<snapdata remixID="12064373"><project name="u3l3" app="Snap! 7, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><scenes select="1"><scene name="u3l3"><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 brick wall length: %&apos;length&apos; rows %&apos;rows&apos; gap: %&apos;gap&apos; brick length: %&apos;brickLength&apos; brick width: %&apos;brickWidth&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="rows"/><script><block s="doIfElse"><block s="reportEquals"><block s="reportModulus"><block var="i"/><l>2</l></block><l>0</l></block><script><custom-block s="draw row a brick length: %s brick width: %s gap between bricks: %s amount of bricks: %s"><block var="brickLength"/><block var="brickWidth"/><block var="gap"/><block var="length"/></custom-block></script><script><custom-block s="draw row b brick length: %s brick width: %s gap between bricks: %s amount of bricks: %s"><block var="brickLength"/><block var="brickWidth"/><block var="gap"/><block var="length"/></custom-block></script></block><block s="gotoXY"><l>0</l><block s="reportVariadicProduct"><list><block s="reportDifference"><l>0</l><block s="reportVariadicSum"><list><block var="brickWidth"/><block var="gap"/></list></block></block><block var="i"/></list></block></block></script></block></script></block-definition><block-definition s="draw row a brick length: %&apos;brickLength&apos; brick width: %&apos;width&apos; gap between bricks: %&apos;gap&apos; amount of bricks: %&apos;brickAmount&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="doFor"><l>i</l><l>1</l><block var="brickAmount"/><script><custom-block s="draw brick, length: %n width: %n"><block var="brickLength"/><block var="width"/></custom-block><block s="forward"><block var="gap"/></block></script></block></script></block-definition><block-definition s="draw row b brick length: %&apos;brickLength&apos; brick width: %&apos;width&apos; gap between bricks: %&apos;gap&apos; amount of bricks: %&apos;brickAmount&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><custom-block s="draw brick, length: %n width: %n"><block s="reportDifference"><block s="reportQuotient"><block var="brickLength"/><l>2</l></block><block s="reportQuotient"><block var="gap"/><l>2</l></block></block><block var="width"/></custom-block><block s="forward"><block var="gap"/></block><block s="doFor"><l>i</l><l>1</l><block s="reportDifference"><block var="brickAmount"/><l>1</l></block><script><custom-block s="draw brick, length: %n width: %n"><block var="brickLength"/><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="reportDifference"><block s="reportQuotient"><block var="brickLength"/><l>2</l></block><block s="reportQuotient"><block var="gap"/><l>2</l></block></block><block var="width"/></custom-block><block s="forward"><block var="gap"/></block></script></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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