538,7 +539,7 @@ int FVTerm::print (FTermArea* area, FChar& term_char)
 
       if ( ( ac->attr.bit.transparent && ! nc.attr.bit.transparent )
         || ( ac->attr.bit.color_overlay && ! nc.attr.bit.color_overlay )
-        || ( ac->attr.bit.inherit_bg && ! nc.attr.bit.inherit_bg ) )
+        || ( ac->attr.bit.inherit_background && ! nc.attr.bit.inherit_background ) )
       {
         // remove one transparent character from line
         area->changes[ay].trans_count--;
@@ -583,6 +584,43 @@ void FVTerm::print (const FPoint& p)
   setPrintCursor (p);
 }
 
+//----------------------------------------------------------------------
+void FVTerm::print (const FStyle& style)
+{
+  FAttribute attr = style.getStyle();
+
+  if ( attr == 0 )
+    setNormal();
+  else if ( (attr & fc::Bold) != 0 )
+    setBold();
+  else if ( (attr & fc::Dim) != 0 )
+    setDim();
+  else if ( (attr & fc::Italic) != 0 )
+    setItalic();
+  else if ( (attr & fc::Underline) != 0 )
+    setUnderline();
+  else if ( (attr & fc::Blink) != 0 )
+    setBlink();
+  else if ( (attr & fc::Reverse) != 0 )
+    setReverse();
+  else if ( (attr & fc::Standout) != 0 )
+    setStandout();
+  else if ( (attr & fc::Invisible) != 0 )
+    setInvisible();
+  else if ( (attr & fc::Protected) != 0 )
+    setProtected();
+  else if ( (attr & fc::CrossedOut) != 0 )
+    setCrossedOut();
+  else if ( (attr & fc::DoubleUnderline) != 0 )
+    setDoubleUnderline();
+  else if ( (attr & fc::Transparent) != 0 )
+    setTransparent();
+  else if ( (attr & fc::ColorOverlay) != 0 )
+    setColorOverlay();
+  else if ( (attr & fc::InheritBackground) != 0 )
+    setInheritBackground();
+}
+
 //----------------------------------------------------------------------
 void FVTerm::print (const FColorPair& pair)
 {
@@ -1232,7 +1270,7 @@ void FVTerm::clearArea (FTermArea* area, int fillchar)
 
     if ( nc.attr.bit.transparent
       || nc.attr.bit.color_overlay
-      || nc.attr.bit.inherit_bg )
+      || nc.attr.bit.inherit_background )
       area->changes[i].trans_count = w;
     else if ( area->right_shadow != 0 )
       area->changes[i].trans_count = uInt(area->right_shadow);
@@ -1593,7 +1631,7 @@ bool FVTerm::updateVTermCharacter ( FTermArea* area
     {
       updateShadedCharacter (area, area_pos, terminal_pos);
     }
-    else if ( ac->attr.bit.inherit_bg )
+    else if ( ac->attr.bit.inherit_background )
     {
       updateInheritBackground (area, area_pos, terminal_pos);
     }
@@ -1758,7 +1796,7 @@ FChar FVTerm::generateCharacter (const FPoint& pos)
 
           sc = &s_ch;
         }
-        else if ( tmp->attr.bit.inherit_bg )
+        else if ( tmp->attr.bit.inherit_background )
         {
           // Add the covered background to this character
           std::memcpy (&i_ch, tmp, sizeof(i_ch));
@@ -1988,7 +2026,7 @@ void FVTerm::putAreaCharacter ( const FPoint& pos, FVTerm* obj
 
       std::memcpy (tc, &ch, sizeof(*tc));
     }
-    else if ( ac->attr.bit.inherit_bg )
+    else if ( ac->attr.bit.inherit_background )
     {
       // Add the covered background to this character
       FChar ch{};
@@ -2026,7 +2064,7 @@ void FVTerm::getAreaCharacter ( const FPoint& pos, FTermArea* area
       s_ch.attr.bit.standout = false;
       cc = &s_ch;
     }
-    else if ( tmp->attr.bit.inherit_bg )
+    else if ( tmp->attr.bit.inherit_background )
     {
       // Add the covered background to this character
       std::memcpy (&i_ch, tmp, sizeof(i_ch));

src/fwidget_functions.cpp

@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include "final/fcolorpair.h"
+#include "final/fstyle.h"
 #include "final/fwidget.h"
 #include "final/fwidgetcolors.h"
 
