mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-03 05:09:28 +00:00
Andreas Österreicher
973 lines
33 KiB
PHP
973 lines
33 KiB
PHP
<?php
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/**
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* File containing the ezcGraphFlashDriver class
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*
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* @package Graph
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* @version 1.3
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* @copyright Copyright (C) 2005-2008 eZ systems as. All rights reserved.
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* @license http://ez.no/licenses/new_bsd New BSD License
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*/
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/**
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* Driver to create Flash4 (SWF) files as graph output. The options of this
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* class are defined in The options of this class are defined in the option
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* class {@link ezcGraphFlashDriverOptions} extending the basic
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* {@link ezcGraphDriverOptions}.
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*
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* <code>
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* $graph = new ezcGraphPieChart();
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* $graph->title = 'Access statistics';
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* $graph->legend = false;
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*
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* $graph->driver = new ezcGraphFlashDriver();
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* $graph->options->font = 'tutorial_font.fdb';
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*
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* $graph->driver->options->compression = 7;
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*
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* $graph->data['Access statistics'] = new ezcGraphArrayDataSet( array(
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* 'Mozilla' => 19113,
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* 'Explorer' => 10917,
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* 'Opera' => 1464,
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* 'Safari' => 652,
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* 'Konqueror' => 474,
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* ) );
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*
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* $graph->render( 400, 200, 'tutorial_driver_flash.swf' );
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* </code>
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*
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*
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* @version 1.3
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* @package Graph
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* @mainclass
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*/
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class ezcGraphFlashDriver extends ezcGraphDriver
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{
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/**
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* Flash movie
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*
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* @var SWFMovie
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*/
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protected $movie;
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/**
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* Unique element id
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*
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* @var int
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*/
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protected $id = 1;
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/**
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* Array with strings to draw later
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*
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* @var array
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*/
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protected $strings = array();
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/**
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* Constructor
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*
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* @param array $options Default option array
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* @return void
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* @ignore
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*/
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public function __construct( array $options = array() )
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{
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ezcBase::checkDependency( 'Graph', ezcBase::DEP_PHP_EXTENSION, 'ming' );
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$this->options = new ezcGraphFlashDriverOptions( $options );
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}
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/**
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* Returns unique movie object as a parent canvas for all swf objects.
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*
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* @return SWFMovie
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*/
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public function getDocument()
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{
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if ( $this->movie === null )
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{
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ming_setscale( 1.0 );
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$this->movie = new SWFMovie();
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$this->movie->setDimension( $this->modifyCoordinate( $this->options->width ), $this->modifyCoordinate( $this->options->height ) );
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$this->movie->setRate( 1 );
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$this->movie->setBackground( 255, 255, 255 );
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}
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return $this->movie;
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}
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/**
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* Set the fill and line properties for a SWWFShape according to the
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* given parameters.
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*
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* @param SWFShape $shape
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* @param ezcGraphColor $color
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* @param mixed $thickness
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* @param mixed $filled
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* @return void
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*/
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protected function setShapeColor( SWFShape $shape, ezcGraphColor $color, $thickness, $filled )
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{
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if ( $filled )
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{
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switch ( true )
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{
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case ( $color instanceof ezcGraphLinearGradient ):
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$gradient = new SWFGradient();
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$gradient->addEntry(
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0,
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$color->startColor->red,
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$color->startColor->green,
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$color->startColor->blue,
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255 - $color->startColor->alpha
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);
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$gradient->addEntry(
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1,
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$color->endColor->red,
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$color->endColor->green,
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$color->endColor->blue,
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255 - $color->endColor->alpha
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);
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$fill = $shape->addFill( $gradient, SWFFILL_LINEAR_GRADIENT );
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// Calculate desired length of gradient
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$length = sqrt(
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pow( $color->endPoint->x - $color->startPoint->x, 2 ) +
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pow( $color->endPoint->y - $color->startPoint->y, 2 )
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);
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$fill->scaleTo( $this->modifyCoordinate( $length ) / 32768 , $this->modifyCoordinate( $length ) / 32768 );
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$fill->rotateTo(
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rad2deg( asin(
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( $color->endPoint->x - $color->startPoint->x ) / $length
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) + 180 )
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);
