#!/bin/bash

#

# render_rotatePngTo.sh -- This function provides post-rendition

# to convert images produced by centos-art base-rendition.

#

# Copyright (C) 2009-2011 Alain Reguera Delgado

#

# 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 2 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, write to the Free Software

# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function render_rotatePngTo {

    local COUNT=1

    local DEGREE=''

    local DEGREES=$(render_getConfigOption "$ACTION" '2-')

    local SRC=''

    local DST=''

    # Check base file existence.

    cli_checkFiles ${FILE}.png 'f'

    # Check image degrees.

    if [[ "$DEGREES" != "" ]];then

        # Loop through image degrees and convert them using PNG file

        # as base.

        for DEGREE in $DEGREES;do

            SRC=${FILE}.png

            DST=${FILE}-rotated-$(echo $DEGREE | sed 's!%!!').png

            cli_printMessage "$DST" "AsSavedAsLine"

            convert -rotate $DEGREE ${SRC} ${DST}

        done

    fi

}