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metaforce/Runtime/GuiSys/CTextParser.cpp

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#include "CTextParser.hpp"
#include "CFontImageDef.hpp"
#include "CTextExecuteBuffer.hpp"
namespace urde
{
CTextColor CTextParser::ParseColor(const wchar_t* str, int len)
{
u8 r = GetColorValue(str + 1);
u8 g = GetColorValue(str + 3);
u8 b = GetColorValue(str + 5);
u8 a = 0xff;
if (len == 9)
a = GetColorValue(str + 7);
return CTextColor(r, g, b, a);
}
u8 CTextParser::GetColorValue(const wchar_t* str)
{
return (FromHex(str[0]) << 4) + FromHex(str[1]);
}
u32 CTextParser::FromHex(wchar_t ch)
{
if (ch >= L'0' && ch <= L'9')
return ch - L'0';
if (ch >= L'A' && ch <= L'F')
return ch - L'A' + 10;
if (ch >= L'a' && ch <= L'f')
return ch - L'a' + 10;
return 0;
}
s32 CTextParser::ParseInt(const wchar_t* str, int len, bool signVal)
{
bool neg = false;
int procCur = 0;
if (signVal && len && *str == L'-')
{
neg = true;
procCur = 1;
}
int val = 0;
while (len > procCur)
{
val *= 10;
wchar_t ch = str[procCur];
val += ch - L'0';
++procCur;
}
return neg ? -val : val;
}
bool CTextParser::Equals(const wchar_t* str, int len, const wchar_t* other)
{
int i=0;
for (; *other && i<len ; ++i, ++str, ++other)
{
if (*str != *other)
return false;
}
return other[i] == L'\0';
}
bool CTextParser::BeginsWith(const wchar_t* str, int len, const wchar_t* other)
{
int i=0;
for (; *other && i<len ; ++i, ++str, ++other)
{
if (*str != *other)
return false;
}
return true;
}
void CTextParser::ParseTag(CTextExecuteBuffer& out, const wchar_t* str, int len)
{
if (BeginsWith(str, len, L"font="))
{
TToken<CRasterFont> font = GetFont(str + 5, len - 5);
out.AddFont(font);
}
else if (BeginsWith(str, len, L"image="))
{
CFontImageDef image = GetImage(str + 6, len - 6);
out.AddImage(image);
}
else if (BeginsWith(str, len, L"fg-color="))
{
CTextColor color = ParseColor(str + 9, len - 9);
out.AddColor(EColorType::Foreground, color);
}
else if (BeginsWith(str, len, L"main-color="))
{
CTextColor color = ParseColor(str + 11, len - 11);
out.AddColor(EColorType::Main, color);
}
else if (BeginsWith(str, len, L"geometry-color="))
{
CTextColor color = ParseColor(str + 15, len - 15);
out.AddColor(EColorType::Geometry, color);
}
else if (BeginsWith(str, len, L"outline-color="))
{
CTextColor color = ParseColor(str + 14, len - 14);
out.AddColor(EColorType::Outline, color);
}
else if (BeginsWith(str, len, L"color"))
{
const wchar_t* valCur = str + 7;
len -= 7;
int val = str[6] - L'0';
if (str[7] >= L'0' && str[7] <= L'9')
{
++valCur;
--len;
val *= 10;
val += str[7] - L'0';
}
if (Equals(valCur + 10, len - 10, L"no"))
out.AddRemoveColorOverride(val);
else
{
CTextColor color = ParseColor(str + 10, len - 10);
out.AddColorOverride(val, color);
}
}
else if (BeginsWith(str, len, L"line-spacing="))
{
out.AddLineSpacing(ParseInt(str + 13, len - 13, true) / 100.0);
}
else if (BeginsWith(str, len, L"line-extra-space="))
{
out.AddLineSpacing(ParseInt(str + 17, len - 17, true));
}
else if (BeginsWith(str, len, L"just="))
{
if (Equals(str + 5, len - 5, L"left"))
out.AddJustification(EJustification::Left);
else if (Equals(str + 5, len - 5, L"center"))
out.AddJustification(EJustification::Center);
else if (Equals(str + 5, len - 5, L"right"))
out.AddJustification(EJustification::Right);
else if (Equals(str + 5, len - 5, L"full"))
out.AddJustification(EJustification::Full);
else if (Equals(str + 5, len - 5, L"nleft"))
out.AddJustification(EJustification::NLeft);
else if (Equals(str + 5, len - 5, L"ncenter"))
out.AddJustification(EJustification::NCenter);
else if (Equals(str + 5, len - 5, L"nright"))
out.AddJustification(EJustification::NRight);
}
else if (BeginsWith(str, len, L"vjust="))
{
if (Equals(str + 6, len - 6, L"top"))
out.AddVerticalJustification(EVerticalJustification::Top);
else if (Equals(str + 6, len - 6, L"center"))
