+++ /dev/null
-#include <stdio.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <X11/Xutil.h>
-#include <X11/Xlib.h>
-#include "libzmpeg3.h"
-
-/* use builtin data, or dynamically load font data from X instead */
-//#define BUILTIN_FONT_DATA
-/* generate static font data code */
-//#define WRITE_FONT_DATA
-#define MAX_SIZE 4
-
-#ifdef WRITE_FONT_DATA
-#undef BUILTIN_FONT_DATA
-#endif
-
-int zbitfont_t::font_refs = 0;
-
-
-static inline int
-font_index(int style, int pen_size, int italics, int size)
-{
- if( pen_size > 0 ) --pen_size;
- return ((size*2 + italics)*2 + pen_size)*7 + style;
-}
-
-#if defined(BUILTIN_FONT_DATA)
-/* using static builtin font data */
-
-zbitfont_t *zmpeg3_t::
-bitfont(int style,int pen_size,int italics,int size)
-{
- int k = font_index(style,pen_size,italics,size);
- return zbitfont_t::fonts[k];
-}
-
-zbitfont_t *zwin_t::
-chr_font(zchr_t *bp, int scale)
-{
- int size = bp->font_size + scale-1;
- return bitfont(bp->font_style,bp->pen_size,bp->italics,size);
-}
-
-/* stubs */
-void zbitfont_t::init_fonts() {}
-void zbitfont_t::destroy_fonts() {}
-
-#else
-/* loading font data on the fly */
-
-static int
-init_xfont(zbitfont_t *font,char *font_name)
-{
- const char *display_name = ":0";
- Display *display = XOpenDisplay(display_name);
- if( !display ) return 1;
- Font font_id = XLoadFont(display,font_name);
- int ret = 0;
- XFontStruct *font_struct = XQueryFont(display,font_id);
- if( !font_struct ) ret = 1;
- if( !ret ) {
- int row_first = font_struct->min_char_or_byte2;
- int row_last = font_struct->max_char_or_byte2;
- int row_count = row_last-row_first + 1;
- int col_first = font_struct->min_byte1;
- int col_last = font_struct->max_byte1;
- XCharStruct *per_char = font_struct->per_char;
- XCharStruct *bounds = per_char == NULL ? NULL : &font_struct->max_bounds;
- int row_sz, sizeof_data;
- Screen *screen = DefaultScreenOfDisplay(display);
- int depth = DefaultDepthOfScreen(screen);
- Visual *visual = DefaultVisualOfScreen(screen);
- Window w = DefaultRootWindow(display);
- font->nch = (col_last-col_first+1) * (row_last-row_first+1);
- font->chrs = new zbitchar_t[font->nch];
- font->idx = font->idy = font->imy = 0;
- int inx = 0, iny = 0;
-
- XImage *image;
- Pixmap pixmap;
- int b1, b2, x, y, n;
- unsigned int width, height;
- GC gcb, gcw;
- XGCValues gcv;
-
- gcv.function = GXcopy;
- gcv.line_width = 1;
- gcv.line_style = LineSolid;
- gcv.font = font_id;
- n = GCFunction|GCForeground|GCLineWidth|GCLineStyle|GCFont;
- gcv.foreground = BlackPixelOfScreen(DefaultScreenOfDisplay(display));
- gcb = XCreateGC(display,w,n,&gcv);
- gcv.foreground = WhitePixelOfScreen(DefaultScreenOfDisplay(display));
- gcw = XCreateGC(display,w,n,&gcv);
-
- for( b1=col_first; b1<=col_last; ++b1 ) {
- for( b2=row_first; b2<=row_last; ++b2 ) {
- int i = (b1-col_first)*row_count + b2-row_first;
- zbitchar_t *cp = &font->chrs[i];
- XChar2b ch;
- ch.byte1 = b1;
- ch.byte2 = b2;
- cp->ch = (b1<<8) + b2;
- if( per_char != NULL )
- bounds = &per_char[i];
- cp->left = bounds->lbearing;
- cp->right = bounds->rbearing;
- cp->ascent = bounds->ascent;
- cp->decent = bounds->descent;
- width = cp->right - cp->left;
- height = cp->ascent + cp->decent;
- if( cp->ascent > font->imy ) font->imy = cp->ascent;
- if( cp->decent > iny ) iny = cp->decent;
- row_sz = (width+7) / 8;
- sizeof_data = row_sz * height;
- if( sizeof_data > 0 ) {
- char *data = (char*)malloc(sizeof_data);
- if( width > 0 ) { font->idx += width; ++inx; }
- memset(&data[0],0,sizeof_data);
- x = -cp->left; y = cp->ascent;