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$fill->moveTo(
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$this->modifyCoordinate(
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( $color->startPoint->x + $color->endPoint->x ) / 2
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),
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$this->modifyCoordinate(
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( $color->startPoint->y + $color->endPoint->y ) / 2
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)
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);
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$shape->setLeftFill( $fill );
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break;
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case ( $color instanceof ezcGraphRadialGradient ):
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$gradient = new SWFGradient();
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$gradient->addEntry(
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0,
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$color->startColor->red,
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$color->startColor->green,
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$color->startColor->blue,
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255 - $color->startColor->alpha
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);
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$gradient->addEntry(
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1,
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$color->endColor->red,
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$color->endColor->green,
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$color->endColor->blue,
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255 - $color->endColor->alpha
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);
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$fill = $shape->addFill( $gradient, SWFFILL_RADIAL_GRADIENT );
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$fill->scaleTo( $this->modifyCoordinate( $color->width ) / 32768, $this->modifyCoordinate( $color->height ) / 32768 );
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$fill->moveTo( $this->modifyCoordinate( $color->center->x ), $this->modifyCoordinate( $color->center->y ) );
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$shape->setLeftFill( $fill );
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break;
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default:
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$fill = $shape->addFill( $color->red, $color->green, $color->blue, 255 - $color->alpha );
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$shape->setLeftFill( $fill );
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break;
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}
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}
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else
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{
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$shape->setLine( $this->modifyCoordinate( $thickness ), $color->red, $color->green, $color->blue, 255 - $color->alpha );
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}
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}
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/**
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* Modifies a coordinate value, as flash usally uses twips instead of
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* pixels for a higher solution, as it only accepts integer values.
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*
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* @param float $pointValue
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* @return float
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*/
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protected function modifyCoordinate( $pointValue )
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{
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return $pointValue * 10;
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}
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/**
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* Demodifies a coordinate value, as flash usally uses twips instead of
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* pixels for a higher solution, as it only accepts integer values.
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*
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* @param float $pointValue
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* @return float
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*/
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protected function deModifyCoordinate( $pointValue )
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{
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return $pointValue / 10;
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}
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/**
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* Draws a single polygon.
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*
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* @param array $points Point array
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* @param ezcGraphColor $color Polygon color
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* @param mixed $filled Filled
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* @param float $thickness Line thickness
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* @return void
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*/
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public function drawPolygon( array $points, ezcGraphColor $color, $filled = true, $thickness = 1. )
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{
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$movie = $this->getDocument();
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if ( !$filled )
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{
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// The middle of the border is on the outline of a polygon in ming,
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// fix that:
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try
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{
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$points = $this->reducePolygonSize( $points, $thickness / 2 );
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}
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catch ( ezcGraphReducementFailedException $e )
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{
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return false;
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}
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}
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$shape = new SWFShape();
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$this->setShapeColor( $shape, $color, $thickness, $filled );
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$lastPoint = end( $points );
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$shape->movePenTo( $this->modifyCoordinate( $lastPoint->x ), $this->modifyCoordinate( $lastPoint->y ) );
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foreach ( $points as $point )
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{
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$shape->drawLineTo( $this->modifyCoordinate( $point->x ), $this->modifyCoordinate( $point->y ) );
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}
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$object = $movie->add( $shape );
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$object->setName( $id = 'ezcGraphPolygon_' . $this->id++ );
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return $id;
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}
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/**
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* Draws a line
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*
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* @param ezcGraphCoordinate $start Start point
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* @param ezcGraphCoordinate $end End point
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* @param ezcGraphColor $color Line color
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* @param float $thickness Line thickness
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* @return void
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*/
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public function drawLine( ezcGraphCoordinate $start, ezcGraphCoordinate $end, ezcGraphColor $color, $thickness = 1. )
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{
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$movie = $this->getDocument();
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$shape = new SWFShape();
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$this->setShapeColor( $shape, $color, $thickness, false );
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$shape->movePenTo( $this->modifyCoordinate( $start->x ), $this->modifyCoordinate( $start->y ) );
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$shape->drawLineTo( $this->modifyCoordinate( $end->x ), $this->modifyCoordinate( $end->y ) );
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$object = $movie->add( $shape );
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$object->setName( $id = 'ezcGraphLine_' . $this->id++ );
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return $id;
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}
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/**
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* Returns boundings of text depending on the available font extension
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*
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* @param float $size Textsize
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* @param ezcGraphFontOptions $font Font
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* @param string $text Text
