? 01-xpdf-3.00pl1.patch
? 02-xpdf-3.00pl2.patch
? 03-xpdf-3.00pl3.patch
? 10-xpdf-3.01-docs.patch
? 11-xpdf-3.01-fixedpoint.patch
? 12-xpdf-3.01-no-no-decryption.patch
? 13-xpdf-3.01-goo-allocn.patch
? 14-xpdf-3.01-copyright-etc-updates.patch
? 15-xpdf-3.01-new-freetype.patch
? 16-xpdf-3.01-plugins.patch
? 17-xpdf-3.01-goo-improvements.patch
? 18-xpdf-3.01-configure-improvements.patch
? 19-xpdf-3.01-encrypt-metadata-flag.patch
? 20-xpdf-3.01-win32-no-unlink.patch
? 21-xpdf-3.01-win32-files-and-paths.patch
? 24-xpdf-3.01-splash-modified-region.patch
? poppler/patches
? splash/24-xpdf-3.01-splash-modified-region.patch
Index: poppler/SplashOutputDev.h
===================================================================
RCS file: /cvs/poppler/poppler/poppler/SplashOutputDev.h,v
retrieving revision 1.2
diff -u -r1.2 SplashOutputDev.h
--- poppler/SplashOutputDev.h	28 Jul 2005 17:34:19 -0000	1.2
+++ poppler/SplashOutputDev.h	15 Sep 2005 13:39:00 -0000
@@ -148,6 +148,11 @@
   // is passed to Splash::setFillPattern, so it should not be used
   // after calling this function.
   void xorRectangle(int x0, int y0, int x1, int y1, SplashPattern *pattern);
+  // Get the modified region.
+  void getModRegion(int *xMin, int *yMin, int *xMax, int *yMax);
+
+  // Clear the modified region.
+  void clearModRegion();
 
   // Set the Splash fill color.
   void setFillColor(int r, int g, int b);
Index: splash/Splash.cc
===================================================================
RCS file: /cvs/poppler/poppler/splash/Splash.cc,v
retrieving revision 1.2
diff -u -r1.2 Splash.cc
--- splash/Splash.cc	22 Jul 2005 10:33:54 -0000	1.2
+++ splash/Splash.cc	15 Sep 2005 13:39:06 -0000
@@ -34,6 +34,7 @@
 Splash::Splash(SplashBitmap *bitmapA) {
   bitmap = bitmapA;
   state = new SplashState(bitmap->width, bitmap->height);
+  clearModRegion();
   debugMode = gFalse;
 }
 
@@ -181,6 +182,36 @@
 }
 
 //------------------------------------------------------------------------
+//------------------------------------------------------------------------
+// modified region
+//------------------------------------------------------------------------
+
+void Splash::clearModRegion() {
+  modXMin = bitmap->getWidth();
+  modYMin = bitmap->getHeight();
+  modXMax = -1;
+  modYMax = -1;
+}
+
+inline void Splash::updateModX(int x) {
+  if (x < modXMin) {
+    modXMin = x;
+  }
+  if (x > modXMax) {
+    modXMax = x;
+  }
+}
+
+inline void Splash::updateModY(int y) {
+  if (y < modYMin) {
+    modYMin = y;
+  }
+  if (y > modYMax) {
+    modYMax = y;
+  }
+}
+
+//------------------------------------------------------------------------
 // drawing operations
 //------------------------------------------------------------------------
 
Index: splash/Splash.h
===================================================================
RCS file: /cvs/poppler/poppler/splash/Splash.h,v
retrieving revision 1.1.1.1
diff -u -r1.1.1.1 Splash.h
--- splash/Splash.h	3 Mar 2005 19:45:59 -0000	1.1.1.1
+++ splash/Splash.h	15 Sep 2005 13:39:07 -0000
@@ -148,11 +148,21 @@
   // Return the associated bitmap.
   SplashBitmap *getBitmap() { return bitmap; }
 
+  // Get a bounding box which includes all modifications since the
+  // last call to clearModRegion.
+  void getModRegion(int *xMin, int *yMin, int *xMax, int *yMax)
+    { *xMin = modXMin; *yMin = modYMin; *xMax = modXMax; *yMax = modYMax; }
+
+  // Clear the modified region bounding box.
+  void clearModRegion();
+
   // Toggle debug mode on or off.
   void setDebugMode(GBool debugModeA) { debugMode = debugModeA; }
 
 private:
 
+  void updateModX(int x);
+  void updateModY(int y);
   void strokeNarrow(SplashXPath *xPath);
   void strokeWide(SplashXPath *xPath);
   SplashXPath *makeDashedPath(SplashXPath *xPath);
@@ -168,6 +178,7 @@
 
   SplashBitmap *bitmap;
   SplashState *state;
+  int modXMin, modYMin, modXMax, modYMax;
   GBool debugMode;
 };