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 ();
}

 ?>

用户评论:

[#1] garym at binaryfarm dot com [2010-02-28 16:32:20]

<?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... ?>