bsnes/ananke/phoenix/windows/font.cpp

45 lines
1.2 KiB
C++

Geometry pFont::geometry(const string &description, const string &text) {
HFONT hfont = pFont::create(description);
Geometry geometry = pFont::geometry(hfont, text);
pFont::free(hfont);
return geometry;
}
HFONT pFont::create(const string &description) {
lstring part;
part.split(",", description);
for(auto &item : part) item.trim(" ");
string family = "Sans";
unsigned size = 8u;
bool bold = false;
bool italic = false;
if(part[0] != "") family = part[0];
if(part.size() >= 2) size = decimal(part[1]);
if(part.size() >= 3) bold = part[2].position("Bold");
if(part.size() >= 3) italic = part[2].position("Italic");
return CreateFont(
-(size * 96.0 / 72.0 + 0.5),
0, 0, 0, bold == false ? FW_NORMAL : FW_BOLD, italic, 0, 0, 0, 0, 0, 0, 0,
utf16_t(family)
);
}
void pFont::free(HFONT hfont) {
DeleteObject(hfont);
}
Geometry pFont::geometry(HFONT hfont, const string &text_) {
//temporary fix: empty text string returns height of zero; bad for eg Button height
string text = (text_ == "" ? " " : text_);
HDC hdc = GetDC(0);
SelectObject(hdc, hfont);
RECT rc = { 0, 0, 0, 0 };
DrawText(hdc, utf16_t(text), -1, &rc, DT_CALCRECT);
ReleaseDC(0, hdc);
return { 0, 0, rc.right, rc.bottom };
}