/***********************************************************************************************************                                                uC/GUI*                        Universal graphic software for embedded applications**                       (c) Copyright 2002, Micrium Inc., Weston, FL*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH**              礐/GUI 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 redistributed*              in any way. We appreciate your understanding and fairness.*----------------------------------------------------------------------File        : TEXT.cPurpose     : Template for new emWin GSC widgets---------------------------END-OF-HEADER------------------------------*/#include <stdlib.h>#include <string.h>#include "TEXT.h"#include "Widget.h"#include "GUIDebug.h"#include "GUI_Private.H"#if GUI_WINSUPPORT/***********************************************************************       Private config defaults************************************************************************//* Define default fonts */#ifndef TEXT_FONT_DEFAULT  #define TEXT_FONT_DEFAULT &GUI_Font13_1#endif/***********************************************************************       Object definition************************************************************************/typedef struct {  WM_Obj WMObj;  WM_HMEM hpText;  const GUI_FONT* pFont;  I16 Align;  #if (GUI_DEBUG_LEVEL > 1)    int DebugId;  #endif  } TEXT_Obj;/***********************************************************************       Static data************************************************************************/static const GUI_FONT * _pDefaultFont = TEXT_FONT_DEFAULT;/***********************************************************************       Macros for internal use************************************************************************/#define TEXT_ID 0x4544   /* Magic numer, should be unique if possible */#define TEXT_H2P(h) (TEXT_Obj*) WM_HMEM2Ptr(h)#ifdef _DEBUG  #define TEXT_ASSERT_IS_VALID_PTR(p) DEBUG_ERROROUT_IF(p->DebugId != TEXT_ID, "xxx.c: Wrong handle type or Object not init'ed")  #define TEXT_INIT_ID(p)   p->DebugId = TEXT_ID  #define TEXT_DEINIT_ID(p) p->DebugId = TEXT_ID+1#else  #define TEXT_ASSERT_IS_VALID_PTR(p)  #define TEXT_INIT_ID(p)  #define TEXT_DEINIT_ID(p)#endif/***********************************************************************       Static routines************************************************************************/static void _FreeAttached(TEXT_Obj* pObj) {  WM_FREEPTR(&pObj->hpText);}static void _Paint(TEXT_Handle hObj, TEXT_Obj* pObj) {  const char * s;  GUI_RECT Rect;  GUI_SetColor(GUI_BLACK);  GUI_SetFont    (pObj->pFont);  /* Fill with parents background color */  GUI_SetBkColor(WIDGET__GetBkColor(hObj));  GUI_Clear();  /* Show the text */  if (pObj->hpText) {    s = (const char*) WM_HMEM2Ptr(pObj->hpText);    GUI_SetTextMode(GUI_TM_TRANS);    WM_GetClientRect(&Rect);    GUI_DispStringInRect(s, &Rect, pObj->Align);  }}static void _Delete(TEXT_Obj* pObj) {  /* Delete attached objects (if any) */  GUI_DEBUG_LOG("TEXT: Delete() Deleting attached items");  if (pObj->hpText) {    _FreeAttached(pObj);  }}static void _TEXT_Callback (WM_MESSAGE*pMsg) {  TEXT_Handle hObj = pMsg->hWin;  TEXT_Obj* pObj = TEXT_H2P(hObj);  switch (pMsg->MsgId) {  case WM_PAINT:    GUI_DEBUG_LOG("TEXT: _Callback(WM_PAINT)\n");    _Paint(hObj, pObj);    return;  case WM_DELETE:    GUI_DEBUG_LOG("TEXT: _Callback(WM_DELETE)\n");    _Delete(pObj);    break;       /* No return here ... WM_DefaultProc needs to be called */  }  WM_DefaultProc(pMsg);}/***********************************************************************       Exported routines:  Create************************************************************************//* Note: the parameters to a create function may vary.         Some widgets may have multiple create functions */TEXT_Handle TEXT_CreateAsChild (int x0, int y0, int xsize, int ysize, WM_HWIN hParent, int Id, int Flags, const char * s, int Align) {  TEXT_Handle hObj;  /* Create the window */  WM_LOCK();  GUI_USE_PARA(Id);  hObj = WM_CreateWindowAsChild(x0, y0, xsize, ysize, hParent,                       Flags, _TEXT_Callback,                       sizeof(TEXT_Obj)-sizeof(WM_Obj));  if (hObj) {    TEXT_Obj* pObj = TEXT_H2P(hObj);    /* init widget specific variables */    /* init member variables */    TEXT_INIT_ID(pObj);    {      WM_HMEM hMem = WM_ALLOC(strlen(s)+1);      if (hMem) {        strcpy((char *) WM_HMEM2Ptr(hMem), s);      }      pObj->hpText = hMem;      pObj->Align  = Align;      pObj->pFont  = _pDefaultFont;    }  } else {    GUI_DEBUG_ERROROUT_IF(hObj==0, "TEXT_Create failed")  }  WM_UNLOCK();  return hObj;}TEXT_Handle TEXT_Create      (  int x0, int y0, int xsize, int ysize, int Id, int Flags, const char * s, int Align) {  return TEXT_CreateAsChild(x0, y0, xsize, ysize, WM_HMEM_NULL, Id, Flags, s, Align);}TEXT_Handle TEXT_CreateIndirect(const GUI_WIDGET_CREATE_INFO* pCreateInfo, WM_HWIN hWinParent, int x0, int y0, WM_CALLBACK* cb) {  TEXT_Handle  hThis;  GUI_USE_PARA(cb);  hThis = TEXT_CreateAsChild(pCreateInfo->x0 + x0, pCreateInfo->y0 + y0, pCreateInfo->xSize, pCreateInfo->ySize,                             hWinParent, pCreateInfo->Id, 0, pCreateInfo->pName, pCreateInfo->Flags);  if (hThis) {    TEXT_Obj* pObj;    pObj = TEXT_H2P(hThis);    pObj->Align = pCreateInfo->Flags;  }  return hThis;}/***********************************************************************       Exported routines:  Various methods************************************************************************/void TEXT_SetDefaultFont(const GUI_FONT* pFont) {  _pDefaultFont = pFont;}const GUI_FONT* TEXT_GetDefaultFont(void) {  return _pDefaultFont;}#endif  /* #if GUI_WINSUPPORT */