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Inserting blank pages

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This commit is contained in:
Jakub Melka
2021-07-16 18:43:34 +02:00
parent 688c0b701c
commit 83eb35e1c0
4 changed files with 139 additions and 5 deletions
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95
Pdf4QtDocPageOrganizer/pageitemmodel.cpp
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@@ -344,6 +344,46 @@ void PageItemModel::removeSelection(const QModelIndexList& list)
endResetModel();
}
void PageItemModel::insertEmptyPage(const QModelIndexList& list)
{
if (list.isEmpty())
{
insertEmptyPage(QModelIndex());
}
else
{
QModelIndexList listCopy = list;
std::sort(listCopy.begin(), listCopy.end());
std::reverse(listCopy.begin(), listCopy.end());
for (const QModelIndex& index: listCopy)
{
insertEmptyPage(index);
}
}
}
void PageItemModel::insertEmptyPage(const QModelIndex& index)
{
int insertRow = index.isValid()? index.row() + 1 : int(m_pageGroupItems.size());
const int templateRow = index.isValid() ? index.row() : int(m_pageGroupItems.size()) - 1;
const bool isTemplateRowValid = templateRow > -1;
PageGroupItem::GroupItem groupItem;
groupItem.pageAdditionalRotation = isTemplateRowValid ? m_pageGroupItems[templateRow].groups.back().pageAdditionalRotation : pdf::PageRotation::None;
groupItem.pageType = PT_Empty;
groupItem.rotatedPageDimensionsMM = isTemplateRowValid ? m_pageGroupItems[templateRow].groups.back().rotatedPageDimensionsMM : QSizeF(210, 297);
PageGroupItem blankPageItem;
blankPageItem.groups.push_back(groupItem);
updateItemCaptionAndTags(blankPageItem);
beginInsertRows(QModelIndex(), insertRow, insertRow);
m_pageGroupItems.insert(std::next(m_pageGroupItems.begin(), insertRow), std::move(blankPageItem));
endInsertRows();
}
void PageItemModel::rotateLeft(const QModelIndexList& list)
{
if (list.isEmpty())
@@ -460,6 +500,11 @@ void PageItemModel::createDocumentGroup(int index)
QString PageItemModel::getGroupNameFromDocument(int index) const
{
if (index == -1)
{
return tr("Page Group");
}
const DocumentItem& item = m_documents.at(index);
QString title = item.document.getInfo()->title;
@@ -482,7 +527,10 @@ void PageItemModel::updateItemCaptionAndTags(PageGroupItem& item) const
pdf::PDFClosedIntervalSet pageSet;
for (const auto& groupItem : item.groups)
{
pageSet.addInterval(groupItem.pageIndex, groupItem.pageIndex);
if (groupItem.pageIndex != -1)
{
pageSet.addInterval(groupItem.pageIndex, groupItem.pageIndex);
}
}
item.groupName = getGroupNameFromDocument(*documentIndices.begin());
@@ -494,6 +542,41 @@ void PageItemModel::updateItemCaptionAndTags(PageGroupItem& item) const
item.pagesCaption = tr("Page Count: %1").arg(item.groups.size());
}
bool hasImages = false;
bool hasEmptyPage = false;
size_t imageCount = 0;
size_t emptyPageCount = 0;
for (const PageGroupItem::GroupItem& group : item.groups)
{
switch (group.pageType)
{
case pdfdocpage::PT_DocumentPage:
break;
case pdfdocpage::PT_Image:
hasImages = true;
++imageCount;
break;
case pdfdocpage::PT_Empty:
hasEmptyPage = true;
++emptyPageCount;
break;
}
}
if (imageCount == pageCount)
{
item.groupName = imageCount == 1 ? tr("Image") : tr("Images");
}
if (emptyPageCount == pageCount)
{
item.groupName = emptyPageCount == 1 ? tr("Blank Page") : tr("Blank Pages");
}
item.tags.clear();
if (pageCount > 1)
{
@@ -501,7 +584,15 @@ void PageItemModel::updateItemCaptionAndTags(PageGroupItem& item) const
}
if (documentIndices.size() > 1)
{
item.tags << QString("#BBBB00@Collection");
item.tags << tr("#BBBB00@Collection");
}
if (hasEmptyPage)
{
item.tags << tr("#D98335@Blank");
}
if (hasImages)
{
item.tags << tr("#24A5EA@Image");
}
}