/*
* Created on 18 dic 2015
* Copyright 2015 by Andrea Vacondio (andrea.vacondio@gmail.com).
* This file is part of Sejda.
*
* Sejda is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sejda 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Sejda. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sejda.impl.sambox.util;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.sejda.model.pdf.transition.PdfPageTransition;
import org.sejda.model.pdf.transition.PdfPageTransitionStyle;
import org.sejda.sambox.pdmodel.interactive.pagenavigation.PDTransition;
import org.sejda.sambox.pdmodel.interactive.pagenavigation.PDTransitionDimension;
import org.sejda.sambox.pdmodel.interactive.pagenavigation.PDTransitionDirection;
import org.sejda.sambox.pdmodel.interactive.pagenavigation.PDTransitionMotion;
import org.sejda.sambox.pdmodel.interactive.pagenavigation.PDTransitionStyle;
/**
* Utility class used to deal with transitions mapping.
*
* @author Andrea Vacondio
*
*/
public final class TransitionUtils {
private static final Map<PdfPageTransitionStyle, PDTransitionStyle> TRANSITIONS_STYLES;
static {
Map<PdfPageTransitionStyle, PDTransitionStyle> transitionsStyles = new HashMap<>();
transitionsStyles.put(PdfPageTransitionStyle.BLINDS_HORIZONTAL, PDTransitionStyle.Blinds);
transitionsStyles.put(PdfPageTransitionStyle.BLINDS_VERTICAL, PDTransitionStyle.Blinds);
transitionsStyles.put(PdfPageTransitionStyle.SPLIT_HORIZONTAL_INWARD, PDTransitionStyle.Split);
transitionsStyles.put(PdfPageTransitionStyle.SPLIT_HORIZONTAL_OUTWARD, PDTransitionStyle.Split);
transitionsStyles.put(PdfPageTransitionStyle.SPLIT_VERTICAL_INWARD, PDTransitionStyle.Split);
transitionsStyles.put(PdfPageTransitionStyle.SPLIT_VERTICAL_OUTWARD, PDTransitionStyle.Split);
transitionsStyles.put(PdfPageTransitionStyle.BOX_INWARD, PDTransitionStyle.Box);
transitionsStyles.put(PdfPageTransitionStyle.BOX_OUTWARD, PDTransitionStyle.Box);
transitionsStyles.put(PdfPageTransitionStyle.WIPE_BOTTOM_TO_TOP, PDTransitionStyle.Wipe);
transitionsStyles.put(PdfPageTransitionStyle.WIPE_LEFT_TO_RIGHT, PDTransitionStyle.Wipe);
transitionsStyles.put(PdfPageTransitionStyle.WIPE_RIGHT_TO_LEFT, PDTransitionStyle.Wipe);
transitionsStyles.put(PdfPageTransitionStyle.WIPE_TOP_TO_BOTTOM, PDTransitionStyle.Wipe);
transitionsStyles.put(PdfPageTransitionStyle.DISSOLVE, PDTransitionStyle.Dissolve);
transitionsStyles.put(PdfPageTransitionStyle.GLITTER_DIAGONAL, PDTransitionStyle.Glitter);
transitionsStyles.put(PdfPageTransitionStyle.GLITTER_LEFT_TO_RIGHT, PDTransitionStyle.Glitter);
transitionsStyles.put(PdfPageTransitionStyle.GLITTER_TOP_TO_BOTTOM, PDTransitionStyle.Glitter);
transitionsStyles.put(PdfPageTransitionStyle.REPLACE, PDTransitionStyle.R);
transitionsStyles.put(PdfPageTransitionStyle.FLY_LEFT_TO_RIGHT, PDTransitionStyle.Fly);
transitionsStyles.put(PdfPageTransitionStyle.FLY_LEFT_TO_RIGHT, PDTransitionStyle.Fly);
transitionsStyles.put(PdfPageTransitionStyle.FADE, PDTransitionStyle.Fade);
transitionsStyles.put(PdfPageTransitionStyle.COVER_LEFT_TO_RIGHT, PDTransitionStyle.Cover);
transitionsStyles.put(PdfPageTransitionStyle.COVER_TOP_TO_BOTTOM, PDTransitionStyle.Cover);
transitionsStyles.put(PdfPageTransitionStyle.UNCOVER_LEFT_TO_RIGHT, PDTransitionStyle.Uncover);
transitionsStyles.put(PdfPageTransitionStyle.UNCOVER_TOP_TO_BOTTOM, PDTransitionStyle.Uncover);
transitionsStyles.put(PdfPageTransitionStyle.PUSH_LEFT_TO_RIGHT, PDTransitionStyle.Push);
transitionsStyles.put(PdfPageTransitionStyle.PUSH_TOP_TO_BOTTOM, PDTransitionStyle.Push);
TRANSITIONS_STYLES = Collections.unmodifiableMap(transitionsStyles);
}
private TransitionUtils() {
// utility
}
/**
* Mapping between Sejda transition style enum and SAMBox constants.<br>
*
* @param transition
* @return the SAMBox constant or null of no constant is found.
