initial commitHEADmaster

3 files changed, 341 insertions, 0 deletions

diff --git a/makefont/Makefile b/makefont/Makefile
new file mode 100644
index 0000000..28b5601
--- /dev/null
+++ b/makefont/Makefile
@@ -0,0 +1,11 @@
+CC	= gcc
+#DFLG = -g
+CFLAGS = $(DFLG) -O2 -Wall $(shell sdl-config --cflags)
+LDFLAGS = $(DFLG)  $(shell sdl-config --libs) -lSDL_ttf
+
+all: makefont
+makefont: makefont.c
+clean:
+	rm -f *.o makefont
+test:	all
+	./makefont
diff --git a/makefont/hockey.ttf b/makefont/hockey.ttf
new file mode 100644
index 0000000..ce7da93
--- /dev/null
+++ b/makefont/hockey.ttf
diff --git a/makefont/makefont.c b/makefont/makefont.c
new file mode 100644
index 0000000..5480fb6
--- /dev/null
+++ b/makefont/makefont.c
@@ -0,0 +1,330 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+#include <stdarg.h>
+#include <math.h>
+#include <fcntl.h>
+
+#include <SDL.h>
+#include <SDL/SDL_ttf.h>
+
+#define XSIZE 1200
+#define YSIZE 32
+
+Uint32 gridcolor,xcolor,ocolor,white;
+
+int mousex,mousey;
+
+int bgr=0, bgg=00, bgb=0;
+int fgr=255, fgg=255, fgb=255;
+
+
+SDL_Surface *readppm(char *name)
+{
+char line[1024*3], *p;
+int width=0, height=0;
+int len;
+SDL_Surface *s;
+int x;
+unsigned char *put;
+FILE *f;
+void *res;
+
+	f=fopen(name, "r");
+	if(!f)
+	{
+		fprintf(stderr, "Couldn't open %s\n", name);
+		exit(-1);
+	}
+	p=fgets(line, sizeof(line), f); // P6
+	if(!p || strncmp(p, "P6", 2))
+	{
+		fclose(f);
+		fprintf(stderr, "Not ppm file %s\n", line);
+		exit(-1);
+	}
+	res=fgets(line, sizeof(line), f); // 480 270
+	sscanf(line, "%d %d", &width, &height);
+	res=fgets(line, sizeof(line), f); // 255
+
+	s = SDL_AllocSurface(SDL_SWSURFACE, width, height, 24,
+		0x0000ff, 0x00ff00, 0xff0000, 0x0);
+
+	x=0;
+	put = s->pixels;
+
+	while((len = fread(line, 1, sizeof(line), f)) > 0)
+	{
+		p=line;
+		while(len>0)
+		{
+			int r,g,b;
+			r=*p++;
+			g=*p++;
+			b=*p++;
+			put[x++] = r;
+			put[x++] = g;
+			put[x++] = b;
+			if(x==width*3)
+			{
+				x = 0;
+				put += s->pitch;
+			}
+			len-=3;
+		}
+	}
+	fclose(f);
+	return s;
+
+}
+
+
+
+SDL_Surface *thescreen;
+void clear(SDL_Surface *s)
+{
+int i,c;
+	c = SDL_MapRGB(s->format, bgr, bgg, bgb);
+	for(i=0;i<s->w;++i)
+		*(unsigned short *)(s->pixels+i*2) = c;
+	for(i=1;i<s->h;++i)
+		memcpy(s->pixels + i*s->pitch, s->pixels, s->w*2);
+
+}
+inline void colordot(SDL_Surface *s, unsigned x,unsigned y,int c)
+{
+	if(x<s->w && y<s->h)
+		*((uint32_t *)s->pixels+y*thescreen->pitch/4+x)=c;
+}
+
+
+void scrlock(SDL_Surface *s)
+{
+	if(SDL_MUSTLOCK(s))
+	{
+		if ( SDL_LockSurface(s) < 0 )
+		{
+			fprintf(stderr, "Couldn't lock display surface: %s\n",
+								SDL_GetError());
+			return;
+		}
+	}
+}
+void scrunlock(SDL_Surface *s)
+{
+	if(SDL_MUSTLOCK(s))
+		SDL_UnlockSurface(s);
+}
+void copyup(SDL_Surface *s)
+{
+	SDL_UpdateRect(s, 0, 0, 0, 0);
+}
+
+Uint32 maprgb(int r,int g,int b)
+{
+	return SDL_MapRGB(thescreen->format,r,g,b);
+}
+
+
+void circle(SDL_Surface *s, int cx,int cy,int radius,int c)
+{
+int x,y,e;
+
+	x=0;
+	y=radius;
+	e=3-(radius<<1);
+	while(x<=y)
+	{
+		colordot(s, cx+x,cy+y,c);
+		colordot(s, cx-x,cy+y,c);
+		colordot(s, cx+x,cy-y,c);
+		colordot(s, cx-x,cy-y,c);
+		colordot(s, cx+y,cy+x,c);
+		colordot(s, cx-y,cy+x,c);
+		colordot(s, cx+y,cy-x,c);
+		colordot(s, cx-y,cy-x,c);
+		if(e<0)
+			e+=(x<<2)+6;
+		else
+		{
+			e+=((x-y)<<2)+10;
+			--y;
+		}
+		++x;
+	}
+}
+
+
+#define JUST_CENTER 0
+#define JUST_LEFT   1
+#define JUST_RIGHT  2
+
+void text_to(SDL_Surface *dest, TTF_Font *font, int x, int y, int just,
+		char *fmt, ...)
