gui_widget_graphytdemo.c

An Demo of uCGUI from SEGGER

*
*       _cbCallback
*
* Purpose:
*   Callback function of the dialog
*/
static void _cbCallback(WM_MESSAGE * pMsg) {
  int i, NCode, Id, Value;
  WM_HWIN hDlg, hItem;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_INIT_DIALOG:
    hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
    /* Add graphs */
    for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
      _aValue[i] = rand() % 180;
      _ahData[i] = GRAPH_DATA_YT_Create(_aColor[i], 500, 0, 0);
      GRAPH_AttachData(hItem, _ahData[i]);
    }
    /* Set graph attributes */
    GRAPH_SetGridDistY(hItem, 25);
    GRAPH_SetGridVis(hItem, 1);
    GRAPH_SetGridFixedX(hItem, 1);
    GRAPH_SetUserDraw(hItem, _UserDraw);
    /* Create and add vertical scale */
    _hScaleV = GRAPH_SCALE_Create( 35, GUI_TA_RIGHT, GRAPH_SCALE_CF_VERTICAL, 25);
    GRAPH_SCALE_SetTextColor(_hScaleV, GUI_RED);
    GRAPH_AttachScale(hItem, _hScaleV);
    /* Create and add horizontal scale */
    _hScaleH = GRAPH_SCALE_Create(155, GUI_TA_HCENTER, GRAPH_SCALE_CF_HORIZONTAL, 50);
    GRAPH_SCALE_SetTextColor(_hScaleH, GUI_DARKGREEN);
    GRAPH_AttachScale(hItem, _hScaleH);
    /* Init check boxes */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK2);
    CHECKBOX_SetText(hItem, "L");
    CHECKBOX_SetState(hItem, 1);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK3);
    CHECKBOX_SetText(hItem, "T");
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK4);
    CHECKBOX_SetText(hItem, "R");
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK5);
    CHECKBOX_SetText(hItem, "B");
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK0);
    CHECKBOX_SetText(hItem, "Stop");
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK1);
    CHECKBOX_SetText(hItem, "Grid");
    CHECKBOX_SetState(hItem, 1);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK6);
    CHECKBOX_SetText(hItem, "HScroll");
    CHECKBOX_SetState(hItem, 1);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK7);
    CHECKBOX_SetText(hItem, "VScroll");
    hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK8);
    CHECKBOX_SetText(hItem, "Left align");
    /* Init slider widgets */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0);
    SLIDER_SetRange(hItem, 0, 10);
    SLIDER_SetValue(hItem, 5);
    SLIDER_SetNumTicks(hItem, 6);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER1);
    SLIDER_SetRange(hItem, 0, 20);
    SLIDER_SetValue(hItem, 5);
    SLIDER_SetNumTicks(hItem, 6);
    /* Init radio widget */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_RADIO0);
    RADIO_SetText(hItem, "3D", 0);
    RADIO_SetText(hItem, "flat", 1);
    RADIO_SetText(hItem, "-", 2);
    /* Init button widget */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_BUTTON0);
    WM_SetStayOnTop(hItem, 1);
    break;
  case WM_NOTIFY_PARENT:
    Id    = WM_GetId(pMsg->hWinSrc);      /* Id of widget */
    NCode = pMsg->Data.v;                 /* Notification code */
    switch (NCode) {
    case WM_NOTIFICATION_CLICKED:
      switch (Id) {
      case GUI_ID_BUTTON0:
        _ToggleFullScreenMode(hDlg);
        break;
      }
      break;
    case WM_NOTIFICATION_VALUE_CHANGED:
      switch (Id) {
      case GUI_ID_CHECK0:
        /* Toggle stop mode */
        _Stop ^= 1;
        break;
      case GUI_ID_CHECK1:
        /* Toggle grid */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        GRAPH_SetGridVis(hItem, CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK1)));
        break;
      case GUI_ID_CHECK2:
      case GUI_ID_CHECK3:
      case GUI_ID_CHECK4:
      case GUI_ID_CHECK5:
        /* Toggle border */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        GRAPH_SetBorder(hItem,
                        CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK2)) * 40,
                        CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK3)) * 5,
                        CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK4)) * 5,
                        CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK5)) * 5);
        break;
      case GUI_ID_SLIDER0:
        /* Set horizontal grid spacing */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        Value = SLIDER_GetValue(pMsg->hWinSrc) * 10;
        GRAPH_SetGridDistX(hItem, Value);
        GRAPH_SCALE_SetTickDist(_hScaleH, Value);
        break;
      case GUI_ID_SLIDER1:
        /* Set vertical grid spacing */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        Value = SLIDER_GetValue(pMsg->hWinSrc) * 5;
        GRAPH_SetGridDistY(hItem, Value);
        GRAPH_SCALE_SetTickDist(_hScaleV, Value);
        break;
      case GUI_ID_RADIO0:
        /* Set the widget effect */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        switch (RADIO_GetValue(pMsg->hWinSrc)) {
        case 0:
          WIDGET_SetEffect(hItem, &WIDGET_Effect_3D);
          break;
        case 1:
          WIDGET_SetEffect(hItem, &WIDGET_Effect_Simple);
          break;
        case 2:
          WIDGET_SetEffect(hItem, &WIDGET_Effect_None);
          break;
        }
        break;
      case GUI_ID_CHECK6:
        /* Toggle horizontal scroll bar */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK6))) {
          GRAPH_SetVSizeX(hItem, 500);
        } else {
          GRAPH_SetVSizeX(hItem, 0);
        }
        break;
      case GUI_ID_CHECK7:
        /* Toggle vertical scroll bar */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK7))) {
          GRAPH_SetVSizeY(hItem, 300);
        } else {
          GRAPH_SetVSizeY(hItem, 0);
        }
        break;
      case GUI_ID_CHECK8:
        /* Toggle alignment */
        hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
        for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
          if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK8))) {
            GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_LEFT);
          } else {
            GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_RIGHT);
          }
        }
        break;
      }
      break;
    }
    break;
  default:
    WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*       MainTask
*/
void MainTask(void);
void MainTask(void) {
  WM_HWIN hDlg, hGraph = 0;
  BSP_GUI_Init();
  GUI_CURSOR_Show();
  WM_SetDesktopColor(GUI_BLACK);
  #if GUI_SUPPORT_MEMDEV
    WM_SetCreateFlags(WM_CF_MEMDEV);
  #endif
  hDlg = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), &_cbCallback, 0, 0, 0);
  while (1) {
    #ifdef WIN32
      GUI_Delay(10);
    #endif
    if (!_Stop) {
      if (!hGraph) {
        hGraph = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
      }
      _AddValues(hGraph);
    }
    GUI_Exec();
  }
}

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