<snapdata remixID="9220865"><project name="U2L4-brickwall" app="Snap! 5.4, 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" penlog="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="-240" y="-90" heading="270" 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="38.66666666666663" y="440.33333333333337"><block s="clear"></block></script><script x="18.66666666666663" y="73.33333333333337"><block s="receiveGo"></block><block s="setYPosition"><l>150</l></block><block s="setXPosition"><l>-240</l></block><block s="doRepeat"><l>8</l><script><custom-block s="Draw Row A"></custom-block><block s="changeYPosition"><l>-30</l></block><block s="turnLeft"><l>180</l></block><custom-block s="Draw Row B"></custom-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><block-definition s="Draw Row A" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doRepeat"><l>7</l><script><custom-block s="draw brick, length: %n width: %n"><l>60</l><l>20</l></custom-block><block s="forward"><l>10</l></block></script></block></script></block-definition><block-definition s="Draw Row B" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>20</l></custom-block><block s="forward"><l>10</l></block><block s="doRepeat"><l>6</l><script><custom-block s="draw brick, length: %n width: %n"><l>60</l><l>20</l></custom-block><block s="forward"><l>10</l></block></script></block><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>20</l></custom-block></script></block-definition></blocks><variables></variables></project><media name="U2L4-brickwall" app="Snap! 5.4, http://snap.berkeley.edu" version="1"></media></snapdata>