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* @return ezcGraphBoundings Boundings of text
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*/
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protected function getTextBoundings( $size, ezcGraphFontOptions $font, $text )
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{
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$t = new SWFText();
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$t->setFont( new SWFFont( $font->path ) );
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$t->setHeight( $size );
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$boundings = new ezcGraphBoundings( 0, 0, $t->getWidth( $text ), $size );
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return $boundings;
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}
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/**
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* Writes text in a box of desired size
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*
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* @param string $string Text
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* @param ezcGraphCoordinate $position Top left position
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* @param float $width Width of text box
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* @param float $height Height of text box
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* @param int $align Alignement of text
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* @param ezcGraphRotation $rotation
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* @return void
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*/
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public function drawTextBox( $string, ezcGraphCoordinate $position, $width, $height, $align, ezcGraphRotation $rotation = null )
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{
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$padding = $this->options->font->padding + ( $this->options->font->border !== false ? $this->options->font->borderWidth : 0 );
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$width = $this->modifyCoordinate( $width - $padding * 2 );
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$height = $this->modifyCoordinate( $height - $padding * 2 );
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$position = new ezcGraphCoordinate(
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$this->modifyCoordinate( $position->x + $padding ),
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$this->modifyCoordinate( $position->y + $padding )
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);
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// Try to get a font size for the text to fit into the box
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$maxSize = $this->modifyCoordinate( min( $height, $this->options->font->maxFontSize ) );
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$minSize = $this->modifyCoordinate( $this->options->font->minFontSize );
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$result = false;
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for ( $size = $maxSize; $size >= $minSize; )
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{
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$result = $this->testFitStringInTextBox( $string, $position, $width, $height, $size );
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if ( is_array( $result ) )
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{
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break;
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}
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$size = $this->deModifyCoordinate( $size );
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$size = $this->modifyCoordinate( floor( ( $newsize = $size * ( $result ) ) >= $size ? $size - 1 : $newsize ) );
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}
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if ( !is_array( $result ) )
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{
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if ( ( $height >= $this->options->font->minFontSize ) &&
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( $this->options->autoShortenString ) )
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{
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$result = $this->tryFitShortenedString( $string, $position, $width, $height, $size = $this->modifyCoordinate( $this->options->font->minFontSize ) );
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}
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else
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{
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throw new ezcGraphFontRenderingException( $string, $this->options->font->minFontSize, $width, $height );
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}
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}
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$this->options->font->minimalUsedFont = $this->deModifyCoordinate( $size );
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$this->strings[] = array(
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'text' => $result,
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'id' => $id = 'ezcGraphTextBox_' . $this->id++,
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'position' => $position,
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'width' => $width,
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'height' => $height,
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'align' => $align,
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'font' => $this->options->font,
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'rotation' => $rotation,
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);
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return $id;
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}
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/**
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* Render text depending of font type and available font extensions
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*
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* @param string $id
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* @param string $text
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* @param string $chars
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* @param int $type
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* @param string $path
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* @param ezcGraphColor $color
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* @param ezcGraphCoordinate $position
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* @param float $size
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* @param float $rotation
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* @return void
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*/
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protected function renderText( $id, $text, $chars, $type, $path, ezcGraphColor $color, ezcGraphCoordinate $position, $size, $rotation = null )
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{
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$movie = $this->getDocument();
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$tb = new SWFTextField( SWFTEXTFIELD_NOEDIT );
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$tb->setFont( new SWFFont( $path ) );
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$tb->setHeight( $size );
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$tb->setColor( $color->red, $color->green, $color->blue, 255 - $color->alpha );
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$tb->addString( $text );
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$tb->addChars( $chars );
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$object = $movie->add( $tb );
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$object->rotate(
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( $rotation !== null ? -$rotation->getRotation() : 0 )
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);
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$object->moveTo(
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$position->x +
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( $rotation === null ? 0 : $this->modifyCoordinate( $rotation->get( 0, 2 ) ) ),
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$position->y -
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$size * ( 1 + $this->options->lineSpacing ) +
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( $rotation === null ? 0 : $this->modifyCoordinate( $rotation->get( 1, 2 ) ) )
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);
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$object->setName( $id );
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}
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/**
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* Draw all collected texts
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*
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* The texts are collected and their maximum possible font size is
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* calculated. This function finally draws the texts on the image, this
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* delayed drawing has two reasons:
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*
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* 1) This way the text strings are always on top of the image, what
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* results in better readable texts
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* 2) The maximum possible font size can be calculated for a set of texts
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* with the same font configuration. Strings belonging to one chart
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* element normally have the same font configuration, so that all texts
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* belonging to one element will have the same font size.
