mirror of
https://github.com/JakubMelka/PDF4QT.git
synced 2024-12-27 08:42:48 +01:00
947 lines
31 KiB
C++
947 lines
31 KiB
C++
// Copyright (C) 2021 Jakub Melka
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//
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// This file is part of PDF4QT.
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//
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// PDF4QT is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// with the written consent of the copyright owner, any later version.
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//
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// PDF4QT is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
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#include "outputpreviewwidget.h"
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#include "pdfwidgetutils.h"
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#include <QPainter>
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#include <QMouseEvent>
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#include <QFontMetrics>
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namespace pdfplugin
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{
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OutputPreviewWidget::OutputPreviewWidget(QWidget* parent) :
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BaseClass(parent),
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m_inkMapper(nullptr),
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m_displayMode(Separations),
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m_alarmColor(Qt::red),
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m_inkCoverageLimit(3.0),
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m_richBlackLimit(1.0)
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{
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setMouseTracking(true);
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}
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QSize OutputPreviewWidget::sizeHint() const
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{
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return pdf::PDFWidgetUtils::scaleDPI(this, QSize(500, 300));
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}
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QSize OutputPreviewWidget::minimumSizeHint() const
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{
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return pdf::PDFWidgetUtils::scaleDPI(this, QSize(400, 300));
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}
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void OutputPreviewWidget::clear()
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{
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m_pageImage = QImage();
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m_originalProcessBitmap = pdf::PDFFloatBitmapWithColorSpace();
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m_pageSizeMM = QSizeF();
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m_infoBoxItems.clear();
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m_imagePointUnderCursor = std::nullopt;
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m_inkCoverageMM.dirty();
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m_alarmCoverageImage.dirty();
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m_alarmRichBlackImage.dirty();
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m_inkCoverageImage.dirty();
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m_shapeMask.dirty();
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m_opacityMask.dirty();
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update();
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}
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void OutputPreviewWidget::setPageImage(QImage image, pdf::PDFFloatBitmapWithColorSpace originalProcessBitmap, QSizeF pageSizeMM)
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{
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m_pageImage = qMove(image);
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m_originalProcessBitmap = qMove(originalProcessBitmap);
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m_pageSizeMM = pageSizeMM;
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if (m_imagePointUnderCursor.has_value())
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{
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QPoint point = m_imagePointUnderCursor.value();
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if (point.x() >= image.width() || point.y() >= image.height())
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{
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m_imagePointUnderCursor = std::nullopt;
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}
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}
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m_inkCoverageMM.dirty();
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m_alarmCoverageImage.dirty();
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m_alarmRichBlackImage.dirty();
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m_inkCoverageImage.dirty();
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m_shapeMask.dirty();
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m_opacityMask.dirty();
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buildInfoBoxItems();
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update();
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}
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void OutputPreviewWidget::paintEvent(QPaintEvent* event)
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{
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QPainter painter(this);
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Q_UNUSED(event);
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QRect rect = this->rect();
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painter.fillRect(rect, Qt::gray);
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QRect contentRect = getContentRect();
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QRect pageImageRect = getPageImageRect(contentRect);
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if (pageImageRect.isValid())
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{
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painter.save();
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painter.setClipRect(pageImageRect, Qt::IntersectClip);
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switch (m_displayMode)
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{
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case Separations:
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{
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if (!m_pageImage.isNull())
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{
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painter.translate(0, (pageImageRect.height() - m_pageImage.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), m_pageImage);
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}
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break;
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}
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case ColorWarningInkCoverage:
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{
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const AlarmImageInfo& alarmImage = getAlarmCoverageImage();
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if (!alarmImage.image.isNull())
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{
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painter.translate(0, (pageImageRect.height() - alarmImage.image.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), alarmImage.image);
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}
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break;
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}
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case ColorWarningRichBlack:
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{
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const AlarmImageInfo& image = getAlarmRichBlackImage();
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if (!image.image.isNull())
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{
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painter.translate(0, (pageImageRect.height() - image.image.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), image.image);
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}
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break;
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}
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case InkCoverage:
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{
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const InkCoverageInfo& image = getInkCoverageInfo();
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if (!image.image.isNull())
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{
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painter.translate(0, (pageImageRect.height() - image.image.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), image.image);
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}
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break;
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}
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case ShapeChannel:
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{
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const QImage& image = getShapeImage();
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if (!image.isNull())
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{
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painter.translate(0, (pageImageRect.height() - image.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), image);
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}
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break;
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}
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case OpacityChannel:
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{
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const QImage& image = getOpacityImage();
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if (!image.isNull())
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{
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painter.translate(0, (pageImageRect.height() - image.height()) / 2);
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painter.drawImage(pageImageRect.topLeft(), image);
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}
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break;
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}
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default:
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Q_ASSERT(false);
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}
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painter.restore();
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}
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if (!m_infoBoxItems.empty())
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{
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painter.save();
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int infoBoxWidth = getInfoBoxWidth();
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int itemHorizontalMargin = getInfoBoxContentHorizontalMargin();
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QRect infoBoxRect = contentRect;
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infoBoxRect.setLeft(infoBoxRect.right() - infoBoxWidth);
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painter.setPen(Qt::black);
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painter.setBrush(QBrush(Qt::white));
