<snapdata remixID="9257002"><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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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="176" y="-95" 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="10" y="21.333333333333343"><block s="receiveGo"></block><block s="clear"></block><block s="gotoXY"><l>-130</l><l>0</l></block><custom-block s="draw brick wall with %s rows"><l>7</l></custom-block><block s="gotoXY"><l>-130</l><l>-19</l></block><custom-block s="row2 %s"><l>9</l></custom-block><block s="gotoXY"><l>-130</l><l>-38</l></block><custom-block s="draw brick wall with %s rows"><l>7</l></custom-block><block s="gotoXY"><l>-130</l><l>-57</l></block><custom-block s="row2 %s"><l>9</l></custom-block><block s="gotoXY"><l>-130</l><l>-76</l></block><custom-block s="draw brick wall with %s rows"><l>7</l></custom-block><block s="gotoXY"><l>-130</l><l>-95</l></block><custom-block s="row2 %s"><l>9</l></custom-block></script><script x="211.33333333333337" y="24"><block s="gotoXY"><l>0</l><l>0</l></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 brick wall with %&apos;#rows&apos; rows" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doRepeat"><block var="#rows"/><script><block s="forward"><l>10</l></block><custom-block s="draw brick, length: %n width: 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