648 lines
18 KiB
C++
648 lines
18 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "PresenterTextView.hxx"
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#include <i18npool/mslangid.hxx>
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#include <cppcanvas/vclfactory.hxx>
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#include <svl/itempool.hxx>
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#include <svl/itemset.hxx>
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#include <unotools/linguprops.hxx>
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#include <unotools/lingucfg.hxx>
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#include <editeng/colritem.hxx>
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#include <editeng/editeng.hxx>
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#include <editeng/editstat.hxx>
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#include <editeng/eeitem.hxx>
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#include <editeng/fhgtitem.hxx>
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#include <editeng/fontitem.hxx>
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#include <svx/xflclit.hxx>
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#include <vcl/bitmapex.hxx>
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#include <vcl/svapp.hxx>
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#include <vcl/virdev.hxx>
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#include <com/sun/star/awt/FontDescriptor.hpp>
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#include <com/sun/star/awt/Size.hpp>
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#include <com/sun/star/rendering/XSpriteCanvas.hpp>
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#include <com/sun/star/util/Color.hpp>
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#include <com/sun/star/i18n/ScriptType.hpp>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using ::rtl::OUString;
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namespace sd { namespace presenter {
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//===== Service ===============================================================
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Reference<XInterface> SAL_CALL PresenterTextViewService_createInstance (
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const Reference<XComponentContext>& rxContext)
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{
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return Reference<XInterface>(static_cast<XWeak*>(new PresenterTextView(rxContext)));
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}
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::rtl::OUString PresenterTextViewService_getImplementationName (void) throw(RuntimeException)
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{
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return OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.Draw.PresenterTextView"));
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}
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Sequence<rtl::OUString> SAL_CALL PresenterTextViewService_getSupportedServiceNames (void)
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throw (RuntimeException)
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{
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static const ::rtl::OUString sServiceName(
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::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.drawing.PresenterTextView")));
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return Sequence<rtl::OUString>(&sServiceName, 1);
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}
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//===== PresenterTextView::Implementation =====================================
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class PresenterTextView::Implementation
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{
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public:
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const OUString msTextPropertyName;
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const OUString msBitmapPropertyName;
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const OUString msSizePropertyName;
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const OUString msBackgroundColorPropertyName;
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const OUString msTextColorPropertyName;
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const OUString msFontDescriptorPropertyName;
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const OUString msTopPropertyName;
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const OUString msTopRelativePropertyName;
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const OUString msTotalHeightPropertyName;
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Implementation (void);
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~Implementation (void);
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void SetCanvas (const cppcanvas::CanvasSharedPtr& rCanvas);
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void SetSize (const Size aSize);
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void SetBackgroundColor (const Color aColor);
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void SetTextColor (const Color aColor);
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void SetFontDescriptor (const awt::FontDescriptor& rFontDescriptor);
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sal_Int32 GetTop (void) const;
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void SetTop (const sal_Int32 nTop);
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void SetText (const OUString& Text);
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sal_Int32 ParseDistance (const OUString& rsDistance) const;
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Reference<rendering::XBitmap> GetBitmap (void);
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sal_Int32 GetTotalHeight (void);
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private:
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Reference<rendering::XBitmap> mxBitmap;
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cppcanvas::CanvasSharedPtr mpCanvas;
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VirtualDevice* mpOutputDevice;
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EditEngine* mpEditEngine;
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SfxItemPool* mpEditEngineItemPool;
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Size maSize;
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Color maBackgroundColor;
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Color maTextColor;
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String msText;
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sal_Int32 mnTop;
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sal_Int32 mnTotalHeight;
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EditEngine * GetEditEngine (void);
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EditEngine* CreateEditEngine (void);
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void CheckTop (void);
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};
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//===== PresenterTextView =====================================================
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PresenterTextView::PresenterTextView (const Reference<XComponentContext>& rxContext)
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: PresenterTextViewInterfaceBase(),
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mpImplementation(new Implementation())
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{
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(void)rxContext;
