/*---------------------------------------------------------------------------------*/
/* Includes                                                                        */
/*---------------------------------------------------------------------------------*/

#ifndef _LV2_UI_H_
#define _LV2_UI_H_

#include <limits.h>

#include "lv2/ui/ui.h"

#include <gtk/gtk.h>
#include <gdk/gdk.h>





/*----------------------------------------------------------------------------*/
/* Global definitions                                                         */
/*----------------------------------------------------------------------------*/

#define DRD_DRUMMER_UI_URI      "http://rx3.org/AlkorZ3/drummer#ui"




/*
typedef struct {
  LV2_Atom_Forge       forge;
  LV2_URID_Map*        map;
  LV2UI_Request_Value* request_value;
  LV2_Log_Logger       logger;
  SamplerURIs          uris;
  PeaksReceiver        precv;

  LV2UI_Write_Function write;
  LV2UI_Controller     controller;

  GtkWidget* box;
  GtkWidget* play_button;
  GtkWidget* file_button;
  GtkWidget* request_file_button;
  GtkWidget* button_box;
  GtkWidget* canvas;

  uint32_t width;
  uint32_t requested_n_peaks;
  char*    filename;

  uint8_t forge_buf[1024];

  // Optional show/hide interface
  GtkWidget* window;
  bool       did_init;
} SamplerUI;
*/



typedef struct DRT_LV2UI_URIS
{
    LV2_URID  Atom_Object;

    LV2_URID  String_URId;
    LV2_URID  Bool_URId;
    LV2_URID  Int_URId;

    LV2_URID  Midi_Event;

    LV2_URID  UI_Msg;
    
//    LV2_URID  kit_path;
    
    LV2_URID  Atom_EventTransfer;
    
//    LV2_URID  get_state;
//    LV2_URID  midi_info;
//    LV2_URID  sample_trigger;
//    LV2_URID  channel_id;

    LV2_URID  Velocity_Ignore_Flag_Toggle;
    LV2_URID  Note_Off_Ignore_Flag_Toggle;

//    LV2_URID  zero_position;
//    LV2_URID  sample_add;
//    LV2_URID  sample_remove;
} DRT_LV2UI_URIS;



typedef struct  DRT_LV2UI_Base
{
    // LV2
    LV2UI_Write_Function  Write;
    LV2UI_Controller      Controller;
    LV2_Atom_Forge        Forge;

    // Ports
    LV2_Atom_Sequence   *Control_Port;
    LV2_Atom_Sequence   *Core_Event_Port;

    //Config
    float                Channel_Id;
    float                Base_Note;
    float                Velocity_Ignore_Note;
    float                Note_Off_Ignore_Note;
    float                Velocity_Ignore_Flag;
    float                Note_Off_Ignore_Flag;
    float                Position_Id;

    // params
    int                  Zero_Position;
    float              **Gains;
    float              **Pans;

    // URIs
    LV2_URID_Map        *Map_Ptr;
    DRT_LV2UI_URIS       URIS;

    // Logger
    LV2_Log_Logger       Logger;

    // UI
    GtkWidget           *Main_Widget_Ptr;
    GtkWidget           *Channel_ComboBox_Ptr;
    GtkWidget           *Base_Note_Spin_Ptr;
    GtkWidget           *Base_Note_Label_Ptr;
    char                 Base_Note_Label_Buf[32];
    GtkWidget           *Position_ComboBox_Ptr;
    GtkWidget           *Velocity_Ignore_Note_Spin_Ptr;
    GtkWidget           *Note_Off_Ignore_Note_Spin_Ptr;
    GtkWidget           *Velocity_Ignore_Flag_CheckBox_Ptr;
    GtkWidget           *Note_Off_Ignore_Flag_CheckBox_Ptr;
    
} DRT_LV2UI_Base;





#  ifdef _LV2_UI_C_

/*----------------------------------------------------------------------------*/
/* Private Definitions                                                        */
/*----------------------------------------------------------------------------*/

#define DRD_MODULE_NAME "gui"



