4 #include "metricsinfo.h"
5 #include "mathed/math_support.h"
6 #include "frontends/Painter.h"
8 #include "BufferView.h"
12 MetricsBase::MetricsBase()
13 : bv(0), font(), style(LM_ST_TEXT), fontname("mathnormal"),
14 restrictwidth(false), textwidth(0)
20 MetricsInfo::MetricsInfo()
26 PainterInfo::PainterInfo(BufferView * bv)
33 void PainterInfo::draw(int x, int y, char c)
35 pain.text(x, y, c, base.font);
39 Styles smallerScriptStyle(Styles st)
46 case LM_ST_SCRIPTSCRIPT:
47 default: // shut up compiler
48 return LM_ST_SCRIPTSCRIPT;
52 ScriptChanger::ScriptChanger(MetricsBase & mb)
53 : StyleChanger(mb, smallerScriptStyle(mb.style))
58 Styles smallerFracStyle(Styles st)
66 case LM_ST_SCRIPTSCRIPT:
67 default: // shut up compiler
68 return LM_ST_SCRIPTSCRIPT;
73 FracChanger::FracChanger(MetricsBase & mb)
74 : StyleChanger(mb, smallerFracStyle(mb.style))
79 ArrayChanger::ArrayChanger(MetricsBase & mb)
80 : StyleChanger(mb, mb.style == LM_ST_DISPLAY ? LM_ST_TEXT : mb.style)
84 ShapeChanger::ShapeChanger(LyXFont & font, LyXFont::FONT_SHAPE shape)
85 : Changer<LyXFont, LyXFont::FONT_SHAPE>(font)
87 save_ = orig_.shape();
88 orig_.setShape(shape);
91 ShapeChanger::~ShapeChanger()
93 orig_.setShape(save_);
98 StyleChanger::StyleChanger(MetricsBase & mb, Styles style)
99 : Changer<MetricsBase>(mb)
101 static const int diff[4][4] = { { 0, 0, -3, -5 },
106 int t = diff[mb.style][style];
117 StyleChanger::~StyleChanger()
124 FontSetChanger::FontSetChanger(MetricsBase & mb, char const * name)
125 : Changer<MetricsBase>(mb)
129 augmentFont(mb.font, name);
132 FontSetChanger::~FontSetChanger()
138 WidthChanger::WidthChanger(MetricsBase & mb, int w)
139 : Changer<MetricsBase>(mb)
142 mb.restrictwidth = true;
147 WidthChanger::~WidthChanger()