/*********************************************************************
*
* GUI__WrapGetNumCharsToNextLine
*/
int GUI__WrapGetNumCharsToNextLine(const char GUI_UNI_PTR * pText, int xSize, GUI_WRAPMODE WrapMode)
{
int NumChars;
U16 Char;
NumChars = GUI__WrapGetNumCharsDisp(pText, xSize, WrapMode);
pText += GUI_UC__NumChars2NumBytes(pText, NumChars);
Char = GUI_UC__GetCharCodeInc(&pText);
if (Char == '\n')
{
NumChars++;
}
else if(Char == '\r') //modified by Derek 2010.12.02.10:07
{
NumChars++;
Char = GUI_UC__GetCharCodeInc(&pText);
if(Char == '\n')
{
NumChars++;
}
}
else
{
if (WrapMode == GUI_WRAPMODE_WORD)
{
while (Char == ' ')
{
NumChars++;
Char = GUI_UC__GetCharCodeInc(&pText);
}
}
} //end modified
return NumChars;
}
/*********************************************************************
*
* EDIT_SetMaxLen
*/
void EDIT_SetMaxLen(EDIT_Handle hObj, int MaxLen) {
if (hObj) {
EDIT_Obj* pObj;
WM_LOCK();
pObj = EDIT_H2P(hObj);
if (MaxLen != pObj->MaxLen) {
if (MaxLen < pObj->MaxLen) {
if (pObj->hpText) {
char* pText;
int NumChars;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
NumChars = GUI__GetNumChars(pText);
if (NumChars > MaxLen) {
int NumBytes;
NumBytes = GUI_UC__NumChars2NumBytes(pText, MaxLen);
*(pText + NumBytes) = 0;
}
}
}
_IncrementBuffer(pObj, MaxLen - pObj->BufferSize + 1);
pObj->MaxLen = MaxLen;
EDIT_Invalidate(hObj);
}
WM_UNLOCK();
}
}
/*********************************************************************
*
* GUI__WrapGetNumBytesToNextLine
*/
int GUI__WrapGetNumBytesToNextLine(const char GUI_UNI_PTR * pText, int xSize, GUI_WRAPMODE WrapMode)
{
int NumChars, NumBytes;
NumChars = GUI__WrapGetNumCharsToNextLine(pText, xSize, WrapMode);
NumBytes = GUI_UC__NumChars2NumBytes(pText, NumChars);
return NumBytes;
}
/*********************************************************************
*
* GUI_DispString
*/
void GUI_DispString(const char GUI_UNI_PTR *s) {
int xAdjust, yAdjust, xOrg;
int FontSizeY;
if (!s)
return;
GUI_LOCK();
FontSizeY = GUI_GetFontDistY();
xOrg = GUI_Context.DispPosX;
/* Adjust vertical position */
yAdjust = GUI_GetYAdjust();
GUI_Context.DispPosY -= yAdjust;
for (; *s; s++) {
GUI_RECT r;
int LineNumChars = GUI__GetLineNumChars(s, 0x7fff);
int xLineSize = GUI__GetLineDistX(s, LineNumChars);
/* Check if x-position needs to be changed due to h-alignment */
switch (GUI_Context.TextAlign & GUI_TA_HORIZONTAL) {
case GUI_TA_CENTER: xAdjust = xLineSize / 2; break;
case GUI_TA_RIGHT: xAdjust = xLineSize; break;
default: xAdjust = 0;
}
r.x0 = GUI_Context.DispPosX -= xAdjust;
r.x1 = r.x0 + xLineSize - 1;
r.y0 = GUI_Context.DispPosY;
r.y1 = r.y0 + FontSizeY - 1;
GUI__DispLine(s, LineNumChars, &r);
GUI_Context.DispPosY = r.y0;
s += GUI_UC__NumChars2NumBytes(s, LineNumChars);
if ((*s == '\n') || (*s == '\r')) {
switch (GUI_Context.TextAlign & GUI_TA_HORIZONTAL) {
case GUI_TA_CENTER:
case GUI_TA_RIGHT:
GUI_Context.DispPosX = xOrg;
break;
default:
GUI_Context.DispPosX = GUI_Context.LBorder;
break;
}
if (*s == '\n')
GUI_Context.DispPosY += FontSizeY;
} else {
GUI_Context.DispPosX = r.x0 + xLineSize;
}
if (*s == 0) /* end of string (last line) reached ? */
break;
}
GUI_Context.DispPosY += yAdjust;
GUI_Context.TextAlign &= ~GUI_TA_HORIZONTAL;
GUI_UNLOCK();
}
/*********************************************************************
*
* EDIT__GetCurrentChar
*/
U16 EDIT__GetCurrentChar(EDIT_Obj* pObj) {
U16 Char = 0;
if (pObj->hpText) {
const char* pText;
pText = (const char*) GUI_ALLOC_h2p(pObj->hpText);
pText += GUI_UC__NumChars2NumBytes(pText, pObj->CursorPos);
Char = GUI_UC_GetCharCode(pText);
}
return Char;
}
/*********************************************************************
*
* _DeleteChar
*
* Deletes a character at the current cursor position and moves
* all bytes after the cursor position.
