Support drawing custom widgets in headless backend

..and fallback the headless dawing also in gtk3 where needed

Change-Id: Ic5da8fa7a04089342db8e2f334ced69691a15217

1 files changed, 57 insertions, 0 deletions

diff --git a/vcl/headless/svpgdi.cxx b/vcl/headless/svpgdi.cxx
index 4e9c4d55e06e..8941faef5c18 100644
--- a/vcl/headless/svpgdi.cxx
+++ b/vcl/headless/svpgdi.cxx
@@ -599,6 +599,7 @@ SvpSalGraphics::SvpSalGraphics()
     , m_ePaintMode(PaintMode::Over)
     , m_aTextRenderImpl(*this)
 {
+    m_pWidgetDraw.reset(new vcl::CustomWidgetDraw(*this));
 }
 
 SvpSalGraphics::~SvpSalGraphics()
@@ -1893,6 +1894,62 @@ bool SvpSalGraphics::drawEPS( long, long, long, long, void*, sal_uLong )
     return false;
 }
 
+/* Widget drawing */
+
+bool SvpSalGraphics::IsNativeControlSupported(ControlType eType, ControlPart ePart)
+{
+    if (hasWidgetDraw())
+        return m_pWidgetDraw->isNativeControlSupported(eType, ePart);
+
+    return false;
+}
+
+bool SvpSalGraphics::hitTestNativeControl(ControlType eType, ControlPart ePart,
+                                       const tools::Rectangle& rBoundingControlRegion,
+                                       const Point& rPosition, bool& rIsInside)
+{
+    if (hasWidgetDraw())
+    {
+        return m_pWidgetDraw->hitTestNativeControl(eType, ePart, rBoundingControlRegion, rPosition, rIsInside);
+    }
+
+    return false;
+}
+
+bool SvpSalGraphics::drawNativeControl(ControlType eType, ControlPart ePart,
+                                   const tools::Rectangle& rControlRegion,
+                                   ControlState eState, const ImplControlValue& aValue,
+                                   const OUString& aCaptions)
+{
+    if (hasWidgetDraw())
+    {
+        bool bReturn = m_pWidgetDraw->drawNativeControl(eType, ePart, rControlRegion,
+                                                        eState, aValue, aCaptions);
+        return bReturn;
+    }
+
+    return false;
+}
+
+bool SvpSalGraphics::getNativeControlRegion(ControlType eType, ControlPart ePart,
+                                         const tools::Rectangle& rBoundingControlRegion,
+                                         ControlState eState,
+                                         const ImplControlValue& aValue,
+                                         const OUString& aCaption,
+                                         tools::Rectangle& rNativeBoundingRegion,
+                                         tools::Rectangle& rNativeContentRegion)
+{
+    if (hasWidgetDraw())
+    {
+        return m_pWidgetDraw->getNativeControlRegion(eType, ePart, rBoundingControlRegion,
+                                                     eState, aValue, aCaption,
+                                                     rNativeBoundingRegion, rNativeContentRegion);
+    }
+
+    return false;
+}
+
+
 namespace
 {
     bool isCairoCompatible(const BitmapBuffer* pBuffer)