harbour-fernschreiber/qml/components/messageContent/mediaAlbumPage/FullscreenOverlay.qml

279 lines
8.9 KiB
QML

/*
Copyright (C) 2020 Sebastian J. Wolf and other contributors
This file is part of Fernschreiber.
Fernschreiber 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, either version 3 of the License, or
(at your option) any later version.
Fernschreiber 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 Fernschreiber. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 2.6
import QtGraphicalEffects 1.0
import Sailfish.Silica 1.0
import "../../../js/functions.js" as Functions
Item {
// id
id: overlay
// property declarations
property int pageCount
property int currentIndex
property alias text: captionLabel.text
property bool active: true
property var message
readonly property color gradientColor: '#bb000000'
readonly property int gradientPadding: Theme.itemSizeMedium
// signal declarations
// JavaScript functions
// object properties
anchors.fill: parent
opacity: active ? 1 : 0
Behavior on opacity { FadeAnimator {} }
// large property bindings
// child objects
// states
// transitions
onActiveChanged: {
console.log('overlay active', active)
}
function forwardMessage() {
var neededPermissions = Functions.getMessagesNeededForwardPermissions([message]);
pageStack.push(Qt.resolvedUrl("../../../pages/ChatSelectionPage.qml"), {
myUserId: tdLibWrapper.getUserInformation().id,
headerDescription: qsTr("Forward %Ln messages", "dialog header", 1),
payload: {fromChatId: message.chat_id, messageIds:[message.id], neededPermissions: neededPermissions},
state: "forwardMessages"
});
}
// "header"
LinearGradient {
id: topGradient
property int startY: 0;
// Behavior on startY { NumberAnimation {duration: 2000} }
start: Qt.point(0, Math.min(height-gradientPadding*2, startY))
anchors {
left: parent.left
right: parent.right
top: parent.top
bottom: closeButton.bottom
bottomMargin: -gradientPadding
}
gradient: Gradient {
GradientStop { position: 0.0; color: gradientColor }
GradientStop { position: 1.0; color: 'transparent' }
}
}
IconButton {
id: closeButton
icon.source: "image://theme/icon-m-cancel?" + (pressed
? Theme.highlightColor
: Theme.lightPrimaryColor)
onClicked: pageStack.pop()
anchors {
right: parent.right
top: parent.top
margins: Theme.horizontalPageMargin
}
}
SilicaFlickable {
id: captionFlickable
anchors {
left: parent.left
// leftMargin: Theme.horizontalPageMargin
right: closeButton.left
top: parent.top
// topMargin: Theme.horizontalPageMargin
}
interactive: captionLabel.expanded && contentHeight > height
clip: true
height: Math.min(contentHeight, parent.height / 4)
contentHeight: captionLabel.height + Theme.horizontalPageMargin
flickableDirection: Flickable.VerticalFlick
VerticalScrollDecorator {
opacity: visible ? 1.0 : 0.0
flickable: captionFlickable
}
Label {
id: captionLabel
property bool expandable: expanded || height < contentHeight
property bool expanded
height: text ?
expanded
? contentHeight
: Theme.itemSizeMedium
: 0;
// maximumLineCount: expanded ? 0 : 3
color: Theme.primaryColor
// text: model.modelData.content.caption.text
text: Emoji.emojify(Functions.enhanceMessageText(message.content.caption, false), Theme.fontSizeExtraSmall)
onTextChanged: expanded = false
font.pixelSize: Theme.fontSizeExtraSmall
wrapMode: Text.WrapAnywhere
bottomPadding: expanded ? Theme.paddingLarge : 0
anchors {
left: parent.left
leftMargin: Theme.horizontalPageMargin
rightMargin: Theme.paddingLarge
right: parent.right
top: parent.top
topMargin: Theme.horizontalPageMargin
}
Behavior on height { NumberAnimation {duration: 300} }
Behavior on text {
SequentialAnimation {
FadeAnimation {
target: captionLabel
to: 0.0
duration: 300
}
PropertyAction {}
FadeAnimation {
target: captionLabel
to: 1.0
duration: 300
}
}
}
}
OpacityRampEffect {
sourceItem: captionLabel
enabled: !captionLabel.expanded
direction: OpacityRamp.TopToBottom
}
MouseArea {
anchors.fill: captionLabel
enabled: captionLabel.expandable
onClicked: {
captionLabel.expanded = !captionLabel.expanded
}
}
}
// "footer"
LinearGradient {
anchors {
left: parent.left
right: parent.right
top: buttons.top
bottom: parent.bottom
topMargin: -gradientPadding
}
gradient: Gradient {
GradientStop { position: 0.0; color: 'transparent' }
GradientStop { position: 1.0; color: gradientColor }
}
}
Loader {
asynchronous: true
active: overlay.pageCount > 1
anchors {
horizontalCenter: parent.horizontalCenter
verticalCenter: buttons.bottom
}
sourceComponent: Component {
Row {
id: pageIndicatorRow
height: Theme.paddingSmall
spacing: height
Repeater {
id: pageIndicator
model: overlay.pageCount
Rectangle {
property bool active: model.index === overlay.currentIndex
width: pageIndicatorRow.height
height: pageIndicatorRow.height
color: active ? Theme.lightPrimaryColor : Theme.rgba(Theme.lightSecondaryColor, Theme.opacityLow)
Behavior on color { ColorAnimation {} }
radius: Theme.paddingSmall
}
}
}
}
}
Row {
id: buttons
height: Theme.itemSizeSmall
width: childrenRect.width
spacing: Theme.paddingLarge
anchors {
horizontalCenter: parent.horizontalCenter
bottom: parent.bottom
bottomMargin: Theme.paddingLarge
}
// IconButton {
// icon.source: "image://theme/icon-m-cancel?" + (pressed
// ? Theme.highlightColor
// : Theme.lightPrimaryColor)
// onClicked: pageStack.pop()
// }
IconButton {
icon.source: "image://theme/icon-m-downloads?" + (pressed
? Theme.highlightColor
: Theme.lightPrimaryColor)
onClicked: pageStack.pop()
}
Item {
width: Theme.itemSizeSmall
height: Theme.itemSizeSmall
}
IconButton {
enabled: message.can_be_forwarded
opacity: enabled ? 1.0 : 0.2
icon.source: "image://theme/icon-m-share?" + (pressed
? Theme.highlightColor
: Theme.lightPrimaryColor)
onClicked: forwardMessage()
}
}
states: [
State {
name: 'hasCaption'
when: captionLabel.height > 0
PropertyChanges { target: topGradient;
startY: captionFlickable.height
}
AnchorChanges {
target: topGradient
// anchors.top: captionLabel.verticalCenter
anchors.bottom: captionFlickable.bottom
}
}
]
transitions:
Transition {
AnchorAnimation { duration: 200 }
NumberAnimation { properties: "startY"; duration: 200 }
}
}