imageloadfont(3) [php man page]
IMAGELOADFONT(3) 1 IMAGELOADFONT(3) imageloadfont - Load a new font SYNOPSIS
int imageloadfont (string $file) DESCRIPTION
imageloadfont(3) loads a user-defined bitmap and returns its identifier. PARAMETERS
o $file - The font file format is currently binary and architecture dependent. This means you should generate the font files on the same type of CPU as the machine you are running PHP on. Font file format +--------------+--------------------------------------+---+ |byte position | | | | | | | | | C data type | | | | | | | | description | | | | | | +--------------+--------------------------------------+---+ | byte 0-3 | | | | | | | | | int | | | | | | | | number of characters in the font | | | | | | | byte 4-7 | | | | | | | | | int | | | | | | | | value of first character in the | | | | font (often 32 for space) | | | | | | | byte 8-11 | | | | | | | | | int | | | | | | | | pixel width of each character | | | | | | | byte 12-15 | | | | | | | | | int | | | | | | | | pixel height of each character | | | | | | | byte 16- | | | | | | | | | char | | | | | | | | array with character data, one byte | | | | per pixel in each character, for a | | | | total of (nchars*width*height) | | | | bytes. | | | | | | +--------------+--------------------------------------+---+ RETURN VALUES
The font identifier which is always bigger than 5 to avoid conflicts with built-in fonts or FALSE on errors. EXAMPLES
Example #1 imageloadfont(3) usage example <?php // Create a new image instance $im = imagecreatetruecolor(50, 20); $black = imagecolorallocate($im, 0, 0, 0); $white = imagecolorallocate($im, 255, 255, 255); // Make the background white imagefilledrectangle($im, 0, 0, 49, 19, $white); // Load the gd font and write 'Hello' $font = imageloadfont('./04b.gdf'); imagestring($im, $font, 0, 0, 'Hello', $black); // Output to browser header('Content-type: image/png'); imagepng($im); imagedestroy($im); ?> SEE ALSO
imagefontwidth(3), imagefontheight(3). PHP Documentation Group IMAGELOADFONT(3)
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IMAGEARC(3) 1 IMAGEARC(3) imagearc - Draws an arc SYNOPSIS
bool imagearc (resource $image, int $cx, int $cy, int $width, int $height, int $start, int $end, int $color) DESCRIPTION
imagearc(3) draws an arc of circle centered at the given coordinates. PARAMETERS
o $ image -An image resource, returned by one of the image creation functions, such as imagecreatetruecolor(3). o $cx - x-coordinate of the center. o $cy - y-coordinate of the center. o $width - The arc width. o $height - The arc height. o $start - The arc start angle, in degrees. o $end - The arc end angle, in degrees. 0o is located at the three-o'clock position, and the arc is drawn clockwise. o $color - A color identifier created with imagecolorallocate(3). RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 Drawing a circle with imagearc(3) <?php // create a 200*200 image $img = imagecreatetruecolor(200, 200); // allocate some colors $white = imagecolorallocate($img, 255, 255, 255); $red = imagecolorallocate($img, 255, 0, 0); $green = imagecolorallocate($img, 0, 255, 0); $blue = imagecolorallocate($img, 0, 0, 255); // draw the head imagearc($img, 100, 100, 200, 200, 0, 360, $white); // mouth imagearc($img, 100, 100, 150, 150, 25, 155, $red); // left and then the right eye imagearc($img, 60, 75, 50, 50, 0, 360, $green); imagearc($img, 140, 75, 50, 50, 0, 360, $blue); // output image in the browser header("Content-type: image/png"); imagepng($img); // free memory imagedestroy($img); ?> The above example will output something similar to:[NOT DISPLAYABLE MEDIA]Output of example : Drawing a circle with imagearc() SEE ALSO
imagefilledarc(3), imageellipse(3), imagefilledellipse(3). PHP Documentation Group IMAGEARC(3)