+{
+SDL_Surface *s;
+SDL_Rect r;
+char text[256];
+va_list ap;
+SDL_Color tc = {fgr, fgg, fgb, 0};
+
+
+	va_start(ap, fmt);
+	vsnprintf(text, sizeof(text), fmt, ap);
+	va_end(ap);
+
+	s = TTF_RenderUTF8_Blended(font, text, tc);
+	r.x = x;
+	if(just == JUST_CENTER)
+		r.x -= s->w/2;
+	else if(just == JUST_RIGHT)
+		r.x -= s->w;
+
+	r.y = y - s->h/2;
+	SDL_BlitSurface(s, 0, dest, &r);
+	SDL_FreeSurface(s);
+}
+
+struct state {
+	SDL_Surface *surface;
+	SDL_Surface *pictures;
+	TTF_Font *bigfont, *smallfont;
+	int mousex, mousey;
+};
+
+int writeppm(SDL_Surface *thescreen, char *name)
+{
+int ofile;
+unsigned char text[8192],*p;
+char temp[128];
+
+uint32_t *take;
+int i,j;
+int res;
+
+	ofile=open(name,O_WRONLY|O_CREAT|O_TRUNC,0644);
+	if(ofile<0) return -1;
+	sprintf(temp,"P6\n");
+	res=write(ofile,temp,strlen(temp));
+	sprintf(temp,"%d %d\n", thescreen->w, thescreen->h);
+	res=write(ofile,temp,strlen(temp));
+	sprintf(temp,"255\n");
+	res=write(ofile,temp,strlen(temp));
+	take=(void *) thescreen->pixels;
+	j=thescreen->h;
+	while(j--)
+	{
+		p = text;
+		for(i=0;i<thescreen->w;++i)
+		{
+			SDL_GetRGB(take[i],thescreen->format,p,p+1,p+2);
+			p+=3;
+		}
+		res=write(ofile,text,p-text);
+		take+=thescreen->pitch / sizeof(*take);
+	}
+//printf("%d\n", thescreen->format->BytesPerPixel);
+	return 0;
+}
+
+void paint_all(struct state *st)
+{
+SDL_Surface *s = st->surface;
+int x, y;
+char *p;
+SDL_Surface *ts;
+SDL_Color tc = {255, 255, 255, 0};
+SDL_Rect r;
+int gap = maprgb(255,0,255);
+
+	scrlock(s);
+	clear(s);
+	p="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789.!:>^@() + ";
+//	p="uvwxyz0123456789.!:>^@() + ";
+
+//	text_to(s, st->bigfont, 0, 15, JUST_LEFT, "foo!");
+
+	x = 0;
+	while(*p)
+	{
+		char text[2];
+		text[0] = *p++;
+		text[1] = 0;
+		ts = TTF_RenderUTF8_Blended(st->bigfont, text, tc);
+		r.x = x+1;
+		r.y = 15 - ts->h / 2;
+		SDL_BlitSurface(ts, 0, s, &r);
+		for(y=1;y<s->h-2;++y)
+			colordot(s, x, y, gap);
+		x += ts->w+1;
+		SDL_FreeSurface(ts);
+	}
+
+	scrunlock(st->surface);
+	copyup(st->surface);
+	writeppm(s, "/tmp/font.ppm");
+exit(0);
+
+}
+
+
+
+
+int main(int argc,char **argv)
+{
+int first;
+int code;
+SDL_Event event;
+Uint32 videoflags;
+struct state st;
+
+	if ( SDL_Init(SDL_INIT_VIDEO) < 0 )
+	{
+		fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
+		exit(1);
+	}
+	videoflags = 0;
+	thescreen = SDL_SetVideoMode(XSIZE, YSIZE, 32, videoflags);
+	if ( thescreen == NULL )
+	{
+		fprintf(stderr, "Couldn't set display mode: %s\n",
+							SDL_GetError());
+		exit(5);
+	}
+
+	TTF_Init();
+
+	memset(&st, 0, sizeof(st));
+	st.surface = thescreen;
+//	st.pictures = readppm("animals.ppm");
+	st.bigfont = TTF_OpenFont("hockey.ttf", 30);
+	st.smallfont = TTF_OpenFont("hockey.ttf", XSIZE/16);
+
+
+	first=0;
+
+	for(;;)
+	{
+		usleep(50000);
+		paint_all(&st);
+		while(SDL_PollEvent(&event))
+		{
+			switch(event.type)
+			{
+			case SDL_MOUSEMOTION:
+				mousex=event.motion.x;
+				mousey=event.motion.y;
+				break;
+			case SDL_MOUSEBUTTONDOWN:
+				break;
+			case SDL_KEYDOWN:
+				code=event.key.keysym.sym;
+				if(code==SDLK_ESCAPE) exit(0);
+				break;
+			}
+		}
+	}
+	return 0;
+}