out.AddVerticalJustification(EVerticalJustification::Center);
else if (Equals(str + 6, len - 6, L"bottom"))
out.AddVerticalJustification(EVerticalJustification::Bottom);
else if (Equals(str + 6, len - 6, L"full"))
out.AddVerticalJustification(EVerticalJustification::Full);
else if (Equals(str + 6, len - 6, L"ntop"))
out.AddVerticalJustification(EVerticalJustification::NTop);
else if (Equals(str + 6, len - 6, L"ncenter"))
out.AddVerticalJustification(EVerticalJustification::NCenter);
else if (Equals(str + 6, len - 6, L"nbottom"))
out.AddVerticalJustification(EVerticalJustification::NBottom);
}
else if (Equals(str, len, L"push"))
{
out.AddPushState();
}
else if (Equals(str, len, L"pop"))
{
out.AddPopState();
}
}
CFontImageDef CTextParser::GetImage(const wchar_t* str, int len)
{
int commaCount = 0;
for (int i=0 ; i<len ; ++i)
if (str[i] == L',')
++commaCount;
if (commaCount)
{
std::wstring iterable(str, len);
size_t tokenPos;
size_t commaPos;
commaPos = iterable.find(L',');
iterable[commaPos] = L'\0';
tokenPos = commaPos + 1;
auto AdvanceCommaPos = [&]()
{
commaPos = iterable.find(L',', tokenPos);
if (commaPos == std::wstring::npos)
commaPos = iterable.size();
iterable[commaPos] = L'\0';
};
auto AdvanceTokenPos = [&]()
{
tokenPos = commaPos + 1;
};
if (BeginsWith(str, len, L"A"))
{
/* Animated texture array */
AdvanceCommaPos();
float interval = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
std::vector<TToken<CTexture>> texs;
texs.reserve(commaCount - 1);
do
{
AdvanceCommaPos();
texs.push_back(x0_store.GetObj({SBIG('TXTR'),
GetAssetIdFromString(&iterable[tokenPos])}));
AdvanceTokenPos();
} while (commaPos != iterable.size());
return CFontImageDef(std::move(texs), interval, zeus::CVector2f(1.f, 1.f));
}
else if (BeginsWith(str, len, L"SA"))
{
/* Scaled and animated texture array */
AdvanceCommaPos();
float interval = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
AdvanceCommaPos();
float scaleX = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
AdvanceCommaPos();
float scaleY = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
std::vector<TToken<CTexture>> texs;
texs.reserve(commaCount - 3);
do
{
AdvanceCommaPos();
texs.push_back(x0_store.GetObj({SBIG('TXTR'),
GetAssetIdFromString(&iterable[tokenPos])}));
AdvanceTokenPos();
} while (commaPos != iterable.size());
return CFontImageDef(std::move(texs), interval, zeus::CVector2f(scaleX, scaleY));
}
else if (BeginsWith(str, len, L"SI"))
{
/* Scaled single texture */
AdvanceCommaPos();
float scaleX = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
AdvanceCommaPos();
float scaleY = std::wcstof(&iterable[tokenPos], nullptr);
AdvanceTokenPos();
AdvanceCommaPos();
TToken<CTexture> tex = x0_store.GetObj({SBIG('TXTR'),
GetAssetIdFromString(&iterable[tokenPos])});
AdvanceTokenPos();
return CFontImageDef(std::move(tex), zeus::CVector2f(scaleX, scaleY));
}
}
TToken<CTexture> tex = x0_store.GetObj({SBIG('TXTR'), GetAssetIdFromString(str)});
return CFontImageDef(std::move(tex), zeus::CVector2f(1.f, 1.f));
}
TResId CTextParser::GetAssetIdFromString(const wchar_t* str)
{
u8 r = GetColorValue(str);
u8 g = GetColorValue(str + 2);
u8 b = GetColorValue(str + 4);
u8 a = GetColorValue(str + 6);
return (r << 24) | (g << 16) | (b << 8) | a;
}
TToken<CRasterFont> CTextParser::GetFont(const wchar_t* str, int len)
{
return x0_store.GetObj({SBIG('FONT'), GetAssetIdFromString(str)});
}
void CTextParser::ParseText(CTextExecuteBuffer& out, const wchar_t* str, int len)
{
for (int b=0, e=0 ; str[e] && (len == -1 || e < len) ;)
{
if (str[e] != L'&')
{
++e;
continue;
}
if ((len == -1 || e+1 < len) && str[e+1] != L'&')
{
out.AddString(str + b, e - b);
++e;
b = e;
while (str[e] && (len == -1 || e < len) && str[e] != L';')
++e;
ParseTag(out, str + e, e - b);
b = e + 1;
}
else
{
out.AddString(str + b, e + 1 - b);
e += 2;
b = e;
}
}
}
}
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