WiiFlow_Lite/source/gui/text.cpp
fix94.1 4df672d357 -removed alot of unneeded .c_str()
-replaced alot of sfmt with fmt
-replaced a few sprintf with snprintf
2012-05-04 12:30:43 +00:00

501 lines
11 KiB
C++

#include "text.hpp"
using namespace std;
static const wchar_t *g_whitespaces = L" \f\n\r\t\v";
// Simplified use of sprintf
const char *fmt(const char *format, ...)
{
static int currentStr = 0;
currentStr = (currentStr + 1) % MAX_USES;
va_list va;
va_start(va, format);
static char buffer[MAX_USES][MAX_MSG_SIZE];
vsnprintf(buffer[currentStr], MAX_MSG_SIZE, format, va);
buffer[currentStr][MAX_MSG_SIZE - 1] = '\0';
va_end(va);
return buffer[currentStr];
}
string sfmt(const char *format, ...)
{
va_list va;
va_start(va, format);
u32 length = vsnprintf(0, 0, format, va) + 1;
va_end(va);
char *tmp = new char[length + 1];
va_start(va, format);
vsnprintf(tmp, length, format, va);
va_end(va);
string s = tmp;
delete[] tmp;
return s;
}
static inline bool fmtCount(const wstringEx &format, int &i, int &s)
{
int state = 0;
i = 0;
s = 0;
for (u32 k = 0; k < format.size(); ++k)
{
if (state == 0)
{
if (format[k] == L'%')
state = 1;
}
else if (state == 1)
{
switch (format[k])
{
case L'%':
state = 0;
break;
case L'i':
case L'd':
state = 0;
++i;
break;
case L's':
state = 0;
++s;
break;
default:
return false;
}
}
}
return true;
}
// Only handles the cases i need for translations : plain %i and %s
bool checkFmt(const wstringEx &ref, const wstringEx &format)
{
int s;
int i;
int refs;
int refi;
if (!fmtCount(ref, refi, refs))
return false;
if (!fmtCount(format, i, s))
return false;
return i == refi && s == refs;
}
wstringEx wfmt(const wstringEx &format, ...)
{
// Don't care about performance
va_list va;
string f(format.toUTF8());
va_start(va, format);
u32 length = vsnprintf(0, 0, f.c_str(), va) + 1;
va_end(va);
char *tmp = new char[length + 1];
va_start(va, format);
vsnprintf(tmp, length, f.c_str(), va);
va_end(va);
wstringEx ws;
ws.fromUTF8(tmp);
delete[] tmp;
return ws;
}
string vectorToString(const safe_vector<string> &vect, string sep)
{
string s;
for (u32 i = 0; i < vect.size(); ++i)
{
if (i > 0)
s.append(sep);
s.append(vect[i]);
}
return s;
}
wstringEx vectorToString(const safe_vector<wstringEx> &vect, char sep)
{
wstringEx s;
for (u32 i = 0; i < vect.size(); ++i)
{
if (i > 0)
s.push_back(sep);
s.append(vect[i]);
}
return s;
}
safe_vector<string> stringToVector(const string &text, char sep)
{
safe_vector<string> v;
if (text.empty()) return v;
u32 count = 1;
for (u32 i = 0; i < text.size(); ++i)
if (text[i] == sep)
++count;
v.reserve(count);
string::size_type off = 0;
string::size_type i = 0;
do
{
i = text.find_first_of(sep, off);
if (i != string::npos)
{
string ws(text.substr(off, i - off));
v.push_back(ws);
off = i + 1;
}
else
v.push_back(text.substr(off));
} while (i != string::npos);
return v;
}
safe_vector<wstringEx> stringToVector(const wstringEx &text, char sep)
{
safe_vector<wstringEx> v;
if (text.empty()) return v;
u32 count = 1;
for (u32 i = 0; i < text.size(); ++i)
if (text[i] == sep)
++count;
v.reserve(count);
wstringEx::size_type off = 0;
wstringEx::size_type i = 0;
do
{
i = text.find_first_of(sep, off);
if (i != wstringEx::npos)
{
wstringEx ws(text.substr(off, i - off));
v.push_back(ws);
off = i + 1;
}
else
v.push_back(text.substr(off));
} while (i != wstringEx::npos);
return v;
}
bool SFont::fromBuffer(const SmartBuf &buffer, u32 bufferSize, u32 size, u32 lspacing, u32 w, u32 idx, const char *)
{
if (!buffer || !font) return false;
size = min(max(6u, size), 1000u);
lineSpacing = min(max(6u, lspacing), 1000u);
weight = min(w, 32u);
index = idx;
SMART_FREE(data);
data = smartMem2Alloc(bufferSize);
if(!data) return false;
memcpy(data.get(), buffer.get(), bufferSize);
dataSize = bufferSize;
font->loadFont(data.get(), dataSize, size, weight, index, false);
return true;
}
bool SFont::fromFile(const char *filename, u32 size, u32 lspacing, u32 w, u32 idx)
{
if (!font) return false;
size = min(max(6u, size), 1000u);
weight = min(w, 32u);
index = idx = 0;
lineSpacing = min(max(6u, lspacing), 1000u);
FILE *file = fopen(filename, "rb");
if (file == NULL) return false;
fseek(file, 0, SEEK_END);
u32 fileSize = ftell(file);
fseek(file, 0, SEEK_SET);
if (fileSize == 0) return false;
SMART_FREE(data);
data = smartMem2Alloc(fileSize);
if (!data)
{
SAFE_CLOSE(file);
return false;
}
fread(data.get(), 1, fileSize, file);
dataSize = fileSize;
font->loadFont(data.get(), dataSize, size, weight, index, false);
return true;
}
void CText::setText(SFont font, const wstringEx &t)
{
CText::SWord w;
m_lines.clear();
if (!!font.font) m_font = font;
if (!m_font.font) return;
firstLine = 0;
// Don't care about performance
safe_vector<wstringEx> lines = stringToVector(t, L'\n');
m_lines.reserve(lines.size());
//
for (u32 k = 0; k < lines.size(); ++k)
{
wstringEx &l = lines[k];
m_lines.push_back(CText::CLine());
m_lines.back().reserve(32);
wstringEx::size_type i = l.find_first_not_of(g_whitespaces);
wstringEx::size_type j;
while (i != wstringEx::npos)
{
j = l.find_first_of(g_whitespaces, i);
if (j != wstringEx::npos && j > i)
{
w.text.assign(l, i, j - i);
m_lines.back().push_back(w);
i = l.find_first_not_of(g_whitespaces, j);
}
else if (j == wstringEx::npos)
{
w.text.assign(l, i, l.size() - i);
m_lines.back().push_back(w);
i = wstringEx::npos;
}
}
}
}
void CText::setText(SFont font, const wstringEx &t, u32 startline)
{
CText::SWord w;
totalHeight = 0;
m_lines.clear();
if (!!font.font) m_font = font;
if (!m_font.font) return;
firstLine = startline;
// Don't care about performance
safe_vector<wstringEx> lines = stringToVector(t, L'\n');
m_lines.reserve(lines.size());
//
for (u32 k = 0; k < lines.size(); ++k)
{
wstringEx &l = lines[k];
m_lines.push_back(CText::CLine());
m_lines.back().reserve(32);
wstringEx::size_type i = l.find_first_not_of(g_whitespaces);
wstringEx::size_type j;
while (i != wstringEx::npos)
{
j = l.find_first_of(g_whitespaces, i);
if (j != wstringEx::npos && j > i)
{
w.text.assign(l, i, j - i);
m_lines.back().push_back(w);
i = l.find_first_not_of(g_whitespaces, j);
}
else if (j == wstringEx::npos)
{
w.text.assign(l, i, l.size() - i);
m_lines.back().push_back(w);
i = wstringEx::npos;
}
}
}
}
void CText::setFrame(float width, u16 style, bool ignoreNewlines, bool instant)
{
float shift;
totalHeight = 0;
if (!m_font.font) return;
float space = m_font.font->getWidth(L" ");
float posX = 0.f;
float posY = 0.f;
u32 lineBeg = 0;
if(firstLine > m_lines.size()) firstLine = 0;
for (u32 k = firstLine; k < m_lines.size(); ++k)
{
CText::CLine &words = m_lines[k];
if (words.empty())
{
posY += (float)m_font.lineSpacing;
continue;
}
for (u32 i = 0; i < words.size(); ++i)
{
float wordWidth = m_font.font->getWidth(words[i].text.c_str());
if (posX == 0.f || posX + (float)wordWidth + space * 2 <= width)
{
words[i].targetPos = Vector3D(posX, posY, 0.f);
posX += wordWidth + space;
}
else
{
posY += (float)m_font.lineSpacing;
words[i].targetPos = Vector3D(0.f, posY, 0.f);
if ((style & (FTGX_JUSTIFY_CENTER | FTGX_JUSTIFY_RIGHT)) != 0)
{
posX -= space;
shift = (style & FTGX_JUSTIFY_CENTER) != 0 ? -posX * 0.5f : -posX;
for (u32 j = lineBeg; j < i; ++j)
words[j].targetPos.x += shift;
}
posX = wordWidth + space;
lineBeg = i;
}
}
// Quick patch for newline support
if (!ignoreNewlines && k + 1 < m_lines.size())
posX = 9999999.f;
}
totalHeight = posY + m_font.lineSpacing;
if ((style & (FTGX_JUSTIFY_CENTER | FTGX_JUSTIFY_RIGHT)) != 0)
{
posX -= space;
shift = (style & FTGX_JUSTIFY_CENTER) != 0 ? -posX * 0.5f : -posX;
for (u32 k = firstLine; k < m_lines.size(); ++k)
for (u32 j = lineBeg; j < m_lines[k].size(); ++j)
m_lines[k][j].targetPos.x += shift;
}
if ((style & (FTGX_ALIGN_MIDDLE | FTGX_ALIGN_BOTTOM)) != 0)
{
posY += (float)m_font.lineSpacing;
shift = (style & FTGX_ALIGN_MIDDLE) != 0 ? -posY * 0.5f : -posY;
for (u32 k = firstLine; k < m_lines.size(); ++k)
for (u32 j = 0; j < m_lines[k].size(); ++j)
m_lines[k][j].targetPos.y += shift;
}
if (instant)
for (u32 k = firstLine; k < m_lines.size(); ++k)
for (u32 i = 0; i < m_lines[k].size(); ++i)
m_lines[k][i].pos = m_lines[k][i].targetPos;
}
void CText::setColor(const CColor &c)
{
m_color = c;
}
void CText::tick(void)
{
for (u32 k = 0; k < m_lines.size(); ++k)
for (u32 i = 0; i < m_lines[k].size(); ++i)
m_lines[k][i].pos += (m_lines[k][i].targetPos - m_lines[k][i].pos) * 0.05f;
}
void CText::draw(void)
{
if (!m_font.font) return;
for (u32 k = firstLine; k < m_lines.size(); ++k)
for (u32 i = 0; i < m_lines[k].size(); ++i)
{
m_font.font->setX(m_lines[k][i].pos.x);
m_font.font->setY(m_lines[k][i].pos.y);
m_font.font->drawText(0, m_font.lineSpacing, m_lines[k][i].text.c_str(), m_color);
}
}
int CText::getTotalHeight(void)
{
return totalHeight;
}
string upperCase(string text)
{
char c;
for (string::size_type i = 0; i < text.size(); ++i)
{
c = text[i];
if (c >= 'a' && c <= 'z')
text[i] = c & 0xDF;
}
return text;
}
string lowerCase(string text)
{
char c;
for (string::size_type i = 0; i < text.size(); ++i)
{
c = text[i];
if (c >= 'A' && c <= 'Z')
text[i] = c | 0x20;
}
return text;
}
// trim from start
string ltrim(string s)
{
s.erase(s.begin(), find_if(s.begin(), s.end(), not1(ptr_fun<int, int>(isspace))));
return s;
}
// trim from end
string rtrim(string s)
{
s.erase(find_if(s.rbegin(), s.rend(), not1(ptr_fun<int, int>(isspace))).base(), s.end());
return s;
}
void Asciify( wchar_t *str )
{
const wchar_t *ptr = str;
wchar_t *ctr = str;
while(*ptr != '\0')
{
switch(*ptr)
{
case 0x14c:
*ctr = 0x4f;
break;
}
*ctr = *ptr;
++ptr;
++ctr;
}
*ctr = '\0';
}
void Asciify2( char *str )
{
u8 i=0;
for( i=0; i < strlen(str); ++i )
{
if( str[i] < 0x20 || str[i] > 0x7F )
str[i] = '_';
else {
switch( str[i] )
{
case '*':
case '\"':
case '|':
case '<':
case '>':
case '?':
str[i] = '_';
break;
}
}
}
}