]> git.lyx.org Git - lyx.git/blobdiff - src/FontInfo.cpp
Avoid full metrics computation with Update:FitCursor
[lyx.git] / src / FontInfo.cpp
index 983499db68a41f3c13ddfeea98aa581e24772eb1..b6f45f88b5b49d6bf6bc2cafca0265e9ba0eb1ab 100644 (file)
 
 #include <config.h>
 
-#include "ColorSet.h"
 #include "FontInfo.h"
-#include "Lexer.h"
+
+#include "ColorSet.h"
 #include "LyXRC.h"
 
 #include "support/convert.h"
 #include "support/debug.h"
 #include "support/docstring.h"
+#include "support/gettext.h"
+#include "support/Lexer.h"
 #include "support/lstrings.h"
-#include "support/RefChanger.h"
 
 #include <algorithm>
 #include <ostream>
@@ -34,12 +35,37 @@ using namespace lyx::support;
 
 namespace lyx {
 
+//
+// Names for the GUI
+//
+
+char const * GUIFamilyNames[NUM_FAMILIES + 2 /* default & error */] =
+{ N_("Roman"), N_("Sans Serif"), N_("Typewriter"), N_("Symbol"),
+  "cmr", "cmsy", "cmm", "cmex", "msa", "msb", "ds", "eufrak", "rsfs", "stmry",
+  "wasy", "esint", N_("Inherit"), N_("Ignore") };
+
+char const * GUISeriesNames[NUM_SERIES + 2 /* default & error */] =
+{ N_("Medium"), N_("Bold"), N_("Inherit"), N_("Ignore") };
+
+char const * GUIShapeNames[NUM_SHAPE + 2 /* default & error */] =
+{ N_("Upright"), N_("Italic"), N_("Slanted"), N_("Smallcaps"), N_("Inherit"),
+  N_("Ignore") };
+
+char const * GUISizeNames[NUM_SIZE + 4 /* increase, decrease, default & error */] =
+{ N_("Tiny"), N_("Smallest"), N_("Smaller"), N_("Small"), N_("Normal"), N_("Large"),
+  N_("Larger"), N_("Largest"), N_("Huge"), N_("Huger"), N_("Increase"), N_("Decrease"),
+  N_("Inherit"), N_("Ignore") };
+
+char const * GUIMiscNames[5] =
+{ N_("Off"), N_("On"), N_("Toggle"), N_("Inherit"), N_("Ignore") };
+
+
 //
 // Strings used to read and write .lyx format files
 //
 char const * LyXFamilyNames[NUM_FAMILIES + 2 /* default & error */] =
 { "roman", "sans", "typewriter", "symbol",
-  "cmr", "cmsy", "cmm", "cmex", "msa", "msb", "eufrak", "rsfs", "stmry",
+  "cmr", "cmsy", "cmm", "cmex", "msa", "msb", "ds", "eufrak", "rsfs", "stmry",
   "wasy", "esint", "default", "error" };
 
