static VALUE
rg_get_cursor_pos(VALUE self, VALUE index)
{
PangoRectangle strong_pos, weak_pos;
pango_layout_get_cursor_pos(_SELF(self), NUM2INT(index), &strong_pos, &weak_pos);
return rb_ary_new3(2, PANGORECTANGLE2RVAL(&strong_pos),
PANGORECTANGLE2RVAL(&weak_pos));
}
static VALUE
rg_pixel_extents(VALUE self)
{
PangoRectangle ink_rect, logical_rect;
pango_layout_line_get_pixel_extents(_SELF(self), &ink_rect, &logical_rect);
return rb_assoc_new(PANGORECTANGLE2RVAL(&ink_rect),
PANGORECTANGLE2RVAL(&logical_rect));
}
static VALUE
rg_pixel_extents(VALUE self)
{
PangoRectangle rink = {0, 0, 0, 0};
PangoRectangle rlog = {0, 0, 0, 0};
pango_layout_get_pixel_extents(_SELF(self), &rink, &rlog);
return rb_assoc_new(PANGORECTANGLE2RVAL(&rink),
PANGORECTANGLE2RVAL(&rlog));
}
static VALUE
rg_get_glyph_extents(VALUE self, VALUE glyph)
{
PangoRectangle ink_rect, logical_rect;
pango_font_get_glyph_extents(_SELF(self),
NUM2UINT(glyph),
&ink_rect, &logical_rect);
return rb_assoc_new(PANGORECTANGLE2RVAL(&ink_rect),
PANGORECTANGLE2RVAL(&logical_rect));
}
static VALUE
rg_index_to_pos(VALUE self, VALUE index)
{
PangoRectangle pos;
pango_layout_index_to_pos(_SELF(self), NUM2INT(index), &pos);
return PANGORECTANGLE2RVAL(&pos);
}
static VALUE
rg_get_pixel_extents(int argc, VALUE *argv, VALUE self)
{
VALUE ink_rect, logical_rect;
PangoRectangle rink, rlog;
rb_scan_args(argc, argv, "02", &ink_rect, &logical_rect);
if (NIL_P(ink_rect)){
rink.x = 0;
rink.y = 0;
rink.width = 0;
rink.height = 0;
} else {
PangoRectangle* rect = RVAL2PANGORECTANGLE(ink_rect);
rink.x = rect->x;
rink.y = rect->y;
rink.width = rect->width;
rink.height = rect->height;
}
if (NIL_P(logical_rect)){
rlog.x = 0;
rlog.y = 0;
rlog.width = 0;
rlog.height = 0;
} else {
PangoRectangle* rect = RVAL2PANGORECTANGLE(logical_rect);
rlog.x = rect->x;
rlog.y = rect->y;
rlog.width = rect->width;
rlog.height = rect->height;
}
pango_layout_get_pixel_extents(_SELF(self), &rink, &rlog);
return rb_assoc_new(PANGORECTANGLE2RVAL(&rink),
PANGORECTANGLE2RVAL(&rlog));
}
static VALUE
rg_extents(int argc, VALUE *argv, VALUE self)
{
VALUE font, start_index, end_index;
PangoRectangle ink_rect;
PangoRectangle logical_rect;
rb_scan_args(argc, argv, "12", &font, &start_index, &end_index);
if (NIL_P(start_index)){
pango_glyph_string_extents(_SELF(self),
RVAL2PANGOFONT(font),
&ink_rect, &logical_rect);
} else {
pango_glyph_string_extents_range(_SELF(self),
NUM2INT(start_index), NUM2INT(end_index),
RVAL2PANGOFONT(font),
&ink_rect, &logical_rect);
}
return rb_assoc_new(PANGORECTANGLE2RVAL(&ink_rect),
PANGORECTANGLE2RVAL(&logical_rect));
}