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*
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* @access protected
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* @return void
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*/
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protected function drawAllTexts()
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{
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// Iterate over all strings to collect used chars per font
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$chars = array();
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foreach ( $this->strings as $text )
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{
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$completeString = '';
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foreach ( $text['text'] as $line )
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{
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$completeString .= implode( ' ', $line );
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}
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// Collect chars for each font
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if ( !isset( $chars[$text['font']->path] ) )
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{
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$chars[$text['font']->path] = $completeString;
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}
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else
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{
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$chars[$text['font']->path] .= $completeString;
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}
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}
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foreach ( $this->strings as $text )
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{
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$size = $this->modifyCoordinate( $text['font']->minimalUsedFont );
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$completeHeight = count( $text['text'] ) * $size + ( count( $text['text'] ) - 1 ) * $this->options->lineSpacing;
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|
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// Calculate y offset for vertical alignement
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switch ( true )
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{
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case ( $text['align'] & ezcGraph::BOTTOM ):
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$yOffset = $text['height'] - $completeHeight;
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break;
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case ( $text['align'] & ezcGraph::MIDDLE ):
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$yOffset = ( $text['height'] - $completeHeight ) / 2;
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break;
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case ( $text['align'] & ezcGraph::TOP ):
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default:
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$yOffset = 0;
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break;
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}
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$padding = $text['font']->padding + $text['font']->borderWidth / 2;
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if ( $this->options->font->minimizeBorder === true )
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{
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// Calculate maximum width of text rows
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$width = false;
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foreach ( $text['text'] as $line )
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{
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$string = implode( ' ', $line );
