wchar_t *PDFTextWordInterop::getText()
{
if(_textWord != NULL)
{
globalParams->setTextEncoding("UTF-8");
TextWord *word = (TextWord *)_textWord;
GString *text = word->getText();
wchar_t *utfText = GetUTF8String(text);
delete text;
return utfText;
}
else if(_wordList != NULL)
{
TextWordList *wordList =(TextWordList *)_wordList;
TextWord *word = wordList->get(_currentWord);
if(word != NULL)
{
GString *text = word->getText();
wchar_t *utfText = GetUTF8String(text);
// delete text;
return utfText;
}
}
return NULL;
}
/** Get the width of a string. */
int GetStringWidth(FontType ft, const char *str)
{
#ifdef USE_XFT
XGlyphInfo extents;
#endif
#ifdef USE_FRIBIDI
FriBidiChar *temp_i;
FriBidiChar *temp_o;
FriBidiParType type = FRIBIDI_PAR_ON;
int unicodeLength;
#endif
int len;
char *output;
int result;
char *utf8String;
/* Convert to UTF-8 if necessary. */
utf8String = GetUTF8String(str);
/* Length of the UTF-8 string. */
len = strlen(utf8String);
/* Apply the bidi algorithm if requested. */
#ifdef USE_FRIBIDI
temp_i = AllocateStack((len + 1) * sizeof(FriBidiChar));
temp_o = AllocateStack((len + 1) * sizeof(FriBidiChar));
unicodeLength = fribidi_charset_to_unicode(FRIBIDI_CHAR_SET_UTF8,
utf8String, len, temp_i);
fribidi_log2vis(temp_i, unicodeLength, &type, temp_o, NULL, NULL, NULL);
output = AllocateStack(4 * len + 1);
fribidi_unicode_to_charset(FRIBIDI_CHAR_SET_UTF8, temp_o, unicodeLength,
(char*)output);
len = strlen(output);
#else
output = utf8String;
#endif
/* Get the width of the string. */
#ifdef USE_XFT
JXftTextExtentsUtf8(display, fonts[ft], (const unsigned char*)output,
len, &extents);
result = extents.xOff;
#else
result = XTextWidth(fonts[ft], output, len);
#endif
/* Clean up. */
#ifdef USE_FRIBIDI
ReleaseStack(temp_i);
ReleaseStack(temp_o);
ReleaseStack(output);
#endif
ReleaseUTF8String(utf8String);
return result;
}
std::string AXLibGetWindowTitle(AXUIElementRef WindowRef)
{
CFStringRef WindowTitleRef = (CFStringRef) AXLibGetWindowProperty(WindowRef, kAXTitleAttribute);
std::string WindowTitle;
if(WindowTitleRef)
{
WindowTitle = GetUTF8String(WindowTitleRef);
if(WindowTitle.empty())
WindowTitle = CFStringGetCStringPtr(WindowTitleRef, kCFStringEncodingMacRoman);
CFRelease(WindowTitleRef);
}
return WindowTitle;
}
/** Display a string. */
void RenderString(Drawable d, FontType font, ColorType color,
int x, int y, int width, const char *str)
{
#ifdef USE_ICONV
static char isUTF8 = -1;
#endif
XRectangle rect;
Region renderRegion;
int len;
char *output;
#ifdef USE_FRIBIDI
FriBidiChar *temp_i;
FriBidiChar *temp_o;
FriBidiParType type = FRIBIDI_PAR_ON;
int unicodeLength;
#endif
#ifdef USE_XFT
XGlyphInfo extents;
#endif
char *utf8String;
/* Early return for empty strings. */
if(!str || !str[0]) {
return;
}
/* Convert to UTF-8 if necessary. */
utf8String = GetUTF8String(str);
/* Get the length of the UTF-8 string. */
len = strlen(utf8String);
/* Apply the bidi algorithm if requested. */
#ifdef USE_FRIBIDI
temp_i = AllocateStack((len + 1) * sizeof(FriBidiChar));
temp_o = AllocateStack((len + 1) * sizeof(FriBidiChar));
unicodeLength = fribidi_charset_to_unicode(FRIBIDI_CHAR_SET_UTF8,
