<?php
# Mantis - a php based bugtracking system
# Mantis 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 2 of the License, or
# (at your option) any later version.
#
# Mantis 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 Mantis.  If not, see <http://www.gnu.org/licenses/>.

/**
 * @package MantisBT
 * @version $Id$
 * @copyright Copyright (C) 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
 * @copyright Copyright (C) 2002 - 2009  Mantis Team   - mantisbt-dev@lists.sourceforge.net
 * @link http://www.mantisbt.org
 */

/**
 * Mantis Core API's
 */
require_once( '../core.php' );

$t_core_path = config_get( 'core_path' );

require_once( $t_core_path . 'graph_api.php' );

$data_category_arr = array();
$data_count_arr = array();

$t_project_id = helper_get_current_project();

# Grab the Projections/Releases
$query = "SELECT DISTINCT projection
		FROM mantis_bug_table
		WHERE project_id=" . db_param() . "
		ORDER BY projection";
$result = db_query_bound( $query, Array( $t_project_id ) );
$projection_count = db_num_rows( $result );
$projection_arr = array();
for( $i = 0;$i < $projection_count;$i++ ) {
	$row = db_fetch_array( $result );
	extract( $row );

	$projection_arr[] = $projection;
}

$open_count_arr = array();
$resolved_count_arr = array();
$closed_count_arr = array();
foreach( $projection_arr as $t_projection ) {

	# OPEN
	$query = "SELECT COUNT(*) as count
			FROM mantis_bug_table
			WHERE project_id='$t_project_id' AND
				projection='$t_projection' AND
				status<80";
	$result = db_query( $query );
	$open_count_arr[] = db_result( $result, 0, 0 );

	# RESOLVED
	$query = "SELECT COUNT(*) as count
			FROM mantis_bug_table
			WHERE project_id='$t_project_id' AND
				projection='$t_projection' AND
				status=80";
	$result = db_query( $query );
	$resolved_count_arr[] = db_result( $result, 0, 0 );

	# CLOSED
	$query = "SELECT COUNT(*) as count
			FROM mantis_bug_table
			WHERE project_id='$t_project_id' AND
				projection='$t_projection' AND
				status=90";
	$result = db_query( $query );
	$closed_count_arr[] = db_result( $result, 0, 0 );
}

$proj_name = get_project_field( $t_project_id, 'name' );

$graph = new Graph( 800, 600, 'auto' );
$graph->SetScale( "textlin" );
$graph->SetShadow();
$graph->img->SetMargin( 40, 30, 40, 80 );

$graph->xaxis->SetFont( FF_ARIAL, FS_NORMAL, 10 );
$graph->xaxis->SetTickLabels( $projection_arr );
$graph->xaxis->SetLabelAngle( 45 );

$graph->title->Set( "$proj_name Release Delta Chart" );
$graph->title->SetFont( FF_FONT1, FS_BOLD );

# Create graph
$bplot1 = new BarPlot( $open_count_arr );
$bplot2 = new BarPlot( $resolved_count_arr );
$bplot3 = new BarPlot( $closed_count_arr );

$bplot1->SetFillColor( "slateblue" );
$bplot2->SetFillColor( "maroon" );
$bplot3->SetFillColor( "lightgoldenrodyellow" );

$bplot1->SetShadow();
$bplot2->SetShadow();
$bplot3->SetShadow();

$bplot1->SetLegend( 'Open' );
$bplot2->SetLegend( 'Resolved' );
$bplot3->SetLegend( 'Closed' );

$bplot1->value->Show();
$bplot2->value->Show();
$bplot3->value->Show();

$bplot1->value->SetFont( FF_FONT1, FS_NORMAL, 8 );
$bplot2->value->SetFont( FF_FONT1, FS_NORMAL, 8 );
$bplot3->value->SetFont( FF_FONT1, FS_NORMAL, 8 );

$bplot1->value->SetColor( "black", "darkred" );
$bplot2->value->SetColor( "black", "darkred" );
$bplot3->value->SetColor( "black", "darkred" );

$bplot1->value->SetFormat( '%d' );
$bplot2->value->SetFormat( '%d' );
$bplot3->value->SetFormat( '%d' );

$gbarplot = new GroupBarPlot( array( $bplot1, $bplot2, $bplot3 ) );

$gbarplot->SetWidth( 0.6 );
$graph->Add( $gbarplot );

$graph->Stroke();