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$boundings = $this->getTextBoundings( $size, $text['font'], $string );
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if ( ( $width === false) || ( $boundings->width > $width ) )
|
|
{
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$width = $boundings->width;
|
|
}
|
|
}
|
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|
switch ( true )
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|
{
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case ( $text['align'] & ezcGraph::LEFT ):
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$xOffset = 0;
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break;
|
|
case ( $text['align'] & ezcGraph::CENTER ):
|
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$xOffset = ( $text['width'] - $width ) / 2;
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break;
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case ( $text['align'] & ezcGraph::RIGHT ):
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$xOffset = $text['width'] - $width;
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break;
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}
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$borderPolygonArray = array(
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new ezcGraphCoordinate(
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$this->deModifyCoordinate( $text['position']->x - $padding + $xOffset ),
|
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$this->deModifyCoordinate( $text['position']->y - $padding + $yOffset )
|
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),
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new ezcGraphCoordinate(
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$this->deModifyCoordinate( $text['position']->x + $padding * 2 + $xOffset + $width ),
|
|
$this->deModifyCoordinate( $text['position']->y - $padding + $yOffset )
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),
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new ezcGraphCoordinate(
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$this->deModifyCoordinate( $text['position']->x + $padding * 2 + $xOffset + $width ),
|
|
$this->deModifyCoordinate( $text['position']->y + $padding * 2 + $yOffset + $completeHeight )
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),
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new ezcGraphCoordinate(
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$this->deModifyCoordinate( $text['position']->x - $padding + $xOffset ),
|
|
$this->deModifyCoordinate( $text['position']->y + $padding * 2 + $yOffset + $completeHeight )
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|
),
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|
);
|
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}
|
|
else
|
|
{
|
|
$borderPolygonArray = array(
|
|
new ezcGraphCoordinate(
|
|
$this->deModifyCoordinate( $text['position']->x - $padding ),
|
|
$this->deModifyCoordinate( $text['position']->y - $padding )
|
|
),
|
|
new ezcGraphCoordinate(
|
|
$this->deModifyCoordinate( $text['position']->x + $padding * 2 + $text['width'] ),
|
|
$this->deModifyCoordinate( $text['position']->y - $padding )
|
|
),
|
|
new ezcGraphCoordinate(
|
|
$this->deModifyCoordinate( $text['position']->x + $padding * 2 + $text['width'] ),
|
|
$this->deModifyCoordinate( $text['position']->y + $padding * 2 + $text['height'] )
|
|
),
|
|
new ezcGraphCoordinate(
|
|
$this->deModifyCoordinate( $text['position']->x - $padding ),
|
|
$this->deModifyCoordinate( $text['position']->y + $padding * 2 + $text['height'] )
|
|
),
|
|
);
|
|
}
|
|
|
|
if ( $text['rotation'] !== null )
|
|
{
|
|
foreach ( $borderPolygonArray as $nr => $point )
|
|
{
|
|
$borderPolygonArray[$nr] = $text['rotation']->transformCoordinate( $point );
|
|
}
|
|
}
|
|
|
|
if ( $text['font']->background !== false )
|
|
{
|
|
$this->drawPolygon(
|
|
$borderPolygonArray,
|
|
$text['font']->background,
|
|
true
|
|
);
|
|
}
|
|
|
|
if ( $text['font']->border !== false )
|
|
{
|
|
$this->drawPolygon(
|
|
$borderPolygonArray,
|
|
$text['font']->border,
|
|
false,
|
|
$text['font']->borderWidth
|
|
);
|
|
}
|
|
|
|
// Render text with evaluated font size
|
|
$completeString = '';
|
|
foreach ( $text['text'] as $line )
|
|
{
|
|
$string = implode( ' ', $line );
|
|
$completeString .= $string;
|
|
$boundings = $this->getTextBoundings( $size, $text['font'], $string );
|
|
$text['position']->y += $size;
|
|
|
|
switch ( true )
|
|
{
|
|
case ( $text['align'] & ezcGraph::LEFT ):
|
|
$position = new ezcGraphCoordinate(
|
|
$text['position']->x,
|
|
$text['position']->y + $yOffset
|
|
);
|
|
break;
|
|
case ( $text['align'] & ezcGraph::RIGHT ):
|
|
$position = new ezcGraphCoordinate(
|
|
$text['position']->x + ( $text['width'] - $boundings->width ),
|
|
$text['position']->y + $yOffset
|
|
);
|
|
break;
|
|
case ( $text['align'] & ezcGraph::CENTER ):
|
|
$position = new ezcGraphCoordinate(
|
|
$text['position']->x + ( ( $text['width'] - $boundings->width ) / 2 ),
|
|
$text['position']->y + $yOffset
|
|
);
|
|
break;
|
|
}
|
|
|
|
// Optionally draw text shadow
|
|
if ( $text['font']->textShadow === true )
|
|
{
|
|
$this->renderText(
|
|
$text['id'],
|
|
$string,
|
|
$chars[$text['font']->path],
|
|
$text['font']->type,
|
|
$text['font']->path,
|
|
$text['font']->textShadowColor,
|
|
new ezcGraphCoordinate(
|
|
$position->x + $this->modifyCoordinate( $text['font']->textShadowOffset ),
|
|
$position->y + $this->modifyCoordinate( $text['font']->textShadowOffset )
|
|
),
|
|
$size,
|
|
$text['rotation']
|
|
);
|
|
}
|
|
|
|
// Finally draw text
|
|
$this->renderText(
|
|
$text['id'],
|
|
$string,
|
|
$chars[$text['font']->path],
|
|
$text['font']->type,
|
|
$text['font']->path,
|
|
$text['font']->color,
|
|
$position,
|
|
$size,
|
|
$text['rotation']
|
|
);
|
|
|
|
$text['position']->y += $size * $this->options->lineSpacing;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Draws a sector of cirlce
|
|
*
|
|
* @param ezcGraphCoordinate $center Center of circle
|
|
* @param mixed $width Width
|
|
* @param mixed $height Height
|
|
* @param mixed $startAngle Start angle of circle sector
|
|
* @param mixed $endAngle End angle of circle sector
|
|
* @param ezcGraphColor $color Color
|
|
* @param mixed $filled Filled
|
|
* @return void
|
|
*/
|
|
public function drawCircleSector( ezcGraphCoordinate $center, $width, $height, $startAngle, $endAngle, ezcGraphColor $color, $filled = true )
|
|
{
|
|
if ( $startAngle > $endAngle )
|
|
{
|
|
$tmp = $startAngle;
|
|
$startAngle = $endAngle;
|
|
$endAngle = $tmp;
|
|
}
|
|
|
|
$movie = $this->getDocument();
|
|
|
|
$shape = new SWFShape();
|
|
$this->setShapeColor( $shape, $color, 1, $filled );
|
|
|
|
if ( !$filled )
|
|
{
|
|
try
|
|
{
|
|
$reduced = $this->reduceEllipseSize( $center, $width, $height, $startAngle, $endAngle, .5 );
|
|
}
|
|
catch ( ezcGraphReducementFailedException $e )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
$startAngle = $reduced['startAngle'];
|
|
$endAngle = $reduced['endAngle'];
|
|
|
|
$width -= 1;
|
|
$height -= 1;
|
|
}
|
|
|
|
$shape->movePenTo( $this->modifyCoordinate( $center->x ), $this->modifyCoordinate( $center->y ) );
|
|
|
|
// @TODO: User SWFShape::curveTo
|
|
for(
|
|
$angle = $startAngle;
|
|
$angle <= $endAngle;
|
|
$angle = min( $angle + $this->options->circleResolution, $endAngle ) )
|
|
{
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x + cos( deg2rad( $angle ) ) * $width / 2 ),
|
|
$this->modifyCoordinate( $center->y + sin( deg2rad( $angle ) ) * $height / 2 )
|
|
);
|
|
|
|
if ( $angle === $endAngle )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x ),
|
|
$this->modifyCoordinate( $center->y )
|
|
);
|
|
|
|
$object = $movie->add( $shape );
|
|
$object->setName( $id = 'ezcGraphCircleSector_' . $this->id++ );
|
|
|
|
return $id;
|
|
}
|
|
|
|
/**
|
|
* Draws a circular arc consisting of several minor steps on the bounding
|
|
* lines.
