svx/source/tbxctrls/tbxcolorupdate.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
  21 #include <svx/tbxcolorupdate.hxx>
  22 #include <svx/svxids.hrc>
  23
  24 #include <vcl/toolbox.hxx>
  25 #include <vcl/bmpacc.hxx>
  26 #include <tools/debug.hxx>
  27
  28 //........................................................................
  29 namespace svx
  30 {
  31 //........................................................................
  32
  33     //====================================================================
  34     //= ToolboxButtonColorUpdater
  35     //====================================================================
  36     /* Note:
  37        The initial color shown on the button is set in /core/svx/source/tbxctrls/tbxcolorupdate.cxx
  38        (ToolboxButtonColorUpdater::ToolboxButtonColorUpdater()) .
  39        The initial color used by the button is set in /core/svx/source/tbxcntrls/tbcontrl.cxx
  40        (SvxColorExtToolBoxControl::SvxColorExtToolBoxControl())
  41        and in case of writer for text(background)color also in /core/sw/source/ui/docvw/edtwin.cxx
  42        (SwEditWin::aTextBackColor and SwEditWin::aTextBackColor)
  43      */
  44
  45     ToolboxButtonColorUpdater::ToolboxButtonColorUpdater(
  46         sal_uInt16 nId,
  47         sal_uInt16 nTbxBtnId,
  48         ToolBox* ptrTbx,
  49         sal_uInt16 nMode ) :
  50         mnDrawMode        ( nMode ),
  51         mnBtnId           ( nTbxBtnId ),
  52         mnSlotId           ( nId ),
  53         mpTbx             ( ptrTbx ),
  54         maCurColor        ( COL_TRANSPARENT )
  55     {
  56         if (mnSlotId == SID_BACKGROUND_COLOR)
  57             mnDrawMode = TBX_UPDATER_MODE_CHAR_COLOR_NEW;
  58         DBG_ASSERT( ptrTbx, "ToolBox not found :-(" );
  59         mbWasHiContrastMode = ptrTbx ? ( ptrTbx->GetSettings().GetStyleSettings().GetHighContrastMode() ) : sal_False;
  60         switch( mnSlotId )
  61         {
  62             case SID_ATTR_CHAR_COLOR  :
  63             case SID_ATTR_CHAR_COLOR2 :
  64                 Update( COL_RED );
  65                 break;
  66             case SID_FRAME_LINECOLOR  :
  67                 Update( COL_BLUE );
  68                 break;
  69             case SID_ATTR_CHAR_COLOR_BACKGROUND :
  70             case SID_BACKGROUND_COLOR :
  71                 Update( COL_YELLOW );
  72                 break;
  73             default :
  74                 Update( COL_TRANSPARENT );
  75         }
  76     }
  77
  78     // -----------------------------------------------------------------------
  79
  80     ToolboxButtonColorUpdater::~ToolboxButtonColorUpdater()
  81     {
  82     }
  83
  84     // -----------------------------------------------------------------------
  85
  86     void ToolboxButtonColorUpdater::Update( const Color& rColor )
  87     {
  88         Image       aImage( mpTbx->GetItemImage( mnBtnId ) );
  89         const bool  bSizeChanged = ( maBmpSize != aImage.GetSizePixel() );
  90         const bool  bDisplayModeChanged = ( mbWasHiContrastMode != mpTbx->GetSettings().GetStyleSettings().GetHighContrastMode() );
  91         Color       aColor( rColor );
  92
  93         // !!! #109290# Workaround for SetFillColor with COL_AUTO
  94         if( aColor.GetColor() == COL_AUTO )
  95             aColor = Color( COL_TRANSPARENT );
  96
  97         if( ( maCurColor != aColor ) || bSizeChanged || bDisplayModeChanged )
  98         {
  99             BitmapEx            aBmpEx( aImage.GetBitmapEx() );
 100             Bitmap              aBmp( aBmpEx.GetBitmap() );
 101             BitmapWriteAccess*  pBmpAcc = aBmp.IsEmpty() ? NULL : aBmp.AcquireWriteAccess();
 102
 103             maBmpSize = aBmp.GetSizePixel();
 104
 105             if( pBmpAcc )
 106             {
 107                 Bitmap              aMsk;
 108                 BitmapWriteAccess*  pMskAcc;
 109
 110                 if( aBmpEx.IsAlpha() )
 111                     pMskAcc = ( aMsk = aBmpEx.GetAlpha().GetBitmap() ).AcquireWriteAccess();
 112                 else if( aBmpEx.IsTransparent() )
 113                     pMskAcc = ( aMsk = aBmpEx.GetMask() ).AcquireWriteAccess();