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}
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PresenterTextView::~PresenterTextView (void)
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{
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}
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void SAL_CALL PresenterTextView::disposing (void)
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{
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mpImplementation.reset();
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}
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//----- XInitialization -------------------------------------------------------
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void SAL_CALL PresenterTextView::initialize (const Sequence<Any>& rArguments)
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throw (Exception, RuntimeException)
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{
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ThrowIfDisposed();
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if (rArguments.getLength() == 1)
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{
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try
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{
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Reference<rendering::XBitmapCanvas> xCanvas (rArguments[0], UNO_QUERY_THROW);
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if (xCanvas.is())
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{
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mpImplementation->SetCanvas(
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cppcanvas::VCLFactory::getInstance().createCanvas(xCanvas));
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}
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}
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catch (RuntimeException&)
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{
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throw;
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}
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}
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else
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{
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throw RuntimeException(
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OUString(RTL_CONSTASCII_USTRINGPARAM("PresenterTextView: invalid number of arguments")),
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static_cast<XWeak*>(this));
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}
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}
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//-----------------------------------------------------------------------------
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Any PresenterTextView::GetPropertyValue (const OUString& rsPropertyName)
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{
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ThrowIfDisposed();
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if (rsPropertyName == mpImplementation->msBitmapPropertyName)
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{
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return Any(mpImplementation->GetBitmap());
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}
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else if (rsPropertyName == mpImplementation->msTopPropertyName)
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{
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return Any(mpImplementation->GetTop());
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}
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else if (rsPropertyName == mpImplementation->msTotalHeightPropertyName)
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{
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return Any(mpImplementation->GetTotalHeight());
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}
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return Any();
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}
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Any PresenterTextView::SetPropertyValue (
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const ::rtl::OUString& rsPropertyName,
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const css::uno::Any& rValue)
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{
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ThrowIfDisposed();
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Any aOldValue;
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if (rsPropertyName == mpImplementation->msTextPropertyName)
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{
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OUString sText;
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if (rValue >>= sText)
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mpImplementation->SetText(sText);
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}
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else if (rsPropertyName == mpImplementation->msSizePropertyName)
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{
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awt::Size aSize;
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if (rValue >>= aSize)
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mpImplementation->SetSize(Size(aSize.Width,aSize.Height));
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}
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else if (rsPropertyName == mpImplementation->msBackgroundColorPropertyName)
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{
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util::Color aColor = util::Color();
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if (rValue >>= aColor)
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mpImplementation->SetBackgroundColor(Color(aColor));
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}
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else if (rsPropertyName == mpImplementation->msTextColorPropertyName)
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{
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util::Color aColor = util::Color();
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if (rValue >>= aColor)
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mpImplementation->SetTextColor(Color(aColor));
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}
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else if (rsPropertyName == mpImplementation->msFontDescriptorPropertyName)
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{
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awt::FontDescriptor aFontDescriptor;
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if (rValue >>= aFontDescriptor)
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mpImplementation->SetFontDescriptor(aFontDescriptor);
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}
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else if (rsPropertyName == mpImplementation->msTopPropertyName)
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{
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sal_Int32 nTop = 0;
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if (rValue >>= nTop)
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mpImplementation->SetTop(nTop);
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}
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else if (rsPropertyName == mpImplementation->msTopRelativePropertyName)
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{
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OUString sDistance;
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if (rValue >>= sDistance)
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mpImplementation->SetTop(
