/************************************************************/ /**
*
*	@file: osx_app.h
*	@author: Martin Fouilleul
*	@date: 12/02/2021
*	@revision:
*
*****************************************************************/
#ifndef __OSX_APP_H_
#define __OSX_APP_H_

#include "app.h"
#include "graphics/graphics.h"

#ifdef __OBJC__
    #import <Cocoa/Cocoa.h>
#else
    #define NSWindow void
    #define NSView void
    #define NSObject void
    #define NSTimer void
    #define NSCursor void
    #define CALayer void
    #define CAContext void
#endif

#include <Carbon/Carbon.h>

typedef struct oc_osx_window_data
{
    NSWindow* nsWindow;
    NSView* nsView;
    NSObject* nsWindowDelegate;

    oc_list layers;

} oc_osx_window_data;

#define OC_PLATFORM_WINDOW_DATA oc_osx_window_data osx;

const u32 OC_APP_MAX_VIEWS = 128;

typedef struct oc_osx_app_data
{
    NSTimer* frameTimer;
    NSCursor* cursor;

    TISInputSourceRef kbLayoutInputSource;
    void* kbLayoutUnicodeData;
    id kbLayoutListener;

} oc_osx_app_data;

#define OC_PLATFORM_APP_DATA oc_osx_app_data osx;

//-----------------------------------------------
// Surface layer
//-----------------------------------------------
#ifdef __OBJC__
//NOTE: these private interfaces for surface sharing need to be declared explicitly here
typedef uint32_t CGSConnectionID;
CGSConnectionID CGSMainConnectionID(void);

typedef uint32_t CAContextID;

@interface CAContext : NSObject
{
}
+ (id)contextWithCGSConnection:(CAContextID)contextId options:(NSDictionary*)optionsDict;
@property(readonly) CAContextID contextId;
@property(retain) CALayer* layer;
@end

@interface CALayerHost : CALayer
{
}
@property CAContextID contextId;
@end
#endif

typedef struct oc_layer
{
    oc_window window;
    oc_list_elt listElt;

    CALayer* caLayer;
    CAContext* caContext;
} oc_layer;

#endif //__OSX_APP_H_