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/* This file is part of the KDE project
* Copyright (C) 2011 C. Boemann <cbo@boemann.dk>
*
* 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.
*/
#include "SimpleRootAreaProvider.h"
#include "TextShape.h"
#include <KoBorder.h>
#include <KoTextLayoutRootArea.h>
#include <KoTextLayoutObstruction.h>
SimpleRootAreaProvider::SimpleRootAreaProvider(KoTextShapeData *data, TextShape *textshape)
: m_textShape(textshape)
, m_area(0)
, m_textShapeData(data)
, m_fixAutogrow(false)
{
}
KoTextLayoutRootArea *SimpleRootAreaProvider::provide(KoTextDocumentLayout *documentLayout, const RootAreaConstraint &, int requestedPosition, bool *isNewRootArea)
{
if (m_area == 0) {
*isNewRootArea = true;
m_area = new KoTextLayoutRootArea(documentLayout);
m_area->setAssociatedShape(m_textShape);
m_textShapeData->setRootArea(m_area);
return m_area;
}
if (requestedPosition == 0) {
*isNewRootArea = false;
return m_area;
}
return 0;
}
void SimpleRootAreaProvider::releaseAllAfter(KoTextLayoutRootArea *afterThis)
{
Q_UNUSED(afterThis);
}
void SimpleRootAreaProvider::doPostLayout(KoTextLayoutRootArea *rootArea, bool isNewRootArea)
{
Q_UNUSED(isNewRootArea);
m_textShape->update(m_textShape->outlineRect());
QSizeF newSize = m_textShape->size()
- QSizeF(m_textShapeData->leftPadding() + m_textShapeData->rightPadding(),
m_textShapeData->topPadding() + m_textShapeData->bottomPadding());
KoBorder *border = m_textShape->border();
if (border) {
newSize -= QSizeF(border->borderWidth(KoBorder::LeftBorder) + border->borderWidth(KoBorder::RightBorder), border->borderWidth(KoBorder::TopBorder) + border->borderWidth(KoBorder::BottomBorder));
}
if (m_textShapeData->verticalAlignment() & Qt::AlignBottom) {
// Do nothing
}
if (m_textShapeData->verticalAlignment() & Qt::AlignVCenter) {
// Do nothing
}
if (m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowWidthAndHeight
|| m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowHeight) {
qreal height = rootArea->bottom() - rootArea->top();
if (height > newSize.height()) {
newSize.setHeight(height);
}
if (m_textShape->shapeId() == "AnnotationTextShapeID") {
if (height < newSize.height()) {
newSize.setHeight(rootArea->bottom() - rootArea->top());
}
}
}
if (m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowWidthAndHeight
|| m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowWidth) {
qreal width = rootArea->right() - rootArea->left();
if (width > newSize.width()) {
newSize.setWidth(rootArea->right() - rootArea->left());
}
}
qreal newBottom = rootArea->top() + newSize.height();
KoFlake::Position sizeAnchor = KoFlake::TopLeftCorner;
if (m_textShapeData->verticalAlignment() & Qt::AlignBottom) {
if (true /*FIXME test no page based shapes interfering*/) {
rootArea->setVerticalAlignOffset(newBottom - rootArea->bottom());
sizeAnchor = KoFlake::BottomLeftCorner;
}
}
if (m_textShapeData->verticalAlignment() & Qt::AlignVCenter) {
if (true /*FIXME test no page based shapes interfering*/) {
rootArea->setVerticalAlignOffset((newBottom - rootArea->bottom()) / 2);
sizeAnchor = KoFlake::CenteredPosition;
}
}
newSize += QSizeF(m_textShapeData->leftPadding() + m_textShapeData->rightPadding(),
m_textShapeData->topPadding() + m_textShapeData->bottomPadding());
if (border) {
newSize += QSizeF(border->borderWidth(KoBorder::LeftBorder) + border->borderWidth(KoBorder::RightBorder), border->borderWidth(KoBorder::TopBorder) + border->borderWidth(KoBorder::BottomBorder));
}
if (newSize != m_textShape->size()) {
// OO grows to both sides so when to small the initial layouting needs
// to keep that into account.
if (m_fixAutogrow) {
m_fixAutogrow = false;
QSizeF tmpSize = m_textShape->size();
tmpSize.setWidth(newSize.width());
QPointF centerpos = rootArea->associatedShape()->absolutePosition(KoFlake::CenteredPosition);
m_textShape->setSize(tmpSize);
m_textShape->setAbsolutePosition(centerpos, KoFlake::CenteredPosition);
centerpos = rootArea->associatedShape()->absolutePosition(sizeAnchor);
m_textShape->setSize(newSize);
m_textShape->setAbsolutePosition(centerpos, sizeAnchor);
}
m_textShape->setSize(newSize);
}
m_textShape->update(m_textShape->outlineRect());
}
void SimpleRootAreaProvider::updateAll()
{
if (m_area && m_area->associatedShape()) {
m_area->associatedShape()->update();
}
}
QRectF SimpleRootAreaProvider::suggestRect(KoTextLayoutRootArea *rootArea)
{
//Come up with a rect, but actually we don't need the height, as we set it to infinite below
// Still better keep it for completeness sake
QRectF rect(QPointF(), m_textShape->size());
rect.adjust(m_textShapeData->leftPadding(), m_textShapeData->topPadding(), -m_textShapeData->rightPadding(), - m_textShapeData->bottomPadding());
KoBorder *border = m_textShape->border();
if (border) {
rect.adjust(border->borderWidth(KoBorder::LeftBorder), border->borderWidth(KoBorder::TopBorder),
-border->borderWidth(KoBorder::RightBorder), - border->borderWidth(KoBorder::BottomBorder));
}
// In simple cases we always set height way too high so that we have no breaking
// If the shape grows afterwards or not is handled in doPostLayout()
rect.setHeight(1E6);
if (m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowWidthAndHeight
|| m_textShapeData->resizeMethod() == KoTextShapeData::AutoGrowWidth) {
rootArea->setNoWrap(1E6);
}
// Make sure the size is not negative due to padding and border with
// This can happen on vertical lines containing text on shape.
if (rect.width() < 0) {
rect.setWidth(0);
}
return rect;
}
QList<KoTextLayoutObstruction *> SimpleRootAreaProvider::relevantObstructions(KoTextLayoutRootArea *rootArea)
{
Q_UNUSED(rootArea);
QList<KoTextLayoutObstruction *> obstructions;
/*
m_textShape->boundingRect();
QList<KoShape *> shapes;
shapes = manager->shapesAt(canvasRect):
*/
return obstructions;
}
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