/src/libreoffice/cppcanvas/source/uno/uno_mtfrenderer.cxx
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1 | | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
2 | | /* |
3 | | * This file is part of the LibreOffice project. |
4 | | * |
5 | | * This Source Code Form is subject to the terms of the Mozilla Public |
6 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
7 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. |
8 | | */ |
9 | | |
10 | | #include <cppcanvas/vclfactory.hxx> |
11 | | #include <o3tl/any.hxx> |
12 | | #include <com/sun/star/rendering/XMtfRenderer.hpp> |
13 | | #include <com/sun/star/rendering/XBitmapCanvas.hpp> |
14 | | #include <com/sun/star/uno/XComponentContext.hpp> |
15 | | #include <com/sun/star/beans/XFastPropertySet.hpp> |
16 | | #include <comphelper/compbase.hxx> |
17 | | #include <vcl/gdimtf.hxx> |
18 | | |
19 | | using namespace ::com::sun::star; |
20 | | |
21 | | typedef comphelper::WeakComponentImplHelper<css::rendering::XMtfRenderer, css::beans::XFastPropertySet> MtfRendererBase; |
22 | | |
23 | | namespace { |
24 | | |
25 | | class MtfRenderer : public MtfRendererBase |
26 | | { |
27 | | public: |
28 | | MtfRenderer (css::uno::Sequence<css::uno::Any> const& args, |
29 | | css::uno::Reference<css::uno::XComponentContext> const&); |
30 | | |
31 | | // XMtfRenderer iface |
32 | | void SAL_CALL setMetafile (const css::uno::Sequence< sal_Int8 >& rMtf) override; |
33 | | void SAL_CALL draw (double fScaleX, double fScaleY) override; |
34 | | |
35 | | // XFastPropertySet |
36 | | // setFastPropertyValue (0, GDIMetaFile*) is used to speedup the rendering |
37 | 0 | virtual css::uno::Any SAL_CALL getFastPropertyValue(sal_Int32 /*nHandle*/) override { return css::uno::Any(); } |
38 | | virtual void SAL_CALL setFastPropertyValue(sal_Int32 nHandle, const css::uno::Any&) override; |
39 | | |
40 | | private: |
41 | | GDIMetaFile* mpMetafile; |
42 | | css::uno::Reference<css::rendering::XBitmapCanvas> mxCanvas; |
43 | | }; |
44 | | |
45 | | void MtfRenderer::setMetafile (const uno::Sequence< sal_Int8 >& /*rMtf*/) |
46 | 0 | { |
47 | | // printf ("MtfRenderer::setMetafile unimplemented, use fast property set or implement me\n"); |
48 | 0 | } |
49 | | |
50 | | void MtfRenderer::draw (double fScaleX, double fScaleY) |
51 | 0 | { |
52 | 0 | if (mpMetafile && mxCanvas) { |
53 | 0 | cppcanvas::BitmapCanvasSharedPtr canvas = cppcanvas::VCLFactory::createBitmapCanvas (mxCanvas); |
54 | 0 | cppcanvas::RendererSharedPtr renderer = cppcanvas::VCLFactory::createRenderer (canvas, *mpMetafile, cppcanvas::Renderer::Parameters ()); |
55 | 0 | ::basegfx::B2DHomMatrix aMatrix; |
56 | 0 | aMatrix.scale( fScaleX, fScaleY ); |
57 | 0 | canvas->setTransformation( aMatrix ); |
58 | 0 | renderer->draw (); |
59 | 0 | } |
60 | 0 | } |
61 | | |
62 | | void MtfRenderer::setFastPropertyValue( sal_Int32 nHandle, const uno::Any& aAny) |
63 | 0 | { |
64 | 0 | if (nHandle == 0) { |
65 | 0 | mpMetafile = reinterpret_cast<GDIMetaFile*>( *o3tl::doAccess<sal_Int64>(aAny) ); |
66 | 0 | } |
67 | 0 | } |
68 | | |
69 | 0 | MtfRenderer::MtfRenderer (uno::Sequence<uno::Any> const& aArgs, uno::Reference<uno::XComponentContext> const&) : mpMetafile (nullptr) |
70 | 0 | { |
71 | 0 | if( aArgs.getLength() == 1 ) { |
72 | 0 | aArgs[0] >>= mxCanvas; |
73 | 0 | } |
74 | 0 | } |
75 | | |
76 | | } // namespace |
77 | | |
78 | | extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* |
79 | | com_sun_star_comp_rendering_MtfRenderer_get_implementation( |
80 | | css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& args) |
81 | 0 | { |
82 | 0 | return cppu::acquire(new MtfRenderer(args, context)); |
83 | 0 | } |
84 | | |
85 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |