libjava/gnu/gcj/xlib/natClip.cc

   1 /* Copyright (C) 2000  Free Software Foundation
   2
   3    This file is part of libgcj.
   4
   5 This software is copyrighted work licensed under the terms of the
   6 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   7 details.  */
   8
   9 // Needed to avoid linking in libstdc++
  10 #ifndef __STL_USE_EXCEPTIONS
  11 #   include <java/lang/OutOfMemoryError.h>
  12 #   define __THROW_BAD_ALLOC throw new java::lang::OutOfMemoryError()
  13 #endif
  14
  15 #include <vector>
  16
  17 #include <X11/Xlib.h>
  18 #include <gcj/cni.h>
  19 #include <gnu/gcj/RawData.h>
  20 #include <java/awt/Rectangle.h>
  21
  22 #include "gnu/gcj/xlib/Clip.h"
  23
  24 typedef java::awt::Rectangle AWTRect;
  25 typedef JArray<AWTRect*> AWTRectArray;
  26 typedef std::vector<XRectangle> XRectVector;
  27
  28 void gnu::gcj::xlib::Clip::init(AWTRectArray* rectangles)
  29 {
  30   // Prepare rectangles:
  31
  32   int numRect = JvGetArrayLength(rectangles);
  33   XRectVector* xrectvector = new XRectVector(numRect);
  34
  35   for (int i=0; i<numRect; i++)
  36     {
  37       AWTRect* awtrect = elements(rectangles)[i];
  38       XRectangle& xrect = (*xrectvector)[i];
  39
  40       xrect.x      = awtrect->x;
  41       xrect.y      = awtrect->y;
  42       xrect.width  = awtrect->width;
  43       xrect.height = awtrect->height;
  44     }
  45
  46   xrects = reinterpret_cast<gnu::gcj::RawData*>(xrectvector);
  47 }
  48
  49 void gnu::gcj::xlib::Clip::finalize()
  50 {
  51   delete xrects; xrects = 0;
  52 }