bsnes/hiro/qt/font.cpp

61 lines
1.4 KiB
C++

namespace phoenix {
string pFont::serif(unsigned size, string style) {
if(size == 0) size = 8;
if(style == "") style = "Normal";
return {"Serif, ", size, ", ", style};
}
string pFont::sans(unsigned size, string style) {
if(size == 0) size = 8;
if(style == "") style = "Normal";
return {"Sans, ", size, ", ", style};
}
string pFont::monospace(unsigned size, string style) {
if(size == 0) size = 8;
if(style == "") style = "Normal";
return {"Liberation Mono, ", size, ", ", style};
}
Size pFont::size(string font, string text) {
return pFont::size(pFont::create(font), text);
}
QFont pFont::create(string description) {
lstring part = description.split(",", 2L).strip();
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 = (bool)part[2].find("Bold");
if(part.size() >= 3) italic = (bool)part[2].find("Italic");
QFont qtFont;
qtFont.setFamily(family);
qtFont.setPointSize(size);
if(bold) qtFont.setBold(true);
if(italic) qtFont.setItalic(true);
return qtFont;
}
Size pFont::size(const QFont& qtFont, string text) {
QFontMetrics metrics(qtFont);
lstring lines;
lines.split("\n", text);
unsigned maxWidth = 0;
for(auto& line : lines) {
maxWidth = max(maxWidth, metrics.width(line));
}
return {maxWidth, metrics.height() * lines.size()};
}
}