ImagickDraw::rectangle

(PECL imagick 2.0.0)

ImagickDraw::rectangle — Draws a rectangle

说明

bool ImagickDraw::rectangle ( float $x1 , float $y1 , float $x2 , float $y2 )

Warning

本函数还未编写文档，仅有参数列表。

Draws a rectangle given two coordinates and using the current stroke, stroke width, and fill settings.

参数

x1: x coordinate of the top left corner
y1: y coordinate of the top left corner
x2: x coordinate of the bottom right corner
y2: y coordinate of the bottom right corner

返回值

没有返回值。

范例

Example #1 ImagickDraw::rectangle()


<?php
function rectangle($strokeColor, $fillColor, $backgroundColor) {
    $draw = new \ImagickDraw();
    $strokeColor = new \ImagickPixel($strokeColor);
    $fillColor = new \ImagickPixel($fillColor);

    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeOpacity(1);
    $draw->setStrokeWidth(2);

    $draw->rectangle(200, 200, 300, 300);
    $imagick = new \Imagick();
    $imagick->newImage(500, 500, $backgroundColor);
    $imagick->setImageFormat("png");

    $imagick->drawImage($draw);

    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}

?>

User Contributed Notes

garym at binaryfarm dot com 01-Mar-2010 01:32


<?php



// Draw a simple rectangle or three for the newbies.

// I'm trying to comment these as best I can for a non-OOP person.

// commets or criticism are welcome. Gary Melander



$image = new Imagick();    // Create a new instance an $image class



$width =  600;        // Some necessary dimensions

$height = 400; 



// $image class now inherits some attributes. i.e. Dimensions, bkgcolor...

$image->newImage( $width, $height, new ImagickPixel( 'lightgray' ) );



$draw = new ImagickDraw();    //Create a new drawing class (?)



$draw->setFillColor('wheat');    // Set up some colors to use for fill and outline

$draw->setStrokeColor( new ImagickPixel( 'green' ) );

$draw->rectangle( 100, 100, 200, 200 );    // Draw the rectangle 



// Lets draw another

$draw->setFillColor('navy');    // Set up some colors to use for fill and outline

$draw->setStrokeColor( new ImagickPixel( 'yellow' ) );

$draw->setStrokeWidth(4);

$draw->rectangle( 150, 225, 350, 300 );    // Draw the rectangle 



// and another

$draw->setFillColor('magenta');    // Set up some colors to use for fill and outline

$draw->setStrokeColor( new ImagickPixel( 'cyan' ) );

$draw->setStrokeWidth(2);

$draw->rectangle( 380, 100, 400, 350 );    // Draw the rectangle 



$image->drawImage( $draw );    // Apply the stuff from the draw class to the image canvas



$image->setImageFormat('jpg');    // Give the image a format



header('Content-type: image/jpeg');     // Prepare the web browser to display an image

echo $image;                // Publish it to the world!



//$image->writeImage('someimage.jpg");    // ...Or just write it to a file...



?>