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<?php
/*
Phoronix Test Suite
URLs: http://www.phoronix.com, http://www.phoronix-test-suite.com/
Copyright (C) 2008, Phoronix Media
Copyright (C) 2008, Michael Larabel
bilde_renderer.php: The Phoronix Multi-Format Image Renderer
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 3 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, see <http://www.gnu.org/licenses/>.
*/
abstract class bilde_renderer
{
var $image;
var $image_width = -1;
var $image_height = -1;
var $embed_identifiers = null;
abstract function __construct($width, $height, $embed_identifiers = ""); // create the object
abstract function render_image($output_file = null, $quality = 0);
abstract function resize_image($width, $height);
abstract function destroy_image();
abstract function write_text_left($text_string, $font_type, $font_size, $font_color, $bound_x1, $bound_y1, $bound_x2, $bound_y2, $rotate_text = false);
abstract function write_text_right($text_string, $font_type, $font_size, $font_color, $bound_x1, $bound_y1, $bound_x2, $bound_y2, $rotate_text = false);
abstract function write_text_center($text_string, $font_type, $font_size, $font_color, $bound_x1, $bound_y1, $bound_x2, $bound_y2, $rotate_text = false);
abstract function draw_rectangle($x1, $y1, $width, $height, $background_color);
abstract function draw_rectangle_border($x1, $y1, $width, $height, $border_color);
abstract function draw_polygon($points, $body_color, $border_color = null, $border_width = 0);
abstract function draw_ellipse($center_x, $center_y, $width, $height, $body_color, $border_color = null, $border_width = 0);
abstract function draw_line($start_x, $start_y, $end_x, $end_y, $color, $line_width = 1);
abstract function png_image_to_type($file);
abstract function jpg_image_to_type($file);
abstract function image_copy_merge($source_image_object, $to_x, $to_y, $source_x = 0, $source_y = 0, $width = -1, $height = -1);
abstract function convert_hex_to_type($hex);
abstract function text_string_dimensions($string, $font_type, $font_size, $predefined_string = false);
//
// Generic Functions
//
public function get_image_width()
{
return $this->image_width;
}
public function get_image_height()
{
return $this->image_height;
}
public function image_file_to_type($file)
{
$return_type = null;
if(is_readable($file))
{
$file_extension = strtoupper(substr($file, strrpos($file, ".") + 1));
switch($file_extension)
{
case "PNG":
$return_type = $this->png_image_to_type($file);
break;
case "JPG":
case "JPEG":
$return_type = $this->jpg_image_to_type($file);
break;
}
}
return $return_type;
}
protected function soft_text_string_dimensions($text_string, $font_type, $font_size, $predefined_string = false)
{
// TODO: Needs To Be Implemented
return array(0, 0);
}
protected function text_string_width($text_string, $font_type, $font_size)
{
$dimensions = $this->text_string_dimensions($text_string, $font_type, $font_size);
return $dimensions[0];
}
protected function text_string_height($text_string, $font_type, $font_size)
{
$dimensions = $this->text_string_dimensions($text_string, $font_type, $font_size);
return $dimensions[1];
}
protected function trim_double($double, $accuracy = 2)
{
// Set precision for a variable's points after the decimal spot
$return = explode(".", $double);
if(count($return) == 1)
{
$return[1] = "00";
}
if(count($return) == 2 && $accuracy > 0)
{
$strlen = strlen($return[1]);
if($strlen > $accuracy)
{
$return[1] = substr($return[1], 0, $accuracy);
}
else if($strlen < $accuracy)
{
for($i = $strlen; $i < $accuracy; $i++)
{
$return[1] .= '0';
}
}
$return = $return[0] . "." . $return[1];
}
else
{
$return = $return[0];
}
return $return;
}
}
?>
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