<snapdata remixID="8601853"><project name="U1L3-AngleExperiments2" app="Snap! 5.1, http://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><stage name="Stage" width="480" height="360" costume="0" color="255,255,255,1" tempo="60" threadsafe="false" volume="100" pan="0" lines="round" ternary="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,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struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="Sprite" idx="1" x="-86.60254037844425" y="50.000000000000114" heading="0" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="0,4,3,1" pen="tip" id="8"><costumes><list struct="atomic" id="9"></list></costumes><sounds><list struct="atomic" id="10"></list></sounds><blocks></blocks><variables></variables><scripts><script x="16.666666666666657" y="43"><block s="setHeading"><l>0</l><comment w="188.33333333333334" collapsed="true">You might (or might not) need this.</comment></block></script><script x="16.666666666666657" y="76.99999999999994"><block s="gotoXY"><l>0</l><l>0</l><comment w="188.33333333333334" collapsed="true">You might (or might not) need this.</comment></block></script><script x="16.666666666666657" y="281.33333333333337"><block s="clear"></block><block s="doRepeat"><l>60</l><script><block s="setColor"><color>0,4,3,1</color></block><block s="setSize"><l>1</l></block><block s="forward"><l>100</l></block><block s="doWait"><l>1</l></block><block s="setColor"><color>255,254,250,1</color><comment w="280.83333333333337" collapsed="false">Why is this change in pen color and size useful here?</comment></block><block s="setSize"><l>3</l></block><block s="forward"><l>-100</l></block><block s="turn"><block s="reportQuotient"><l>360</l><l>60</l></block></block></script><comment w="358.8333333333333" collapsed="false">Script B.&#xD;The second hand on a clock must make 60 small turns to make a full rotation.</comment></block></script><script x="69" y="115.33333333333329"><block s="down"><comment w="234.33333333333334" collapsed="true">It&apos;s best to put the pen down before drawing.</comment></block><block s="clear"><comment w="68.5" collapsed="false">Script A.</comment></block><block s="doRepeat"><l>3</l><script><block s="forward"><l>100</l></block><block s="doWait"><l>.5</l></block><block s="doWait"><l>.5</l></block><block s="turn"><block s="reportQuotient"><l>360</l><l>3</l></block></block></script></block></script><script x="203.66666666666663" y="10"><block s="down"><comment w="234.33333333333334" collapsed="true">It&apos;s best to put the pen down before drawing.</comment></block><block s="clear"><comment w="68.5" collapsed="false">Script A.</comment></block><block s="doRepeat"><l>3</l><script><block s="forward"><l>100</l></block><block s="doWait"><l>.5</l></block><block s="forward"><l>-100</l></block><block s="doWait"><l>.5</l></block><block s="turn"><block s="reportQuotient"><l>360</l><l>3</l></block></block></script></block></script><script x="410" y="84.33333333333329"><block s="down"><comment w="234.33333333333334" collapsed="true">It&apos;s best to put the pen down before drawing.</comment></block><block s="clear"><comment w="68.5" collapsed="false">Script A.</comment></block><block s="doRepeat"><l>4</l><script><block s="forward"><l>100</l></block><block s="doWait"><l>.5</l></block><block s="doWait"><l>.5</l></block><block s="turn"><block s="reportQuotient"><l>360</l><l>4</l></block></block></script></block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="setting %&apos;which&apos;" type="reporter" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>Project notes&#xD;Project name&#xD;User&#xD;Presentation mode&#xD;Language&#xD;Zoom blocks&#xD;Stage size&#xD;Stage scale&#xD;Retina display support&#xD;Long form input dialog&#xD;Plain prototype labels&#xD;Input sliders&#xD;Execute on slider change&#xD;Clicking sound&#xD;Turbo mode&#xD;Flat design&#xD;Keyboard editing&#xD;Table support&#xD;Table lines&#xD;Visible stepping&#xD;Thread safe scripts&#xD;Prefer smooth animations&#xD;Flat line ends&#xD;Codification support&#xD;Inheritance support</options></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportJSFunction"><list><l>which</l></list><l>var   stage = this.parentThatIsA(StageMorph),&#xD;        ide = stage.parentThatIsA(IDE_Morph),&#xD;        