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<?php
/*
** Zabbix
** Copyright (C) 2001-2019 Zabbix SIA
**
** 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 2 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, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
class CSvgGraphAnnotation extends CSvgTag {
const TYPE_SIMPLE = 0x1;
const TYPE_RANGE = 0x2;
const DASH_LINE_START = 0x4;
const DASH_LINE_END = 0x8;
const DASH_LINE_BOTH = 0x12;
/**
* Annotation type. One of self::TYPE_* constants.
*
* @var int
*/
private $type;
/**
* Problem information as JSON string. Is used by frontend for rendering tooltip with list of problems.
*
* @var string
*/
private $data_info;
/**
* Color value.
*
* @var string
*/
private $color;
public function __construct($type) {
$this->data_info = null;
$this->color = '';
$this->type = $type;
}
public function makeStyles() {
return [
'.'.CSvgTag::ZBX_STYLE_GRAPH_DASHED => [
'stroke-dasharray' => '2,2'
],
'.'.CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_HANDLE => [
'fill' => $this->color,
'stroke' => $this->color
],
'.'.CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_BOX => [
'fill' => $this->color,
'opacity' => '0.1'
],
'.'.CSvgTag::ZBX_STYLE_GRAPH_PROBLEMS.' line' => [
'stroke' => $this->color
],
'.'.CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_ARROW => [
'stroke' => $this->color,
'fill' => $this->color,
'stroke-width' => 3
]
];
}
/**
* Set array of problem information
*
* @param string $info Single problem information.
*/
public function setInformation($info) {
$this->data_info = $info;
return $this;
}
/**
* Set color.
*
* @param string $color Color value.
*/
public function setColor($color) {
$this->color = $color;
return $this;
}
/**
* Return markup for problem of type simple as array.
*
* @return array
*/
private function drawTypeSimple() {
$y = $this->y + $this->height;
$arrow_width = 6;
$offset = (int) $arrow_width / 2;
return [
(new CSvgLine($this->x, $this->y, $this->x, $this->y + $this->height))
->addClass(CSvgTag::ZBX_STYLE_GRAPH_DASHED),
(new CSvgPolygon([
[$this->x, $y + 1],
[$this->x - $offset, $y + 5],
[$this->x + $offset, $y + 5]
]))
->addClass(CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_ARROW)
->setAttribute('x', $this->x - $offset)
->setAttribute('width', $arrow_width)
->setAttribute('data-info', $this->data_info)
];
}
/**
* Return markup for problem of type range as array.
*
* @return array
*/
private function drawTypeRange() {
$start_line = new CSvgLine($this->x, $this->y, $this->x, $this->y + $this->height);
$end_line = new CSvgLine($this->x + $this->width, $this->y, $this->x + $this->width, $this->y + $this->height);
if ($this->type & self::DASH_LINE_START) {
$start_line->addClass(CSvgTag::ZBX_STYLE_GRAPH_DASHED);
}
if ($this->type & self::DASH_LINE_END) {
$end_line->addClass(CSvgTag::ZBX_STYLE_GRAPH_DASHED);
}
return [
$start_line,
(new CSvgRect($this->x, $this->y, $this->width, $this->height))
->addClass(CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_BOX),
$end_line,
(new CSvgRect($this->x, $this->y + $this->height + 1, $this->width, 4))
->addClass(CSvgTag::ZBX_STYLE_GRAPH_PROBLEM_HANDLE)
->setAttribute('data-info', $this->data_info)
];
}
public function toString($destroy = true) {
$problem = $this->type & self::TYPE_SIMPLE ? $this->drawTypeSimple() : $this->drawTypeRange();
return implode('', $problem);
}
}
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