<snapdata remixID="8715951"><project name="U1L3D4-AngleExperiments2" app="Snap! 5.1, http://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><stage 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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="100" y="0" heading="90" 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="21.000000000000085"><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="55.00000000000006"><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="408" y="73.66666666666674"><block s="clear"><comment w="68.5" collapsed="false">Script A.</comment></block><block s="down"><comment w="234.33333333333334" collapsed="true">It&apos;s best to put the pen down before drawing.</comment></block><block s="doRepeat"><l>4</l><script><block s="doSayFor"><l></l><l></l></block><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><script x="27" y="96.4666666666667"><block s="up"></block><block s="gotoXY"><l>80</l><l>25</l></block><block s="down"></block><block s="doRepeat"><l>3</l><script><block s="forward"><block var="size"/><comment w="204" collapsed="false">Joseph Sawicki and Prataya Saha</comment></block><block s="doWait"><l>.5</l></block><block s="forward"><block var="backup"/></block><block s="doWait"><l>.5</l></block><block s="turn"><block s="reportQuotient"><l>360</l><l>3</l></block></block></script></block><block s="up"></block></script><script x="251" y="269.66666666666674"><custom-block s="asterisk, branches: %s branch length: %s"><l>8</l><l>50</l></custom-block></script><script x="84.66666666666663" y="334.00000000000006"><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>150</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></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><block-definition s="pinwheel, branches: %&apos;number of branches&apos; size: %&apos;size&apos; backup: %&apos;backup&apos;" type="command" category="motion"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input><input type="%s"></input></inputs><script><block s="clear"></block><block s="up"></block><block s="gotoXY"><l>100</l><l>0</l></block><block s="down"><comment w="80" collapsed="false">Without this block the sprite would move, but nothing would be drawn.</comment></block><block s="doRepeat"><block var="number of branches"/><script><block s="forward"><l>50</l><comment w="142" collapsed="false">If the first &quot;move&quot; value is higher than the second one, and the second &quot;move&quot; value is also negative, a pinwheel will be drawn out.</comment></block><block s="doWait"><l>.5</l></block><block s="forward"><l>-50</l></block><block s="doWait"><l>.5</l></block><block s="turn"><block s="reportQuotient"><l>360</l><block var="number of branches"/></block></block></script></block></script><scripts><script x="44.585939499999995" y="346.000002"><block var="backup"/></script><script x="138.5859395" y="350.000002"><block var="size"/></script></scripts></block-definition><block-definition s="asterisk, branches: %&apos;branches&apos; branch length: %&apos;length&apos;" type="command" category="motion"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input></inputs><script><custom-block s="pinwheel, branches: %s size: %s backup: %s"><block var="branches"/><block var="length"/><block var="length"/></custom-block></script></block-definition></blocks><variables></variables></project><media name="U1L3D4-AngleExperiments2" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>