diff --git a/src/Axis.vala b/src/Axis.vala
index 58f29eb..de2512a 100644
--- a/src/Axis.vala
+++ b/src/Axis.vala
@@ -497,8 +497,6 @@ namespace CairoChart {
 
 		protected virtual void draw_recs (Float128 step, double max_rec_size, Float128 min) {
 			// 5. Draw records, update cur_{x,y}_{min,max}.
-			var ctx = chart.ctx;
-
 			for (Float128 v = min, max = range.zmax; Math.point_belong (v, min, max); v += step) {
 				if (is_x && chart.joint_x || !is_x && chart.joint_y) {
 					chart.color = chart.joint_color;
@@ -512,89 +510,71 @@ namespace CairoChart {
 				}
 				var scr_v = scr_pos (v);
 				var text_t = new Text(chart, text, font, color);
-
 				switch (position) {
 				case Axis.Position.LOW:
 					if (is_x) {
 						var print_y = chart.evarea.y1 - font.vspacing - (title.text == "" ? 0 : title.height + font.vspacing);
 						var print_x = compact_rec_pos (v, text_t);
-						ctx.move_to (print_x, print_y);
+						chart.ctx.move_to (print_x, print_y);
 						switch (dtype) {
-						case Axis.DType.NUMBERS:
-							text_t.show();
-							break;
+						case Axis.DType.NUMBERS: text_t.show(); break;
 						case Axis.DType.DATE_TIME:
 							if (date_format != "") text_t.show();
 							var time_text_t = new Text(chart, time_text, font, color);
 							print_x = compact_rec_pos (v, time_text_t);
-							ctx.move_to (print_x, print_y - (date_format == "" ? 0 : text_t.height + font.vspacing));
+							chart.ctx.move_to (print_x, print_y - (date_format == "" ? 0 : text_t.height + font.vspacing));
 							if (time_format != "") time_text_t.show();
 							break;
 						}
 						// 6. Draw grid lines to the ser.axis_y.place.zmin.
 						ser.grid.style.apply(chart);
 						double y = chart.evarea.y1 - max_rec_size - font.vspacing - (title.text == "" ? 0 : title.height + font.vspacing);
-						ctx.move_to (scr_v, y);
-						if (chart.joint_x)
-							ctx.line_to (scr_v, chart.plarea.y0);
-						else
-							ctx.line_to (scr_v, double.min (y, chart.plarea.y0 + chart.plarea.height * (1 - ser.axis_y.place.zmax)));
+						chart.ctx.move_to (scr_v, y);
+						if (chart.joint_x) chart.ctx.line_to (scr_v, chart.plarea.y0);
+						else chart.ctx.line_to (scr_v, double.min (y, chart.plarea.y0 + chart.plarea.height * (1 - ser.axis_y.place.zmax)));
 						break;
 					} else {
-						ctx.move_to (chart.evarea.x0 + max_rec_size - text_t.width + font.hspacing
-						                 + (title.text == "" ? 0 : title.width + font.hspacing),
-						                 compact_rec_pos (v, text_t));
+						chart.ctx.move_to (chart.evarea.x0 + max_rec_size - text_t.width + font.hspacing + (title.text == "" ? 0 : title.width + font.hspacing), compact_rec_pos (v, text_t));
 						text_t.show();
 						// 6. Draw grid lines to the ser.axis_x.place.zmin.
 						ser.grid.style.apply(chart);
 						double x = chart.evarea.x0 + max_rec_size + font.hspacing + (title.text == "" ? 0 : title.width + font.hspacing);
-						ctx.move_to (x, scr_v);
-						if (chart.joint_y)
-							ctx.line_to (chart.plarea.x1, scr_v);
-						else
-							ctx.line_to (double.max (x, chart.plarea.x0 + chart.plarea.width * ser.axis_x.place.zmax), scr_v);
+						chart.ctx.move_to (x, scr_v);
+						if (chart.joint_y) chart.ctx.line_to (chart.plarea.x1, scr_v);
+						else chart.ctx.line_to (double.max (x, chart.plarea.x0 + chart.plarea.width * ser.axis_x.place.zmax), scr_v);
 						break;
 					}
 				case Axis.Position.HIGH:
 					if (is_x) {
 						var print_y = chart.evarea.y0 + max_rec_size + font.vspacing + (title.text == "" ? 0 : title.height + font.vspacing);
 						var print_x = compact_rec_pos (v, text_t);
-						ctx.move_to (print_x, print_y);
-
+						chart.ctx.move_to (print_x, print_y);
 						switch (dtype) {
-						case Axis.DType.NUMBERS:
-							text_t.show();
-							break;
+						case Axis.DType.NUMBERS: text_t.show(); break;
 						case Axis.DType.DATE_TIME:
 							if (date_format != "") text_t.show();
 							var time_text_t = new Text(chart, time_text, font, color);
 							print_x = compact_rec_pos (v, time_text_t);
-							ctx.move_to (print_x, print_y - (date_format == "" ? 0 : text_t.height + font.vspacing));
+							chart.ctx.move_to (print_x, print_y - (date_format == "" ? 0 : text_t.height + font.vspacing));
 							if (time_format != "") time_text_t.show();
 							break;
 						}
 						// 6. Draw grid lines to the ser.axis_y.place.zmax.
 						ser.grid.style.apply(chart);
 						double y = chart.evarea.y0 + max_rec_size + font.vspacing + (title.text == "" ? 0 : title.height + font.vspacing);
-						ctx.move_to (scr_v, y);
-						if (chart.joint_x)
-							ctx.line_to (scr_v, chart.plarea.y1);
-						else
-							ctx.line_to (scr_v, double.max (y, chart.plarea.y0 + chart.plarea.height * (1 - ser.axis_y.place.zmin)));
+						chart.ctx.move_to (scr_v, y);
+						if (chart.joint_x) chart.ctx.line_to (scr_v, chart.plarea.y1);
+						else chart.ctx.line_to (scr_v, double.max (y, chart.plarea.y0 + chart.plarea.height * (1 - ser.axis_y.place.zmin)));
 						break;
 					} else {
-						ctx.move_to (chart.evarea.x1 - text_t.width - font.hspacing
-						                 - (title.text == "" ? 0 : title.width + font.hspacing),
-						                 compact_rec_pos (v, text_t));
+						chart.ctx.move_to (chart.evarea.x1 - text_t.width - font.hspacing - (title.text == "" ? 0 : title.width + font.hspacing), compact_rec_pos (v, text_t));
 						text_t.show();
 						// 6. Draw grid lines to the ser.axis_x.place.zmax.
 						ser.grid.style.apply(chart);
 						double x = chart.evarea.x1 - max_rec_size - font.hspacing - (title.text == "" ? 0 : title.width + font.hspacing);
-						ctx.move_to (x, scr_v);
-						if (chart.joint_y)
-							ctx.line_to (chart.plarea.x0, scr_v);
-						else
-							ctx.line_to (double.min (x, chart.plarea.x0 + chart.plarea.width * ser.axis_x.place.zmin), scr_v);
+						chart.ctx.move_to (x, scr_v);
+						if (chart.joint_y) chart.ctx.line_to (chart.plarea.x0, scr_v);
+						else chart.ctx.line_to (double.min (x, chart.plarea.x0 + chart.plarea.width * ser.axis_x.place.zmin), scr_v);
 						break;
 					}
 				}