CairoView Class Reference

Inheritance diagram for CairoView:

Collaboration diagram for CairoView:

Instance Methods
(void)	- drawRect:
(NSView *)	- hitTest:
(void)	- setWinfo:

Protected Attributes
minsky::WindowInformation *	winfo

Detailed Description

Definition at line 33 of file getContext.cc.

Method Documentation

drawRect:()

- (void) drawRect:

(NSRect)

rect

Definition at line 108 of file getContext.cc.

References minsky::WindowInformation::bufferSurface, minsky::Winfo::childHeight, minsky::WindowInformation::draw, minsky::WindowInformation::hasScrollBars, minsky::Winfo::offsetLeft, and winfo.

                : (NSRect)rect
{
  auto context = [[NSGraphicsContext currentContext] CGContext];
  auto frame=[self frame];
  CGContextTranslateCTM(context,winfo->offsetLeft,winfo->childHeight+(winfo->hasScrollBars?20:0)); 
  CGContextScaleCTM(context,1,-1); //CoreGraphics's y dimension is opposite to everybody else's
  winfo->bufferSurface=make_shared<ecolab::cairo::Surface>(cairo_quartz_surface_create_for_cg_context(context, NSWidth(frame), NSHeight(frame)));
  if (winfo->hasScrollBars)
    cairo_surface_set_device_offset(winfo->bufferSurface->surface(), 0, 20);
  winfo->draw();
  winfo->bufferSurface.reset();
  winfo->lock.reset(); // unlock any mutex attached to this window
}

hitTest:()

- (NSView *) hitTest:

(NSPoint)

aPoint

Definition at line 121 of file getContext.cc.

                    : (NSPoint) aPoint
{
  return nil;
}

setWinfo:()

- (void) setWinfo:

(minsky::WindowInformation*)

winfo

Definition at line 126 of file getContext.cc.

References winfo.

                : (minsky::WindowInformation*)w
{
  winfo=w;
}

Member Data Documentation

winfo

- (WindowInformation*) CairoView:

protected

Definition at line 35 of file getContext.cc.

Referenced by drawRect:, and setWinfo:.

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

• model/getContext.cc