|
|
*
|
|
* @param ezcGraphCoordinate $center
|
|
* @param mixed $width
|
|
* @param mixed $height
|
|
* @param mixed $size
|
|
* @param mixed $startAngle
|
|
* @param mixed $endAngle
|
|
* @param ezcGraphColor $color
|
|
* @param bool $filled
|
|
* @return string Element id
|
|
*/
|
|
protected function simulateCircularArc( ezcGraphCoordinate $center, $width, $height, $size, $startAngle, $endAngle, ezcGraphColor $color, $filled )
|
|
{
|
|
$movie = $this->getDocument();
|
|
$id = 'ezcGraphCircularArc_' . $this->id++;
|
|
|
|
for (
|
|
$tmpAngle = min( ceil ( $startAngle / 180 ) * 180, $endAngle );
|
|
$tmpAngle <= $endAngle;
|
|
$tmpAngle = min( ceil ( $startAngle / 180 + 1 ) * 180, $endAngle ) )
|
|
{
|
|
$shape = new SWFShape();
|
|
$this->setShapeColor( $shape, $color, 1, $filled );
|
|
|
|
$shape->movePenTo(
|
|
$this->modifyCoordinate( $center->x + cos( deg2rad( $startAngle ) ) * $width / 2 ),
|
|
$this->modifyCoordinate( $center->y + sin( deg2rad( $startAngle ) ) * $height / 2 )
|
|
);
|
|
|
|
// @TODO: Use SWFShape::curveTo
|
|
for(
|
|
$angle = $startAngle;
|
|
$angle <= $tmpAngle;
|
|
$angle = min( $angle + $this->options->circleResolution, $tmpAngle ) )
|
|
{
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x + cos( deg2rad( $angle ) ) * $width / 2 ),
|
|
$this->modifyCoordinate( $center->y + sin( deg2rad( $angle ) ) * $height / 2 + $size )
|
|
);
|
|
|
|
if ( $angle === $tmpAngle )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
for(
|
|
$angle = $tmpAngle;
|
|
$angle >= $startAngle;
|
|
$angle = max( $angle - $this->options->circleResolution, $startAngle ) )
|
|
{
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x + cos( deg2rad( $angle ) ) * $width / 2 ),
|
|
$this->modifyCoordinate( $center->y + sin( deg2rad( $angle ) ) * $height / 2 )
|
|
);
|
|
|
|
if ( $angle === $startAngle )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
$object = $movie->add( $shape );
|
|
$object->setName( $id );
|
|
|
|
$startAngle = $tmpAngle;
|
|
if ( $tmpAngle === $endAngle )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
return $id;
|
|
}
|
|
|
|
/**
|
|
* Draws a circular arc
|
|
*
|
|
* @param ezcGraphCoordinate $center Center of ellipse
|
|
* @param integer $width Width of ellipse
|
|
* @param integer $height Height of ellipse
|
|
* @param integer $size Height of border
|
|
* @param float $startAngle Starting angle of circle sector
|
|
* @param float $endAngle Ending angle of circle sector
|
|
* @param ezcGraphColor $color Color of Border
|
|
* @param bool $filled
|
|
* @return void
|
|
*/
|
|
public function drawCircularArc( ezcGraphCoordinate $center, $width, $height, $size, $startAngle, $endAngle, ezcGraphColor $color, $filled = true )
|
|
{
|
|
if ( $startAngle > $endAngle )
|
|
{
|
|
$tmp = $startAngle;
|
|
$startAngle = $endAngle;
|
|
$endAngle = $tmp;
|
|
}
|
|
|
|
$id = $this->simulateCircularArc( $center, $width, $height, $size, $startAngle, $endAngle, $color, $filled );
|
|
|
|
if ( ( $this->options->shadeCircularArc !== false ) &&
|
|
$filled )
|
|
{
|
|
$gradient = new ezcGraphLinearGradient(
|
|
new ezcGraphCoordinate(
|
|
$center->x - $width,
|
|
$center->y
|
|
),
|
|
new ezcGraphCoordinate(
|
|
$center->x + $width,
|
|
$center->y
|
|
),
|
|
ezcGraphColor::fromHex( '#FFFFFF' )->transparent( $this->options->shadeCircularArc * 1.5 ),
|
|
ezcGraphColor::fromHex( '#000000' )->transparent( $this->options->shadeCircularArc * 1.5 )
|
|
);
|
|
|
|
$this->simulateCircularArc( $center, $width, $height, $size, $startAngle, $endAngle, $gradient, $filled );
|
|
}
|
|
|
|
return $id;
|
|
}
|
|
|
|
/**
|
|
* Draw circle
|
|
*
|
|
* @param ezcGraphCoordinate $center Center of ellipse
|
|
* @param mixed $width Width of ellipse
|
|
