add camera streaming predicate

1 files changed, 9 insertions, 0 deletions

diff --git a/objects.js b/objects.js
index 9eba6a8..a15aec4 100644
--- a/objects.js
+++ b/objects.js
@@ -797,6 +797,11 @@ SpriteMorph.prototype.initBlocks = function () {
             category: 'sensing',
             spec: 'camera motion direction'
         },
+        reportStreamingCamera: {
+            type: 'predicate',
+            category: 'sensing',
+            spec: 'streaming from the camera?'
+        },
         colorFiltered: {
             dev: true,
             type: 'reporter',
@@ -1882,6 +1887,7 @@ SpriteMorph.prototype.blockTemplates = function (category) {
         blocks.push('-');
         blocks.push(block('reportCameraMotion'));
         blocks.push(block('reportCameraDirection'));
+        blocks.push(block('reportStreamingCamera'));
         blocks.push('-');
         blocks.push(block('doAsk'));
         blocks.push(watcherToggle('getLastAnswer'));
@@ -4283,6 +4289,7 @@ 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.streamingCamera = false;
     this.lastCameraCanvas = null;
     this.lastCameraMotion = new Point(0, 0);
 
@@ -4997,6 +5004,8 @@ StageMorph.prototype.blockTemplates = function (category) {
 
     } else if (cat === 'sensing') {
 
+        blocks.push(block('reportStreamingCamera'));
+        blocks.push('-');
         blocks.push(block('doAsk'));
         blocks.push(watcherToggle('getLastAnswer'));
         blocks.push(block('getLastAnswer'));