<snapdata remixID="9160523"><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="-120" y="-105" 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="7.666666666666667" y="6.666666666666667"><block s="receiveGo"></block><block s="gotoXY"><l>0</l><l>0</l></block><block s="clear"></block></script><script x="139.66666666666666" y="171.66666666666666"><block s="receiveKey"><l><option>space</option></l></block><custom-block s="draw brick wall with %n rows"><l>20</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 = 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="row A" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doRepeat"><l>6</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>5</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 %&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 s="changeYPosition"><l>-15</l></block></script><script><custom-block s="row A"></custom-block><block s="turnLeft"><l>180</l></block><block s="changeYPosition"><l>-15</l></block></script></block></script></block></script></block-definition></blocks><variables></variables></project><media name="U2L4-brickwall" app="Snap! 5.4, http://snap.berkeley.edu" version="1"></media></snapdata>