sd: slideshow render interface and implementation

Interface and implementation to expose the ability to render
the slide's layers to a bitmap.

Change-Id: I3da48585e498354592e163d84bd29659b233c255
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/170214
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>

2 files changed, 23 insertions, 0 deletions

diff --git a/slideshow/source/inc/shapeimporter.hxx b/slideshow/source/inc/shapeimporter.hxx
index 37598aa476bf..f4463e39c425 100644
--- a/slideshow/source/inc/shapeimporter.hxx
+++ b/slideshow/source/inc/shapeimporter.hxx
@@ -95,6 +95,17 @@ public:
     const PolyPolygonVector& getPolygons() const;
 
     double getImportedShapesCount() const{ return mnAscendingPrio; }
+
+    void setMasterPageObjectsOnly(bool bMasterPageObjectsOnly)
+    {
+        mbMasterPageObjectsOnly = bMasterPageObjectsOnly;
+    }
+
+    void setTextFieldsOnly(bool bTextFieldsOnly)
+    {
+        mbTextFieldsOnly = bTextFieldsOnly;
+    }
+
 private:
     bool isSkip( css::uno::Reference<css::beans::XPropertySet> const& xPropSet,
                  std::u16string_view shapeType,
@@ -132,6 +143,8 @@ private:
     ::std::stack<XShapesEntry>                maShapesStack;
     double                                    mnAscendingPrio;
     bool                                      mbConvertingMasterPage;
+    bool mbMasterPageObjectsOnly;
+    bool mbTextFieldsOnly;
 };
 
 } // namespace presentation::internal
diff --git a/slideshow/source/inc/slide.hxx b/slideshow/source/inc/slide.hxx
index ea460582d120..f49a4713d30f 100644
--- a/slideshow/source/inc/slide.hxx
+++ b/slideshow/source/inc/slide.hxx
@@ -44,6 +44,8 @@ namespace basegfx
     class B2IVector;
 }
 
+class Size;
+
 /* Definition of Slide interface */
 
 namespace slideshow::internal
@@ -141,6 +143,14 @@ namespace slideshow::internal
             virtual SlideBitmapSharedPtr
                 getCurrentSlideBitmap( const UnoViewSharedPtr& rView ) const = 0;
 
+            virtual Size createLOKSlideRenderer(int nViewWidth, int nViewHeight,
+                                                bool bRenderBackground,
+                                                bool bRenderMasterPageObjects) = 0;
+
+            virtual bool renderNextLOKSlideLayer(unsigned char* buffer,
+                                                 bool& bIsBitmapLayer,
+                                                 OString& rJsonMsg) = 0;
+
         protected:
             ~Slide() {}
         };