diff --git a/Facade.cpp b/Facade.cpp
new file mode 100644
index 0000000..e69de29
diff --git a/Facade.h b/Facade.h
new file mode 100644
index 0000000..3772cc9
--- /dev/null
+++ b/Facade.h
@@ -0,0 +1,60 @@
+/*
+ * Common.cpp
+ *
+ * (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com
+ * (c) 2013 Alexandre Quessy -- alexandre(@)quessy(.)net
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "MappingManager.h"
+
+/**
+ * Facade to control the application.
+ */
+class Facade
+{
+    public:
+        Facade(MappingManager *manager);
+        /**
+         * Clears all mappings and paints.
+         */
+        bool clearProject();
+        /**
+         * Create an image paint.
+         */
+        bool createImagePaint(const char *paint_id, const char *uri);
+        /**
+         * Sets the image file to use in an image paint.
+         */
+        bool updateImagePaintUri(const char *paint_id, const char *uri);
+        /**
+         * Creates a textured mesh.
+         */
+        bool createMeshTextureMapping(const char *mapping_id, const char *paint_id,
+            int n_rows, int n_cols,
+            const QList<QPointF> &src, const QList<QPointF> &dst);
+        /**
+         * Creates a textured triangle.
+         */
+        bool createTriangleTextureMapping(const char *mapping_id, const char *paint_id,
+            const QList<QPointF> &src, const QList<QPointF> &dst);
+
+        // TODO:
+        // bool loadProject(const char *project_file);
+        // bool saveProject(const char *project_file);
+        // bool quit();
+    private:
+        MappingManager *_manager;
+};
diff --git a/libremapping.pro b/libremapping.pro
index 7ea5912..1c84cab 100644
--- a/libremapping.pro
+++ b/libremapping.pro
@@ -1,7 +1,36 @@
 CONFIG  += qt debug
 TEMPLATE = app
-HEADERS  = MainWindow.h Util.h MapperGLCanvas.h SourceGLCanvas.h DestinationGLCanvas.h Mapper.h Mapping.h Shape.h Paint.h MappingManager.h ProjectWriter.h NameAllocator.h ProjectReader.h
-SOURCES  = main.cpp MainWindow.cpp Util.cpp Mapper.cpp MapperGLCanvas.cpp SourceGLCanvas.cpp DestinationGLCanvas.cpp MappingManager.cpp ProjectWriter.cpp NameAllocator.cpp ProjectReader.cpp Controller.cpp
+HEADERS  = \
+    DestinationGLCanvas.h \
+    Facade.h \
+    MainWindow.h \
+    Mapper.h \
+    MapperGLCanvas.h \
+    Mapping.h \
+    MappingManager.h \
+    NameAllocator.h \
+    Paint.h \
+    ProjectReader.h \
+    ProjectWriter.h \
+    Shape.h \
+    SourceGLCanvas.h \
+    Util.h
+
+SOURCES  = \
+    Controller.cpp \
+    DestinationGLCanvas.cpp \
+    Facade.cpp \
+    MainWindow.cpp \
+    Mapper.cpp \
+    MapperGLCanvas.cpp \
+    MappingManager.cpp \
+    NameAllocator.cpp \
+    ProjectReader.cpp \
+    ProjectWriter.cpp \
+    SourceGLCanvas.cpp \
+    Util.cpp \
+    main.cpp
+
 QT      += gui opengl xml
 RESOURCES = libremapping.qrc
 
@@ -22,6 +51,11 @@ system(pkg-config --exists liblo) {
   CONFIG += link_pkgconfig
   PKGCONFIG += liblo
   DEFINES += HAVE_OSC
-  SOURCES += OscInterface.cpp OscReceiver.cpp
-  HEADERS += OscInterface.h OscReceiver.h concurrentqueue.h
+  SOURCES += \
+    OscInterface.cpp \
+    OscReceiver.cpp
+  HEADERS += \
+    OscInterface.h \
+    OscReceiver.h \
+    concurrentqueue.h
 }