 114                 else
 115                     pMskAcc = NULL;
 116
 117                 mbWasHiContrastMode = mpTbx->GetSettings().GetStyleSettings().GetHighContrastMode();
 118
 119                 if( mnDrawMode == TBX_UPDATER_MODE_CHAR_COLOR_NEW && ( COL_TRANSPARENT != aColor.GetColor() ) )
 120                     pBmpAcc->SetLineColor( aColor );
 121                 else if( mpTbx->GetBackground().GetColor().IsDark() )
 122                     pBmpAcc->SetLineColor( Color( COL_WHITE ) );
 123                 else
 124                     pBmpAcc->SetLineColor( Color( COL_BLACK ) );
 125
 126                 pBmpAcc->SetFillColor( maCurColor = aColor );
 127
 128                 if( TBX_UPDATER_MODE_CHAR_COLOR_NEW == mnDrawMode || TBX_UPDATER_MODE_NONE == mnDrawMode )
 129                 {
 130                     if( TBX_UPDATER_MODE_CHAR_COLOR_NEW == mnDrawMode )
 131                     {
 132                         if( maBmpSize.Width() <= 16 )
 133                             maUpdRect = Rectangle( Point( 0,12 ), Size( maBmpSize.Width(), 4 ) );
 134                         else if(76 == maBmpSize.Width() && 12 == maBmpSize.Height())
 135                         {
 136                             maUpdRect.Left() = 22;
 137                             maUpdRect.Top() = 2;
 138                             maUpdRect.Right() = 73;
 139                             maUpdRect.Bottom() = 9;
 140                         }
 141                         else if(30 == maBmpSize.Width() && 16 == maBmpSize.Height())
 142                         {
 143                             maUpdRect.Left() = 17;
 144                             maUpdRect.Top() = 2;
 145                             maUpdRect.Right() = 27;
 146                             maUpdRect.Bottom() = 13;
 147                         }
 148                         else
 149                             maUpdRect = Rectangle( Point( 1, maBmpSize.Height() - 7 ), Size( maBmpSize.Width() - 2 ,6 ) );
 150                     }
 151                     else
 152                     {
 153                         if( maBmpSize.Width() <= 16 )
 154                             maUpdRect = Rectangle( Point( 7, 7 ), Size( 8, 8 ) );
 155                         else
 156                             maUpdRect = Rectangle( Point( maBmpSize.Width() - 12, maBmpSize.Height() - 12 ), Size( 11, 11 ) );
 157                     }
 158
 159                     pBmpAcc->DrawRect( maUpdRect );
 160
 161                     if( pMskAcc )
 162                     {
 163                         if( COL_TRANSPARENT == aColor.GetColor() )
 164                         {
 165                             pMskAcc->SetLineColor( COL_BLACK );
 166                             pMskAcc->SetFillColor( COL_WHITE );
 167                         }
 168                         else
 169                             pMskAcc->SetFillColor( COL_BLACK );
 170
 171                         pMskAcc->DrawRect( maUpdRect );
 172                     }
 173                 }
 174                 else
 175                 {
 176                     OSL_FAIL( "ToolboxButtonColorUpdater::Update: TBX_UPDATER_MODE_CHAR_COLOR / TBX_UPDATER_MODE_CHAR_BACKGROUND" );
 177                     // !!! DrawChar( aVirDev, aColor );
 178                 }
 179
 180                 aBmp.ReleaseAccess( pBmpAcc );
 181
 182                 if( pMskAcc )
 183                     aMsk.ReleaseAccess( pMskAcc );
 184
 185                 if( aBmpEx.IsAlpha() )
 186                     aBmpEx = BitmapEx( aBmp, AlphaMask( aMsk ) );
 187                 else if( aBmpEx.IsTransparent() )
 188                     aBmpEx = BitmapEx( aBmp, aMsk );
 189                 else
 190                     aBmpEx = aBmp;
 191
 192                 mpTbx->SetItemImage( mnBtnId, Image( aBmpEx ) );
 193             }
 194         }
 195     }
 196
 197 //........................................................................
 198 } // namespace svx
 199 //........................................................................
 200
 201 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */