LibreOffice Module canvas (master)  1
outdevholder.hxx
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19 
20 #pragma once
21 
22 #include <vcl/outdev.hxx>
23 
24 #include "outdevprovider.hxx"
25 
26 namespace vclcanvas
27 {
29 {
30 public:
31  OutDevHolder(const OutDevHolder&) = delete;
32  const OutDevHolder& operator=(const OutDevHolder&) = delete;
33 
34  explicit OutDevHolder(OutputDevice& rOutDev)
35  : mrOutDev(rOutDev)
36  {
37  }
38 
39 private:
40  virtual OutputDevice& getOutDev() override { return mrOutDev; }
41  virtual const OutputDevice& getOutDev() const override { return mrOutDev; }
42 
43  // TODO(Q2): Lifetime issue. This _only_ works reliably,
44  // if disposing the Canvas correctly disposes all
45  // entities which hold this pointer.
47 };
48 }
49 
50 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual const OutputDevice & getOutDev() const override
OutDevHolder(const OutDevHolder &)=delete
const OutDevHolder & operator=(const OutDevHolder &)=delete
virtual OutputDevice & getOutDev() override
OutDevHolder(OutputDevice &rOutDev)
Implementers of this interface provide the CanvasHelper with its OutputDevice.
OutputDevice & mrOutDev