focus code, and color(gray) / color(gray/alpha)

processing/core/PApplet.java

@@ -38,7 +38,7 @@ import java.util.*;
 
 public class PApplet extends Applet
   implements PConstants, Runnable,
-       MouseListener, MouseMotionListener, KeyListener
+             MouseListener, MouseMotionListener, KeyListener, FocusListener
 {
   static final double jdkVersion = 
     toDouble(System.getProperty("java.version").substring(0,3));
@@ -61,6 +61,17 @@ public class PApplet extends Applet
   public boolean keyPressed;
   public KeyEvent keyEvent;
 
+  /** 
+   * Gets set to true/false as the applet gains/loses focus.
+   */
+  public boolean focused = false;
+
+  /**
+   * Is the applet online or not? This can be used to test how the 
+   * applet should behave since online situations are different.
+   */
+  public boolean online = false;
+
   long millisOffset;
 
   // getting the frame rate
@@ -136,6 +147,7 @@ public class PApplet extends Applet
     addMouseListener(this);
     addMouseMotionListener(this);
     addKeyListener(this);
+    addFocusListener(this);
     //timing = true;
     millisOffset = System.currentTimeMillis();
 
@@ -175,6 +187,13 @@ public class PApplet extends Applet
     this.width = g.width;
     this.height = g.height;
     g.applet = this;
+
+    try {
+      getAppletContext();
+      online = true;
+    } catch (NullPointerException e) { 
+      online = false;
+    }
   }
 
 
@@ -551,6 +570,22 @@ public class PApplet extends Applet
   }
 
 
+  // ------------------------------------------------------------
+
+  // i am focused man, and i'm not afraid of death. 
+  // and i'm going all out. i circle the vultures in a van 
+  // and i run the block.
+
+
+  public void focusGained(FocusEvent e) {
+    focused = true;
+  }
+
+  public void focusLost(FocusEvent e) {
+    focused = false;
+  }
+
+
   // ------------------------------------------------------------
 
   // getting the time
@@ -642,6 +677,7 @@ public class PApplet extends Applet
    * Is the applet online or not? This can be used to test how the 
    * applet should behave since online situations are different.
    */
+  /*
   public boolean online() {
     try {
       getAppletContext();
@@ -650,6 +686,7 @@ public class PApplet extends Applet
     }
     return true;
   }
+  */
 
 
   /**
@@ -3178,6 +3215,26 @@ public class PApplet extends Applet
   }
 
 
+  public final int color(int gray) {
+   return g.color(gray);
+  }
+
+
+  public final int color(float gray) {
+   return g.color(gray);
+  }
+
+
+  public final int color(int gray, int alpha) {
+   return g.color(gray, alpha);
+  }
+
+
+  public final int color(float gray, float alpha) {
+   return g.color(gray, alpha);
+  }
+
+
   public final int color(int x, int y, int z) {
    return g.color(x, y, z);
   }

processing/core/PGraphics.java

@@ -5887,6 +5887,34 @@ public class PGraphics extends PImage implements PConstants {
   // they can write it themselves (not difficult)
 
 
+  public final int color(int gray) {
+    if ((color_mode == RGB) && (!color_scale)) {
+      return 0xff000000 | (gray << 16) | (gray << 8) | gray;
+    }
+    calc_color(gray);
+    return calci;
+  }
+
+  public final int color(float gray) {
+    calc_color(gray);
+    return calci;
+  }
+
+
+  public final int color(int gray, int alpha) {
+    if ((color_mode == RGB) && (!color_scale)) {
+      return (gray << 24) | (gray << 16) | (gray << 8) | gray;
+    }
+    calc_color(gray, alpha);
+    return calci;
+  }
+
+  public final int color(float gray, float alpha) {
+    calc_color(gray, alpha);
+    return calci;
+  }
+
+
   public final int color(int x, int y, int z) {
     if ((color_mode == RGB) && (!color_scale)) {
       return 0xff000000 | (x << 16) | (y << 8) | z;

processing/core/todo.txt

@@ -61,15 +61,15 @@ X   would be good to set a param in p5 so that the thread dies
 X   if people have other threads they've spawned, impossible to stop
 
 X include a lerp()? is there one in flash?
-_   http://processing.org/discourse/yabb/YaBB.cgi?board=Programs;action=display;num=1083289030
-_   should it be called lerp or mix?
+X   http://processing.org/discourse/yabb/YaBB.cgi?board=Programs;action=display;num=1083289030
+X   should it be called lerp or mix?
 X acos, asin, log, exp, ceil/floor, pow, mag(x,y,z)
+X add color(gray) and color(gray, alpha)
+X   http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1089898189;start=0
 
 MEGABUCKET (api)
-
+_ passing in args[] from main
 _ color issues
-_   add color(gray) and color(gray, alpha)
-_     http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_Software;action=display;num=1074180764
 _   doesn't work when outside a function:
 _     color bg_color = color(255,0,0);
 _   colorMode broken for red() green() etc
@@ -182,9 +182,11 @@ CORE / PImage
 CORE / PGraphics
 
    b _ lines
+   b _   z value hack for lines is causing trouble for 2D
+   b _     http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1089737928;start=0
    b X   rewrite line and stroke code, it's a buggy mess
    b X     lines become 2 pixels thick after a 3D transform 
-   b X     better handling of single-pixel special   se
+   b X     better handling of single-pixel special case
    b _       flat_line_retribution is a hack, can go away
    b _ mgorbet stroke transparency problem
    b _   http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1076383048;start=0
@@ -214,6 +216,21 @@ CORE / PGraphics
    1 _   http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1073329613;start=0
    1 _   http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1080342288;start=0
 
+   b _ super nasty lineweight issue:
+void setup()
+{
+   size(400, 400);
+}
+
+void loop()
+{
+   stroke(#ff0000);
+   strokeWeight(2);
+   line(0, 0, 40, 40);
+   point(100, 100);
+   rect(200, 200, 100, 100);
+}
+
    1 _ ellipse problems
    1 _   weird ellipse bug with an alpha line in same image
    1 _     http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_software_bugs;action=display;num=1083221401;start=0

processing/todo.txt

@@ -7,6 +7,8 @@ X   was this the big one? a big one?
 040713
 X fixes to line and curve code
 
+_ moving p5 prefs on mac into documents? or inside sketchbook?
+
 _ terrible loadImage bug.. does it affect loadStrings?
 
 _ "save as" needs to update the editorheader
@@ -469,3 +471,29 @@ _   wrap up oro for simple matching
 _   (as alternative to the sun classes.. link to those in the docs)
 _ method for file handling, recursive walk-through a directory
 _   file i/o: file listing util that leaves out . and ..
+
+more random thoughts
+_ stroke picker
+_   just lineweight, so don't bother.. use constants palette instead
+_ font picker
+_   same thing, just quickly generates fonts on the fly and applies them
+_ need to look at matlab's visualization tools
+_ arcs, better 'color' object
+_ take everything in perl cookbook, and make easy to do with p5
+_ database access and reading large files are always hangups
+_ support capabilities of matlab's visualization tools
+_ charting/labeling primitives.. excel never quite does it
+_ botting engine
+_ difficulty of initial grab/analysis of data, that may take some time
+_   then needs to be stored and run on multiple times
+_ methods for picking colors.. how to color code, limit to 5? gradients..
+_ simple way to do tufte-style small multiples on an app
+_ function for reporting percent finished (or swing dialog)
+_ also for reporting the amount of time remaining
+_ loading/selecting a file (or folder), or from command line
+_ load large file as lattice (option of whether to keep in memory)
+_   how many rows/columns for headings
+_ walking through an entire directory, with a handler
+_   that throws out the . and .. items
+_   that knows about aliases (jdk13)
+_ overall contrast/color control (genomevalence for hulk)