last-svn-commit-765-g94e4a92 =Add support for whitespace separators visualization.

29 Mar 2011

* demo/viewer/common.hh,
	* demo/viewer/key_widget.cc,
	* demo/viewer/step_widget.cc,
	* demo/viewer/viewer.cc: Handle visualization.

	* scribo/toolchain/internal/content_in_doc_functor.hh,
	* scribo/core/document.hh: Store separator information.

	* scribo/io/xml/save.hh: Save whitespace separator data.
---
 scribo/ChangeLog                                   |   14 ++++++
 scribo/demo/viewer/common.hh                       |   22 +++++++++-
 scribo/demo/viewer/key_widget.cc                   |    6 ++-
 scribo/demo/viewer/step_widget.cc                  |    1 +
 scribo/demo/viewer/viewer.cc                       |   20 ++++++++-
 scribo/scribo/core/document.hh                     |   47 ++++++++++++++++++++
 scribo/scribo/io/xml/save.hh                       |   18 ++++++++
 .../toolchain/internal/content_in_doc_functor.hh   |    5 ++-
 8 files changed, 128 insertions(+), 5 deletions(-)

diff --git a/scribo/ChangeLog b/scribo/ChangeLog
index e516cd5..1bd708a 100644
--- a/scribo/ChangeLog
+++ b/scribo/ChangeLog
@@ -1,3 +1,17 @@
+2011-02-05  Guillaume Lazzara  <z@lrde.epita.fr>
+
+	Add support for whitespace separators visualization.
+
+	* demo/viewer/common.hh,
+	* demo/viewer/key_widget.cc,
+	* demo/viewer/step_widget.cc,
+	* demo/viewer/viewer.cc: Handle visualization.
+
+	* scribo/toolchain/internal/content_in_doc_functor.hh,
+	* scribo/core/document.hh: Store separator information.
+
+	* scribo/io/xml/save.hh: Save whitespace separator data.
+
 2011-03-29  Guillaume Lazzara  <z@lrde.epita.fr>
 
 	* scribo/toolchain/nepomuk/text_extraction.hh: Remove useless
diff --git a/scribo/demo/viewer/common.hh b/scribo/demo/viewer/common.hh
index 46f20c1..3b11ba5 100644
--- a/scribo/demo/viewer/common.hh
+++ b/scribo/demo/viewer/common.hh
@@ -24,14 +24,30 @@ namespace region
 
   enum RegionId
     {
+      // Text regions
+      // -------------
+
       Text = 0,
+
+      // Extension
       Line,
 
       EndOfTextRegion,
 
+      // Separators
+      // ----------
+
+      Separator,
+
+      // Extension
+      WhitespaceSeparator,
+
+      EndOfSepsRegion,
+
+      // Misc regions.
+      // -------------
       Image,
       Noise,
-      Separator,
       Table,
       LineDrawing,
       Graphic,
@@ -40,6 +56,10 @@ namespace region
 
       EndOfMiscRegion,
 
+      // Typographical lines
+      // -------------------
+
+      // Extension
       Baseline,
       Meanline,
 
diff --git a/scribo/demo/viewer/key_widget.cc b/scribo/demo/viewer/key_widget.cc
index cc10308..3b07617 100644
--- a/scribo/demo/viewer/key_widget.cc
+++ b/scribo/demo/viewer/key_widget.cc
@@ -22,8 +22,9 @@ KeyWidget::KeyWidget(const region::KeyMap& key_map)
   : items_(new QTreeWidget())
 {
   item_list_.append(new QTreeWidgetItem(QStringList("Text")));
-  item_list_.append(new QTreeWidgetItem(QStringList("Regions")));
-  item_list_.append(new QTreeWidgetItem(QStringList("Typographical Lines")));
+  item_list_.append(new QTreeWidgetItem(QStringList("Separators")));
+  item_list_.append(new QTreeWidgetItem(QStringList("Misc. Regions")));
+  item_list_.append(new QTreeWidgetItem(QStringList("Typographical lines")));
 
