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Fixing wxGLCanvas under 10.14, preparing for layer based drawing

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see https://github.com/wxWidgets/wxWidgets/pull/846 , thanks to dkulp
This commit is contained in:
Stefan Csomor
2018-06-30 16:57:57 +02:00
parent 24dbe9775c
commit 2ab430965c
6 changed files with 364 additions and 72 deletions
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2
include/wx/osx/glcanvas.h
View File

@@ -158,7 +158,6 @@ public:
// implementation-only from now on
protected:
#if wxOSX_USE_IPHONE
bool DoCreate(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
@@ -166,7 +165,6 @@ protected:
long style,
const wxString& name);
#endif
WXGLPixelFormat m_glFormat;
wxGLAttributes m_GLAttrs;

265
samples/aui/minimal_iphone.xcodeproj/project.pbxproj Normal file
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@@ -0,0 +1,265 @@
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1
src/osx/carbon/dcclient.cpp
View File

@@ -152,7 +152,6 @@ wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *window ) :
wxWindowDCImpl( owner, window )
{
wxASSERT_MSG( window->MacGetCGContextRef() != NULL, wxT("using wxPaintDC without being in a native paint event") );
wxPoint origin = window->GetClientAreaOrigin() ;
m_window->GetClientSize( &m_width , &m_height);
SetDeviceOrigin( origin.x, origin.y );

27
src/osx/cocoa/glcanvas.mm
View File

@@ -112,9 +112,8 @@ WXGLPixelFormat WXGLChoosePixelFormat(const int *GLAttrs,
return [[NSOpenGLPixelFormat alloc] initWithAttributes:(NSOpenGLPixelFormatAttribute*) attribs];
}
@interface wxNSCustomOpenGLView : NSView
@interface wxNSCustomOpenGLView : NSOpenGLView
{
NSOpenGLContext* context;
}
@end
@@ -138,6 +137,30 @@ WXGLPixelFormat WXGLChoosePixelFormat(const int *GLAttrs,
@end
bool wxGLCanvas::DoCreate(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
DontCreatePeer();
if ( !wxWindow::Create(parent, id, pos, size, style, name) )
return false;
NSRect r = wxOSXGetFrameForControl( this, pos , size ) ;
wxNSCustomOpenGLView* v = [[wxNSCustomOpenGLView alloc] initWithFrame:r];
wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( this, v, false, true );
SetPeer(c);
MacPostControlCreate(pos, size) ;
return true;
}
wxGLCanvas::~wxGLCanvas()
{
if ( m_glFormat )

