//// "$Id: Fl_Image.cxx,v 1.1.1.1 2003/08/07 21:18:40 jasonk Exp $"//// Image drawing code for the Fast Light Tool Kit (FLTK).//// Copyright 1998-1999 by Bill Spitzak and others.//// This library is free software; you can redistribute it and/or// modify it under the terms of the GNU Library General Public// License as published by the Free Software Foundation; either// version 2 of the License, or (at your option) any later version.//// This library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU// Library General Public License for more details.//// You should have received a copy of the GNU Library General Public// License along with this library; if not, write to the Free Software// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307// USA.//// Please report all bugs and problems to "fltk-bugs@easysw.com".//#include <FL/Fl.H>#include <FL/fl_draw.H>#include <FL/x.H>#include <FL/Fl_Widget.H>#include <FL/Fl_Menu_Item.H>#include <FL/Fl_Image.H>void Fl_Image::draw(int XP, int YP, int WP, int HP, int cx, int cy) {  // account for current clip region (faster on Irix):  int X,Y,W,H; fl_clip_box(XP,YP,WP,HP,X,Y,W,H);  cx += X-XP; cy += Y-YP;  // clip the box down to the size of image, quit if empty:  if (cx < 0) {W += cx; X -= cx; cx = 0;}  if (cx+W > w) W = w-cx;  if (W <= 0) return;  if (cy < 0) {H += cy; Y -= cy; cy = 0;}  if (cy+H > h) H = h-cy;  if (H <= 0) return;  if (!id) {    id = (ulong)fl_create_offscreen(w, h);    fl_begin_offscreen((Fl_Offscreen)id);    fl_draw_image(array, 0, 0, w, h, d, ld);    fl_end_offscreen();  }  fl_copy_offscreen(X, Y, W, H, (Fl_Offscreen)id, cx, cy);}Fl_Image::~Fl_Image() {  if (id) fl_delete_offscreen((Fl_Offscreen)id);}static void image_labeltype(    const Fl_Label* o, int x, int y, int w, int h, Fl_Align a){  Fl_Image* b = (Fl_Image*)(o->value);  int cx;  if (a & FL_ALIGN_LEFT) cx = 0;  else if (a & FL_ALIGN_RIGHT) cx = b->w-w;  else cx = (b->w-w)/2;  int cy;  if (a & FL_ALIGN_TOP) cy = 0;  else if (a & FL_ALIGN_BOTTOM) cy = b->h-h;  else cy = (b->h-h)/2;  b->draw(x,y,w,h,cx,cy);}static void image_measure(const Fl_Label* o, int& w, int& h) {  Fl_Image* b = (Fl_Image*)(o->value);  w = b->w;  h = b->h;}void Fl_Image::label(Fl_Widget* o) {  Fl::set_labeltype(_FL_IMAGE_LABEL, image_labeltype, image_measure);  o->label(_FL_IMAGE_LABEL, (const char*)this);}void Fl_Image::label(Fl_Menu_Item* o) {  Fl::set_labeltype(_FL_IMAGE_LABEL, image_labeltype, image_measure);  o->label(_FL_IMAGE_LABEL, (const char*)this);}//// End of "$Id: Fl_Image.cxx,v 1.1.1.1 2003/08/07 21:18:40 jasonk Exp $".//