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

    }

    function defg1() {
	gchg = false;
	setg(0);
	svgbuf += "<g"
	if (gcur.xscale != 1 || gcur.yscale != 1 || gcur.rotate) {
		svgbuf += ' transform="'
		if (gcur.xscale != 1 || gcur.yscale != 1) {
			if (gcur.xscale == gcur.yscale)
				svgbuf += "scale(" + gcur.xscale.toFixed(3) + ")"
			else
				svgbuf += "scale(" + gcur.xscale.toFixed(3) +
						"," + gcur.yscale.toFixed(3) + ")"
		}
		if (gcur.rotate) {
			if (gcur.xoffs || gcur.yoffs) {
				var	x, xtmp = gcur.xoffs,
					y = gcur.yoffs,
					_sin = gcur.sin,
					_cos = gcur.cos;
				x = xtmp * _cos - y * _sin;
				y = xtmp * _sin + y * _cos;
				svgbuf += " translate(" + x.toFixed(1) + "," +
						y.toFixed(1) + ")";
				x_rot = gcur.xoffs;
				y_rot = gcur.yoffs;
				gcur.xoffs = 0;
				gcur.yoffs = 0
			}
			svgbuf += " rotate(" + gcur.rotate.toFixed(2) + ")"
		}
		svgbuf += '"'
	}
	output_font(false)
	if (gcur.rgb)
		svgbuf += ' style="color:' + gcur.rgb + '"';
	svgbuf += ">\n";
	g = 1
    }

    function objdup(obj) {
	var	k, tmp = new obj.constructor()
	for (k in obj)
	    if (obj.hasOwnProperty(k))
		tmp[k] = obj[k]
	return tmp
    }

    function output_font(back) {
	var	name = gcur.font_n
	if (!name)
		return
	var	prop = "",
		i = name.indexOf("Italic"),
		j = 100,
		o = name.indexOf("Oblique"),
		b = name.indexOf("Bold"),
		flags = 0
	if (b > 0) {
		prop = ' font-weight="bold"';
		j = b;
		flags = 2
	}
	if (i > 0 || o > 0) {
		if (i > 0) {
			prop += ' font-style="italic"';
			if (i < j)
				j = i;
			flags |= 4
		}
		if (o > 0) {
			prop += ' font-style="oblique"';
			if (o < j)
				j = o;
			flags = 8
		}
	}
	if (j != 100) {
		if (name[j - 1] == '-')
			j--;
		name = name.slice(0, j)
	}

	if (back) {
		if (!(flags & 2)
		 && font_n_old.indexOf("Bold") >= 0)
			prop += ' font-weight="normal"';
		if (!(flags & 12)
		 && (font_n_old.indexOf("Italic") >= 0
		  || font_n_old.indexOf("Oblique") >= 0))
			prop += ' font-style="normal"'
	}
	svgbuf += ' font-family="' + name + '"' +
		prop + ' font-size="' + gcur.font_s + '"'
    }

    function path_def() {
	if (path)
		return
	setg(1);
	gcur.px = gcur.cx;
	gcur.py = gcur.cy;
	path = '<path d="m' + (gcur.xoffs + gcur.cx).toFixed(1) +
		' ' + (gcur.yoffs - gcur.cy).toFixed(1) + '\n'
    }

    function path_end() {
	svgbuf += path;
	path = ''
    }

    function setg(newg) {
	if (g == 2) {
		svgbuf += "</text>\n";
		g = 1
	}
	if (newg == 0) {
		if (g) {
			g = 0;
			svgbuf += "</g>\n"