136
src/osx/cocoa/window.mm
View File

@@ -2291,84 +2291,96 @@ void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
wxpeer->GetUpdateRegion() = updateRgn;
// setting up the drawing context
// note that starting from 10.14 this may be NULL in certain views
CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
CGContextSaveGState( context );
#if OSX_DEBUG_DRAWING
CGContextBeginPath( context );
CGContextMoveToPoint(context, 0, 0);
NSRect bounds = [slf bounds];
CGContextAddLineToPoint(context, 10, 0);
CGContextMoveToPoint(context, 0, 0);
CGContextAddLineToPoint(context, 0, 10);
CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
CGContextClosePath( context );
CGContextStrokePath(context);
#endif
if ( ![slf isFlipped] )
{
CGContextTranslateCTM( context, 0, [m_osxView bounds].size.height );
CGContextScaleCTM( context, 1, -1 );
}
wxpeer->MacSetCGContextRef( context );
if ( context != NULL )
{
CGContextSaveGState( context );
#if OSX_DEBUG_DRAWING
CGContextBeginPath( context );
CGContextMoveToPoint(context, 0, 0);
NSRect bounds = [slf bounds];
CGContextAddLineToPoint(context, 10, 0);
CGContextMoveToPoint(context, 0, 0);
CGContextAddLineToPoint(context, 0, 10);
CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
CGContextClosePath( context );
CGContextStrokePath(context);
#endif
if ( ![slf isFlipped] )
{
CGContextTranslateCTM( context, 0, [m_osxView bounds].size.height );
CGContextScaleCTM( context, 1, -1 );
}
}
bool handled = wxpeer->MacDoRedraw( 0 );
CGContextRestoreGState( context );
CGContextSaveGState( context );
if ( context != NULL )
{
CGContextRestoreGState( context );
CGContextSaveGState( context );
}
if ( !handled )
{
// call super
SEL _cmd = @selector(drawRect:);
wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
superimpl(slf, _cmd, *(NSRect*)rect);
CGContextRestoreGState( context );
CGContextSaveGState( context );
}
// as we called restore above, we have to flip again if necessary
if ( ![slf isFlipped] )
{
CGContextTranslateCTM( context, 0, [m_osxView bounds].size.height );
CGContextScaleCTM( context, 1, -1 );
}
if ( isTopLevel )
{
// We also need to explicitly draw the part of the top level window
// outside of its region with transparent colour to ensure that it is
// really transparent.
if ( clearRgn.IsOk() )
if ( context != NULL )
{
wxMacCGContextStateSaver saveState(context);
wxWindowDC dc(wxpeer);
dc.SetBackground(wxBrush(wxTransparentColour));
dc.SetDeviceClippingRegion(clearRgn);
dc.Clear();
CGContextRestoreGState( context );
CGContextSaveGState( context );
}
}
if ( context != NULL )
{
// as we called restore above, we have to flip again if necessary
if ( ![slf isFlipped] )
{
CGContextTranslateCTM( context, 0, [m_osxView bounds].size.height );
CGContextScaleCTM( context, 1, -1 );
}
if ( isTopLevel )
{
// We also need to explicitly draw the part of the top level window
// outside of its region with transparent colour to ensure that it is
// really transparent.
if ( clearRgn.IsOk() )
{
wxMacCGContextStateSaver saveState(context);
wxWindowDC dc(wxpeer);
dc.SetBackground(wxBrush(wxTransparentColour));
dc.SetDeviceClippingRegion(clearRgn);
dc.Clear();
}
#if wxUSE_GRAPHICS_CONTEXT
// If the window shape is defined by a path, stroke the path to show
// the window border.
const wxGraphicsPath& path = tlwParent->GetShapePath();
if ( !path.IsNull() )
{
CGContextSetLineWidth(context, 1);
CGContextSetStrokeColorWithColor(context, wxLIGHT_GREY->GetCGColor());
CGContextAddPath(context, (CGPathRef) path.GetNativePath());
CGContextStrokePath(context);
}
// If the window shape is defined by a path, stroke the path to show
// the window border.
const wxGraphicsPath& path = tlwParent->GetShapePath();
if ( !path.IsNull() )
{
CGContextSetLineWidth(context, 1);
CGContextSetStrokeColorWithColor(context, wxLIGHT_GREY->GetCGColor());
CGContextAddPath(context, (CGPathRef) path.GetNativePath());
CGContextStrokePath(context);
}
#endif // wxUSE_GRAPHICS_CONTEXT
}
wxpeer->MacPaintChildrenBorders();
CGContextRestoreGState( context );
}
wxpeer->MacPaintChildrenBorders();
wxpeer->MacSetCGContextRef( NULL );
CGContextRestoreGState( context );
}
void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))

5
src/osx/glcanvas_osx.cpp
View File

@@ -501,13 +501,8 @@ bool wxGLCanvas::Create(wxWindow *parent,
// Make a copy of attributes. Will use at wxGLContext ctor
m_GLAttrs = dispAttrs;
#if wxOSX_USE_IPHONE
if ( !wxGLCanvas::DoCreate(parent,id,pos,size,style,name) )
return false;
#else
if ( !wxWindow::Create(parent, id, pos, size, style, name) )
return false;
#endif
return true;
}