lyx_mirror/src/MetricsInfo.h

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// -*- C++ -*-
/**
* \file MetricsInfo.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author André Pönitz
* \author Stefan Schimanski
*
* Full author contact details are available in file CREDITS.
*/
#ifndef METRICSINFO_H
#define METRICSINFO_H
#include "Changes.h"
#include "ColorCode.h"
#include "FontInfo.h"
#include "support/strfwd.h"
#include <string>
class BufferView;
namespace lyx {
namespace frontend { class Painter; }
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);
/// 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;
};
//
// This contains a MetricsBase and information that's only relevant during
// the first phase of the two-phase draw
//
class MetricsInfo {
public:
///
MetricsInfo();
///
MetricsInfo(BufferView * bv, FontInfo const & font, int textwidth, MacroContext const & mc);
///
MetricsBase base;
/// The context to resolve macros
MacroContext const & macrocontext;
};
//
// This contains a MetricsBase and information that's only relevant during
// the second phase of the two-phase draw
//
class PainterInfo {
public:
///
PainterInfo(BufferView * bv, frontend::Painter & pain);
///
void draw(int x, int y, char_type c);
///
void draw(int x, int y, docstring const & str);
/// Determines the background color for the specified inset based on the
/// selection state, the background color inherited from the parent inset
/// and the inset's own background color.
/// \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;
/// 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
ColorCode background_color;
};
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
Index: src/mathed/InsetMathHull.cpp =================================================================== --- src/mathed/InsetMathHull.cpp (revisione 34304) +++ src/mathed/InsetMathHull.cpp (copia locale) @@ -328,6 +328,23 @@ docstring InsetMathHull::standardFont() } +docstring InsetMathHull::standardColor() const +{ + docstring color; + switch (type_) { + case hullRegexp: + color = from_ascii("foreground"); + break; + case hullNone: + color = from_ascii("foreground"); + break; + default: + color = from_ascii("math"); + } + return color; +} + + bool InsetMathHull::previewState(BufferView * bv) const { if (!editing(bv) && RenderPreview::status() == LyXRC::PREVIEW_ON) { @@ -417,8 +434,11 @@ void InsetMathHull::draw(PainterInfo & p return; } + bool const really_change_color = pi.base.font.color() == Color_none; + ColorChanger dummy0(pi.base.font, standardColor(), really_change_color); FontSetChanger dummy1(pi.base, standardFont()); StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT); + InsetMathGrid::draw(pi, x + 1, y); if (numberedType()) { Index: src/mathed/MathSupport.cpp =================================================================== --- src/mathed/MathSupport.cpp (revisione 34311) +++ src/mathed/MathSupport.cpp (copia locale) @@ -653,6 +653,13 @@ bool isMathFont(docstring const & name) } +bool isTextFont(docstring const & name) +{ + fontinfo * f = lookupFont(name); + return f && f->color_ == Color_foreground; +} + + FontInfo getFont(docstring const & name) { FontInfo font; Index: src/mathed/MathSupport.h =================================================================== --- src/mathed/MathSupport.h (revisione 34311) +++ src/mathed/MathSupport.h (copia locale) @@ -51,6 +51,8 @@ bool isFontName(docstring const & name); bool isMathFont(docstring const & name); +bool isTextFont(docstring const & name); + // converts single cell to string docstring asString(MathData const & ar); // converts single inset to string Index: src/mathed/InsetMathHull.h =================================================================== --- src/mathed/InsetMathHull.h (revisione 34304) +++ src/mathed/InsetMathHull.h (copia locale) @@ -197,6 +197,8 @@ private: void changeCols(col_type); /// docstring standardFont() const; + /// + docstring standardColor() const; /// consistency check void check() const; /// can this change its number of rows? Index: src/MetricsInfo.cpp =================================================================== --- src/MetricsInfo.cpp (revisione 34312) +++ src/MetricsInfo.cpp (copia locale) @@ -235,11 +235,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = name; mb.font = sane_font; augmentFont(mb.font, from_ascii(name)); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (string(name) != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -252,11 +256,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = to_utf8(name); mb.font = sane_font; augmentFont(mb.font, name); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (name != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -294,17 +302,21 @@ WidthChanger::~WidthChanger() // ///////////////////////////////////////////////////////////////////////// -ColorChanger::ColorChanger(FontInfo & font, string const & color) - : Changer<FontInfo, string>(font) +ColorChanger::ColorChanger(FontInfo & font, docstring const & color, + bool really_change_color) + : Changer<FontInfo, ColorCode>(font), change_(really_change_color) { - save_ = lcolor.getFromLyXName(color); - font.setColor(lcolor.getFromLyXName(color)); + if (change_) { + save_ = font.color(); + font.setColor(lcolor.getFromLyXName(to_utf8(color))); + } } ColorChanger::~ColorChanger() { - orig_.setColor(lcolor.getFromLyXName(save_)); + if (change_) + orig_.setColor(save_); } Index: src/MetricsInfo.h =================================================================== --- src/MetricsInfo.h (revisione 34312) +++ src/MetricsInfo.h (copia locale) @@ -222,12 +222,16 @@ 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, docstring const & color, + bool really_change_color = true); /// ~ColorChanger(); +private: + /// + bool change_; }; } // namespace lyx git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34320 a592a061-630c-0410-9148-cb99ea01b6c8
2010-04-28 01:40:11 +00:00
class ColorChanger : public Changer<FontInfo, ColorCode> {
public:
///
ColorChanger(FontInfo & font, ColorCode color,
Index: src/mathed/InsetMathHull.cpp =================================================================== --- src/mathed/InsetMathHull.cpp (revisione 34304) +++ src/mathed/InsetMathHull.cpp (copia locale) @@ -328,6 +328,23 @@ docstring InsetMathHull::standardFont() } +docstring InsetMathHull::standardColor() const +{ + docstring color; + switch (type_) { + case hullRegexp: + color = from_ascii("foreground"); + break; + case hullNone: + color = from_ascii("foreground"); + break; + default: + color = from_ascii("math"); + } + return color; +} + + bool InsetMathHull::previewState(BufferView * bv) const { if (!editing(bv) && RenderPreview::status() == LyXRC::PREVIEW_ON) { @@ -417,8 +434,11 @@ void InsetMathHull::draw(PainterInfo & p return; } + bool const really_change_color = pi.base.font.color() == Color_none; + ColorChanger dummy0(pi.base.font, standardColor(), really_change_color); FontSetChanger dummy1(pi.base, standardFont()); StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT); + InsetMathGrid::draw(pi, x + 1, y); if (numberedType()) { Index: src/mathed/MathSupport.cpp =================================================================== --- src/mathed/MathSupport.cpp (revisione 34311) +++ src/mathed/MathSupport.cpp (copia locale) @@ -653,6 +653,13 @@ bool isMathFont(docstring const & name) } +bool isTextFont(docstring const & name) +{ + fontinfo * f = lookupFont(name); + return f && f->color_ == Color_foreground; +} + + FontInfo getFont(docstring const & name) { FontInfo font; Index: src/mathed/MathSupport.h =================================================================== --- src/mathed/MathSupport.h (revisione 34311) +++ src/mathed/MathSupport.h (copia locale) @@ -51,6 +51,8 @@ bool isFontName(docstring const & name); bool isMathFont(docstring const & name); +bool isTextFont(docstring const & name); + // converts single cell to string docstring asString(MathData const & ar); // converts single inset to string Index: src/mathed/InsetMathHull.h =================================================================== --- src/mathed/InsetMathHull.h (revisione 34304) +++ src/mathed/InsetMathHull.h (copia locale) @@ -197,6 +197,8 @@ private: void changeCols(col_type); /// docstring standardFont() const; + /// + docstring standardColor() const; /// consistency check void check() const; /// can this change its number of rows? Index: src/MetricsInfo.cpp =================================================================== --- src/MetricsInfo.cpp (revisione 34312) +++ src/MetricsInfo.cpp (copia locale) @@ -235,11 +235,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = name; mb.font = sane_font; augmentFont(mb.font, from_ascii(name)); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (string(name) != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -252,11 +256,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = to_utf8(name); mb.font = sane_font; augmentFont(mb.font, name); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (name != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -294,17 +302,21 @@ WidthChanger::~WidthChanger() // ///////////////////////////////////////////////////////////////////////// -ColorChanger::ColorChanger(FontInfo & font, string const & color) - : Changer<FontInfo, string>(font) +ColorChanger::ColorChanger(FontInfo & font, docstring const & color, + bool really_change_color) + : Changer<FontInfo, ColorCode>(font), change_(really_change_color) { - save_ = lcolor.getFromLyXName(color); - font.setColor(lcolor.getFromLyXName(color)); + if (change_) { + save_ = font.color(); + font.setColor(lcolor.getFromLyXName(to_utf8(color))); + } } ColorChanger::~ColorChanger() { - orig_.setColor(lcolor.getFromLyXName(save_)); + if (change_) + orig_.setColor(save_); } Index: src/MetricsInfo.h =================================================================== --- src/MetricsInfo.h (revisione 34312) +++ src/MetricsInfo.h (copia locale) @@ -222,12 +222,16 @@ 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, docstring const & color, + bool really_change_color = true); /// ~ColorChanger(); +private: + /// + bool change_; }; } // namespace lyx git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34320 a592a061-630c-0410-9148-cb99ea01b6c8
