svx/source/xoutdev/xtablend.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 <XPropertyTable.hxx>
  21 #include <vcl/virdev.hxx>
  22
  23 #include <vcl/svapp.hxx>
  24 #include <vcl/settings.hxx>
  25
  26 #include <svx/strings.hrc>
  27 #include <svx/dialmgr.hxx>
  28 #include <osl/diagnose.h>
  29
  30 #include <svx/xtable.hxx>
  31 #include <drawinglayer/attribute/linestartendattribute.hxx>
  32 #include <drawinglayer/primitive2d/PolygonStrokeArrowPrimitive2D.hxx>
  33 #include <drawinglayer/processor2d/baseprocessor2d.hxx>
  34 #include <drawinglayer/processor2d/processor2dtools.hxx>
  35 #include <basegfx/polygon/b2dpolygontools.hxx>
  36 #include <memory>
  37
  38 using namespace com::sun::star;
  39
  40 XLineEndList::XLineEndList( const OUString& rPath, const OUString& rReferer )
  41     : XPropertyList( XPropertyListType::LineEnd, rPath, rReferer )
  42 {
  43 }
  44
  45 XLineEndList::~XLineEndList()
  46 {
  47 }
  48
  49 XLineEndEntry* XLineEndList::GetLineEnd(tools::Long nIndex) const
  50 {
  51     return static_cast<XLineEndEntry*>( XPropertyList::Get(nIndex) );
  52 }
  53
  54 uno::Reference< container::XNameContainer > XLineEndList::createInstance()
  55 {
  56     return SvxUnoXLineEndTable_createInstance( *this );
  57 }
  58
  59 bool XLineEndList::Create()
  60 {
  61     basegfx::B2DPolygon aTriangle;
  62     aTriangle.append(basegfx::B2DPoint(10.0, 0.0));
  63     aTriangle.append(basegfx::B2DPoint(0.0, 30.0));
  64     aTriangle.append(basegfx::B2DPoint(20.0, 30.0));
  65     aTriangle.setClosed(true);
  66     Insert( std::make_unique<XLineEndEntry>( basegfx::B2DPolyPolygon(aTriangle), SvxResId( RID_SVXSTR_ARROW ) ) );
  67
  68     basegfx::B2DPolygon aSquare;
  69     aSquare.append(basegfx::B2DPoint(0.0, 0.0));
  70     aSquare.append(basegfx::B2DPoint(10.0, 0.0));
  71     aSquare.append(basegfx::B2DPoint(10.0, 10.0));
  72     aSquare.append(basegfx::B2DPoint(0.0, 10.0));
  73     aSquare.setClosed(true);
  74     Insert( std::make_unique<XLineEndEntry>( basegfx::B2DPolyPolygon(aSquare), SvxResId( RID_SVXSTR_SQUARE ) ) );
  75
  76     basegfx::B2DPolygon aCircle(basegfx::utils::createPolygonFromCircle(basegfx::B2DPoint(0.0, 0.0), 100.0));
  77     Insert( std::make_unique<XLineEndEntry>( basegfx::B2DPolyPolygon(aCircle), SvxResId( RID_SVXSTR_CIRCLE ) ) );
  78
  79     return true;
  80 }
  81
  82 BitmapEx XLineEndList::CreateBitmapForUI( tools::Long nIndex )
  83 {
  84     BitmapEx aRetval;
  85     OSL_ENSURE(nIndex < Count(), "OOps, access out of range (!)");
  86
  87     if(nIndex < Count())
  88     {
  89         const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  90         const Size& rSize = rStyleSettings.GetListBoxPreviewDefaultPixelSize();
  91
  92         const Size aSize(rSize.Width() * 2, rSize.Height());
  93
  94         // prepare line geometry
  95         basegfx::B2DPolygon aLine;
  96         const double fBorderDistance(aSize.Height() * 0.1);
  97
  98         aLine.append(basegfx::B2DPoint(fBorderDistance, aSize.Height() / 2));
  99         aLine.append(basegfx::B2DPoint(aSize.Width() - fBorderDistance, aSize.Height() / 2));
 100
 101         // prepare LineAttribute
 102         const basegfx::BColor aLineColor(rStyleSettings.GetFieldTextColor().getBColor());
 103         const double fLineWidth(StyleSettings::GetListBoxPreviewDefaultLineWidth() * 1.1);
 104         const drawinglayer::attribute::LineAttribute aLineAttribute(
 105             aLineColor,
 106             fLineWidth);
 107
 108         const basegfx::B2DPolyPolygon aLineEnd(GetLineEnd(nIndex)->GetLineEnd());
 109         const double fArrowHeight(aSize.Height() - (2.0 * fBorderDistance));
 110         const drawinglayer::attribute::LineStartEndAttribute aLineStartEndAttribute(
 111             fArrowHeight,
 112             aLineEnd,
 113             false);
 114
 115         // prepare line primitive
 116         const drawinglayer::primitive2d::Primitive2DReference aLineStartEndPrimitive(
 117             new drawinglayer::primitive2d::PolygonStrokeArrowPrimitive2D(
 118                 aLine,
 119                 aLineAttribute,
 120                 aLineStartEndAttribute,
 121                 aLineStartEndAttribute));
 122
 123         // prepare VirtualDevice
 124         ScopedVclPtrInstance< VirtualDevice > pVirtualDevice;
 125         const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D;
 126
 127         pVirtualDevice->SetOutputSizePixel(aSize);
 128         pVirtualDevice->SetDrawMode(rStyleSettings.GetHighContrastMode()
 129             ? DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient
 130             : DrawModeFlags::Default);
 131
 132         if(rStyleSettings.GetPreviewUsesCheckeredBackground())
 133         {
 134             const Point aNull(0, 0);
 135             static const sal_uInt32 nLen(8);
 136             static const Color aW(COL_WHITE);
 137             static const Color aG(0xef, 0xef, 0xef);
 138             pVirtualDevice->DrawCheckered(aNull, aSize, nLen, aW, aG);
 139         }
 140         else
 141         {
 142             pVirtualDevice->SetBackground(rStyleSettings.GetFieldColor());
 143             pVirtualDevice->Erase();
 144         }
 145
 146         // create processor and draw primitives
 147         std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D(drawinglayer::processor2d::createPixelProcessor2DFromOutputDevice(
 148             *pVirtualDevice,
 149             aNewViewInformation2D));
 150
 151         const drawinglayer::primitive2d::Primitive2DContainer aSequence { aLineStartEndPrimitive };
 152
 153         pProcessor2D->process(aSequence);
 154         pProcessor2D.reset();
 155
 156         // get result bitmap and scale
 157         aRetval = pVirtualDevice->GetBitmapEx(Point(0, 0), pVirtualDevice->GetOutputSizePixel());
 158     }
 159
 160     return aRetval;
 161 }
 162
 163 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */