X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2FInsetCaptionable.cpp;h=474eaf059e7fa14ed022ae0cc0b0907b0e96493c;hb=8124e6c02ea1fd6779bb6c47ffe2bca2c8bd2d97;hp=f90776ab0408541f1dd672470239359efbd7ac97;hpb=9b7ccbfc8016398705583d6973395dfb46dceb8f;p=lyx.git

diff --git a/src/insets/InsetCaptionable.cpp b/src/insets/InsetCaptionable.cpp
index f90776ab04..474eaf059e 100644
--- a/src/insets/InsetCaptionable.cpp
+++ b/src/insets/InsetCaptionable.cpp
@@ -13,15 +13,22 @@
 
 #include <config.h>
 
+#include "InsetBox.h"
 #include "InsetCaptionable.h"
+#include "InsetCaption.h"
+#include "InsetLabel.h"
 
 #include "Buffer.h"
 #include "BufferParams.h"
 #include "BufferView.h"
 #include "FloatList.h"
+#include "InsetList.h"
+#include "output_xhtml.h"
 #include "TextClass.h"
 #include "TocBackend.h"
 
+#include "support/docstream.h"
+
 using namespace std;
 
 
@@ -40,26 +47,133 @@ docstring InsetCaptionable::floatName(string const & type) const
 	BufferParams const & bp = buffer().params();
 	FloatList const & floats = bp.documentClass().floats();
 	FloatList::const_iterator it = floats[type];
-	// FIXME UNICODE
-	return (it == floats.end()) ? from_ascii(type) : bp.B_(it->second.name());
+	return (it == floats.end()) ? from_utf8(type) : bp.B_(it->second.name());
+}
+
+
+InsetCaption const * InsetCaptionable::getCaptionInset() const
+{
+	ParagraphList::const_iterator pit = paragraphs().begin();
+	for (; pit != paragraphs().end(); ++pit) {
+		InsetList::const_iterator it = pit->insetList().begin();
+		for (; it != pit->insetList().end(); ++it) {
+			Inset & inset = *it->inset;
+			if (inset.lyxCode() == CAPTION_CODE) {
+				InsetCaption const * ins =
+					static_cast<InsetCaption const *>(it->inset);
+				return ins;
+			}
+		}
+	}
+	return nullptr;
+}
+
+
+InsetLabel const * InsetCaptionable::getLabelInset() const
+{
+	// A wrong hypothesis would be to limit the search to the caption: it is most likely there, but not necessarily!
+
+	// Iterate through the contents of the inset.
+	auto const end = paragraphs().end();
+	for (auto par = paragraphs().begin(); par != end; ++par) {
+		for (pos_type pos = 0; pos < par->size(); ++pos) {
+			const Inset * inset = par->getInset(pos);
+
+			// If this inset is a subfigure, skip it. Otherwise, you would return the label for the subfigure.
+			if (dynamic_cast<const InsetBox *>(inset)) {
+				continue;
+			}
+
+			// Maybe an inset is directly a label, in which case no more work is needed.
+			if (inset && dynamic_cast<const InsetLabel *>(inset))
+				return dynamic_cast<const InsetLabel *>(inset);
+
+			// More likely, the label is hidden in an inset of a paragraph (only if a subtype of InsetText). Thus,
+			// dig into that text.
+			if (!dynamic_cast<const InsetText *>(inset))
+				continue;
+
+			auto insetAsText = dynamic_cast<const InsetText *>(inset);
+			auto itIn = insetAsText->paragraphs().begin();
+			auto endIn = insetAsText->paragraphs().end();
+			for (; itIn != endIn; ++itIn) {
+				for (pos_type posIn = 0; posIn < itIn->size(); ++posIn) {
+					const Inset *insetIn = itIn->getInset(posIn);
+					if (insetIn && dynamic_cast<const InsetLabel *>(insetIn)) {
+						return dynamic_cast<const InsetLabel *>(insetIn);
+					}
+				}
+			}
+
+			// Obviously, this solution does not scale with more levels of paragraphs and insets, but this should
+			// be enough: it is only used in captions.
+		}
+	}
+
+	return nullptr;
+}
+
+
+docstring InsetCaptionable::getCaptionText(OutputParams const & runparams) const
+{
+	InsetCaption const * ins = getCaptionInset();
+	if (!ins)
+		return docstring();
+
+	odocstringstream ods;
+	ins->getCaptionAsPlaintext(ods, runparams);
+	return ods.str();
+}
+
+
+docstring InsetCaptionable::getCaptionDocBook(OutputParams const & runparams) const
+{
+	InsetCaption const * ins = getCaptionInset();
+	if (ins == nullptr)
+		return docstring();
+
+	odocstringstream ods;
+	XMLStream xs(ods);
+	ins->getCaptionAsDocBook(xs, runparams);
+	return ods.str();
+}
+
+
+docstring InsetCaptionable::getCaptionHTML(OutputParams const & runparams) const
+{
+	InsetCaption const * ins = getCaptionInset();
+	if (ins == 0)
+		return docstring();
+
+	odocstringstream ods;
+	XMLStream xs(ods);
+	docstring def = ins->getCaptionAsHTML(xs, runparams);
+	if (!def.empty())
+		// should already have been escaped
+		xs << XMLStream::ESCAPE_NONE << def << '\n';
+	return ods.str();
 }
 