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mpImplementation->GetTop()
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+ mpImplementation->ParseDistance(sDistance));
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}
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return aOldValue;
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}
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void PresenterTextView::ThrowIfDisposed (void)
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throw (::com::sun::star::lang::DisposedException)
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{
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if (PresenterTextViewInterfaceBase::rBHelper.bDisposed
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|| PresenterTextViewInterfaceBase::rBHelper.bInDispose
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|| mpImplementation.get()==NULL)
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{
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throw lang::DisposedException (
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::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"PresenterTextView object has already been disposed")),
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static_cast<uno::XWeak*>(this));
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}
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}
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//===== PresenterTextView::Implementation =====================================
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PresenterTextView::Implementation::Implementation (void)
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: msTextPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("Text"))),
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msBitmapPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("Bitmap"))),
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msSizePropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("Size"))),
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msBackgroundColorPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("BackgroundColor"))),
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msTextColorPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("TextColor"))),
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msFontDescriptorPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("FontDescriptor"))),
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msTopPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("Top"))),
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msTopRelativePropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("RelativeTop"))),
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msTotalHeightPropertyName(OUString(RTL_CONSTASCII_USTRINGPARAM("TotalHeight"))),
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mxBitmap(),
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mpCanvas(),
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mpOutputDevice(new VirtualDevice(*Application::GetDefaultDevice(), 0, 0)),
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mpEditEngine(NULL),
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mpEditEngineItemPool(EditEngine::CreatePool()),
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maSize(100,100),
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maBackgroundColor(0xffffffff),
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maTextColor(0x00000000),
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msText(),
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mnTop(0),
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mnTotalHeight(-1)
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{
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mpOutputDevice->SetMapMode(MAP_PIXEL);
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GetEditEngine();
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}
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PresenterTextView::Implementation::~Implementation (void)
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{
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delete mpEditEngine;
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SfxItemPool::Free(mpEditEngineItemPool);
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delete mpOutputDevice;
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}
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EditEngine * PresenterTextView::Implementation::GetEditEngine (void)
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{
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if (mpEditEngine == NULL)
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mpEditEngine = CreateEditEngine ();
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return mpEditEngine;
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}
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EditEngine* PresenterTextView::Implementation::CreateEditEngine (void)
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{
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EditEngine* pEditEngine = mpEditEngine;
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if (pEditEngine == NULL)
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{
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//
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// set fonts to be used
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//
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SvtLinguOptions aOpt;
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SvtLinguConfig().GetOptions( aOpt );
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struct FontDta {
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sal_Int16 nFallbackLang;
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sal_Int16 nLang;
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sal_uInt16 nFontType;
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sal_uInt16 nFontInfoId;
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} aTable[3] =
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{
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// info to get western font to be used
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{ LANGUAGE_ENGLISH_US, LANGUAGE_NONE,
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DEFAULTFONT_SERIF, EE_CHAR_FONTINFO },
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// info to get CJK font to be used
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{ LANGUAGE_JAPANESE, LANGUAGE_NONE,
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DEFAULTFONT_CJK_TEXT, EE_CHAR_FONTINFO_CJK },
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// info to get CTL font to be used
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{ LANGUAGE_ARABIC_SAUDI_ARABIA, LANGUAGE_NONE,
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DEFAULTFONT_CTL_TEXT, EE_CHAR_FONTINFO_CTL }
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};
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aTable[0].nLang = MsLangId::resolveSystemLanguageByScriptType(aOpt.nDefaultLanguage, ::com::sun::star::i18n::ScriptType::LATIN);
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aTable[1].nLang = MsLangId::resolveSystemLanguageByScriptType(aOpt.nDefaultLanguage_CJK, ::com::sun::star::i18n::ScriptType::ASIAN);
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aTable[2].nLang = MsLangId::resolveSystemLanguageByScriptType(aOpt.nDefaultLanguage_CTL, ::com::sun::star::i18n::ScriptType::COMPLEX);
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for (int i = 0; i < 3; ++i)
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{
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const FontDta &rFntDta = aTable[i];
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LanguageType nLang = (LANGUAGE_NONE == rFntDta.nLang) ?