 char const * LyXSeriesNames[NUM_SERIES + 2 /* default & error */] =
@@ -61,7 +87,8 @@ FontInfo const sane_font(
        ROMAN_FAMILY,
        MEDIUM_SERIES,
        UP_SHAPE,
-       FONT_SIZE_NORMAL,
+       NORMAL_SIZE,
+       TEXT_STYLE,
        Color_none,
        Color_background,
        FONT_OFF,
@@ -78,7 +105,8 @@ FontInfo const inherit_font(
        INHERIT_FAMILY,
        INHERIT_SERIES,
        INHERIT_SHAPE,
-       FONT_SIZE_INHERIT,
+       INHERIT_SIZE,
+       INHERIT_STYLE,
        Color_inherit,
        Color_inherit,
        FONT_INHERIT,
@@ -95,7 +123,8 @@ FontInfo const ignore_font(
        IGNORE_FAMILY,
        IGNORE_SERIES,
        IGNORE_SHAPE,
-       FONT_SIZE_IGNORE,
+       IGNORE_SIZE,
+       IGNORE_STYLE,
        Color_ignore,
        Color_ignore,
        FONT_IGNORE,
@@ -119,27 +148,27 @@ FontInfo::FontInfo()
 FontInfo & FontInfo::decSize()
 {
        switch (size_) {
-       case FONT_SIZE_HUGER:        size_ = FONT_SIZE_HUGE;     break;
-       case FONT_SIZE_HUGE:         size_ = FONT_SIZE_LARGEST;  break;
-       case FONT_SIZE_LARGEST:      size_ = FONT_SIZE_LARGER;   break;
-       case FONT_SIZE_LARGER:       size_ = FONT_SIZE_LARGE;    break;
-       case FONT_SIZE_LARGE:        size_ = FONT_SIZE_NORMAL;   break;
-       case FONT_SIZE_NORMAL:       size_ = FONT_SIZE_SMALL;    break;
-       case FONT_SIZE_SMALL:        size_ = FONT_SIZE_FOOTNOTE; break;
-       case FONT_SIZE_FOOTNOTE:     size_ = FONT_SIZE_SCRIPT;   break;
-       case FONT_SIZE_SCRIPT:       size_ = FONT_SIZE_TINY;     break;
-       case FONT_SIZE_TINY:         break;
-       case FONT_SIZE_INCREASE:
-               LYXERR0("Can't FontInfo::decSize on FONT_SIZE_INCREASE");
+       case HUGER_SIZE:        size_ = HUGE_SIZE;     break;
+       case HUGE_SIZE:         size_ = LARGEST_SIZE;  break;
+       case LARGEST_SIZE:      size_ = LARGER_SIZE;   break;
+       case LARGER_SIZE:       size_ = LARGE_SIZE;    break;
+       case LARGE_SIZE:        size_ = NORMAL_SIZE;   break;
+       case NORMAL_SIZE:       size_ = SMALL_SIZE;    break;
+       case SMALL_SIZE:        size_ = FOOTNOTE_SIZE; break;
+       case FOOTNOTE_SIZE:     size_ = SCRIPT_SIZE;   break;
+       case SCRIPT_SIZE:       size_ = TINY_SIZE;     break;
+       case TINY_SIZE:         break;
+       case INCREASE_SIZE:
+               LYXERR0("Can't FontInfo::decSize on INCREASE_SIZE");
                break;
-       case FONT_SIZE_DECREASE:
-               LYXERR0("Can't FontInfo::decSize on FONT_SIZE_DECREASE");
+       case DECREASE_SIZE:
+               LYXERR0("Can't FontInfo::decSize on DECREASE_SIZE");
                break;
-       case FONT_SIZE_INHERIT:
-               LYXERR0("Can't FontInfo::decSize on FONT_SIZE_INHERIT");
+       case INHERIT_SIZE:
+               LYXERR0("Can't FontInfo::decSize on INHERIT_SIZE");
                break;
-       case FONT_SIZE_IGNORE:
-               LYXERR0("Can't FontInfo::decSize on FONT_SIZE_IGNORE");
+       case IGNORE_SIZE:
+               LYXERR0("Can't FontInfo::decSize on IGNORE_SIZE");
                break;
        }
        return *this;
