diff options
Diffstat (limited to 'test/pixmap_browser.cxx')
| -rw-r--r-- | test/pixmap_browser.cxx | 120 |
1 files changed, 24 insertions, 96 deletions
diff --git a/test/pixmap_browser.cxx b/test/pixmap_browser.cxx index 3e02e9f0a..3a9a53002 100644 --- a/test/pixmap_browser.cxx +++ b/test/pixmap_browser.cxx @@ -1,10 +1,7 @@ // -// "$Id: pixmap_browser.cxx,v 1.5.2.4.2.2 2001/09/30 17:37:06 easysw Exp $" +// "$Id: pixmap_browser.cxx,v 1.5.2.4.2.3 2001/11/24 18:07:57 easysw Exp $" // -// Another pixmap test program for the Fast Light Tool Kit (FLTK). -// -// On purpose, I do NOT provide a fltk method to turn a file -// into a pixmap. This program uses a rather simplistic one. +// A shared image test program for the Fast Light Tool Kit (FLTK). // // Copyright 1998-2001 by Bill Spitzak and others. // @@ -30,9 +27,7 @@ #include <FL/Fl_Box.H> #include <FL/Fl_Window.H> #include <FL/Fl_Button.H> -#include <FL/Fl_Pixmap.H> -#include <ctype.h> -#include <stdio.h> +#include <FL/Fl_Shared_Image.H> #include <string.h> #include <errno.h> #include <FL/Fl_File_Chooser.H> @@ -40,107 +35,39 @@ Fl_Box *b; Fl_Window *w; +Fl_Shared_Image *img; -char **data; -int sizeofdata; -int numlines; -static int hexdigit(int x) { - if (isdigit(x)) return x-'0'; - if (isupper(x)) return x-'A'+10; - if (islower(x)) return x-'a'+10; - return 20; -} +static char name[1024]; -int load_file(const char *name) { - FILE *f = fopen(name,"r"); - if (!f) { - fl_message("Can't open %s, %s",name,strerror(errno)); - return 0; - } - if (data) { - for (int i=numlines; i--;) delete[] data[i]; - } -#define BUFSIZE 2048 - char buffer[BUFSIZE]; - int i = 0; - while (fgets(buffer, BUFSIZE, f)) { - if (buffer[0] != '\"') continue; - char *p = buffer; - char *q = buffer+1; - while (*q != '\"') { - if (*q == '\\') switch (*++q) { - case '\n': - fgets(q,(buffer+BUFSIZE)-q,f); break; - case 0: - break; - case 'x': { - q++; - int n = 0; - for (int x = 0; x < 3; x++) { - int d = hexdigit(*q); - if (d > 15) break; - n = (n<<4)+d; - q++; - } - *p++ = n; - } break; - default: { - int c = *q++; - if (c>='0' && c<='7') { - c -= '0'; - for (int x=0; x<2; x++) { - int d = hexdigit(*q); - if (d>7) break; - c = (c<<3)+d; - q++; - } - } - *p++ = c; - } break; - } else { - *p++ = *q++; - } - } - *p++ = 0; - if (i >= sizeofdata) { - sizeofdata = 2*sizeofdata+100; - char **newdata = new char *[sizeofdata]; - for (int j=0; j<i; j++) newdata[j] = data[j]; - delete[] data; - data = newdata; - } - data[i] = new char[p-buffer]; - memcpy(data[i],buffer,p-buffer); - i++; +void load_file(const char *n) { + if (img) img->release(); + + img = Fl_Shared_Image::get(n); + if (img->w() > b->w() || img->h() > b->h()) { + Fl_Image *temp; + if (img->w() > img->h()) temp = img->copy(b->w(), b->h() * img->h() / img->w()); + else temp = img->copy(b->w() * img->w() / img->h(), b->h()); + + img->release(); + img = (Fl_Shared_Image *)temp; } - numlines = i; - fclose(f); - return i; -} -Fl_Pixmap *pixmap; -void newpixmap() { - delete pixmap; - pixmap = new Fl_Pixmap(data); - b->image(pixmap); + b->label(name); + b->image(img); b->redraw(); - w->redraw(); } -static char name[1024]; - void file_cb(const char *n) { if (!strcmp(name,n)) return; - if (!load_file(n)) return; + load_file(n); strcpy(name,n); w->label(name); - newpixmap(); } void button_cb(Fl_Widget *,void *) { fl_file_chooser_callback(file_cb); - fl_file_chooser("XPM file","*.xpm",name); + fl_file_chooser("Image file?","*.{gif,jpg,pbm,pgm,png,ppm,xbm,xpm}", name); fl_file_chooser_callback(0); } @@ -152,19 +79,20 @@ int arg(int, char **argv, int &i) { int main(int argc, char **argv) { int i = 1; - if (Fl::args(argc,argv,i,arg) < argc) - Fl::fatal(" -8 # : use default visual\n%s\n",Fl::help); + Fl::args(argc,argv,i,arg); Fl_Window window(400,400); ::w = &window; Fl_Box b(0,0,window.w(),window.h()); ::b = &b; + b.box(FL_FLAT_BOX); Fl_Button button(5,5,100,35,"load"); button.callback(button_cb); if (!dvisual) Fl::visual(FL_RGB); + if (argv[1]) load_file(argv[1]); window.resizable(window); window.show(argc,argv); return Fl::run(); } // -// End of "$Id: pixmap_browser.cxx,v 1.5.2.4.2.2 2001/09/30 17:37:06 easysw Exp $". +// End of "$Id: pixmap_browser.cxx,v 1.5.2.4.2.3 2001/11/24 18:07:57 easysw Exp $". // |