<snapdata remixID="8971478"><project name="U3L1-brickwall" 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="flat" ternary="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,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</pentrails><costumes><list 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="340" y="0" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="145,26,68,1" 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="233.999999" y="69.33333233333332"><block s="gotoXY"><l>0</l><l>0</l></block><block s="doRepeat"><l>10</l><script><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block><block s="forward"><l>4</l></block></script></block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><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;&#xD;try{&#xD;ide.savingPreferences = false;&#xD;&#xD;switch (which) {&#xD;    case &apos;Presentation mode&apos;:&#xD;        if (tf != ide.isAppMode) ide.toggleAppMode();&#xD;        break;&#xD;    case &apos;Retina display support&apos;:&#xD;        if (tf != isRetinaEnabled()) ide.toggleRetina();&#xD;        break;&#xD;    case &apos;Long form input dialog&apos;:&#xD;        if (tf != InputSlotDialogMorph.prototype.isLaunchingExpanded)&#xD;            ide.toggleLongFormInputDialog();&#xD;        break;&#xD;    case &apos;Plain prototype labels&apos;:&#xD;        if (tf != BlockLabelPlaceHolderMorph.prototype.plainLabel)&#xD;            ide.togglePlainPrototypeLabels();&#xD;        break;&#xD;    case &apos;Input sliders&apos;:&#xD;        MorphicPreferences.useSliderForInput = tf;&#xD;        break;&#xD;    case &apos;Execute on slider change&apos;:&#xD;        ArgMorph.prototype.executeOnSliderEdit = tf;&#xD;        break;&#xD;    case &apos;Clicking sound&apos;:&#xD;        if (tf != !!BlockMorph.prototype.snapSound)&#xD;            BlockMorph.prototype.toggleSnapSound();&#xD;        break;&#xD;    case &apos;Turbo mode&apos;:&#xD;        if (tf != stage.isFastTracked)&#xD;            ide.toggleFastTracking();&#xD;        break;&#xD;    case &apos;Flat design&apos;:&#xD;        if (tf == MorphicPreferences.isFlat) break;&#xD;        if (tf)&#xD;            ide.flatDesign();&#xD;        else&#xD;            ide.defaultDesign();&#xD;        break;&#xD;    case &apos;Keyboard editing&apos;:&#xD;            ScriptsMorph.prototype.enableKeyboard = tf;&#xD;        break;&#xD;    case &apos;Table support&apos;:&#xD;            List.prototype.enableTables = tf;&#xD;        break;&#xD;    case &apos;Table lines&apos;:&#xD;                TableMorph.prototype.highContrast = tf;&#xD;        break;&#xD;    case &apos;Visible stepping&apos;:&#xD;        if (tf != Process.prototype.enableSingleStepping)&#xD;            ide.toggleSingleStepping();&#xD;        break;&#xD;    case &apos;Thread safe scripts&apos;:&#xD;        stage.isThreadSafe = tf;&#xD;        break;&#xD;    case &apos;Prefer smooth animations&apos;:&#xD;        if (tf != (StageMorph.prototype.frameRate &gt; 0))&#xD;            ide.toggleVariableFrameRate();&#xD;        break;&#xD;    case &apos;Flat line ends&apos;:&#xD;        SpriteMorph.prototype.useFlatLineEnds = tf;&#xD;        break;&#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;        break;&#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;        break;&#xD;};&#xD;}&#xD;finally {&#xD;ide.savingPreferences = false;&#xD;};&#xD;</l></block><list><block var="which"/><block var="tf"/></list></block></script></block-definition><block-definition s="draw brick, length: %&apos;length&apos; width: %&apos;width&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%n"></input><input type="%n"></input></inputs><script><block s="setColor"><color>145,26,68,1</color></block><custom-block s="set flat line ends to %b"><block s="reportBoolean"><l><bool>true</bool></l></block></custom-block><block s="setSize"><block var="width"/></block><block s="down"></block><block s="forward"><block var="length"/></block><block s="up"></block></script></block-definition><block-definition s="set flat line ends to %&apos;flag&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%b"></input></inputs><script><custom-block s="set flag %s to %b"><l>Flat line ends</l><block var="flag"/></custom-block></script></block-definition></blocks><variables></variables></project><media name="U3L1-brickwall" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>