ferroui-native 0.3.0

The macOS platform of FerroUI: windows, input, clipboard, drag and drop, menus and Metal and OpenGL graphics over a native library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105

#include "common.h"
#include "cursor.h"

class CursorFactory : public ComSingleObject<IFrnCursorFactory, &IID_IFrnCursorFactory>
{
    ComPtr<Cursor> arrowCursor = comnew<Cursor>([NSCursor arrowCursor]);
    ComPtr<Cursor> crossCursor = comnew<Cursor>([NSCursor crosshairCursor]);
    ComPtr<Cursor> resizeUpCursor = comnew<Cursor>([NSCursor resizeUpCursor]);
    ComPtr<Cursor> resizeDownCursor = comnew<Cursor>([NSCursor resizeDownCursor]);
    ComPtr<Cursor> resizeUpDownCursor = comnew<Cursor>([NSCursor resizeUpDownCursor]);
    ComPtr<Cursor> dragCopyCursor = comnew<Cursor>([NSCursor dragCopyCursor]);
    ComPtr<Cursor> openHandCursor = comnew<Cursor>([NSCursor openHandCursor]);
    ComPtr<Cursor> dragLinkCursor = comnew<Cursor>([NSCursor dragLinkCursor]);
    ComPtr<Cursor> pointingHandCursor = comnew<Cursor>([NSCursor pointingHandCursor]);
    ComPtr<Cursor> contextualMenuCursor = comnew<Cursor>([NSCursor contextualMenuCursor]);
    ComPtr<Cursor> IBeamCursor = comnew<Cursor>([NSCursor IBeamCursor]);
    ComPtr<Cursor> resizeLeftCursor = comnew<Cursor>([NSCursor resizeLeftCursor]);
    ComPtr<Cursor> resizeRightCursor = comnew<Cursor>([NSCursor resizeRightCursor]);
    ComPtr<Cursor> resizeWestEastCursor = comnew<Cursor>([NSCursor resizeLeftRightCursor]);
    ComPtr<Cursor> operationNotAllowedCursor = comnew<Cursor>([NSCursor operationNotAllowedCursor]);
    ComPtr<Cursor> noCursor = comnew<Cursor>([NSCursor arrowCursor], true);

    std::map<FrnStandardCursorType, ComPtr<Cursor>> s_cursorMap =
    {
        { CursorArrow, arrowCursor },
        { CursorAppStarting, arrowCursor },
        { CursorWait, arrowCursor },
        { CursorTopLeftCorner, crossCursor },
        { CursorTopRightCorner, crossCursor },
        { CursorBottomLeftCorner, crossCursor },
        { CursorBottomRightCorner, crossCursor },
        { CursorCross, crossCursor },
        { CursorSizeAll, crossCursor },
        { CursorSizeNorthSouth, resizeUpDownCursor},
        { CursorSizeWestEast, resizeWestEastCursor},
        { CursorTopSide, resizeUpCursor },
        { CursorUpArrow, resizeUpCursor },
        { CursorBottomSize, resizeDownCursor },
        { CursorDragCopy, dragCopyCursor },
        { CursorDragMove, openHandCursor },
        { CursorDragLink, dragLinkCursor },
        { CursorHand, pointingHandCursor },
        { CursorHelp, contextualMenuCursor },
        { CursorIbeam, IBeamCursor },
        { CursorLeftSide, resizeLeftCursor },
        { CursorRightSide, resizeRightCursor },
        { CursorNo, operationNotAllowedCursor },
        { CursorNone, noCursor }
    };

public:
    FORWARD_IUNKNOWN()
    
    virtual HRESULT GetCursor (FrnStandardCursorType cursorType, IFrnCursor** retOut) override
    {
        START_COM_CALL;
        
        @autoreleasepool
        {
            *retOut = s_cursorMap[cursorType];
            
            if(*retOut != nullptr)
            {
                (*retOut)->AddRef();
            }
                
            return S_OK;
        }
    }
    
    virtual HRESULT CreateCustomCursor (void* bitmapData, size_t length, FrnPixelSize hotPixel, IFrnCursor** retOut) override
    {
        START_COM_CALL;
        
        @autoreleasepool
        {
            if(bitmapData == nullptr || retOut == nullptr)
            {
                return E_POINTER;
            }
            
            NSData *imageData = [NSData dataWithBytes:bitmapData length:length];
            NSImage *image = [[NSImage alloc] initWithData:imageData];
            
            
            NSPoint hotSpot;
            hotSpot.x = hotPixel.Width;
            hotSpot.y = hotPixel.Height;
            
            *retOut = new Cursor([[NSCursor new] initWithImage: image hotSpot: hotSpot]);
            
            (*retOut)->AddRef();
            
            return S_OK;
        }
    }
};

extern IFrnCursorFactory* CreateCursorFactory()
{
    @autoreleasepool
    {
        return new CursorFactory();
    }
}