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lib/ChordPro/res/abc/abc2svg/jianpu-1.js  view on Meta::CPAN

			s.ymx = 20 * s.nhd + 22
			if (s.notes[s.nhd].jo > 2) {
				s.ymx += 3
				if (s.notes[s.nhd].jo > 3)
					s.ymx += 2
			}
			s.ymn = 0		// bottom of line
			break
		}
	}
    }, // set_pitch()

    set_vp: function(of, a) {
    var	i,
	p_v = this.get_curvoice()

	for (i = 0; i < a.length; i++) {
		if (a[i] == "jianpu=") {
			p_v.jianpu = this.get_bool(a[++i])
			if (p_v.jianpu)
				this.set_vp([
					"staffsep=", "20",
					"sysstaffsep=", "14",
					"stafflines=", "...",
					"tuplets=", "0 1 0 1"
						// [auto, slur, number, above]
				])
			break
		}
	}
	of(a)
    }, // set_vp()

// set the width of some symbols
    set_width: function(of, s) {
	of(s)
	if (!s.p_v			// (if voice_tb[v].clef/key/meter)
	 || !s.p_v.jianpu)
		return

    var	w, m, note,
	C = abc2svg.C

	switch (s.type) {
	case C.CLEF:
	case C.KEY:
//	case C.METER:
		s.wl = s.wr = .1		// (must not be null)
		break
	case C.NOTE:
		for (m = 0; m <= s.nhd; m++) {
			note = s.notes[m]
			if (note.acc && s.wl < 14)	// room for the accidental
				s.wl = 14
		}
		break
	}
    }, // set_width()

    set_hooks: function(abc) {
	abc.calculate_beam = abc2svg.jianpu.calc_beam.bind(abc, abc.calculate_beam)
	abc.draw_symbols = abc2svg.jianpu.draw_symbols.bind(abc, abc.draw_symbols)
	abc.output_music = abc2svg.jianpu.output_music.bind(abc, abc.output_music)
	abc.set_format = abc2svg.jianpu.set_fmt.bind(abc, abc.set_format)
	abc.set_pitch = abc2svg.jianpu.set_pitch.bind(abc, abc.set_pitch)
	abc.set_vp = abc2svg.jianpu.set_vp.bind(abc, abc.set_vp)
	abc.set_width = abc2svg.jianpu.set_width.bind(abc, abc.set_width)

	// big staccato dot
	abc.get_glyphs().gstc = '<circle id="gstc" cx="0" cy="-3" r="2"/>'
	abc.get_decos().gstc = "0 gstc 5 1 1"

	abc.add_style("\n.fj{font:15px sans-serif}")
    } // set_hooks()
} // jianpu

if (!abc2svg.mhooks)
	abc2svg.mhooks = {}
abc2svg.mhooks.jianpu = abc2svg.jianpu.set_hooks