@@ -152,26 +154,26 @@ void drawTransparentShadow (FWidget* w)
 
   const std::size_t width = w->getWidth();
   const std::size_t height = w->getHeight();
-  w->setTransparent();
+  w->print() << FStyle (fc::Transparent)
-  w->print() << FPoint(int(width) + 1, 1) << "  ";
+             << FPoint (int(width) + 1, 1)
-  w->unsetTransparent();
+             << "  "
-  w->setColor (w->wcolors.shadow_bg, w->wcolors.shadow_fg);
+             << FStyle (fc::Reset)
-  w->setColorOverlay();
+             << FColorPair (w->wcolors.shadow_bg, w->wcolors.shadow_fg)
+             << FStyle (fc::ColorOverlay);
 
   for (std::size_t y{1}; y < height; y++)
   {
     w->print() << FPoint(int(width) + 1, int(y) + 1) << "  ";
   }
 
-  w->unsetColorOverlay();
+  w->print() << FStyle (fc::Transparent)
-  w->setTransparent();
+             << FPoint (1, int(height) + 1)
-  w->print() << FPoint(1, int(height) + 1) << "  ";
+             << "  "
-  w->unsetTransparent();
+             << FStyle (fc::Reset)
-  w->setColor (w->wcolors.shadow_bg, w->wcolors.shadow_fg);
+             << FColorPair (w->wcolors.shadow_bg, w->wcolors.shadow_fg)
-  w->setColorOverlay();
+             << FStyle (fc::ColorOverlay)
-  w->print() << FString(width, L' ');
+             << FString (width, L' ')
-
+             << FStyle (fc::Reset);
-  w->unsetColorOverlay();
 
   if ( w->isMonochron() )
     w->setReverse(false);
@@ -191,31 +193,32 @@ void drawBlockShadow (FWidget* w)
 
   if ( w->isWindowWidget() )
   {
-    w->setColor (w->wcolors.shadow_fg, w->wcolors.shadow_bg);
+    w->print() << FColorPair (w->wcolors.shadow_fg, w->wcolors.shadow_bg)
-    w->setInheritBackground();  // current background color will be ignored
+               << FStyle (fc::InheritBackground);  // current background color will be ignored
   }
   else if ( auto p = w->getParentWidget() )
-    w->setColor (w->wcolors.shadow_fg, p->getBackgroundColor());
+    w->print() << FColorPair (w->wcolors.shadow_fg, p->getBackgroundColor());
 
   w->print (fc::LowerHalfBlock);  // ▄
 
   if ( w->isWindowWidget() )
-    w->unsetInheritBackground();
+    w->print() << FStyle (fc::InheritBackground);
 
   for (std::size_t y{1}; y < height; y++)
   {
-    w->print() << FPoint(int(width) + 1, int(y) + 1) << fc::FullBlock;  // █
+    w->print() << FPoint(int(width) + 1, int(y) + 1)
+               << fc::FullBlock;  // █
   }
 
   w->print() << FPoint(2, int(height) + 1);
 
   if ( w->isWindowWidget() )
-    w->setInheritBackground();
+    w->print() << FStyle (fc::InheritBackground);
 
   w->print() << FString(width, fc::UpperHalfBlock);  // ▀
 
   if ( w->isWindowWidget() )
-    w->unsetInheritBackground();
+    w->print() << FStyle (fc::Reset);
 }
 
 //----------------------------------------------------------------------
@@ -229,17 +232,18 @@ void clearShadow (FWidget* w)
 
   if ( w->isWindowWidget() )
   {
-    w->setColor (w->wcolors.shadow_fg, w->wcolors.shadow_bg);
+    w->print() << FColorPair (w->wcolors.shadow_fg, w->wcolors.shadow_bg)
-    w->setInheritBackground();  // current background color will be ignored
+               << FStyle (fc::InheritBackground);  // current background color will be ignored
   }
   else if ( auto p = w->getParentWidget() )
-    w->setColor (w->wcolors.shadow_fg, p->getBackgroundColor());
+    w->print() << FColorPair (w->wcolors.shadow_fg, p->getBackgroundColor());
 
   if ( int(width) <= w->woffset.getX2() )
   {
     for (std::size_t y{1}; y <= height; y++)
     {
-      w->print() << FPoint(int(width) + 1, int(y)) << ' ';  // clear █
+      w->print() << FPoint(int(width) + 1, int(y))
+                 << ' ';  // clear █
     }
   }
 
@@ -250,7 +254,7 @@ void clearShadow (FWidget* w)
   }
 
   if ( w->isWindowWidget() )
-    w->unsetInheritBackground();
+    w->print() << FStyle (fc::Reset);
 }
 
 //----------------------------------------------------------------------

src/include/final/fc.h

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2015-2019 Markus Gans                                      *
+* Copyright 2015-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -936,6 +936,26 @@ enum colornames : FColor
   Default           = static_cast<FColor>(-1)
 };
 
+// Console style names
+enum stylenames : FAttribute
+{
+  Reset             = 0,
+  Bold              = 1,
+  Dim               = 2,
+  Italic            = 4,
+  Underline         = 8,
+  Blink             = 16,
+  Reverse           = 32,
+  Standout          = 64,
+  Invisible         = 128,
+  Protected         = 256,
+  CrossedOut        = 512,
+  DoubleUnderline   = 1024,
+  Transparent       = 2048,
+  ColorOverlay      = 4096,
+  InheritBackground = 8192
+};
+
 // Mouse/keyboard state values
 enum ButtonState
 {

src/include/final/fcolorpair.h

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2019 Markus Gans                                           *
+* Copyright 2019-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -24,7 +24,7 @@
  *  ════════════════
  *
  * ▕▔▔▔▔▔▔▔▔▔▔▔▔▏
- * ▕ FClassName ▏
+ * ▕ FColorPair ▏
  * ▕▁▁▁▁▁▁▁▁▁▁▁▁▏
  */
 
@@ -116,5 +116,3 @@ class FColorPair
 }  // namespace finalcut
 
 #endif  // FCOLORPAIR_H
-
-

src/include/final/final.h

@@ -4,7 +4,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2014-2019 Markus Gans                                      *
+* Copyright 2014-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -68,6 +68,7 @@
 #include <final/fstartoptions.h>
 #include <final/fstatusbar.h>
 #include <final/fstring.h>
+#include <final/fstyle.h>
 #include <final/fswitch.h>
 #include <final/fsystem.h>
 #include <final/fterm.h>

src/include/final/fstyle.h

@@ -0,0 +1,93 @@
+/***********************************************************************
+* fstyle.h - Style attribute of a character                            *
+*                                                                      *
+* This file is part of the Final Cut widget toolkit                    *
+*                                                                      *
+* Copyright 2020 Markus Gans                                           *
+*                                                                      *
+* The Final Cut is free software; you can redistribute it and/or       *
+* modify it under the terms of the GNU Lesser General Public License   *
+* as published by the Free Software Foundation; either version 3 of    *
+* the License, or (at your option) any later version.                  *
+*                                                                      *
+* The Final Cut is distributed in the hope that it will be useful,     *
+* but WITHOUT ANY WARRANTY; without even the implied warranty of       *
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
+* GNU Lesser General Public License for more details.                  *
+*                                                                      *
+* You should have received a copy of the GNU Lesser General Public     *
+* License along with this program.  If not, see                        *
+* <http://www.gnu.org/licenses/>.                                      *
+***********************************************************************/
+
+/*  Standalone class
+ *  ════════════════
+ *
+ * ▕▔▔▔▔▔▔▔▔▏
+ * ▕ FStyle ▏
+ * ▕▁▁▁▁▁▁▁▁▏
+ */
+
+#ifndef FSTYLE_H
+#define FSTYLE_H
+
+#if !defined (USE_FINAL_H) && !defined (COMPILE_FINAL_CUT)
+  #error "Only <final/final.h> can be included directly."
+#endif
+
+#include "final/fc.h"
+#include "final/fstring.h"
+#include "final/ftypes.h"
+
+namespace finalcut
+{
+
+//----------------------------------------------------------------------
+// class FStyle
+//----------------------------------------------------------------------
+
+class FStyle
+{
+  public:
+    // Constructors
+    explicit FStyle (FAttribute attr = fc::Reset)
+      : attribute{attr}
+    { }
+
+    // Copy constructor
+    FStyle (const FStyle& style)
+      : attribute{style.attribute}
+    { }
+
+    // Destructor
+    ~FStyle() = default;
+
+    // Assignment operator (=)
+    FStyle& operator = (const FStyle& style)
+    {
+      attribute = style.attribute;
+      return *this;
+    }
+
+    // Accessor
+    const FString getClassName() const
+    { return "FStyle"; }
+
+    FColor getStyle() const
+    { return attribute; }
+
+    // Mutators
+    void setStyle (const FStyle& style)
+    { attribute = style.attribute; }
+
+    void setStyle (FAttribute attr)
+    { attribute = attr; }
+
+  private:
+    // Data members
+    FAttribute attribute;  // Save character attributes
+};
+
+}  // namespace finalcut
+
+#endif  // FSTYLE_H

src/include/final/ftermbuffer.h

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2017-2019 Markus Gans                                      *
+* Copyright 2017-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -44,6 +44,7 @@ namespace finalcut
 {
 
 // class forward declaration
+class FStyle;
 class FColorPair;
 
 //----------------------------------------------------------------------
@@ -72,6 +73,7 @@ class FTermBuffer
     FTermBuffer& operator << (const FCharVector&);
     FTermBuffer& operator << (const std::string&);
     FTermBuffer& operator << (const std::wstring&);
+    FTermBuffer& operator << (const FStyle&);
     FTermBuffer& operator << (const FColorPair&);
 
     // Accessors
@@ -95,6 +97,7 @@ class FTermBuffer
     int                    writef (const FString&, Args&&...);
     int                    write (const FString&);
     int                    write (wchar_t);
+    void                   write (const FStyle&);
     void                   write (const FColorPair&);
     FTermBuffer&           write ();
 
@@ -149,6 +152,13 @@ inline FTermBuffer& FTermBuffer::operator << (const std::wstring& wstring)
   return *this;
 }
 
+//----------------------------------------------------------------------
+inline FTermBuffer& FTermBuffer::operator << (const FStyle& style)
+{
+  write (style);
+  return *this;
+}
+
 //----------------------------------------------------------------------
 inline FTermBuffer& FTermBuffer::operator << (const FColorPair& pair)
 {

src/include/final/ftypes.h

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2017-2019 Markus Gans                                      *
+* Copyright 2017-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *
@@ -59,6 +59,7 @@ typedef std::int64_t   sInt64;
 typedef long double    lDouble;
 
 typedef uInt16         FColor;
+typedef uInt16         FAttribute;
 typedef uInt32         FKey;
 typedef void*          FDataPtr;
 
@@ -118,31 +119,31 @@ typedef struct
     struct
     {
       // Attribute byte #0
-      uInt8 bold              : 1;  // bold
+      uInt8 bold               : 1;  // bold
-      uInt8 dim               : 1;  // dim
+      uInt8 dim                : 1;  // dim
-      uInt8 italic            : 1;  // italic
+      uInt8 italic             : 1;  // italic
-      uInt8 underline         : 1;  // underline
+      uInt8 underline          : 1;  // underline
-      uInt8 blink             : 1;  // blink
+      uInt8 blink              : 1;  // blink
-      uInt8 reverse           : 1;  // reverse
+      uInt8 reverse            : 1;  // reverse
-      uInt8 standout          : 1;  // standout
+      uInt8 standout           : 1;  // standout
-      uInt8 invisible         : 1;  // invisible
+      uInt8 invisible          : 1;  // invisible
       // Attribute byte #1
-      uInt8 protect           : 1;  // protect mode
+      uInt8 protect            : 1;  // protect mode
-      uInt8 crossed_out       : 1;  // crossed out
+      uInt8 crossed_out        : 1;  // crossed out
-      uInt8 dbl_underline     : 1;  // double underline
+      uInt8 dbl_underline      : 1;  // double underline
-      uInt8 alt_charset       : 1;  // alternate character set (vt100)
+      uInt8 alt_charset        : 1;  // alternate character set (vt100)
-      uInt8 pc_charset        : 1;  // pc character set (CP437)
+      uInt8 pc_charset         : 1;  // pc character set (CP437)
-      uInt8 transparent       : 1;  // transparent
+      uInt8 transparent        : 1;  // transparent
-      uInt8 color_overlay     : 1;  // color overlay
+      uInt8 color_overlay      : 1;  // color overlay
-      uInt8 inherit_bg        : 1;  // inherit background
+      uInt8 inherit_background : 1;  // inherit background
       // Attribute byte #2
-      uInt8 no_changes        : 1;  // no changes required
+      uInt8 no_changes         : 1;  // no changes required
-      uInt8 printed           : 1;  // is printed to VTerm
+      uInt8 printed            : 1;  // is printed to VTerm
-      uInt8 fullwidth_padding : 1;  // padding char (after a full-width char)
+      uInt8 fullwidth_padding  : 1;  // padding char (after a full-width char)
-      uInt8 char_width        : 2;  // number of character cells on screen
+      uInt8 char_width         : 2;  // number of character cells on screen
-      uInt8                   : 3;  // padding bits
+      uInt8                    : 3;  // padding bits
       // Attribute byte #3
-      uInt8                   : 8;  // padding byte
+      uInt8                    : 8;  // padding byte
     } bit;
 
     uInt8 byte[4];

src/include/final/fvterm.h

@@ -77,6 +77,7 @@ class FSystem;
 class FTerm;
 class FTermBuffer;
 class FTermDebugData;
+class FStyle;
 class FWidget;
 
 //----------------------------------------------------------------------
@@ -141,6 +142,7 @@ class FVTerm
     FVTerm& operator << (const FTermBuffer&);
     FVTerm& operator << (const std::vector<FChar>&);
     FVTerm& operator << (const FPoint&);
+    FVTerm& operator << (const FStyle&);
     FVTerm& operator << (const FColorPair&);
 
     // Accessors
@@ -305,6 +307,7 @@ class FVTerm
     int                   print (FChar&);
     int                   print (FTermArea*, FChar&);
     virtual void          print (const FPoint&);
+    virtual void          print (const FStyle&);
     virtual void          print (const FColorPair&);
     virtual FVTerm&       print();
     static void           flush();
@@ -579,6 +582,13 @@ inline FVTerm& FVTerm::operator << (const FPoint& pos)
   return *this;
 }
 
+//----------------------------------------------------------------------
+inline FVTerm& FVTerm::operator << (const FStyle& t_style)
+{
+  print (t_style);
+  return *this;
+}
+
 //----------------------------------------------------------------------
 inline FVTerm& FVTerm::operator << (const FColorPair& pair)
 {
@@ -851,7 +861,7 @@ inline bool FVTerm::unsetColorOverlay()
 
 //----------------------------------------------------------------------
 inline bool FVTerm::setInheritBackground (bool enable)
-{ return (next_attribute.attr.bit.inherit_bg = enable); }
+{ return (next_attribute.attr.bit.inherit_background = enable); }
 
 //----------------------------------------------------------------------
 inline bool FVTerm::setInheritBackground()
@@ -943,7 +953,7 @@ inline bool FVTerm::isTransShadow()
 
 //----------------------------------------------------------------------
 inline bool FVTerm::isInheritBackground()
-{ return next_attribute.attr.bit.inherit_bg; }
+{ return next_attribute.attr.bit.inherit_background; }
 