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painter.drawRect(infoBoxRect);
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painter.setClipRect(infoBoxRect, Qt::IntersectClip);
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painter.setBrush(Qt::NoBrush);
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QFontMetrics fontMetrics(painter.font(), painter.device());
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QRect rowRect = infoBoxRect;
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rowRect.setHeight(fontMetrics.lineSpacing());
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for (const auto& infoBoxItem : m_infoBoxItems)
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{
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switch (infoBoxItem.style)
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{
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case pdfplugin::OutputPreviewWidget::Header:
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{
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painter.save();
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QFont font = painter.font();
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font.setBold(true);
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painter.setFont(font);
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painter.drawText(rowRect, Qt::AlignCenter | Qt::TextSingleLine, infoBoxItem.caption);
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painter.restore();
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break;
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}
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case pdfplugin::OutputPreviewWidget::Separator:
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break;
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case pdfplugin::OutputPreviewWidget::ColoredItem:
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{
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QRect cellRect = rowRect.marginsRemoved(QMargins(itemHorizontalMargin, 0, itemHorizontalMargin, 0));
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if (infoBoxItem.color.isValid())
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{
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QRect ellipseRect = cellRect;
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ellipseRect.setWidth(ellipseRect.height());
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cellRect.setLeft(ellipseRect.right() + 1);
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painter.save();
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painter.setPen(Qt::NoPen);
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painter.setBrush(QBrush(infoBoxItem.color));
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painter.drawEllipse(ellipseRect);
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painter.restore();
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}
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painter.drawText(cellRect, Qt::AlignVCenter | Qt::AlignLeft | Qt::TextSingleLine, infoBoxItem.caption);
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painter.drawText(cellRect, Qt::AlignVCenter | Qt::AlignRight | Qt::TextSingleLine, infoBoxItem.value);
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break;
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}
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case pdfplugin::OutputPreviewWidget::ColorOnly:
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{
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QRect cellRect = rowRect.marginsRemoved(QMargins(itemHorizontalMargin, 0, itemHorizontalMargin, 0));
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QPoint center = cellRect.center();
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cellRect.setWidth(cellRect.width() / 4);
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cellRect.moveCenter(center);
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painter.fillRect(cellRect, infoBoxItem.color);
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break;
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}
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default:
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Q_ASSERT(false);
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break;
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}
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rowRect.translate(0, rowRect.height());
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}
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rowRect.translate(0, rowRect.height());
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painter.restore();
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if (m_displayMode == InkCoverage)
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{
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const InkCoverageInfo& info = getInkCoverageInfo();
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if (info.colorScale.isValid())
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{
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painter.save();
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int rowHeight = rowRect.height();
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QRect colorScaleRect = rowRect;
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colorScaleRect.setBottom(contentRect.bottom());
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const int maxRows = colorScaleRect.height() / rowHeight;
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int rows = maxRows;
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if (rows > 6)
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{
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painter.save();
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QFont font = painter.font();
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font.setBold(true);
