top artists view

Checkbox.pde

@@ -29,3 +29,20 @@ class Checkbox extends Button {
   }
 }
 
+class GlyphCheckbox extends Checkbox {
+  String glyph;
+  GlyphCheckbox(float x_, float y_, float w_, float h_, String glyph)
+  {
+    super(x_,y_,w_,h_);
+    this.glyph = glyph;
+  }
+
+  void drawContent(float lx, float ly) {
+    super.drawContent(lx, ly);
+    if (checked) fill(0);
+    else fill(fgColor);
+    textAlign(CENTER, CENTER);
+    text(glyph, 0, 0, w, h);
+  }
+}
+

Data.pde

@@ -12,9 +12,9 @@ class Artist {
   }
 }
 
-final static int UNKNOWN = 0;
 final static int MALE = 1;
 final static int FEMALE = 2;
+final static int UNKNOWN = 4;
 final static int DONTCARE = -1;
 
 class User {
@@ -46,6 +46,13 @@ class UserFilter {
     this.ageMax = ageMax;
     this.country = country;
   }
+
+  UserFilter() {
+    gender = DONTCARE;
+    ageMin = DONTCARE;
+    ageMax = DONTCARE;
+    country = null;
+  }
 }
 
 class Country {

ListBox.pde

@@ -1,3 +1,7 @@
+interface ListAction {
+  void itemClicked(ListBox lb, int index, Object item);
+}
+
 interface ListDataSource {
   String getText(int index);
   Object get(int index);
@@ -25,6 +29,7 @@ class ListBox extends View {
   color selFgColor = color(255);
 
   ListDataSource data;
+  ListAction action;
   int scrollPos = 0;
 
   float thumbClickPos = -1;
@@ -33,6 +38,7 @@ class ListBox extends View {
   {
     super(x_,y_,w_,h_);
     data = data_;
+    action = null;
   }
 
   int maxScroll()
@@ -106,7 +112,7 @@ class ListBox extends View {
   boolean contentClicked(float lx, float ly)
   {
     int index = constrain(int(ly/rowHeight) + scrollPos, 0, data.count()-1);
-    listClicked(this, index, data.get(index));
+    if (action != null) action.itemClicked(this, index, data.get(index));
     return true;
   }
 }

TopArtistView.pde

@@ -0,0 +1,44 @@
+class TopArtistView extends View {
+  UserFilter userFilter;
+  GlyphCheckbox maleCB;
+  GlyphCheckbox femaleCB;
+  GlyphCheckbox noGenderCB;
+  ListBox artistListbox;
+
+  TopArtistView(float x_, float y_, float w_, float h_)
+  {
+    super(x_,y_,w_,h_);
+    userFilter = new UserFilter();
+
+    maleCB = makeGenderCheckbox(MALE, "M", 0);
+    femaleCB = makeGenderCheckbox(FEMALE, "F", 1);
+    noGenderCB = makeGenderCheckbox(UNKNOWN, "?", 2);
+
+    artistListbox = new ListBox(0, 20, w, h-2, new MissingListDataSource("no artists"));
+    subviews.add(artistListbox);
+  }
+
+  GlyphCheckbox makeGenderCheckbox(final int flag, String letter, int idx)
+  {
+    GlyphCheckbox cb = new GlyphCheckbox(20*idx, 0, 20, 20, letter);
+    cb.checked = (userFilter.gender | flag) != 0;
+    cb.setAction(new Action<Button>() {
+      public void respond(Button b) {
+        Checkbox cb = (Checkbox)b;
+        if (cb.checked) userFilter.gender |= flag;
+        else userFilter.gender &= ~flag;
+      }
+    });
+    subviews.add(cb);
+    return cb;
+  }
+
+  void drawContent(float lx, float ly)
+  {
+    strokeWeight(1);
+    stroke(255);
+    noFill();
+    rect(0, 0, w, h);
+  }
+}
+

cs424p4.pde

@@ -27,7 +27,7 @@ void setup()
   /* setup UI */
   rootView = new View(0, 0, width, height);
 
-  testCB = new Checkbox(100, 100, 20, 20);
+  testCB = new Checkbox(100, 400, 20, 20);
   testCB.setAction(new Action<Button>() {
     public void respond(Button b) {
       Checkbox cb = (Checkbox)b;
@@ -36,14 +36,17 @@ void setup()
   });
   rootView.subviews.add(testCB);
 
-  Button testB = new Button(100, 200, 120, 20, "hello");
+  Button testB = new Button(100, 500, 120, 20, "hello");
   testB.setAction(new Action<Button>() {
     public void respond(Button b) {
       println(b.title);
     }
   });
   rootView.subviews.add(testB);
 
+  TopArtistView topArtists = new TopArtistView(20, 20, 400, 200);
+  rootView.subviews.add(topArtists);  
+
   // I want to add true multitouch support, but let's have this as a stopgap for now
   addMouseWheelListener(new java.awt.event.MouseWheelListener() {
     public void mouseWheelMoved(java.awt.event.MouseWheelEvent evt) {
@@ -85,8 +88,3 @@ void keyTyped()
   if (focusView != null) focusView.keyTyped();
 }
 
-void listClicked(ListBox lb, int index, Object item)
-{
-
-}
-