projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 891d0563 DE |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/cocoa/dcclient.mm | |
| 3 | // Purpose: wxWindowDC, wxPaintDC, and wxClientDC classes | |
| 4 | // Author: David Elliott | |
| 5 | // Modified by: | |
| 6 | // Created: 2003/04/01 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) 2003 David Elliott | |
| 9 | // Licence: wxWindows license | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 12 | #include "wx/dcclient.h" | |
| 13 | #include "wx/window.h" | |
| 14 | ||
| 15 | #import <AppKit/NSView.h> | |
| 16 | #import <AppKit/NSAffineTransform.h> | |
| 17 | ||
| 18 | /* | |
| 19 | * wxWindowDC | |
| 20 | */ | |
| 21 | IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) | |
| 22 | ||
| 23 | wxWindowDC::wxWindowDC(void) | |
| 24 | { | |
| 25 | }; | |
| 26 | ||
| 27 | wxWindowDC::wxWindowDC( wxWindow *window ) | |
| 28 | { | |
| 29 | wxFAIL_MSG("non-client window DC's are not supported"); | |
| 30 | }; | |
| 31 | ||
| 32 | wxWindowDC::~wxWindowDC(void) | |
| 33 | { | |
| 34 | }; | |
| 35 | ||
| 36 | /* | |
| 37 | * wxClientDC | |
| 38 | */ | |
| 39 | IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) | |
| 40 | ||
| 41 | wxClientDC::wxClientDC(void) | |
| 42 | { | |
| 43 | }; | |
| 44 | ||
| 45 | wxClientDC::wxClientDC( wxWindow *window ) | |
| 46 | { | |
| 47 | }; | |
| 48 | ||
| 49 | wxClientDC::~wxClientDC(void) | |
| 50 | { | |
| 51 | }; | |
| 52 | ||
| 53 | /* | |
| 54 | * wxPaintDC | |
| 55 | */ | |
| 56 | IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) | |
| 57 | ||
| 58 | wxPaintDC::wxPaintDC(void) | |
| 59 | { | |
| 60 | }; | |
| 61 | ||
| 62 | wxPaintDC::wxPaintDC( wxWindow *window ) | |
| 63 | { | |
| 64 | wxASSERT_MSG(!sm_focusedDC,"Found another wxDC with focus. Do not use wxPaintDC outside of paint handlers!"); | |
| 65 | 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"); | |
| 66 | sm_focusedDC=this; | |
| 67 | // This transform flips the graphics since wxDC uses top-left origin | |
| 68 | if(![window->GetNSView() isFlipped]) | |
| 69 | { | |
| 70 | // The transform is auto released | |
| 71 | NSAffineTransform *transform = [NSAffineTransform transform]; | |
| 72 | /* x' = 1x + 0y + 0 | |
| 73 | y' = 0x + -1y + window's height | |
| 74 | */ | |
| 75 | NSAffineTransformStruct matrix = { | |
| 76 | 1, 0 | |
| 77 | , 0, -1 | |
| 78 | , 0, [window->GetNSView() bounds].size.height | |
| 79 | }; | |
| 80 | [transform setTransformStruct: matrix]; | |
| 81 | // Apply the transform | |
| 82 | [transform concat]; | |
| 83 | } | |
| 84 | // TODO: Apply scaling transformation | |
| 85 | }; | |
| 86 | ||
| 87 | wxPaintDC::~wxPaintDC(void) | |
| 88 | { | |
| 89 | if(sm_focusedDC==this) | |
| 90 | sm_focusedDC=NULL; | |
| 91 | }; | |
| 92 |