   QLabel* title = new QLabel(tr("Key"));
   title->setAlignment(Qt::AlignHCenter);
@@ -38,6 +39,7 @@ KeyWidget::KeyWidget(const region::KeyMap& key_map)
 
   base_id_.append(0);
   base_id_.append(region::EndOfTextRegion + 1);
+  base_id_.append(region::EndOfSepsRegion + 1);
   base_id_.append(region::EndOfMiscRegion + 1);
   base_id_.append(region::EndOfTypoRegion + 1);
 
diff --git a/scribo/demo/viewer/step_widget.cc b/scribo/demo/viewer/step_widget.cc
index 77e9bd3..19b5d0f 100644
--- a/scribo/demo/viewer/step_widget.cc
+++ b/scribo/demo/viewer/step_widget.cc
@@ -59,6 +59,7 @@ void StepWidget::activate(QListWidgetItem* item)
     key = iter.key();
     value = iter.value();
 
+    qDebug() << "Loading " << value;
     emit load_xml(value);
   }
   else
diff --git a/scribo/demo/viewer/viewer.cc b/scribo/demo/viewer/viewer.cc
index 1d48b1a..f34b3e7 100644
--- a/scribo/demo/viewer/viewer.cc
+++ b/scribo/demo/viewer/viewer.cc
@@ -51,8 +51,11 @@ Viewer::Viewer(int &argc, char** argv)
     pdialog_(win_)
 {
   // Key map
+  // --------
 
   key_map_[region::Text] = qMakePair(tr("Text Region"), QColor(0, 200, 0));
+
+ // Extension
   key_map_[region::Line] = qMakePair(tr("Text line"), QColor(255, 0, 0));
 
   key_map_[region::Image] = qMakePair(tr("Image"), QColor(255, 120, 0));
@@ -65,13 +68,23 @@ Viewer::Viewer(int &argc, char** argv)
   key_map_[region::Chart] = qMakePair(tr("Chart"), QColor(0, 204, 255));
   key_map_[region::Maths] = qMakePair(tr("Maths"), QColor(170, 0, 255));
 
+  // Extension
+  key_map_[region::WhitespaceSeparator] = qMakePair(tr("Whitespace Separator"), QColor(0, 0, 128));
+
+  // Extension
   key_map_[region::Baseline] = qMakePair(tr("Baseline"), QColor(128, 0, 255));
   key_map_[region::Meanline] = qMakePair(tr("Meanline"), QColor(128, 0, 255));
 
+
+
   // Region ids
+  // ----------
 
   region_ids_["text_region"] = region::Text;
+
+  // Extension
   region_ids_["line"] = region::Line;
+
   region_ids_["image_region"] = region::Image;
   region_ids_["noise_region"] = region::Noise;
   region_ids_["separator_region"] = region::Separator;
@@ -81,6 +94,11 @@ Viewer::Viewer(int &argc, char** argv)
   region_ids_["chart_region"] = region::Chart;
   region_ids_["maths_region"] = region::Maths;
 
+  // Extension
+  region_ids_["whitespace_separator_region"] = region::WhitespaceSeparator;
+
+
+
   win_->resize(1152, 864);
   win_->statusBar();
 
@@ -572,7 +590,7 @@ Viewer::load_xml(QString filename)
 
   while (!region.isNull())
     {
-      if (region.toElement().tagName().contains(QRegExp("(image|graphic|chart|separator|table|text)_region")))
+      if (region.toElement().tagName().contains(QRegExp("(whitespace_separator|image|graphic|chart|separator|table|text)_region")))
         {
 	  QString attr_id = region.toElement().attribute("id", "none");
 	  add_region(region, attr_id);
diff --git a/scribo/scribo/core/document.hh b/scribo/scribo/core/document.hh
index b547da4..f112410 100644
--- a/scribo/scribo/core/document.hh
+++ b/scribo/scribo/core/document.hh
@@ -32,6 +32,7 @@
 /// \brief Describes document content.
 
