/////////////////////////////////////////////////////////////////////////////
// Name: src/cocoa/dcclient.mm
-// Purpose: wxWindowDC, wxPaintDC, and wxClientDC classes
+// Purpose: wxWindowDCImpl, wxPaintDCImpl, and wxClientDCImpl classes
// Author: David Elliott
// Modified by:
// Created: 2003/04/01
// RCS-ID: $Id$
// Copyright: (c) 2003 David Elliott
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#include "wx/dcclient.h"
-#include "wx/window.h"
+#include "wx/wxprec.h"
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/window.h"
+#endif //WX_PRECOMP
+
+#include "wx/cocoa/dcclient.h"
#import <AppKit/NSView.h>
#import <AppKit/NSAffineTransform.h>
+#import <AppKit/NSColor.h>
+#import <AppKit/NSGraphicsContext.h>
+#import <AppKit/NSBezierPath.h>
+#import <AppKit/NSWindow.h>
/*
- * wxWindowDC
+ * wxWindowDCImpl
*/
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxCocoaDCImpl)
-wxWindowDC::wxWindowDC(void)
+wxWindowDCImpl::wxWindowDCImpl(wxDC *owner)
+: wxCocoaDCImpl(owner)
+, m_window(NULL)
+, m_lockedNSView(NULL)
{
};
-wxWindowDC::wxWindowDC( wxWindow *window )
+wxWindowDCImpl::wxWindowDCImpl(wxDC *owner, wxWindow *window)
+: wxCocoaDCImpl(owner)
+, m_window(window)
+, m_lockedNSView(NULL)
{
- wxFAIL_MSG("non-client window DC's are not supported");
+ wxLogDebug(wxT("non-client window DC's are not supported, oh well"));
};
-wxWindowDC::~wxWindowDC(void)
+wxWindowDCImpl::~wxWindowDCImpl(void)
{
+ CocoaUnwindStackAndLoseFocus();
};
+bool wxWindowDCImpl::CocoaLockFocusOnNSView(WX_NSView nsview)
+{
+ if([nsview lockFocusIfCanDraw])
+ {
+ sm_cocoaDCStack.Insert(this);
+ CocoaApplyTransformations();
+ m_lockedNSView = nsview;
+ return true;
+ }
+ wxLogDebug(wxT("focus lock failed!"));
+ return false;
+}
+
+bool wxWindowDCImpl::CocoaUnlockFocusOnNSView()
+{
+ [[m_lockedNSView window] flushWindow];
+ [m_lockedNSView unlockFocus];
+ m_lockedNSView = NULL;
+ return true;
+}
+
+bool wxWindowDCImpl::CocoaLockFocus()
+{
+ wxLogTrace(wxTRACE_COCOA,wxT("Locking focus on wxWindowDCImpl=%p, NSView=%p"),this, m_window->GetNonClientNSView());
+ NSAffineTransform *newTransform = CocoaGetWxToBoundsTransform([m_window->GetNonClientNSView() isFlipped], [m_window->GetNonClientNSView() bounds].size.height);
+ [newTransform retain];
+ [m_cocoaWxToBoundsTransform release];
+ m_cocoaWxToBoundsTransform = newTransform;
+ return CocoaLockFocusOnNSView(m_window->GetNonClientNSView());
+}
+
+bool wxWindowDCImpl::CocoaUnlockFocus()
+{
+ wxLogTrace(wxTRACE_COCOA,wxT("Unlocking focus on wxWindowDCImpl=%p, NSView=%p"),this, m_window->GetNonClientNSView());
+ return CocoaUnlockFocusOnNSView();
+}
+
+bool wxWindowDCImpl::CocoaGetBounds(void *rectData)
+{
+ if(!rectData)
+ return false;
+ if(!m_lockedNSView)
+ return false;
+ NSRect *pRect = (NSRect*)rectData;
+ *pRect = [m_lockedNSView bounds];
+ return true;
+}
+
/*
- * wxClientDC
+ * wxClientDCImpl
*/
-IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
+IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)
-wxClientDC::wxClientDC(void)
