WIDGET_GraphYT.c

00001 /*********************************************************************
00002 *                SEGGER Microcontroller GmbH                         *
00003 *        Solutions for real time microcontroller applications        *
00004 **********************************************************************
00005 *                                                                    *
00006 *        (c) 1996 - 2018  SEGGER Microcontroller GmbH                *
00007 *                                                                    *
00008 *        Internet: www.segger.com    Support:  support@segger.com    *
00009 *                                                                    *
00010 **********************************************************************
00011 
00012 ** emWin V5.48 - Graphical user interface for embedded applications **
00013 All  Intellectual Property rights  in the Software belongs to  SEGGER.
00014 emWin is protected by  international copyright laws.  Knowledge of the
00015 source code may not be used to write a similar product.  This file may
00016 only be used in accordance with the following terms:
00017 
00018 The software  has been licensed to  Cypress Semiconductor Corporation,
00019 whose registered  office is situated  at 198 Champion Ct. San Jose, CA 
00020 95134 USA  solely for the  purposes of creating  libraries for Cypress
00021 PSoC3 and  PSoC5 processor-based devices,  sublicensed and distributed
00022 under  the  terms  and  conditions  of  the  Cypress  End User License
00023 Agreement.
00024 Full source code is available at: www.segger.com
00025 
00026 We appreciate your understanding and fairness.
00027 ----------------------------------------------------------------------
00028 Licensing information
00029 Licensor:                 SEGGER Microcontroller Systems LLC
00030 Licensed to:              Cypress Semiconductor Corp, 198 Champion Ct., San Jose, CA 95134, USA
00031 Licensed SEGGER software: emWin
00032 License number:           GUI-00319
00033 License model:            Services and License Agreement, signed June 10th, 2009
00034 Licensed platform:        Any Cypress platform (Initial targets are: PSoC3, PSoC5)
00035 ----------------------------------------------------------------------
00036 Support and Update Agreement (SUA)
00037 SUA period:               2009-06-12 - 2022-07-27
00038 Contact to extend SUA:    sales@segger.com
00039 ----------------------------------------------------------------------
00040 File        : WIDGET_GraphYT.c
00041 Purpose     : Demonstrates the use of the GRAPH widget
00042 Requirements: WindowManager - (x)
00043               MemoryDevices - ( )
00044               AntiAliasing  - ( )
00045               VNC-Server    - ( )
00046               PNG-Library   - ( )
00047               TrueTypeFonts - ( )
00048 ----------------------------------------------------------------------
00049 */
00050 #include <stdlib.h>
00051 #include <string.h>
00052 
00053 #include "DIALOG.h"
00054 #include "GRAPH.h"
00055 
00056 /*********************************************************************
00057 *
00058 *       Defines
00059 *
00060 **********************************************************************
00061 */
00062 #define MAX_VALUE 180
00063 
00064 //
00065 // Recommended memory to run the sample with adequate performance
00066 //
00067 #define RECOMMENDED_MEMORY (1024L * 30)
00068 
00069 /*********************************************************************
00070 *
00071 *       Static data
00072 *
00073 **********************************************************************
00074 */
00075 static GRAPH_DATA_Handle  _ahData[3]; // Array of handles for the GRAPH_DATA objects
00076 static GRAPH_SCALE_Handle _hScaleV;   // Handle of vertical scale
00077 static GRAPH_SCALE_Handle _hScaleH;   // Handle of horizontal scale
00078 
00079 static I16 _aValue[3];
00080 static int _Stop = 0;
00081 
00082 static GUI_COLOR _aColor[] = {GUI_RED, GUI_GREEN, GUI_LIGHTBLUE}; // Array of colors for the GRAPH_DATA objects
00083 
00084 //
00085 // Dialog ressource
00086 //
00087 static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
00088   { FRAMEWIN_CreateIndirect, "Graph widget demo",  0                ,   0,   0, 320, 240, FRAMEWIN_CF_MOVEABLE },
00089   { GRAPH_CreateIndirect,     0,                   GUI_ID_GRAPH0    ,   5,   5, 265, 170 },
00090   { TEXT_CreateIndirect,      "Spacing X:",        0                ,  10, 180,  50,  20 },