world = stage.parentThatIsA(WorldMorph);&#xD;&#xD;switch (which) {&#xD;    case &apos;Project notes&apos;:&#xD;        return ide.projectNotes;&#xD;    case &apos;Project name&apos;:&#xD;        return ide.projectName;&#xD;    case &apos;User&apos;:&#xD;        return SnapCloud.username;&#xD;    case &apos;Presentation mode&apos;:&#xD;        return ide.isAppMode;&#xD;    case &apos;Language&apos;:&#xD;        return SnapTranslator.language;&#xD;    case &apos;Zoom blocks&apos;:&#xD;        return SyntaxElementMorph.prototype.scale;&#xD;    case &apos;Stage size&apos;:&#xD;        return new List([StageMorph.prototype.dimensions.x,&#xD;                                   StageMorph.prototype.dimensions.y]);&#xD;    case &apos;Stage scale&apos;:&#xD;       return stage.scale;&#xD;    case &apos;Retina display support&apos;:&#xD;        return isRetinaEnabled();&#xD;    case &apos;Long form input dialog&apos;:&#xD;        return InputSlotDialogMorph.prototype.isLaunchingExpanded;&#xD;    case &apos;Plain prototype labels&apos;:&#xD;        return BlockLabelPlaceHolderMorph.prototype.plainLabel;&#xD;    case &apos;Input sliders&apos;:&#xD;        return MorphicPreferences.useSliderForInput;&#xD;    case &apos;Execute on slider change&apos;:&#xD;        return ArgMorph.prototype.executeOnSliderEdit;&#xD;    case &apos;Clicking sound&apos;:&#xD;        return !!BlockMorph.prototype.snapSound;&#xD;    case &apos;Turbo mode&apos;:&#xD;        return stage.isFastTracked;&#xD;    case &apos;Flat design&apos;:&#xD;        return MorphicPreferences.isFlat;&#xD;    case &apos;Keyboard editing&apos;:&#xD;        return ScriptsMorph.prototype.enableKeyboard;&#xD;    case &apos;Table support&apos;:&#xD;        return List.prototype.enableTables;&#xD;    case &apos;Table lines&apos;:&#xD;        return TableMorph.prototype.highContrast;&#xD;    case &apos;Visible stepping&apos;:&#xD;        return Process.prototype.enableSingleStepping;&#xD;    case &apos;Thread safe scripts&apos;:&#xD;        return stage.isThreadSafe;&#xD;    case &apos;Prefer smooth animations&apos;:&#xD;        return StageMorph.prototype.frameRate &gt; 0;&#xD;    case &apos;Flat line ends&apos;:&#xD;        return SpriteMorph.prototype.useFlatLineEnds;&#xD;    case &apos;Codification support&apos;:&#xD;        return StageMorph.prototype.enableCodeMapping;&#xD;    case &apos;Inheritance support&apos;:&#xD;        return StageMorph.prototype.enableInheritance;&#xD;    default: return which;&#xD;}</l></block><list><block var="which"/></list></block></block></script></block-definition><block-definition s="set flag %&apos;which&apos; to %&apos;tf&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>Presentation mode&#xD;Retina display support&#xD;Long form input dialog&#xD;Plain prototype labels&#xD;Input sliders&#xD;Execute on slider change&#xD;Clicking sound&#xD;Turbo mode&#xD;Flat design&#xD;Keyboard editing&#xD;Table support&#xD;Table lines&#xD;Visible stepping&#xD;Thread safe scripts&#xD;Prefer smooth animations&#xD;Flat line ends&#xD;Codification support&#xD;Inheritance support</options></input><input type="%b"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>which</l><l>tf</l></list><l>var   stage = this.parentThatIsA(StageMorph),&#xD;        ide = stage.parentThatIsA(IDE_Morph),&#xD;        world = stage.parentThatIsA(WorldMorph);&#xD;&#xD;if (tf != !!tf) return;&#xD;switch (which) {&#xD;    case &apos;Presentation mode&apos;:&#xD;        if (tf != ide.isAppMode) ide.toggleAppMode();&#xD;        return;&#xD;    case &apos;Retina display support&apos;:&#xD;        if (tf != isRetinaEnabled()) ide.toggleRetina();&#xD;        return;&#xD;    case &apos;Long form input dialog&apos;:&#xD;        if (tf != InputSlotDialogMorph.prototype.isLaunchingExpanded)&#xD;            ide.toggleLongFormInputDialog();&#xD;        return;&#xD;    case &apos;Plain prototype labels&apos;:&#xD;        if (tf != BlockLabelPlaceHolderMorph.prototype.plainLabel)&#xD;            ide.togglePlainPrototypeLabels();&#xD;        return;&#xD;    case &apos;Input sliders&apos;:&#xD;        MorphicPreferences.useSliderForInput = tf;&#xD;        return;&#xD;    case &apos;Execute on slider change&apos;:&#xD;        ArgMorph.prototype.executeOnSliderEdit = tf;&#xD;        return;&#xD;    