1 files changed, 85 insertions, 0 deletions
diff --git a/cppcanvas/source/uno/uno_mtfrenderer.cxx b/cppcanvas/source/uno/uno_mtfrenderer.cxx
new file mode 100644
index 000000000..a531e0938
--- /dev/null
+++ b/cppcanvas/source/uno/uno_mtfrenderer.cxx
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppcanvas/vclfactory.hxx>
+#include <o3tl/any.hxx>
+#include <com/sun/star/rendering/XMtfRenderer.hpp>
+#include <com/sun/star/rendering/XBitmapCanvas.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/beans/XFastPropertySet.hpp>
+#include <comphelper/compbase.hxx>
+#include <vcl/gdimtf.hxx>
+
+using namespace ::com::sun::star;
+
+typedef comphelper::WeakComponentImplHelper<css::rendering::XMtfRenderer, css::beans::XFastPropertySet> MtfRendererBase;
+
+namespace {
+
+class MtfRenderer : public MtfRendererBase
+{
+public:
+    MtfRenderer (css::uno::Sequence<css::uno::Any> const& args,
+                 css::uno::Reference<css::uno::XComponentContext> const&);
+
+    // XMtfRenderer iface
+    void SAL_CALL setMetafile (const css::uno::Sequence< sal_Int8 >& rMtf) override;
+    void SAL_CALL draw (double fScaleX, double fScaleY) override;
+
+    // XFastPropertySet
+    // setFastPropertyValue (0, GDIMetaFile*) is used to speedup the rendering
+    virtual css::uno::Any SAL_CALL getFastPropertyValue(sal_Int32 /*nHandle*/) override { return css::uno::Any(); }
+    virtual void SAL_CALL setFastPropertyValue(sal_Int32 nHandle, const css::uno::Any&) override;
+
+private:
+    GDIMetaFile* mpMetafile;
+    css::uno::Reference<css::rendering::XBitmapCanvas> mxCanvas;
+};
+
+void MtfRenderer::setMetafile (const uno::Sequence< sal_Int8 >& /*rMtf*/)
+{
+        // printf ("MtfRenderer::setMetafile unimplemented, use fast property set or implement me\n");
+}
+
+void MtfRenderer::draw (double fScaleX, double fScaleY)
+{
+    if (mpMetafile && mxCanvas) {
+        cppcanvas::BitmapCanvasSharedPtr canvas = cppcanvas::VCLFactory::createBitmapCanvas (mxCanvas);
+        cppcanvas::RendererSharedPtr renderer = cppcanvas::VCLFactory::createRenderer (canvas, *mpMetafile, cppcanvas::Renderer::Parameters ());
+        ::basegfx::B2DHomMatrix aMatrix;
+        aMatrix.scale( fScaleX, fScaleY );
+        canvas->setTransformation( aMatrix );
+        renderer->draw ();
+    }
+}
+
+void MtfRenderer::setFastPropertyValue( sal_Int32 nHandle, const uno::Any& aAny)
+{
+    if (nHandle == 0) {
+        mpMetafile = reinterpret_cast<GDIMetaFile*>( *o3tl::doAccess<sal_Int64>(aAny) );
+    }
+}
+
+MtfRenderer::MtfRenderer (uno::Sequence<uno::Any> const& aArgs, uno::Reference<uno::XComponentContext> const&) : mpMetafile (nullptr)
+{
+    if( aArgs.getLength() == 1 ) {
+        aArgs[0] >>= mxCanvas;
+    }
+}
+
+} // namespace
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+com_sun_star_comp_rendering_MtfRenderer_get_implementation(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& args)
+{
+    return cppu::acquire(new MtfRenderer(args, context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */