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Diffstat (limited to 'src/pdfquick/qml/PdfMultiPageView.qml')
| -rw-r--r-- | src/pdfquick/qml/PdfMultiPageView.qml | 434 |
1 files changed, 0 insertions, 434 deletions
diff --git a/src/pdfquick/qml/PdfMultiPageView.qml b/src/pdfquick/qml/PdfMultiPageView.qml deleted file mode 100644 index 71485c214..000000000 --- a/src/pdfquick/qml/PdfMultiPageView.qml +++ /dev/null @@ -1,434 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2020 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the QtPDF module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL3$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPLv3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or later as published by the Free -** Software Foundation and appearing in the file LICENSE.GPL included in -** the packaging of this file. Please review the following information to -** ensure the GNU General Public License version 2.0 requirements will be -** met: http://www.gnu.org/licenses/gpl-2.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -import QtQuick 2.14 -import QtQuick.Controls 2.14 -import QtQuick.Layouts 1.14 -import QtQuick.Pdf 5.15 -import QtQuick.Shapes 1.14 -import QtQuick.Window 2.14 - -Item { - // public API - // TODO 5.15: required property - property var document: undefined - property bool debug: false - - property string selectedText - function selectAll() { - var currentItem = tableHelper.itemAtCell(tableHelper.cellAtPos(root.width / 2, root.height / 2)) - if (currentItem) - currentItem.selection.selectAll() - } - function copySelectionToClipboard() { - var currentItem = tableHelper.itemAtCell(tableHelper.cellAtPos(root.width / 2, root.height / 2)) - if (debug) - console.log("currentItem", currentItem, "sel", currentItem.selection.text) - if (currentItem) - currentItem.selection.copyToClipboard() - } - - // page navigation - property alias currentPage: navigationStack.currentPage - property alias backEnabled: navigationStack.backAvailable - property alias forwardEnabled: navigationStack.forwardAvailable - function back() { navigationStack.back() } - function forward() { navigationStack.forward() } - function goToPage(page) { - if (page === navigationStack.currentPage) - return - goToLocation(page, Qt.point(-1, -1), 0) - } - function goToLocation(page, location, zoom) { - if (zoom > 0) { - navigationStack.jumping = true // don't call navigationStack.update() because we will push() instead - root.renderScale = zoom - tableView.forceLayout() // but do ensure that the table layout is correct before we try to jump - navigationStack.jumping = false - } - navigationStack.push(page, location, zoom) // actually jump - } - property vector2d jumpLocationMargin: Qt.vector2d(10, 10) // px from top-left corner - property int currentPageRenderingStatus: Image.Null - - // page scaling - property real renderScale: 1 - property real pageRotation: 0 - function resetScale() { root.renderScale = 1 } - function scaleToWidth(width, height) { - root.renderScale = width / (tableView.rot90 ? tableView.firstPagePointSize.height : tableView.firstPagePointSize.width) - } - function scaleToPage(width, height) { - var windowAspect = width / height - var pageAspect = tableView.firstPagePointSize.width / tableView.firstPagePointSize.height - if (tableView.rot90) { - if (windowAspect > pageAspect) { - root.renderScale = height / tableView.firstPagePointSize.width - } else { - root.renderScale = width / tableView.firstPagePointSize.height - } - } else { - if (windowAspect > pageAspect) { - root.renderScale = height / tableView.firstPagePointSize.height - } else { - root.renderScale = width / tableView.firstPagePointSize.width - } - } - } - - // text search - property alias searchModel: searchModel - property alias searchString: searchModel.searchString - function searchBack() { --searchModel.currentResult } - function searchForward() { ++searchModel.currentResult } - - id: root - PdfStyle { id: style } - TableView { - id: tableView - anchors.fill: parent - anchors.leftMargin: 2 - model: modelInUse && root.document !