@@ -150,27 +179,27 @@ FontInfo & FontInfo::decSize()
 FontInfo & FontInfo::incSize()
 {
        switch (size_) {
-       case FONT_SIZE_HUGER:   break;
-       case FONT_SIZE_HUGE:         size_ = FONT_SIZE_HUGER;    break;
-       case FONT_SIZE_LARGEST:      size_ = FONT_SIZE_HUGE;     break;
-       case FONT_SIZE_LARGER:       size_ = FONT_SIZE_LARGEST;  break;
-       case FONT_SIZE_LARGE:        size_ = FONT_SIZE_LARGER;   break;
-       case FONT_SIZE_NORMAL:       size_ = FONT_SIZE_LARGE;    break;
-       case FONT_SIZE_SMALL:        size_ = FONT_SIZE_NORMAL;   break;
-       case FONT_SIZE_FOOTNOTE:     size_ = FONT_SIZE_SMALL;    break;
-       case FONT_SIZE_SCRIPT:       size_ = FONT_SIZE_FOOTNOTE; break;
-       case FONT_SIZE_TINY:         size_ = FONT_SIZE_SCRIPT;   break;
-       case FONT_SIZE_INCREASE:
-               LYXERR0("Can't FontInfo::incSize on FONT_SIZE_INCREASE");
+       case HUGER_SIZE:        break;
+       case HUGE_SIZE:         size_ = HUGER_SIZE;    break;
+       case LARGEST_SIZE:      size_ = HUGE_SIZE;     break;
+       case LARGER_SIZE:       size_ = LARGEST_SIZE;  break;
+       case LARGE_SIZE:        size_ = LARGER_SIZE;   break;
+       case NORMAL_SIZE:       size_ = LARGE_SIZE;    break;
+       case SMALL_SIZE:        size_ = NORMAL_SIZE;   break;
+       case FOOTNOTE_SIZE:     size_ = SMALL_SIZE;    break;
+       case SCRIPT_SIZE:       size_ = FOOTNOTE_SIZE; break;
+       case TINY_SIZE:         size_ = SCRIPT_SIZE;   break;
+       case INCREASE_SIZE:
+               LYXERR0("Can't FontInfo::incSize on INCREASE_SIZE");
                break;
-       case FONT_SIZE_DECREASE:
-               LYXERR0("Can't FontInfo::incSize on FONT_SIZE_DECREASE");
+       case DECREASE_SIZE:
+               LYXERR0("Can't FontInfo::incSize on DECREASE_SIZE");
                break;
-       case FONT_SIZE_INHERIT:
-               LYXERR0("Can't FontInfo::incSize on FONT_SIZE_INHERIT");
+       case INHERIT_SIZE:
+               LYXERR0("Can't FontInfo::incSize on INHERIT_SIZE");
                break;
-       case FONT_SIZE_IGNORE:
-               LYXERR0("Can't FontInfo::incSize on FONT_SIZE_IGNORE");
+       case IGNORE_SIZE:
+               LYXERR0("Can't FontInfo::incSize on IGNORE_SIZE");
                break;
        }
        return *this;
@@ -185,18 +214,20 @@ double FontInfo::realSize() const
        // font packages. No attempt is made to implement the actual values from
        // \DefineMathSizes.
        switch (style()) {
-       case LM_ST_DISPLAY:
-       case LM_ST_TEXT:
+       case DISPLAY_STYLE:
+       case TEXT_STYLE:
+       case INHERIT_STYLE:
+       case IGNORE_STYLE:
                break;
-       case LM_ST_SCRIPT:
+       case SCRIPT_STYLE:
                d *= .73;
                break;
-       case LM_ST_SCRIPTSCRIPT:
+       case SCRIPTSCRIPT_STYLE:
                d *= .55;
                break;
        }
        // Never go below the smallest size
-       return max(d, convert<double>(lyxrc.font_sizes[FONT_SIZE_TINY]));
+       return max(d, convert<double>(lyxrc.font_sizes[TINY_SIZE]));
 }
 
