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@ -154,7 +154,7 @@ namespace CairoChart {
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s.line_style.apply(chart);
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chart.ctx.rel_line_to (line_length, 0);
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chart.ctx.stroke();
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s.marker.draw_at_pos (chart, x + line_length / 2, y - title_sz.height / 2);
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s.marker.draw_at_pos (x + line_length / 2, y - title_sz.height / 2);
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break;
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}
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@ -5,6 +5,8 @@ namespace CairoChart {
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*/
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public class Marker {
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Chart chart = null;
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/**
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* ``Marker`` shape.
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*/
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@ -33,9 +35,11 @@ namespace CairoChart {
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* @param type ``Marker`` shape.
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* @param size ``Marker`` size.
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*/
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public Marker (Type type = Type.NONE,
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public Marker (Chart chart,
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Type type = Type.NONE,
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double size = 8.0
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) {
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this.chart = chart;
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this.type = type;
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this.size = size;
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}
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@ -44,7 +48,7 @@ namespace CairoChart {
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* Gets a copy of the ``Marker``.
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*/
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public virtual Marker copy () {
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return new Marker (type, size);
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return new Marker (chart, type, size);
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}
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/**
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@ -52,7 +56,7 @@ namespace CairoChart {
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* @param x x-coordinate.
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* @param y y-coordinate.
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*/
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public virtual void draw_at_pos (Chart chart, double x, double y) {
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public virtual void draw_at_pos (double x, double y) {
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chart.ctx.move_to (x, y);
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switch (type) {
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case Type.SQUARE:
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@ -17,7 +17,7 @@ namespace CairoChart {
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public Place place = new Place();
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public Text title = new Text ();
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public Marker marker = new Marker ();
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public Marker marker = null;
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public Grid grid = new Grid ();
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@ -45,6 +45,7 @@ namespace CairoChart {
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public Series (Chart chart) {
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this.chart = chart;
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this.marker = new Marker(chart);
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}
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public virtual Series copy () {
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@ -86,7 +87,7 @@ namespace CairoChart {
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var y = get_scr_y(points[i].y);
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if (Math.point_in_rect (Point(x, y), chart.plarea.x0, chart.plarea.x1,
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chart.plarea.y0, chart.plarea.y1))
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marker.draw_at_pos(chart, x, y);
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marker.draw_at_pos(x, y);
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}
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}
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