LibreOffice Module vcl (master)  1
print2.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  *
9  * This file incorporates work covered by the following license notice:
10  *
11  * Licensed to the Apache Software Foundation (ASF) under one or more
12  * contributor license agreements. See the NOTICE file distributed
13  * with this work for additional information regarding copyright
14  * ownership. The ASF licenses this file to you under the Apache
15  * License, Version 2.0 (the "License"); you may not use this file
16  * except in compliance with the License. You may obtain a copy of
17  * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18  */
19 
20 #include <sal/log.hxx>
21 
22 #include <vcl/metaact.hxx>
23 #include <vcl/print.hxx>
24 #include <vcl/printer/Options.hxx>
25 
26 #include <utility>
27 #include <vector>
28 
29 void Printer::DrawGradientEx( OutputDevice* pOut, const tools::Rectangle& rRect, const Gradient& rGradient )
30 {
31  const vcl::printer::Options& rPrinterOptions = GetPrinterOptions();
32 
33  if( rPrinterOptions.IsReduceGradients() )
34  {
35  if( vcl::printer::GradientMode::Stripes == rPrinterOptions.GetReducedGradientMode() )
36  {
37  if( !rGradient.GetSteps() || ( rGradient.GetSteps() > rPrinterOptions.GetReducedGradientStepCount() ) )
38  {
39  Gradient aNewGradient( rGradient );
40 
41  aNewGradient.SetSteps( rPrinterOptions.GetReducedGradientStepCount() );
42  pOut->DrawGradient( rRect, aNewGradient );
43  }
44  else
45  pOut->DrawGradient( rRect, rGradient );
46  }
47  else
48  {
49  const Color& rStartColor = rGradient.GetStartColor();
50  const Color& rEndColor = rGradient.GetEndColor();
51  const tools::Long nR = ( ( static_cast<tools::Long>(rStartColor.GetRed()) * rGradient.GetStartIntensity() ) / 100 +
52  ( static_cast<tools::Long>(rEndColor.GetRed()) * rGradient.GetEndIntensity() ) / 100 ) >> 1;
53  const tools::Long nG = ( ( static_cast<tools::Long>(rStartColor.GetGreen()) * rGradient.GetStartIntensity() ) / 100 +
54  ( static_cast<tools::Long>(rEndColor.GetGreen()) * rGradient.GetEndIntensity() ) / 100 ) >> 1;
55  const tools::Long nB = ( ( static_cast<tools::Long>(rStartColor.GetBlue()) * rGradient.GetStartIntensity() ) / 100 +
56  ( static_cast<tools::Long>(rEndColor.GetBlue()) * rGradient.GetEndIntensity() ) / 100 ) >> 1;
57  const Color aColor( static_cast<sal_uInt8>(nR), static_cast<sal_uInt8>(nG), static_cast<sal_uInt8>(nB) );
58 
60  pOut->SetLineColor( aColor );
61  pOut->SetFillColor( aColor );
62  pOut->DrawRect( rRect );
63  pOut->Pop();
64  }
65  }
66  else
67  pOut->DrawGradient( rRect, rGradient );
68 }
69 
70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
sal_uInt8 GetRed() const
long Long
const vcl::printer::Options & GetPrinterOptions() const
Definition: print.hxx:221
void SetSteps(sal_uInt16 nSteps)
void Pop()
Definition: stack.cxx:93
void DrawGradientEx(OutputDevice *pOut, const tools::Rectangle &rRect, const Gradient &rGradient)
Definition: print2.cxx:29
sal_uInt8 GetBlue() const
void DrawRect(const tools::Rectangle &rRect)
Definition: rect.cxx:51
void SetLineColor()
Definition: line.cxx:36
void SetFillColor()
Definition: fill.cxx:29
Some things multiple-inherit from VclAbstractDialog and OutputDevice, so we need to use virtual inher...
Definition: outdev.hxx:168
sal_uInt16 GetEndIntensity() const
sal_uInt16 GetSteps() const
const Color & GetStartColor() const
sal_uInt8 GetGreen() const
const Color & GetEndColor() const
void Push(PushFlags nFlags=PushFlags::ALL)
Definition: stack.cxx:34
void DrawGradient(const tools::Rectangle &rRect, const Gradient &rGradient)
sal_uInt16 GetStartIntensity() const