sc/source/ui/view/overlayobject.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.
   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 "overlayobject.hxx"
  21 #include <vcl/outdev.hxx>
  22 #include <vcl/lineinfo.hxx>
  23 #include <tools/fract.hxx>
  24 #include <basegfx/range/b2drange.hxx>
  25 #include <basegfx/polygon/b2dpolygon.hxx>
  26 #include <basegfx/polygon/b2dpolygontools.hxx>
  27 #include <svx/sdr/overlay/overlaymanager.hxx>
  28 #include <drawinglayer/primitive2d/baseprimitive2d.hxx>
  29 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
  30
  31 using ::sdr::overlay::OverlayObject;
  32 using ::sdr::overlay::OverlayManager;
  33 using ::drawinglayer::primitive2d::Primitive2DSequence;
  34
  35 #define DASH_UPDATE_INTERVAL 180    // in msec
  36
  37 ScOverlayDashedBorder::ScOverlayDashedBorder(const ::basegfx::B2DRange& rRange, const Color& rColor) :
  38     OverlayObject(rColor),
  39     mbToggle(true)
  40 {
  41     mbAllowsAnimation = true;
  42     maRange = rRange;
  43 }
  44
  45 ScOverlayDashedBorder::~ScOverlayDashedBorder()
  46 {
  47 }
  48
  49 void ScOverlayDashedBorder::Trigger(sal_uInt32 nTime)
  50 {
  51     OverlayManager* pMgr = getOverlayManager();
  52     if (pMgr)
  53     {
  54         SetTime(nTime + DASH_UPDATE_INTERVAL);
  55         mbToggle = !mbToggle;
  56         pMgr->InsertEvent(this);
  57         objectChange();
  58     }
  59 }
  60
  61 void ScOverlayDashedBorder::stripeDefinitionHasChanged()
  62 {
  63     objectChange();
  64 }
  65
  66 Primitive2DSequence ScOverlayDashedBorder::createOverlayObjectPrimitive2DSequence()
  67 {
  68     using ::basegfx::B2DPolygon;
  69     using ::basegfx::B2DPolyPolygon;
  70
  71     OverlayManager* pMgr = getOverlayManager();
  72     if (!pMgr)
  73         return Primitive2DSequence();
  74
  75     basegfx::BColor aColorA = pMgr->getStripeColorA().getBColor();
  76     basegfx::BColor aColorB = pMgr->getStripeColorB().getBColor();
  77     if (!mbToggle)
  78         ::std::swap(aColorA, aColorB);
  79
  80     const basegfx::B2DPolygon aPoly = basegfx::tools::createPolygonFromRect(maRange);
  81     B2DPolyPolygon aPolygon(aPoly);
  82     const drawinglayer::primitive2d::Primitive2DReference aReference(
  83         new drawinglayer::primitive2d::PolyPolygonMarkerPrimitive2D(
  84             aPolygon, aColorA, aColorB, pMgr->getStripeLengthPixel()));
  85
  86     return drawinglayer::primitive2d::Primitive2DSequence(&aReference, 1);
  87 }
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */