]> git.lyx.org Git - lyx.git/blobdiff - src/mathed/InsetMathGrid.cpp
... and RELEASE-NOTES
[lyx.git] / src / mathed / InsetMathGrid.cpp
index 536f4bd163a671347d7a15150f7da6c407a1d4bb..018c96f8e2ac7778a87d6cdccd0a8887b2495bea 100644 (file)
 #include "Buffer.h"
 #include "BufferParams.h"
 #include "BufferView.h"
-#include "CutAndPaste.h"
-#include "FuncStatus.h"
 #include "Cursor.h"
+#include "CutAndPaste.h"
 #include "FuncRequest.h"
+#include "FuncStatus.h"
+#include "LaTeXFeatures.h"
+#include "TexRow.h"
 
 #include "frontends/Clipboard.h"
 #include "frontends/Painter.h"
@@ -34,7 +36,6 @@
 #include "support/docstream.h"
 #include "support/gettext.h"
 #include "support/lstrings.h"
-
 #include "support/lassert.h"
 
 #include <sstream>
@@ -81,7 +82,7 @@ static void resetGrid(InsetMathGrid & grid)
 
 
 InsetMathGrid::CellInfo::CellInfo()
-       : multi_(CELL_NORMAL), glue_(0), begin_(0), end_(0)
+       : multi_(CELL_NORMAL)
 {}
 
 
@@ -181,7 +182,7 @@ void InsetMathGrid::setDefaults()
 bool InsetMathGrid::interpretString(Cursor & cur, docstring const & str)
 {
        if (str == "\\hline") {
-               FuncRequest fr = FuncRequest(LFUN_INSET_MODIFY, "tabular add-hline-above");
+               FuncRequest fr = FuncRequest(LFUN_TABULAR_FEATURE, "add-hline-above");
                FuncStatus status;
                if (getStatus(cur, fr, status)) {
                        if (status.enabled()) {
@@ -486,7 +487,7 @@ void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
                colinfo_[col].offset_ =
                        colinfo_[col - 1].offset_ +
                        colinfo_[col - 1].width_ +
-                       colinfo_[col - 1].skip_ +
+                       displayColSpace(col - 1) +
                        colsep() +
                        colinfo_[col].lines_ * vlinesep();
        }
@@ -508,7 +509,7 @@ void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
                        int const nextoffset =
                                colinfo_[first].offset_ +
                                wid +
-                               colinfo_[last].skip_ +
+                               displayColSpace(last) +
                                colsep() +
                                colinfo_[last+1].lines_ * vlinesep();
                        int const dx = nextoffset - colinfo_[last+1].offset_;
@@ -617,27 +618,35 @@ void InsetMathGrid::drawWithMargin(PainterInfo & pi, int x, int y,
                        col_type const c = col(idx);
                        if (r > 0 && r < nrows()) {
                                for (unsigned int i = 0; i < rowinfo_[r].lines_; ++i) {
-                                       int yy = y + rowinfo_[r].offset_
+                                       int const yy = y + rowinfo_[r].offset_
                                                - rowinfo_[r].ascent_
                                                - i * hlinesep()
                                                - hlinesep()/2 - rowsep()/2;
-                                       pi.pain.line(
-                                               x + lmargin + colinfo_[c].offset_,
-                                               yy,
-                                               x + lmargin + colinfo_[c+1].offset_,
-                                               yy, Color_foreground);
+                                       int const xx1 = x + lmargin + colinfo_[c].offset_;
+                                       int const xx2 = (c + 1 == ncols()) ?
+                                               // last column
+                                               xx1 + colinfo_[c].width_ :
+                                               // first columns
+                                               x + lmargin + colinfo_[c+1].offset_;
+                                       pi.pain.line(xx1, yy, xx2, yy, Color_foreground);
                                }
                        }
                        if (c > 0 && c < ncols()) {
                                for (unsigned int i = 0; i < colinfo_[c].lines_; ++i) {
-                                       int xx = x + lmargin
+                                       int const xx = x + lmargin
                                                + colinfo_[c].offset_
                                                - i * vlinesep()
                                                - vlinesep()/2 - colsep()/2;
-                                       pi.pain.line(xx,
-                                               rowinfo_[r].offset_ - rowinfo_[r].ascent_,
-                                               xx,
-                                               rowinfo_[r].offset_ + rowinfo_[r].descent_,
+                                       int top_offset;
+                                       // prevRowHasLine needs to be changed if multicolumn lines are supported
+                                       bool const prevRowHasLine(r > 0);
+                                       if (prevRowHasLine)
+                                               // start from offset of previous row to create a continous line
+                                               top_offset = rowinfo_[r - 1].offset_ + rowinfo_[r - 1].descent_;
+                                       else
+                                               top_offset = rowinfo_[r].offset_- rowinfo_[r].ascent_;
+                                       pi.pain.line(xx, y + top_offset,
+                                               xx, y + rowinfo_[r].offset_ + rowinfo_[r].descent_,
                                                Color_foreground);
                                }
                        }
@@ -741,7 +750,7 @@ void InsetMathGrid::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
                colinfo_[col].offset_ =
                        colinfo_[col - 1].offset_ +
                        colinfo_[col - 1].width_ +
-                       colinfo_[col - 1].skip_ +
+                       displayColSpace(col - 1) +
                        1 ; //colsep() +
                        //colinfo_[col].lines_ * vlinesep();
        }
@@ -953,7 +962,7 @@ int InsetMathGrid::cellWidth(idx_type idx) const
                col_type c2 = c1 + ncellcols(idx);
                return colinfo_[c2].offset_
                        - colinfo_[c1].offset_
-                       - colinfo_[c2].skip_
+                       - displayColSpace(c2)
                        - colsep()
                        - colinfo_[c2].lines_ * vlinesep();
        }
@@ -1237,6 +1246,20 @@ void InsetMathGrid::htmlize(HtmlStream & os) const
 }
 
 
+void InsetMathGrid::validate(LaTeXFeatures & features) const
+{
+       if (features.runparams().math_flavor == OutputParams::MathAsHTML
+           && (nrows() > 1 || ncols() > 1)) {
+               // CSS taken from InsetMathCases
+               features.addCSSSnippet(
+                       "table.mathtable{display: inline-block; text-align: center; border: none;"
+                       "border-left: thin solid black; vertical-align: middle; padding-left: 0.5ex;}\n"
+                       "table.mathtable td {text-align: left; border: none;}");
+       }
+       InsetMathNest::validate(features);
+}
+
+
 void InsetMathGrid::write(WriteStream & os) const
 {
        write(os, 0, 0, nrows(), ncols());
@@ -1269,13 +1292,13 @@ void InsetMathGrid::write(WriteStream & os,
                for (col_type col = beg_col; col < end_col;) {
                        int nccols = 1;
                        idx_type const idx = index(row, col);
-                       TexRow::RowEntry entry = os.texrow().mathEntry(id(),idx);
-                       os.texrow().startMath(id(),idx);
+                       RowEntry entry = TexRow::mathEntry(id(),idx);
+                       os.texrow().start(entry);
                        if (col >= lastcol) {
                                ++col;
                                continue;
                        }
-                       os.pushRowEntry(entry);
+                       Changer dummy = os.changeRowEntry(entry);
                        if (cellinfo_[idx].multi_ == CELL_BEGIN_OF_MULTICOLUMN) {
                                size_t s = col + 1;
                                while (s < ncols() &&
@@ -1293,7 +1316,6 @@ void InsetMathGrid::write(WriteStream & os,
                                os << '}';
                        os << eocString(col + nccols - 1, lastcol);
                        col += nccols;
-                       os.popRowEntry();
                }
                eol = eolString(row, os.fragile(), os.latex(), last_eoln);
                os << eol;
@@ -1378,6 +1400,11 @@ char InsetMathGrid::displayColAlign(idx_type idx) const
 }
 
 
+int InsetMathGrid::displayColSpace(col_type col) const
+{
+       return colinfo_[col].skip_;
+}
+
 void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
        //lyxerr << "*** InsetMathGrid: request: " << cmd << endl;
@@ -1411,7 +1438,7 @@ void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_CELL_BACKWARD:
                // See below.
-               cur.setSelection(false);
+               cur.selection(false);
                if (!idxPrev(cur)) {
                        cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
                        cur.undispatched();
@@ -1421,7 +1448,7 @@ void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_CELL_FORWARD:
                // Can't handle selection by additional 'shift' as this is
                // hard bound to LFUN_CELL_BACKWARD
-               cur.setSelection(false);
+               cur.selection(false);
                if (!idxNext(cur)) {
                        cmd = FuncRequest(LFUN_FINISHED_FORWARD);
                        cur.undispatched();
@@ -1450,17 +1477,12 @@ void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
                break;
        }
 
