<snapdata remixID="9010142"><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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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="0" y="-140" 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="20" y="20"><custom-block s="row A"></custom-block></script><script x="20" y="56"><custom-block s="row B"></custom-block></script><script x="20" y="92"><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block></script><script x="20" y="131"><block s="clear"></block><block s="gotoXY"><l>0</l><l>0</l></block></script><script x="20" y="188"><custom-block s="draw a brick with %s rows"><l>10</l></custom-block></script><script x="20" y="227"><custom-block s="draw brick, length: %n width: %n"><l>13</l><l>10</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>5</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><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block></script></block-definition><block-definition s="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>13</l><l>10</l></custom-block><block s="doRepeat"><l>5</l><script><block s="forward"><l>4</l></block><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block></script></block><block s="forward"><l>4</l></block><custom-block s="draw brick, length: %n width: %n"><l>13</l><l>10</l></custom-block></script></block-definition><block-definition s="draw a brick with %&apos;rows&apos; rows" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block var="rows"/><script><block s="doIfElse"><block s="reportEquals"><block s="reportModulus"><block var="i"/><l>2</l></block><l>1</l></block><script><custom-block s="row A"></custom-block></script><script><custom-block s="row B"></custom-block></script></block><block s="forward"><l>-200</l></block><block s="changeYPosition"><l>-14</l></block></script></block></script></block-definition></blocks><variables></variables></project><media name="U3L1-brickwall" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>