sfx2/source/sidebar/DrawHelper.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 <sfx2/sidebar/DrawHelper.hxx>
  21 #include <sfx2/sidebar/Paint.hxx>
  22
  23 #include <tools/svborder.hxx>
  24
  25 namespace sfx2 { namespace sidebar {
  26
  27 void DrawHelper::DrawBorder(vcl::RenderContext& rRenderContext, const tools::Rectangle& rBox, const SvBorder& rBorderSize,
  28                             const Paint& rHorizontalPaint, const Paint& rVerticalPaint)
  29 {
  30     // Draw top line.
  31     DrawHorizontalLine(rRenderContext, rBox.Left(), rBox.Right(),
  32                        rBox.Top(), rBorderSize.Top(), rHorizontalPaint);
  33
  34     // Draw bottom line.
  35     DrawHorizontalLine(rRenderContext, rBox.Left() + rBorderSize.Left(), rBox.Right(),
  36                        rBox.Bottom() - rBorderSize.Bottom() + 1, rBorderSize.Bottom(),
  37                        rHorizontalPaint);
  38     // Draw left line.
  39     DrawVerticalLine(rRenderContext, rBox.Top() + rBorderSize.Top(), rBox.Bottom(),
  40                      rBox.Left(), rBorderSize.Left(), rVerticalPaint);
  41     // Draw right line.
  42     DrawVerticalLine(rRenderContext, rBox.Top() + rBorderSize.Top(), rBox.Bottom() - rBorderSize.Bottom(),
  43                      rBox.Right() - rBorderSize.Right() + 1, rBorderSize.Right(), rVerticalPaint);
  44 }
  45
  46 void DrawHelper::DrawHorizontalLine(vcl::RenderContext& rRenderContext, const sal_Int32 nLeft, const sal_Int32 nRight,
  47                                     const sal_Int32 nY, const sal_Int32 nHeight, const Paint& rPaint)
  48 {
  49     switch (rPaint.GetType())
  50     {
  51         case Paint::ColorPaint:
  52         {
  53             const Color aColor(rPaint.GetColor());
  54             rRenderContext.SetLineColor(aColor);
  55             for (sal_Int32 nYOffset = 0; nYOffset < nHeight; ++nYOffset)
  56             {
  57                 rRenderContext.DrawLine(Point(nLeft, nY + nYOffset),
  58                                         Point(nRight, nY + nYOffset));
  59             }
  60             break;
  61         }
  62         case Paint::GradientPaint:
  63             rRenderContext.DrawGradient(tools::Rectangle(nLeft, nY, nRight, nY + nHeight - 1),
  64                                         rPaint.GetGradient());
  65             break;
  66
  67         case Paint::NoPaint:
  68         default:
  69             break;
  70     }
  71 }
  72
  73 void DrawHelper::DrawVerticalLine(vcl::RenderContext& rRenderContext, const sal_Int32 nTop, const sal_Int32 nBottom,
  74                                   const sal_Int32 nX, const sal_Int32 nWidth, const Paint& rPaint)
  75 {
  76     switch (rPaint.GetType())
  77     {
  78         case Paint::ColorPaint:
  79         {
  80             const Color aColor(rPaint.GetColor());
  81             rRenderContext.SetLineColor(aColor);
  82             for (sal_Int32 nXOffset = 0; nXOffset < nWidth; ++nXOffset)
  83             {
  84                 rRenderContext.DrawLine(Point(nX + nXOffset, nTop),
  85                                         Point(nX + nXOffset, nBottom));
  86             }
  87             break;
  88         }
  89         case Paint::GradientPaint:
  90             rRenderContext.DrawGradient(tools::Rectangle(nX, nTop, nX + nWidth - 1, nBottom),
  91                                         rPaint.GetGradient());
  92             break;
  93
  94         case Paint::NoPaint:
  95         default:
  96             break;
  97     }
  98 }
  99
 100 void DrawHelper::DrawRoundedRectangle(vcl::RenderContext& rRenderContext, const tools::Rectangle& rBox, const sal_Int32 nCornerRadius,
 101                                       const Color& rBorderColor, const Paint& rFillPaint)
 102 {
 103     rRenderContext.SetLineColor(rBorderColor);
 104     switch (rFillPaint.GetType())
 105     {
 106         case Paint::ColorPaint:
 107             rRenderContext.SetFillColor(rFillPaint.GetColor());
 108             rRenderContext.DrawRect(rBox, nCornerRadius, nCornerRadius);
 109             break;
 110
 111         case Paint::GradientPaint:
 112             rRenderContext.DrawGradient(rBox, rFillPaint.GetGradient());
 113             rRenderContext.SetFillColor();
 114             rRenderContext.DrawRect(rBox, nCornerRadius, nCornerRadius);
 115             break;
 116
 117         case Paint::NoPaint:
 118         default:
 119             rRenderContext.SetFillColor();
 120             rRenderContext.DrawRect(rBox, nCornerRadius, nCornerRadius);
 121             break;
 122     }
 123 }
 124
 125 } } // end of namespace sfx2::sidebar
 126
 127 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */