#define _POSIX_C_SOURCE 200809L //for fileno and strdup
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <assert.h>
#include <unistd.h>
#include <dirent.h>
#include <stdlib.h>
//#include <sys/select.h> //code to use select instead of non-blocking is commented out. might decide to use it later.
#include <X11/Xlib.h>
#include <X11/keysym.h>
#include <X11/cursorfont.h>
#include <X11/Xutil.h> //for size hints
#include <time.h>
#include "config.h"
#include "math.h"
#include "common.h"
#include "graphics_c3.h"//not needed?
#include "graphics_svg.h"
#include "graphics_c2.h"
#include "graphics_cs.h"
//typedef float real; //think this conflicts?
//TODO: will have to make some pixmaps get resized when the window does.
//for now set them to be as big as you think you'll ever resize the window to.
//#define SKYRULE 90
//#define SKYW (WIDTH*5)
//#define SKYH (HEIGHT/2)
//Pixmap skypixmap;
//char sky[SKYH][SKYW];
extern struct hvr_global global;
extern struct gra_global gra_global;
struct svg_global svg_global;
#ifdef GRAPHICAL
void set_luminosity_color(int lum) {
svg_global.foreground_color=svg_global.colors[lum%100];
}
void draw_cs_line(cs_t p1,cs_t p2) {
char tmp[1024];
snprintf(tmp,sizeof(tmp)-1,"<line x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" stroke=\"%s\" />\n"
,p1.x ,p1.y ,p2.x ,p2.y ,svg_global.foreground_color?svg_global.foreground_color:"green");
strcat(svg_global.backbuffer,tmp);
}
void draw_cs_text(cs_t p,char *text) {//lol. I don't even use this anymore.
/* char t[256];
int direction,ascent,descent;
XFontStruct *font=XLoadQueryFont(x11_global.dpy,"fixed");
XCharStruct overall;
snprintf(t,sizeof(t)-1,"%s",text);
XTextExtents(font,text,strlen(text),&direction,&ascent,&descent,&overall);
XDrawString(x11_global.dpy,x11_global.backbuffer,x11_global.backgc,p.x,p.y+(descent+ascent),text,strlen(text));
*/
}
void draw_cs_shape(cs_s_t s) {//this is implemented as draw_cs_line... hrm. it could be moved up to graphics.c? probl no.
char tmp[1024];
//cs_t smouse=c2_to_cs(gra_global.mouse);
int i;//all cs shapes can have 1, 2, or 3+ points. guess I gotta do that logic here too.
char *url=0;
strcat(svg_global.backbuffer,"<!-- shape ");
strcat(svg_global.backbuffer,s.id);
strcat(svg_global.backbuffer,"-->");
if(s.id[0] == '<' && s.id[strlen(s.id)-1] == '>') {
url=strdup(s.id);
url[strlen(s.id)-1]=0;//use url+1
strcat(svg_global.backbuffer,"<a href=\"");
strcat(svg_global.backbuffer,url+1);
strcat(svg_global.backbuffer,"\">");
}
switch(s.len) {
case 1:
break;
case 2:
draw_cs_line(s.p[0],s.p[1]);
break;
default:
strcat(svg_global.backbuffer,"<polygon points=\"");
for(i=0;i<s.len+(s.len==1);i++) {//this shape is closed!
snprintf(tmp,sizeof(tmp)-1,"%d,%d",s.p[i].x,s.p[i].y);
strcat(svg_global.backbuffer,tmp);
if(i != s.len-1) strcat(svg_global.backbuffer," ");//only print space after points that have a point after them.
}
snprintf(tmp,sizeof(tmp)-1,"\" fill=\"dark%s\" stroke=\"%s\" />\n",svg_global.foreground_color,svg_global.foreground_color);
strcat(svg_global.backbuffer,tmp);
break;
}
if(url) {
strcat(svg_global.backbuffer,"</a>");
free(url);
}
}
void draw_cs_filled_shape(cs_s_t s) {
int i;
char tmp[1024];
char *url=0;
strcat(svg_global.backbuffer,"<!-- shape ");
strcat(svg_global.backbuffer,s.id);
strcat(svg_global.backbuffer,"-->");
if(s.id[0] == '<' && s.id[strlen(s.id)-1] == '>') {
url=strdup(s.id);
url[strlen(s.id)-1]=0;//use url+1
strcat(svg_global.backbuffer,"<a href=\"");
strcat(svg_global.backbuffer,url+1);
strcat(svg_global.backbuffer,"\">");
}
switch(s.len) {
case 1:
break;
case 2:
draw_cs_line(s.p[0],s.p[1]);
break;
default:
strcat(svg_global.backbuffer,"<polygon points=\"");
for(i=0;i<s.len+(s.len==1);i++) {//this shape is closed!
snprintf(tmp,sizeof(tmp)-1,"%d,%d",s.p[i].x,s.p[i].y);
strcat(svg_global.backbuffer,tmp);
if(i != s.len-1) strcat(svg_global.backbuffer," ");//only print space after points that have a point after them.
