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livetrax/libs/canvas/flag.cc

50 lines
1.1 KiB
C++

#include "canvas/flag.h"
#include "canvas/text.h"
#include "canvas/rectangle.h"
#include "canvas/line.h"
using namespace std;
using namespace ArdourCanvas;
Flag::Flag (Group* parent, Distance height, Color outline_color, Color fill_color, Duple position)
: Group (parent)
, _height (height)
, _outline_color (outline_color)
, _fill_color (fill_color)
{
_text = new Text (this);
_text->set_alignment (Pango::ALIGN_CENTER);
_text->set_color (_outline_color);
_line = new Line (this);
_line->set_outline_color (_outline_color);
set_height (_height);
_rectangle = new Rectangle (this);
_rectangle->set_outline_color (_outline_color);
_rectangle->set_fill_color (_fill_color);
_text->raise_to_top ();
set_position (position);
}
void
Flag::set_text (string const & text)
{
_text->set (text);
boost::optional<Rect> bbox = _text->bounding_box ();
assert (bbox);
Duple flag_size (bbox.get().width() + 10, bbox.get().height() + 3);
_text->set_position (flag_size / 2);
_rectangle->set (Rect (0, 0, flag_size.x, flag_size.y));
}
void
Flag::set_height (Distance)
{
_line->set (Duple (0, 0), Duple (0, _height));
}