metaforce/Runtime/Graphics/CFont.cpp

83 lines
2.1 KiB
C++

#include "Runtime/Graphics/CFont.hpp"
#include "Runtime/Graphics/CGraphics.hpp"
namespace metaforce {
/* TODO: Custom I8 font */
std::array<u8, 65536> CFont::sSystemFont = {
/* Omitted due to copyright issues */};
u32 CFont::sNumInstances = 0;
std::unique_ptr<CTexture> CFont::mpTexture;
CFont::CFont(float scale) : x0_fontSize(16.f * scale), x4_scale(scale) {
if (sNumInstances == 0) {
mpTexture = std::make_unique<CTexture>(ETexelFormat::I8, 256, 256, 1);
u8* fontData = new u8[(mpTexture->GetBitsPerPixel() * mpTexture->GetWidth() * mpTexture->GetHeight()) / 8];
memcpy(fontData, sSystemFont.data(), sSystemFont.size());
// u8* textureData = mpTexture->GetBitMapData();
// LinearToTile8(textureData, fontData);
delete[] fontData;
// mpTexture->UnLock();
}
++sNumInstances;
}
void CFont::TileCopy8(u8* dest, const u8* src) {
for (u32 i = 0; i < 4; ++i) {
dest[0] = src[0];
dest[1] = src[1];
dest[2] = src[2];
dest[3] = src[3];
dest[4] = src[4];
dest[5] = src[5];
dest[6] = src[6];
dest[7] = src[7];
src += 256;
dest += 8;
}
}
void CFont::LinearToTile8(u8* dest, const u8* src) {
int iVar1 = 0;
int iVar2 = 0;
for (size_t y = 0; y < 256; y += 4) {
iVar2 = iVar1;
for (size_t x = 0; x < 256; x += 8) {
TileCopy8(dest, src + iVar2);
dest += 32;
iVar2 += 8;
}
iVar1 += 1024;
}
}
void CFont::DrawString(const char* str, int x, int y, const zeus::CColor& col) {
bool bVar2 = CGraphics::BeginRender2D(*mpTexture.get());
char chr = *str;
while (chr != 0) {
u32 cellSize = static_cast<u32>(16.f * x4_scale);
++str;
CGraphics::DoRender2D(*mpTexture, x, y, (chr & 0xf) * 16, 0xf0, 0x10, cellSize, cellSize, col);
chr = *str;
}
CGraphics::EndRender2D(bVar2);
}
u32 CFont::StringWidth(const char* str) const {
u32 width = 0;
char chr = *str;
while (chr != 0) {
++str;
width += static_cast<u32>(15.f * x4_scale);
chr = *str;
}
return width;
}
u32 CFont::CharsWidth(const char* str, u32 len) const { return len * (15.f * x4_scale); }
u32 CFont::CharWidth(const char chr) const { return 15.f * x4_scale; }
} // namespace metaforce