 
@@ -210,7 +241,9 @@ void FontInfo::reduce(FontInfo const & tmplt)
        if (shape_ == tmplt.shape_)
                shape_ = INHERIT_SHAPE;
        if (size_ == tmplt.size_)
-               size_ = FONT_SIZE_INHERIT;
+               size_ = INHERIT_SIZE;
+       if (style_ == tmplt.style_)
+               style_ = INHERIT_STYLE;
        if (emph_ == tmplt.emph_)
                emph_ = FONT_INHERIT;
        if (underbar_ == tmplt.underbar_)
@@ -251,9 +284,12 @@ FontInfo & FontInfo::realize(FontInfo const & tmplt)
        if (shape_ == INHERIT_SHAPE)
                shape_ = tmplt.shape_;
 
-       if (size_ == FONT_SIZE_INHERIT)
+       if (size_ == INHERIT_SIZE)
                size_ = tmplt.size_;
 
+       if (style_ == INHERIT_STYLE)
+               style_ = tmplt.style_;
+
        if (emph_ == FONT_INHERIT)
                emph_ = tmplt.emph_;
 
@@ -290,27 +326,27 @@ FontInfo & FontInfo::realize(FontInfo const & tmplt)
 
 Changer FontInfo::changeColor(ColorCode const color)
 {
-       return make_change(color_, color);
+       return changeVar(color_, color);
 }
 
 
 Changer FontInfo::changeShape(FontShape const shape)
 {
-       return make_change(shape_, shape);
+       return changeVar(shape_, shape);
 }
 
 
 Changer FontInfo::changeStyle(MathStyle const new_style)
 {
-       return make_change(style_, new_style);
+       return changeVar(style_, new_style);
 }
 
 
-Changer FontInfo::change(FontInfo font, bool realiz)
+Changer FontInfo::change(FontInfo font, bool realize)
 {
-       if (realiz)
+       if (realize)
                font.realize(*this);
-       return make_change(*this, font);
+       return changeVar(*this, font);
 }
 
 
@@ -366,15 +402,19 @@ void FontInfo::update(FontInfo const & newfont, bool toggleall)
                shape_ = newfont.shape_;
        // else it's IGNORE_SHAPE
 
-       if (newfont.size_ != FONT_SIZE_IGNORE) {
-               if (newfont.size_ == FONT_SIZE_INCREASE)
+       if (newfont.size_ != IGNORE_SIZE) {
+               if (newfont.size_ == INCREASE_SIZE)
                        incSize();
-               else if (newfont.size_ == FONT_SIZE_DECREASE)
+               else if (newfont.size_ == DECREASE_SIZE)
                        decSize();
                else
                        size_ = newfont.size_;
        }
 
+       if (newfont.style_ != IGNORE_STYLE) {
+                       style_ = newfont.style_;
+       }
+
        setEmph(setMisc(newfont.emph_, emph_));
        setUnderbar(setMisc(newfont.underbar_, underbar_));
        setStrikeout(setMisc(newfont.strikeout_, strikeout_));
@@ -400,7 +440,8 @@ void FontInfo::update(FontInfo const & newfont, bool toggleall)
 bool FontInfo::resolved() const
 {
        return (family_ != INHERIT_FAMILY && series_ != INHERIT_SERIES
-               && shape_ != INHERIT_SHAPE && size_ != FONT_SIZE_INHERIT
+               && shape_ != INHERIT_SHAPE && size_ != INHERIT_SIZE
+               && style_ != INHERIT_STYLE
                && emph_ != FONT_INHERIT && underbar_ != FONT_INHERIT
                && uuline_ != FONT_INHERIT && uwave_ != FONT_INHERIT
                && strikeout_ != FONT_INHERIT && xout_ != FONT_INHERIT
@@ -452,6 +493,7 @@ string getFamilyCSS(FontFamily const & f)
        case CMEX_FAMILY:
        case MSA_FAMILY:
        case MSB_FAMILY:
+       case DS_FAMILY:
        case EUFRAK_FAMILY:
        case RSFS_FAMILY:
        case STMARY_FAMILY:
@@ -505,29 +547,29 @@ string getShapeCSS(FontShape const & s)
 string getSizeCSS(FontSize const & s)
 {
        switch (s) {
-       case FONT_SIZE_TINY:
+       case TINY_SIZE:
                return "xx-small";
-       case FONT_SIZE_SCRIPT:
+       case SCRIPT_SIZE:
                return "x-small";
-       case FONT_SIZE_FOOTNOTE:
-       case FONT_SIZE_SMALL:
+       case FOOTNOTE_SIZE:
+       case SMALL_SIZE:
                return "small";
-       case FONT_SIZE_NORMAL:
+       case NORMAL_SIZE:
                return "medium";
-       case FONT_SIZE_LARGE:
+       case LARGE_SIZE:
                return "large";
-       case FONT_SIZE_LARGER:
-       case FONT_SIZE_LARGEST:
+       case LARGER_SIZE:
+       case LARGEST_SIZE:
                return "x-large";
-       case FONT_SIZE_HUGE:
-       case FONT_SIZE_HUGER:
+       case HUGE_SIZE:
+       case HUGER_SIZE:
                return "xx-large";
-       case FONT_SIZE_INCREASE:
+       case INCREASE_SIZE:
                return "larger";
-       case FONT_SIZE_DECREASE:
+       case DECREASE_SIZE:
                return "smaller";
-       case FONT_SIZE_IGNORE:
-       case FONT_SIZE_INHERIT:
+       case IGNORE_SIZE:
+       case INHERIT_SIZE:
                break;
        }
        return "";
@@ -554,6 +596,51 @@ docstring FontInfo::asCSS() const
 }
 
 
+docstring const FontInfo::stateText(bool const terse) const
+{
+       odocstringstream os;
+       if (family() != INHERIT_FAMILY && (!terse || family() != IGNORE_FAMILY))
+               os << _(GUIFamilyNames[family()]) << ", ";
+       if (series() != INHERIT_SERIES && (!terse || series() != IGNORE_SERIES))
+               os << _(GUISeriesNames[series()]) << ", ";
+       if (shape() != INHERIT_SHAPE && (!terse || shape() != IGNORE_SHAPE))
+               os << _(GUIShapeNames[shape()]) << ", ";
+       if (size() != INHERIT_SIZE && (!terse || size() != IGNORE_SIZE))
+               os << _(GUISizeNames[size()]) << ", ";
+       // FIXME: shall style be handled there? Probably not.
+       if (color() != Color_inherit && (!terse || color() != Color_ignore))
+               os << lcolor.getGUIName(color()) << ", ";
+       // FIXME: uncomment this when we support background.
+       //if (background() != Color_inherit)
+       //      os << lcolor.getGUIName(background()) << ", ";
+       if (emph() != FONT_INHERIT && (!terse || emph() != FONT_IGNORE))
+               os << bformat(_("Emphasis %1$s, "),
+                             _(GUIMiscNames[emph()]));
+       if (underbar() != FONT_INHERIT && (!terse || underbar() == FONT_ON))
+               os << bformat(_("Underline %1$s, "),
+                             _(GUIMiscNames[underbar()]));
+       if (uuline() != FONT_INHERIT && (!terse || uuline() == FONT_ON))
+               os << bformat(_("Double underline %1$s, "),
+                             _(GUIMiscNames[uuline()]));
+       if (uwave() != FONT_INHERIT && (!terse || uwave() == FONT_ON))
+               os << bformat(_("Wavy underline %1$s, "),
+                             _(GUIMiscNames[uwave()]));
+       if (strikeout() != FONT_INHERIT && (!terse || strikeout() == FONT_ON))
+               os << bformat(_("Strike out %1$s, "),
+                             _(GUIMiscNames[strikeout()]));
+       if (xout() != FONT_INHERIT && (!terse || xout() == FONT_ON))
+               os << bformat(_("Cross out %1$s, "),
+                             _(GUIMiscNames[xout()]));
+       if (noun() != FONT_INHERIT && (!terse || noun() != FONT_IGNORE))
+               os << bformat(_("Noun %1$s, "),
+                             _(GUIMiscNames[noun()]));
+       if (*this == inherit_font)
+               os << _("Default") << ", ";
+
+       return os.str();
+}
+
+
 // Set family according to lyx format string
 void setLyXFamily(string const & fam, FontInfo & f)
 {
@@ -733,9 +820,10 @@ void lyxWrite(ostream & os, FontInfo const & f, string const & start, int level)
        if (f.shape() != INHERIT_SHAPE)
                oss << indent << "\tShape " << LyXShapeNames[f.shape()]
                    << '\n';
-       if (f.size() != FONT_SIZE_INHERIT)
+       if (f.size() != INHERIT_SIZE)
                oss << indent << "\tSize " << LyXSizeNames[f.size()]
                    << '\n';
+       //FIXME: shall style be handled here? Probably not.
        if (f.underbar() == FONT_ON)
                oss << indent << "\tMisc Underbar\n";
        else if (f.underbar() == FONT_OFF)