121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
|
|
*********************************************************************************************************
|
|
* uC/GUI
|
|
* Universal graphic software for embedded applications
|
|
*
|
|
* (c) Copyright 2002, Micrium Inc., Weston, FL
|
|
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
|
|
*
|
|
* µC/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 : GUI_UC_EncodeUTF8.c
|
|
Purpose : Encoding routines
|
|
---------------------------END-OF-HEADER------------------------------
|
|
*/
|
|
|
|
#include "GUI_Protected.h"
|
|
|
|
/*********************************************************************
|
|
*
|
|
* Public code
|
|
*
|
|
**********************************************************************
|
|
*/
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC_GetCharSize
|
|
*/
|
|
int GUI_UC_GetCharSize(const char GUI_UNI_PTR * s) {
|
|
int r;
|
|
GUI_LOCK();
|
|
r = GUI_Context.pUC_API->pfGetCharSize(s);
|
|
GUI_UNLOCK();
|
|
return r;
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC_GetCharCode
|
|
*/
|
|
U16 GUI_UC_GetCharCode(const char GUI_UNI_PTR * s) {
|
|
U16 r;
|
|
GUI_LOCK();
|
|
r = GUI_Context.pUC_API->pfGetCharCode(s);
|
|
GUI_UNLOCK();
|
|
return r;
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC_Encode
|
|
*/
|
|
int GUI_UC_Encode(char* s, U16 Char) {
|
|
#if GUI_COMPILER_SUPPORTS_FP
|
|
int r;
|
|
GUI_LOCK();
|
|
r = GUI_Context.pUC_API->pfEncode(s, Char);
|
|
GUI_UNLOCK();
|
|
return r;
|
|
#else
|
|
GUI_USE_PARA(s);
|
|
GUI_USE_PARA(Char);
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC__CalcSizeOfChar
|
|
*/
|
|
int GUI_UC__CalcSizeOfChar(U16 Char) {
|
|
return GUI_Context.pUC_API->pfCalcSizeOfChar(Char);
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC__GetCharCodeInc
|
|
*/
|
|
U16 GUI_UC__GetCharCodeInc(const char GUI_UNI_PTR ** ps) {
|
|
const char GUI_UNI_PTR * s;
|
|
U16 r;
|
|
s = *ps;
|
|
r = GUI_UC__GetCharCode(s);
|
|
s += GUI_UC__GetCharSize(s);
|
|
*ps = s;
|
|
return r;
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC__NumChars2NumBytes
|
|
*/
|
|
int GUI_UC__NumChars2NumBytes(const char GUI_UNI_PTR * s, int NumChars) {
|
|
int CharSize, NumBytes = 0;
|
|
while (NumChars--) {
|
|
CharSize = GUI_UC__GetCharSize(s);
|
|
s += CharSize;
|
|
NumBytes += CharSize;
|
|
}
|
|
return NumBytes;
|
|
}
|
|
|
|
/*********************************************************************
|
|
*
|
|
* GUI_UC__NumBytes2NumChars
|
|
*/
|
|
int GUI_UC__NumBytes2NumChars(const char GUI_UNI_PTR * s, int NumBytes) {
|
|
int CharSize, Chars = 0, Bytes = 0;
|
|
while (NumBytes > Bytes) {
|
|
CharSize = GUI_UC__GetCharSize(s + Bytes);
|
|
Bytes += CharSize;
|
|
Chars++;
|
|
}
|
|
return Chars;
|
|
}
|
|
|
|
/*************************** End of file ****************************/
|