Account for old versions of Pygments

[lyx.git] / src / MetricsInfo.h

diff --git a/src/MetricsInfo.h b/src/MetricsInfo.h
index 195d705459c6860a338fc41d553d1b1e96f935d0..7534a8e7ca005cfb7c3f2a03777f3bb47996a9aa 100644 (file)
--- a/src/MetricsInfo.h
+++ b/src/MetricsInfo.h
@@ -18,6 +18,10 @@
 #include "FontInfo.h"
 
 #include "support/strfwd.h"
+#include "support/Changer.h"
+
+#include "insets/Inset.h"
+
 
 #include <string>
 
@@ -26,43 +30,49 @@ namespace lyx {
 
 namespace frontend { class Painter; }
 class BufferView;
-class Inset;
 class MacroContext;
 
 
-/// Standard Sizes (mode styles)
-enum Styles {
-       ///
-       LM_ST_DISPLAY = 0,
-       ///
-       LM_ST_TEXT,
-       ///
-       LM_ST_SCRIPT,
-       ///
-       LM_ST_SCRIPTSCRIPT
-};
-
-
 //
 // This is the part common to MetricsInfo and PainterInfo
 //
 class MetricsBase {
 public:
        ///
-       MetricsBase();
-       ///
-       MetricsBase(BufferView * bv, FontInfo const & font, int textwidth);
+       MetricsBase(BufferView * bv = 0, FontInfo font = FontInfo(),
+                   int textwidth = 0);
 
        /// the current view
        BufferView * bv;
        /// current font
        FontInfo font;
-       /// current math style (display/text/script/..)
-       Styles style;
        /// name of current font - mathed specific
        std::string fontname;
        /// This is the width available in pixels
        int textwidth;
+       /// count wether the current mathdata is nested in macro(s)
+       int macro_nesting;
+
+       /// Temporarily change a full font.
+       Changer changeFontSet(std::string const & font);
+       /// Temporarily change the font to math if needed.
+       Changer changeEnsureMath(Inset::mode_type mode = Inset::MATH_MODE);
+       // Temporarily change to the style suitable for use in fractions
+       Changer changeFrac();
+       // Temporarily change to the style suitable for use in arrays
+       Changer changeArray();
+       // Temporarily change the style to (script)script style
+       Changer changeScript();
+       ///
+       int solidLineThickness() const { return solid_line_thickness_; }
+       ///
+       int solidLineOffset() const { return solid_line_offset_; }
+       ///
+       int dottedLineThickness() const { return dotted_line_thickness_; }
+private:
+       int solid_line_thickness_;
+       int solid_line_offset_;
+       int dotted_line_thickness_;
 };
 
 
@@ -75,7 +85,8 @@ public:
        ///
        MetricsInfo();
        ///
-       MetricsInfo(BufferView * bv, FontInfo const & font, int textwidth, MacroContext const & mc);
+       MetricsInfo(BufferView * bv, FontInfo font, int textwidth,
+                   MacroContext const & mc);
 
        ///
        MetricsBase base;
@@ -127,121 +138,6 @@ public:
 
 class TextMetricsInfo {};
 
-
-/// 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 {
-protected:
-       ///
-       Changer(Struct & orig, Temp const & save) : orig_(orig), save_(save) {}
-       ///
-       Changer(Struct & orig) : orig_(orig), save_(orig) {}
-       ///
-       Struct & orig_;
-       ///
-       Temp save_;
-};
-
-
-
-// temporarily change some aspect of a font
-class FontChanger : public Changer<FontInfo> {
-public:
-       ///
-       FontChanger(FontInfo & orig, docstring const & font);
-       FontChanger(MetricsBase & mb, char const * const font);
-       ///
-       ~FontChanger();
-};
-
-
-// temporarily change a full font
-class FontSetChanger : public Changer<MetricsBase> {
-public:
-       ///
-       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_;
-};
-
-
-// temporarily change the style
-class StyleChanger : public Changer<MetricsBase> {
-public:
-       ///
-       StyleChanger(MetricsBase & mb, Styles style);
-       ///
-       ~StyleChanger();
-};
-
-
-// temporarily change the style to script style
-class ScriptChanger : public StyleChanger {
-public:
-       ///
-       ScriptChanger(MetricsBase & mb);
-};
-
-
-// temporarily change the style suitable for use in fractions
-class FracChanger : public StyleChanger {
-public:
-       ///
-       FracChanger(MetricsBase & mb);
-};
-
-
-// temporarily change the style suitable for use in tabulars and arrays
-class ArrayChanger : public StyleChanger {
-public:
-       ///
-       ArrayChanger(MetricsBase & mb);
-};
-
-
-
-// temporarily change the shape of a font
-class ShapeChanger : public Changer<FontInfo, FontShape> {
-public:
-       ///
-       ShapeChanger(FontInfo & font, FontShape shape);
-       ///
-       ~ShapeChanger();
-};
-
-
-// temporarily change the available text width
-class WidthChanger : public Changer<MetricsBase>
-{
-public:
-       ///
-       WidthChanger(MetricsBase & mb, int width);
-       ///
-       ~WidthChanger();
-};
-
-
-// temporarily change the used color
-class ColorChanger : public Changer<FontInfo, ColorCode> {
-public:
-       ///
-       ColorChanger(FontInfo & font, ColorCode color,
-                    bool really_change_color = true);
-       ///
-       ~ColorChanger();
-private:
-       ///
-       bool change_;
-};
-
 } // namespace lyx
 
 #endif