#i39532# primitive

1 files changed, 217 insertions, 0 deletions

diff --git a/drawinglayer/source/primitive2d/textlayoutdevice.cxx b/drawinglayer/source/primitive2d/textlayoutdevice.cxx
new file mode 100644
index 000000000000..0156d114ffa2
--- /dev/null
+++ b/drawinglayer/source/primitive2d/textlayoutdevice.cxx
@@ -0,0 +1,217 @@
+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: textlayoutdevice.cxx,v $
+ *
+ *  $Revision: 1.1 $
+ *
+ *  last change: $Author: aw $ $Date: 2006-10-19 10:35:04 $
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Sun Microsystems, Inc.
+ *    901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *    Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#ifndef INCLUDED_DRAWINGLAYER_TEXTLAYOUTDEVICE_HXX
+#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
+#endif
+
+#ifndef _SV_TIMER_HXX
+#include <vcl/timer.hxx>
+#endif
+
+#ifndef _SV_VIRDEV_HXX
+#include <vcl/virdev.hxx>
+#endif
+
+#ifndef _SV_FONT_HXX
+#include <vcl/font.hxx>
+#endif
+
+#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_TEXTPRIMITIVE2D_HXX
+#include <drawinglayer/primitive2d/textprimitive2d.hxx>
+#endif
+
+//////////////////////////////////////////////////////////////////////////////
+// VDev RevDevice provider
+
+namespace
+{
+    class ImpTimedRefDev : public Timer
+    {
+        ImpTimedRefDev**                    mppStaticPointerOnMe;
+        VirtualDevice*                      mpVirDev;
+        sal_uInt32                          mnUseCount;
+
+    public:
+        ImpTimedRefDev(ImpTimedRefDev** ppStaticPointerOnMe);
+        ~ImpTimedRefDev();
+        virtual void Timeout();
+
+        VirtualDevice& acquireVirtualDevice();
+        void releaseVirtualDevice();
+    };
+
+    ImpTimedRefDev::ImpTimedRefDev(ImpTimedRefDev** ppStaticPointerOnMe)
+    :   mppStaticPointerOnMe(ppStaticPointerOnMe),
+        mpVirDev(0L),
+        mnUseCount(0L)
+    {
+        SetTimeout(3L * 60L * 1000L); // three minutes
+        Start();
+    }
+
+    ImpTimedRefDev::~ImpTimedRefDev()
+    {
+        OSL_ENSURE(0L == mnUseCount, "destruction of a still used ImpTimedRefDev (!)");
+
+        if(mppStaticPointerOnMe && *mppStaticPointerOnMe)
+        {
+            *mppStaticPointerOnMe = 0L;
+        }
+
+        if(mpVirDev)
+        {
+            delete mpVirDev;
+        }
+    }
+
+    void ImpTimedRefDev::Timeout()
+    {
+        // for obvious reasons, do not call anything after this
+        delete (this);
+    }
+
+    VirtualDevice& ImpTimedRefDev::acquireVirtualDevice()
+    {
+        if(!mpVirDev)
+        {
+            mpVirDev = new VirtualDevice();
+            mpVirDev->SetMapMode(MAP_100TH_MM);
+            mpVirDev->SetReferenceDevice(VirtualDevice::REFDEV_MODE06);
+        }
+
+        if(!mnUseCount)
+        {
+            Stop();
+        }
+
+        mnUseCount++;
+
+        return *mpVirDev;
+    }
+
+    void ImpTimedRefDev::releaseVirtualDevice()
+    {
+        OSL_ENSURE(mnUseCount, "mismatch call number to releaseVirtualDevice() (!)");
+        mnUseCount--;
+
+        if(!mnUseCount)
+        {
+            Start();
+        }
+    }
+} // end of anonymous namespace
+
+//////////////////////////////////////////////////////////////////////////////
+// access to one global ImpTimedRefDev incarnation in namespace drawinglayer::primitive
+
+namespace drawinglayer
+{
+    namespace primitive2d
+    {
+        // static pointer here
+        ImpTimedRefDev* pImpGlobalRefDev = 0L;
+
+        // static methods here
+        VirtualDevice& acquireGlobalVirtualDevice()
+        {
+            if(!pImpGlobalRefDev)
+            {
+                pImpGlobalRefDev = new ImpTimedRefDev(&pImpGlobalRefDev);
+            }
+
+            return pImpGlobalRefDev->acquireVirtualDevice();
+        }
+
+        void releaseGlobalVirtualDevice()
+        {
+            OSL_ENSURE(pImpGlobalRefDev, "releaseGlobalVirtualDevice() without prior acquireGlobalVirtualDevice() call(!)");
+            pImpGlobalRefDev->releaseVirtualDevice();
+        }
+
+        TextLayouterDevice::TextLayouterDevice()
+        :   mrDevice(acquireGlobalVirtualDevice())
+        {
+        }
+
+        TextLayouterDevice::~TextLayouterDevice()
+        {
+            releaseGlobalVirtualDevice();
+        }
+
+        void TextLayouterDevice::setFont(const Font& rFont)
+        {
+            mrDevice.SetFont(rFont);
+        }
+
+        void TextLayouterDevice::setFontAttributes(const FontAttributes& rFontAttributes, const basegfx::B2DHomMatrix& rTransform)
+        {
+            mrDevice.SetFont(getVclFontFromFontAttributes(rFontAttributes, rTransform));
+        }
+
+        double TextLayouterDevice::getTextHeight()
+        {
+            return mrDevice.GetTextHeight();
+        }
+
+        double TextLayouterDevice::getTextWidth(const String& rText, xub_StrLen nIndex, xub_StrLen nLength)
+        {
+            return mrDevice.GetTextWidth(rText, nIndex, nLength);
+        }
+
+        bool TextLayouterDevice::getTextOutlines(PolyPolyVector& rPolyPolyVector, const String& rText, xub_StrLen nIndex, xub_StrLen nLength, const ::std::vector< sal_Int32 >& rDXArray)
+        {
+            return mrDevice.GetTextOutlines(rPolyPolyVector, rText, nIndex, nIndex, nLength, true, 0, &(rDXArray[0]));
+        }
+
+        basegfx::B2DRange TextLayouterDevice::getTextBoundRect(const String& rText, xub_StrLen nIndex, xub_StrLen nLength)
+        {
+            if(rText.Len() && nLength)
+            {
+                Rectangle aRect;
+                mrDevice.GetTextBoundRect(aRect, rText, nIndex, nIndex, nLength);
+
+                return basegfx::B2DRange(aRect.Left(), aRect.Top(), aRect.Right(), aRect.Bottom());
+            }
+            else
+            {
+                return basegfx::B2DRange();
+            }
+        }
+    } // end of namespace primitive2d
+} // end of namespace drawinglayer
+
+//////////////////////////////////////////////////////////////////////////////
+// eof