add compass heading and acceleration blocks

3 files changed, 138 insertions, 0 deletions

diff --git a/mobile.sh b/mobile.sh
index 212f711..cd41a86 100755
--- a/mobile.sh
+++ b/mobile.sh
@@ -15,4 +15,6 @@ git checkout mobileapp
 cordova platform add android
 cordova plugin add org.apache.cordova.plugin.softkeyboard
 cordova plugin add org.apache.cordova.vibration
+cordova plugin add org.apache.cordova.device-motion
+cordova plugin add org.apache.cordova.device-orientation
 cordova build android
diff --git a/objects.js b/objects.js
index 9dadfb3..43e4fcf 100644
--- a/objects.js
+++ b/objects.js
@@ -883,6 +883,26 @@ SpriteMorph.prototype.initBlocks = function () {
             category: 'sensing',
             spec: 'vibrate %n seconds'
         },
+        reportCompassHeading: {
+            type: 'reporter',
+            category: 'sensing',
+            spec: 'current compass heading'
+        },
+        reportAccelerationX: {
+            type: 'reporter',
+            category: 'sensing',
+            spec: 'current acceleration along the x axes'
+        },
+        reportAccelerationY: {
+            type: 'reporter',
+            category: 'sensing',
+            spec: 'current acceleration along the y axes'
+        },
+        reportAccelerationZ: {
+            type: 'reporter',
+            category: 'sensing',
+            spec: 'current acceleration along the z axes'
+        },
 
         // Operators
         reifyScript: {
@@ -1889,6 +1909,12 @@ SpriteMorph.prototype.blockTemplates = function (category) {
         blocks.push(block('doSetFastTracking'));
         blocks.push('-');
         blocks.push(block('reportDate'));
+        blocks.push('-');
+        blocks.push(block('reportCompassHeading'));
+        blocks.push('-');
+        blocks.push(block('reportAccelerationX'));
+        blocks.push(block('reportAccelerationY'));
+        blocks.push(block('reportAccelerationZ'));
 
     // for debugging: ///////////////
 
@@ -4263,6 +4289,8 @@ StageMorph.prototype.init = function (globals) {
     this.paletteCache = {}; // not to be serialized (!)
     this.lastAnswer = ''; // last user input, do not persist
     this.activeSounds = []; // do not persist
+    this.acceleration = null; // do not persist
+    this.compassHeading = null; // do not persist
 
     this.trailsCanvas = null;
     this.isThreadSafe = false;
@@ -4998,6 +5026,12 @@ StageMorph.prototype.blockTemplates = function (category) {
         blocks.push(block('reportDate'));
         blocks.push('-');
         blocks.push(block('doVibrate'));
+        blocks.push('-');
+        blocks.push(block('reportCompassHeading'));
+        blocks.push('-');
+        blocks.push(block('reportAccelerationX'));
+        blocks.push(block('reportAccelerationY'));
+        blocks.push(block('reportAccelerationZ'));
 
     // for debugging: ///////////////
 
diff --git a/threads.js b/threads.js
index c796642..72a694f 100644
--- a/threads.js
+++ b/threads.js
@@ -2601,6 +2601,108 @@ Process.prototype.reportDate = function (datefn) {
     return result;
 };
 
+Process.prototype.getCompassHeading = function (dest) {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    stage.compassHeading = null;
+    if (navigator.compass) {
+        navigator.compass.getCurrentHeading(
+            function (result) {
+                stage.compassHeading = result;
+            },
+            function () {
+                stage.compassHeading =
+                    {'magneticHeading': 0, 'trueHeading': 0,
+                        'headingAccuracy': 0, 'timestamp': 0};
+            }
+        );
+    } else {
+        stage.compassHeading =
+            {'magneticHeading': 0, 'trueHeading': 0,
+                'headingAccuracy': 0, 'timestamp': 0};
+    }
+};
+
+Process.prototype.reportCompassHeading = function () {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    if (this.context.wait) {
+        if (stage.compassHeading !== null) {
+            return stage.compassHeading.magneticHeading;
+        }
+    } else {
+        this.context.wait = true;
+        this.getCompassHeading();
+    }
+    this.pushContext('doYield');
+    this.pushContext();
+};
+
+Process.prototype.getAcceleration = function (dest) {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    stage.acceleration = null;
+    if (navigator.accelerometer) {
+        navigator.accelerometer.getCurrentAcceleration(
+            function (result) {
+                stage.acceleration = result;
+            },
+            function () {
+                stage.acceleration =
+                    {'timestamp': 0, 'z': 0, 'y': 0, 'x': 0};
+            }
+        );
+    } else {
+        stage.acceleration =
+            {'timestamp': 0, 'z': 0, 'y': 0, 'x': 0};
+    }
+};
+
+Process.prototype.reportAccelerationX = function () {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    if (this.context.wait) {
+        if (stage.acceleration !== null) {
+            return stage.acceleration.x;
+        }
+    } else {
+        this.context.wait = true;
+        this.getAcceleration();
+    }
+    this.pushContext('doYield');
+    this.pushContext();
+};
+
+Process.prototype.reportAccelerationY = function () {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    if (this.context.wait) {
+        if (stage.acceleration !== null) {
+            return stage.acceleration.y;
+        }
+    } else {
+        this.context.wait = true;
+        this.getAcceleration();
+    }
+    this.pushContext('doYield');
+    this.pushContext();
+};
+
+Process.prototype.reportAccelerationZ = function () {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+
+    if (this.context.wait) {
+        if (stage.acceleration !== null) {
+            return stage.acceleration.z;
+        }
+    } else {
+        this.context.wait = true;
+        this.getAcceleration();
+    }
+    this.pushContext('doYield');
+    this.pushContext();
+};
+
 Process.prototype.doVibrate = function (seconds) {
     if ("vibrate" in navigator) {
         window.navigator.vibrate(seconds * 1000);