00091   { TEXT_CreateIndirect,      "Spacing Y:",        0                ,  10, 200,  50,  20 },
00092   { SLIDER_CreateIndirect,    0,                   GUI_ID_SLIDER0   ,  60, 180,  60,  16 },
00093   { SLIDER_CreateIndirect,    0,                   GUI_ID_SLIDER1   ,  60, 200,  60,  16 },
00094   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK0    , 130, 180,  50,   0 },
00095   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK1    , 130, 200,  50,   0 },
00096   { TEXT_CreateIndirect,      "Border",            0                , 275,   5,  35,  15 },
00097   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK2    , 275,  20,  35,   0 },
00098   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK3    , 275,  40,  35,   0 },
00099   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK4    , 275,  60,  35,   0 },
00100   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK5    , 275,  80,  35,   0 },
00101   { TEXT_CreateIndirect,      "Effect",            0                , 275, 100,  35,  15 },
00102   { RADIO_CreateIndirect,     0,                   GUI_ID_RADIO0    , 270, 115,  35,   0, 0, 3 },
00103   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK6    , 180, 180,  50,   0 },
00104   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK7    , 180, 200,  50,   0 },
00105   { BUTTON_CreateIndirect,    "Full Screen",       GUI_ID_BUTTON0   , 240, 180,  65,  18 },
00106   { CHECKBOX_CreateIndirect,  0,                   GUI_ID_CHECK8    , 240, 200,  70,   0 },
00107 };
00108 
00109 /*********************************************************************
00110 *
00111 *       Static code
00112 *
00113 **********************************************************************
00114 */
00115 /*********************************************************************
00116 *
00117 *       _AddValues
00118 *
00119 * Function description
00120 *   This routine calculates new random values in dependence of the previous added values
00121 *   and adds them to the GRAPH_DATA objects
00122 */
00123 static void _AddValues(void) {
00124   unsigned i;
00125 
00126   for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
00127     int Add = ((unsigned)rand()) % (2 + i * i);
00128     int Vz  = (((unsigned)(rand()) % 2) << 1) - 1;
00129     _aValue[i] += Add * Vz;
00130     if (_aValue[i] > MAX_VALUE) {
00131       _aValue[i] = MAX_VALUE;
00132     } else if (_aValue[i] < 0) {
00133       _aValue[i] = 0;
00134     }
00135     GRAPH_DATA_YT_AddValue(_ahData[i], _aValue[i]);
00136   }
00137 }
00138 
00139 /*********************************************************************
00140 *
00141 *       _UserDraw
00142 *
00143 * Function description
00144 *   This routine is called by the GRAPH object before anything is drawn
00145 *   and after the last drawing operation.
00146 */
00147 static void _UserDraw(WM_HWIN hWin, int Stage) {
00148   if (Stage == GRAPH_DRAW_LAST) {
00149     char acText[] = "Temperature";
00150     GUI_RECT Rect;
00151     GUI_RECT RectInvalid;
00152     int FontSizeY;
00153 
00154     GUI_SetFont(&GUI_Font13_ASCII);
00155     FontSizeY = GUI_GetFontSizeY();
00156     WM_GetInsideRect(&Rect);
00157     WM_GetInvalidRect(hWin, &RectInvalid);
00158     Rect.x1 = Rect.x0 + FontSizeY;
00159     GUI_SetColor(GUI_YELLOW);
00160     GUI_DispStringInRectEx(acText, &Rect, GUI_TA_HCENTER, strlen(acText), GUI_ROTATE_CCW);
00161   }
00162 }
00163 
00164 /*********************************************************************
00165 *
00166 *       _ForEach
00167 *
00168 * Function description
00169 *   This routine hides/shows all windows except the button, graph and scroll bar widgets
00170 */
00171 static void _ForEach(WM_HWIN hWin, void * pData) {
00172   int Id;
00173   int FullScreenMode;
00174 
00175   FullScreenMode = *(int *)pData;
00176   Id = WM_GetId(hWin);
00177   if ((Id == GUI_ID_GRAPH0) || (Id == GUI_ID_BUTTON0) || (Id == GUI_ID_VSCROLL) || (Id == GUI_ID_HSCROLL)) {
00178     return;
00179   }
00180   if (FullScreenMode) {
00181     WM_HideWindow(hWin);
00182   } else {
00183     WM_ShowWindow(hWin);
00184   }
00185 }
00186 
00187 /*********************************************************************
00188 *
00189 *       _ToggleFullScreenMode
00190 *
00191 * Function description
00192 *   This routine switches between full screen mode and normal mode by hiding or showing the
00193 *   widgets of the dialog, enlarging/shrinking the graph widget and modifying some other
00194 *   attributes of the dialog widgets.
00195 */
00196 static void _ToggleFullScreenMode(WM_HWIN hDlg) {
00197   static int FullScreenMode;
00198   static GUI_RECT Rect;
00199   static unsigned ScalePos;
00200   WM_HWIN hGraph;
00201   WM_HWIN hButton;
00202   WM_HWIN hClient;
00203   GUI_RECT RectInside;
00204   int xPos, yPos;
00205 
00206   hGraph  = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00207   hButton = WM_GetDialogItem(hDlg, GUI_ID_BUTTON0);
00208   FullScreenMode ^= 1;
00209   if (FullScreenMode) {       
00210     //
00211     // Enter the full screen mode
00212     //
00213     hClient = WM_GetClientWindow(hDlg);
00214     BUTTON_SetText(hButton, "Back");
00215     WM_MoveWindow(hButton, 0, 11);
00216     FRAMEWIN_SetTitleVis(hDlg, 0);
00217     WM_GetInsideRectEx(hClient, &RectInside);
00218     WM_GetWindowRectEx(hGraph, &Rect);
00219     WM_ForEachDesc(hClient, _ForEach, &FullScreenMode); // Hide all descendants
00220     xPos = WM_GetWindowOrgX(hClient);
00221     yPos = WM_GetWindowOrgY(hClient);
00222     WM_SetWindowPos(hGraph, xPos, yPos, RectInside.x1, RectInside.y1);
00223     ScalePos = GRAPH_SCALE_SetPos(_hScaleH, RectInside.y1 - 20);
00224   } else {
00225     //
00226     // Return to normal mode
00227     //
00228     BUTTON_SetText(hButton, "Full Screen");
00229     WM_MoveWindow(hButton, 0, -11);
00230     WM_ForEachDesc(WM_GetClientWindow(hDlg), _ForEach, &FullScreenMode); // Show all descendants
00231     WM_SetWindowPos(hGraph, Rect.x0, Rect.y0, Rect.x1 - Rect.x0 + 1, Rect.y1 - Rect.y0 + 1);
00232     FRAMEWIN_SetTitleVis(hDlg, 1);
00233     GRAPH_SCALE_SetPos(_hScaleH, ScalePos);
00234   }
00235 }
00236 
00237 /*********************************************************************
00238 *
00239 *       _cbCallback
00240 *
00241 * Function description
00242 *   Callback function of the dialog
00243 */
00244 static void _cbCallback(WM_MESSAGE * pMsg) {
00245   unsigned i;
00246   int      NCode;
00247   int      Id;
00248   int      Value;
00249   WM_HWIN  hDlg;
00250   WM_HWIN  hItem;
00251 
00252   hDlg = pMsg->hWin;
00253   switch (pMsg->MsgId) {
00254   case WM_INIT_DIALOG:
00255     hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00256     //
00257     // Add graphs
00258     //
00259     for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
00260       _aValue[i] = rand() % 180;
00261       _ahData[i] = GRAPH_DATA_YT_Create(_aColor[i], 500, 0, 0);
00262       GRAPH_AttachData(hItem, _ahData[i]);
00263     }
00264     //
00265     // Set graph attributes
00266     //
00267     GRAPH_SetGridDistY(hItem, 25);
00268     GRAPH_SetGridVis(hItem, 1);
00269     GRAPH_SetGridFixedX(hItem, 1);
00270     GRAPH_SetUserDraw(hItem, _UserDraw);
00271     //
00272     // Create and add vertical scale
00273     //
00274     _hScaleV = GRAPH_SCALE_Create( 35, GUI_TA_RIGHT, GRAPH_SCALE_CF_VERTICAL, 25);
00275     GRAPH_SCALE_SetTextColor(_hScaleV, GUI_YELLOW);
00276     GRAPH_AttachScale(hItem, _hScaleV);
00277     //
00278     // Create and add horizontal scale
00279     //
00280     _hScaleH = GRAPH_SCALE_Create(155, GUI_TA_HCENTER, GRAPH_SCALE_CF_HORIZONTAL, 50);
00281     GRAPH_SCALE_SetTextColor(_hScaleH, GUI_DARKGREEN);
00282     GRAPH_AttachScale(hItem, _hScaleH);
00283     //
00284     // Init check boxes
00285     //
00286     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK2);
00287     CHECKBOX_SetText(hItem, "L");
00288     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK3);
00289     CHECKBOX_SetText(hItem, "T");
00290     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK4);
00291     CHECKBOX_SetText(hItem, "R");
00292     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK5);