+wxClientDCImpl::wxClientDCImpl(wxDC *owner)
+: wxWindowDCImpl(owner)
{
};
-wxClientDC::wxClientDC( wxWindow *window )
+wxClientDCImpl::wxClientDCImpl(wxDC *owner, wxWindow *window)
+: wxWindowDCImpl(owner)
{
+ m_window = window;
};
-wxClientDC::~wxClientDC(void)
+wxClientDCImpl::~wxClientDCImpl(void)
{
+ CocoaUnwindStackAndLoseFocus();
};
+bool wxClientDCImpl::CocoaLockFocus()
+{
+ wxLogTrace(wxTRACE_COCOA,wxT("Locking focus on wxClientDCImpl=%p, NSView=%p"),this, m_window->GetNSView());
+ NSAffineTransform *newTransform = m_window->CocoaGetWxToBoundsTransform();
+ [newTransform retain];
+ [m_cocoaWxToBoundsTransform release];
+ m_cocoaWxToBoundsTransform = newTransform;
+ return CocoaLockFocusOnNSView(m_window->GetNSView());
+}
+
+bool wxClientDCImpl::CocoaUnlockFocus()
+{
+ wxLogTrace(wxTRACE_COCOA,wxT("Unlocking focus on wxClientDCImpl=%p, NSView=%p"),this, m_window->GetNSView());
+ return CocoaUnlockFocusOnNSView();
+}
+
/*
- * wxPaintDC
+ * wxPaintDCImpl
*/
-IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
+IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxWindowDCImpl)
-wxPaintDC::wxPaintDC(void)
+wxPaintDCImpl::wxPaintDCImpl(wxDC *owner)
+: wxWindowDCImpl(owner)
{
};
-wxPaintDC::wxPaintDC( wxWindow *window )
+wxPaintDCImpl::wxPaintDCImpl(wxDC *owner, wxWindow *window)
+: wxWindowDCImpl(owner)
{
- wxASSERT_MSG(!sm_focusedDC,"Found another wxDC with focus. Do not use wxPaintDC outside of paint handlers!");
- wxASSERT_MSG([NSView focusView]==window->GetNSView(), "PaintDC's NSView does not have focus. Please use wxPaintDC only as the first DC created in a paint handler");
- sm_focusedDC=this;
- // This transform flips the graphics since wxDC uses top-left origin
- if(![window->GetNSView() isFlipped])
- {
- // The transform is auto released
- NSAffineTransform *transform = [NSAffineTransform transform];
- /* x' = 1x + 0y + 0
- y' = 0x + -1y + window's height
- */
- NSAffineTransformStruct matrix = {
- 1, 0
- , 0, -1
- , 0, [window->GetNSView() bounds].size.height
- };
- [transform setTransformStruct: matrix];
- // Apply the transform
- [transform concat];
- }
- // TODO: Apply scaling transformation
+ m_window = window;
+ wxASSERT_MSG([NSView focusView]==window->GetNSView(), wxT("PaintDC's NSView does not have focus. Please use wxPaintDCImpl only as the first DC created in a paint handler"));
+ sm_cocoaDCStack.Insert(this);
+ m_lockedNSView = window->GetNSView();
+ NSAffineTransform *newTransform = window->CocoaGetWxToBoundsTransform();
+ [newTransform retain];
+ [m_cocoaWxToBoundsTransform release];
+ m_cocoaWxToBoundsTransform = newTransform;
+ CocoaApplyTransformations();
};
-wxPaintDC::~wxPaintDC(void)
+wxPaintDCImpl::~wxPaintDCImpl(void)
{
- if(sm_focusedDC==this)
- sm_focusedDC=NULL;
+ CocoaUnwindStackAndLoseFocus();
};
+bool wxPaintDCImpl::CocoaLockFocus()
+{
+ wxFAIL_MSG(wxT("wxPaintDCImpl cannot be asked to lock focus!"));
+ return false;
+}
+
+bool wxPaintDCImpl::CocoaUnlockFocus()
+{
+ // wxPaintDCImpl focus can never be unlocked.
+ return false;
+}
+
projects / wxWidgets.git / blobdiff