com.itextpdf.layout.margincollapse.MarginsCollapseInfo Maven / Gradle / Ivy

/*
    This file is part of the iText (R) project.
    Copyright (c) 1998-2019 iText Group NV
    Authors: Bruno Lowagie, Paulo Soares, et al.

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License version 3
    as published by the Free Software Foundation with the addition of the
    following permission added to Section 15 as permitted in Section 7(a):
    FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
    ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
    OF THIRD PARTY RIGHTS

    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 Affero General Public License for more details.
    You should have received a copy of the GNU Affero General Public License
    along with this program; if not, see http://www.gnu.org/licenses or write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA, 02110-1301 USA, or download the license from the following URL:
    http://itextpdf.com/terms-of-use/

    The interactive user interfaces in modified source and object code versions
    of this program must display Appropriate Legal Notices, as required under
    Section 5 of the GNU Affero General Public License.

    In accordance with Section 7(b) of the GNU Affero General Public License,
    a covered work must retain the producer line in every PDF that is created
    or manipulated using iText.

    You can be released from the requirements of the license by purchasing
    a commercial license. Buying such a license is mandatory as soon as you
    develop commercial activities involving the iText software without
    disclosing the source code of your own applications.
    These activities include: offering paid services to customers as an ASP,
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 */
package com.itextpdf.layout.margincollapse;

import java.io.Serializable;

public class MarginsCollapseInfo implements Serializable {
    private boolean ignoreOwnMarginTop;
    private boolean ignoreOwnMarginBottom;
    private MarginsCollapse collapseBefore;
    private MarginsCollapse collapseAfter;

    // MarginCollapse instance which contains margin-after of the element without next sibling or parent margins (only element's margin and element's kids)
    private MarginsCollapse ownCollapseAfter;
    private boolean isSelfCollapsing;

    // when a parent has a fixed height these fields tells kid how much free space parent has for the margin collapsed with kid
    private float bufferSpaceOnTop;
    private float bufferSpaceOnBottom;

    private float usedBufferSpaceOnTop;
    private float usedBufferSpaceOnBottom;

    private boolean clearanceApplied;

    MarginsCollapseInfo() {
        this.ignoreOwnMarginTop = false;
        this.ignoreOwnMarginBottom = false;
        this.collapseBefore = new MarginsCollapse();
        this.collapseAfter = new MarginsCollapse();
        this.isSelfCollapsing = true;
        this.bufferSpaceOnTop = 0;
        this.bufferSpaceOnBottom = 0;
        this.usedBufferSpaceOnTop = 0;
        this.usedBufferSpaceOnBottom = 0;
        this.clearanceApplied = false;
    }

    MarginsCollapseInfo(boolean ignoreOwnMarginTop, boolean ignoreOwnMarginBottom, MarginsCollapse collapseBefore, MarginsCollapse collapseAfter) {
        this.ignoreOwnMarginTop = ignoreOwnMarginTop;
        this.ignoreOwnMarginBottom = ignoreOwnMarginBottom;
        this.collapseBefore = collapseBefore;
        this.collapseAfter = collapseAfter;
        this.isSelfCollapsing = true;
        this.bufferSpaceOnTop = 0;
        this.bufferSpaceOnBottom = 0;
        this.usedBufferSpaceOnTop = 0;
        this.usedBufferSpaceOnBottom = 0;
        this.clearanceApplied = false;
    }

    public void copyTo(MarginsCollapseInfo destInfo) {
        destInfo.ignoreOwnMarginTop = this.ignoreOwnMarginTop;
        destInfo.ignoreOwnMarginBottom = this.ignoreOwnMarginBottom;
        destInfo.collapseBefore = this.collapseBefore;
        destInfo.collapseAfter = this.collapseAfter;

        destInfo.setOwnCollapseAfter(ownCollapseAfter);
        destInfo.setSelfCollapsing(isSelfCollapsing);
        destInfo.setBufferSpaceOnTop(bufferSpaceOnTop);
        destInfo.setBufferSpaceOnBottom(bufferSpaceOnBottom);
        destInfo.setUsedBufferSpaceOnTop(usedBufferSpaceOnTop);
        destInfo.setUsedBufferSpaceOnBottom(usedBufferSpaceOnBottom);

        destInfo.setClearanceApplied(clearanceApplied);
    }

    MarginsCollapse getCollapseBefore() {
        return this.collapseBefore;
    }
    MarginsCollapse getCollapseAfter() {
        return collapseAfter;
    }
    void setCollapseAfter(MarginsCollapse collapseAfter) {
        this.collapseAfter = collapseAfter;
    }
    MarginsCollapse getOwnCollapseAfter() {
        return ownCollapseAfter;
    }
    void setOwnCollapseAfter(MarginsCollapse marginsCollapse) {
        this.ownCollapseAfter = marginsCollapse;
    }

    void setSelfCollapsing(boolean selfCollapsing) {
        isSelfCollapsing = selfCollapsing;
    }

    boolean isSelfCollapsing() {
        return isSelfCollapsing;
    }

    boolean isIgnoreOwnMarginTop() {
        return ignoreOwnMarginTop;
    }

    boolean isIgnoreOwnMarginBottom() {
        return ignoreOwnMarginBottom;
    }

    float getBufferSpaceOnTop() {
        return bufferSpaceOnTop;
    }

    void setBufferSpaceOnTop(float bufferSpaceOnTop) {
        this.bufferSpaceOnTop = bufferSpaceOnTop;
    }

    float getBufferSpaceOnBottom() {
        return bufferSpaceOnBottom;
    }

    void setBufferSpaceOnBottom(float bufferSpaceOnBottom) {
        this.bufferSpaceOnBottom = bufferSpaceOnBottom;
    }

    float getUsedBufferSpaceOnTop() {
        return usedBufferSpaceOnTop;
    }

    void setUsedBufferSpaceOnTop(float usedBufferSpaceOnTop) {
        this.usedBufferSpaceOnTop = usedBufferSpaceOnTop;
    }

    float getUsedBufferSpaceOnBottom() {
        return usedBufferSpaceOnBottom;
    }

    void setUsedBufferSpaceOnBottom(float usedBufferSpaceOnBottom) {
        this.usedBufferSpaceOnBottom = usedBufferSpaceOnBottom;
    }

    boolean isClearanceApplied() {
        return clearanceApplied;
    }

    void setClearanceApplied(boolean clearanceApplied) {
        this.clearanceApplied = clearanceApplied;
    }
}