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/* This file is part of the KDE project
* Copyright (C) 2006-2010 Thomas Zander <zander@kde.org>
* Copyright (C) 2008 Thorsten Zachmann <zachmann@kde.org>
* Copyright (C) 2008 Roopesh Chander <roop@forwardbias.in>
* Copyright (C) 2008 Girish Ramakrishnan <girish@forwardbias.in>
* Copyright (C) 2009 KO GmbH <cbo@kogmbh.com>
* Copyright (C) 2011 Pierre Ducroquet <pinaraf@pinaraf.info>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KOTEXTLAYOUTCELLHELPER_H
#define KOTEXTLAYOUTCELLHELPER_H
#include "kotextlayout_export.h"
#include <KoBorder.h>
#include <QObject>
class KoTableCellStyle;
class QPainter;
class KOTEXTLAYOUT_EXPORT KoTextLayoutCellHelper : public QObject
{
Q_OBJECT
public:
explicit KoTextLayoutCellHelper(const KoTableCellStyle &cellStyle, QObject *parent = 0);
/// draws a horizontal wave line
void drawHorizontalWave(KoBorder::BorderStyle style, QPainter &painter, qreal x, qreal w, qreal t) const;
/// draws a vertical wave line
void drawVerticalWave(KoBorder::BorderStyle style, QPainter &painter, qreal y, qreal h, qreal t) const;
/**
* Paint the borders.
*
* @param painter the painter to draw with.
* @param bounds the bounding rectangle to draw.
* @param blanks a painterpath where blank borders should be added to.
*/
void paintBorders(QPainter &painter, const QRectF &bounds, QVector<QLineF> *blanks) const;
/**
* Paint the diagonal borders.
*
* @param painter the painter to draw with.
* @param bounds the bounding rectangle to draw.
*/
void paintDiagonalBorders(QPainter &painter, const QRectF &bounds) const;
/**
* Paint the top border.
*
* @param painter the painter to draw with.
* @param x the x position.
* @param y the y position.
* @param w the width.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawTopHorizontalBorder(QPainter &painter, qreal x, qreal y, qreal w, QVector<QLineF> *blanks = 0) const;
/**
* Paint the border that is shared.
* It only draws the thickest and it always draws it below the y position.
*
* @param painter the painter to draw with.
* @param styleBelow the table cell style.
* @param x the x position.
* @param y the y position.
* @param w the width.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawSharedHorizontalBorder(QPainter &painter, const KoTableCellStyle &styleBelow, qreal x, qreal y, qreal w, QVector<QLineF> *blanks = 0) const;
/**
* Paint the bottom border.
*
* @param painter the painter to draw with.
* @param x the x position.
* @param y the y position.
* @param w the width.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawBottomHorizontalBorder(QPainter &painter, qreal x, qreal y, qreal w, QVector<QLineF> *blanks = 0) const;
/**
* Paint the leftmost border.
*
* @param painter the painter to draw with.
* @param x the x position.
* @param y the y position.
* @param h the height.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawLeftmostVerticalBorder(QPainter &painter, qreal x, qreal y, qreal h, QVector<QLineF> *blanks = 0) const;
/**
* Paint the border that is shared.
* It only draws the thickest and it always draws it to the right of the x position.
*
* @param painter the painter to draw with.
* @param styleRight the table cell style.
* @param x the x position.
* @param y the y position.
* @param h the height.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawSharedVerticalBorder(QPainter &painter, const KoTableCellStyle &styleRight, qreal x, qreal y, qreal h, QVector<QLineF> *blanks = 0) const;
/**
* Paint the rightmost border.
*
* @param painter the painter to draw with.
* @param x the x position.
* @param y the y position.
* @param h the height.
* @param blanks a painterpath where blank borders should be added to.
*/
void drawRightmostVerticalBorder(QPainter &painter, qreal x, qreal y, qreal h, QVector<QLineF> *blanks = 0) const;
private:
const KoTableCellStyle &m_cellStyle;
};
#endif // KOTEXTLAYOUTCELLHELPER_H
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