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/*
* Copyright 2012 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 2.0
import Ubuntu.Components 0.1// as SDK
Item {
id: zoom
property alias maximumValue: slider.maximumValue
property alias value: slider.value
property real zoomStep: (slider.maximumValue - slider.minimumValue) / 20
property int iconsRotation
AbstractButton {
id: minus
objectName: "zoomMinus"
anchors.left: parent.left
anchors.verticalCenter: parent.verticalCenter
width: minusIcon.width
height: minusIcon.height
onClicked: slider.value = Math.max(value - zoom.zoomStep, slider.minimumValue)
onPressedChanged: if (pressed) minusTimer.restart(); else minusTimer.stop();
rotation: iconsRotation
Image {
id: minusIcon
anchors.centerIn: parent
source: "assets/zoom_minus.png"
sourceSize.height: units.gu(2)
smooth: true
}
Timer {
id: minusTimer
interval: 40
repeat: true
onTriggered: slider.value = Math.max(value - zoom.zoomStep, slider.minimumValue)
}
}
Slider {
id: slider
ItemStyle.class: "thin-slider"
anchors.left: minus.right
anchors.right: plus.left
anchors.verticalCenter: parent.verticalCenter
live: true
minimumValue: 1.0 // No zoom => 1.0 zoom factor
value: minimumValue
height: slider.implicitHeight + units.gu(4)
}
AbstractButton {
id: plus
objectName: "zoomPlus"
anchors.right: parent.right
anchors.verticalCenter: parent.verticalCenter
width: plusIcon.width
height: plusIcon.height
onClicked: slider.value = Math.min(value + zoom.zoomStep, slider.maximumValue)
onPressedChanged: if (pressed) plusTimer.restart(); else plusTimer.stop();
rotation: iconsRotation
Image {
id: plusIcon
anchors.centerIn: parent
source: "assets/zoom_plus.png"
sourceSize.height: units.gu(2)
smooth: true
}
Timer {
id: plusTimer
interval: 40
repeat: true
onTriggered: slider.value = Math.min(value + zoom.zoomStep, slider.maximumValue)
}
}
}
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