<snapdata remixID="9272129"><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="216" y="-105" 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="20" y="20"><block s="gotoXY"><l>0</l><l>0</l></block><block s="clear"></block></script><script x="126" y="278"><custom-block s="draw brick wall with %n rows"><l>7</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="rowA" 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="rowB" 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="rowB"></custom-block><block s="turnLeft"><l>180</l></block><block s="changeYPosition"><l>-15</l></block></script><script><custom-block s="rowA"></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>