 
-void InsetCaptionable::addToToc(DocIterator const & cpit, bool output_active) const
+void InsetCaptionable::addToToc(DocIterator const & cpit, bool output_active,
+								UpdateType utype, TocBackend & backend) const
 {
 	DocIterator pit = cpit;
 	pit.push_back(CursorSlice(const_cast<InsetCaptionable &>(*this)));
 	docstring str;
-	int length = output_active ? INT_MAX : TOC_ENTRY_LENGTH;
-	text().forOutliner(str, length);
-	shared_ptr<TocBuilder> b = buffer().tocBackend().builder(caption_type_);
-	b->pushItem(pit, str, output_active);
+	// Leave str empty if we generate for output (e.g. xhtml lists of figures).
+	// This ensures that there is a caption if and only if the string is
+	// non-empty.
+	if (utype != OutputUpdate)
+		text().forOutliner(str, TOC_ENTRY_LENGTH);
+	TocBuilder & b = backend.builder(caption_type_);
+	b.pushItem(pit, str, output_active);
 	// Proceed with the rest of the inset.
-	InsetCollapsable::addToToc(cpit, output_active);
-	b->pop();
+	InsetCollapsible::addToToc(cpit, output_active, utype, backend);
+	b.pop();
 }
 
-void InsetCaptionable::updateBuffer(ParIterator const & it, UpdateType utype)
+void InsetCaptionable::updateBuffer(ParIterator const & it, UpdateType utype, bool const deleted)
 {
 	Counters & cnts =
 		buffer().masterBuffer()->params().documentClass().counters();
@@ -76,7 +190,7 @@ void InsetCaptionable::updateBuffer(ParIterator const & it, UpdateType utype)
 	// Tell captions what the current float is
 	cnts.current_float(caption_type_);
 	cnts.isSubfloat(subflt);
-	InsetCollapsable::updateBuffer(it, utype);
+	InsetCollapsible::updateBuffer(it, utype, deleted);
 	// Restore counters
 	cnts.current_float(saveflt);
 	if (utype == OutputUpdate)
@@ -87,7 +201,7 @@ void InsetCaptionable::updateBuffer(ParIterator const & it, UpdateType utype)
 
 bool InsetCaptionable::insetAllowed(InsetCode c) const
 {
-	return (c == CAPTION_CODE) || InsetCollapsable::insetAllowed(c);
+	return (c == CAPTION_CODE) || InsetCollapsible::insetAllowed(c);
 }