<snapdata remixID="9261362"><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="-222" y="-165" 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="40" y="35"><block s="receiveGo"></block><block s="up"></block><block s="gotoXY"><l>210</l><l>150</l></block><block s="clear"></block><custom-block s="draw brick wall with %n rows"><l>21</l></custom-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 = 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var="flag"/></custom-block></script></block-definition><block-definition s="Row A" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doRepeat"><l>12</l><script><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block><block s="forward"><l>6</l></block></script></block></script></block-definition><block-definition s="Row B" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="forward"><l>6</l></block><custom-block s="draw brick, length: %n width: %n"><l>12</l><l>10</l></custom-block><block s="forward"><l>6</l></block><block s="doRepeat"><l>11</l><script><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block><block s="forward"><l>6</l></block></script></block><custom-block s="draw brick, length: %n width: %n"><l>12</l><l>10</l></custom-block></script></block-definition><block-definition s="even? %&apos;number&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%n"></input></inputs><script><block s="doReport"><block s="reportEquals"><block s="reportModulus"><block var="number"/><l>2</l></block><l>0</l></block></block></script></block-definition><block-definition s="Draw brick wall with %rows rows" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs></block-definition><block-definition s="draw brick wall with %&apos;rows&apos; rows" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%n"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block var="rows"/><script><block s="doIfElse"><custom-block s="even? %n"><block var="i"/></custom-block><script><custom-block s="Row B"></custom-block><block s="turnLeft"><l>180</l></block><block 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