/*********************************************************************
*                SEGGER MICROCONTROLLER SYSTEME GmbH                 *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2007  SEGGER Microcontroller Systeme GmbH        *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V4.14 - Graphical user interface for embedded applications **
emWin is protected by international copyright laws.   Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with a license and should not be re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File        : GUIDEMO.c
Purpose     : Several GUIDEMO routines
----------------------------------------------------------------------
*/

#include <stddef.h>
#include "GUI.h"
#if GUI_WINSUPPORT
  #include "PROGBAR.h"
  #include "LISTBOX.h"
  #include "FRAMEWIN.h"
  #include "BUTTON.h"
#endif
#include "GUIDEMO.h"

/*********************************************************************
*
*       Static variables
*
**********************************************************************
*/

#if GUI_WINSUPPORT
  static BUTTON_Handle   _ahButton[2];
  static FRAMEWIN_Handle _ahFrameWin[3];
  static int             _ButtonSizeX,      _ButtonSizeY;
  #if GUIDEMO_LARGE
    static FRAMEWIN_Handle _ahInfoWin[2];
    static const char* _sInfo;
  #endif
#endif

static int         _iTest, _iTestMinor;
static char        _CmdNext;
static const char* _sExplain;

#define countof(Obj) (sizeof(Obj)/sizeof(Obj[0]))

/*********************************************************************
*
*       Routine table
*
**********************************************************************

  The routines to be called are listed here. The advantage to calling
  directly is that we can execute some code before and after.
*/

typedef void fVoidVoid(void);

static fVoidVoid * const _apfTest[] = {
  GUIDEMO_HardwareInfo,
  GUIDEMO_Speed,
  #if GUI_SUPPORT_MEMDEV
    GUIDEMO_Graph,
  #endif
  GUIDEMO_Bitmap,
  GUIDEMO_Cursor,
  GUIDEMO_ShowInternationalFonts,
  GUIDEMO_ShowColorBar,
  GUIDEMO_ShowColorList,
  //GUIDEMO_DemoLUT,
  GUIDEMO_DemoPolygon,
  GUIDEMO_Circle,
  GUIDEMO_Automotive,
  GUIDEMO_Navigation,
  #if GUI_WINSUPPORT
    GUIDEMO_Dialog,
    GUIDEMO_DemoProgBar,
    GUIDEMO_DemoFrameWin,
    #if GUI_SUPPORT_TOUCH
      GUIDEMO_Touch,
    #endif
  #endif
  0
};

/*********************************************************************
*
*       Static routines
*
**********************************************************************
*/

static void _UpdateCmdWin(void) {
  #if GUI_WINSUPPORT && GUIDEMO_LARGE
    WM_InvalidateWindow(_ahInfoWin[1]);
  #endif
}

#if (GUI_WINSUPPORT && GUIDEMO_LARGE)
static void _cbCmdWin(WM_MESSAGE* pMsg) {
  switch (pMsg->MsgId) {
  case WM_PAINT:
    /* Update info in command window */
    GUI_SetBkColor(GUI_GRAY);
    GUI_Clear();
    GUI_DispStringAt("Demo ", 0, 0);
    GUI_DispDecMin(_iTest + 1);
    GUI_DispString(".");
    GUI_DispDecMin(_iTestMinor);
    GUI_DispString("/");
    GUI_DispDecMin(countof(_apfTest));
  default:
    WM_DefaultProc(pMsg);
  }
}
#endif

static void _UpdateInfoWin(void) {
  #if GUI_WINSUPPORT && GUIDEMO_LARGE
    GUI_RECT rClient;
    WM_HWIN hWin;
    GUI_CONTEXT ContextOld;
    GUI_SaveContext(&ContextOld);
    /* Update info  window */
    WM_ShowWindow(_ahInfoWin[0]);
    WM_ShowWindow(_ahFrameWin[0]);
    hWin = WM_SelectWindow(_ahInfoWin[0]);
    GUI_GetClientRect(&rClient);
    GUI_SetBkColor(GUI_WHITE);
    GUI_Clear();
    GUI_SetColor(GUI_BLACK);
    GUI_SetFont(&GUI_Font13_1);
    GUI_SetTextAlign(GUI_TA_HCENTER);
    GUI_DispStringHCenterAt(_sInfo, (rClient.x1 - rClient.x0) / 2, 0);
    GUI_SetTextAlign(GUI_TA_LEFT);
    GUI_SetFont(&GUI_Font8_ASCII);
    GUI_DispStringAt(_sExplain, 0, 20);
    WM_SelectWindow(hWin);
    GUI_RestoreContext(&ContextOld);
  #endif
}