- pixmap = XCreatePixmap(display,w,width,height,depth);
- XFillRectangle(display,pixmap,gcb,0,0,width,height);
- XDrawString16(display,pixmap,gcw,x,y,&ch,1);
- image = XCreateImage(display,visual,1,XYBitmap,0,
- data,width,height,8,row_sz);
- XGetSubImage(display,pixmap,0,0,width,height,1,
- XYPixmap,image,0,0);
- cp->bitmap = new uint8_t [sizeof_data];
- memcpy(&cp->bitmap[0],&data[0],sizeof_data);
- XFreePixmap(display,pixmap);
- XDestroyImage(image);
- }
- else
- cp->bitmap = 0;
- }
- }
- XFreeGC(display,gcb);
- XFreeGC(display,gcw);
- XFreeFont(display,font_struct);
- if( inx == 0 ) inx = 1;
- font->idx = (font->idx + inx-1) / inx;
- font->idy = font->imy + iny;
- }
- XCloseDisplay(display);
- return ret;
-}
-
-static zbitfont_t *
-get_xfont(int style, int pen_size, int italics, int size)
-{
- int serif = 0, prop = 0, casual = 0; // fst_default
- switch( style ) {
- case 1: serif = 1; prop = 0; casual = 0; break; // fst_mono_serif
- case 2: serif = 1; prop = 1; casual = 0; break; // fst_prop_serif
- case 3: serif = 0; prop = 0; casual = 0; break; // fst_mono_sans
- case 4: serif = 0; prop = 1; casual = 0; break; // fst_prop_sans
- case 5: serif = 1; prop = 1; casual = 1; break; // fst_casual
- }
-
- const char *family, *slant;
-#if 1
- if( casual ) {
- family = "adobe-utopia";
- slant = italics ? "i" : "r";
- }
- if( serif == 0 ) {
- family = prop == 0 ?
- (slant = italics ? "o" : "r", "urw-nimbus mono l") :
- (slant = italics ? "i" : "r", "urw-nimbus sans l");
- }
- else {
- family = prop == 0 ?
- (slant = italics ? "i" : "r", "bitstream-courier 10 pitch"):
- (slant = italics ? "i" : "r", "bitstream-bitstream charter");
- }
-#else
- if( casual ) {
- family = "bitstream-bitstream vera serif";
- slant = "r";
- }
- if( serif == 0 ) {
- family = prop == 0 ?
- (slant = italics ? "o" : "r", "bitstream-bitstream vera sans mono") :
- (slant = italics ? "o" : "r", "bitstream-bitstream vera sans");
- }
- else {
- family = prop == 0 ?
- (slant = italics ? "i" : "r", "bitstream-courier 10 pitch"):
- (slant = italics ? "i" : "r", "bitstream-bitstream charter");
- }
-#endif
- const char *wght = pen_size > 1 ? "bold" : "medium";
-
- // range expanded to account for scale
- if( size < 0 ) size = 0;
- if( size > MAX_SIZE ) size = MAX_SIZE;
- int ptsz = 180;
- switch( size ) {
- case 0: ptsz = 48; break; // very fsz_small
- case 1: ptsz = 100; break; // fsz_small
- default: case 2: break; // fsz_normal
- case 3: ptsz = 320; break; // fsz_large
- case 4: ptsz = 420; break; // very fsz_large
- };
-
- char name[512];
- sprintf(&name[0],"-%s-%s-%s-*-*-*-0-%d-%d-*-*-iso8859-1",
- family, wght, slant, ptsz, ptsz);
- zbitfont_t *font = new zbitfont_t();
- if( init_xfont(font,&name[0]) ) {
- delete font; font = 0;
- }
- return font;
-}
-
-/* italics=2, pen_size=2, font_size=5, font_style=7 */
-int zbitfont_t::total_fonts = 140;
-zbitfont_t *zbitfont_t::fonts[140];
-
-zbitfont_t *zmpeg3_t::
-bitfont(int style,int pen_size,int italics,int size)
-{
- int k = font_index(style,pen_size,italics,size);
- bitfont_t *font = bitfont_t::fonts[k];
- if( !font ) {
- font = get_xfont(style,pen_size,italics,size);
- bitfont_t::fonts[k] = font;
- }
- return font;
-}
-
-zbitfont_t *zwin_t::
-chr_font(zchr_t *bp, int scale)
-{
- int size = bp->font_size + scale-1;
- return bitfont(bp->font_style,bp->pen_size,bp->italics,size);
-}
-
-#if 0
-void zbitfont_t::
-init_fonts()
-{
- if( !font_refs )
- for( int i=0; i<total_fonts; ++i ) fonts[i] = 0;
- ++font_refs;
-}
-
-void zbitfont_t::
-destroy_fonts()
-{
