#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Scroll.H>
#include <FL/Fl_Pixmap.H>
//
// Show how to make a scrollable table of thumbnail images - erco 10/10/06
//
#define THUMB_IMAGE_W      50           // thumb image width
#define THUMB_IMAGE_H      50           // thumb image height
#define THUMB_IMAGE_MARGIN 5            // margin around image
#define THUMB_LABEL_SIZE   12           // label size in pixels
// EXAMPLE 50x50 XPM IMAGE
static char *cartman_xpm[] = {
"50 50 9 1",
"       c None",
".      c #0000FF",
"+      c #EAFF86",
"@      c #71A6CB",
"#      c #FFEAEA",
"$      c #000000",
"%      c #B14E50",
"&      c #FFFFFF",
"*      c #FF9797",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
"..................................................",
".....................++++++++.....................",
"...................++++++++++++...................",
"..................++++++++++++++..................",
"................@@++@@++++++@@++@@................",
"..............@@@@@@@@@@@@@@@@@@@@@@..............",
"............@@@@@@@@@@@@@@@@@@@@@@@@@@............",
"...........@@@@@@@@@@@@@@@@@@@@@@@@@@@@...........",
"..........@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@..........",
"........@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@........",
".......@@@@@@++++++++++++++++++++++++@@@@@@.......",
"......@@@++++++++++++++++++++++++++++++++@@@......",
"......++++++++######################++++++++......",
"......++++++++######################++++++++......",
"......++++######$$$$$########$$$$$######++++......",
"......##########$$#$$########$$#$$##########......",
"......##########$###$########$###$##########......",
"......#########$#####$######$#####$#########......",
".....%#########$#####$######$#####$#########%.....",
"..%%%%######################################%%%%..",
"%%%%%%######################################%%%%%%",
"%%%%%%######################################%%%%%%",
"%%%%%%%####################################%%%%%%%",
"%%%%%%%########$$$$$$$$$$$$$$$$$$$$########%%%%%%%",
"%%%%%%%#########$$&&&&&&&&&&&&&&$$#########%%%%%%%",
"%%%%%%%%#########$$&&&&&&&&&&&&$$#########%%%%%%%%",
"%%%%%%%%%%########$************$########%%%%%%%%%%",
"%%%%%%%%%%%########************########%%%%%%%%%%%",
"%%%%%%%%%%%%%#######**********#######%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%########******########%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%########**########%%%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%%%%%%########%%%%%%%%%%%%%%%%%%%%%",
"%%%$%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%$%%%",
"%%$%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%$%%",
"%$%%%%%%%%%%%%%%%%%%%%%%$%$%%%%%%%%%%%%%%%%%%%%%$%",
"$%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%$",
"%%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%%",
"%%%%%%%%%%%%%%%%%%%%%%%%%%$%%%%%%%%%%%%%%%%%%%%%%%"
};

class Thumbnail : public Fl_Box {
    Fl_Pixmap *img;
public:
    Thumbnail(int X,int Y,const char*L=0):
        Fl_Box(X,Y,
               THUMB_IMAGE_W+THUMB_IMAGE_MARGIN*2,
               THUMB_IMAGE_H+THUMB_IMAGE_MARGIN*2+THUMB_LABEL_SIZE+4,L) {
        img = 0;
        box(FL_UP_BOX);
        color(48);
        align(FL_ALIGN_CENTER|FL_ALIGN_TOP|FL_ALIGN_INSIDE);
        labelsize(THUMB_LABEL_SIZE);
    }
    void image(Fl_Pixmap *val) {
        img = val;
    }
    void draw() {
        // Draw box, label, border, etc.
        Fl_Box::draw();
        // Draw image over box
        if ( img )
            img->draw(x()+THUMB_IMAGE_MARGIN, y()+labelsize()+THUMB_IMAGE_MARGIN+2);
    }
};

int main() {
    // Create the XPM image
    Fl_Pixmap cartman(cartman_xpm);
    // Create the windows and widgets
    Fl_Double_Window win(Fl::w()/4, Fl::h()/4);
    Fl_Scroll scroll(10,10,win.w()-20,win.h()-20);
    scroll.begin();
    {
        int by = scroll.y();
        Thumbnail *thumb = 0;
        // Create thumbnails along X
        for ( int x=0; x<100; x++ ) {
            int bx = scroll.x();
            // Create thumbnails along Y
            for ( int y=0; y<100; y++ ) {
                thumb = new Thumbnail(bx, by, "Testing");
                thumb->image(&cartman);     // assign image to thumbnail
                bx += thumb->w();
            }
            by += thumb->h();
        }
    }
    scroll.end();
    win.end();
    win.resizable(win);
    win.show();
    return(Fl::run());
}