== undefined ? root.document.pageCount : 0 - // workaround to make TableView do scheduleRebuildTable(RebuildOption::All) in cases when forceLayout() doesn't - property bool modelInUse: true - function rebuild() { - modelInUse = false - modelInUse = true - } - // end workaround - rowSpacing: 6 - property real rotationNorm: Math.round((360 + (root.pageRotation % 360)) % 360) - property bool rot90: rotationNorm == 90 || rotationNorm == 270 - onRot90Changed: forceLayout() - property size firstPagePointSize: document === undefined ? Qt.size(0, 0) : document.pagePointSize(0) - property real pageHolderWidth: Math.max(root.width, document === undefined ? 0 : - (rot90 ? document.maxPageHeight : document.maxPageWidth) * root.renderScale) - contentWidth: document === undefined ? 0 : pageHolderWidth + vscroll.width + 2 - rowHeightProvider: function(row) { return (rot90 ? document.pagePointSize(row).width : document.pagePointSize(row).height) * root.renderScale } - TableViewExtra { - id: tableHelper - tableView: tableView - } - delegate: Rectangle { - id: pageHolder - color: root.debug ? "beige" : "transparent" - Text { - visible: root.debug - anchors { right: parent.right; verticalCenter: parent.verticalCenter } - rotation: -90; text: pageHolder.width.toFixed(1) + "x" + pageHolder.height.toFixed(1) + "\n" + - image.width.toFixed(1) + "x" + image.height.toFixed(1) - } - implicitWidth: tableView.pageHolderWidth - implicitHeight: tableView.rot90 ? image.width : image.height - property alias selection: selection - Rectangle { - id: paper - width: image.width - height: image.height - rotation: root.pageRotation - anchors.centerIn: pinch.active ? undefined : parent - property size pagePointSize: document.pagePointSize(index) - property real pageScale: image.paintedWidth / pagePointSize.width - Image { - id: image - source: document.source - currentFrame: index - asynchronous: true - fillMode: Image.PreserveAspectFit - width: paper.pagePointSize.width * root.renderScale - height: paper.pagePointSize.height * root.renderScale - property real renderScale: root.renderScale - property real oldRenderScale: 1 - onRenderScaleChanged: { - image.sourceSize.width = paper.pagePointSize.width * renderScale - image.sourceSize.height = 0 - paper.scale = 1 - searchHighlights.update() - } - onStatusChanged: { - if (index === navigationStack.currentPage) - root.currentPageRenderingStatus = status - } - } - Shape { - anchors.fill: parent - visible: image.status === Image.Ready - onVisibleChanged: searchHighlights.update() - ShapePath { - strokeWidth: -1 - fillColor: style.pageSearchResultsColor - scale: Qt.size(paper.pageScale, paper.pageScale) - PathMultiline { - id: searchHighlights - function update() { - // paths could be a binding, but we need to be able to "kick" it sometimes - paths = searchModel.boundingPolygonsOnPage(index) - } - } - } - Connections { - target: searchModel - // whenever the highlights on the _current_ page change, they actually need to change on _all_ pages - // (usually because the search string has changed) - function onCurrentPageBoundingPolygonsChanged() { searchHighlights.update() } - } - ShapePath { - strokeWidth: -1 - fillColor: style.selectionColor - scale: Qt.size(paper.pageScale, paper.pageScale) - PathMultiline { - paths: selection.geometry - } - } - } - Shape { - anchors.fill: parent - visible: image.status === Image.Ready && searchModel.currentPage === index - ShapePath { - strokeWidth: style.currentSearchResultStrokeWidth - strokeColor: style.currentSearchResultStrokeColor - fillColor: "transparent" - scale: Qt.size(paper.pageScale, paper.pageScale) - PathMultiline { - paths: searchModel.currentResultBoundingPolygons - } - } - } - PinchHandler { - id: pinch - minimumScale: 0.1 - maximumScale: root.renderScale < 4 ? 2 : 1 - minimumRotation: root.pageRotation - maximumRotation: root.pageRotation - enabled: image.sourceSize.width < 5000 - onActiveChanged: - if (active) { - paper.z = 10 - } else { - paper.z = 0 - var centroidInPoints = Qt.point(pinch.centroid.position.x / root.renderScale, - pinch.centroid.position.y / root.renderScale) - var centroidInFlickable = tableView.mapFromItem(paper, pinch.centroid.position.x, pinch.centroid.position.y) - var newSourceWidth = image.sourceSize.width * paper.scale - var ratio = newSourceWidth / image.sourceSize.width - if (root.debug) - console.log("pinch ended on page", index, "with centroid", pinch.centroid.position, centroidInPoints, "wrt flickable", centroidInFlickable, - "page at", pageHolder.x.toFixed(2), pageHolder.y.toFixed(2), - "contentX/Y were", tableView.contentX.toFixed(2), tableView.contentY.toFixed(2)) - if (ratio > 1.1 || ratio < 0.9) { - var centroidOnPage = Qt.point(centroidInPoints.x * root.renderScale * ratio, centroidInPoints.y * root.renderScale * ratio) - paper.scale = 1 - paper.x = 0 - paper.y = 0 - root.renderScale *= ratio - tableView.forceLayout() - if (tableView.rotationNorm == 0) { - tableView.contentX = pageHolder.x + tableView.originX + centroidOnPage.x - centroidInFlickable.x - tableView.contentY = pageHolder.y + tableView.originY + centroidOnPage.y - centroidInFlickable.y - } else if (tableView.rotationNorm == 90) { - tableView.contentX = pageHolder.x + tableView.originX + image.height - centroidOnPage.y - centroidInFlickable.x - tableView.contentY = pageHolder.y + tableView.originY + centroidOnPage.x - centroidInFlickable.y - } else if (tableView.rotationNorm == 180) { - tableView.contentX = pageHolder.x + tableView.originX + image.width - centroidOnPage.x - centroidInFlickable.x - tableView.contentY = pageHolder.y + tableView.originY + image.height - centroidOnPage.y - centroidInFlickable.y - } else if (tableView.rotationNorm == 270) { - tableView.contentX = pageHolder.x + tableView.originX + centroidOnPage.y - centroidInFlickable.x - tableView.contentY = pageHolder.y + tableView.originY + image.width - centroidOnPage.x - centroidInFlickable.y - } - if (root.debug) - console.log("contentX/Y adjusted to", tableView.contentX.toFixed(2), tableView.contentY.toFixed(2), "y @top", pageHolder.y) - tableView.returnToBounds() - } - } - grabPermissions: PointerHandler.CanTakeOverFromAnything - } - DragHandler { - id: textSelectionDrag - acceptedDevices: PointerDevice.Mouse | PointerDevice.Stylus - target: null - } - TapHandler { - id: mouseClickHandler - acceptedDevices: PointerDevice.Mouse | PointerDevice.Stylus - } - TapHandler { - id: touchTapHandler - acceptedDevices: PointerDevice.TouchScreen - onTapped: { - selection.clear() - selection.forceActiveFocus() - } - } - Repeater { - model: PdfLinkModel { - id: linkModel - document: root.document - page: image.currentFrame - } - delegate: Shape { - x: rect.x * paper.pageScale - y: rect.y * paper.pageScale - width: rect.width * paper.pageScale - height: rect.height * paper.pageScale - visible: image.status === Image.Ready - ShapePath { - strokeWidth: style.linkUnderscoreStrokeWidth - strokeColor: style.linkUnderscoreColor - strokeStyle: style.linkUnderscoreStrokeStyle - dashPattern: style.linkUnderscoreDashPattern - startX: 0; startY: height - PathLine { x: width; y: height } - } - MouseArea { // TODO switch to TapHandler / HoverHandler in 5.15 - id: linkMA - anchors.fill: parent - cursorShape: Qt.PointingHandCursor - hoverEnabled: true - onClicked: { - if (page >= 0) - root.goToLocation(page, location, zoom) - else - Qt.openUrlExternally(url) - } - } - ToolTip { - visible: linkMA.containsMouse - delay: 1000 - text: page >= 0 ? - ("page " + (page + 1) + - " location " + location.x.toFixed(1) + ", " + location.y.toFixed(1) + - " zoom " + zoom) : url - } - } - } - PdfSelection { - id: selection - anchors.fill: parent - document: root.document - page: image.currentFrame - renderScale: image.renderScale - fromPoint: textSelectionDrag.centroid.pressPosition - toPoint: textSelectionDrag.centroid.position - hold: !textSelectionDrag.active && !mouseClickHandler.pressed - onTextChanged: root.selectedText = text - focus: true - } - } - } - ScrollBar.vertical: ScrollBar { - id: vscroll - property bool moved: false - onPositionChanged: moved = true - onActiveChanged: { - var cell = tableHelper.cellAtPos(root.width / 2, root.height / 2) - var currentItem = tableHelper.itemAtCell(cell) - var currentLocation = Qt.point(0, 0) - if (currentItem) { // maybe the delegate wasn't loaded yet - currentLocation = Qt.point((tableView.contentX - currentItem.x + jumpLocationMargin.x) / root.renderScale, - (tableView.contentY - currentItem.y + jumpLocationMargin.y) / root.renderScale) - } - if (active) { - moved = false - // emitJumped false to avoid interrupting a pinch if TableView thinks it should scroll at the same time - navigationStack.push(cell.y, currentLocation, root.renderScale, false) - } else if (moved) { - navigationStack.update(cell.y, currentLocation, root.renderScale) - } - } - } - ScrollBar.horizontal: ScrollBar { } - } - onRenderScaleChanged: { - // if navigationStack.jumped changes the scale, don't turn around and update the stack again; - // and don't force layout either, because positionViewAtCell() will do that - if (navigationStack.jumping) - return - // make TableView rebuild from scratch, because otherwise it doesn't know the delegates are changing size - tableView.rebuild() - var cell = tableHelper.cellAtPos(root.width / 2, root.height / 2) - var currentItem = tableHelper.itemAtCell(cell) - if (currentItem) { - var currentLocation = Qt.point((tableView.contentX - currentItem.x + jumpLocationMargin.x) / root.renderScale, - (tableView.contentY - currentItem.y + jumpLocationMargin.y) / root.renderScale) - navigationStack.update(cell.y, currentLocation, renderScale) - } - } - PdfNavigationStack { - id: navigationStack - property bool jumping: false - property int previousPage: 0 - onJumped: { - jumping = true - root.renderScale = zoom - if (location.y < 0) { - // invalid to indicate that a specific location was not needed, - // so attempt to position the new page just as the current page is - var currentYOffset = 0 - var previousPageDelegate = tableHelper.itemAtCell(0, previousPage) - if (previousPageDelegate) - currentYOffset = tableView.contentY - previousPageDelegate.y - tableHelper.positionViewAtRow(page, Qt.AlignTop, currentYOffset) - if (root.debug) { - console.log("going from page", previousPage, "to", page, "offset", currentYOffset, - "ended up @", tableView.contentX.toFixed(1) + ", " + tableView.contentY.toFixed(1)) - } - } else { - // jump to a page and position the given location relative to the top-left corner of the viewport - var pageSize = root.document.pagePointSize(page) - pageSize.width *= root.renderScale - pageSize.height *= root.renderScale - var xOffsetLimit = Math.max(0, pageSize.width - root.width) / 2 - var offset = Qt.point(Math.max(-xOffsetLimit, Math.min(xOffsetLimit, - location.x * root.renderScale - jumpLocationMargin.x)), - Math.max(0, location.y * root.renderScale - jumpLocationMargin.y)) - tableHelper.positionViewAtCell(0, page, Qt.AlignLeft | Qt.AlignTop, offset) - if (root.debug) { - console.log("going to zoom", zoom, "loc", location, "on page", page, - "ended up @", tableView.contentX.toFixed(1) + ", " + tableView.contentY.toFixed(1)) - } - } - jumping = false - previousPage = page - } - onCurrentPageChanged: searchModel.currentPage = currentPage - } - PdfSearchModel { - id: searchModel - document: root.document === undefined ? null : root.document - // TODO maybe avoid jumping if the result is already fully visible in the viewport - onCurrentResultBoundingRectChanged: root.goToLocation(currentPage, - Qt.point(currentResultBoundingRect.x, currentResultBoundingRect.y), 0) - } -} |