-       case LFUN_INSET_MODIFY: {
+       case LFUN_TABULAR_FEATURE: {
                cur.recordUndoInset();
                //lyxerr << "handling tabular-feature " << to_utf8(cmd.argument()) << endl;
                istringstream is(to_utf8(cmd.argument()));
                string s;
                is >> s;
-               if (s != "tabular") {
-                       InsetMathNest::doDispatch(cur, cmd);
-                       return;
-               }
-               is >> s;
                if (s == "valign-top")
                        setVerticalAlignment('t');
                else if (s == "valign-middle")
@@ -1581,7 +1603,7 @@ void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
                cap::replaceSelection(cur);
                docstring topaste;
                if (cmd.argument().empty() && !theClipboard().isInternal())
-                       topaste = theClipboard().getAsText(Clipboard::PlainTextType);
+                       topaste = theClipboard().getAsText(frontend::Clipboard::PlainTextType);
                else {
                        idocstringstream is(cmd.argument());
                        int n = 0;
@@ -1597,7 +1619,7 @@ void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
                        }
 
                bool hline_enabled = false;
-               FuncRequest fr = FuncRequest(LFUN_INSET_MODIFY, "tabular add-hline-above");
+               FuncRequest fr = FuncRequest(LFUN_TABULAR_FEATURE, "add-hline-above");
                FuncStatus status;
                if (getStatus(cur, fr, status))
                        hline_enabled = status.enabled();
@@ -1727,14 +1749,8 @@ bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
                FuncStatus & status) const
 {
        switch (cmd.action()) {
-       case LFUN_INSET_MODIFY: {
-               istringstream is(to_utf8(cmd.argument()));
-               string s;
-               is >> s;
-               if (s != "tabular") {
-                       // We only now about table actions here.
-                       break;
-               }
+       case LFUN_TABULAR_FEATURE: {
+               string s = cmd.getArg(0);
                if (&cur.inset() != this) {
                        // Table actions requires that the cursor is _inside_ the
                        // table.
@@ -1742,7 +1758,6 @@ bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
                        status.message(from_utf8(N_("Cursor not in table")));
                        return true;
                }
-               is >> s;
                if (nrows() <= 1 && (s == "delete-row" || s == "swap-row")) {
                        status.setEnabled(false);
                        status.message(from_utf8(N_("Only one row")));
@@ -1797,7 +1812,8 @@ bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
                } else {
                        status.setEnabled(false);
                        status.message(bformat(
-                               from_utf8(N_("Unknown tabular feature '%1$s'")), lyx::from_ascii(s)));
+                           from_utf8(N_("Unknown tabular feature '%1$s'")),
+                           from_utf8(s)));
                }
 
 #if 0
@@ -1838,4 +1854,69 @@ bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
 }
 
 
+// static
+char InsetMathGrid::colAlign(HullType type, col_type col)
+{
+       switch (type) {
+       case hullEqnArray:
+               return "rcl"[col % 3];
+
+       case hullMultline:
+       case hullGather:
+               return 'c';
+
+       case hullAlign:
+       case hullAlignAt:
+       case hullXAlignAt:
+       case hullXXAlignAt:
+       case hullFlAlign:
+               return "rl"[col & 1];
+
+       case hullUnknown:
+       case hullNone:
+       case hullSimple:
+       case hullEquation:
+       case hullRegexp:
+               return 'c';
+       }
+       // avoid warning
+       return 'c';
+}
+
+
+//static
+int InsetMathGrid::colSpace(HullType type, col_type col)
+{
+       int alignInterSpace = 0;
+       switch (type) {
+       case hullUnknown:
+       case hullNone:
+       case hullSimple:
+       case hullEquation:
+       case hullMultline:
+       case hullGather:
+       case hullRegexp:
+               return 0;
+
+       case hullEqnArray:
+               return 5;
+
+       case hullAlign:
+               alignInterSpace = 20;
+               break;
+       case hullAlignAt:
+               alignInterSpace = 0;
+               break;
+       case hullXAlignAt:
+               alignInterSpace = 40;
+               break;
+       case hullXXAlignAt:
+       case hullFlAlign:
+               alignInterSpace = 60;
+               break;
+       }
+       return (col % 2) ? alignInterSpace : 0;
+}
+
+
 } // namespace lyx