/*********************************************************************
*
*       Exported routines
*
**********************************************************************
*/

GUI_COLOR GUIDEMO_SetBkColor(GUI_COLOR Color) {
  GUI_COLOR r;
  if (GUI_ColorIsAvailable(GUI_RED)) {
    r = Color;
  } else {
    r = GUI_BLACK;
  }
  GUI_SetBkColor(r);
  return r;
}

GUI_COLOR GUIDEMO_SetColor(GUI_COLOR Color) {
  GUI_COLOR r;
  if (GUI_ColorIsAvailable(GUI_RED)) {
    r = Color;
  } else {
    r = GUI_WHITE;
  }
  GUI_SetColor(r);
  return r;
}

int GUIDEMO_Delay(int t) {
  int r = 0;
  #if GUI_WINSUPPORT
    U32 value, tm;
    #if GUIDEMO_LARGE
      PROGBAR_Handle hProg;
    #endif
    WM_SetForegroundWindow(_ahButton[0]);
    #if GUIDEMO_LARGE
      hProg = (t > 100) ? PROGBAR_CreateAsChild(10, 10, 60, 7, _ahInfoWin[1], 0,
                                        WM_CF_SHOW | WM_CF_STAYONTOP| WM_CF_MEMDEV) : 0;
      PROGBAR_SetMinMax(hProg, 0, t);
    #endif
    tm = GUI_GetTime();
    do {
      value = GUI_GetTime() - tm;
      #if GUIDEMO_LARGE
        PROGBAR_SetValue(hProg, value);
        WM_ExecIdle();
      #endif
      GUI_Delay(50);
    } while ((value < (U32)t) && !GUIDEMO_CheckCancel());
    #if GUIDEMO_LARGE
      PROGBAR_Delete(hProg);
    #endif
    _UpdateCmdWin();
    WM_ExecIdle();
  #else
    GUI_Delay(t);
  #endif
  return r;
}

void GUIDEMO_Wait(void) {
  GUIDEMO_Delay(4000);
  GUIDEMO_NotifyStartNext();
}

int GUIDEMO_CheckCancel(void) {
  int c = GUI_GetKey();
  #if GUI_WINSUPPORT
    WM_ExecIdle();
  #endif
  if ((c == 'n') || (c=='N'))
    _CmdNext =1;
  if ((c == 'h') || (c=='H')) {
    GUI_Delay(500);
    do {
      GUI_Delay(10);
      #if GUI_WINSUPPORT
        WM_ExecIdle();
      #endif
      c = GUI_GetKey();
    } while (!c);
  }
  return _CmdNext;
}

void GUIDEMO_ShowInfo(const char* s) {
  _sExplain = s;
  _UpdateInfoWin();
}

void GUIDEMO_HideInfoWin(void) {
  #if GUI_WINSUPPORT
    WM_HideWindow(_ahFrameWin[0]);
  #endif
}


void GUIDEMO_NotifyStartNext(void) {
  _CmdNext = 0;
  _UpdateCmdWin();
  _iTestMinor++;
}

int GUIDEMO_WaitKey(void) {
  int r = 0;
  U32 tMax = GUI_GetTime() + 4000;
  U32 tDiff; 
  #if GUI_WINSUPPORT
    PROGBAR_Handle hProg = PROGBAR_Create(LCD_GetXSize() - 70, 
                                          LCD_GetYSize() - 40, 
                                          80, 5, WM_CF_SHOW);
  #endif
  while (tDiff = tMax - GUI_GetTime(), (tDiff > 0) && !GUIDEMO_CheckCancel()) {
    if ((r = GUI_GetKey()) != 0)
      break;
  }
  #if GUI_WINSUPPORT
    PROGBAR_Delete(hProg);
    WM_ExecIdle();
  #endif
  return r;
}

void GUIDEMO_ShowIntro(const char * s, const char * sExp) {
  GUI_CONTEXT ContextOld;
  GUI_SaveContext(&ContextOld);
#if GUI_WINSUPPORT && GUIDEMO_LARGE
  _sInfo = s;
#endif
  _sExplain = sExp;
  GUI_SetDefault();
  GUIDEMO_HideInfoWin();
  GUIDEMO_SetBkColor(GUI_BLUE);
  GUI_SetColor(GUI_WHITE);
  GUI_Clear();
  #if !(GUIDEMO_TINY)
    GUI_SetFont(&GUI_FontComic18B_ASCII);
    GUI_DispStringHCenterAt(s, LCD_GET_XSIZE() / 2, LCD_GET_YSIZE() / 3 - 10);
  #else
    GUI_SetFont(&GUI_Font13B_ASCII);
    GUI_DispStringHCenterAt(s, LCD_GET_XSIZE() / 2, LCD_GET_YSIZE() / 3 - 18);
  #endif
  if (_sExplain) {
    GUI_SetFont(&GUI_Font8_ASCII);
    #if !(GUIDEMO_TINY)
      GUI_DispStringHCenterAt(_sExplain, LCD_GET_XSIZE() / 2, LCD_GET_YSIZE() / 2 - 10);
    #else
      GUI_DispStringHCenterAt(_sExplain, LCD_GET_XSIZE() / 2, LCD_GET_YSIZE() / 2 - 14);
    #endif
  }
  GUIDEMO_Delay(_sExplain ? 2000 : 4000);
#if GUI_WINSUPPORT
  _UpdateInfoWin();
  _UpdateCmdWin();
#endif
  GUI_RestoreContext(&ContextOld);
  #if GUI_WINSUPPORT
    WM_ExecIdle();
  #endif
  GUIDEMO_NotifyStartNext();
  GUIDEMO_SetBkColor(GUI_RED);
  GUI_Clear();
}

/*********************************************************************
*
*       GUIDEMO_main(): Large version of the demo
*
**********************************************************************
*/

#if GUIDEMO_LARGE

void GUIDEMO_main(void) {
  #if GUI_WINSUPPORT
    int i;
    int xSize, ySize, xPos, yPos;
  #endif
  #if (GUI_SUPPORT_CURSOR|GUI_SUPPORT_TOUCH)
    GUI_CURSOR_Show();
  #endif
  GUI_Clear();
  #if GUI_WINSUPPORT
    #if GUI_NUM_LAYERS > 1
      _ahFrameWin[2] = FRAMEWIN_CreateAsChild(10, 10, 100, 100, WM_GetDesktopWindowEx(1), "Display 1", NULL, WM_CF_SHOW);
      WM_SetDesktopColorEx(GUI_RED, 1);
      GUI_Delay(1000);
    #endif
    WM_SetCreateFlags(WM_CF_MEMDEV);  /* Automatically use memory devices on all windows */
    /* Calculate position and size of FrameWin[1] */
    _ButtonSizeX = 30;
    _ButtonSizeY = 20;
    /* Create the control window incl. buttons */
    _ahFrameWin[1] = FRAMEWIN_Create("Control", &_cbCmdWin, WM_CF_SHOW | WM_CF_STAYONTOP,
                                                LCD_GetXSize() - 80, LCD_GetYSize() - 60, 80, 60);
    _ahInfoWin[1] = WM_GetClientWindow(_ahFrameWin[1]);
    _ahButton[0] = BUTTON_CreateAsChild(4, 20, _ButtonSizeX, _ButtonSizeY, _ahInfoWin[1], 
                                        'H' , WM_CF_SHOW | WM_CF_STAYONTOP | WM_CF_MEMDEV);
    _ahButton[1] = BUTTON_CreateAsChild(40, 20, _ButtonSizeX, _ButtonSizeY, _ahInfoWin[1], 
                                        'N' , WM_CF_SHOW | WM_CF_STAYONTOP | WM_CF_MEMDEV);
    BUTTON_SetText(_ahButton[0], "Halt");
    BUTTON_SetText(_ahButton[1], "Next");
    _UpdateCmdWin();
    WM_ExecIdle();
  #endif
  /* Show Intro */
  GUIDEMO_Intro();
  #if GUI_WINSUPPORT
    /* Calculate position and size of FrameWin[0] */
    xSize = LCD_GetXSize() / 2;
    ySize = 65;
    xPos  = LCD_GetXSize() - xSize;
    yPos  = 0;
    /* Create info window and run the individual demos */
    _ahFrameWin[0] = FRAMEWIN_Create("emWin Demo", NULL, WM_CF_STAYONTOP, 
                                     xPos, yPos, xSize, ySize);
//    _ahInfoWin[0] = WM_GetFirstChild(_ahFrameWin[0]);
    _ahInfoWin[0] = WM_CreateWindowAsChild(0, 0, 0, 0, WM_GetFirstChild(_ahFrameWin[0]), WM_CF_SHOW | WM_CF_STAYONTOP, 0, 0);
    WM_ExecIdle();
  #endif
  /* Run the individual demos !  */
  for (_iTest = 0; _apfTest[_iTest]; _iTest++) {
    GUI_CONTEXT ContextOld;
    GUI_SaveContext(&ContextOld);
    _iTestMinor = 0;
    _UpdateCmdWin();
    (*_apfTest[_iTest])();
    _CmdNext = 0;
    GUI_RestoreContext(&ContextOld);
  }
  /* Cleanup */
  #if GUI_WINSUPPORT
    for (i = 0; i < countof(_ahFrameWin); i++) {
      WM_DeleteWindow(_ahFrameWin[i]);
    }
  #endif
}