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rFntDta.nFallbackLang : rFntDta.nLang;
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Font aFont = Application::GetDefaultDevice()->GetDefaultFont(
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rFntDta.nFontType, nLang, DEFAULTFONT_FLAGS_ONLYONE);
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mpEditEngineItemPool->SetPoolDefaultItem(
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SvxFontItem(
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aFont.GetFamily(),
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aFont.GetName(),
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aFont.GetStyleName(),
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aFont.GetPitch(),
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aFont.GetCharSet(),
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rFntDta.nFontInfoId));
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}
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pEditEngine = new EditEngine (mpEditEngineItemPool);
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pEditEngine->EnableUndo (sal_True);
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pEditEngine->SetDefTab (sal_uInt16(
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Application::GetDefaultDevice()->GetTextWidth(
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UniString::CreateFromAscii("XXXX"))));
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pEditEngine->SetControlWord(
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(pEditEngine->GetControlWord()
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| EE_CNTRL_AUTOINDENTING) &
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(~EE_CNTRL_UNDOATTRIBS) &
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(~EE_CNTRL_PASTESPECIAL));
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pEditEngine->SetWordDelimiters (
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UniString::CreateFromAscii(" .=+-*/(){}[];\""));
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pEditEngine->SetRefMapMode (MAP_PIXEL);
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pEditEngine->SetPaperSize (Size(800, 0));
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pEditEngine->EraseVirtualDevice();
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pEditEngine->ClearModifyFlag();
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}
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return pEditEngine;
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}
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void PresenterTextView::Implementation::SetCanvas (const cppcanvas::CanvasSharedPtr& rpCanvas)
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{
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mpCanvas = rpCanvas;
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mxBitmap = NULL;
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}
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void PresenterTextView::Implementation::SetSize (const Size aSize)
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{
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DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
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maSize = aSize;
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mpEditEngine->SetPaperSize(maSize);
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mnTotalHeight = -1;
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mxBitmap = NULL;
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}
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void PresenterTextView::Implementation::SetBackgroundColor (const Color aColor)
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{
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maBackgroundColor = aColor;
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mxBitmap = NULL;
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DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
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DBG_ASSERT(mpEditEngineItemPool!=NULL, "EditEngineItemPool missing");
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mpEditEngine->SetBackgroundColor(aColor);
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mpEditEngine->EnableAutoColor(sal_False);
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mpEditEngine->ForceAutoColor(sal_False);
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}
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void PresenterTextView::Implementation::SetTextColor (const Color aColor)
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{
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maTextColor = aColor;
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mxBitmap = NULL;
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DBG_ASSERT(mpEditEngineItemPool!=NULL, "EditEngineItemPool missing");
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mpEditEngineItemPool->SetPoolDefaultItem(SvxColorItem(aColor, EE_CHAR_COLOR));
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}
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void PresenterTextView::Implementation::SetFontDescriptor (
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const awt::FontDescriptor& rFontDescriptor)
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{
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mxBitmap = NULL;
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DBG_ASSERT(mpEditEngineItemPool!=NULL, "EditEngineItemPool missing");
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const sal_Int32 nFontHeight = rFontDescriptor.Height;
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SvxFontHeightItem aFontHeight(
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Application::GetDefaultDevice()->LogicToPixel(
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Size(0, nFontHeight), MapMode (MAP_POINT)).Height(),
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100,
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EE_CHAR_FONTHEIGHT);
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mpEditEngineItemPool->SetPoolDefaultItem( aFontHeight);
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aFontHeight.SetWhich (EE_CHAR_FONTHEIGHT_CJK);
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mpEditEngineItemPool->SetPoolDefaultItem( aFontHeight);
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aFontHeight.SetWhich (EE_CHAR_FONTHEIGHT_CTL);
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mpEditEngineItemPool->SetPoolDefaultItem( aFontHeight);
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SvxFontItem aSvxFontItem (EE_CHAR_FONTINFO);
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aSvxFontItem.SetFamilyName( rFontDescriptor.Name );
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mpEditEngineItemPool->SetPoolDefaultItem(aSvxFontItem);
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mnTotalHeight = -1;
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mxBitmap = NULL;
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CheckTop();
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mnTotalHeight = -1;
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}
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sal_Int32 PresenterTextView::Implementation::GetTop (void) const
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{
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return mnTop;
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}
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void PresenterTextView::Implementation::SetTop (const sal_Int32 nTop)
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{
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if (nTop == mnTop)
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return;
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mnTop = nTop;
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mxBitmap = NULL;
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CheckTop();
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}
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void PresenterTextView::Implementation::SetText (const OUString& rText)
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{
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DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
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msText = rText;
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mpEditEngine->SetPaperSize(maSize);
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mnTotalHeight = -1;
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mxBitmap = NULL;
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}
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sal_Int32 PresenterTextView::Implementation::ParseDistance (const OUString& rsDistance) const
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{
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DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
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sal_Int32 nDistance (0);
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if (rsDistance.endsWithAsciiL("px", 2))
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{
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nDistance = rsDistance.copy(0,rsDistance.getLength()-2).toInt32();
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}
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else if (rsDistance.endsWithAsciiL("l", 1))
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{
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const sal_Int32 nLines (rsDistance.copy(0,rsDistance.getLength()-1).toInt32());
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// Take the height of the first line as the height of every line.