00293     CHECKBOX_SetText(hItem, "B");
00294     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK0);
00295     CHECKBOX_SetText(hItem, "Stop");
00296     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK1);
00297     CHECKBOX_SetText(hItem, "Grid");
00298     CHECKBOX_SetState(hItem, 1);
00299     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK6);
00300     CHECKBOX_SetText(hItem, "HScroll");
00301     CHECKBOX_SetState(hItem, 1);
00302     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK7);
00303     CHECKBOX_SetText(hItem, "VScroll");
00304     hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK8);
00305     CHECKBOX_SetText(hItem, "MirrorX");
00306     //
00307     // Init slider widgets
00308     //
00309     hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0);
00310     SLIDER_SetRange(hItem, 0, 10);
00311     SLIDER_SetValue(hItem, 5);
00312     SLIDER_SetNumTicks(hItem, 6);
00313     hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER1);
00314     SLIDER_SetRange(hItem, 0, 20);
00315     SLIDER_SetValue(hItem, 5);
00316     SLIDER_SetNumTicks(hItem, 6);
00317     //
00318     // Init radio widget
00319     //
00320     hItem = WM_GetDialogItem(hDlg, GUI_ID_RADIO0);
00321     RADIO_SetText(hItem, "3D", 0);
00322     RADIO_SetText(hItem, "flat", 1);
00323     RADIO_SetText(hItem, "-", 2);
00324     //
00325     // Init button widget
00326     //
00327     hItem = WM_GetDialogItem(hDlg, GUI_ID_BUTTON0);
00328     WM_SetStayOnTop(hItem, 1);
00329     break;
00330   case WM_NOTIFY_PARENT:
00331     Id    = WM_GetId(pMsg->hWinSrc);      // Id of widget
00332     NCode = pMsg->Data.v;                 // Notification code
00333     switch (NCode) {
00334     case WM_NOTIFICATION_CLICKED:
00335       switch (Id) {
00336       case GUI_ID_BUTTON0:
00337         _ToggleFullScreenMode(hDlg);
00338         break;
00339       }
00340       break;
00341     case WM_NOTIFICATION_VALUE_CHANGED:
00342       switch (Id) {
00343       case GUI_ID_CHECK0:
00344         //
00345         // Toggle stop mode
00346         //
00347         _Stop ^= 1;
00348         break;
00349       case GUI_ID_CHECK1:
00350         //
00351         // Toggle grid
00352         //
00353         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00354         GRAPH_SetGridVis(hItem, CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK1)));
00355         break;
00356       case GUI_ID_CHECK2:
00357       case GUI_ID_CHECK3:
00358       case GUI_ID_CHECK4:
00359       case GUI_ID_CHECK5:
00360         //
00361         // Toggle border
00362         //
00363         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00364         GRAPH_SetBorder(hItem, 
00365                         CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK2)) * 40, 
00366                         CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK3)) * 5, 
00367                         CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK4)) * 5, 
00368                         CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK5)) * 5);
00369         break;
00370       case GUI_ID_SLIDER0:
00371         //
00372         // Set horizontal grid spacing
00373         //
00374         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00375         Value = SLIDER_GetValue(pMsg->hWinSrc) * 10;
00376         GRAPH_SetGridDistX(hItem, Value);
00377         GRAPH_SCALE_SetTickDist(_hScaleH, Value);
00378         break;
00379       case GUI_ID_SLIDER1:
00380         //
00381         // Set vertical grid spacing
00382         //
00383         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00384         Value = SLIDER_GetValue(pMsg->hWinSrc) * 5;