*/
static void _DeleteChar(EDIT_Handle hObj, EDIT_Obj* pObj) {
if (pObj->hpText) {
unsigned CursorOffset;
char* pText;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
CursorOffset = GUI_UC__NumChars2NumBytes(pText, pObj->CursorPos);
if (CursorOffset < strlen(pText)) {
int NumBytes;
pText += CursorOffset;
NumBytes = GUI_UC_GetCharSize(pText);
strcpy(pText, pText + NumBytes);
WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
}
}
}
/*********************************************************************
*
* _InsertChar
*
* Create space at the current cursor position and inserts a character.
*/
static int _InsertChar(EDIT_Handle hObj, EDIT_Obj* pObj, U16 Char) {
if (_IsCharsAvailable(pObj, 1)) {
int BytesNeeded;
BytesNeeded = GUI_UC__CalcSizeOfChar(Char);
if (_IsSpaceInBuffer(pObj, BytesNeeded)) {
int CursorOffset;
char* pText;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
CursorOffset = GUI_UC__NumChars2NumBytes(pText, pObj->CursorPos);
pText += CursorOffset;
memmove(pText + BytesNeeded, pText, strlen(pText) + 1);
GUI_UC_Encode(pText, Char);
WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
return 1;
}
}
return 0;
}
/*********************************************************************
*
* EDIT_SetText
*/
void EDIT_SetText(EDIT_Handle hObj, const char* s) {
if (hObj) {
EDIT_Obj* pObj;
WM_LOCK();
pObj = EDIT_H2P(hObj);
if (s) {
int NumBytesNew, NumBytesOld = 0;
int NumCharsNew;
if (pObj->hpText) {
char* pText;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
NumBytesOld = strlen(pText) + 1;
}
NumCharsNew = GUI__GetNumChars(s);
if (NumCharsNew > pObj->MaxLen) {
NumCharsNew = pObj->MaxLen;
}
NumBytesNew = GUI_UC__NumChars2NumBytes(s, NumCharsNew) + 1;
if (_IsSpaceInBuffer(pObj, NumBytesNew - NumBytesOld)) {
char* pText;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
memcpy(pText, s, NumBytesNew);
pObj->CursorPos = NumCharsNew;
if (pObj->CursorPos == pObj->MaxLen) {
if (pObj->EditMode == GUI_EDIT_MODE_OVERWRITE) {
pObj->CursorPos--;
}
}
}
} else {
GUI_ALLOC_FreePtr(&pObj->hpText);
pObj->BufferSize = 0;
pObj->CursorPos = 0;
}
EDIT_Invalidate(hObj);
WM_UNLOCK();
}
}
/*********************************************************************
*
* EDIT_GetText
*/
void EDIT_GetText(EDIT_Handle hObj, char* sDest, int MaxLen) {
if (sDest) {
*sDest = 0;
if (hObj) {
EDIT_Obj* pObj;
WM_LOCK();
pObj = EDIT_H2P(hObj);
if (pObj->hpText) {
char* pText;
int NumChars, NumBytes;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
NumChars = GUI__GetNumChars(pText);
if (NumChars > MaxLen) {
NumChars = MaxLen;
}
NumBytes = GUI_UC__NumChars2NumBytes(pText, NumChars);
memcpy(sDest, pText, NumBytes);
*(sDest + NumBytes) = 0;
}
WM_UNLOCK();
}
}
}
/*********************************************************************
*
* GUI__DispStringInRect
*/
void GUI__DispStringInRect(const char GUI_UNI_PTR *s, GUI_RECT* pRect, int TextAlign, int MaxNumChars) {
GUI_RECT r;
GUI_RECT rLine;
int y = 0;
const char GUI_UNI_PTR *sOrg =s;
int FontYSize;
int xLine = 0;
int LineLen;
int NumCharsRem; /* Number of remaining characters */
FontYSize = GUI_GetFontSizeY();
