/*!
* This file is part of CameraPlus.
*
- * Copyright (C) 2012 Mohammed Sameer <msameer@foolab.org>
+ * Copyright (C) 2012-2013 Mohammed Sameer <msameer@foolab.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-import QtQuick 1.1
+import QtQuick 2.0
import QtCamera 1.0
import CameraPlus 1.0
Item {
- id: handler
+ id: handler
- property bool showStandBy: state != "on"
+ property bool showStandBy: state != "on"
- property alias acquired: policy.acquired
- property alias hijacked: policy.hijacked
+ property alias acquired: policy.acquired
+ property alias hijacked: policy.hijacked
+ property alias scaleAcquired: policy.scaleAcquired
- property Camera camera: null
- property Item currentPage: pageStack.currentPage
+ property Camera camera: null
+ property Item currentItem
+ property bool error: false
+ property int currentPolicyMode: CameraResources.None
- onCurrentPageChanged: {
- if (state == "on" || state == "policyLost") {
- startCamera();
- }
+ onCurrentItemChanged: {
+ if (state == "on" || state == "policyLost") {
+ startCamera()
}
-
- CameraResources {
- id: policy
+ }
+
+ Connections {
+ target: currentItem
+ onPolicyModeChanged: {
+ if (state == "on" || state == "policyLost") {
+ startCamera()
+ }
}
-
- function startCamera() {
- if (!policy.acquire(currentPage.policyMode)) {
- console.log("Failed to acquire policy resources");
- return;
- }
-
- if (!camera.start()) {
- showError(qsTr("Failed to start camera. Please restart the application."));
- }
+ }
+
+ CameraResources {
+ id: policy
+ }
+
+ function startCamera() {
+ if (error) {
+ return
+ } else if ((currentPolicyMode == currentItem.policyMode) && camera.running) {
+ return
+ } else if (!policy.acquire(currentItem.policyMode)) {
+ console.log("Failed to acquire policy resources")
+ return
+ } else if (currentItem.policyMode == CameraResources.Player) {
+ currentPolicyMode = CameraResources.Player
+ camera.stop(true)
+ } else if (!camera.start()) {
+ showError(qsTr("Failed to start camera. Please restart the application."))
+ } else {
+ currentPolicyMode = currentItem.policyMode
}
+ }
- function stopCamera() {
- if (camera.stop(false)) {
- policy.acquire(CameraResources.None);
- }
+ function stopCamera() {
+ if (camera.stop(false)) {
+ policy.acquire(CameraResources.None)
+ currentPolicyMode = CameraResources.None
+ error = false
}
+ }
- function forceStopCamera() {
- // We don't release resources here so we can get them back
- // when they become available
- camera.stop(true);
- }
+ function forceStopCamera() {
+ // We don't release resources here so we can get them back
+ // when they become available
+ currentItem.policyLost()
+ camera.stop(true)
+ currentPolicyMode = CameraResources.None
+ error = false
+ }
- state: "off"
+ state: "off"
-// onStateChanged: console.log("New state " + handler.state);
+// onStateChanged: console.log("New state " + handler.state);
- states: [
+ states: [
State {
- name: "on"
- when: Qt.application.active && currentPage && currentPage.needsPipeline && !policy.hijacked
+ name: "on"
+ when: Qt.application.active && currentItem && currentItem.policyMode != CameraResources.None && !policy.hijacked
},
State {
- name: "off"
- when: (!Qt.application.active && camera.idle) || (currentPage && !currentPage.needsPipeline)
+ name: "off"
+ when: (!Qt.application.active && camera.idle) || (currentItem && currentItem.policyMode == CameraResources.None && camera.idle)
},
State {
- name: "policyLost"
- when: policy.hijacked
+ name: "policyLost"
+ when: policy.hijacked
},
State {
- name: "error"
+ name: "error"
}
- ]
+ ]
- transitions: [
+ transitions: [
Transition {
- to: "off"
- ScriptAction {
- script: stopCamera();
- }
+ to: "off"
+ ScriptAction {
+ script: stopCamera()
+ }
},
Transition {
- from: "off"
- to: "on"
- ScriptAction {
- script: handler.startCamera();
- }
+ from: "off"
+ to: "on"
+ ScriptAction {
+ script: handler.startCamera()
+ }
},
-
Transition {
- from: "on"
- to: "policyLost"
- ScriptAction {
- script: forceStopCamera();
- }
+ from: "on"
+ to: "policyLost"
+ ScriptAction {
+ script: forceStopCamera()
+ }
},
-
Transition {
- from: "policyLost"
- to: "off"
- ScriptAction {
- script: stopCamera();
- }
+ from: "policyLost"
+ to: "off"
+ ScriptAction {
+ script: stopCamera()
+ }
},
Transition {
- from: "policyLost"
- to: "on"
- ScriptAction {
- script: startCamera();
- }
+ from: "policyLost"
+ to: "on"
+ ScriptAction {
+ script: startCamera()
+ }
}
- ]
+ ]
}
projects / harmattan / cameraplus / blobdiff