00385         GRAPH_SetGridDistY(hItem, Value);
00386         GRAPH_SCALE_SetTickDist(_hScaleV, Value);
00387         break;
00388       case GUI_ID_RADIO0:
00389         //
00390         // Set the widget effect
00391         //
00392         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00393         switch (RADIO_GetValue(pMsg->hWinSrc)) {
00394         case 0:
00395           WIDGET_SetEffect(hItem, &WIDGET_Effect_3D);
00396           break;
00397         case 1:
00398           WIDGET_SetEffect(hItem, &WIDGET_Effect_Simple);
00399           break;
00400         case 2:
00401           WIDGET_SetEffect(hItem, &WIDGET_Effect_None);
00402           break;
00403         }
00404         break;
00405       case GUI_ID_CHECK6:
00406         //
00407         // Toggle horizontal scroll bar
00408         //
00409         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00410         if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK6))) {
00411           GRAPH_SetVSizeX(hItem, 500);
00412         } else {
00413           GRAPH_SetVSizeX(hItem, 0);
00414         }
00415         break;
00416       case GUI_ID_CHECK7:
00417         //
00418         // Toggle vertical scroll bar
00419         //
00420         hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00421         if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK7))) {
00422           GRAPH_SetVSizeY(hItem, 300);
00423         } else {
00424           GRAPH_SetVSizeY(hItem, 0);
00425         }
00426         break;
00427       case GUI_ID_CHECK8:
00428         //
00429         // Toggle alignment
00430         //
00431         WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00432         for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
00433           if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK8))) {
00434             GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_LEFT);
00435             GRAPH_DATA_YT_MirrorX (_ahData[i], 1);
00436           } else {
00437             GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_RIGHT);
00438             GRAPH_DATA_YT_MirrorX (_ahData[i], 0);
00439           }
00440         }
00441         break;
00442       }
00443       break;
00444     }
00445     break;
00446   default:
00447     WM_DefaultProc(pMsg);
00448   }
00449 }
00450 
00451 /*********************************************************************
00452 *
00453 *       Public code
00454 *
00455 **********************************************************************
00456 */
00457 /*********************************************************************
00458 *
00459 *       MainTask
00460 */
00461 void MainTask(void) {
00462   WM_HWIN hDlg;
00463   WM_HWIN hGraph;
00464 
00465   hGraph = 0;
00466   GUI_Init();
00467   //
00468   // Check if recommended memory for the sample is available
00469   //
00470   if (GUI_ALLOC_GetNumFreeBytes() < RECOMMENDED_MEMORY) {
00471     GUI_ErrorOut("Not enough memory available."); 
00472     return;
00473   }
00474   GUI_CURSOR_Show();
00475   WM_SetDesktopColor(GUI_BLACK);
00476   #if GUI_SUPPORT_MEMDEV
00477     WM_SetCreateFlags(WM_CF_MEMDEV);
00478   #endif
00479   hDlg = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), _cbCallback, 0, 0, 0);
00480   while (1) {
00481     #ifdef WIN32
00482       GUI_Delay(10);
00483     #endif
00484     if (!_Stop) {
00485       if (!hGraph) {
00486         hGraph = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
00487       }
00488       _AddValues();
00489     }
00490     GUI_Exec();
00491   }
00492 }
00493 
00494 /*************************** End of file ****************************/
00495