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<?php
/*
** Zabbix
** Copyright (C) 2001-2016 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 CMapPainter {
protected $canvas;
protected $mapData;
protected $options;
public function __construct(array $mapData, array $options = []) {
$this->options = [
'map' => [
'drawAreas' => true
],
'grid' => [
'size' => 50
],
'graphtheme' => []
];
foreach ($options as $key => $option) {
$this->options[$key] = array_merge($this->options[$key], $option);
}
$this->canvas = new CCanvas($mapData['width'], $mapData['height']);
$this->mapData = $mapData;
}
public function paint() {
$this->paintBackground();
$this->paintTitle();
$this->paintGrid();
if ($this->options['map']['drawAreas']) {
$this->paintAreas();
}
return $this->canvas->getCanvas();
}
protected function paintBackground() {
$this->canvas->fill($this->options['graphtheme']['backgroundcolor']);
if ($this->mapData['backgroundid']) {
$image = get_image_by_imageid($this->mapData['backgroundid']);
if ($image['image']) {
$this->canvas->setBgImage($image['image']);
}
}
}
protected function paintTitle() {
$this->canvas->drawTitle($this->mapData['name'], $this->options['graphtheme']['textcolor']);
}
protected function paintGrid() {
$size = $this->options['grid']['size'];
if (empty($size)) {
return;
}
$width = $this->canvas->getWidth();
$height = $this->canvas->getHeight();
$maxSize = max($width, $height);
$dims = imageTextSize(8, 0, '00');
for ($xy = $size; $xy < $maxSize; $xy += $size) {
if ($xy < $width) {
$this->canvas->drawLine($xy, 0, $xy, $height, $this->options['graphtheme']['gridcolor'], MAP_LINK_DRAWTYPE_DASHED_LINE);
$this->canvas->drawText(8, 0, $xy + 3, $dims['height'] + 3, $this->options['graphtheme']['maingridcolor'], $xy);
}
if ($xy < $height) {
$this->canvas->drawLine(0, $xy, $width, $xy, $this->options['graphtheme']['gridcolor'], MAP_LINK_DRAWTYPE_DASHED_LINE);
$this->canvas->drawText(8, 0, 3, $xy + $dims['height'] + 3, $this->options['graphtheme']['maingridcolor'], $xy);
}
}
$this->canvas->drawText(8, 0, 2, $dims['height'] + 3, $this->options['graphtheme']['maingridcolor'], 'Y X:');
}
protected function paintAreas() {
foreach ($this->mapData['selements'] as $selement) {
if ($selement['elementsubtype'] == SYSMAP_ELEMENT_SUBTYPE_HOST_GROUP_ELEMENTS
&& $selement['areatype'] == SYSMAP_ELEMENT_AREA_TYPE_CUSTOM) {
$this->canvas->drawRectangle(
$selement['x'] + 1,
$selement['y'] + 1,
$selement['x'] + $selement['width'] - 1,
$selement['y'] + $selement['height'] - 1,
$this->options['graphtheme']['maingridcolor']
);
$this->canvas->drawRectangle(
$selement['x'],
$selement['y'],
$selement['x'] + $selement['width'],
$selement['y'] + $selement['height'],
$this->options['graphtheme']['maingridcolor']
);
$this->canvas->drawRectangle(
$selement['x'] - 1,
$selement['y'] - 1,
$selement['x'] + $selement['width'] + 1,
$selement['y'] + $selement['height'] + 1,
$this->options['graphtheme']['maingridcolor']
);
}
}
}
}
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