本文整理汇总了C++中cairo::RefPtr::flush方法的典型用法代码示例。如果您正苦于以下问题：C++ RefPtr::flush方法的具体用法？C++ RefPtr::flush怎么用？C++ RefPtr::flush使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cairo::RefPtr的用法示例。
在下文中一共展示了RefPtr::flush方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: renderLabels
void renderLabels(const char* path)
{
BOOST_TEST_MESSAGE("Render: " << path);
Cairo::RefPtr<Cairo::Surface> surface = Cairo::ImageSurface::create(Cairo::FORMAT_ARGB32,
META_TILE_SIZE * TILE_SIZE, META_TILE_SIZE * TILE_SIZE);
Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create(surface);
cr->set_source_rgba(0.0, 0.0, 0.0, 1.0);
cr->save();
cr->set_source_rgba(1.0, 1.0, 1.0, 1.0);
cr->paint();
cr->restore();
std::vector<std::pair<string, FloatPoint>> toPlace;
toPlace.push_back(std::pair<string, FloatPoint>("Karlsruhe", FloatPoint(40, 200)));
toPlace.push_back(std::pair<string, FloatPoint>("Mannheim", FloatPoint(400, 200)));
toPlace.push_back(std::pair<string, FloatPoint>("Stuttgard", FloatPoint(200, 260)));
toPlace.push_back(std::pair<string, FloatPoint>("München", FloatPoint(380, 660)));
toPlace.push_back(std::pair<string, FloatPoint>("Pforzheim", FloatPoint(200, 600)));
toPlace.push_back(std::pair<string, FloatPoint>("Wien", FloatPoint(240, 680)));
toPlace.push_back(std::pair<string, FloatPoint>("Paris", FloatPoint(40, 880)));
toPlace.push_back(std::pair<string, FloatPoint>("Rom", FloatPoint(-40, 880)));
toPlace.push_back(std::pair<string, FloatPoint>("Nothing", FloatPoint(400, 760)));
toPlace.push_back(std::pair<string, FloatPoint>("To See", FloatPoint(720, 880)));
toPlace.push_back(std::pair<string, FloatPoint>("Here", FloatPoint(720, 560)));
toPlace.push_back(std::pair<string, FloatPoint>("Bielefeld", FloatPoint(420, 840)));
renderer->renderLabels(cr, toPlace);
BOOST_TEST_MESSAGE("Writing.");
surface->flush();
surface->write_to_png(path);
}示例2: write
virtual void write(const Cairo::RefPtr<Cairo::Surface>& surface)
{
surface->flush();
//surface->write_to_png_stream(sigc::mem_fun(*this, &Renderer::PNGWriter::cairoWriter));
cairo_surface_write_to_png_stream(surface->cobj(), cairoWriter, (void*) buffer.get());
}