* GuiView.C (updateTab): do not update early if current tab has

[lyx.git] / src / metricsinfo.C

diff --git a/src/metricsinfo.C b/src/metricsinfo.C
index 78c251b7d7912a8974c57dde436ee28d758c6c14..9544e68883c464c85566db05bda984a00992a269 100644 (file)
--- a/src/metricsinfo.C
+++ b/src/metricsinfo.C
@@ -1,24 +1,40 @@
+/**
+ * \file metricsinfo.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
 
 #include <config.h>
 
+#include "BufferView.h"
+#include "LColor.h"
 #include "metricsinfo.h"
-#include "mathed/math_support.h"
+
+#include "mathed/MathSupport.h"
+
 #include "frontends/Painter.h"
-#include "debug.h"
-#include "BufferView.h"
+
+#include <boost/assert.hpp>
 
 
+namespace lyx {
+
+using std::string;
+
 
 MetricsBase::MetricsBase()
        : bv(0), font(), style(LM_ST_TEXT), fontname("mathnormal"),
-         restrictwidth(false), textwidth(0)
+         textwidth(0)
 {}
 
 
-
-MetricsBase::MetricsBase(BufferView * b, LyXFont const & f)
+MetricsBase::MetricsBase(BufferView * b, LyXFont const & f, int w)
        : bv(b), font(f), style(LM_ST_TEXT), fontname("mathnormal"),
-         restrictwidth(false), textwidth(0)
+         textwidth(w)
 {}
 
 
@@ -27,25 +43,31 @@ MetricsInfo::MetricsInfo()
 {}
 
 
-MetricsInfo::MetricsInfo(BufferView * bv, LyXFont const & font)
-       : base(bv, font)
+MetricsInfo::MetricsInfo(BufferView * bv, LyXFont const & font, int textwidth)
+       : base(bv, font, textwidth)
 {}
 
 
 
-PainterInfo::PainterInfo(BufferView * bv)
-       : pain(bv->painter())
+PainterInfo::PainterInfo(BufferView * bv, lyx::frontend::Painter & painter)
+       : pain(painter), ltr_pos(false), erased_(false)
 {
        base.bv = bv;
 }
 
 
-void PainterInfo::draw(int x, int y, char c)
+void PainterInfo::draw(int x, int y, char_type c)
 {
        pain.text(x, y, c, base.font);
 }
 
 
+void PainterInfo::draw(int x, int y, docstring const & str)
+{
+       pain.text(x, y, str, base.font);
+}
+
+
 Styles smallerScriptStyle(Styles st)
 {
        switch (st) {
@@ -91,6 +113,7 @@ ArrayChanger::ArrayChanger(MetricsBase & mb)
 {}
 
 
+
 ShapeChanger::ShapeChanger(LyXFont & font, LyXFont::FONT_SHAPE shape)
        : Changer<LyXFont, LyXFont::FONT_SHAPE>(font)
 {
@@ -98,6 +121,7 @@ ShapeChanger::ShapeChanger(LyXFont & font, LyXFont::FONT_SHAPE shape)
        orig_.setShape(shape);
 }
 
+
 ShapeChanger::~ShapeChanger()
 {
        orig_.setShape(save_);
@@ -108,10 +132,11 @@ ShapeChanger::~ShapeChanger()
 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 } };
+       static const int diff[4][4] =
+               { { 0, 0, -3, -5 },
+                 { 0, 0, -3, -5 },
+                 { 3, 3,  0, -2 },
+                 { 5, 5,  2,  0 } };
        save_ = mb;
        int t = diff[mb.style][style];
        if (t > 0)
@@ -135,10 +160,26 @@ FontSetChanger::FontSetChanger(MetricsBase & mb, char const * name)
        :       Changer<MetricsBase>(mb)
 {
        save_ = mb;
+       LyXFont::FONT_SIZE oldsize = save_.font.size();
        mb.fontname = name;
+       mb.font = LyXFont();
+       augmentFont(mb.font, from_ascii(name));
+       mb.font.setSize(oldsize);
+}
+
+
+FontSetChanger::FontSetChanger(MetricsBase & mb, docstring const & name)
+       :       Changer<MetricsBase>(mb)
+{
+       save_ = mb;
+       LyXFont::FONT_SIZE oldsize = save_.font.size();
+       mb.fontname = to_utf8(name);
+       mb.font = LyXFont();
        augmentFont(mb.font, name);
+       mb.font.setSize(oldsize);
 }
 
+
 FontSetChanger::~FontSetChanger()
 {
        orig_ = save_;
@@ -149,8 +190,7 @@ WidthChanger::WidthChanger(MetricsBase & mb, int w)
        :       Changer<MetricsBase>(mb)
 {
        save_ = mb;
-       mb.restrictwidth = true;
-       mb.textwidth     = w;
+       mb.textwidth = w;
 }
 
 
@@ -158,3 +198,22 @@ WidthChanger::~WidthChanger()
 {
        orig_ = save_;
 }
+
+
+
+
+ColorChanger::ColorChanger(LyXFont & font, string const & color)
+       : Changer<LyXFont, string>(font)
+{
+       save_ = lcolor.getFromLyXName(color);
+       font.setColor(lcolor.getFromLyXName(color));
+}
+
+
+ColorChanger::~ColorChanger()
+{
+       orig_.setColor(lcolor.getFromLyXName(save_));
+}
+
+
+} // namespace lyx