minsky::RenderNativeWindow Class Reference

#include <renderNativeWindow.h>

Inheritance diagram for minsky::RenderNativeWindow:

Collaboration diagram for minsky::RenderNativeWindow:

Classes
struct	CopiableMutux
	a copiable mutex where each copy has a distinct mutex More...
struct	RenderFrameArgs

Public Member Functions
const RenderFrameArgs &	frameArgs () const
	~RenderNativeWindow () override
virtual void	init ()
	perform any initialisation of any subclasses of this More...
void	renderFrame (const RenderFrameArgs &args)
void	destroyFrame ()
void	draw ()
void	requestRedraw ()
void	macOSXRedraw ()
RenderNativeWindow &	operator= (const RenderNativeWindow &x)
	RenderNativeWindow ()=default
	RenderNativeWindow (const RenderNativeWindow &)=default
virtual bool	hasScrollBars () const
	return whether this window has scrollbars (needed for MacOSX). More...
Public Member Functions inherited from minsky::EventInterface
virtual void	mouseDown (float x, float y)
virtual void	controlMouseDown (float x, float y)
virtual void	mouseUp (float x, float y)
virtual void	mouseMove (float x, float y)
virtual void	zoom (double x, double y, double z)
virtual void	moveTo (float x, float y)
	move this so that (x,y) is centred More...
virtual std::vector< float >	position () const
	current centre coordinates More...
virtual double	zoomFactor () const
virtual bool	keyPress (const KeyPressArgs &)
	handle key press over current itemFocus, More...
virtual bool	getItemAt (float x, float y)
	item or wire obtained by get*At() calls More...
virtual bool	getWireAt (float x, float y)
	item or wire obtained by get*At() calls More...

Static Public Member Functions
static double	scaleFactor ()

Static Public Attributes
static ecolab::cairo::Colour	backgroundColour {0.8,0.8,0.8,1}

Private Member Functions
	CLASSDESC_ACCESS (RenderNativeWindow)

Private Attributes
classdesc::Exclude< std::shared_ptr< WindowInformation > >	winInfoPtr
RenderFrameArgs	m_frameArgs
classdesc::Exclude< CopiableMutux >	drawMutex

Additional Inherited Members
Public Attributes inherited from minsky::EventInterface
ItemPtr	item
	item or wire obtained by get*At() calls More...
WirePtr	wire
	item or wire obtained by get*At() calls More...

Detailed Description

Definition at line 31 of file renderNativeWindow.h.

Constructor & Destructor Documentation

~RenderNativeWindow()

minsky::RenderNativeWindow::~RenderNativeWindow ( )

override

Definition at line 72 of file renderNativeWindow.cc.

References pyminsky::minsky.

  {
    minsky().nativeWindowsToRedraw.erase(this);
  }

RenderNativeWindow() [1/2]

minsky::RenderNativeWindow::RenderNativeWindow ( )

default

RenderNativeWindow() [2/2]

minsky::RenderNativeWindow::RenderNativeWindow ( const RenderNativeWindow &  )

default

Member Function Documentation

CLASSDESC_ACCESS()

minsky::RenderNativeWindow::CLASSDESC_ACCESS ( RenderNativeWindow  )

private

destroyFrame()

void minsky::RenderNativeWindow::destroyFrame

(

)

Definition at line 89 of file renderNativeWindow.cc.

Referenced by minsky::GodleyIcon::destroyFrame(), and minsky::PlotWidget::destroyFrame().

                                        {
    const lock_guard lock(drawMutex);
    winInfoPtr.reset();
  }

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draw()

void minsky::RenderNativeWindow::draw

(

)

Definition at line 111 of file renderNativeWindow.cc.

Referenced by minsky::GodleyTableWindow::redraw().

  {
    const lock_guard lock(drawMutex);
    if (!winInfoPtr.get())
      {
        return;
      }

#ifdef FPS_PROFILING_ON
    unsigned long t0_render_start = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
#endif


    auto surfaceToDraw = winInfoPtr->getBufferSurface();
    if (!surfaceToDraw) return;
    surfaceToDraw.swap(surface);

    cairo_reset_clip(surface->cairo());
    const ecolab::cairo::CairoSave cs(surface->cairo());
    cairo_set_source_rgba(surface->cairo(), backgroundColour.r,backgroundColour.g,backgroundColour.b,backgroundColour.a);
    cairo_rectangle(surface->cairo(), 0, 0, winInfoPtr->childWidth, winInfoPtr->childHeight);
    cairo_fill(surface->cairo());
    cairo_set_source_rgb(surface->cairo(), 0, 0, 0);
    redraw(0, 0, winInfoPtr->childWidth, winInfoPtr->childHeight);

#ifdef FPS_PROFILING_ON
    unsigned long t1_png_stream_start = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
#endif

#ifdef FPS_PROFILING_ON
    unsigned long t2_window_copy_start = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
#endif

    surfaceToDraw.swap(surface);
    winInfoPtr->copyBufferToMain();

    
#ifdef FPS_PROFILING_ON
    unsigned long t3_render_over = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();

    unsigned long windowCopyTime = t3_render_over - t2_window_copy_start;
    unsigned long pngStreamWriteTime = t2_window_copy_start - t1_png_stream_start;
    unsigned long totalTime = t3_render_over - t0_render_start;

    cout << "Rendering Time (ms): " << totalTime << " (total) | " << windowCopyTime << " (window copy) | " << pngStreamWriteTime << " (png stream overhead) " << endl;
#endif
  }

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frameArgs()

const RenderFrameArgs& minsky::RenderNativeWindow::frameArgs ( ) const

inline

Definition at line 47 of file renderNativeWindow.h.