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painter.setFont(font);
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painter.drawText(rowRect, Qt::AlignCenter | Qt::TextSingleLine, tr("Distribution"));
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rowRect.translate(0, rowRect.height());
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colorScaleRect.setTop(rowRect.top());
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painter.restore();
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--rows;
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const pdf::PDFColorScale& colorScale = info.colorScale;
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pdf::PDFLinearInterpolation<qreal> interpolation(0, rows - 1, colorScale.getMax(), colorScale.getMin());
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QRect colorRect = colorScaleRect;
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colorRect.setLeft(colorScaleRect.left() + colorScaleRect.width() / 3);
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colorRect.setWidth(colorScaleRect.width() / 3);
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colorRect.setHeight(rowHeight);
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colorRect.translate(0, rowHeight / 2);
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QRect textRect = rowRect;
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textRect.setLeft(colorRect.right() + colorRect.height() / 2);
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QLocale locale;
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qreal colorScaleTop = colorRect.top();
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qreal colorScaleBottom = colorRect.bottom();
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for (int i = 0; i < rows; ++i)
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{
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if (i < rows - 1)
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{
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QLinearGradient gradient(0, colorRect.top(), 0, colorRect.bottom());
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gradient.setColorAt(0, colorScale.map(interpolation(i)));
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gradient.setColorAt(1, colorScale.map(interpolation(i + 1)));
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painter.setPen(Qt::NoPen);
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painter.setBrush(QBrush(gradient));
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painter.drawRect(colorRect);
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colorScaleBottom = colorRect.bottom();
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}
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pdf::PDFReal value = interpolation(i) * 100.0;
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QPointF point2 = (textRect.topLeft() + textRect.bottomLeft()) * 0.5;
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point2.rx() -= rowHeight / 4;
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QPointF point1 = point2;
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point1.rx() -= rowHeight / 4;
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painter.setPen(Qt::black);
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painter.drawLine(point1, point2);
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painter.drawText(textRect, Qt::AlignVCenter | Qt::AlignLeft | Qt::TextSingleLine, QString("%1 %").arg(locale.toString(value, 'f', 2)));
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colorRect.translate(0, colorRect.height());
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textRect.translate(0, textRect.height());
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}
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if (m_imagePointUnderCursor.has_value())
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{
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pdf::PDFLinearInterpolation<qreal> inverseInterpolation(colorScale.getMax(), colorScale.getMin(), colorScaleTop, colorScaleBottom);
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pdf::PDFColorComponent coverage = m_originalProcessBitmap.getPixelInkCoverage(m_imagePointUnderCursor->x(), m_imagePointUnderCursor->y());
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qreal yCoordinate = inverseInterpolation(coverage);
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const int triangleRight = colorRect.left();
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const int triangleLeft = triangleRight - colorRect.height();
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const int halfHeight = (triangleRight - triangleLeft) * 0.5;
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QPolygonF triangle;
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triangle << QPointF(triangleLeft, yCoordinate - halfHeight);
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triangle << QPointF(triangleRight, yCoordinate);
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triangle << QPointF(triangleLeft, yCoordinate + halfHeight);
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painter.setPen(Qt::NoPen);
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painter.setBrush(QBrush(Qt::red));
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painter.drawConvexPolygon(triangle);
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QString textCoverage = QString("%1 %").arg(locale.toString(coverage * 100.0, 'f', 2));
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const int textRight = triangleLeft - rowHeight / 4;
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const int textWidth = painter.fontMetrics().horizontalAdvance(textCoverage);
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const int textStart = textRight - textWidth;
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QRect currentTextRect(textStart, yCoordinate - halfHeight, textWidth + 1, rowHeight);
