From 35edc19994995491aaf44e9bac851e1f8cda17ce Mon Sep 17 00:00:00 2001
From: Yoann Lopes <yoann.lopes@digia.com>
Date: Mon, 24 Jun 2013 15:47:31 +0200
Subject: Added Mediaplayer and Camera demos.

It's currently in the experimental directory since it has been tested
only on the Nexus 7.

Change-Id: I9503ded9504841b80a88c6e2541bed0234d73cfc
Reviewed-by: Eirik Aavitsland <eirik.aavitsland@digia.com>
---
 experimental/Camera/FocusControl.qml | 111 +++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 experimental/Camera/FocusControl.qml

(limited to 'experimental/Camera/FocusControl.qml')

diff --git a/experimental/Camera/FocusControl.qml b/experimental/Camera/FocusControl.qml
new file mode 100644
index 0000000..f9b2f29
--- /dev/null
+++ b/experimental/Camera/FocusControl.qml
@@ -0,0 +1,111 @@
+import QtQuick 2.0
+import QtMultimedia 5.0
+
+MouseArea {
+    id: focusRoot
+
+    signal searchAndLock
+
+    onClicked: {
+        camera.focus.focusPointMode = Camera.FocusPointCustom
+        camera.focus.customFocusPoint = viewfinder.mapPointToSourceNormalized(Qt.point(mouse.x, mouse.y))
+        focusRoot.searchAndLock()
+    }
+
+    Item {
+        id: zones
+        anchors.fill: parent
+
+        property color focusAreaColor
+        property real focusAreaScale: 1
+
+        Repeater {
+            model: camera.focus.focusZones
+
+            Rectangle {
+                border {
+                    width: Math.round(2 * root.contentScale)
+                    color: zones.focusAreaColor
+                }
+                radius: 8 * root.contentScale
+                color: "transparent"
+                scale: zones.focusAreaScale
+
+                // Map from the relative, normalized frame coordinates
+                property rect mappedRect: viewfinder.mapNormalizedRectToItem(area);
+
+                Connections {
+                    target: viewfinder
+                    onContentRectChanged: {
+                        mappedRect = viewfinder.mapNormalizedRectToItem(area);
+                    }
+                }
+
+                x: mappedRect.x - (width - mappedRect.width) / 2
+                y: mappedRect.y - (height - mappedRect.height) / 2
+                width: Math.round(120 * root.contentScale)
+                height: width
+
+                Rectangle {
+                    anchors.fill: parent
+                    anchors.margins: -1.5
+                    color: "transparent"
+                    border.width: 1
+                    border.color: "black"
+                    radius: parent.radius + 2
+                }
+
+                Rectangle {
+                    anchors.fill: parent
+                    anchors.margins: 1 + parent.border.width / 2 + 0.5
+                    color: "transparent"
+                    border.width: 1
+                    border.color: "black"
+                    radius: parent.radius - 3
+                }
+            }
+        }
+
+        states: [
+            State {
+                name: "unlocked"; when: camera.lockStatus === Camera.Unlocked
+                PropertyChanges { target: zones; opacity: 0; focusAreaColor: "red" }
+            },
+            State {
+                name: "searching"; when: camera.lockStatus === Camera.Searching
+                PropertyChanges { target: zones; opacity: 1; focusAreaColor: "white" }
+            },
+            State {
+                name: "locked"; when: camera.lockStatus === Camera.Locked
+                PropertyChanges { target: zones; opacity: 0; focusAreaColor: "green" }
+            }
+        ]
+
+        transitions: [
+            Transition {
+                to: "searching"
+                NumberAnimation { properties: "opacity"; duration: 60 }
+                SequentialAnimation {
+                    NumberAnimation {
+                        target: zones; property: "focusAreaScale"; from: 1; to: 1.3; duration: 150
+                    }
+                    PauseAnimation { duration: 20 }
+                    NumberAnimation {
+                        target: zones; property: "focusAreaScale"; easing.period: 1; easing.amplitude: 1.4
+                        easing.type: Easing.OutElastic; from: 1.3; to: 1
+                        duration: 450
+                    }
+                }
+            },
+            Transition {
+                from: "searching"
+                SequentialAnimation {
+                    PauseAnimation { duration: 1500 }
+                    NumberAnimation { properties: "opacity"; duration: 60 }
+                }
+            }
+
+        ]
+    }
+
+}
-- 
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