void CBC_OneDimWriter::CalcTextInfo(const CFX_ByteString& text,
FXTEXT_CHARPOS* charPos,
CFX_Font* cFont,
FX_FLOAT geWidth,
int32_t fontSize,
FX_FLOAT& charsLen) {
std::unique_ptr<CFX_UnicodeEncodingEx> encoding(
FX_CreateFontEncodingEx(cFont));
int32_t length = text.GetLength();
uint32_t* pCharCode = FX_Alloc(uint32_t, text.GetLength());
FX_FLOAT charWidth = 0;
for (int32_t j = 0; j < text.GetLength(); j++) {
pCharCode[j] = encoding->CharCodeFromUnicode(text[j]);
int32_t glyp_code = encoding->GlyphFromCharCode(pCharCode[j]);
int32_t glyp_value = cFont->GetGlyphWidth(glyp_code);
FX_FLOAT temp = (FX_FLOAT)((glyp_value)*fontSize / 1000.0);
charWidth += temp;
}
charsLen = charWidth;
FX_FLOAT leftPositon = (FX_FLOAT)(geWidth - charsLen) / 2.0f;
if (leftPositon < 0 && geWidth == 0) {
leftPositon = 0;
}
FX_FLOAT penX = 0.0;
FX_FLOAT penY =
(FX_FLOAT)FXSYS_abs(cFont->GetDescent()) * (FX_FLOAT)fontSize / 1000.0f;
FX_FLOAT left = leftPositon;
FX_FLOAT top = 0.0;
charPos[0].m_OriginX = penX + left;
charPos[0].m_OriginY = penY + top;
charPos[0].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[0]);
charPos[0].m_FontCharWidth = cFont->GetGlyphWidth(charPos[0].m_GlyphIndex);
#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
charPos[0].m_ExtGID = charPos[0].m_GlyphIndex;
#endif
penX += (FX_FLOAT)(charPos[0].m_FontCharWidth) * (FX_FLOAT)fontSize / 1000.0f;
for (int32_t i = 1; i < length; i++) {
charPos[i].m_OriginX = penX + left;
charPos[i].m_OriginY = penY + top;
charPos[i].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[i]);
charPos[i].m_FontCharWidth = cFont->GetGlyphWidth(charPos[i].m_GlyphIndex);
#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
charPos[i].m_ExtGID = charPos[i].m_GlyphIndex;
#endif
penX +=
(FX_FLOAT)(charPos[i].m_FontCharWidth) * (FX_FLOAT)fontSize / 1000.0f;
}
FX_Free(pCharCode);
}
FX_BOOL CFGAS_GEFont::InitFont() {
if (!m_pFont)
return FALSE;
if (!m_pFontEncoding) {
m_pFontEncoding = FX_CreateFontEncodingEx(m_pFont);
if (!m_pFontEncoding)
return FALSE;
}
if (!m_pCharWidthMap)
m_pCharWidthMap = new CFX_WordDiscreteArray(1024);
if (!m_pRectArray)
m_pRectArray = new CFX_MassArrayTemplate<CFX_Rect>(16);
if (!m_pBBoxMap)
m_pBBoxMap = new CFX_MapPtrToPtr(16);
return TRUE;
}
