/*	Public domain	*/

#ifndef _AGAR_GUI_GUI_H_
#define _AGAR_GUI_GUI_H_

#include <agar/config/have_sdl.h>
#include <agar/config/have_sdl2.h>
#include <agar/gui/begin.h>

#define AG_ZOOM_MIN 0                   /* Index of first zoom level */
#define AG_ZOOM_MAX 32                  /* Maximum number of zoom levels */
#define AG_ZOOM_1_1 16                  /* Index of 100% zoom level */
#ifndef AG_ZOOM_DEFAULT 
#define AG_ZOOM_DEFAULT AG_ZOOM_1_1     /* Default zoom level */
#endif

/* Flags for AG_InitVideoSDL() */
#define AG_VIDEO_HWSURFACE     0x0001	/* For SDL1 */
#define AG_VIDEO_ASYNCBLIT     0x0002	/* For SDL1 */
#define AG_VIDEO_ANYFORMAT     0x0004	/* For SDL1 */
#define AG_VIDEO_HWPALETTE     0x0008	/* For SDL1 */
#define AG_VIDEO_DOUBLEBUF     0x0010	/* For SDL1 */
#define AG_VIDEO_FULLSCREEN    0x0020	/* Start in fullscreen mode */
#define AG_VIDEO_RESIZABLE     0x0040	/* For SDL1 (is default in SDL2) */
#define AG_VIDEO_NOFRAME       0x0080	/* For SDL1 or SDL2 */
#define AG_VIDEO_BORDERLESS    AG_VIDEO_NOFRAME
#define AG_VIDEO_BGPOPUPMENU   0x0100	/* Enable popup menu on background */
#define AG_VIDEO_OPENGL	       0x0200	/* Require OpenGL context (or fail) */
#define AG_VIDEO_OPENGL_OR_SDL 0x0400	/* Prefer OpenGL if available */
#define AG_VIDEO_NOBGCLEAR     0x0800	/* Don't clear pixels in background */
#define AG_VIDEO_OVERLAY       0x1000	/* Render GUI atop existing surface */
#define AG_VIDEO_SDL           0x2000	/* Require SDL1 (ignored with SDL2) */
#define AG_VIDEO_FIXED         0x4000	/* Non-resizable (default with SDL1) */

__BEGIN_DECLS
extern int agGUI, agRenderingContext, agStereo, agXsync, agClipboardIntegration;
extern int agKbdDelay, agKbdRepeat;
extern int agMouseDblclickDelay, agMouseSpinDelay, agMouseSpinIval,
           agMouseScrollIval, agScrollButtonIval, agPageIncrement,
           agAutocompleteDelay, agAutocompleteRate, agScreenshotQuality;
extern int agLatinInput, agLatinComposition, agTextTabWidth, agTextBlinkRate;
extern int agGLdebugOutput, agGLuseNPOT, agCtrlMouseWheelAction;
extern double agZoomValues[AG_ZOOM_MAX];

#ifdef AG_WIDGETS
extern AG_FlagDescrRO agArchExtnNames[];
#endif

#ifdef AG_EVENT_LOOP
void  AG_QuitGUI(void);
#endif
int   AG_InitGraphics(const char *_Nullable);
void  AG_DestroyGraphics(void);
void  AG_ZoomIn(void);
void  AG_ZoomOut(void);
void  AG_ZoomReset(void);
int   AG_InitGUI(Uint);
void  AG_DestroyGUI(void);
int   AG_InitGUIGlobals(void);
void  AG_DestroyGUIGlobals(void);

#if defined(HAVE_SDL2)
int   AG_InitVideoSDL2(void *_Nonnull, Uint);
int   AG_SetVideoSurfaceSDL2(void *_Nonnull);
#elif defined(HAVE_SDL)
int   AG_InitVideoSDL(void *_Nonnull, Uint);
int   AG_SetVideoSurfaceSDL(void *_Nonnull);
#endif

#ifdef AG_WIDGETS
void                        AG_About(struct ag_event *_Nullable);
struct ag_window *_Nullable AG_StyleEditor(struct ag_window *_Nonnull);
void                        AG_StyleEditorDetachTarget(void);
void                        AG_StyleEditorDetachWindow(void);
# ifdef AG_DEBUG
struct ag_window *_Nullable AG_GuiDebugger(struct ag_window *_Nonnull);
void                        AG_GuiDebuggerDetachTarget(void);
void                        AG_GuiDebuggerDetachWindow(void);
# endif
void                        AG_DEV_ConfigShow(void);
void *_Nullable             AG_DEV_ObjectEdit(void *_Nonnull);
# ifdef AG_TIMERS
struct ag_window *_Nullable AG_DEV_Browser(void *_Nonnull);
struct ag_window *_Nullable AG_DEV_ClassInfo(void);
struct ag_window *_Nullable AG_DEV_FontInfo(void);
#  ifdef AG_ENABLE_STRING
struct ag_window *_Nullable AG_DEV_TimerInspector(void);
#  endif
# endif
# ifdef AG_UNICODE
struct ag_window *_Nullable AG_DEV_UnicodeBrowser(void);
# endif
#endif /* AG_WIDGETS */

#ifdef AG_LEGACY
int  AG_InitVideo(int,int, int, Uint) DEPRECATED_ATTRIBUTE;
void AG_DestroyVideo(void) DEPRECATED_ATTRIBUTE;
#endif
__END_DECLS

#include <agar/gui/close.h>
#endif /* _AGAR_GUI_GUI_H_ */