mirror of
https://git.lyx.org/repos/lyx.git
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a58158344d
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6194 a592a061-630c-0410-9148-cb99ea01b6c8
348 lines
6.4 KiB
C
348 lines
6.4 KiB
C
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#include "math_nestinset.h"
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#include "math_cursor.h"
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#include "math_mathmlstream.h"
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#include "math_parser.h"
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#include "funcrequest.h"
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#include "debug.h"
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#include "BufferView.h"
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#include "frontends/Painter.h"
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MathNestInset::MathNestInset(idx_type nargs)
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: MathDimInset(), cells_(nargs), lock_(false)
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{}
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MathInset::idx_type MathNestInset::nargs() const
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{
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return cells_.size();
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}
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MathArray & MathNestInset::cell(idx_type i)
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{
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return cells_[i];
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}
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MathArray const & MathNestInset::cell(idx_type i) const
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{
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return cells_[i];
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}
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void MathNestInset::getPos(idx_type idx, pos_type pos, int & x, int & y) const
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{
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MathArray const & ar = cell(idx);
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x = ar.xo() + ar.pos2x(pos);
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y = ar.yo();
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// move cursor visually into empty cells ("blue rectangles");
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if (cell(idx).empty())
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x += 2;
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}
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void MathNestInset::substitute(MathMacro const & m)
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{
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for (idx_type i = 0; i < nargs(); ++i)
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cell(i).substitute(m);
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}
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void MathNestInset::metrics(MathMetricsInfo const & mi) const
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{
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MathMetricsInfo m = mi;
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for (idx_type i = 0; i < nargs(); ++i)
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cell(i).metrics(m);
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}
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void MathNestInset::metricsMarkers(int frame) const
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{
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dim_.d += frame;
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dim_.w += 2 * frame;
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}
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void MathNestInset::metricsMarkers2(int frame) const
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{
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dim_.a += frame;
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dim_.d += frame;
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dim_.w += 2 * frame;
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}
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bool MathNestInset::idxNext(idx_type & idx, pos_type & pos) const
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{
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if (idx + 1 >= nargs())
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return false;
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++idx;
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pos = 0;
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return true;
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}
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bool MathNestInset::idxRight(idx_type & idx, pos_type & pos) const
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{
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return idxNext(idx, pos);
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}
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bool MathNestInset::idxPrev(idx_type & idx, pos_type & pos) const
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{
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if (idx == 0)
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return false;
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--idx;
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pos = cell(idx).size();
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return true;
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}
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bool MathNestInset::idxLeft(idx_type & idx, pos_type & pos) const
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{
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return idxPrev(idx, pos);
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}
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bool MathNestInset::idxFirst(idx_type & i, pos_type & pos) const
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{
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if (nargs() == 0)
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return false;
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i = 0;
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pos = 0;
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return true;
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}
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bool MathNestInset::idxLast(idx_type & i, pos_type & pos) const
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{
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if (nargs() == 0)
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return false;
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i = nargs() - 1;
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pos = cell(i).size();
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return true;
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}
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bool MathNestInset::idxHome(idx_type & /* idx */, pos_type & pos) const
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{
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if (pos == 0)
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return false;
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pos = 0;
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return true;
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}
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bool MathNestInset::idxEnd(idx_type & idx, pos_type & pos) const
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{
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pos_type n = cell(idx).size();
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if (pos == n)
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return false;
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pos = n;
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return true;
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}
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void MathNestInset::dump() const
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{
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WriteStream os(lyxerr);
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os << "---------------------------------------------\n";
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write(os);
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os << "\n";
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for (idx_type i = 0; i < nargs(); ++i)
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os << cell(i) << "\n";
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os << "---------------------------------------------\n";
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}
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//void MathNestInset::draw(MathPainterInfo & pi, int x, int y) const
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void MathNestInset::draw(MathPainterInfo &, int, int) const
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{
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#if 0
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if (lock_)
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pi.pain.fillRectangle(x, y - ascent(), width(), height(),
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LColor::mathlockbg);
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#endif
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}
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void MathNestInset::drawSelection(MathPainterInfo & pi,
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idx_type idx1, pos_type pos1, idx_type idx2, pos_type pos2) const
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{
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if (idx1 == idx2) {
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MathArray const & c = cell(idx1);
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int x1 = c.xo() + c.pos2x(pos1);
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int y1 = c.yo() - c.ascent();
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int x2 = c.xo() + c.pos2x(pos2);
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int y2 = c.yo() + c.descent();
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pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
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} else {
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for (idx_type i = 0; i < nargs(); ++i) {
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if (idxBetween(i, idx1, idx2)) {
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MathArray const & c = cell(i);
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int x1 = c.xo();
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int y1 = c.yo() - c.ascent();
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int x2 = c.xo() + c.width();
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int y2 = c.yo() + c.descent();
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pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
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}
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}
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}
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}
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void MathNestInset::drawMarkers(MathPainterInfo & pi, int x, int y) const
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{
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if (!editing())
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return;
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int t = x + width() - 1;
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int d = y + descent();
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pi.pain.line(x, d - 3, x, d, LColor::mathframe);
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pi.pain.line(t, d - 3, t, d, LColor::mathframe);
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pi.pain.line(x, d, x + 3, d, LColor::mathframe);
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pi.pain.line(t - 2, d, t, d, LColor::mathframe);
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}
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void MathNestInset::drawMarkers2(MathPainterInfo & pi, int x, int y) const
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{
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if (!editing())
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return;
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drawMarkers(pi, x, y);
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int t = x + width() - 1;
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int a = y - ascent();
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pi.pain.line(x, a + 3, x, a, LColor::mathframe);
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pi.pain.line(t, a + 3, t, a, LColor::mathframe);
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pi.pain.line(x, a, x + 3, a, LColor::mathframe);
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pi.pain.line(t - 2, a, t, a, LColor::mathframe);
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}
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void MathNestInset::validate(LaTeXFeatures & features) const
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{
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for (idx_type i = 0; i < nargs(); ++i)
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cell(i).validate(features);
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}
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bool MathNestInset::match(MathAtom const & at) const
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{
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if (nargs() != at->nargs())
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return false;
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for (idx_type i = 0; i < nargs(); ++i)
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if (!cell(i).match(at->cell(i)))
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return false;
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return true;
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}
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void MathNestInset::replace(ReplaceData & rep)
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{
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for (idx_type i = 0; i < nargs(); ++i)
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cell(i).replace(rep);
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}
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bool MathNestInset::contains(MathArray const & ar) const
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{
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for (idx_type i = 0; i < nargs(); ++i)
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if (cell(i).contains(ar))
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return true;
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return false;
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}
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bool MathNestInset::editing() const
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{
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return mathcursor && mathcursor->isInside(this);
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}
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bool MathNestInset::lock() const
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{
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return lock_;
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}
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void MathNestInset::lock(bool l)
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{
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lock_ = l;
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}
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bool MathNestInset::isActive() const
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{
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return nargs() > 0;
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}
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MathArray MathNestInset::glue() const
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{
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MathArray ar;
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for (unsigned i = 0; i < nargs(); ++i)
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ar.append(cell(i));
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return ar;
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}
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void MathNestInset::write(WriteStream & os) const
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{
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os << '\\' << name().c_str();
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for (unsigned i = 0; i < nargs(); ++i)
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os << '{' << cell(i) << '}';
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if (nargs() == 0)
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os.pendingSpace(true);
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if (lock_ && !os.latex()) {
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os << "\\lyxlock";
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os.pendingSpace(true);
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}
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}
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void MathNestInset::normalize(NormalStream & os) const
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{
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os << '[' << name().c_str();
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for (unsigned i = 0; i < nargs(); ++i)
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os << ' ' << cell(i);
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os << ']';
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}
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void MathNestInset::notifyCursorLeaves(idx_type idx)
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{
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cell(idx).notifyCursorLeaves();
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}
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dispatch_result MathNestInset::dispatch
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(FuncRequest const & cmd, idx_type & idx, pos_type & pos)
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{
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BufferView * bv = cmd.view();
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switch (cmd.action) {
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case LFUN_PASTE: {
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MathArray ar;
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mathed_parse_cell(ar, cmd.argument);
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cell(idx).insert(pos, ar);
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pos += ar.size();
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return DISPATCHED;
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}
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case LFUN_PASTESELECTION:
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return
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dispatch(
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FuncRequest(bv, LFUN_PASTE, bv->getClipboard()), idx, pos);
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case LFUN_MOUSE_PRESS:
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if (cmd.button() == mouse_button::button2)
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return dispatch(FuncRequest(bv, LFUN_PASTESELECTION), idx, pos);
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return UNDISPATCHED;
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default:
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return MathInset::dispatch(cmd, idx, pos);
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}
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return UNDISPATCHED;
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}
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