C++ (Cpp) PixelGetOpacity示例

示例#1

文件： gmagickpixel_methods.c 项目： remicollet/gmagick

/* {{{ 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);
}

示例#2

文件： imagickpixel_class.c 项目： ramirovjr/imagick

/* {{{ proto float ImagickPixel::getColorValue(int color)
	Gets the normalized value of a color in the ImagickPixel.
*/
PHP_METHOD(imagickpixel, getcolorvalue)
{
    php_imagick_color_t color_enum;
    php_imagickpixel_object *internp;
    im_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_IMAGICKPIXEL_P(getThis());

    if (color <= PHP_IMAGICK_COLOR_MIN || color >= PHP_IMAGICK_COLOR_MAX) {
        php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
        return;
    }

    color_enum = color;

    switch (color_enum) {

    case PHP_IMAGICK_COLOR_BLACK:
        color_value = PixelGetBlack(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_BLUE:
        color_value = PixelGetBlue(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_CYAN:
        color_value = PixelGetCyan(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_GREEN:
        color_value = PixelGetGreen(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_RED:
        color_value = PixelGetRed(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_YELLOW:
        color_value = PixelGetYellow(internp->pixel_wand);
        break;

    case PHP_IMAGICK_COLOR_MAGENTA:
        color_value = PixelGetMagenta(internp->pixel_wand);
        break;

#if MagickLibVersion < 0x700
    case PHP_IMAGICK_COLOR_OPACITY:
        color_value = PixelGetOpacity(internp->pixel_wand);
        break;
#endif

    case PHP_IMAGICK_COLOR_ALPHA:
        color_value = PixelGetAlpha(internp->pixel_wand);
        break;

#if MagickLibVersion > 0x628
    case PHP_IMAGICK_COLOR_FUZZ:
        color_value = PixelGetFuzz(internp->pixel_wand);
        break;
#endif

    default:
        php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
        return;
        break;
    }
    RETVAL_DOUBLE(color_value);
}

示例#3

文件： imagickpixel_class.c 项目： ptarjan/imagick

/* {{{ proto float ImagickPixel::getColorValue(int color)
	Gets the normalized color of the ImagickPixel.
*/
PHP_METHOD(imagickpixel, getcolorvalue)
{
	php_imagickpixel_object *internp;
	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 = (php_imagickpixel_object *)zend_object_store_get_object(getThis() TSRMLS_CC);

	switch (color) {

		case IMAGICKCOLORBLACK:
			color_value = PixelGetBlack(internp->pixel_wand);
		break;

		case IMAGICKCOLORBLUE:
			color_value = PixelGetBlue(internp->pixel_wand);
		break;

		case IMAGICKCOLORCYAN:
			color_value = PixelGetCyan(internp->pixel_wand);
		break;

		case IMAGICKCOLORGREEN:
			color_value = PixelGetGreen(internp->pixel_wand);
		break;

		case IMAGICKCOLORRED:
			color_value = PixelGetRed(internp->pixel_wand);
		break;

		case IMAGICKCOLORYELLOW:
			color_value = PixelGetYellow(internp->pixel_wand);
		break;

		case IMAGICKCOLORMAGENTA:
			color_value = PixelGetMagenta(internp->pixel_wand);
		break;

		case IMAGICKCOLOROPACITY:
			color_value = PixelGetOpacity(internp->pixel_wand);
		break;

		case IMAGICKCOLORALPHA:
			color_value = PixelGetAlpha(internp->pixel_wand);
		break;

#if MagickLibVersion > 0x628
		case IMAGICKCOLORFUZZ:
			color_value = PixelGetFuzz(internp->pixel_wand);
		break;
#endif

		default:
			php_imagick_throw_exception (IMAGICKPIXEL_CLASS, "Unknown color type" TSRMLS_CC);
			return;
		break;
	}
	RETVAL_DOUBLE(color_value);
}