|
|
const sal_uInt32 nFirstLineHeight (mpEditEngine->GetLineHeight(0,0));
|
|
nDistance = nFirstLineHeight * nLines;
|
|
}
|
|
|
|
return nDistance;
|
|
}
|
|
|
|
|
|
|
|
|
|
Reference<rendering::XBitmap> PresenterTextView::Implementation::GetBitmap (void)
|
|
{
|
|
DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
|
|
|
|
if ( ! mxBitmap.is())
|
|
{
|
|
if (mpOutputDevice != NULL)
|
|
delete mpOutputDevice;
|
|
mpOutputDevice = new VirtualDevice(*Application::GetDefaultDevice(), 0, 0);
|
|
mpOutputDevice->SetMapMode(MAP_PIXEL);
|
|
mpOutputDevice->SetOutputSizePixel(maSize, sal_True);
|
|
mpOutputDevice->SetLineColor();
|
|
mpOutputDevice->SetFillColor();
|
|
mpOutputDevice->SetBackground(Wallpaper());
|
|
mpOutputDevice->Erase();
|
|
|
|
MapMode aMapMode (mpOutputDevice->GetMapMode());
|
|
aMapMode.SetOrigin(Point(0,0));
|
|
mpOutputDevice->SetMapMode(aMapMode);
|
|
const Rectangle aWindowBox (Point(0,0), maSize);
|
|
mpOutputDevice->DrawRect(aWindowBox);
|
|
|
|
mpEditEngine->Clear();
|
|
mpEditEngine->SetText(msText);
|
|
mpEditEngine->SetPaperSize(maSize);
|
|
|
|
mpEditEngine->Draw(mpOutputDevice, aWindowBox, Point(0,mnTop));
|
|
|
|
const BitmapEx aBitmap (mpOutputDevice->GetBitmapEx(Point(0,0), maSize));
|
|
mxBitmap = cppcanvas::VCLFactory::getInstance().createBitmap(
|
|
mpCanvas,
|
|
aBitmap
|
|
)->getUNOBitmap();
|
|
}
|
|
return mxBitmap;
|
|
}
|
|
|
|
|
|
|
|
|
|
sal_Int32 PresenterTextView::Implementation::GetTotalHeight (void)
|
|
{
|
|
DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
|
|
|
|
if (mnTotalHeight < 0)
|
|
{
|
|
if ( ! mxBitmap.is())
|
|
GetBitmap();
|
|
mnTotalHeight = mpEditEngine->GetTextHeight();
|
|
}
|
|
return mnTotalHeight;
|
|
}
|
|
|
|
|
|
|
|
|
|
void PresenterTextView::Implementation::CheckTop (void)
|
|
{
|
|
DBG_ASSERT(mpEditEngine!=NULL, "EditEngine missing");
|
|
|
|
if (mnTotalHeight < 0)
|
|
mnTotalHeight = mpEditEngine->GetTextHeight();
|
|
if (mpEditEngine!=NULL && mnTop >= mnTotalHeight)
|
|
mnTop = mnTotalHeight - mpEditEngine->GetLineHeight(0,0);
|
|
|
|
if (mnTotalHeight < maSize.Height())
|
|
mnTop = 0;
|
|
|
|
if (mnTotalHeight - mnTop < maSize.Height())
|
|
mnTop = mnTotalHeight - maSize.Height();
|
|
|
|
if (mnTop < 0)
|
|
mnTop = 0;
|
|
}
|
|
|
|
|
|
} } // end of namespace ::sd::presenter
|
|
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|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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