cppcanvas/qa/unit/test.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 #include <sal/config.h>
  11
  12 #include <test/bootstrapfixture.hxx>
  13
  14 #include <vcl/wrkwin.hxx>
  15 #include <vcl/canvastools.hxx>
  16
  17 #include <com/sun/star/rendering/XBitmap.hpp>
  18 #include <com/sun/star/rendering/XCanvas.hpp>
  19 #include <com/sun/star/rendering/XBitmapCanvas.hpp>
  20
  21 using namespace ::com::sun::star;
  22
  23 class CanvasTest : public test::BootstrapFixture
  24 {
  25 public:
  26     CanvasTest() : BootstrapFixture(true, false) {}
  27
  28     void testComposite();
  29
  30     CPPUNIT_TEST_SUITE(CanvasTest);
  31     CPPUNIT_TEST(testComposite);
  32     CPPUNIT_TEST_SUITE_END();
  33 };
  34
  35 void CanvasTest::testComposite()
  36 {
  37 #ifdef LINUX
  38     ScopedVclPtrInstance<WorkWindow> pWin( nullptr, WB_STDWORK );
  39
  40     uno::Reference<rendering::XCanvas> xCanvas = pWin->GetOutDev()->GetCanvas ();
  41     if( !xCanvas.is() )
  42         return; // can't get a canvas working at all - truly headless ?
  43
  44     // a huge canvas ...
  45     Size aSize (1, 1);
  46     uno::Reference<rendering::XBitmap> xBitmap = xCanvas->getDevice ()->createCompatibleAlphaBitmap(
  47                         vcl::unotools::integerSize2DFromSize( aSize ) );
  48     CPPUNIT_ASSERT( xBitmap.is() );
  49
  50     uno::Reference< rendering::XBitmapCanvas > xBitmapCanvas( xBitmap, uno::UNO_QUERY );
  51     CPPUNIT_ASSERT( xBitmapCanvas.is() );
  52
  53     BitmapEx aBitmapEx;
  54     {
  55         // clear the canvas and basic sanity check ...
  56         xBitmapCanvas->clear();
  57         CPPUNIT_ASSERT( aBitmapEx.Create( xBitmapCanvas, aSize ) );
  58         CPPUNIT_ASSERT( aBitmapEx.IsAlpha() );
  59         CPPUNIT_ASSERT( !aBitmapEx.GetAlpha().IsEmpty() );
  60     }
  61
  62     {
  63         // render something
  64         rendering::RenderState aDefaultState;
  65         uno::Sequence< double > aRedTransparent{ 1.0, // R
  66                                                  0.0, // G
  67                                                  0.0, // B
  68                                                  0.5 }; // A
  69         aDefaultState.DeviceColor = aRedTransparent;
  70 #if 0
  71         // words fail me to describe the sheer beauty of allocating a UNO
  72         // object to represent a polygon, and manually handling the ViewState
  73         // and there being no public helper for this - to render ... a rectangle.
  74         XCachedPrimitive    fillPolyPolygon( [in] XPolyPolygon2D xPolyPolygon, [in] ViewState aViewState, [in] RenderState aRenderState )
  75 #endif
  76     }
  77
  78 #endif
  79 }
  80
  81 CPPUNIT_TEST_SUITE_REGISTRATION(CanvasTest);
  82
  83 CPPUNIT_PLUGIN_IMPLEMENT();
  84
  85 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */