ref: 2c23de27d5006e969106fad672399fafe6464845
dir: /DoConfig/fltk/test/fonts.cxx/
// // "$Id$" // // Font demo program for the Fast Light Tool Kit (FLTK). // // Copyright 1998-2010 by Bill Spitzak and others. // // This library is free software. Distribution and use rights are outlined in // the file "COPYING" which should have been included with this file. If this // file is missing or damaged, see the license at: // // http://www.fltk.org/COPYING.php // // Please report all bugs and problems on the following page: // // http://www.fltk.org/str.php // #include <FL/Fl.H> #include <FL/Fl_Double_Window.H> #include <FL/Fl_Tile.H> #include <FL/Fl_Hold_Browser.H> #include <FL/fl_draw.H> #include <FL/Fl_Box.H> #include <stdio.h> #include <stdlib.h> #include <string.h> Fl_Double_Window *form; Fl_Tile *tile; class FontDisplay : public Fl_Widget { void draw(); public: int font, size; FontDisplay(Fl_Boxtype B, int X, int Y, int W, int H, const char* L = 0) : Fl_Widget(X,Y,W,H,L) {box(B); font = 0; size = 14;} }; void FontDisplay::draw() { draw_box(); fl_font((Fl_Font)font, size); fl_color(FL_BLACK); fl_draw(label(), x()+3, y()+3, w()-6, h()-6, align()); } FontDisplay *textobj; Fl_Hold_Browser *fontobj, *sizeobj; int **sizes; int *numsizes; int pickedsize = 14; void font_cb(Fl_Widget *, long) { int fn = fontobj->value(); if (!fn) return; fn--; textobj->font = fn; sizeobj->clear(); int n = numsizes[fn]; int *s = sizes[fn]; if (!n) { // no sizes } else if (s[0] == 0) { // many sizes; int j = 1; for (int i = 1; i<64 || i<s[n-1]; i++) { char buf[20]; if (j < n && i==s[j]) {sprintf(buf,"@b%d",i); j++;} else sprintf(buf,"%d",i); sizeobj->add(buf); } sizeobj->value(pickedsize); } else { // some sizes int w = 0; for (int i = 0; i < n; i++) { if (s[i]<=pickedsize) w = i; char buf[20]; sprintf(buf,"@b%d",s[i]); sizeobj->add(buf); } sizeobj->value(w+1); } textobj->redraw(); } void size_cb(Fl_Widget *, long) { int i = sizeobj->value(); if (!i) return; const char *c = sizeobj->text(i); while (*c < '0' || *c > '9') c++; pickedsize = atoi(c); textobj->size = pickedsize; textobj->redraw(); } char label[0x1000]; void create_the_forms() { // create the sample string int n = 0; strcpy(label, "Hello, world!\n"); int i = strlen(label); ulong c; for (c = ' '+1; c < 127; c++) { if (!(c&0x1f)) label[i++]='\n'; if (c=='@') label[i++]=c; label[i++]=c; } label[i++] = '\n'; for (c = 0xA1; c < 0x600; c += 9) { if (!(++n&(0x1f))) label[i++]='\n'; i += fl_utf8encode((unsigned int)c, label + i); } label[i] = 0; // create the basic layout form = new Fl_Double_Window(550,370); tile = new Fl_Tile(0, 0, 550, 370); Fl_Group *textgroup = new Fl_Group(0, 0, 550, 185); textgroup->box(FL_FLAT_BOX); textobj = new FontDisplay(FL_FRAME_BOX,10,10,530,170,label); textobj->align(FL_ALIGN_TOP|FL_ALIGN_LEFT|FL_ALIGN_INSIDE|FL_ALIGN_CLIP); textobj->color(9,47); textgroup->resizable(textobj); textgroup->end(); Fl_Group *fontgroup = new Fl_Group(0, 185, 550, 185); fontgroup->box(FL_FLAT_BOX); fontobj = new Fl_Hold_Browser(10, 190, 390, 170); fontobj->box(FL_FRAME_BOX); fontobj->color(53,3); fontobj->callback(font_cb); sizeobj = new Fl_Hold_Browser(410, 190, 130, 170); sizeobj->box(FL_FRAME_BOX); sizeobj->color(53,3); sizeobj->callback(size_cb); fontgroup->resizable(fontobj); fontgroup->end(); tile->end(); form->resizable(tile); form->end(); } #include <FL/fl_ask.H> int main(int argc, char **argv) { Fl::scheme(NULL); Fl::args(argc, argv); Fl::get_system_colors(); create_the_forms(); // For the Unicode test, get all fonts... //#ifdef __APPLE__ int i = 0; //#else // int i = fl_choice("Which fonts:","-*","iso8859","All"); //#endif int k = Fl::set_fonts(i ? (i>1 ? "*" : 0) : "-*"); sizes = new int*[k]; numsizes = new int[k]; for (i = 0; i < k; i++) { int t; const char *name = Fl::get_font_name((Fl_Font)i,&t); char buffer[128]; #if 1 if (t) { char *p = buffer; if (t & FL_BOLD) {*p++ = '@'; *p++ = 'b';} if (t & FL_ITALIC) {*p++ = '@'; *p++ = 'i';} *p++ = '@'; *p++ = '.'; // Suppress subsequent formatting - some MS fonts have '@' in their name strcpy(p,name); name = buffer; } #else // this is neat, but really slow on some X servers: sprintf(buffer, "@F%d@.%s", i, name); name = buffer; #endif fontobj->add(name); int *s; int n = Fl::get_font_sizes((Fl_Font)i, s); numsizes[i] = n; if (n) { sizes[i] = new int[n]; for (int j=0; j<n; j++) sizes[i][j] = s[j]; } } fontobj->value(1); font_cb(fontobj,0); form->show(argc,argv); return Fl::run(); } // // End of "$Id$". //