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painter.setPen(Qt::black);
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painter.drawText(currentTextRect, Qt::AlignVCenter | Qt::AlignLeft | Qt::TextSingleLine, textCoverage);
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}
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}
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painter.restore();
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}
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}
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}
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}
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QMargins OutputPreviewWidget::getDrawMargins() const
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{
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const int horizontalMargin = pdf::PDFWidgetUtils::scaleDPI_x(this, 5);
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const int verticalMargin = pdf::PDFWidgetUtils::scaleDPI_y(this, 5);
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return QMargins(horizontalMargin, verticalMargin, horizontalMargin, verticalMargin);
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}
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QRect OutputPreviewWidget::getContentRect() const
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{
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QRect rect = this->rect();
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QRect contentRect = rect.marginsRemoved(getDrawMargins());
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return contentRect;
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}
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QRect OutputPreviewWidget::getPageImageRect(QRect contentRect) const
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{
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int infoBoxWidth = getInfoBoxWidth();
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if (infoBoxWidth > 0)
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{
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infoBoxWidth += pdf::PDFWidgetUtils::scaleDPI_x(this, 5);
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}
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contentRect.setRight(contentRect.right() - infoBoxWidth);
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return contentRect;
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}
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int OutputPreviewWidget::getInfoBoxWidth() const
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{
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if (m_infoBoxItems.empty())
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{
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return 0;
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}
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return pdf::PDFWidgetUtils::scaleDPI_x(this, 200);
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}
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int OutputPreviewWidget::getInfoBoxContentHorizontalMargin() const
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{
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return pdf::PDFWidgetUtils::scaleDPI_x(this, 5);
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}
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void OutputPreviewWidget::buildInfoBoxItems()
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{
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m_infoBoxItems.clear();
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QColor sampleColor;
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switch (m_displayMode)
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{
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case Separations:
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case ColorWarningInkCoverage:
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case ColorWarningRichBlack:
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case InkCoverage:
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{
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if (m_originalProcessBitmap.getWidth() > 0 && m_originalProcessBitmap.getHeight() > 0)
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{
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const pdf::PDFPixelFormat pixelFormat = m_originalProcessBitmap.getPixelFormat();
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std::vector<pdf::PDFInkMapper::ColorInfo> separations = m_inkMapper->getSeparations(pixelFormat.getProcessColorChannelCount(), true);
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QStringList colorValues;
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colorValues.reserve(pixelFormat.getColorChannelCount());
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Q_ASSERT(pixelFormat.getColorChannelCount() == separations.size());
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std::vector<QColor> inkColors;
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if (m_imagePointUnderCursor.has_value())
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{
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QPoint point = m_imagePointUnderCursor.value();
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Q_ASSERT(point.x() >= 0);
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Q_ASSERT(point.x() < m_originalProcessBitmap.getWidth());
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Q_ASSERT(point.y() >= 0);
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Q_ASSERT(point.y() < m_originalProcessBitmap.getHeight());
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pdf::PDFColorBuffer buffer = m_originalProcessBitmap.getPixel(point.x(), point.y());
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for (int i = 0; i < pixelFormat.getColorChannelCount(); ++i)