utf8String, len, temp_i);
fribidi_log2vis(temp_i, unicodeLength, &type, temp_o, NULL, NULL, NULL);
output = AllocateStack(4 * len + 1);
fribidi_unicode_to_charset(FRIBIDI_CHAR_SET_UTF8, temp_o, unicodeLength,
(char*)output);
len = strlen(output);
#else
output = utf8String;
#endif
/* Get the bounds for the string based on the specified width. */
rect.x = x;
rect.y = y;
rect.height = GetStringHeight(font);
#ifdef USE_XFT
JXftTextExtentsUtf8(display, fonts[font], (const unsigned char*)output,
len, &extents);
rect.width = extents.xOff;
#else
rect.width = XTextWidth(fonts[font], output, len);
#endif
rect.width = Min(rect.width, width) + 2;
/* Combine the width bounds with the region to use. */
renderRegion = XCreateRegion();
XUnionRectWithRegion(&rect, renderRegion, renderRegion);
/* Display the string. */
#ifdef USE_XFT
JXftDrawChange(xd, d);
JXftDrawSetClip(xd, renderRegion);
JXftDrawStringUtf8(xd, GetXftColor(color), fonts[font],
x, y + fonts[font]->ascent,
(const unsigned char*)output, len);
JXftDrawChange(xd, rootWindow);
#else
JXSetForeground(display, fontGC, colors[color]);
JXSetRegion(display, fontGC, renderRegion);
JXSetFont(display, fontGC, fonts[font]->fid);
JXDrawString(display, d, fontGC, x, y + fonts[font]->ascent, output, len);
#endif
/* Free any memory used for UTF conversion. */
#ifdef USE_FRIBIDI
ReleaseStack(temp_i);
ReleaseStack(temp_o);
ReleaseStack(output);
#endif
ReleaseUTF8String(utf8String);
XDestroyRegion(renderRegion);
}
float CFont::GetStringWidth(const std::string& text)
{
return GetStringWidth( GetUTF8String( text ) );
}
void CFont::DrawString(const std::string& text, const Rectf& bounds, bool overflowX /*= false*/)
{
ustring str = GetUTF8String( text );
Vect2f screenSz = m_gui->m_screen.size;
Vect2f pos = bounds.position;
pos.x = GetLineStartXPosition(str, bounds, 0);
CEffectManager::m_SceneParameters.m_BaseColor = m_color;
auto technique = m_material->getRenderableObjectTechique()->GetEffectTechnique();
m_material->apply();
m_pages[0]->Activate(0);
for ( int b = 0; b < str.length(); b += MAX_GLYPHS_BATCH )
{
m_glyphs.clear();
uchar lastChar = -1;
for ( int i = b; (i - b < MAX_GLYPHS_BATCH) && (i < str.length()); ++i )
{
uchar c = str[i];
if (c == '\n')
{
lastChar = -1;
pos.x = GetLineStartXPosition(str, bounds, i+1);
pos.y += m_lineHeight;
continue;
}
auto descIt = m_chars.find( c );
if ( descIt == m_chars.end() )
{
c = -1;
descIt = m_chars.find( -1 );
}
if ( lastChar == -1 )
{
auto kernIt = m_kernings.find( std::make_pair( lastChar, c ) );
if ( kernIt != m_kernings.end() )
{
pos.x += kernIt->second;
}
}
auto & desc = descIt->second;
Rectf charR( pos, desc.size );
charR.position += desc.offset;
charR.x /= screenSz.x;
charR.y /= screenSz.y;
charR.w /= screenSz.x;
charR.h /= screenSz.y;
m_glyphs.push_back( {Vect4f(charR.x, charR.y, charR.w, charR.h), desc.uvRect.position, desc.uvRect.size } );
pos.x += desc.xAdvance;
lastChar = c;
}
m_glyphsVtxs->UpdateVertices(m_gui->m_contextManager->GetDeviceContext(), m_glyphs.data(), m_glyphs.size());
m_glyphsVtxs->Render(m_gui->m_contextManager, technique);
}
}
