2001-12-05 08:04:20 +00:00
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#include <config.h>
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2001-02-26 12:53:35 +00:00
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#ifdef __GNUG__
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#pragma implementation
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#endif
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2001-02-13 13:28:32 +00:00
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#include "math_decorationinset.h"
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2001-11-08 12:15:12 +00:00
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#include "math_support.h"
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2001-02-13 13:28:32 +00:00
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#include "math_parser.h"
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2001-11-08 12:06:56 +00:00
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#include "math_mathmlstream.h"
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2001-12-05 08:04:20 +00:00
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#include "math_streamstr.h"
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2002-06-25 03:56:30 +00:00
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#include "support/LOstream.h"
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2002-06-24 20:28:12 +00:00
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2001-02-13 13:28:32 +00:00
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2001-09-03 15:22:55 +00:00
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MathDecorationInset::MathDecorationInset(string const & name)
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: MathNestInset(1), name_(name)
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{}
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2001-02-13 13:28:32 +00:00
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2001-06-28 10:25:20 +00:00
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MathInset * MathDecorationInset::clone() const
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2002-03-21 17:42:56 +00:00
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{
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2001-02-20 10:49:48 +00:00
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return new MathDecorationInset(*this);
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2001-02-13 13:28:32 +00:00
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}
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2001-08-15 06:53:25 +00:00
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bool MathDecorationInset::upper() const
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{
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2002-02-08 09:42:59 +00:00
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return name_.substr(0, 5) != "under";
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2001-08-15 06:53:25 +00:00
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}
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2001-09-11 10:58:17 +00:00
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bool MathDecorationInset::isScriptable() const
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{
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2001-09-12 13:23:39 +00:00
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return
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name_ == "overbrace" ||
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name_ == "underbrace" ||
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name_ == "overleftarrow" ||
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name_ == "overrightarrow" ||
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name_ == "overleftrightarrow" ||
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2002-02-08 08:08:11 +00:00
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name_ == "underleftarrow" ||
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2002-03-07 17:24:55 +00:00
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name_ == "underrightarrow" ||
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name_ == "underleftrightarrow";
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2001-09-11 10:58:17 +00:00
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}
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2001-08-15 06:53:25 +00:00
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bool MathDecorationInset::protect() const
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{
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return
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2001-09-03 15:22:55 +00:00
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name_ == "overbrace" ||
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name_ == "underbrace" ||
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name_ == "overleftarrow" ||
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2002-02-08 08:08:11 +00:00
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name_ == "overrightarrow" ||
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2002-03-07 17:24:55 +00:00
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name_ == "overleftrightarrow" ||
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2002-02-08 08:08:11 +00:00
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name_ == "underleftarrow" ||
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2002-03-07 17:24:55 +00:00
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name_ == "underrightarrow" ||
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name_ == "underleftrightarrow";
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2001-08-15 06:53:25 +00:00
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}
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2001-02-13 13:28:32 +00:00
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2001-09-12 15:56:09 +00:00
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bool MathDecorationInset::wide() const
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{
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return
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2001-10-13 14:39:18 +00:00
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name_ == "overline" ||
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name_ == "underline" ||
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2001-09-12 15:56:09 +00:00
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name_ == "overbrace" ||
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name_ == "underbrace" ||
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name_ == "overleftarrow" ||
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name_ == "overrightarrow" ||
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2002-03-07 17:24:55 +00:00
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name_ == "overleftrightarrow" ||
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2001-09-12 15:56:09 +00:00
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name_ == "widehat" ||
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2002-02-08 08:08:11 +00:00
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name_ == "widetilde" ||
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name_ == "underleftarrow" ||
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2002-03-07 17:24:55 +00:00
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name_ == "underrightarrow" ||
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name_ == "underleftrightarrow";
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2001-09-12 15:56:09 +00:00
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}
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2002-05-30 07:09:54 +00:00
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void MathDecorationInset::metrics(MathMetricsInfo & mi) const
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{
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2002-03-19 16:55:58 +00:00
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xcell(0).metrics(mi);
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2002-07-11 11:27:24 +00:00
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dim_ = xcell(0).dim();
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dh_ = 6; //mathed_char_height(LM_TC_VAR, mi, 'I', ascent_, descent_);
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dw_ = 6; //mathed_char_width(LM_TC_VAR, mi, 'x');
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2001-06-25 00:06:33 +00:00
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2001-08-15 06:53:25 +00:00
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if (upper()) {
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dy_ = -dim_.a - dh_;
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dim_.a += dh_ + 1;
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2001-02-13 13:28:32 +00:00
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} else {
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dy_ = dim_.d + 1;
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dim_.d += dh_ + 2;
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2001-02-13 13:28:32 +00:00
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}
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2002-06-24 15:37:14 +00:00
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2002-07-11 11:27:24 +00:00
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metricsMarkers();
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2001-02-13 13:28:32 +00:00
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}
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2001-09-03 15:22:55 +00:00
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2002-06-24 15:37:14 +00:00
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void MathDecorationInset::draw(MathPainterInfo & pi, int x, int y) const
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2002-03-21 17:42:56 +00:00
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{
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2002-06-24 15:37:14 +00:00
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xcell(0).draw(pi, x + 1, y);
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2002-03-21 17:42:56 +00:00
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if (wide())
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2002-07-11 11:27:24 +00:00
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mathed_draw_deco(pi, x + 1, y + dy_, width(), dh_, name_);
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2002-03-19 16:55:58 +00:00
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else
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2002-07-11 11:27:24 +00:00
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mathed_draw_deco(pi, x + 1 + (width() - dw_) / 2, y + dy_, dw_, dh_, name_);
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2002-06-24 15:37:14 +00:00
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drawMarkers(pi, x, y);
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2001-07-05 14:48:45 +00:00
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}
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2001-02-13 13:28:32 +00:00
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2001-11-09 08:35:57 +00:00
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void MathDecorationInset::write(WriteStream & os) const
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2001-02-13 13:28:32 +00:00
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{
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2001-12-03 16:24:50 +00:00
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if (os.fragile() && protect())
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os << "\\protect";
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2001-12-05 08:04:20 +00:00
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os << '\\' << name_ << '{' << cell(0) << '}';
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2001-07-13 07:55:55 +00:00
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}
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2001-08-15 06:53:25 +00:00
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2001-11-09 08:35:57 +00:00
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void MathDecorationInset::normalize(NormalStream & os) const
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2001-07-13 07:55:55 +00:00
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{
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2001-12-05 08:04:20 +00:00
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os << "[deco " << name_ << ' ' << cell(0) << ']';
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2001-02-13 13:28:32 +00:00
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}
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2002-06-24 15:37:14 +00:00
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void MathDecorationInset::infoize(std::ostream & os) const
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{
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os << "Deco: " << name_;
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}
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