/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*/
/*
* = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
*
* This is a quick hack to test some stuff . Work in progress . Don ' t touch
* and don ' t bother inspecting too closely .
*
* = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
*/
#include <iostream>
#include <math.h>
#include <com/sun/star/lang/XMultiComponentFactory.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/ucb/UniversalContentBroker.hpp>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/bootstrap.hxx>
#include <sal/log.hxx>
#include <tools/stream.hxx>
#include <vcl/toolkit/fixed.hxx>
#include <vcl/graph.hxx>
#include <vcl/graphicfilter.hxx>
#include <vcl/svapp.hxx>
#include <vcl/vclmain.hxx>
#include <vcl/wrkwin.hxx>
using namespace com::sun::star;
namespace {
const int WIDTH = 1000 , HEIGHT = 800 ;
double getTimeNow()
{
TimeValue aValue;
osl_getSystemTime(&aValue);
return static_cast <double >(aValue.Seconds) +
static_cast <double >(aValue.Nanosec) / (1000 *1000 *1000 );
}
class MyWorkWindow : public WorkWindow
{
double mnStartTime;
int mnPaintCount;
public :
Graphic maGraphic;
BitmapEx *mpBitmap;
VclPtr<FixedBitmap> mpFixedBitmap;
MyWorkWindow( vcl::Window* pParent, WinBits nWinStyle );
virtual ~MyWorkWindow() override { disposeOnce(); }
virtual void dispose() override { mpFixedBitmap.reset(); WorkWindow::dispose(); }
void LoadGraphic( const OUString& sImageFile );
virtual void Paint( vcl::RenderContext& /*rRenderContext*/, const tools::Rectangle& rRect ) override;
virtual void Resize() override;
};
}
MyWorkWindow::MyWorkWindow( vcl::Window* pParent, WinBits nWinStyle )
: WorkWindow(pParent, nWinStyle)
, mpBitmap(nullptr)
, mpFixedBitmap(nullptr)
{
mnPaintCount = 0 ;
mnStartTime = getTimeNow();
EnableInput();
}
void MyWorkWindow::LoadGraphic( const OUString& sImageFile )
{
SvFileStream aFileStream( sImageFile, StreamMode::READ );
GraphicFilter aGraphicFilter;
if (aGraphicFilter.ImportGraphic(maGraphic, sImageFile, aFileStream) != ERRCODE_NONE)
{
SAL_WARN("vcl.icontest" , "Could not import image '" << sImageFile << "'" );
return ;
}
}
void MyWorkWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
{
std::cout << "==> Paint! " << mnPaintCount++ << " (vcl) " << GetSizePixel() << " " << getTimeNow() - mnStartTime << std::endl;
Size aGraphicSize( maGraphic.GetSizePixel() );
float aspect = static_cast <float >(aGraphicSize.Width()) / aGraphicSize.Height();
Size aSize;
if ( aspect >= (float (WIDTH)) / HEIGHT )
aSize = Size( WIDTH, HEIGHT/aspect );
else
aSize = Size( WIDTH * aspect, HEIGHT );
aSize.setWidth( aSize.Width() * (1 + (0 .1 *sin(mnPaintCount/60 .))) );
aSize.setHeight( aSize.Height() * (1 + (0 .1 *sin(mnPaintCount/50 .))) );
BitmapEx aEmpty;
mpFixedBitmap->SetBitmap( aEmpty );
GraphicConversionParameters aConv( aSize );
mpBitmap = new BitmapEx(maGraphic.GetBitmapEx( aConv ));
mpFixedBitmap->SetBitmap( *mpBitmap );
mpFixedBitmap->SetSizePixel( aSize );
WorkWindow::Paint(rRenderContext, rRect);
if (mnPaintCount == 100 )
Application::Quit();
Invalidate( InvalidateFlags::Children );
}
void MyWorkWindow::Resize()
{
SAL_INFO("vcl.icontest" , "Resize " << GetSizePixel());
}
namespace {
class IconTestApp : public Application
{
public :
virtual void Init() override;
virtual int Main() override;
IconTestApp() : nRet(EXIT_SUCCESS) {};
private :
int nRet;
void DoItWithVcl(const OUString& sImageFile);
};
}
void IconTestApp::Init()
{
nRet = EXIT_SUCCESS;
uno::Reference<uno::XComponentContext> xContext =
cppu::defaultBootstrap_InitialComponentContext();
uno::Reference<lang::XMultiComponentFactory> xFactory =
xContext->getServiceManager();
uno::Reference<lang::XMultiServiceFactory> xSFactory(xFactory, uno::UNO_QUERY_THROW);
comphelper::setProcessServiceFactory(xSFactory);
// Create UCB (for backwards compatibility, in case some code still uses
// plain createInstance w/o args directly to obtain an instance):
::ucb::UniversalContentBroker::create(
comphelper::getProcessComponentContext() );
}
int IconTestApp::Main()
{
if (GetCommandLineParamCount() != 1 )
{
fprintf(stderr, "Usage: imagetest <image>\n" );
return EXIT_FAILURE;
}
OUString sImageFile( GetCommandLineParam( 0 ) );
DoItWithVcl( sImageFile );
return nRet;
}
void IconTestApp::DoItWithVcl( const OUString& sImageFile)
{
try
{
VclPtrInstance<MyWorkWindow> pWindow( nullptr, WB_APP | WB_STDWORK | WB_SIZEABLE | WB_CLOSEABLE | WB_CLIPCHILDREN );
pWindow->SetText(u"VCL Image Test" _ustr);
pWindow->LoadGraphic( sImageFile );
pWindow->mpFixedBitmap = VclPtr<FixedBitmap>::Create( pWindow );
pWindow->mpFixedBitmap->SetPosPixel( Point( 0 , 0 ) );
pWindow->mpFixedBitmap->Show();
pWindow->Hide();
pWindow->Show();
Execute();
}
catch (const uno::Exception &e)
{
fprintf(stderr, "fatal error: %s\n" , OUStringToOString(e.Message, osl_getThreadTextEncoding()).getStr());
nRet = EXIT_FAILURE;
}
catch (const std::exception &e)
{
fprintf(stderr, "fatal error: %s\n" , e.what());
nRet = EXIT_FAILURE;
}
}
void vclmain::createApplication()
{
static IconTestApp aApp;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=90 H=93 G=91
¤ Dauer der Verarbeitung: 0.4 Sekunden
¤
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