Change mouse cursor on tabular selection zones

[lyx.git] / src / MetricsInfo.h

diff --git a/src/MetricsInfo.h b/src/MetricsInfo.h
index c82914d8f20512a85b97fd030ffebb34b1d2afba..195d705459c6860a338fc41d553d1b1e96f935d0 100644 (file)
--- a/src/MetricsInfo.h
+++ b/src/MetricsInfo.h
@@ -4,7 +4,7 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author André Pönitz
+ * \author André Pönitz
  * \author Stefan Schimanski
  *
  * Full author contact details are available in file CREDITS.
@@ -13,19 +13,19 @@
 #ifndef METRICSINFO_H
 #define METRICSINFO_H
 
+#include "Changes.h"
 #include "ColorCode.h"
 #include "FontInfo.h"
 
 #include "support/strfwd.h"
-#include "support/types.h"
 
 #include <string>
 
-class BufferView;
 
 namespace lyx {
 
 namespace frontend { class Painter; }
+class BufferView;
 class Inset;
 class MacroContext;
 
@@ -102,16 +102,23 @@ public:
        /// \param sel whether to take the selection state into account
        ColorCode backgroundColor(Inset const * inset, bool sel = true) const;
 
+       /// Determines the text color based on the intended color, the
+       /// change tracking state and the selection state. 
+       /// \param color what the color should be by default
+       Color textColor(Color const & color) const;
+
        ///
        MetricsBase base;
        ///
        frontend::Painter & pain;
        /// Whether the text at this point is right-to-left (for InsetNewline)
        bool ltr_pos;
-       /// Whether the parent is deleted (change tracking)
-       bool erased_;
+       /// The change the parent is part of (change tracking)
+       Change change_;
        /// Whether the parent is selected as a whole
        bool selected;
+       /// Whether the spell checker is enabled for the parent
+       bool do_spellcheck;
        ///
        bool full_repaint;
        /// Current background color
@@ -121,14 +128,16 @@ public:
 class TextMetricsInfo {};
 
 
-/// Generic base for temporarily changing things.
-/// The original state gets restored when the Changer is destructed.
+/// Generic base for temporarily changing things. The derived class is
+/// responsible for restoring the original state when the Changer is
+/// destructed.
 template <class Struct, class Temp = Struct>
 class Changer {
-public:
-       ///
-       Changer(Struct & orig) : orig_(orig) {}
 protected:
+       ///
+       Changer(Struct & orig, Temp const & save) : orig_(orig), save_(save) {}
+       ///
+       Changer(Struct & orig) : orig_(orig), save_(orig) {}
        ///
        Struct & orig_;
        ///
@@ -152,10 +161,15 @@ public:
 class FontSetChanger : public Changer<MetricsBase> {
 public:
        ///
-       FontSetChanger(MetricsBase & mb, docstring const & font);
-       FontSetChanger(MetricsBase & mb, char const * const font);
+       FontSetChanger(MetricsBase & mb, docstring const & font,
+                       bool really_change_font = true);
+       FontSetChanger(MetricsBase & mb, char const * const font,
+                       bool really_change_font = true);
        ///
        ~FontSetChanger();
+private:
+       ///
+       bool change_;
 };
 
 
@@ -216,12 +230,16 @@ public:
 
 
 // temporarily change the used color
-class ColorChanger : public Changer<FontInfo, std::string> {
+class ColorChanger : public Changer<FontInfo, ColorCode> {
 public:
        ///
-       ColorChanger(FontInfo & font, std::string const & color);
+       ColorChanger(FontInfo & font, ColorCode color,
+                    bool really_change_color = true);
        ///
        ~ColorChanger();
+private:
+       ///
+       bool change_;
 };
 
 } // namespace lyx