svx/source/sdr/overlay/overlayrectangle.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   9  * This file incorporates work covered by the following license notice:
  10  *
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  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 <sdr/overlay/overlayrectangle.hxx>
  21 #include <vcl/outdev.hxx>
  22 #include <basegfx/matrix/b2dhommatrix.hxx>
  23 #include <basegfx/polygon/b2dpolygontools.hxx>
  24 #include <basegfx/polygon/b2dpolygon.hxx>
  25 #include <basegfx/numeric/ftools.hxx>
  26 #include <sdr/overlay/overlaytools.hxx>
  27 #include <svx/sdr/overlay/overlaymanager.hxx>
  28 #include <vcl/svapp.hxx>
  29 #include <vcl/settings.hxx>
  30
  31
  32 namespace sdr
  33 {
  34     namespace overlay
  35     {
  36         drawinglayer::primitive2d::Primitive2DContainer OverlayRectangle::createOverlayObjectPrimitive2DSequence()
  37         {
  38             const basegfx::B2DRange aHatchRange(getBasePosition(), maSecondPosition);
  39             basegfx::BColor aColor(getBaseColor().getBColor());
  40             static const double fChange(0.1); // just small optical change, do not make it annoying
  41
  42             if(mbOverlayState)
  43             {
  44                 aColor += basegfx::B3DTuple(fChange, fChange, fChange);
  45                 aColor.clamp();
  46             }
  47             else
  48             {
  49                 aColor -= basegfx::B3DTuple(fChange, fChange, fChange);
  50                 aColor.clamp();
  51             }
  52
  53             const drawinglayer::primitive2d::Primitive2DReference aReference(
  54                 new drawinglayer::primitive2d::OverlayRectanglePrimitive(
  55                     aHatchRange,
  56                     aColor,
  57                     mfTransparence,
  58                     mfDiscreteGrow,
  59                     mfDiscreteShrink,
  60                     mfRotation));
  61
  62             return drawinglayer::primitive2d::Primitive2DContainer { aReference };
  63         }
  64
  65         OverlayRectangle::OverlayRectangle(
  66             const basegfx::B2DPoint& rBasePosition,
  67             const basegfx::B2DPoint& rSecondPosition,
  68             const Color& rHatchColor,
  69             double fTransparence,
  70             double fDiscreteGrow,
  71             double fDiscreteShrink,
  72             double fRotation,
  73             bool bAnimate)
  74         :   OverlayObjectWithBasePosition(rBasePosition, rHatchColor),
  75             maSecondPosition(rSecondPosition),
  76             mfTransparence(fTransparence),
  77             mfDiscreteGrow(fDiscreteGrow),
  78             mfDiscreteShrink(fDiscreteShrink),
  79             mfRotation(fRotation),
  80             mnBlinkTime(impCheckBlinkTimeValueRange(500)),
  81             mbOverlayState(false)
  82         {
  83             if(Application::GetSettings().GetStyleSettings().GetHighContrastMode())
  84             {
  85                 // no animation in high contrast mode
  86                 bAnimate = false;
  87             }
  88
  89             // set AllowsAnimation flag to mark this object as animation capable
  90             mbAllowsAnimation = bAnimate;
  91         }
  92
  93         void OverlayRectangle::Trigger(sal_uInt32 nTime)
  94         {
  95             if(getOverlayManager())
  96             {
  97                 // #i53216# produce event after nTime + x
  98                 SetTime(nTime + mnBlinkTime);
  99
 100                 // switch state
 101                 if(mbOverlayState)
 102                 {
 103                     mbOverlayState = false;
 104                 }
 105                 else
 106                 {
 107                     mbOverlayState = true;
 108                 }
 109
 110                 // re-insert me as event
 111                 getOverlayManager()->InsertEvent(*this);
 112
 113                 // register change (after change)
 114                 objectChange();
 115             }
 116         }
 117     } // end of namespace overlay
 118 } // end of namespace sdr
 119
 120
 121 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */