HSURFACE CInterfaceResMgr::CreateSurfaceFromString(CLTGUIFont *pFont, char *lpszString, HLTCOLOR hBackColor,
int extraPixelsX, int extraPixelsY, int nWidth)
{
HSTRING hString = g_pLTClient->CreateString(lpszString);
return CreateSurfaceFromString(pFont, hString, hBackColor, extraPixelsX, extraPixelsY, nWidth);
g_pLTClient->FreeString(hString);
}
HSURFACE CTextHelper::CreateSurfaceFromString (ILTClient* pClientDE, CBitmapFont* pFont, int strID, int nReplacementFont)
{
if (!pClientDE) return LTNULL;
HSTRING hStr = pClientDE->FormatString (strID);
if (!hStr) return LTNULL;
HSURFACE hSurf = CreateSurfaceFromString (pClientDE, pFont, pClientDE->GetStringData (hStr), nReplacementFont);
pClientDE->FreeString (hStr);
return hSurf;
}
HSURFACE CTextHelper::CreateSurfaceFromString (ILTClient* pClientDE, CBitmapFont* pFont, char* str, int nReplacementFont)
{
if (!pClientDE || !pFont || !str) return LTNULL;
if (nReplacementFont == 0) nReplacementFont = IDS_REPLACEMENTFONT;
// If the font is not initialized, call a different function using the system font...
if (!pFont->IsValid())
{
// hack to help localization - we need to know if this is a "selected" font or a "normal" font
// this assumes font names that are selected end in an "s" identifier and the extension ".pcx"...
LTBOOL bSelected = (pFont->GetImageName()[strlen (pFont->GetImageName()) - 5] == 's');
// determine the font height
LTFLOAT nFontHeight = 0.0f;
if (strcmp (pFont->GetClassName(), "CFont08") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT08, 8.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont12") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT12, 12.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont18") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT18, 18.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont28") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT28, 28.0f);
}
// determine the preferred font width
LTFLOAT nRatio = 0.5f;
HCONSOLEVAR hVar = pClientDE->GetConsoleVar ("FontWidthHeightRatio");
if (hVar)
{
nRatio = pClientDE->GetVarValueFloat (hVar);
}
LTFLOAT nFontWidth = nFontHeight * nRatio;
// create the font definition
HSTRING hstrFont = pClientDE->FormatString (nReplacementFont);
if (hstrFont == NULL) hstrFont = pClientDE->FormatString (IDS_REPLACEMENTFONT);
FONT fontdef (const_cast<char *>(pClientDE->GetStringData(hstrFont)), (int)nFontWidth, (int)nFontHeight);
pClientDE->FreeString (hstrFont);
// create the font color
HLTCOLOR hFontColor = LTNULL;
if (bSelected)
{
hFontColor = pClientDE->SetupColor1 (1.0f, 1.0f, 1.0f, LTFALSE);
}
else
{
hFontColor = pClientDE->SetupColor1 (1.0f, 0.4196f, 0.0f, LTFALSE);
}
// now call the actual function
return CreateSurfaceFromString (pClientDE, &fontdef, str, hFontColor, LTNULL, LTTRUE);
}
// Determine the size of the surface needed
int nLength = strlen (str);
int nWidth = 0;
for (int i = 0; i < nLength; i++)
{
nWidth += pFont->GetCharWidth (str[i]);
}
int nHeight = pFont->GetFontHeight();
// create the surface
HSURFACE hSurf = pClientDE->CreateSurface (nWidth, nHeight);
if (!hSurf) return LTNULL;
// go through string and copy characters from font to new surface
LTRect rcSrc;
rcSrc.top = 0;
rcSrc.bottom = nHeight;
int nDstPos = 0;
for (int i = 0; i < nLength; i++)
{
rcSrc.left = pFont->GetCharPos (str[i]);
rcSrc.right = rcSrc.left + pFont->GetCharWidth (str[i]);
pClientDE->DrawSurfaceToSurface (hSurf, pFont->GetFontSurface(), &rcSrc, nDstPos, 0);
nDstPos += rcSrc.right - rcSrc.left;
}
return hSurf;
}
HSURFACE CTextHelper::CreateWrappedStringSurface (ILTClient* pClientDE, int nWidth, CBitmapFont* pFont, char* str, int nAlignment, LTBOOL bCrop)
{
if (!str || !pClientDE) return LTNULL;
// If the font is not initialized, call a different function using the system font...
if (!pFont->IsValid())
{
// hack to help localization - we need to know if this is a "selected" font or a "normal" font
// this assumes font names that are selected end in an "s" identifier and the extension ".pcx"...
LTBOOL bSelected = (pFont->GetImageName()[strlen (pFont->GetImageName()) - 5] == 's');
// determine the font height
LTFLOAT nFontHeight = 0.0f;
if (strcmp (pFont->GetClassName(), "CFont08") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT08, 8.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont12") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT12, 12.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont18") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT18, 18.0f);
}
else if (strcmp (pFont->GetClassName(), "CFont28") == 0)
{
nFontHeight = TextHelperGetLTFLOATValFromStringID(pClientDE, IDS_HEIGHTCFONT28, 28.0f);
}
// determine the preferred font width
LTFLOAT nRatio = 0.5f;
HCONSOLEVAR hVar = pClientDE->GetConsoleVar ("FontWidthHeightRatio");
if (hVar)
{
nRatio = pClientDE->GetVarValueFloat (hVar);
}
LTFLOAT nFontWidth = nFontHeight * nRatio;
// create the font definition
HSTRING hstrFont = pClientDE->FormatString (IDS_REPLACEMENTFONT);
FONT fontdef (const_cast<char *>(pClientDE->GetStringData(hstrFont)), (int)nFontWidth, (int)nFontHeight);
pClientDE->FreeString (hstrFont);
// create the font color
HLTCOLOR hFontColor = LTNULL;
if (bSelected)
{
hFontColor = pClientDE->SetupColor1 (1.0f, 1.0f, 1.0f, LTFALSE);
}
else
{
hFontColor = pClientDE->SetupColor1 (1.0f, 0.4196f, 0.0f, LTFALSE);
}
// now call the actual function
return CreateWrappedStringSurface (pClientDE, nWidth, &fontdef, str, hFontColor, LTNULL, nAlignment, LTTRUE);
}
CDynArray<uint32> surfaces (1, 2); // cannot create a dynarray of HSURFACES - compiler error C2926
uint32 nSurfaces = 0;
char* ptr = str;
char* ptrStart = ptr;
char* ptrEnd = LTNULL;
do
{
ptrEnd = ptr + strlen (ptr);
LTBOOL bShortened = LTFALSE;
while (ptrEnd > ptrStart)
{
int nChars = ptrEnd - ptrStart;
int nTestWidth = 0;
for (int i = 0; i < nChars; i++)
{
nTestWidth += pFont->GetCharWidth (ptrStart[i]);
}
if (nTestWidth <= nWidth)
{
bShortened = LTTRUE;
break;
}
else
{
// find the previous space back from ptrEnd
ptrEnd--;
while (ptrEnd > ptrStart && *ptrEnd != ' ') ptrEnd--;
}
}
// see if we were successful in coming up with a shortened version
if (!bShortened)
{
// couldn't shorten the remaining string - just create a surface
// from it and add it to the array
surfaces[nSurfaces] = (uint32) CreateSurfaceFromString (pClientDE, pFont, ptrStart);
}
else
{
// we shortened it - create a surface and add it to the array
char temp = *ptrEnd;
*ptrEnd = '\0';
surfaces[nSurfaces] = (uint32) CreateSurfaceFromString (pClientDE, pFont, ptrStart);
*ptrEnd = temp;
}
// see if we could create the surface
if (!surfaces[nSurfaces])
{
for (uint32 i = 0; i < nSurfaces; i++)
{
pClientDE->DeleteSurface ((HSURFACE)surfaces[i]);
}
return LTNULL;
}
nSurfaces++;
if (!bShortened)
{
break;
}
else
{
ptrStart = ptrEnd + 1;
}
} while (*ptrEnd != '\0');
// ok, now we should have an array of surfaces that we can combine into one large one...
if (!nSurfaces) return LTNULL;
// get the final surface height and potential (shortened) width
uint32 nTotalHeight = 0;
uint32 nCroppedWidth = 0;
for (uint32 i = 0; i < nSurfaces; i++)
{
uint32 nSurfWidth = 0;
uint32 nSurfHeight = 0;
pClientDE->GetSurfaceDims ((HSURFACE)surfaces[i], &nSurfWidth, &nSurfHeight);
nTotalHeight += nSurfHeight;
if (nSurfWidth > nCroppedWidth) nCroppedWidth = nSurfWidth;
}
// create the final surface
uint32 nFinalWidth = bCrop ? nCroppedWidth : nWidth;
HSURFACE hFinalSurface = pClientDE->CreateSurface (nFinalWidth, nTotalHeight);
if (!hFinalSurface)
{
for (uint32 i = 0; i < nSurfaces; i++)
{
pClientDE->DeleteSurface ((HSURFACE)surfaces[i]);
}
return LTNULL;
}
pClientDE->FillRect ((HSURFACE)hFinalSurface, LTNULL, LTNULL);
// draw the string surfaces onto final one
int y = 0;
for (int i = 0; i < nSurfaces; i++)
{
uint32 nSurfWidth = 0;
uint32 nSurfHeight = 0;
pClientDE->GetSurfaceDims ((HSURFACE)surfaces[i], &nSurfWidth, &nSurfHeight);
int x = 0;
switch (nAlignment)
{
case TH_ALIGN_CENTER: x = ((int)nFinalWidth - (int)nSurfWidth) / 2; break;
case TH_ALIGN_RIGHT: x = (int)nFinalWidth - (int)nSurfWidth; break;
}
pClientDE->DrawSurfaceToSurface (hFinalSurface, (HSURFACE)surfaces[i], LTNULL, x, y);
y += nSurfHeight;
// delete this surface since we don't need it anymore
pClientDE->DeleteSurface ((HSURFACE)surfaces[i]);
}
return hFinalSurface;
}