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{
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const pdf::PDFColorComponent color = buffer[i] * 100.0f;
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const int percent = qRound(color);
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colorValues << QString("%1 %").arg(percent);
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QColor inkColor = separations[i].color;
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if (inkColor.isValid())
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{
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inkColor.setAlphaF(buffer[i]);
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inkColors.push_back(inkColor);
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}
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}
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Q_ASSERT(point.x() >= 0);
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Q_ASSERT(point.x() < m_pageImage.width());
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Q_ASSERT(point.y() >= 0);
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Q_ASSERT(point.y() < m_pageImage.height());
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sampleColor = m_pageImage.pixelColor(point);
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}
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else
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{
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for (int i = 0; i < pixelFormat.getColorChannelCount(); ++i)
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{
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colorValues << QString();
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}
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}
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// Count process/spot inks
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int processInks = 0;
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int spotInks = 0;
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for (const auto& colorInfo : separations)
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{
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if (!colorInfo.isSpot)
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{
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++processInks;
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}
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else
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{
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++spotInks;
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}
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}
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int colorValueIndex = 0;
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if (processInks > 0)
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{
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addInfoBoxSeparator();
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addInfoBoxHeader(tr("Process Inks"));
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for (const auto& colorInfo : separations)
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{
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if (colorInfo.isSpot)
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{
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continue;
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}
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addInfoBoxColoredItem(colorInfo.color, colorInfo.textName, colorValues[colorValueIndex++]);
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}
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}
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if (spotInks > 0)
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{
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addInfoBoxSeparator();
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addInfoBoxHeader(tr("Spot Inks"));
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for (const auto& colorInfo : separations)
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{
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if (!colorInfo.isSpot)
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{
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continue;
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}
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addInfoBoxColoredItem(colorInfo.color, colorInfo.textName, colorValues[colorValueIndex++]);
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}
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}
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}
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break;
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}
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case ShapeChannel:
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case OpacityChannel:
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break;
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default:
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Q_ASSERT(false);
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break;
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}
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if (m_displayMode == ColorWarningInkCoverage)
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{
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addInfoBoxSeparator();
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addInfoBoxHeader(tr("Warning | Ink Coverage"));
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QLocale locale;
|
|
const auto& alarmImage = getAlarmCoverageImage();
|
|
addInfoBoxColoredItem(Qt::green, tr("OK"), QString("%1 mm²").arg(locale.toString(alarmImage.areaValid, 'f', 2)));
|
|
addInfoBoxColoredItem(Qt::red, tr("Failure"), QString("%1 mm²").arg(locale.toString(alarmImage.areaInvalid, 'f', 2)));
|
|
}
|
|
|
|
if (m_displayMode == ColorWarningRichBlack)
|
|
{
|
|
addInfoBoxSeparator();
|
|
addInfoBoxHeader(tr("Warning | Rich Black"));
|
|
|
|
QLocale locale;
|
|
const auto& alarmImage = getAlarmRichBlackImage();
|
|
addInfoBoxColoredItem(Qt::green, tr("OK"), QString("%1 mm²").arg(locale.toString(alarmImage.areaValid, 'f', 2)));
|
|
addInfoBoxColoredItem(Qt::red, tr("Failure"), QString("%1 mm²").arg(locale.toString(alarmImage.areaInvalid, 'f', 2)));
|
|
}
|
|
|
|
if (m_displayMode == Separations || m_displayMode == InkCoverage)
|
|
{
|
|
if (m_originalProcessBitmap.getWidth() > 0 && m_originalProcessBitmap.getHeight() > 0)
|
|
{
|
|
const pdf::PDFPixelFormat pixelFormat = m_originalProcessBitmap.getPixelFormat();
|
|
std::vector<pdf::PDFInkMapper::ColorInfo> separations = m_inkMapper->getSeparations(pixelFormat.getProcessColorChannelCount(), true);
|
|
const std::vector<pdf::PDFColorComponent>& inkCoverage = getInkCoverage();
|
|
|
|
if (!inkCoverage.empty() && inkCoverage.size() == separations.size())
|
|
{
|
|
addInfoBoxSeparator();
|
|
addInfoBoxHeader(tr("Ink Coverage"));
|
|
|
|
QLocale locale;
|
|
|
|
for (size_t i = 0; i < inkCoverage.size(); ++i)
|
|
{
|
|
const pdf::PDFColorComponent area = inkCoverage[i];
|
|
const QColor separationColor = separations[i].color;
|
|
const QString& name = separations[i].textName;
|
|
|
|
addInfoBoxColoredItem(separationColor, name, QString("%1 mm²").arg(locale.toString(area, 'f', 2)));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_displayMode == ShapeChannel || m_displayMode == OpacityChannel)
|
|
{
|
|
addInfoBoxSeparator();
|
|
addInfoBoxHeader(tr("Shape/Opacity"));
|
|
}
|
|
|
|
if (sampleColor.isValid())
|
|
{
|
|
addInfoBoxSeparator();
|
|
addInfoBoxHeader(tr("Sample Color"));
|
|
addInfoBoxColoredRect(sampleColor);
|
|
}
|
|
}
|
|
|
|
void OutputPreviewWidget::addInfoBoxHeader(QString caption)
|
|
{
|
|
m_infoBoxItems.push_back(InfoBoxItem(Header, QColor(), caption, QString()));
|
|
}
|
|
|
|
void OutputPreviewWidget::addInfoBoxSeparator()
|
|
{
|
|
if (!m_infoBoxItems.empty())
|
|
{
|
|
m_infoBoxItems.push_back(InfoBoxItem(Separator, QColor(), QString(), QString()));
|
|
}
|
|
}
|
|
|
|
void OutputPreviewWidget::addInfoBoxColoredItem(QColor color, QString caption, QString value)
|
|
{
|
|
m_infoBoxItems.push_back(InfoBoxItem(ColoredItem, color, caption, value));
|
|
}
|
|
|
|
void OutputPreviewWidget::addInfoBoxColoredRect(QColor color)
|
|
{
|
|
m_infoBoxItems.push_back(InfoBoxItem(ColorOnly, color, QString(), QString()));
|
|
}
|
|
|
|
const std::vector<pdf::PDFColorComponent>& OutputPreviewWidget::getInkCoverage() const
|
|
{
|
|
return m_inkCoverageMM.get(this, &OutputPreviewWidget::getInkCoverageImpl);
|
|
}
|
|
|
|
const OutputPreviewWidget::AlarmImageInfo& OutputPreviewWidget::getAlarmCoverageImage() const
|
|
{
|
|
return m_alarmCoverageImage.get(this, &OutputPreviewWidget::getAlarmCoverageImageImpl);
|
|
}
|
|
|
|
const OutputPreviewWidget::AlarmImageInfo& OutputPreviewWidget::getAlarmRichBlackImage() const
|
|
{
|
|
return m_alarmRichBlackImage.get(this, &OutputPreviewWidget::getAlarmRichBlackImageImpl);
|
|
}
|
|
|
|
const OutputPreviewWidget::InkCoverageInfo& OutputPreviewWidget::getInkCoverageInfo() const
|
|
{
|
|
return m_inkCoverageImage.get(this, &OutputPreviewWidget::getInkCoverageInfoImpl);
|
|
}
|
|
|
|
const QImage& OutputPreviewWidget::getShapeImage() const
|
|
{
|
|
return m_shapeMask.get(this, &OutputPreviewWidget::getShapeImageImpl);
|
|
}
|
|
|
|
const QImage& OutputPreviewWidget::getOpacityImage() const
|
|
{
|
|
return m_opacityMask.get(this, &OutputPreviewWidget::getOpacityImageImpl);
|
|
}
|
|
|
|
std::vector<pdf::PDFColorComponent> OutputPreviewWidget::getInkCoverageImpl() const
|
|
{
|
|
std::vector<pdf::PDFColorComponent> result;
|
|
|
|
if (m_originalProcessBitmap.getWidth() > 0 && m_originalProcessBitmap.getHeight() > 0)
|
|
{
|
|
pdf::PDFPixelFormat pixelFormat = m_originalProcessBitmap.getPixelFormat();
|
|
pdf::PDFColorComponent totalArea = m_pageSizeMM.width() * m_pageSizeMM.height();
|
|
pdf::PDFColorComponent pixelArea = totalArea / pdf::PDFColorComponent(m_originalProcessBitmap.getWidth() * m_originalProcessBitmap.getHeight());
|
|
|
|
const uint8_t colorChannelCount = pixelFormat.getColorChannelCount();
|
|
result.resize(colorChannelCount, 0.0f);
|
|
|
|
for (size_t y = 0; y < m_originalProcessBitmap.getHeight(); ++y)
|
|
{
|
|
for (size_t x = 0; x < m_originalProcessBitmap.getWidth(); ++x)
|
|
{
|
|
const pdf::PDFConstColorBuffer buffer = m_originalProcessBitmap.getPixel(x, y);
|
|
const pdf::PDFColorComponent alpha = pixelFormat.hasOpacityChannel() ? buffer[pixelFormat.getOpacityChannelIndex()] : 1.0f;
|
|
|
|
for (uint8_t i = 0; i < colorChannelCount; ++i)
|
|
{
|
|
result[i] += buffer[i] * alpha;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (uint8_t i = 0; i < colorChannelCount; ++i)
|
|
{
|
|
result[i] *= pixelArea;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
OutputPreviewWidget::AlarmImageInfo OutputPreviewWidget::getAlarmCoverageImageImpl() const
|
|
{
|
|
AlarmImageInfo alarmImage;
|
|
alarmImage.image = m_pageImage;
|
|
alarmImage.areaValid = 0.0f;
|
|
alarmImage.areaInvalid = 0.0f;
|
|
|
|
const int width = alarmImage.image.width();
|
|
const int height = alarmImage.image.height();
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
pdf::PDFColorComponent inkCoverage = m_originalProcessBitmap.getPixelInkCoverage(x, y);
|
|
|
|
if (inkCoverage > m_inkCoverageLimit)
|
|
{
|
|
alarmImage.areaInvalid += 1.0f;
|
|
alarmImage.image.setPixelColor(x, y, m_alarmColor);
|
|
}
|
|
else if (!qFuzzyIsNull(inkCoverage))
|
|
{
|
|
alarmImage.areaValid += 1.0f;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (width > 0 && height > 0)
|
|
{
|
|
const pdf::PDFColorComponent factor = m_pageSizeMM.width() * m_pageSizeMM.height() / (pdf::PDFColorComponent(width) * pdf::PDFColorComponent(height));
|
|
alarmImage.areaValid *= factor;
|
|
alarmImage.areaInvalid *= factor;
|
|
}
|
|
|
|
return alarmImage;
|
|
}
|
|
|
|
OutputPreviewWidget::AlarmImageInfo OutputPreviewWidget::getAlarmRichBlackImageImpl() const
|
|
{
|
|
AlarmImageInfo alarmImage;
|
|
alarmImage.image = m_pageImage;
|
|
alarmImage.areaValid = 0.0f;
|
|
alarmImage.areaInvalid = 0.0f;
|
|
|
|
const pdf::PDFPixelFormat pixelFormat = m_originalProcessBitmap.getPixelFormat();
|
|
if (pixelFormat.getProcessColorChannelCount() == 4)
|
|
{
|
|
const int width = alarmImage.image.width();
|
|
const int height = alarmImage.image.height();
|
|
|
|
const uint8_t blackChannelIndex = pixelFormat.getProcessColorChannelIndexStart() + 3;
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
pdf::PDFConstColorBuffer buffer = m_originalProcessBitmap.getPixel(x, y);
|
|
pdf::PDFColorComponent blackInk = buffer[blackChannelIndex];
|
|
pdf::PDFColorComponent inkCoverage = m_originalProcessBitmap.getPixelInkCoverage(x, y);
|
|
pdf::PDFColorComponent inkCoverageWithoutBlack = inkCoverage - blackInk;
|
|
|
|
if (blackInk > m_richBlackLimit && !qFuzzyIsNull(inkCoverageWithoutBlack))
|
|
{
|
|
alarmImage.areaInvalid += 1.0f;
|
|
alarmImage.image.setPixelColor(x, y, m_alarmColor);
|
|
}
|
|
else if (!qFuzzyIsNull(inkCoverage))
|
|
{
|
|
alarmImage.areaValid += 1.0f;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (width > 0 && height > 0)
|
|
{
|
|
const pdf::PDFColorComponent factor = m_pageSizeMM.width() * m_pageSizeMM.height() / (pdf::PDFColorComponent(width) * pdf::PDFColorComponent(height));
|
|
alarmImage.areaValid *= factor;
|
|
alarmImage.areaInvalid *= factor;
|
|
}
|
|
}
|
|
|
|
return alarmImage;
|
|
}
|
|
|
|
OutputPreviewWidget::InkCoverageInfo OutputPreviewWidget::getInkCoverageInfoImpl() const
|
|
{
|
|
InkCoverageInfo coverageInfo;
|
|
coverageInfo.minValue = 0.0f;
|
|
coverageInfo.maxValue = 1.0f;
|
|
|
|
pdf::PDFFloatBitmap inkCoverageBitmap = m_originalProcessBitmap.getInkCoverageBitmap();
|
|
|
|
int width = int(inkCoverageBitmap.getWidth());
|
|
int height = int(inkCoverageBitmap.getHeight());
|
|
|
|
if (width > 0 && height > 0)
|
|
{
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
pdf::PDFColorBuffer buffer = inkCoverageBitmap.getPixel(x, y);
|
|
const pdf::PDFColorComponent coverage = buffer[0];
|
|
coverageInfo.maxValue = qMax(coverage, coverageInfo.maxValue);
|
|
}
|
|
}
|
|
|
|
coverageInfo.colorScale = pdf::PDFColorScale(coverageInfo.minValue, coverageInfo.maxValue);
|
|
coverageInfo.image = QImage(width, height, QImage::Format_RGBX8888);
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
pdf::PDFColorBuffer buffer = inkCoverageBitmap.getPixel(x, y);
|
|
const pdf::PDFColorComponent coverage = buffer[0];
|
|
|
|
coverageInfo.image.setPixelColor(x, y, coverageInfo.colorScale.map(coverage));
|
|
}
|
|
}
|
|
}
|
|
|
|
return coverageInfo;
|
|
}
|
|
|
|
QImage OutputPreviewWidget::getShapeImageImpl() const
|
|
{
|
|
if (!m_originalProcessBitmap.getPixelFormat().hasShapeChannel())
|
|
{
|
|
return QImage();
|
|
}
|
|
|
|
return m_originalProcessBitmap.getChannelImage(m_originalProcessBitmap.getPixelFormat().getShapeChannelIndex());
|
|
}
|
|
|
|
QImage OutputPreviewWidget::getOpacityImageImpl() const
|
|
{
|
|
if (!m_originalProcessBitmap.getPixelFormat().hasOpacityChannel())
|
|
{
|
|
return QImage();
|
|
}
|
|
|
|
return m_originalProcessBitmap.getChannelImage(m_originalProcessBitmap.getPixelFormat().getOpacityChannelIndex());
|
|
}
|
|
|
|
pdf::PDFColorComponent OutputPreviewWidget::getRichBlackLimit() const
|
|
{
|
|
return m_richBlackLimit;
|
|
}
|
|
|
|
void OutputPreviewWidget::setRichBlackLimit(pdf::PDFColorComponent richBlackLimit)
|
|
{
|
|
if (m_richBlackLimit != richBlackLimit)
|
|
{
|
|
m_richBlackLimit = richBlackLimit;
|
|
m_alarmRichBlackImage.dirty();
|
|
buildInfoBoxItems();
|
|
update();
|
|
}
|
|
}
|
|
|
|
pdf::PDFColorComponent OutputPreviewWidget::getInkCoverageLimit() const
|
|
{
|
|
return m_inkCoverageLimit;
|
|
}
|
|
|
|
void OutputPreviewWidget::setInkCoverageLimit(pdf::PDFColorComponent inkCoverageLimit)
|
|
{
|
|
if (m_inkCoverageLimit != inkCoverageLimit)
|
|
{
|
|
m_inkCoverageLimit = inkCoverageLimit;
|
|
m_alarmCoverageImage.dirty();
|
|
buildInfoBoxItems();
|
|
update();
|
|
}
|
|
}
|
|
|
|
OutputPreviewWidget::DisplayMode OutputPreviewWidget::getDisplayMode() const
|
|
{
|
|
return m_displayMode;
|
|
}
|
|
|
|
void OutputPreviewWidget::setDisplayMode(const DisplayMode& displayMode)
|
|
{
|
|
if (m_displayMode != displayMode)
|
|
{
|
|
m_displayMode = displayMode;
|
|
buildInfoBoxItems();
|
|
update();
|
|
}
|
|
}
|
|
|
|
QColor OutputPreviewWidget::getAlarmColor() const
|
|
{
|
|
return m_alarmColor;
|
|
}
|
|
|
|
void OutputPreviewWidget::setAlarmColor(const QColor& alarmColor)
|
|
{
|
|
if (m_alarmColor != alarmColor)
|
|
{
|
|
m_alarmColor = alarmColor;
|
|
m_alarmCoverageImage.dirty();
|
|
m_alarmRichBlackImage.dirty();
|
|
update();
|
|
}
|
|
}
|
|
|
|
const pdf::PDFInkMapper* OutputPreviewWidget::getInkMapper() const
|
|
{
|
|
return m_inkMapper;
|
|
}
|
|
|
|
void OutputPreviewWidget::setInkMapper(const pdf::PDFInkMapper* inkMapper)
|
|
{
|
|
m_inkMapper = inkMapper;
|
|
}
|
|
|
|
QSize OutputPreviewWidget::getPageImageSizeHint() const
|
|
{
|
|
return getPageImageRect(getContentRect()).size();
|
|
}
|
|
|
|
void OutputPreviewWidget::mouseMoveEvent(QMouseEvent* event)
|
|
{
|
|
m_imagePointUnderCursor = std::nullopt;
|
|
|
|
if (m_pageImage.isNull())
|
|
{
|
|
// Nothing to do...
|
|
return;
|
|
}
|
|
|
|
QPoint position = event->pos();
|
|
QRect rect = getPageImageRect(getContentRect());
|
|
|
|
if (rect.contains(position))
|
|
{
|
|
int verticalImageOffset = (rect.height() - m_pageImage.height()) / 2;
|
|
QPoint imagePoint = position - rect.topLeft() - QPoint(0, verticalImageOffset);
|
|
|
|
if (imagePoint.x() >= 0 && imagePoint.x() < m_pageImage.width() &&
|
|
imagePoint.y() >= 0 && imagePoint.y() < m_pageImage.height())
|
|
{
|
|
m_imagePointUnderCursor = imagePoint;
|
|
}
|
|
}
|
|
|
|
buildInfoBoxItems();
|
|
update();
|
|
}
|
|
|
|
} // pdfplugin
|