vcs.maemo.org Git - mdictionary/blob - src/mdictionary/qml/FlickableWebView.qml

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  41
  42 import Qt 4.7
  43 import QtWebKit 1.0
  44
  45 Flickable {
  46     id: flickable
  47     width: parent.width
  48     contentWidth: Math.max(parent.width,webView.width)
  49     contentHeight: Math.max(parent.height,webView.height)
  50     anchors.top: headerSpace.bottom
  51     anchors.bottom: parent.top
  52     anchors.left: parent.left
  53     anchors.right: parent.right
  54     pressDelay: 200
  55     onWidthChanged : {
  56         if (width > webView.width*webView.contentsScale && webView.contentsScale < 1.0)
  57             webView.contentsScale = width / webView.width * webView.contentsScale;
  58     }
  59
  60     property alias url: webView.url
  61
  62     function doZoom(variable)   { webView.doZoom(variable,1,1) }
  63
  64     WebView {
  65         id: webView
  66         transformOrigin: Item.TopLeft
  67         url: flickable.url
  68         smooth: false
  69         focus: true
  70         preferredWidth: flickable.width
  71         preferredHeight: flickable.height
  72         contentsScale: 1
  73         pressGrabTime: 0
  74
  75         Keys.onRightPressed: {
  76             console.log("test");
  77         }
  78
  79         function doZoom(zoom,centerX,centerY)
  80         {
  81             var tempX = flickable.width/2 - parent.x*zoom;
  82             var tempY = flickable.height/2 - parent.y*zoom;
  83             if (centerX) {
  84                 var sc = zoom*contentsScale;
  85                 scaleAnim.to = sc;
  86                 flickVX.from = flickable.contentX
  87                 flickVX.to = Math.max(0,Math.min(tempX-flickable.width/2,webView.width*sc-flickable.width))
  88                 finalX.value = flickVX.to
  89                 flickVY.from = flickable.contentY
  90                 flickVY.to = Math.max(0,Math.min(tempY-flickable.height/2,webView.height*sc-flickable.height))
  91                 finalY.value = flickVY.to
  92                 quickZoom.start()
  93             }
  94         }
  95
  96        onContentsSizeChanged: {
  97            contentsScale = Math.min(1,flickable.width / contentsSize.width)
  98        }
  99
 100        onDoubleClick: {
 101             if (!heuristicZoom(clickX,clickY,2.5)) {
 102                 var zf = flickable.width / contentsSize.width
 103                 if (zf >= contentsScale)
 104                     zf = 2.0/zoomFactor // zoom in (else zooming out)
 105                 doZoom(zf,clickX*zf,clickY*zf)
 106             }
 107         }
 108
 109         SequentialAnimation {
 110             id: quickZoom
 111
 112             PropertyAction {
 113                 target: webView
 114                 property: "renderingEnabled"
 115                 value: false
 116             }
 117             ParallelAnimation {
 118                 NumberAnimation {
 119                     id: scaleAnim
 120                     target: webView
 121                     property: "contentsScale"
 122                     easing.type: Easing.Linear
 123                     duration: 200
 124                 }
 125                 NumberAnimation {
 126                     id: flickVX
 127                     target: flickable
 128                     property: "contentX"
 129                     easing.type: Easing.Linear
 130                     duration: 200
 131                     from: 0
 132                     to: 0
 133                 }
 134                 NumberAnimation {
 135                     id: flickVY
 136                     target: flickable
 137                     property: "contentY"
 138                     easing.type: Easing.Linear
 139                     duration: 200
 140                     from: 0
 141                     to: 0
 142                 }
 143             }
 144             PropertyAction {
 145                 id: finalX
 146                 target: flickable
 147                 property: "contentX"
 148                 value: 0
 149             }
 150             PropertyAction {
 151                 id: finalY
 152                 target: flickable
 153                 property: "contentY"
 154                 value: 0
 155             }
 156             PropertyAction {
 157                 target: webView
 158                 property: "renderingEnabled"
 159                 value: true
 160             }
 161         }
 162         onZoomTo: doZoom(zoom,centerX,centerY)
 163     }
 164 }