 //----------------------------------------------------------------------
 inline bool FVTerm::isMonochron()

test/Makefile.am

@@ -19,6 +19,7 @@ noinst_PROGRAMS = \
 	foptimove_test \
 	foptiattr_test \
 	fcolorpair_test \
+	fstyle_test \
 	fstring_test \
 	fsize_test \
 	fpoint_test \
@@ -36,6 +37,7 @@ ftermfreebsd_test_SOURCES = ftermfreebsd-test.cpp
 foptimove_test_SOURCES = foptimove-test.cpp
 foptiattr_test_SOURCES = foptiattr-test.cpp
 fcolorpair_test_SOURCES = fcolorpair-test.cpp
+fstyle_test_SOURCES = fstyle-test.cpp
 fstring_test_SOURCES = fstring-test.cpp
 fsize_test_SOURCES = fsize-test.cpp
 fpoint_test_SOURCES = fpoint-test.cpp
@@ -53,6 +55,7 @@ TESTS = fobject_test \
 	foptimove_test \
 	foptiattr_test \
 	fcolorpair_test \
+	fstyle_test \
 	fstring_test \
 	fsize_test \
 	fpoint_test \

test/fcolorpair-test.cpp

@@ -3,7 +3,7 @@
 *                                                                      *
 * This file is part of the Final Cut widget toolkit                    *
 *                                                                      *
-* Copyright 2019 Markus Gans                                           *
+* Copyright 2019-2020 Markus Gans                                      *
 *                                                                      *
 * The Final Cut is free software; you can redistribute it and/or       *
 * modify it under the terms of the GNU Lesser General Public License   *

