int32_t Charset::draw(string str, const DrawArgument& args) const
{
size_t length = str.size();
int32_t shift = 0;
int32_t total = 0;
using::Util::vector2d;
using::Graphics::AlphaArgument;
switch (alignment)
{
case CHA_CENTER:
for (size_t i = 0; i < length; i++)
{
total += getw(str[i]);
}
shift -= total / 2;
case CHA_LEFT:
for (size_t i = 0; i < length; i++)
{
draw(str[i], AlphaArgument(args.getpos() + vector2d<int32_t>(shift, 0), args.getalpha()));
shift += getw(str[i]);
}
break;
case CHA_RIGHT:
for (size_t i = length - 1; i >= 0 && i < length; i--)
{
shift += getw(str[i]);
draw(str[i], AlphaArgument(args.getpos() - vector2d<int32_t>(shift, 0), args.getalpha()));
}
break;
}
return shift;
}
void ColorBox::draw(const DrawArgument& args) const
{
Point<int16_t> absp = args.getpos();
int16_t absw = args.getstretch().x();
if (absw == 0)
absw = width;
int16_t absh = args.getstretch().y();
if (absh == 0)
absh = height;
absw = static_cast<int16_t>(absw * args.get_xscale());
absh = static_cast<int16_t>(absh * args.get_yscale());
float absopc = opacity * args.get_color().a();
Geometry::draw(absp.x(), absp.y(), absw, absh, color, absopc);
}