case &apos;Clicking sound&apos;:&#xD;        if (tf != !!BlockMorph.prototype.snapSound)&#xD;            BlockMorph.prototype.toggleSnapSound();&#xD;        return;&#xD;    case &apos;Turbo mode&apos;:&#xD;        if (tf != stage.isFastTracked)&#xD;            ide.toggleFastTracking();&#xD;        return;&#xD;    case &apos;Flat design&apos;:&#xD;        if (tf == MorphicPreferences.isFlat) return;&#xD;        if (tf)&#xD;            ide.flatDesign();&#xD;        else&#xD;            ide.defaultDesign();&#xD;        return;&#xD;    case &apos;Keyboard editing&apos;:&#xD;            ScriptsMorph.prototype.enableKeyboard = tf;&#xD;            if (ScriptsMorph.prototype.enableKeyboard) {&#xD;                ide.removeSetting(&apos;keyboard&apos;);&#xD;            } else {&#xD;                ide.saveSetting(&apos;keyboard&apos;, false);&#xD;            }&#xD;        return;&#xD;    case &apos;Table support&apos;:&#xD;            List.prototype.enableTables = tf;&#xD;            if (List.prototype.enableTables) {&#xD;                ide.removeSetting(&apos;tables&apos;);&#xD;            } else {&#xD;                ide.saveSetting(&apos;tables&apos;, false);&#xD;            }&#xD;        return;&#xD;    case &apos;Table lines&apos;:&#xD;                TableMorph.prototype.highContrast = tf;&#xD;                if (TableMorph.prototype.highContrast) {&#xD;                    ide.saveSetting(&apos;tableLines&apos;, true);&#xD;                } else {&#xD;                    ide.removeSetting(&apos;tableLines&apos;);&#xD;                }&#xD;        return;&#xD;    case &apos;Visible stepping&apos;:&#xD;        if (tf != Process.prototype.enableSingleStepping)&#xD;            ide.toggleSingleStepping();&#xD;        return;&#xD;    case &apos;Thread safe scripts&apos;:&#xD;        stage.isThreadSafe = tf;&#xD;        return;&#xD;    case &apos;Prefer smooth animations&apos;:&#xD;        if (tf != (StageMorph.prototype.frameRate &gt; 0))&#xD;            ide.toggleVariableFrameRate();&#xD;        return;&#xD;    case &apos;Flat line ends&apos;:&#xD;        SpriteMorph.prototype.useFlatLineEnds = tf;&#xD;        return;&#xD;    case &apos;Codification support&apos;:&#xD;        if (tf != StageMorph.prototype.enableCodeMapping) {&#xD;            StageMorph.prototype.enableCodeMapping = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        return;&#xD;    case &apos;Inheritance support&apos;:&#xD;        if (tf != StageMorph.prototype.enableInheritance) {&#xD;            StageMorph.prototype.enableInheritance = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        return;&#xD;}</l></block><list><block var="which"/><block var="tf"/></list></block></script></block-definition><block-definition s="set value %&apos;which&apos; to %&apos;value&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>Project notes&#xD;Project name&#xD;Language&#xD;Zoom blocks&#xD;Stage size&#xD;Stage scale</options></input><input type="%s"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>which</l><l>value</l></list><l>var   stage = this.parentThatIsA(StageMorph),&#xD;        ide = stage.parentThatIsA(IDE_Morph),&#xD;        world = stage.parentThatIsA(WorldMorph);&#xD;&#xD;switch (which) {&#xD;    case &apos;Project notes&apos;:&#xD;        ide.projectNotes = value;&#xD;        return;&#xD;    case &apos;Project name&apos;:&#xD;        ide.setProjectName(value);&#xD;        return;&#xD;    case &apos;Language&apos;:&#xD;        ide.setLanguage(value);&#xD;        return;&#xD;    case &apos;Zoom blocks&apos;:&#xD;        if (!isNaN(value)) ide.setBlocksScale(Math.min(value, 12));&#xD;        return;&#xD;    case &apos;Stage size&apos;:&#xD;        if ((value instanceof List) &amp;&amp; value.length()==2&#xD;                       &amp;&amp; !isNaN(value.at(1)) &amp;&amp; !isNaN(value.at(2)))&#xD;            ide.setStageExtent(new Point(value.at(1), value.at(2)));&#xD;        return;&#xD;    case &apos;Stage scale&apos;:&#xD;        ide.toggleStageSize(value != 1, Math.max(0.1, value));&#xD;        return;&#xD;};</l></block><list><block var="which"/><block var="value"/></list></block></script></block-definition></blocks><variables></variables></project><media name="U1L3-AngleExperiments2" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>