- if( font_refs > 0 ) --font_refs;
- if( font_refs > 0 ) return;
- for( int i=0; i<total_fonts; ++i )
- if( fonts[i] ) { delete fonts[i]; fonts[i] = 0; }
-}
-#else
-void zbitfont_t::init_fonts() {}
-void zbitfont_t::destroy_fonts() {}
-
-zstatic_init_t::
-static_init_t()
-{
- for( int i=0; i<total_fonts; ++i ) fonts[i] = 0;
-}
-zstatic_init_t::
-~static_init_t()
-{
- for( int i=0; i<total_fonts; ++i )
- if( fonts[i] ) { delete fonts[i]; fonts[i] = 0; }
-}
-
-zstatic_init_t static_init;
-
-#endif
-#endif
-
-#if defined(WRITE_FONT_DATA)
-/* generate code for builtin font initialization */
-
-static int
-write_font(int fno, zbitfont_t *font)
-{
- char font_var[512];
-
- sprintf(&font_var[0],"font%02d",fno);
- printf("#include \"libzmpeg3.h\"\n\n");
- zbitchar_t *cp = font->chrs;
- for( int i=0; i<font->nch; ++i,++cp ) {
- int sizeof_data = (cp->right-cp->left+7)/8 * (cp->ascent+cp->decent);
- if( sizeof_data > 0 ) {
- printf("static uint8_t %s_pix%04x[] = {\n",font_var,i);
- uint8_t *bp = cp->bitmap;
- int j = 0;
- while( j < sizeof_data ) {
- if( (j&7) == 0 ) printf(" ");
- printf("0x%02x,",*bp++);
- if( (++j&7) == 0 ) printf("\n");
- }
- if( (j&7) != 0 ) printf("\n");
- printf("};\n");
- }
- }
- printf("\n");
-
- printf("static zbitchar_t %s_chrs[] = {\n",font_var);
- cp = font->chrs;
- for( int i=0; i<font->nch; ++i,++cp ) {
- printf(" { 0x%04x, %2d, %2d, %2d, %2d, ",
- cp->ch,cp->left,cp->right,cp->ascent,cp->decent);
- int sizeof_data = (cp->right-cp->left+7)/8 * (cp->ascent+cp->decent);
- if( sizeof_data > 0 )
- printf("&%s_pix%04x[0] },\n",font_var,i);
- else
- printf("0 },\n");
- }
- printf("};\n");
- printf("\n");
-
- printf("static zbitfont_t %s = { &%s_chrs[0], %d, %d, %d, %d, };\n",
- font_var,font_var,font->nch,font->idx,font->idy,font->imy);
- printf("\n");
- return 0;
-}
-
-int main(int ac, char **av)
-{
- int fno = 0;
- for( int size=0; size<=MAX_SIZE; ++size ) {
- for( int italics=0; italics<=1; ++italics ) {
- for( int pen_size=1; pen_size<=2; ++pen_size ) {
- for( int font_style=0; font_style<=6; ++font_style ) {
- zbitfont_t *font = get_xfont(font_style, pen_size, italics, size);
- write_font(++fno, font);
- delete font;
- }
- }
- }
- }
- fno = 0;
- printf("zbitfont_t *zbitfont_t::fonts[] = {\n");
- for( int size=0; size<=MAX_SIZE; ++size ) {
- for( int italics=0; italics<=1; ++italics ) {
- for( int pen_size=1; pen_size<=2; ++pen_size ) {
- for( int font_style=0; font_style<=6; ++font_style ) {
- if( (fno&7) == 0 ) printf(" ");
- printf("&font%02d,",++fno);
- if( (fno&7) == 0 ) printf("\n");
- }
- }
- }
- }
- if( (fno&7) != 0 ) printf("\n");
- printf("};\n");
- printf("\n");
- printf("int zbitfont_t::total_fonts = %d;\n",fno);
- printf("\n");
- return 0;
-}
-
-#endif
-
-#if 0
-/* attach to end of output for testing */
-int main(int ac, char **av)
-{
- int sz = 0;
- for( int i=0; i<zbitfont_t::total_fonts; ++i ) {
- zbitfont_t *font = zbitfont_t::fonts[i];
- for( int ch=0; ch<font->nch; ++ch ) {
- zbitchar_t *cp = &font->chrs[ch];
- sz += 16 + (cp->ascent+cp->decent)*((cp->right-cp->left+7)/8);
- }
- sz += 20;
- }
- printf(" %d bytes\n",sz);
- zbitchar_t *cp = &font84.chrs['y'];
- uint8_t *bmap = cp->bitmap;
- int wd = cp->right - cp->left;
- int ht = cp->ascent + cp->decent;
- int wsz = (wd+7) / 8;
- for( int iy=0; iy<ht; ++iy ) {
- uint8_t *row = &bmap[iy*wsz];
- for( int ix=0; ix<wd; ++ix ) {
- int ch = ((row[ix>>3] >> (ix&7)) & 1) ? 'x' : ' ';
- printf("%c",ch);
- }
- printf("\n");
- }
- return 0;
-}
-#endif
projects / goodguy / history.git / blobdiff