whitespace only

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

diff --git a/src/graphics/GraphicsLoader.cpp b/src/graphics/GraphicsLoader.cpp
index ade29f1137d6396a84a556944cfce052a9070b3d..498394e421f09a9a7bb9aec16f45945d4270d8e9 100644 (file)
--- a/src/graphics/GraphicsLoader.cpp
+++ b/src/graphics/GraphicsLoader.cpp
@@ -191,6 +191,15 @@ public:
        /// The connection of the signal StatusChanged  
        boost::signals::connection sc_;
 
+       double displayPixelRatio() const
+       {
+               return params_.pixel_ratio;
+       }
+       void setDisplayPixelRatio(double scale)
+       {
+               params_.pixel_ratio = scale;
+       }
+
 private:
        ///
        void statusChanged();
@@ -326,6 +335,18 @@ ImageStatus Loader::status() const
 }
 
 
+double Loader::displayPixelRatio() const
+{
+       return pimpl_->displayPixelRatio();
+}
+
+
+void Loader::setDisplayPixelRatio(double scale)
+{
+       pimpl_->setDisplayPixelRatio(scale);
+}
+
+
 boost::signals::connection Loader::connect(slot_type const & slot) const
 {
        return pimpl_->signal_.connect(slot);
@@ -433,6 +454,20 @@ void Loader::Impl::createPixmap()
 
        image_.reset(cached_item_->image()->clone());
 
+       if (params_.pixel_ratio == 1.0) {
+               string filename = cached_item_->filename().absFileName();
+               size_t idx = filename.find_last_of('.');
+               if (idx != string::npos && idx > 3) {
+                       if (filename.substr(idx - 3, 3) == "@2x") {
+                               params_.pixel_ratio = 2.0;
+                       } else if (cached_item_->filename().extension() == "svgz") {
+                               params_.pixel_ratio = 4.0;
+                       } else if (cached_item_->filename().extension() == "svg") {
+                               params_.pixel_ratio = 4.0;
+                       }
+               }
+       }
+
        bool const success = image_->setPixmap(params_);
 
        if (success) {