pts_CandleStickGraph: A new graph type that displays results from all

test runs and is modeled after Japanese Candlestick charting

1 files changed, 93 insertions, 0 deletions

diff --git a/pts-core/objects/pts_Graph/pts_CandleStickGraph.php b/pts-core/objects/pts_Graph/pts_CandleStickGraph.php
new file mode 100644
index 0000000..2449f8d
--- /dev/null
+++ b/pts-core/objects/pts_Graph/pts_CandleStickGraph.php
@@ -0,0 +1,93 @@
+<?php
+
+/*
+	Phoronix Test Suite
+	URLs: http://www.phoronix.com, http://www.phoronix-test-suite.com/
+	Copyright (C) 2008, Phoronix Media
+	Copyright (C) 2008, Michael Larabel
+	pts_BarGraph.php: The bar graph object that extends pts_Graph.php.
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+class pts_CandleStickGraph extends pts_BarGraph
+{
+	public function __construct($title, $sub_title, $y_axis_title)
+	{
+		parent::__construct($title, $sub_title, $y_axis_title);
+		$this->graph_type = "CANDLE_STICK_GRAPH";
+	}
+	protected function render_graph_candle_sticks()
+	{
+ 		$bar_count = count($this->graph_data_raw);
+		$bar_width = floor($this->identifier_width / $bar_count) - ($bar_count * 16);
+
+		for($i_o = 0; $i_o < $bar_count; $i_o++)
+		{
+			$paint_color = $this->next_paint_color();
+
+			for($i = 0; $i < count($this->graph_data_raw[$i_o]); $i++)
+			{
+				$run_values_r = explode(":", $this->graph_data_raw[$i_o][$i]);
+
+				$start_value = $run_values_r[0];
+				$end_value = $run_values_r[(count($run_values_r) - 1)];
+				$average_value = array_sum($run_values_r) / count($run_values_r);
+				sort($run_values_r);
+				$low_value = $run_values_r[0];
+				$high_value = $run_values_r[(count($run_values_r) - 1)];
+
+				$px_bound_left = $this->graph_left_start + ($this->identifier_width * $i) + ($bar_width * $i_o) + 8;
+				$px_bound_center = $px_bound_left + round($bar_width / 2);
+				$px_bound_right = $px_bound_left + $bar_width;
+
+				$top_diff = $this->graph_top_end - $this->graph_top_start;
+				$plot_wick_lowest = $this->graph_top_end + 1 - round(($low_value / $this->graph_maximum_value) * $top_diff);
+				$plot_wick_highest = $this->graph_top_end + 1 - round(($high_value / $this->graph_maximum_value) * $top_diff);
+				$plot_body_start = $this->graph_top_end + 1 - round(($start_value / $this->graph_maximum_value) * $top_diff);
+				$plot_body_end = $this->graph_top_end + 1 - round(($end_value / $this->graph_maximum_value) * $top_diff);
+
+				if($start_value > $end_value)
+				{
+					$body_color = $this->graph_color_body;
+					$plot_body_high = $plot_body_start;
+					$plot_body_low = $plot_body_end;
+				}
+				else
+				{
+					$body_color = $paint_color;
+					$plot_body_low = $plot_body_start;
+					$plot_body_high = $plot_body_end;
+				}
+
+				$this->graph_image->draw_line($px_bound_center, $plot_wick_lowest, $px_bound_center, $plot_wick_highest, $this->graph_color_body_light, 1);
+				$this->graph_image->draw_rectangle_border($px_bound_left, $plot_body_low, $px_bound_right, $plot_body_high, $this->graph_color_body_light);
+				$this->graph_image->draw_rectangle($px_bound_left + 1, $plot_body_low - 1, $px_bound_right - 1, $plot_body_high + 1, $body_color);
+			}
+		}
+	}
+	protected function render_graph_result()
+	{
+		if(count($this->graph_data_raw) == 0 || empty($this->graph_data_raw[0]))
+		{
+			$this->render_graph_bars();
+		}
+		else
+		{
+			$this->render_graph_candle_sticks();
+		}
+	}
+}
+
+?>