<snapdata remixID="8869228"><project name="U2L4-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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</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="-90" y="-200" 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="348.000001" y="278.20000000000005"><custom-block s="initialize"></custom-block><custom-block s="draw Brick Wall with %s 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="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="draw Brick Wall with %&apos;number&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="number"/><script><block s="doIfElse"><custom-block s="Even? %s"><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><block-definition s="%&apos;start&apos; Between %&apos;firstBetween&apos; and %&apos;secondBetween&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input><input type="%s"></input></inputs><script><block s="doIf"><block s="reportAnd"><block s="reportLessThan"><block var="firstBetween"/><block var="start"/></block><block s="reportGreaterThan"><block var="secondBetween"/><block var="start"/></block></block><script><block s="setColor"><color>28,224,0,1</color></block><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script></block><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block-definition><block-definition s="%&apos;first number&apos; divisible by %&apos;divisible by&apos; ?" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportModulus"><block var="first number"/><block var="divisible by"/></block><l>0</l></block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script></block><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block-definition><block-definition s="Even? %&apos;Even number??&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doIf"><custom-block s="%s divisible by %s ?"><block var="Even number??"/><l>2</l></custom-block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script></block><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block-definition><block-definition s="Interger? %&apos;IS IT AN INTERGER?&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doIf"><custom-block s="%s divisible by %s ?"><block s="reportRound"><block var="IS IT AN INTERGER?"/></block><block var="IS IT AN INTERGER?"/></custom-block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script></block><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block-definition><block-definition s="space" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="forward"><l>5</l></block></script></block-definition><block-definition s="draw a Brick Wal with %&apos;Rows&apos; with Bricks per Row: %&apos;bricks&apos; brick length %&apos;length&apos; width %&apos;width&apos; gap thick %&apos;gap&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input><input type="%s"></input><input type="%s"></input><input type="%s"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block var="number"/><script><block s="doIfElse"><custom-block s="Even? %s"><block var="i"/></custom-block><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><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><block-definition s="initialize" type="command" category="motion"><header></header><code></code><translations></translations><inputs></inputs><script><block s="clear"></block><block s="setHeading"><l>90</l></block><block s="gotoXY"><l>-90</l><l>100</l></block></script></block-definition></blocks><variables></variables></project><media name="U2L4-brickwall" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>