*/
public static PDTransitionStyle getTransition(PdfPageTransitionStyle transition) {
return TRANSITIONS_STYLES.get(transition);
}
/**
* Initialize the transition dimension if the style supports it
*
* @param from
* @param to
*/
public static void initTransitionDimension(PdfPageTransition from, PDTransition to) {
switch (from.getStyle()) {
case BLINDS_HORIZONTAL:
case SPLIT_HORIZONTAL_INWARD:
case SPLIT_HORIZONTAL_OUTWARD:
to.setDimension(PDTransitionDimension.H);
break;
case BLINDS_VERTICAL:
case SPLIT_VERTICAL_INWARD:
case SPLIT_VERTICAL_OUTWARD:
to.setDimension(PDTransitionDimension.V);
break;
}
}
/**
* Initialize the transition motion if the style supports it
*
* @param from
* @param to
*/
public static void initTransitionMotion(PdfPageTransition from, PDTransition to) {
switch (from.getStyle()) {
case BOX_INWARD:
case SPLIT_HORIZONTAL_INWARD:
case SPLIT_VERTICAL_INWARD:
to.setMotion(PDTransitionMotion.I);
break;
case BOX_OUTWARD:
case SPLIT_HORIZONTAL_OUTWARD:
case SPLIT_VERTICAL_OUTWARD:
to.setMotion(PDTransitionMotion.O);
break;
}
}
/**
* Initialize the transition motion if the style supports it
*
* @param from
* @param to
*/
public static void initTransitionDirection(PdfPageTransition from, PDTransition to) {
switch (from.getStyle()) {
case WIPE_BOTTOM_TO_TOP:
to.setDirection(PDTransitionDirection.BOTTOM_TO_TOP);
break;
case WIPE_TOP_TO_BOTTOM:
case GLITTER_TOP_TO_BOTTOM:
case FLY_TOP_TO_BOTTOM:
case PUSH_TOP_TO_BOTTOM:
case COVER_TOP_TO_BOTTOM:
case UNCOVER_TOP_TO_BOTTOM:
to.setDirection(PDTransitionDirection.TOP_TO_BOTTOM);
break;
case WIPE_LEFT_TO_RIGHT:
case GLITTER_LEFT_TO_RIGHT:
case FLY_LEFT_TO_RIGHT:
case PUSH_LEFT_TO_RIGHT:
case COVER_LEFT_TO_RIGHT:
case UNCOVER_LEFT_TO_RIGHT:
to.setDirection(PDTransitionDirection.LEFT_TO_RIGHT);
break;
case WIPE_RIGHT_TO_LEFT:
to.setDirection(PDTransitionDirection.RIGHT_TO_LEFT);
break;
case GLITTER_DIAGONAL:
to.setDirection(PDTransitionDirection.TOP_LEFT_TO_BOTTOM_RIGHT);
break;
}
}
}