#else /* GUIDEMO_LARGE */

/*********************************************************************
*
*       GUIDEMO_main(): Small version of the demo
*
**********************************************************************
*/
void GUIDEMO_main(void) {
  #if GUI_WINSUPPORT
    int i;
  #endif
  #if GUI_WINSUPPORT
    #if GUI_NUM_LAYERS > 1
      FRAMEWIN_CreateAsChild(10, 10, 100, 100, WM_GetDesktopWindowEx(1), "Display 1", NULL, WM_CF_SHOW);
      GUI_Delay(1000);
    #endif
    WM_SetCreateFlags(WM_CF_MEMDEV);  /* Automatically use memory devices on all windows */
    _ButtonSizeX = 27;
    _ButtonSizeY = 14;
    _ahButton[0] = BUTTON_Create(LCD_GetXSize() - _ButtonSizeX * 2 - 4,
                                 LCD_GetYSize() - _ButtonSizeY - 2,
                                 _ButtonSizeX, _ButtonSizeY, 
                                 'H' , WM_CF_SHOW | WM_CF_STAYONTOP | WM_CF_MEMDEV);
    _ahButton[1] = BUTTON_Create(LCD_GetXSize() - _ButtonSizeX - 2,
                                 LCD_GetYSize() - _ButtonSizeY - 2,
                                 _ButtonSizeX, _ButtonSizeY, 
                                 'N' , WM_CF_SHOW | WM_CF_STAYONTOP | WM_CF_MEMDEV);
    BUTTON_SetFont(_ahButton[0], &GUI_Font8_ASCII);
    BUTTON_SetFont(_ahButton[1], &GUI_Font8_ASCII);
    BUTTON_SetText(_ahButton[0], "Halt");
    BUTTON_SetText(_ahButton[1], "Next");
    _UpdateCmdWin();
    WM_ExecIdle();
  #endif
  /* Show Intro */
  GUIDEMO_Intro();
  /* Run the individual demos !  */
  for (_iTest = 0; _apfTest[_iTest]; _iTest++) {
    GUI_CONTEXT ContextOld;
    GUI_SaveContext(&ContextOld);
    _iTestMinor = 0;
    _UpdateCmdWin();
    (*_apfTest[_iTest])();
    _CmdNext = 0;
    GUI_RestoreContext(&ContextOld);
  }
  /* Cleanup */
  #if GUI_WINSUPPORT
    for (i = 0; i < countof(_ahButton); i++) {
      BUTTON_Delete(_ahButton[i]);
    }
  #endif
}

#endif /* GUIDEMO_LARGE */