if (pRect) {
r = *pRect;
} else {
GUI_GetClientRect(&r);
}
/* handle vertical alignment */
if ((TextAlign & GUI_TA_VERTICAL) == GUI_TA_TOP) {
y = r.y0;
} else {
int NumLines;
/* Count the number of lines */
for (NumCharsRem = MaxNumChars, NumLines = 1; NumCharsRem ;NumLines++) {
LineLen = GUI__GetLineNumChars(s, NumCharsRem);
if(LineLen == 0)
{
break;
}
NumCharsRem -= LineLen;
s += GUI_UC__NumChars2NumBytes(s, LineLen);
if (GUI__HandleEOLine(&s))
break;
}
/* Do the vertical alignment */
switch (TextAlign & GUI_TA_VERTICAL) {
case GUI_TA_BASELINE:
case GUI_TA_BOTTOM:
y = r.y1 -NumLines * FontYSize+1;
break;
case GUI_TA_VCENTER:
y = r.y0+(r.y1-r.y0+1 -NumLines * FontYSize) /2;
break;
}
}
/* Output string */
for (NumCharsRem = MaxNumChars, s = sOrg; NumCharsRem;) {
int xLineSize;
LineLen = GUI__GetLineNumChars(s, NumCharsRem);
if(LineLen == 0)
{
break;
}
NumCharsRem -= LineLen;
xLineSize = GUI__GetLineDistX(s, LineLen);
switch (TextAlign & GUI_TA_HORIZONTAL) {
case GUI_TA_HCENTER:
xLine = r.x0+(r.x1-r.x0-xLineSize)/2; break;
case GUI_TA_LEFT:
xLine = r.x0; break;
case GUI_TA_RIGHT:
xLine = r.x1 -xLineSize + 1;
}
rLine.x0 = GUI_Context.DispPosX[GUI_Context.SelLayer] = xLine;
rLine.x1 = rLine.x0 + xLineSize-1;
rLine.y0 = GUI_Context.DispPosY[GUI_Context.SelLayer] = y;
rLine.y1 = y + FontYSize-1;
GUI__DispLine(s, LineLen, &rLine);
s += GUI_UC__NumChars2NumBytes(s, LineLen);
y += GUI_GetFontDistY();
if (GUI__HandleEOLine(&s))
break;
}
}
/*********************************************************************
*
* EDIT_AddKey
*/
void EDIT_AddKey(EDIT_Handle hObj, int Key) {
if (hObj) {
EDIT_Obj* pObj;
WM_LOCK();
pObj = EDIT_H2P(hObj);
if (pObj) {
if (pObj->pfAddKeyEx) {
pObj->pfAddKeyEx(hObj, Key);
} else {
switch (Key) {
case GUI_KEY_UP:
if (pObj->hpText) {
char* pText;
U16 Char;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
pText += GUI_UC__NumChars2NumBytes(pText, pObj->CursorPos);
Char = GUI_UC_GetCharCode(pText);
if (Char < 0x7f) {
*pText = Char + 1;
WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
}
}
break;
case GUI_KEY_DOWN:
if (pObj->hpText) {
char* pText;
U16 Char;
pText = (char*) GUI_ALLOC_h2p(pObj->hpText);
pText += GUI_UC__NumChars2NumBytes(pText, pObj->CursorPos);
Char = GUI_UC_GetCharCode(pText);
if (Char > 0x20) {
*pText = Char - 1;
WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
}
}
break;
case GUI_KEY_RIGHT:
EDIT__SetCursorPos(pObj, pObj->CursorPos + 1);
break;
case GUI_KEY_LEFT:
EDIT__SetCursorPos(pObj, pObj->CursorPos - 1);
break;
case GUI_KEY_BACKSPACE:
EDIT__SetCursorPos(pObj, pObj->CursorPos - 1);
_DeleteChar(hObj, pObj);
break;
case GUI_KEY_DELETE:
_DeleteChar(hObj, pObj);
break;
case GUI_KEY_INSERT:
if (pObj->EditMode == GUI_EDIT_MODE_OVERWRITE) {
pObj->EditMode = GUI_EDIT_MODE_INSERT;
} else {
pObj->EditMode = GUI_EDIT_MODE_OVERWRITE;
EDIT__SetCursorPos(pObj, pObj->CursorPos);
}
break;
default:
if (Key >= 0x20) {
if (pObj->EditMode != GUI_EDIT_MODE_INSERT) {
_DeleteChar(hObj, pObj);
}
if (_InsertChar(hObj, pObj, Key)) {
EDIT__SetCursorPos(pObj, pObj->CursorPos + 1);
}
}
}
}
EDIT_Invalidate(hObj);
}
WM_UNLOCK();
}
}