/*----------------------------------------------------------------------------*/
/* DRT_LV2UI_Base                                                             */
/*----------------------------------------------------------------------------*/

DRT_LV2UI_Base   DRG_LV2UI_Base;

char            *DRG_LV2UI_Note_String = "C C#D D#E F F#G G#A A#B ";





/*----------------------------------------------------------------------------*/
/* Private Prototypes                                                         */
/*----------------------------------------------------------------------------*/



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Map_URIS                                                          */
/*----------------------------------------------------------------------------*/

static inline void  DR_LV2UI_Map_URIS( LV2_URID_Map  *, DRT_LV2UI_URIS  *);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Log_Write                                                         */
/*----------------------------------------------------------------------------*/

DRT_Status  DR_LV2UI_Log_Write( DRT_Log_Type_Id, char  *, va_list);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Channel_ID_ComboBox_Create                                        */
/*----------------------------------------------------------------------------*/

static GtkWidget  *DR_LV2UI_Channel_Id_ComboBox_Create( void);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Channel_Id_ComboBox_Change                                        */
/*----------------------------------------------------------------------------*/

static void  DR_LV2UI_Channel_Id_ComboBox_Changed( GtkComboBox  *, gpointer);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Position_Id_ComboBox_Create                                       */
/*----------------------------------------------------------------------------*/

static GtkWidget  *DR_LV2UI_Position_Id_ComboBox_Create( void);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Position_Id_ComboBox_Change                                       */
/*----------------------------------------------------------------------------*/

static void  DR_LV2UI_Position_Id_ComboBox_Changed( GtkComboBox  *, gpointer);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Velocity_Ignore_Flag_Toggled                                      */
/*----------------------------------------------------------------------------*/

static gboolean  DR_LV2UI_Velocity_Ignore_Flag_Toggled( GtkToggleButton  *, gpointer);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Note_Off_Ignore_Flag_Toggled                                      */
/*----------------------------------------------------------------------------*/

static gboolean  DR_LV2UI_Note_Off_Ignore_Flag_Toggled( GtkToggleButton  *, gpointer);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Build                                                             */
/*----------------------------------------------------------------------------*/

DRT_Status  DR_LV2UI_UI_Build();



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Instantiate                                                       */
/*----------------------------------------------------------------------------*/

static LV2UI_Handle  DR_LV2UI_Instantiate( const LV2UI_Descriptor  *, const char  *, const char  *, LV2UI_Write_Function, LV2UI_Controller, LV2UI_Widget  *, const LV2_Feature * const  *);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Cleanup                                                           */
/*----------------------------------------------------------------------------*/

static void  DR_LV2UI_Cleanup( LV2UI_Handle);



/*----------------------------------------------------------------------------*/
/* DR_LV2UI_Port_Event                                                        */
/*----------------------------------------------------------------------------*/

static void  DR_LV2UI_Port_Event( LV2UI_Handle, uint32_t, uint32_t,  uint32_t, const void  *);



/*----------------------------------------------------------------------------*/
/* LV2UI_Descritor                                                            */
/*----------------------------------------------------------------------------*/

LV2_SYMBOL_EXPORT const LV2UI_Descriptor  *lv2ui_descriptor( uint32_t);





/*----------------------------------------------------------------------------*/
/* Post Private Definitions                                                   */
/*----------------------------------------------------------------------------*/

/*----------------------------------------------------------------------------*/
/* DRG_LV2UI_Descritor                                                        */
/*----------------------------------------------------------------------------*/

static const  LV2UI_Descriptor DRG_LV2UI_Descriptor =
{
    DRD_DRUMMER_URI "#ui",
    DR_LV2UI_Instantiate,
    DR_LV2UI_Cleanup,
    DR_LV2UI_Port_Event,
    NULL};



#  else // ifdef _LV2_UI_C_





/*----------------------------------------------------------------------------*/
/* Public Prototypes                                                          */
/*----------------------------------------------------------------------------*/








#  endif // ifndef _LV2_UI_C_





/*----------------------------------------------------------------------------*/

#endif // ifndef _LV2_UI_H_