+ cairo_save (cr);
+
+ for (i = 0; i < acre->num_data; i++) {
+ layout = _create_layout (acre, acre->data[i]->name);
+ pango_layout_get_pixel_size (layout, &label_width, NULL);
+ _destroy_layout (layout);
+ if (label_width > max_label_width)
+ max_label_width = label_width;
+ }
+
+ width = ACRE_LEGEND_PAD + ACRE_LEGEND_LINE_SIZE + ACRE_LEGEND_PAD +
+ max_label_width + ACRE_LEGEND_PAD;
+ height = ACRE_LEGEND_PAD +
+ acre->num_data * (ACRE_FONT_SIZE + ACRE_LEGEND_PAD);
+
+ cairo_translate (cr, acre->chart.x, acre->chart.y);
+
+ cairo_translate (cr,
+ acre->chart.width - ACRE_LEGEND_PAD - width,
+ ACRE_LEGEND_PAD);
+
+ cairo_rectangle (cr, -0.5, -0.5, width + 1.0, height + 1.0);
+ cairo_set_source_rgb (cr, 0, 0, 0);
+ cairo_set_line_width (cr, 1.0);
+ cairo_stroke (cr);
+
+ cairo_translate (cr, ACRE_LEGEND_PAD, ACRE_LEGEND_PAD);
+
+ for (i = 0; i < acre->num_data; i++) {
+ cairo_rectangle (cr,
+ 0, ACRE_LEGEND_LINE_SIZE / 2,
+ ACRE_LEGEND_LINE_SIZE, ACRE_LEGEND_LINE_SIZE / 2);
+ cairo_set_source_rgb (cr,
+ acre->colors[i % acre->num_colors].red,
+ acre->colors[i % acre->num_colors].green,
+ acre->colors[i % acre->num_colors].blue);
+ cairo_fill (cr);
+
+ layout = _create_layout (acre, acre->data[i]->name);
+ cairo_move_to (cr, ACRE_LEGEND_LINE_SIZE + ACRE_LEGEND_PAD, 0);
+ cairo_set_source_rgb (cr, 0, 0, 0);
+ _show_layout (cr, layout);
+
+ cairo_translate (cr, 0, ACRE_LEGEND_PAD + ACRE_FONT_SIZE);
+ }
+
+ cairo_restore (cr);
+}
+
+static void
+_draw_frame_and_ticks (acre_t *acre)
+{
+ cairo_t *cr = acre->cr;
+
+ cairo_save (cr);
+
+ cairo_set_source_rgb (cr, 0, 0, 0); /* black */
+
+ /* ticks */
+ _draw_ticks (acre, acre->x_axis.view_min, acre->x_axis.view_max, ACRE_TICKS_X);
+ _draw_ticks (acre, acre->y_axis.view_min, acre->y_axis.view_max, ACRE_TICKS_Y);
+
+ /* frame */