<snapdata remixID="13069753"><project name="U2L12-brickwall - starter" app="Snap! 9.0, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><scenes select="1"><scene name="U2L12-brickwall - starter"><notes></notes><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><block s="doSetGlobalFlag"><l><option>flat line ends</option></l><block s="reportBoolean"><l><bool>true</bool></l></block></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 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>5</l></block></script></block></script></block-definition><block-definition s="Draw row B" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="forward"><l>5</l></block><custom-block s="draw brick, length: %n width: %n"><l>12.5</l><l>10</l></custom-block><block s="forward"><l>5</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>5</l></block></script></block><custom-block s="draw brick, length: %n width: %n"><l>12.5</l><l>10</l></custom-block></script></block-definition><block-definition s="even? %&apos;input#&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doReport"><custom-block s="is %s divisable by %s"><block var="input#"/><l>2</l></custom-block></block></script></block-definition><block-definition s="odd? %&apos;input number&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doReport"><block s="reportNot"><custom-block s="is %s divisable by %s"><block var="input number"/><l>2</l></custom-block></block></block></script></block-definition><block-definition s="is %&apos;#1&apos; divisable by %&apos;#2&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input></inputs><script><block s="doIfElse"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="#1"/><block var="#2"/></block><l>0</l></list></block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script><script><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></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="doFor"><l>i</l><l>1</l><block var="#rows"/><script><block s="doIfElse"><custom-block s="even? %s"><block var="i"/></custom-block><script><block s="turn"><l>180</l></block><block s="changeYPosition"><l>-20</l></block><custom-block s="Draw row B"></custom-block></script><script><block s="turn"><l>180</l></block><block s="changeYPosition"><l>-20</l></block><custom-block s="Draw row A"></custom-block></script></block></script></block></script></block-definition><block-definition s="Draw Row B, bricks %&apos;#bricks&apos; length %&apos;length&apos; width: %&apos;width&apos; gap %&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></inputs><script><block s="forward"><block var="gap"/></block><custom-block s="draw brick, length: %n width: %n"><block s="reportQuotient"><block s="reportDifference"><block var="length"/><block var="gap"/></block><l>2</l></block><block var="width"/></custom-block><block s="forward"><block var="gap"/></block><block s="doRepeat"><block var="#bricks"/><script><custom-block s="draw brick, length: %n width: %n"><block var="length"/><block var="width"/></custom-block><block s="forward"><block var="gap"/></block></script></block><custom-block s="draw brick, length: %n width: %n"><block s="reportQuotient"><block s="reportDifference"><block var="length"/><block var="gap"/></block><l>2</l></block><block var="width"/></custom-block></script></block-definition><block-definition s="Draw Row A bricks %&apos;#bricks&apos; length %&apos;length&apos; width: %&apos;width&apos; gap %&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></inputs><script><block s="doRepeat"><block s="reportVariadicSum"><list><block var="#bricks"/><l>1</l></list></block><script><custom-block s="draw brick, length: %n width: %n"><block var="length"/><block var="width"/></custom-block><block s="forward"><block var="gap"/></block></script></block></script></block-definition><block-definition s="Draw a brick wall with %&apos;#ofrows&apos; rows, with bricks per row: %&apos;#ofbricks&apos; Length: %&apos;length&apos; width %&apos;width&apos; Gap thickness %&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="#ofrows"/><script><block s="doIfElse"><custom-block s="even? %s"><block var="i"/></custom-block><script><block s="turn"><l>180</l></block><block s="changeYPosition"><block s="reportVariadicSum"><list><block s="reportVariadicProduct"><list><block var="Gap"/><l>2</l></list></block><block var="width"/></list></block></block><custom-block s="Draw Row B, bricks %s length %s width: %s gap %s"><block var="#ofbricks"/><block var="length"/><block var="width"/><block var="Gap"/></custom-block></script><script><block s="turn"><l>180</l></block><block s="changeYPosition"><block s="reportVariadicSum"><list><block s="reportVariadicProduct"><list><block var="Gap"/><l>2</l></list></block><block var="width"/></list></block></block><custom-block s="Draw Row A bricks %s length %s width: %s gap %s"><block var="#ofbricks"/><block var="length"/><block var="width"/><block var="Gap"/></custom-block></script></block></script></block></script><scripts><script x="433" y="142.16666666666652"><custom-block s="Draw row B"></custom-block></script><script x="291.5" y="216"><block s="reportDifference"><l></l><l></l></block></script></scripts></block-definition></blocks><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" hyperops="true" codify="false" inheritance="false" sublistIDs="false" 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