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public/js/flot.js  view on Meta::CPAN

		// Size the canvas to match the internal dimensions of its container

		this.resize(container.width(), container.height());

		// Collection of HTML div layers for text overlaid onto the canvas

		this.textContainer = null;
		this.text = {};

		// Cache of text fragments and metrics, so we can avoid expensively
		// re-calculating them when the plot is re-rendered in a loop.

		this._textCache = {};
	}

	// Resizes the canvas to the given dimensions.
	//
	// @param {number} width New width of the canvas, in pixels.
	// @param {number} width New height of the canvas, in pixels.

public/js/flot.js  view on Meta::CPAN

            if (options.legend.container != null) {
                $(options.legend.container).html("");
            } else {
                placeholder.find(".legend").remove();
            }

            if (!options.legend.show) {
                return;
            }

            var fragments = [], entries = [], rowStarted = false,
                lf = options.legend.labelFormatter, s, label;

            // Build a list of legend entries, with each having a label and a color

            for (var i = 0; i < series.length; ++i) {
                s = series[i];
                if (s.label) {
                    label = lf ? lf(s.label, s) : s.label;
                    if (label) {
                        entries.push({

public/js/flot.js  view on Meta::CPAN

            }

            // Generate markup for the list of entries, in their final order

            for (var i = 0; i < entries.length; ++i) {

                var entry = entries[i];

                if (i % options.legend.noColumns == 0) {
                    if (rowStarted)
                        fragments.push('</tr>');
                    fragments.push('<tr>');
                    rowStarted = true;
                }

                fragments.push(
                    '<td class="legendColorBox"><div style="border:1px solid ' + options.legend.labelBoxBorderColor + ';padding:1px"><div style="width:4px;height:0;border:5px solid ' + entry.color + ';overflow:hidden"></div></div></td>' +
                    '<td class="legendLabel">' + entry.label + '</td>'
                );
            }

            if (rowStarted)
                fragments.push('</tr>');

            if (fragments.length == 0)
                return;

            var table = '<table style="font-size:smaller;color:' + options.grid.color + '">' + fragments.join("") + '</table>';
            if (options.legend.container != null)
                $(options.legend.container).html(table);
            else {
                var pos = "",
                    p = options.legend.position,
                    m = options.legend.margin;
                if (m[0] == null)
                    m = [m, m];
                if (p.charAt(0) == "n")
                    pos += 'top:' + (m[1] + plotOffset.top) + 'px;';