svx/source/xoutdev/xtabptrn.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
  22 #include <vcl/virdev.hxx>
  23 #include <svx/strings.hrc>
  24 #include <svx/dialmgr.hxx>
  25 #include <svx/xtable.hxx>
  26 #include <rtl/ustrbuf.hxx>
  27 #include <vcl/settings.hxx>
  28 #include <vcl/svapp.hxx>
  29 #include <vcl/BitmapTools.hxx>
  30
  31 using namespace com::sun::star;
  32
  33 XBitmapEntry* XPatternList::GetBitmap(tools::Long nIndex) const
  34 {
  35     return static_cast<XBitmapEntry*>( XPropertyList::Get(nIndex) );
  36 }
  37
  38 uno::Reference< container::XNameContainer > XPatternList::createInstance()
  39 {
  40     return uno::Reference< container::XNameContainer >(
  41         SvxUnoXBitmapTable_createInstance( this ), uno::UNO_QUERY );
  42 }
  43
  44 bool XPatternList::Create()
  45 {
  46     OUStringBuffer aStr(SvxResId(RID_SVXSTR_PATTERN));
  47     std::array<sal_uInt8,64> aArray;
  48     BitmapEx aBitmap;
  49     const sal_Int32 nLen(aStr.getLength() - 1);
  50
  51     aArray.fill(0);
  52
  53     // white/white bitmap
  54     aStr.append(" 1");
  55     aBitmap = vcl::bitmap::createHistorical8x8FromArray(aArray, COL_WHITE, COL_WHITE);
  56     Insert(std::make_unique<XBitmapEntry>(Graphic(aBitmap), aStr.toString()));
  57
  58     // black/white bitmap
  59     aArray[ 0] = 1; aArray[ 9] = 1; aArray[18] = 1; aArray[27] = 1;
  60     aArray[36] = 1; aArray[45] = 1; aArray[54] = 1; aArray[63] = 1;
  61     aStr[nLen] = '2';
  62     aBitmap = vcl::bitmap::createHistorical8x8FromArray(aArray, COL_BLACK, COL_WHITE);
  63     Insert(std::make_unique<XBitmapEntry>(Graphic(aBitmap), aStr.toString()));
  64
  65     // lightred/white bitmap
  66     aArray[ 7] = 1; aArray[14] = 1; aArray[21] = 1; aArray[28] = 1;
  67     aArray[35] = 1; aArray[42] = 1; aArray[49] = 1; aArray[56] = 1;
  68     aStr[nLen] = '3';
  69     aBitmap = vcl::bitmap::createHistorical8x8FromArray(aArray, COL_LIGHTRED, COL_WHITE);
  70     Insert(std::make_unique<XBitmapEntry>(Graphic(aBitmap), aStr.toString()));
  71
  72     // lightblue/white bitmap
  73     aArray[24] = 1; aArray[25] = 1; aArray[26] = 1;
  74     aArray[29] = 1; aArray[30] = 1; aArray[31] = 1;
  75     aStr[nLen] = '4';
  76     aBitmap = vcl::bitmap::createHistorical8x8FromArray(aArray, COL_LIGHTBLUE, COL_WHITE);
  77     Insert(std::make_unique<XBitmapEntry>(Graphic(aBitmap), aStr.toString()));
  78
  79     return true;
  80 }
  81
  82 BitmapEx XPatternList::CreateBitmap( tools::Long nIndex, const Size& rSize ) const
  83 {
  84     assert( nIndex < Count() );
  85
  86     if(nIndex < Count())
  87     {
  88         BitmapEx rBitmapEx = GetBitmap( nIndex )->GetGraphicObject().GetGraphic().GetBitmapEx();
  89         ScopedVclPtrInstance< VirtualDevice > pVirtualDevice;
  90         pVirtualDevice->SetOutputSizePixel(rSize);
  91
  92         if(rBitmapEx.IsAlpha())
  93         {
  94             const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  95
  96             if(rStyleSettings.GetPreviewUsesCheckeredBackground())
  97             {
  98                 const Point aNull(0, 0);
  99                 static const sal_uInt32 nLen(8);
 100                 static const Color aW(COL_WHITE);
 101                 static const Color aG(0xef, 0xef, 0xef);
 102
 103                 pVirtualDevice->DrawCheckered(aNull, rSize, nLen, aW, aG);
 104             }
 105             else
 106             {
 107                 pVirtualDevice->SetBackground(rStyleSettings.GetFieldColor());
 108                 pVirtualDevice->Erase();
 109             }
 110         }
 111
 112         if(rBitmapEx.GetSizePixel().Width() >= rSize.Width() && rBitmapEx.GetSizePixel().Height() >= rSize.Height())
 113         {
 114             rBitmapEx.Scale(rSize);
 115             pVirtualDevice->DrawBitmapEx(Point(0, 0), rBitmapEx);
 116         }
 117         else
 118         {
 119             const Size aBitmapSize(rBitmapEx.GetSizePixel());
 120
 121             for(tools::Long y(0); y < rSize.Height(); y += aBitmapSize.Height())
 122             {
 123                 for(tools::Long x(0); x < rSize.Width(); x += aBitmapSize.Width())
 124                 {
 125                     pVirtualDevice->DrawBitmapEx(
 126                         Point(x, y),
 127                         rBitmapEx);
 128                 }
 129             }
 130         }
 131         rBitmapEx = pVirtualDevice->GetBitmapEx(Point(0, 0), rSize);
 132         return rBitmapEx;
 133     }
 134     else
 135         return BitmapEx();
 136 }
 137
 138 BitmapEx XPatternList::CreateBitmapForUI( tools::Long nIndex )
 139 {
 140     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
 141     const Size& rSize = rStyleSettings.GetListBoxPreviewDefaultPixelSize();
 142     return CreateBitmap(nIndex, rSize);
 143 }
 144
 145 BitmapEx XPatternList::GetBitmapForPreview( tools::Long nIndex, const Size& rSize )
 146 {
 147     return CreateBitmap(nIndex, rSize);
 148 }
 149
 150 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */