CanvasPtr Canvas::Create(const CanvasDesc& desc)
{
if (!CreateCanvasClass())
return CanvasPtr();
CanvasPtr canvas(new Canvas(desc));
void* handle = CreateCanvasWindow(desc, canvas, desc.simpleFrame);
if (!handle)
return CanvasPtr();
ResizeCanvasWindow(desc, handle);
canvas->handle = handle;
canvas->deviceContext = GetDC((HWND)handle);
return canvas;
}
TSTPlotter::TSTPlotter(QWidget *parent)
: QMainWindow(parent)
{
plt = new Plotter(CanvasPtr(),this);
data = new CurveData(200);
plt->xScale()->setFlags(Scale::ManualDiapason);
plt->yScale()->setFlags(Scale::ManualDiapason);
plt->yScale()->setManualDiapason(-12,12);
plt->xScale()->setManualDiapason(0,80);
crv = new Curve( "Test curve", "l/s", plt->xScale(), plt->yScale(), data );
plt->attachDynamicItem(crv);
Grid *grid = new Grid();
plt->attachStaticItem(grid);
setCentralWidget(plt);
newData();
};
void Canvas::doFrame(bool bPythonAvailable)
{
s_pActiveCanvas = shared_from_this();
emitPreRenderSignal();
if (!m_pPlayer->isStopping()) {
ScopeTimer Timer(RenderProfilingZone);
if (bPythonAvailable) {
Py_BEGIN_ALLOW_THREADS;
try {
render();
} catch(...) {
Py_BLOCK_THREADS;
throw;
}
Py_END_ALLOW_THREADS;
} else {
render();
}
}
emitFrameEndSignal();
s_pActiveCanvas = CanvasPtr();
}