* @param mixed $height height of ellipse
|
|
* @param ezcGraphColor $color Color
|
|
* @param mixed $filled Filled
|
|
* @return void
|
|
*/
|
|
public function drawCircle( ezcGraphCoordinate $center, $width, $height, ezcGraphColor $color, $filled = true )
|
|
{
|
|
$movie = $this->getDocument();
|
|
|
|
$shape = new SWFShape();
|
|
$this->setShapeColor( $shape, $color, 1, $filled );
|
|
|
|
// Reduce size
|
|
if ( !$filled )
|
|
{
|
|
$width -= 1;
|
|
$height -= 1;
|
|
}
|
|
|
|
$shape->movePenTo(
|
|
$this->modifyCoordinate( $center->x + $width / 2 ),
|
|
$this->modifyCoordinate( $center->y )
|
|
);
|
|
|
|
// @TODO: User SWFShape::curveTo
|
|
for ( $angle = $this->options->circleResolution; $angle < 360; $angle += $this->options->circleResolution )
|
|
{
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x + cos( deg2rad( $angle ) ) * $width / 2 ),
|
|
$this->modifyCoordinate( $center->y + sin( deg2rad( $angle ) ) * $height / 2 )
|
|
);
|
|
}
|
|
|
|
$shape->drawLineTo(
|
|
$this->modifyCoordinate( $center->x + $width / 2 ),
|
|
$this->modifyCoordinate( $center->y )
|
|
);
|
|
|
|
$object = $movie->add( $shape );
|
|
$object->setName( $id = 'ezcGraphCircle_' . $this->id++ );
|
|
|
|
return $id;
|
|
}
|
|
|
|
/**
|
|
* Draw an image
|
|
*
|
|
* The image will be inlined in the SVG document using data URL scheme. For
|
|
* this the mime type and base64 encoded file content will be merged to
|
|
* URL.
|
|
*
|
|
* @param mixed $file Image file
|
|
* @param ezcGraphCoordinate $position Top left position
|
|
* @param float $width Width of image in destination image
|
|
* @param float $height Height of image in destination image
|
|
* @return void
|
|
*/
|
|
public function drawImage( $file, ezcGraphCoordinate $position, $width, $height )
|
|
{
|
|
$movie = $this->getDocument();
|
|
|
|
$imageData = getimagesize( $file );
|
|
if ( ( $imageData[2] !== IMAGETYPE_JPEG ) && ( $imageData[2] !== IMAGETYPE_PNG ) )
|
|
{
|
|
throw new ezcGraphFlashBitmapTypeException( $imageData[2] );
|
|
}
|
|
|
|
// Try to create a new SWFBitmap object from provided file
|
|
$bitmap = new SWFBitmap( fopen( $file, 'rb' ) );
|
|
|
|
// Add the image to the movie
|
|
$object = $this->movie->add( $bitmap );
|
|
|
|
// Image size is calculated on the base of a tick size of 20, so
|
|
// that we need to transform this, to our tick size.
|
|
$factor = $this->modifyCoordinate( 1 ) / 20;
|
|
$object->scale( $factor, $factor );
|
|
|
|
// Scale by ratio of requested and original image size
|
|
$object->scale(
|
|
$width / $imageData[0],
|
|
$height / $imageData[1]
|
|
);
|
|
|
|
// Move object to the right position
|
|
$object->moveTo(
|
|
$this->modifyCoordinate( $position->x ),
|
|
$this->modifyCoordinate( $position->y )
|
|
);
|
|
|
|
// Create, set and return unique ID
|
|
$object->setName( $id = 'ezcGraphImage_'. $this->id++ );
|
|
return $id;
|
|
}
|
|
|
|
/**
|
|
* Return mime type for current image format
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getMimeType()
|
|
{
|
|
return 'application/x-shockwave-flash';
|
|
}
|
|
|
|
/**
|
|
* Finally save image
|
|
*
|
|
* @param string $file Destination filename
|
|
* @return void
|
|
*/
|
|
public function render( $file )
|
|
{
|
|
$this->drawAllTexts();
|
|
$movie = $this->getDocument();
|
|
$movie->save( $file, $this->options->compression );
|
|
}
|
|
|
|
/**
|
|
* Get resource of rendered result
|
|
*
|
|
* Return the resource of the rendered result. You should not use this
|
|
* method before you called either renderToOutput() or render(), as the
|
|
* image may not be completely rendered until then.
|
|
*
|
|
* @return SWFMovie
|
|
*/
|
|
public function getResource()
|
|
{
|
|
return $this->movie;
|
|
}
|
|
}
|
|
|
|
?>
|