forked from vitoc/gmagick
/
gmagickpixel_methods.c
400 lines (317 loc) · 10.7 KB
/
gmagickpixel_methods.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 / Gmagick |
+----------------------------------------------------------------------+
| Copyright (c) 2009 Vito Chin, Mikko Koppanen |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Mikko Kopppanen <mkoppanen@php.net> |
| Vito Chin <vito@php.net> |
+----------------------------------------------------------------------+
*/
#include "php_gmagick.h"
#include "php_gmagick_macros.h"
#include "php_gmagick_helpers.h"
/* {{{ GmagickPixel Gmagick::__construct([string filename])
Constructs a new Gmagick object
*/
PHP_METHOD(gmagickpixel, __construct)
{
php_gmagickpixel_object *internp;
MagickBool status; // Graphicmagick's boolean type
char *color_name = NULL;
size_t color_name_len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!", &color_name, &color_name_len) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
/* If color was given as parameter, set it here.*/
if (color_name != NULL && internp->pixel_wand != NULL) {
status = PixelSetColor(internp->pixel_wand, color_name);
if(status == MagickFalse) {
GMAGICK_THROW_GMAGICKPIXEL_EXCEPTION(internp->pixel_wand, "Unable to construct GmagickPixel");
}
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto GmagickPixel GmagickPixel::setColor(string color)
Sets the color of the pixel
*/
PHP_METHOD(gmagickpixel, setcolor)
{
php_gmagickpixel_object *internp;
char *color_name;
size_t color_name_len;
MagickBool status;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &color_name, &color_name_len) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
status = PixelSetColor(internp->pixel_wand, color_name);
if(status == MagickFalse) {
GMAGICK_THROW_GMAGICKPIXEL_EXCEPTION(internp->pixel_wand, "Unable to set GmagickPixel color");
}
GMAGICK_CHAIN_METHOD;
}
/* }}} */
/* {{{ proto GmagickPixel GmagickPixel::setColorCount(int colorCount)
Sets the color count associated with this color.
*/
PHP_METHOD(gmagickpixel, setcolorcount)
{
php_gmagickpixel_object *internp;
zend_long color_count;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &color_count) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
PixelSetColorCount(internp->pixel_wand, color_count);
GMAGICK_CHAIN_METHOD;
}
/* }}} */
/* {{{ proto array GmagickPixel::getColor([boolean as_array = false, normalise_array = false])
Returns the color of the pixel
*/
PHP_METHOD(gmagickpixel, getcolor)
{
php_gmagickpixel_object *internp;
zend_bool as_array = 0, normalise_array = 0;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|bb", &as_array, &normalise_array) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
if (!as_array) {
char *buffer, *color_string;
int len;
color_string = PixelGetColorAsString(internp->pixel_wand);
len = spprintf(&buffer, 50, "rgb(%s)", color_string);
GMAGICK_FREE_MEMORY(char *, color_string);
RETVAL_STRINGL(buffer, len);
efree(buffer);
return;
} else {
array_init(return_value);
if (normalise_array == 1) {
add_assoc_double(return_value, "r", PixelGetRed(internp->pixel_wand));
add_assoc_double(return_value, "g", PixelGetGreen(internp->pixel_wand));
add_assoc_double(return_value, "b", PixelGetBlue(internp->pixel_wand));
} else {
double red, green, blue;
red = PixelGetRed(internp->pixel_wand ) * 255;
green = PixelGetGreen(internp->pixel_wand ) * 255;
blue = PixelGetBlue(internp->pixel_wand ) * 255;
add_assoc_long(return_value, "r", (int)(red > 0.0 ? red + 0.5 : red - 0.5));
add_assoc_long(return_value, "g", (int)(green > 0.0 ? green + 0.5 : green - 0.5));
add_assoc_long(return_value, "b", (int)(blue > 0.0 ? blue + 0.5 : blue - 0.5));
}
return;
}
}
/* }}} */
/* {{{ proto int GmagickPixel::getColorCount()
Returns the color count associated with this color.
*/
PHP_METHOD(gmagickpixel, getcolorcount)
{
php_gmagickpixel_object *internp;
zend_long color_count;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
color_count = PixelGetColorCount(internp->pixel_wand);
RETVAL_LONG(color_count);
}
/* }}} */
/* {{{ proto float GmagickPixel::getColorValue(int color )
Gets the normalized color of the GmagickPixel.