References m_frameArgs.

{return m_frameArgs;}

hasScrollBars()

virtual bool minsky::RenderNativeWindow::hasScrollBars ( ) const

inlinevirtual

return whether this window has scrollbars (needed for MacOSX).

Reimplemented in minsky::Canvas, minsky::GodleyTableWindow, minsky::PhillipsDiagram, minsky::PubTab, and minsky::EquationDisplay.

Definition at line 63 of file renderNativeWindow.h.

{return false;}

init()

virtual void minsky::RenderNativeWindow::init ( )

inlinevirtual

perform any initialisation of any subclasses of this

Reimplemented in minsky::PhillipsDiagram.

Definition at line 51 of file renderNativeWindow.h.

{};

macOSXRedraw()

void minsky::RenderNativeWindow::macOSXRedraw

(

)

Definition at line 94 of file renderNativeWindow.cc.

  {
#ifdef MAC_OSX_TK
    if (!winInfoPtr.get()) return;
    winInfoPtr->requestRedraw();
#endif
  }

operator=()

RenderNativeWindow& minsky::RenderNativeWindow::operator= ( const RenderNativeWindow &  x )

inline

Definition at line 58 of file renderNativeWindow.h.

Referenced by minsky::EquationDisplay::operator=().

{ecolab::CairoSurface::operator=(x); return *this;}

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renderFrame()

void minsky::RenderNativeWindow::renderFrame

(

const RenderFrameArgs &

args

)

Definition at line 77 of file renderNativeWindow.cc.

References minsky::RenderNativeWindow::RenderFrameArgs::childHeight, minsky::RenderNativeWindow::RenderFrameArgs::childWidth, TCLcmd::trap::init, minsky::RenderNativeWindow::RenderFrameArgs::offsetLeft, minsky::RenderNativeWindow::RenderFrameArgs::offsetTop, minsky::RenderNativeWindow::RenderFrameArgs::parentWindowId, and minsky::RenderNativeWindow::RenderFrameArgs::scalingFactor.

  {
    {
      const lock_guard lock(drawMutex);
      m_frameArgs=args;
      init();
      winInfoPtr = std::make_shared<WindowInformation>(stoull(args.parentWindowId), args.offsetLeft, args.offsetTop, args.childWidth, args.childHeight, args.scalingFactor, hasScrollBars(), [this](){draw();});
      surface.reset(new NativeSurface(*this)); // ensure callback on requestRedraw works
    }
    draw();
  }

requestRedraw()

void minsky::RenderNativeWindow::requestRedraw

(

)

Definition at line 103 of file renderNativeWindow.cc.

References pyminsky::minsky.

Referenced by minsky::RavelPopup::keyPress(), minsky::RavelPopup::mouseDown(), minsky::RavelPopup::mouseLeave(), minsky::RavelPopup::mouseMove(), minsky::RavelPopup::mouseOver(), minsky::RavelPopup::mouseUp(), and minsky::anonymous_namespace{renderNativeWindow.cc}::NativeSurface::requestRedraw().

  {
    if (!winInfoPtr.get()) return;
    macOSXRedraw();
    minsky().nativeWindowsToRedraw.insert(this);
  }

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scaleFactor()

double minsky::RenderNativeWindow::scaleFactor ( )

static

Definition at line 160 of file renderNativeWindow.cc.

  {
#ifdef WIN32
    DEVICE_SCALE_FACTOR scaleFactor;
    GetScaleFactorForMonitor(MonitorFromPoint(POINT{0,0}, MONITOR_DEFAULTTOPRIMARY), &scaleFactor);
    return int(scaleFactor)/100.0;
#else
    return 1;
#endif
  }

Member Data Documentation

backgroundColour

ecolab::cairo::Colour minsky::RenderNativeWindow::backgroundColour {0.8,0.8,0.8,1}

static

Definition at line 34 of file renderNativeWindow.h.

drawMutex

classdesc::Exclude<CopiableMutux> minsky::RenderNativeWindow::drawMutex

private

Definition at line 76 of file renderNativeWindow.h.

m_frameArgs

RenderFrameArgs minsky::RenderNativeWindow::m_frameArgs

private

Definition at line 68 of file renderNativeWindow.h.

Referenced by frameArgs().

winInfoPtr

classdesc::Exclude<std::shared_ptr<WindowInformation> > minsky::RenderNativeWindow::winInfoPtr

private

Definition at line 67 of file renderNativeWindow.h.

---

The documentation for this class was generated from the following files:

• model/renderNativeWindow.h
• model/renderNativeWindow.cc