Merge branch 'master' into biblatex2

[features.git] / src / graphics / GraphicsLoader.cpp

diff --git a/src/graphics/GraphicsLoader.cpp b/src/graphics/GraphicsLoader.cpp
index 79f5d9d5f3325f1a198c83d3b8003afaf6898aad..987a973139088f5a6e763d7fc1e0297fb9957640 100644 (file)
--- a/src/graphics/GraphicsLoader.cpp
+++ b/src/graphics/GraphicsLoader.cpp
@@ -18,6 +18,7 @@
 #include "GraphicsCache.h"
 
 #include "support/debug.h"
+#include "support/lassert.h"
 #include "support/Timeout.h"
 
 #include "support/bind.h"
@@ -30,6 +31,7 @@ using namespace std;
 using namespace lyx::support;
 
 namespace lyx {
+
 namespace graphics {
 
 
@@ -78,7 +80,6 @@ static int const s_numimages_ = 10;
 static int const s_millisecs_ = 500;
 
 
-// FIXME THREAD
 LoaderQueue & LoaderQueue::get()
 {
        static LoaderQueue singleton;
@@ -162,10 +163,11 @@ void LoaderQueue::touch(Cache::ItemPtr const & item)
 
 typedef std::shared_ptr<Image> ImagePtr;
 
-class Loader::Impl : public boost::signals::trackable {
+class Loader::Impl : public boost::signals2::trackable {
+       friend class Loader;
 public:
        ///
-       Impl();
+       Impl(FileName const & doc_file);
        ///
        ~Impl();
        ///
@@ -179,6 +181,8 @@ public:
        ///
        Params const & params() const { return params_; }
 
+       ///
+       FileName doc_file_;
        /// The loading status of the image.
        ImageStatus status_;
        /** Must store a copy of the cached item to ensure that it is not
@@ -188,9 +192,9 @@ public:
        /// We modify a local copy of the image once it is loaded.
        ImagePtr image_;
        /// This signal is emitted when the image loading status changes.
-       boost::signal<void()> signal_;
+       boost::signals2::signal<void()> signal_;
        /// The connection of the signal StatusChanged  
-       boost::signals::connection sc_;
+       boost::signals2::connection sc_;
 
        double displayPixelRatio() const
        {
@@ -212,27 +216,35 @@ private:
 };
 
 
-Loader::Loader()
-       : pimpl_(new Impl)
+Loader::Loader(FileName const & doc_file)
+       : pimpl_(new Impl(doc_file))
 {}
 
 
-Loader::Loader(FileName const & file, bool display)
-       : pimpl_(new Impl)
+Loader::Loader(FileName const & doc_file, FileName const & file, bool display)
+       : pimpl_(new Impl(doc_file))
 {
        reset(file, display);
 }
 
 
-Loader::Loader(FileName const & file, Params const & params)
-       : pimpl_(new Impl)
+Loader::Loader(FileName const & doc_file, FileName const & file, Params const & params)
+       : pimpl_(new Impl(doc_file))
 {
        reset(file, params);
 }
 
 
+Loader::Loader(FileName const & doc_file, Loader const & other)
+       : pimpl_(new Impl(doc_file))
+{
+       Params const & params = other.pimpl_->params();
+       reset(params.filename, params);
+}
+
+
 Loader::Loader(Loader const & other)
-       : pimpl_(new Impl)
+       : pimpl_(new Impl(other.pimpl_->doc_file_))
 {
        Params const & params = other.pimpl_->params();
        reset(params.filename, params);
@@ -247,7 +259,10 @@ Loader::~Loader()
 
 Loader & Loader::operator=(Loader const & other)
 {
+  LASSERT(false, /**/);
        if (this != &other) {
+               delete pimpl_;
+               pimpl_ = new Impl(other.pimpl_->doc_file_);
                Params const & params = other.pimpl_->params();
                reset(params.filename, params);
        }
@@ -348,7 +363,7 @@ void Loader::setDisplayPixelRatio(double scale)
 }
 
 
-boost::signals::connection Loader::connect(slot_type const & slot) const
+boost::signals2::connection Loader::connect(slot_type const & slot) const
 {
        return pimpl_->signal_.connect(slot);
 }
@@ -360,8 +375,8 @@ Image const * Loader::image() const
 }
 
 
-Loader::Impl::Impl()
-       : status_(WaitingToLoad)
+Loader::Impl::Impl(FileName const & doc_file)
+       : doc_file_(doc_file), status_(WaitingToLoad)
 {
 }
 
@@ -405,7 +420,7 @@ void Loader::Impl::resetFile(FileName const & file)
 
        Cache & gc = Cache::get();
        if (!gc.inCache(file))
-               gc.add(file);
+               gc.add(file, doc_file_);
 
        // We /must/ make a local copy of this.
        cached_item_ = gc.item(file);