vcl/backendtest/outputdevice/bitmap.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  */
  10
  11 #include <test/outputdevice.hxx>
  12 #include <vcl/bitmapex.hxx>
  13 #include <basegfx/matrix/b2dhommatrix.hxx>
  14 #include <vcl/BitmapWriteAccess.hxx>
  15
  16 namespace vcl::test {
  17
  18 Bitmap OutputDeviceTestBitmap::setupDrawTransformedBitmap(vcl::PixelFormat aBitmapFormat,bool isBitmapGreyScale)
  19 {
  20     Size aBitmapSize(9, 9);
  21     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
  22     {
  23         BitmapScopedWriteAccess aWriteAccess(aBitmap);
  24         aWriteAccess->Erase(constFillColor);
  25         aWriteAccess->SetLineColor(COL_YELLOW);
  26         aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
  27         aWriteAccess->DrawRect(tools::Rectangle(2, 2,  6, 6));
  28     }
  29
  30     if (isBitmapGreyScale)
  31         aBitmap.Convert(BmpConversion::N8BitGreys);
  32
  33     initialSetup(13, 13, constBackgroundColor);
  34
  35     basegfx::B2DHomMatrix aTransform;
  36     aTransform.scale(aBitmapSize.Width(), aBitmapSize.Height());
  37     aTransform.translate((maVDRectangle.GetWidth()  / 2.0) - (aBitmapSize.Width() / 2.0),
  38                          (maVDRectangle.GetHeight() / 2.0) - (aBitmapSize.Height() / 2.0));
  39
  40     mpVirtualDevice->DrawTransformedBitmapEx(aTransform, BitmapEx(aBitmap));
  41
  42     return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
  43 }
  44
  45
  46 Bitmap OutputDeviceTestBitmap::setupComplexDrawTransformedBitmap(vcl::PixelFormat aBitmapFormat,bool isBitmapGreyScale)
  47 {
  48     Size aBitmapSize(6, 6);
  49     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
  50     aBitmap.Erase(constFillColor);
  51
  52     if (isBitmapGreyScale)
  53         aBitmap.Convert(BmpConversion::N8BitGreys);
  54
  55     initialSetup(17, 14, constBackgroundColor);
  56
  57     basegfx::B2DHomMatrix aTransform;
  58     aTransform.shearX(0.25);
  59     aTransform.scale(aBitmapSize.Width() * 2, aBitmapSize.Height() * 2);
  60     aTransform.translate(1, 1);
  61
  62     mpVirtualDevice->DrawTransformedBitmapEx(aTransform, BitmapEx(aBitmap));
  63
  64     return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
  65 }
  66
  67
  68 Bitmap OutputDeviceTestBitmap::setupDrawBitmap(vcl::PixelFormat aBitmapFormat,bool isBitmapGreyScale)
  69 {
  70     Size aBitmapSize(9, 9);
  71     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
  72     {
  73         BitmapScopedWriteAccess aWriteAccess(aBitmap);
  74         aWriteAccess->Erase(constFillColor);
  75         aWriteAccess->SetLineColor(COL_YELLOW);
  76         aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
  77         aWriteAccess->DrawRect(tools::Rectangle(2, 2,  6, 6));
  78     }
  79
  80     if (isBitmapGreyScale)
  81         aBitmap.Convert(BmpConversion::N8BitGreys);
  82
  83     initialSetup(13, 13, constBackgroundColor);
  84
  85     Point aPoint((maVDRectangle.GetWidth()  / 2.0) - (aBitmapSize.Width() / 2.0),
  86                  (maVDRectangle.GetHeight() / 2.0) - (aBitmapSize.Height() / 2.0));
  87
  88     mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap));
  89
  90     return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
  91 }
  92
  93 Bitmap OutputDeviceTestBitmap::setupDrawBitmapExWithAlpha(vcl::PixelFormat aBitmapFormat)
  94 {
  95     Size aBitmapSize(9, 9);
  96     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
  97     {
  98         BitmapScopedWriteAccess aWriteAccess(aBitmap);
  99         aWriteAccess->Erase(COL_WHITE);
 100         aWriteAccess->SetLineColor(Color(0xFF, 0xFF, 0x00));
 101         aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
 102         aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
 103     }
 104
 105     AlphaMask aAlpha(aBitmapSize);
 106     {
 107         BitmapScopedWriteAccess aWriteAccess(aAlpha);
 108         aWriteAccess->Erase(COL_ALPHA_TRANSPARENT);
 109         aWriteAccess->SetLineColor(Color(0xBB, 0xBB, 0xBB));
 110         aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
 111         aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
 112     }
 113
 114     initialSetup(13, 13, constBackgroundColor);
 115
 116     Point aPoint(alignToCenter(maVDRectangle, tools::Rectangle(Point(), aBitmapSize)).TopLeft());
 117
 118     mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap, aAlpha));
 119
 120     return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
 121 }
 122
 123 Bitmap OutputDeviceTestBitmap::setupDrawMask(vcl::PixelFormat aBitmapFormat)
 124 {
 125     Size aBitmapSize(9, 9);
 126     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
 127     {
 128         BitmapScopedWriteAccess aWriteAccess(aBitmap);
 129         aWriteAccess->Erase(COL_WHITE);
 130         aWriteAccess->SetLineColor(COL_BLACK);
 131         aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
 132         aWriteAccess->DrawRect(tools::Rectangle(3, 3,  5, 5));
 133     }
 134
 135     initialSetup(13, 13, constBackgroundColor);
 136
 137     mpVirtualDevice->DrawMask(Point(2, 2), aBitmap, constLineColor);
 138
 139     return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
 140 }
 141
 142 BitmapEx OutputDeviceTestBitmap::setupDrawBlend(vcl::PixelFormat aBitmapFormat)
 143 {
 144     Size aBitmapSize(9, 9);
 145     Bitmap aBitmap(aBitmapSize, aBitmapFormat);
 146     {
 147         BitmapScopedWriteAccess aWriteAccess(aBitmap);
 148         aWriteAccess->Erase(COL_WHITE);
 149         aWriteAccess->SetLineColor(Color(0xFF, 0xFF, 0x00));
 150         aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
 151         aWriteAccess->DrawRect(tools::Rectangle(3, 3,  5, 5));
 152     }
 153
 154     AlphaMask aAlpha(aBitmapSize);
 155     {
 156         BitmapScopedWriteAccess aWriteAccess(aAlpha);
 157         aWriteAccess->Erase(COL_ALPHA_TRANSPARENT);
 158         aWriteAccess->SetLineColor(Color(0xBB, 0xBB, 0xBB));
 159         aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
 160         aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
 161     }
 162
 163     initialSetup(13, 13, COL_TRANSPARENT, false, true);
 164     mpVirtualDevice->SetFillColor(constBackgroundColor);
 165     mpVirtualDevice->SetLineColor(constBackgroundColor);
 166     // Leave the outer part of the device transparent, the inner part set to the background color.
 167     // This will test blending of VirtualDevice's "alpha" device (outer yellow rectangle
 168     // will be blended with transparent background, inner with the grey one).
 169     mpVirtualDevice->DrawRect( tools::Rectangle( Point( 3, 3 ), Size( 7, 7 )));
 170
 171     Point aPoint(alignToCenter(maVDRectangle, tools::Rectangle(Point(), aBitmapSize)).TopLeft());
 172
 173     mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap, aAlpha));
 174
 175     return mpVirtualDevice->GetBitmapEx(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
 176 }
 177
 178 } // end namespace vcl::test
 179
 180 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */