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main.qml
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import QtQuick 1.0
import PdfViewing 1.0
Item {
width: 800
height: 600
property color themeColor: "#1fd174"
// PDF Viewer:
PdfViewer {
id: pdf
anchors.top: parent.top
anchors.bottom: buttons.top
anchors.right: parent.right
anchors.left: parent.left
backgroundColor: "#eee"
renderImageAntiAliased: true
renderTextAntiAliased: true
source: pathProvider.getPath(0)
onZoomChanged: zoomSlider.value = (zoom - pdf.fitZoom) / (maxZoom - 1)
Keys.onPressed: {
switch(event.key)
{
case Qt.Key_W:
pdf.pan.y += 10
break
case Qt.Key_S:
pdf.pan.y -= 10
break
case Qt.Key_A:
pdf.pan.x += 10
break
case Qt.Key_D:
pdf.pan.x -= 10
break
case Qt.Key_E:
pdf.rotatePageClockwise()
break
case Qt.Key_Q:
pdf.rotatePageCounterClockwise()
break
case Qt.Key_Plus:
pdf.zoomIn(1.1)
break
case Qt.Key_Minus:
pdf.zoomOut(1.1)
break
case Qt.Key_Y:
pdf.pageNumber--
break
case Qt.Key_X:
pdf.pageNumber++
break
case Qt.Key_R:
pdf.zoom = pdf.fitZoom
pdf.pan = pdf.fitPan
break
case Qt.Key_F:
pdf.zoom = pdf.coverZoom
pdf.pan = pdf.coverPan
break
default:
break
}
}
}
// Zoom slider:
Slider {
id: zoomSlider
anchors.top: parent.top
anchors.bottom: buttons.top
anchors.right: parent.right
anchors.margins: 5
color: themeColor
value: 0
onValueChanged: pdf.zoom = 1 + (pdf.maxZoom - pdf.fitZoom) * value
}
// Shadow of the button row:
Rectangle {
anchors.left: parent.left
anchors.right: parent.right
anchors.bottom: buttons.top
height: 10
gradient: Gradient {
GradientStop {
position: 0.0
color: "#00000000"
}
GradientStop {
position: 1.0
color: "#55000000"
}
}
}
// Button row container:
Rectangle {
id: buttons
anchors.left: parent.left
anchors.right: parent.right
anchors.bottom: parent.bottom
height: buttonRowLeft.implicitHeight + 2 * buttonRowLeft.anchors.margins
color: "#fff"
// Left button row:
Row {
id: buttonRowLeft
anchors.top: parent.top
anchors.bottom: parent.bottom
anchors.left: parent.left
anchors.right: buttonRowRight.left
anchors.margins: 10
spacing: 10
// Fit zoom button:
Button {
text: "Fit zoom"
textColor: "white"
backgroundColor: themeColor
onClicked: zoomToFitAnimation.start()
ParallelAnimation {
id: zoomToFitAnimation
NumberAnimation {
target: pdf
property: "zoom"
to: 1
duration: 200
easing.type: Easing.InOutQuad
}
PropertyAnimation {
target: pdf
property: "pan"
to: pdf.fitPan
duration: 200
easing.type: Easing.InOutQuad
}
}
}
// Cover zoom button:
Button {
text: "Cover zoom "
onClicked: zoomToCoverAnimation.start()
ParallelAnimation {
id: zoomToCoverAnimation
NumberAnimation {
target: pdf
property: "zoom"
to: pdf.coverZoom
duration: 200
easing.type: Easing.InOutQuad
}
PropertyAnimation {
target: pdf
property: "pan"
to: pdf.coverPan
duration: 200
easing.type: Easing.InOutQuad
}
}
}
// Rotate counter-clockwise:
Button {
text: "↶"
onClicked: pdf.rotatePageCounterClockwise()
}
// Rotate clockwise:
Button {
text: "↷"
onClicked: pdf.rotatePageClockwise()
}
// Document title:
Text {
text: pdf.info.title
anchors.top: parent.top
anchors.bottom: parent.bottom
verticalAlignment: Text.AlignVCenter
font.bold: true
visible: pdf.status == PdfViewer.OK
}
// Document status message, in case that the status is not okay:
Text {
text: pdf.statusMessage
font.bold: true
visible: pdf.status != PdfViewer.OK
anchors.top: parent.top
anchors.bottom: parent.bottom
verticalAlignment: Text.AlignVCenter
}
// Document file path:
Text {
text: "(" + pdf.source + ")"
anchors.top: parent.top
anchors.bottom: parent.bottom
verticalAlignment: Text.AlignVCenter
opacity: 0.5
font.bold: true
}
Button {
id: pathProvider
text: "Next PDF…"
property variant files: ["Lorem.pdf", "Demo.pdf", "Raspberry-Pi Schematics.pdf"]
property string path: "../../../pdf-viewer/test-pdf/"
property int index: 0
function getPath(index) {
return path + files[index]
}
onClicked: {
index = (index + 1) % files.length
pdf.source = getPath(index)
}
}
}
// Right button row:
Row {
id: buttonRowRight
anchors.top: parent.top
anchors.bottom: parent.bottom
anchors.right: parent.right
anchors.margins: 10
spacing: 10
// Zoom indicator:
Text {
text: Math.round(pdf.zoom * 100) + "%"
anchors.top: parent.top
anchors.bottom: parent.bottom
verticalAlignment: Text.AlignVCenter
opacity: 0.5
font.bold: true
}
// Previous page:
Button {
text: "Previous"
onClicked: pdf.pageNumber--
}
// Next page:
Button {
text: "Next"
textColor: "white"
backgroundColor: themeColor
onClicked: pdf.pageNumber++
}
}
}
}