include/svx/sdrpaintwindow.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SVX_SDRPAINTWINDOW_HXX
  21 #define INCLUDED_SVX_SDRPAINTWINDOW_HXX
  22
  23 #include <rtl/ref.hxx>
  24 #include <vcl/virdev.hxx>
  25 #include <svx/svxdllapi.h>
  26
  27 class SdrPaintView;
  28
  29 namespace sdr
  30 {
  31     namespace overlay
  32     {
  33         class OverlayManager;
  34     }
  35 }
  36
  37 #ifdef _MSC_VER // broken msvc template instantiation
  38 #include <svx/sdr/overlay/overlaymanager.hxx>
  39 #endif
  40
  41 /// paint the transparent children of rWin that overlap rPixelRect
  42 /// (for example, transparent form controls like check boxes)
  43 void SVX_DLLPUBLIC
  44 PaintTransparentChildren(vcl::Window & rWindow, Rectangle const& rPixelRect);
  45
  46 class SdrPreRenderDevice
  47 {
  48     // The original OutputDevice
  49     OutputDevice&          mrOutputDevice;
  50
  51     // The VirtualDevice for PreRendering
  52     VclPtr<VirtualDevice>  mpPreRenderDevice;
  53
  54 public:
  55     explicit SdrPreRenderDevice(OutputDevice& rOriginal);
  56     ~SdrPreRenderDevice();
  57
  58     void PreparePreRenderDevice();
  59     void OutputPreRenderDevice(const vcl::Region& rExpandedRegion);
  60
  61     OutputDevice& GetOriginalOutputDevice() const { return mrOutputDevice; }
  62     OutputDevice& GetPreRenderDevice() { return *mpPreRenderDevice.get(); }
  63 };
  64
  65 class SVX_DLLPUBLIC SdrPaintWindow
  66 {
  67 private:
  68     // the OutputDevice this window represents
  69     OutputDevice&                                       mrOutputDevice;
  70
  71     /// In case mrOutputDevice is a buffer for a vcl::Window, this is the window.
  72     VclPtr<vcl::Window>                                 mpWindow;
  73
  74     // the SdrPaintView this window belongs to
  75     SdrPaintView&                                       mrPaintView;
  76
  77     // the new OverlayManager for the new OverlayObjects. Test add here, will
  78     // replace the IAOManager as soon as it works.
  79     rtl::Reference< sdr::overlay::OverlayManager >    mxOverlayManager;
  80
  81     // The PreRenderDevice for PreRendering
  82     SdrPreRenderDevice*                                 mpPreRenderDevice;
  83
  84     // The RedrawRegion used for rendering
  85     vcl::Region                                              maRedrawRegion;
  86
  87     // bitfield
  88     // #i72889# flag if this is only a temporary target for repaint, default is false
  89     bool                                                mbTemporaryTarget : 1;
  90
  91     /** Remember whether the mxOverlayManager supports buffering.  Using
  92         this flags expensive dynamic_casts on mxOverlayManager in order to
  93         detect this.
  94     */
  95     bool mbUseBuffer;
  96
  97     // helpers
  98     void impCreateOverlayManager();
  99
 100 public:
 101     SdrPaintWindow(SdrPaintView& rNewPaintView, OutputDevice& rOut, vcl::Window* pWindow = 0);
 102     ~SdrPaintWindow();
 103
 104     // data read accesses
 105     SdrPaintView& GetPaintView() const { return mrPaintView; }
 106     OutputDevice& GetOutputDevice() const { return mrOutputDevice; }
 107     vcl::Window* GetWindow() const { return mpWindow; }
 108
 109     // OVERLAYMANAGER
 110     rtl::Reference< sdr::overlay::OverlayManager > GetOverlayManager() const;
 111
 112     // #i73602# add flag if buffer shall be used
 113     void DrawOverlay(const vcl::Region& rRegion);
 114
 115     // calculate visible area and return
 116     Rectangle GetVisibleArea() const;
 117
 118     // Is OutDev a printer?
 119     bool OutputToPrinter() const { return (OUTDEV_PRINTER == mrOutputDevice.GetOutDevType()); }
 120
 121     // Is OutDev a window?
 122     bool OutputToWindow() const { return (OUTDEV_WINDOW == mrOutputDevice.GetOutDevType()); }
 123
 124     // Is OutDev a VirtualDevice?
 125     bool OutputToVirtualDevice() const { return (OUTDEV_VIRDEV == mrOutputDevice.GetOutDevType()); }
 126
 127     // Is OutDev a recording MetaFile?
 128     bool OutputToRecordingMetaFile() const;
 129
 130     // prepare PreRendering (evtl.)
 131     void PreparePreRenderDevice();
 132     void DestroyPreRenderDevice();
 133     void OutputPreRenderDevice(const vcl::Region& rExpandedRegion);
 134     SdrPreRenderDevice* GetPreRenderDevice() const { return mpPreRenderDevice; }
 135
 136     // RedrawRegion
 137     const vcl::Region& GetRedrawRegion() const { return maRedrawRegion;}
 138     void SetRedrawRegion(const vcl::Region& rNew);
 139
 140     // #i72889# read/write access to TempoparyTarget
 141     bool getTemporaryTarget() const { return (bool)mbTemporaryTarget; }
 142     void setTemporaryTarget(bool bNew) { mbTemporaryTarget = bNew; }
 143
 144     // #i72889# get target output device, take into account output buffering
 145     OutputDevice& GetTargetOutputDevice() { if(mpPreRenderDevice) return mpPreRenderDevice->GetPreRenderDevice(); else return mrOutputDevice; }
 146 };
 147
 148 // typedefs for a list of SdrPaintWindows
 149 typedef ::std::vector< SdrPaintWindow* > SdrPaintWindowVector;
 150
 151 #endif // INCLUDED_SVX_SDRPAINTWINDOW_HXX
 152
 153 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */