convert graphics for .tex export, fixes bug 1231

[lyx.git] / src / insets / render_preview.C

diff --git a/src/insets/render_preview.C b/src/insets/render_preview.C
index 3e4c643f567407fd6d29ce80c2baaf49276047e4..e6882fb32ff8c2271487a3edcef47cf75e658923 100644 (file)
--- a/src/insets/render_preview.C
+++ b/src/insets/render_preview.C
@@ -14,7 +14,6 @@
 #include "insets/inset.h"
 
 #include "BufferView.h"
-#include "debug.h"
 #include "dimension.h"
 #include "gettext.h"
 #include "LColor.h"
@@ -68,13 +67,19 @@ auto_ptr<RenderBase> RenderPreview::clone(InsetBase const * inset) const
 
 namespace {
 
+graphics::PreviewLoader & getPreviewLoader(Buffer const & buffer)
+{
+       graphics::Previews const & previews = graphics::Previews::get();
+       return previews.loader(buffer);
+}
+
+
 string const statusMessage(BufferView const * bv, string const & snippet)
 {
        BOOST_ASSERT(bv && bv->buffer());
 
        Buffer const & buffer = *bv->buffer();
-       graphics::Previews const & previews = graphics::Previews::get();
-       graphics::PreviewLoader const & loader = previews.loader(buffer);
+       graphics::PreviewLoader const & loader = getPreviewLoader(buffer);
        graphics::PreviewLoader::Status const status = loader.status(snippet);
 
        string message;
@@ -100,11 +105,10 @@ string const statusMessage(BufferView const * bv, string const & snippet)
 graphics::PreviewImage const *
 RenderPreview::getPreviewImage(Buffer const & buffer) const
 {
-       graphics::Previews & previews = graphics::Previews::get();
-       graphics::PreviewLoader & loader = previews.loader(buffer);
+       graphics::PreviewLoader const & loader = getPreviewLoader(buffer);
        return loader.preview(snippet_);
 }
- 
+
 
 void RenderPreview::metrics(MetricsInfo & mi, Dimension & dim) const
 {
@@ -139,25 +143,29 @@ void RenderPreview::draw(PainterInfo & pi, int x, int y) const
 
        graphics::PreviewImage const * const pimage =
                getPreviewImage(*pi.base.bv->buffer());
+       graphics::Image const * const image = pimage ? pimage->image() : 0;
 
-       if (pimage && pimage->image()) {
+       if (image) {
                pi.pain.image(x, y - dim_.asc, dim_.wid, dim_.height(),
-                             *(pimage->image()));
-               return;
-       }
+                             *image);
+
+       } else {
+               int const offset = InsetOld::TEXT_TO_INSET_OFFSET;
+
+               pi.pain.rectangle(x + offset,
+                                 y - dim_.asc,
+                                 dim_.wid - 2 * offset,
+                                 dim_.asc + dim_.des,
+                                 LColor::foreground);
 
-       pi.pain.rectangle(x + InsetOld::TEXT_TO_INSET_OFFSET,
-                         y - dim_.asc,
-                         dim_.wid - 2 * InsetOld::TEXT_TO_INSET_OFFSET,
-                         dim_.asc + dim_.des,
-                         LColor::foreground);
-
-       LyXFont font(pi.base.font);
-       font.setFamily(LyXFont::SANS_FAMILY);
-       font.setSize(LyXFont::SIZE_FOOTNOTE);
-       pi.pain.text(x + InsetOld::TEXT_TO_INSET_OFFSET + 6,
-                    y - font_metrics::maxAscent(font) - 4,
-                    statusMessage(pi.base.bv, snippet_), font);
+               LyXFont font(pi.base.font);
+               font.setFamily(LyXFont::SANS_FAMILY);
+               font.setSize(LyXFont::SIZE_FOOTNOTE);
+
+               pi.pain.text(x + offset + 6,
+                            y - font_metrics::maxAscent(font) - 4,
+                            statusMessage(pi.base.bv, snippet_), font);
+       }
 }
 
 
@@ -166,10 +174,8 @@ void RenderPreview::startLoading(Buffer const & buffer) const
        if (status() == LyXRC::PREVIEW_OFF || snippet_.empty())
                return;
 
-       graphics::Previews & previews = graphics::Previews::get();
-       graphics::PreviewLoader & loader = previews.loader(buffer);
+       graphics::PreviewLoader const & loader = getPreviewLoader(buffer);
        loader.startLoading();
-       lyxerr << "RenderPreview::startLoading: " << snippet_ << std::endl;
 }
 
 
@@ -179,8 +185,7 @@ void RenderPreview::addPreview(string const & latex_snippet,
        if (status() == LyXRC::PREVIEW_OFF)
                return;
 
-       graphics::Previews & previews = graphics::Previews::get();
-       graphics::PreviewLoader & loader = previews.loader(buffer);
+       graphics::PreviewLoader & loader = getPreviewLoader(buffer);
        addPreview(latex_snippet, loader);
 }
 
@@ -215,8 +220,7 @@ void RenderPreview::removePreview(Buffer const & buffer)
        if (snippet_.empty())
                return;
 
-       graphics::Previews & previews = graphics::Previews::get();
-       graphics::PreviewLoader & loader = previews.loader(buffer);
+       graphics::PreviewLoader & loader = getPreviewLoader(buffer);
        loader.remove(snippet_);
        snippet_.erase();
 }