2010-04-28 01:40:11 +00:00
bool really_change_color = true);
///
~ColorChanger();
Index: src/mathed/InsetMathHull.cpp =================================================================== --- src/mathed/InsetMathHull.cpp (revisione 34304) +++ src/mathed/InsetMathHull.cpp (copia locale) @@ -328,6 +328,23 @@ docstring InsetMathHull::standardFont() } +docstring InsetMathHull::standardColor() const +{ + docstring color; + switch (type_) { + case hullRegexp: + color = from_ascii("foreground"); + break; + case hullNone: + color = from_ascii("foreground"); + break; + default: + color = from_ascii("math"); + } + return color; +} + + bool InsetMathHull::previewState(BufferView * bv) const { if (!editing(bv) && RenderPreview::status() == LyXRC::PREVIEW_ON) { @@ -417,8 +434,11 @@ void InsetMathHull::draw(PainterInfo & p return; } + bool const really_change_color = pi.base.font.color() == Color_none; + ColorChanger dummy0(pi.base.font, standardColor(), really_change_color); FontSetChanger dummy1(pi.base, standardFont()); StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT); + InsetMathGrid::draw(pi, x + 1, y); if (numberedType()) { Index: src/mathed/MathSupport.cpp =================================================================== --- src/mathed/MathSupport.cpp (revisione 34311) +++ src/mathed/MathSupport.cpp (copia locale) @@ -653,6 +653,13 @@ bool isMathFont(docstring const & name) } +bool isTextFont(docstring const & name) +{ + fontinfo * f = lookupFont(name); + return f && f->color_ == Color_foreground; +} + + FontInfo getFont(docstring const & name) { FontInfo font; Index: src/mathed/MathSupport.h =================================================================== --- src/mathed/MathSupport.h (revisione 34311) +++ src/mathed/MathSupport.h (copia locale) @@ -51,6 +51,8 @@ bool isFontName(docstring const & name); bool isMathFont(docstring const & name); +bool isTextFont(docstring const & name); + // converts single cell to string docstring asString(MathData const & ar); // converts single inset to string Index: src/mathed/InsetMathHull.h =================================================================== --- src/mathed/InsetMathHull.h (revisione 34304) +++ src/mathed/InsetMathHull.h (copia locale) @@ -197,6 +197,8 @@ private: void changeCols(col_type); /// docstring standardFont() const; + /// + docstring standardColor() const; /// consistency check void check() const; /// can this change its number of rows? Index: src/MetricsInfo.cpp =================================================================== --- src/MetricsInfo.cpp (revisione 34312) +++ src/MetricsInfo.cpp (copia locale) @@ -235,11 +235,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = name; mb.font = sane_font; augmentFont(mb.font, from_ascii(name)); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (string(name) != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -252,11 +256,15 @@ FontSetChanger::FontSetChanger(MetricsBa save_ = mb; FontSize oldsize = save_.font.size(); ColorCode oldcolor = save_.font.color(); + docstring const oldname = from_ascii(save_.fontname); mb.fontname = to_utf8(name); mb.font = sane_font; augmentFont(mb.font, name); mb.font.setSize(oldsize); - mb.font.setColor(oldcolor); + if (name != "lyxtex" + && ((isTextFont(oldname) && oldcolor != Color_foreground) + || (isMathFont(oldname) && oldcolor != Color_math))) + mb.font.setColor(oldcolor); } } @@ -294,17 +302,21 @@ WidthChanger::~WidthChanger() // ///////////////////////////////////////////////////////////////////////// -ColorChanger::ColorChanger(FontInfo & font, string const & color) - : Changer<FontInfo, string>(font) +ColorChanger::ColorChanger(FontInfo & font, docstring const & color, + bool really_change_color) + : Changer<FontInfo, ColorCode>(font), change_(really_change_color) { - save_ = lcolor.getFromLyXName(color); - font.setColor(lcolor.getFromLyXName(color)); + if (change_) { + save_ = font.color(); + font.setColor(lcolor.getFromLyXName(to_utf8(color))); + } } ColorChanger::~ColorChanger() { - orig_.setColor(lcolor.getFromLyXName(save_)); + if (change_) + orig_.setColor(save_); } Index: src/MetricsInfo.h =================================================================== --- src/MetricsInfo.h (revisione 34312) +++ src/MetricsInfo.h (copia locale) @@ -222,12 +222,16 @@ 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, docstring const & color, + bool really_change_color = true); /// ~ColorChanger(); +private: + /// + bool change_; }; } // namespace lyx git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34320 a592a061-630c-0410-9148-cb99ea01b6c8
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private:
///
bool change_;
};
} // namespace lyx
#endif