7 #include "math_xyarrowinset.h"
8 #include "math_xymatrixinset.h"
9 #include "math_mathmlstream.h"
10 #include "math_streamstr.h"
11 #include "math_support.h"
12 #include "frontends/Painter.h"
19 MathXYArrowInset::MathXYArrowInset()
24 MathInset * MathXYArrowInset::clone() const
26 return new MathXYArrowInset(*this);
30 MathXYMatrixInset const * MathXYArrowInset::targetMatrix() const
36 MathXArray const & MathXYArrowInset::targetCell() const
38 MathXYMatrixInset const * p = targetMatrix();
41 MathArray const & t = cell(0);
42 for (MathArray::const_iterator it = t.begin(); it != t.end(); ++it) {
43 switch ((*it)->getChar()) {
50 //lyxerr << "target: x: " << x << " y: " << y << "\n";
51 MathInset::idx_type n = mi_.idx + p->ncols() * y + x;
52 if (n >= p->nargs()) {
53 lyxerr << "source: n: " << mi_.idx << "\n";
54 lyxerr << "target: n: " << n << " out of range\n";
61 MathXArray const & MathXYArrowInset::sourceCell() const
63 return targetMatrix()->xcell(mi_.idx);
67 void MathXYArrowInset::metrics(MathMetricsInfo & mi) const
69 MathNestInset::metrics(mi);
71 MathFontSetChanger dummy(mi.base, "textrm");
72 target_ = mi.inset ? mi.inset->asXYMatrixInset() : 0;
75 int w = mathed_string_width(mi.base.font, "target: ");
76 width_ = w + max(xcell(0).width(), xcell(1).width());
77 ascent_ = xcell(0).ascent();
78 descent_ = xcell(0).descent() + xcell(1).height() + 10;
83 //mathed_string_dim(font_, "X", ascent_, descent_, width_);
88 void MathXYArrowInset::draw(MathPainterInfo & pi, int x, int y) const
91 MathFontSetChanger dummy(pi.base, "textrm");
98 mathed_string_dim(pi.base.font, "target: ", lasc, ldes, lwid);
100 xcell(0).draw(pi, x + lwid, y);
101 drawStr(pi, pi.base.font, x + 3, y, "target");
102 y += max(xcell(0).descent(), ldes) + 5;
104 y += max(xcell(1).ascent(), lasc) + 5;
105 xcell(1).draw(pi, x + lwid, y);
106 drawStr(pi, pi.base.font, x + 3, y, "label");
110 //drawStr(pi, font_, x, y, "X");
111 MathXArray const & s = sourceCell();
112 MathXArray const & t = targetCell();
113 pi.pain.line(s.xm(), s.ym(), t.xm(), t.ym(), LColor::math);
114 xcell(1).draw(pi, (s.xm() + t.xm())/2, (s.ym() + t.ym())/2);
120 void MathXYArrowInset::write(WriteStream & os) const
124 os << "[" << cell(0) << "]";
126 os << (up_ ? "^" : "_") << "{" << cell(1) << "}";
131 void MathXYArrowInset::normalize(NormalStream & os) const
134 MathNestInset::normalize(os);