 # include <mln/core/image/image2d.hh>
+# include <mln/core/alias/neighb2d.hh>
 # include <mln/value/rgb8.hh>
 # include <mln/io/magick/load.hh>
 
@@ -39,6 +40,8 @@
 # include <scribo/core/line_set.hh>
 # include <scribo/core/paragraph_set.hh>
 
+# include <scribo/primitive/extract/components.hh>
+
 namespace scribo
 {
 
@@ -83,6 +86,11 @@ namespace scribo
     const mln::image2d<value::rgb8>& image() const;
     void set_image(const mln::image2d<value::rgb8>& image);
 
+    bool has_whitespace_seps() const;
+    const mln::image2d<bool>& whitespace_seps() const;
+    const component_set<L>& whitespace_seps_comps() const;
+    void set_whitespace_separators(const image2d<bool>& whitespace_seps);
+
   private:
     const char *filename_;
     mln::image2d<mln::value::rgb8> image_;
@@ -90,6 +98,9 @@ namespace scribo
     line_set<L> lines_;
     paragraph_set<L> parset_;
     component_set<L> elements_;
+
+    mln::image2d<bool> whitespace_seps_;
+    component_set<L> whitespace_seps_comps_;
   };
 
 
@@ -247,6 +258,42 @@ namespace scribo
   }
 
 
+  template <typename L>
+  bool
+  document<L>::has_whitespace_seps() const
+  {
+    return whitespace_seps_.is_valid();
+  }
+
+
+  template <typename L>
+  const mln::image2d<bool>&
+  document<L>::whitespace_seps() const
+  {
+    return whitespace_seps_;
+  }
+
+
+  template <typename L>
+  const component_set<L>&
+  document<L>::whitespace_seps_comps() const
+  {
+    return whitespace_seps_comps_;
+  }
+
+
+  template <typename L>
+  void
+  document<L>::set_whitespace_separators(const image2d<bool>& whitespace_seps)
+  {
+    whitespace_seps_ = whitespace_seps;
+
+    mln_value(L) ncomps;
+    whitespace_seps_comps_ = primitive::extract::components(whitespace_seps,
+							    mln::c8(), ncomps);
+  }
+
+
 # endif // ! MLN_INCLUDE_ONLY
 
 
diff --git a/scribo/scribo/io/xml/save.hh b/scribo/scribo/io/xml/save.hh
index 41d4fef..7011e87 100644
--- a/scribo/scribo/io/xml/save.hh
+++ b/scribo/scribo/io/xml/save.hh
@@ -364,6 +364,24 @@ namespace scribo
 	  }
 
 
+	  // Whitespace seraparators
+	  if (doc.has_whitespace_seps())
+	  {
+	    const component_set<L>&
+	      whitespace_seps_comps = doc.whitespace_seps_comps();
+
+	    for_all_comps(c, whitespace_seps_comps)
+	    {
+	      file << "    <whitespace_separator_region id=\"wss"
+		   << whitespace_seps_comps(c).id()
+		   << "\">" << std::endl;
+
+	      internal::print_box_coords(file, whitespace_seps_comps(c).bbox(), "      ");
+
+	      file << "    </whitespace_separator_region>" << std::endl;
+	    }
+	  }
+
 	  file << "  </page>" << std::endl;
 	  file << "</pcGts>" << std::endl;
 
diff --git a/scribo/scribo/toolchain/internal/content_in_doc_functor.hh b/scribo/scribo/toolchain/internal/content_in_doc_functor.hh
index fb7cd7c..b8aa56d 100644
--- a/scribo/scribo/toolchain/internal/content_in_doc_functor.hh
+++ b/scribo/scribo/toolchain/internal/content_in_doc_functor.hh
@@ -237,7 +237,10 @@ namespace scribo
 	if (enable_line_seps)
 	  components.add_separators(separators);
 	if (enable_whitespace_seps)
+	{
 	  components.add_separators(whitespaces);
+	  doc.set_whitespace_separators(whitespaces);
+	}
 
 	if (enable_debug)
 	  mln::io::pbm::save(components.separators(),
@@ -251,7 +254,7 @@ namespace scribo
 	on_progress();
 
 
-	/// Linking potential objects
+	/// Linking objects
 	on_new_progress_label("Linking objects...");
 
 	object_links<L> left_link
-- 
1.5.6.5

    

Guillaume Lazzara

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