svx/source/tbxctrls/SvxColorValueSet.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 <svx/SvxColorValueSet.hxx>
  21 #include <svx/xtable.hxx>
  22 #include <vcl/svapp.hxx>
  23 #include <vcl/settings.hxx>
  24 #include <osl/diagnose.h>
  25
  26 #include <svx/uiobject.hxx>
  27
  28 SvxColorValueSet::SvxColorValueSet(std::unique_ptr<weld::ScrolledWindow> pWindow)
  29     : ValueSet(std::move(pWindow))
  30 {
  31     SetEdgeBlending(true);
  32 }
  33
  34 FactoryFunction SvxColorValueSet::GetUITestFactory() const
  35 {
  36     return SvxColorValueSetUIObject::create;
  37 }
  38
  39 sal_uInt32 SvxColorValueSet::getMaxRowCount()
  40 {
  41     return StyleSettings::GetColorValueSetMaximumRowCount();
  42 }
  43
  44 sal_uInt32 SvxColorValueSet::getEntryEdgeLength()
  45 {
  46     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  47
  48     return rStyleSettings.GetListBoxPreviewDefaultPixelSize().Height() + 1;
  49 }
  50
  51 sal_uInt32 SvxColorValueSet::getColumnCount()
  52 {
  53     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  54
  55     return rStyleSettings.GetColorValueSetColumnCount();
  56 }
  57
  58 void SvxColorValueSet::addEntriesForXColorList(const XColorList& rXColorList, sal_uInt32 nStartIndex)
  59 {
  60     const sal_uInt32 nColorCount(rXColorList.Count());
  61
  62     for(sal_uInt32 nIndex(0); nIndex < nColorCount; nIndex++, nStartIndex++)
  63     {
  64         const XColorEntry* pEntry = rXColorList.GetColor(nIndex);
  65
  66         if(pEntry)
  67         {
  68             InsertItem(nStartIndex, pEntry->GetColor(), pEntry->GetName());
  69         }
  70         else
  71         {
  72             OSL_ENSURE(false, "OOps, XColorList with empty entries (!)");
  73         }
  74     }
  75 }
  76
  77 void SvxColorValueSet::addEntriesForColorSet(const std::set<Color>& rColorSet, const OUString& rNamePrefix)
  78 {
  79     sal_uInt32 nStartIndex = 1;
  80     if(rNamePrefix.getLength() != 0)
  81     {
  82         for(const auto& rColor : rColorSet)
  83         {
  84             InsertItem(nStartIndex, rColor, rNamePrefix + OUString::number(nStartIndex));
  85             nStartIndex++;
  86         }
  87     }
  88     else
  89     {
  90         for(const auto& rColor : rColorSet)
  91         {
  92             InsertItem(nStartIndex, rColor, "");
  93             nStartIndex++;
  94         }
  95     }
  96 }
  97
  98 Size SvxColorValueSet::layoutAllVisible(sal_uInt32 nEntryCount)
  99 {
 100     if(!nEntryCount)
 101     {
 102         nEntryCount++;
 103     }
 104
 105     const sal_uInt32 nRowCount(ceil(double(nEntryCount)/SvxColorValueSet::getColumnCount()));
 106     const Size aItemSize(SvxColorValueSet::getEntryEdgeLength() - 2, SvxColorValueSet::getEntryEdgeLength() - 2);
 107     const WinBits aWinBits(GetStyle() & ~WB_VSCROLL);
 108
 109     if (nRowCount > SvxColorValueSet::getMaxRowCount())
 110     {
 111         SetStyle(aWinBits|WB_VSCROLL);
 112     }
 113     else
 114     {
 115         SetStyle(aWinBits);
 116     }
 117
 118     SetColCount(SvxColorValueSet::getColumnCount());
 119     SetLineCount(std::min(nRowCount, SvxColorValueSet::getMaxRowCount()));
 120     SetItemWidth(aItemSize.Width());
 121     SetItemHeight(aItemSize.Height());
 122
 123     return CalcWindowSizePixel(aItemSize);
 124 }
 125
 126 void SvxColorValueSet::Resize()
 127 {
 128     layoutToGivenHeight(GetOutputSizePixel().Height(), GetItemCount());
 129     ValueSet::Resize();
 130 }
 131
 132 Size SvxColorValueSet::layoutToGivenHeight(sal_uInt32 nHeight, sal_uInt32 nEntryCount)
 133 {
 134     if(!nEntryCount)
 135     {
 136         nEntryCount++;
 137     }
 138
 139     const Size aItemSize(SvxColorValueSet::getEntryEdgeLength() - 2, SvxColorValueSet::getEntryEdgeLength() - 2);
 140     const WinBits aWinBits(GetStyle() & ~WB_VSCROLL);
 141
 142     // get size with all fields disabled
 143     const WinBits aWinBitsNoScrollNoFields(GetStyle() & ~(WB_VSCROLL|WB_NAMEFIELD|WB_NONEFIELD));
 144     SetStyle(aWinBitsNoScrollNoFields);
 145     const Size aSizeNoScrollNoFields(CalcWindowSizePixel(aItemSize, SvxColorValueSet::getColumnCount()));
 146
 147     // get size with all needed fields
 148     SetStyle(aWinBits);
 149     Size aNewSize(CalcWindowSizePixel(aItemSize, SvxColorValueSet::getColumnCount()));
 150
 151     const Size aItemSizePixel(CalcItemSizePixel(aItemSize));
 152     // calculate field height and available height for requested height
 153     const sal_uInt32 nFieldHeight(aNewSize.Height() - aSizeNoScrollNoFields.Height());
 154     const sal_uInt32 nAvailableHeight(nHeight >= nFieldHeight ? nHeight - nFieldHeight + aItemSizePixel.Height() - 1 : 0);
 155
 156     // calculate how many lines can be shown there
 157     const sal_uInt32 nLineCount(nAvailableHeight / aItemSizePixel.Height());
 158     const sal_uInt32 nLineMax(ceil(double(nEntryCount)/SvxColorValueSet::getColumnCount()));
 159
 160     if(nLineMax > nLineCount)
 161     {
 162         SetStyle(aWinBits|WB_VSCROLL);
 163     }
 164
 165     // set height to wanted height
 166     aNewSize.setHeight( nHeight );
 167
 168     SetItemWidth(aItemSize.Width());
 169     SetItemHeight(aItemSize.Height());
 170     SetColCount(SvxColorValueSet::getColumnCount());
 171     SetLineCount(nLineCount);
 172
 173     return aNewSize;
 174 }
 175
 176 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */