#include "BufferView.h"
#include "ColorSet.h"
+#include "LyXRC.h"
#include "MetricsInfo.h"
#include "insets/Inset.h"
#include "support/docstring.h"
#include "support/lassert.h"
+#include "support/RefChanger.h"
using namespace std;
//
/////////////////////////////////////////////////////////////////////////
-MetricsBase::MetricsBase()
- : bv(0), font(), style(LM_ST_TEXT), fontname("mathnormal"),
- textwidth(0)
-{}
+MetricsBase::MetricsBase(BufferView * b, FontInfo f, int w)
+ : bv(b), font(move(f)), fontname("mathnormal"),
+ textwidth(w), macro_nesting(0),
+ solid_line_thickness_(1), solid_line_offset_(1), dotted_line_thickness_(1)
+{
+ if (lyxrc.currentZoom >= 200) {
+ // derive the line thickness from zoom factor
+ // the zoom is given in percent
+ // (increase thickness at 250%, 450% etc.)
+ solid_line_thickness_ = (lyxrc.currentZoom + 150) / 200;
+ // adjust line_offset_ too
+ solid_line_offset_ = 1 + solid_line_thickness_ / 2;
+ }
+ if (lyxrc.currentZoom >= 100) {
+ // derive the line thickness from zoom factor
+ // the zoom is given in percent
+ // (increase thickness at 150%, 250% etc.)
+ dotted_line_thickness_ = (lyxrc.currentZoom + 50) / 100;
+ }
+}
-MetricsBase::MetricsBase(BufferView * b, FontInfo const & f, int w)
- : bv(b), font(f), style(LM_ST_TEXT), fontname("mathnormal"),
- textwidth(w)
-{}
+Changer MetricsBase::changeFontSet(string const & name)
+{
+ RefChanger<MetricsBase> rc = make_save(*this);
+ ColorCode oldcolor = font.color();
+ string const oldname = fontname;
+ fontname = name;
+ if (isMathFont(name) || isMathFont(oldname))
+ font = sane_font;
+ augmentFont(font, name);
+ font.setSize(rc->old.font.size());
+ font.setStyle(rc->old.font.style());
+ if (name != "lyxtex"
+ && ((isTextFont(oldname) && oldcolor != Color_foreground)
+ || (isMathFont(oldname) && oldcolor != Color_math)))
+ font.setColor(oldcolor);
+ return move(rc);
+}
+
+
+Changer MetricsBase::changeEnsureMath(Inset::mode_type mode)
+{
+ switch (mode) {
+ case Inset::UNDECIDED_MODE:
+ return Changer();
+ case Inset::TEXT_MODE:
+ return isMathFont(fontname) ? changeFontSet("textnormal") : Changer();
+ case Inset::MATH_MODE:
+ // FIXME:
+ // \textit{\ensuremath{\text{a}}}
+ // should appear in italics
+ return isTextFont(fontname) ? changeFontSet("mathnormal"): Changer();
+ }
+ return Changer();
+}
/////////////////////////////////////////////////////////////////////////
//
/////////////////////////////////////////////////////////////////////////
-MetricsInfo::MetricsInfo(BufferView * bv, FontInfo const & font, int textwidth,
- MacroContext const & mc)
+MetricsInfo::MetricsInfo(BufferView * bv, FontInfo font, int textwidth,
+ MacroContext const & mc)
: base(bv, font, textwidth), macrocontext(mc)
{}
Color PainterInfo::textColor(Color const & color) const
{
- if (change_.changed())
+ if (change_.changed())
return change_.color();
if (selected)
return Color_selectiontext;
}
-/////////////////////////////////////////////////////////////////////////
-//
-// ScriptChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-Styles smallerScriptStyle(Styles st)
+Changer MetricsBase::changeScript()
{
- switch (st) {
- case LM_ST_DISPLAY:
- case LM_ST_TEXT:
- return LM_ST_SCRIPT;
- case LM_ST_SCRIPT:
- case LM_ST_SCRIPTSCRIPT:
- default: // shut up compiler
- return LM_ST_SCRIPTSCRIPT;
+ switch (font.style()) {
+ case LM_ST_DISPLAY:
+ case LM_ST_TEXT:
+ return font.changeStyle(LM_ST_SCRIPT);
+ case LM_ST_SCRIPT:
+ case LM_ST_SCRIPTSCRIPT:
+ return font.changeStyle(LM_ST_SCRIPTSCRIPT);
}
+ //remove Warning
+ return Changer();
}
-ScriptChanger::ScriptChanger(MetricsBase & mb)
- : StyleChanger(mb, smallerScriptStyle(mb.style))
-{}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// FracChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-Styles smallerFracStyle(Styles st)
-{
- switch (st) {
- case LM_ST_DISPLAY:
- return LM_ST_TEXT;
- case LM_ST_TEXT:
- return LM_ST_SCRIPT;
- case LM_ST_SCRIPT:
- case LM_ST_SCRIPTSCRIPT:
- default: // shut up compiler
- return LM_ST_SCRIPTSCRIPT;
- }
-}
-
-
-FracChanger::FracChanger(MetricsBase & mb)
- : StyleChanger(mb, smallerFracStyle(mb.style))
-{}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// ArrayChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-ArrayChanger::ArrayChanger(MetricsBase & mb)
- : StyleChanger(mb, mb.style == LM_ST_DISPLAY ? LM_ST_TEXT : mb.style)
-{}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// ShapeChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-ShapeChanger::ShapeChanger(FontInfo & font, FontShape shape)
- : Changer<FontInfo, FontShape>(font, font.shape())
-{
- orig_.setShape(shape);
-}
-
-
-ShapeChanger::~ShapeChanger()
-{
- orig_.setShape(save_);
-}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// StyleChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-StyleChanger::StyleChanger(MetricsBase & mb, Styles style)
- : Changer<MetricsBase>(mb)
-{
- static const int diff[4][4] =
- { { 0, 0, -3, -5 },
- { 0, 0, -3, -5 },
- { 3, 3, 0, -2 },
- { 5, 5, 2, 0 } };
- int t = diff[mb.style][style];
- if (t > 0)
- while (t--)
- mb.font.incSize();
- else
- while (t++)
- mb.font.decSize();
- mb.style = style;
-}
-
-
-StyleChanger::~StyleChanger()
-{
- orig_ = save_;
-}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// FontSetChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-FontSetChanger::FontSetChanger(MetricsBase & mb, char const * name,
- bool really_change_font)
- : Changer<MetricsBase>(mb), change_(really_change_font)
-{
- if (change_) {
- 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);
- if (string(name) != "lyxtex"
- && ((isTextFont(oldname) && oldcolor != Color_foreground)
- || (isMathFont(oldname) && oldcolor != Color_math)))
- mb.font.setColor(oldcolor);
- }
-}
-
-
-FontSetChanger::FontSetChanger(MetricsBase & mb, docstring const & name,
- bool really_change_font)
- : Changer<MetricsBase>(mb), change_(really_change_font)
-{
- if (change_) {
- 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);
- if (name != "lyxtex"
- && ((isTextFont(oldname) && oldcolor != Color_foreground)
- || (isMathFont(oldname) && oldcolor != Color_math)))
- mb.font.setColor(oldcolor);
- }
-}
-
-
-FontSetChanger::~FontSetChanger()
-{
- if (change_)
- orig_ = save_;
-}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// WidthChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-WidthChanger::WidthChanger(MetricsBase & mb, int w)
- : Changer<MetricsBase>(mb)
-{
- mb.textwidth = w;
-}
-
-
-WidthChanger::~WidthChanger()
-{
- orig_ = save_;
-}
-
-
-/////////////////////////////////////////////////////////////////////////
-//
-// ColorChanger
-//
-/////////////////////////////////////////////////////////////////////////
-
-ColorChanger::ColorChanger(FontInfo & font, ColorCode color,
- bool really_change_color)
- : Changer<FontInfo, ColorCode>(font, font.color()), change_(really_change_color)
+Changer MetricsBase::changeFrac()
{
- if (change_) {
- font.setColor(color);
+ switch (font.style()) {
+ case LM_ST_DISPLAY:
+ return font.changeStyle(LM_ST_TEXT);
+ case LM_ST_TEXT:
+ return font.changeStyle(LM_ST_SCRIPT);
+ case LM_ST_SCRIPT:
+ case LM_ST_SCRIPTSCRIPT:
+ return font.changeStyle(LM_ST_SCRIPTSCRIPT);
}
+ //remove Warning
+ return Changer();
}
-ColorChanger::~ColorChanger()
+Changer MetricsBase::changeArray()
{
- if (change_)
- orig_.setColor(save_);
+ return (font.style() == LM_ST_DISPLAY) ? font.changeStyle(LM_ST_TEXT)
+ : Changer();
}
projects / lyx.git / blobdiff