*/
PHP_METHOD(gmagickpixel, getcolorvalue)
{
php_gmagickpixel_object *internp;
zend_long color;
double color_value = 0;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &color) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
switch (color) {
case GMAGICK_COLOR_BLACK:
color_value = PixelGetBlack(internp->pixel_wand);
break;
case GMAGICK_COLOR_BLUE:
color_value = PixelGetBlue(internp->pixel_wand);
break;
case GMAGICK_COLOR_CYAN:
color_value = PixelGetCyan(internp->pixel_wand);
break;
case GMAGICK_COLOR_GREEN:
color_value = PixelGetGreen(internp->pixel_wand);
break;
case GMAGICK_COLOR_RED:
color_value = PixelGetRed(internp->pixel_wand);
break;
case GMAGICK_COLOR_YELLOW:
color_value = PixelGetYellow(internp->pixel_wand);
break;
case GMAGICK_COLOR_MAGENTA:
color_value = PixelGetMagenta(internp->pixel_wand);
break;
case GMAGICK_COLOR_OPACITY:
color_value = PixelGetOpacity(internp->pixel_wand);
break;
default:
GMAGICK_THROW_GMAGICKPIXEL_EXCEPTION(internp->pixel_wand, "Unknown color type");
break;
}
RETVAL_DOUBLE(color_value);
}
/* }}} */
/* {{{ proto GmagickPixel GmagickPixel::setColorValue(int color, float value )
Sets the normalized color of the GmagickPixel.
*/
PHP_METHOD(gmagickpixel, setcolorvalue)
{
php_gmagickpixel_object *internp;
zend_long color;
double color_value;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ld", &color, &color_value) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
switch (color) {
case GMAGICK_COLOR_BLACK:
PixelSetBlack(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_BLUE:
PixelSetBlue(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_CYAN:
PixelSetCyan(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_GREEN:
PixelSetGreen(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_RED:
PixelSetRed(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_YELLOW:
PixelSetYellow(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_MAGENTA:
PixelSetMagenta(internp->pixel_wand, color_value);
break;
case GMAGICK_COLOR_OPACITY:
PixelSetOpacity(internp->pixel_wand, color_value);
break;
default:
GMAGICK_THROW_GMAGICKPIXEL_EXCEPTION(internp->pixel_wand, "Unknown color type");
break;
}
GMAGICK_CHAIN_METHOD;
}
/* }}} */
/* {{{ proto float GmagickPixel::getColorValueQuantum(int color )
Gets the quantum color of the GmagickPixel.
*/
PHP_METHOD(gmagickpixel, getcolorvaluequantum)
{
php_gmagickpixel_object *internp;
zend_long color_quantum;
Quantum color_value_quantum = 0;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &color_quantum) == FAILURE) {
return;
}
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
switch (color_quantum) {
case GMAGICK_COLOR_BLACK:
color_value_quantum = PixelGetBlackQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_BLUE:
color_value_quantum = PixelGetBlueQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_CYAN:
color_value_quantum = PixelGetCyanQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_GREEN:
color_value_quantum = PixelGetGreenQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_RED:
color_value_quantum = PixelGetRedQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_YELLOW:
color_value_quantum = PixelGetYellowQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_MAGENTA:
color_value_quantum = PixelGetMagentaQuantum(internp->pixel_wand);
break;
case GMAGICK_COLOR_OPACITY:
color_value_quantum = PixelGetOpacityQuantum(internp->pixel_wand);
break;
default:
zend_throw_exception_ex(php_gmagickpixel_exception_class_entry, 2 TSRMLS_CC, "Unknown color type: %d", color_quantum);
RETURN_NULL();
}
RETVAL_LONG(color_value_quantum);
}
/* }}} */
/* {{{ proto GmagickPixel GmagickPixel::setColorValueQuantum(int color, float value)
Sets the normalized color quantum of the GmagickPixel.
*/
PHP_METHOD(gmagickpixel, setcolorvaluequantum)
{
php_gmagickpixel_object *internp;
zend_long color_quantum;
double color_value_quantum_input;
Quantum color_value_quantum;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ld", &color_quantum, &color_value_quantum_input) == FAILURE) {
return;
}
// Possible truncation?
color_value_quantum = color_value_quantum_input;
internp = Z_GMAGICKPIXEL_OBJ_P(getThis());
switch (color_quantum) {
case GMAGICK_COLOR_BLACK:
PixelSetBlackQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_BLUE:
PixelSetBlueQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_CYAN:
PixelSetCyanQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_GREEN:
PixelSetGreenQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_RED:
PixelSetRedQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_YELLOW:
PixelSetYellowQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_MAGENTA:
PixelSetMagentaQuantum(internp->pixel_wand, color_value_quantum);
break;
case GMAGICK_COLOR_OPACITY:
PixelSetOpacityQuantum(internp->pixel_wand, color_value_quantum);
break;
default:
zend_throw_exception_ex(php_gmagickpixel_exception_class_entry, 2 TSRMLS_CC, "Unknown color type: %d", color_quantum);
RETURN_NULL();
}
GMAGICK_CHAIN_METHOD;
}
/* }}} */