diff options
Diffstat (limited to 'oox/inc/oox/vml/vmlinputstream.hxx')
| -rw-r--r-- | oox/inc/oox/vml/vmlinputstream.hxx | 66 |
1 files changed, 51 insertions, 15 deletions
diff --git a/oox/inc/oox/vml/vmlinputstream.hxx b/oox/inc/oox/vml/vmlinputstream.hxx index a425425cd0cb..d0121f8d85e2 100644 --- a/oox/inc/oox/vml/vmlinputstream.hxx +++ b/oox/inc/oox/vml/vmlinputstream.hxx @@ -28,36 +28,72 @@ #ifndef OOX_VML_VMLINPUTSTREAM_HXX #define OOX_VML_VMLINPUTSTREAM_HXX -#include <comphelper/seqstream.hxx> +#include <com/sun/star/io/XInputStream.hpp> +#include <cppuhelper/implbase1.hxx> +#include <rtl/string.hxx> + +namespace com { namespace sun { namespace star { + namespace io { class XTextInputStream; } + namespace uno { class XComponentContext; } +} } } namespace oox { namespace vml { // ============================================================================ -struct StreamDataContainer -{ - ::comphelper::ByteSequence maDataSeq; +typedef ::cppu::WeakImplHelper1< ::com::sun::star::io::XInputStream > InputStream_BASE; - explicit StreamDataContainer( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStrm ); -}; +/** An input stream class for VML streams, implementing the UNO interface + com.sun.star.io.XInputStream needed by the Expat XML parsers. -// ============================================================================ + This stream reads the data from the input stream passed to the constructor, + and parses all XML elements for features unsupported by the current Expat + XML parser: -/** An input stream class for VML streams. + 1) All elements that have the form '<![inst]>' where 'inst' is any string + not containing the characters '<' and '>' are stripped from the input + stream. - This stream reads the entire data from the input stream passed to the - constructor, and parses all XML elements for features unsupported by the - current Expat parser. + 2) Multiple occurences of the same attribute in an element but the last + are removed. - All elements that have the form '<![inst]>' where 'inst' is any string not - containing the characters '<' and '>' are stripped from the input stream. + 3) Line breaks represented by a single <br> element (without matching + </br> element) are replaced by a literal LF character. */ -class InputStream : private StreamDataContainer, public ::comphelper::SequenceInputStream +class InputStream : public InputStream_BASE { public: - explicit InputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStrm ); + explicit InputStream( + const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext, + const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStrm ); virtual ~InputStream(); + + virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& rData, sal_Int32 nBytesToRead ) + throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& rData, sal_Int32 nMaxBytesToRead ) + throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) + throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + virtual sal_Int32 SAL_CALL available() + throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + virtual void SAL_CALL closeInput() + throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + +private: + void updateBuffer() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + ::rtl::OString readToElementBegin() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + ::rtl::OString readToElementEnd() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + +private: + ::com::sun::star::uno::Reference< ::com::sun::star::io::XTextInputStream > + mxTextStrm; + ::com::sun::star::uno::Sequence< sal_Unicode > maOpeningBracket; + ::com::sun::star::uno::Sequence< sal_Unicode > maClosingBracket; + const ::rtl::OString maOpeningCData; + const ::rtl::OString maClosingCData; + ::rtl::OString maBuffer; + sal_Int32 mnBufferPos; }; // ============================================================================ |