Files
PDF4QT/Pdf4QtLibCore/sources/pdftextlayoutgenerator.cpp
2025-04-27 12:39:06 +02:00

78 lines
2.3 KiB
C++

// MIT License
//
// Copyright (c) 2018-2025 Jakub Melka and Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "pdftextlayoutgenerator.h"
#include "pdfdbgheap.h"
namespace pdf
{
PDFTextLayout PDFTextLayoutGenerator::createTextLayout()
{
m_textLayout.perform();
m_textLayout.optimize();
return qMove(m_textLayout);
}
bool PDFTextLayoutGenerator::isContentSuppressedByOC(PDFObjectReference ocgOrOcmd)
{
if (m_features.testFlag(PDFRenderer::IgnoreOptionalContent))
{
return false;
}
return PDFPageContentProcessor::isContentSuppressedByOC(ocgOrOcmd);
}
bool PDFTextLayoutGenerator::isContentKindSuppressed(ContentKind kind) const
{
switch (kind)
{
case ContentKind::Shapes:
case ContentKind::Text:
case ContentKind::Images:
case ContentKind::Shading:
return true;
case ContentKind::Tiling:
return false; // Tiling can have text
default:
{
Q_ASSERT(false);
break;
}
}
return false;
}
void PDFTextLayoutGenerator::performOutputCharacter(const PDFTextCharacterInfo& info)
{
if (!isContentSuppressed() && !info.character.isSpace())
{
m_textLayout.addCharacter(info);
}
}
} // namespace pdf