test/fstyle-test.cpp

@@ -0,0 +1,156 @@
+/***********************************************************************
+* fstyle-test.cpp - FStyle unit tests                                  *
+*                                                                      *
+* This file is part of the Final Cut widget toolkit                    *
+*                                                                      *
+* Copyright 2019 Markus Gans                                           *
+*                                                                      *
+* The Final Cut is free software; you can redistribute it and/or       *
+* modify it under the terms of the GNU Lesser General Public License   *
+* as published by the Free Software Foundation; either version 3 of    *
+* the License, or (at your option) any later version.                  *
+*                                                                      *
+* The Final Cut is distributed in the hope that it will be useful,     *
+* but WITHOUT ANY WARRANTY; without even the implied warranty of       *
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
+* GNU Lesser General Public License for more details.                  *
+*                                                                      *
+* You should have received a copy of the GNU Lesser General Public     *
+* License along with this program.  If not, see                        *
+* <http://www.gnu.org/licenses/>.                                      *
+***********************************************************************/
+
+#include <limits>
+
+#include <cppunit/BriefTestProgressListener.h>
+#include <cppunit/CompilerOutputter.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/TestResult.h>
+#include <cppunit/TestResultCollector.h>
+#include <cppunit/TestRunner.h>
+
+#include <final/final.h>
+
+//----------------------------------------------------------------------
+// class FStyleTest
+//----------------------------------------------------------------------
+
+class FStyleTest : public CPPUNIT_NS::TestFixture
+{
+  public:
+    FStyleTest()
+    { }
+
+  protected:
+    void classNameTest();
+    void noArgumentTest();
+    void copyConstructorTest();
+    void assignmentTest();
+    void setColorTest();
+    void swapTest();
+
+  private:
+    // Adds code needed to register the test suite
+    CPPUNIT_TEST_SUITE (FStyleTest);
+
+    // Add a methods to the test suite
+    CPPUNIT_TEST (classNameTest);
+    CPPUNIT_TEST (noArgumentTest);
+    CPPUNIT_TEST (copyConstructorTest);
+    CPPUNIT_TEST (assignmentTest);
+    CPPUNIT_TEST (setColorTest);
+
+    // End of test suite definition
+    CPPUNIT_TEST_SUITE_END();
+};
+
+
+//----------------------------------------------------------------------
+void FStyleTest::classNameTest()
+{
+  const finalcut::FStyle s;
+  const finalcut::FString& classname = s.getClassName();
+  CPPUNIT_ASSERT ( classname == "FStyle" );
+}
+
+//----------------------------------------------------------------------
+void FStyleTest::noArgumentTest()
+{
+  const finalcut::FStyle style{};
+  CPPUNIT_ASSERT ( style.getStyle() == finalcut::fc::Reset );
+}
+
+//----------------------------------------------------------------------
+void FStyleTest::copyConstructorTest()
+{
+  const finalcut::FStyle style1a;
+  CPPUNIT_ASSERT ( style1a.getStyle() == finalcut::fc::Reset );
+  finalcut::FStyle style1b (style1a);
+  CPPUNIT_ASSERT ( style1b.getStyle() == finalcut::fc::Reset );
+
+  const finalcut::FStyle style2a (finalcut::fc::Bold );
+  CPPUNIT_ASSERT ( style2a.getStyle() == finalcut::fc::Bold );
+  const finalcut::FStyle style2b (style2a);
+  CPPUNIT_ASSERT ( style2b.getStyle() == finalcut::fc::Bold );
+
+  const finalcut::FStyle style3a (finalcut::fc::Bold + finalcut::fc::Dim);
+  CPPUNIT_ASSERT ( style3a.getStyle() == (finalcut::fc::Bold | finalcut::fc::Dim) );
+  const finalcut::FStyle style3b (style3a);
+  CPPUNIT_ASSERT ( style3b.getStyle() == (finalcut::fc::Bold | finalcut::fc::Dim) );
+}
+
+//----------------------------------------------------------------------
+void FStyleTest::assignmentTest()
+{
+  const finalcut::FStyle style1a;
+  const finalcut::FStyle style1b = style1a;
+  CPPUNIT_ASSERT ( style1b.getStyle() == finalcut::fc::Reset );
+
+  const finalcut::FStyle style2a (finalcut::fc::Italic );
+  const finalcut::FStyle style2b = style2a;
+  CPPUNIT_ASSERT ( style2b.getStyle() == finalcut::fc::Italic );
+
+  const finalcut::FStyle style3a (finalcut::fc::Underline | finalcut::fc::Blink);
+  const finalcut::FStyle style3b = style3a;
+  CPPUNIT_ASSERT ( style3b.getStyle() == (finalcut::fc::Underline + finalcut::fc::Blink) );
+
+  finalcut::FStyle style4 = finalcut::FStyle();
+  CPPUNIT_ASSERT ( style4.getStyle() == finalcut::fc::Reset );
+  style4 = finalcut::FStyle(finalcut::fc::Bold | finalcut::fc::Dim);
+  CPPUNIT_ASSERT ( style4.getStyle() == (finalcut::fc::Bold | finalcut::fc::Dim) );
+}
+
+//----------------------------------------------------------------------
+void FStyleTest::setColorTest()
+{
+  finalcut::FStyle style1;
+  style1.setStyle (finalcut::fc::Reverse);
+  CPPUNIT_ASSERT ( style1.getStyle() == finalcut::fc::Reverse );
+
+  finalcut::FStyle style2 (finalcut::fc::Reverse);
+  style2.setStyle (finalcut::fc::Standout);
+  CPPUNIT_ASSERT ( style2.getStyle() == finalcut::fc::Standout );
+
+  finalcut::FStyle style3 (finalcut::fc::Protected | finalcut::fc::CrossedOut);
+  style3.setStyle (finalcut::fc::Invisible);
+  CPPUNIT_ASSERT ( style3.getStyle() == finalcut::fc::Invisible );
+  finalcut::FStyle style4 (finalcut::fc::DoubleUnderline);
+  style3.setStyle (style4);
+  CPPUNIT_ASSERT ( style3.getStyle() == finalcut::fc::DoubleUnderline );
+
+  finalcut::FStyle style5 (finalcut::fc::Transparent);
+  CPPUNIT_ASSERT ( style5.getStyle() == finalcut::fc::Transparent );
+  style5.setStyle (finalcut::fc::Reset);
+  CPPUNIT_ASSERT ( style5.getStyle() == finalcut::fc::Reset );
+  style5.setStyle (finalcut::fc::ColorOverlay);
+  CPPUNIT_ASSERT ( style5.getStyle() == finalcut::fc::ColorOverlay );
+  style5.setStyle (finalcut::fc::InheritBackground);
+  CPPUNIT_ASSERT ( style5.getStyle() == finalcut::fc::InheritBackground );
+}
+
+// Put the test suite in the registry
+CPPUNIT_TEST_SUITE_REGISTRATION (FStyleTest);
+
+// The general unit test main part
+#include <main-test.inc>