fixes for image transparency with PDF output

core/todo.txt

@@ -10,6 +10,8 @@ X   https://github.com/processing/processing/issues/2100
 X   not handled by BufferedReader (or XML parser)
 X   http://stackoverflow.com/questions/10556875/list-of-unicode-characters-that-should-be-filtered-in-output
 X   http://stackoverflow.com/questions/3072152/what-is-unicode-character-2028-ls-line-separator-used-for
+X fix image transparency in PDF output
+X   https://github.com/processing/processing/pull/2070
 
 _ Sort out blending differences with P2D/P3D
 _   https://github.com/processing/processing/issues/1844

java/libraries/pdf/src/processing/pdf/PGraphicsPDF.java

@@ -22,16 +22,13 @@ package processing.pdf;
 
 import java.awt.Font;
 import java.awt.Graphics2D;
+import java.awt.Image;
 import java.io.*;
 import java.util.*;
 
 import com.lowagie.text.*;
 import com.lowagie.text.pdf.*;
 
-// Tried iText 5, but it was too slow
-//import com.itextpdf.text.*;
-//import com.itextpdf.text.pdf.*;
-
 import processing.core.*;
 
 
@@ -405,20 +402,19 @@ public class PGraphicsPDF extends PGraphicsJava2D {
 
 
   protected void imageImpl(PImage image,
-                              float x1, float y1, float x2, float y2,
-                              int u1, int v1, int u2, int v2) {
+                           float x1, float y1, float x2, float y2,
+                           int u1, int v1, int u2, int v2) {
     pushMatrix();
     translate(x1, y1);
     int imageWidth = image.width;
     int imageHeight = image.height;
     scale((x2 - x1) / (float)imageWidth,
           (y2 - y1) / (float)imageHeight);
-    if (u2-u1 != imageWidth || v2-v1 != imageHeight) {
-      PImage tmp = new PImage(u2-u1, v2-v1, ARGB);
-      tmp.copy(image, u1, v1, u2, v2, 0, 0, u2-u1, v2-v1);
-      g2.drawImage(image.getImage(), 0, 0, null);
+    if (u2-u1 == imageWidth && v2-v1 == imageHeight) {
+      g2.drawImage((Image) image.getNative(), 0, 0, null);
     } else {
-      g2.drawImage(image.getImage(), u1, v1, null);
+      PImage tmp = image.get(u1, v1, u2-u1, v2-v1);
+      g2.drawImage((Image) tmp.getNative(), 0, 0, null);
     }
     popMatrix();
   }

todo.txt

@@ -14,12 +14,20 @@ X   https://github.com/processing/processing/pull/2093
 X cmd-left is bringing up the text area popup
 X   https://github.com/processing/processing/issues/2103
 
+_ still having right-click issues
+_   https://github.com/processing/processing/issues/2103
+
 X add appbundler.jar, otherwise folks have to include Xcode
 _ if they want to build appbundler, they'll need Xcode
 _   and the command line tools Preferences > Downloads > Command Line Tools
 _ appbundler will have an NPE if the osx binary isn't built
 _ also need to have 10.8 version of the SDK (old Xcode won't work)
 
+_ type looks a little feeble on OS X
+_   retina problem? may need to turn off (on?) smoothing
+_ also need to have a central menubar
+_   add the offscreen window hack
+_   otherwise mode change causes "do you want to quit?" on OS X
 _ fix console font on Windows and Linux with 7u40
 _   the message area text also looks ugly.. can we fix?
 _ add pref to select PDE font (so that CJKV languages work better)