}
if(svg_global.foreground_color == 0) {
svg_global.foreground_color="green";
}
snprintf(tmp,sizeof(tmp)-1,"\" fill=\"%s\" stroke=\"%s\" />\n",svg_global.foreground_color,svg_global.foreground_color);
strcat(svg_global.backbuffer,tmp);
break;
}
if(url) {
strcat(svg_global.backbuffer,"</a>");
free(url);
}
}
//should I do clipping in each graphics lib or make graphics.c just have clipping stuff?
void clear_backbuffer() {
// strcpy(svg_global.backbuffer,"<?xml version=\"1.0\" standalone=\"no\">\n");
strcpy(svg_global.backbuffer,"<html><head><meta http-equiv=\"refresh\" content=\"0\" /></head><body>\n");
strcat(svg_global.backbuffer,"<svg width=\"1024\" height=\"768\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n");
}
void set_clipping_rectangle(int x,int y,int width,int height) {
/*
XRectangle cliprect;
cliprect.x=0;
cliprect.y=0;
cliprect.width=width;
cliprect.height=height;
XSetClipRectangles(x11_global.dpy,x11_global.backgc,x,y,&cliprect,1,Unsorted);
*/
}
void draw_mode_copy() {
/*
XGCValues gcval;
gcval.function=GXcopy;
XChangeGC(x11_global.dpy,x11_global.backgc,GCFunction,&gcval);
*/
}
void draw_mode_and() {
/*
XGCValues gcval;
gcval.function=GXand;
XChangeGC(x11_global.dpy,x11_global.backgc,GCFunction,&gcval);
*/
}
void draw_mode_or() {
/*
XGCValues gcval;
gcval.function=GXor;
XChangeGC(x11_global.dpy,x11_global.backgc,GCFunction,&gcval);
*/
}
void red_and_blue_magic() {
//draw_mode_or();
}
//void draw_sky() {
// XCopyArea(x11_global.dpy,skypixmap,x11_global.backbuffer,x11_global.backgc,((global.camera.yr.d*5)+SKYW)%SKYW,0,WIDTH,gra_global.height/2,0,0);
//}
void set_color_snow() {
//x11_global.snow=1;//override foreground color in the draw functions. drawing different grey each time.
}
void set_ansi_color(int i) {
if(i < 0 || i > 7) i=0;
svg_global.foreground_color=svg_global.ansi_color[i];
}
void set_color() {
svg_global.foreground_color=svg_global.green;
}
void set_color_red() {
svg_global.foreground_color=svg_global.red;
}
void set_color_blue() {
svg_global.foreground_color=svg_global.blue;
}
void flipscreen() {
fprintf(stderr,"# flipping screen!\n");
// strcat(svg_global.backbuffer,"</svg>\n</xml>\n");
strcat(svg_global.backbuffer,"</svg></body></html>\n");
int fd=open(svg_global.filename,O_TRUNC|O_WRONLY|O_CREAT,0644);
write(fd,svg_global.backbuffer,strlen(svg_global.backbuffer));
close(fd);
}
void set_aspect_ratio() {
/*
XSizeHints *hints=XAllocSizeHints();
hints->min_aspect.x=AR_W*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1));
hints->min_aspect.y=AR_H;
hints->max_aspect.x=AR_W*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1));
hints->max_aspect.y=AR_H;
hints->flags |= PAspect;
XSetWMNormalHints(x11_global.dpy,x11_global.w,hints);
XFree(hints);
*/
}
void set_demands_attention() {
/*
XWMHints *hints=XGetWMHints(x11_global.dpy,x11_global.w);
if(!hints) hints=XAllocWMHints();
hints->flags |= XUrgencyHint;
XSetWMHints(x11_global.dpy,x11_global.w,hints);
XFree(hints);
*/
}
void set_title(char *t) {
//XStoreName(x11_global.dpy,x11_global.w,t);
}
int graphics_sub_init() {//this returns an fd we need to keep an eye one? :/
svg_global.filename=getenv("HACKVR_SVG_OUTPUT")?getenv("HACKVR_SVG_OUTPUT"):"/tmp/hackvr.html";
svg_global.ansi_color[0]="black";
svg_global.ansi_color[1]="blue";
svg_global.ansi_color[2]="green";
svg_global.ansi_color[3]="cyan";
svg_global.ansi_color[4]="red";
svg_global.ansi_color[5]="magenta";
svg_global.ansi_color[6]="yellow";
svg_global.ansi_color[7]="white";
svg_global.ansi_color[8]=0;
set_ansi_color(0);
/* x11_global.fd=ConnectionNumber(x11_global.dpy);//we need to to pass to libidc
x11_global.color_map=DefaultColormap(x11_global.dpy, DefaultScreen(x11_global.dpy));
fprintf(stderr,"# generating colors...\n");
for(i=0;ansi_color[i];i++) {
XAllocNamedColor(x11_global.dpy,x11_global.color_map,ansi_color[i],&x11_global.ansi_color[i],&x11_global.ansi_color[i]);
}
for(i=0;i<=100;i++) {
snprintf(tmp,sizeof(tmp),"gray%d",i);
XAllocNamedColor(x11_global.dpy,x11_global.color_map,tmp,&x11_global.colors[i],&x11_global.colors[i]);
}
fprintf(stderr,"# done.\n");
assert(x11_global.dpy);
x11_global.root_window=0;
//global.colors[0]=BlackPixel(x11_global.dpy,DefaultScreen(x11_global.dpy));
// int whiteColor = //WhitePixel(x11_global.dpy, DefaultScreen(x11_global.dpy));
attributes.background_pixel=x11_global.colors[0].pixel;
if(x11_global.root_window) {
x11_global.w = DefaultRootWindow(x11_global.dpy); //this is still buggy.
} else {
fprintf(stderr,"# creating window...\n");
x11_global.w = XCreateWindow(x11_global.dpy,DefaultRootWindow(x11_global.dpy),0,0,WIDTH*(gra_global.split_screen / (gra_global.red_and_blue ? gra_global.split_screen : 1)),HEIGHT,1,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy)),InputOutput,DefaultVisual(x11_global.dpy,DefaultScreen(x11_global.dpy))\
,CWBackPixel, &attributes);
fprintf(stderr,"# done. window id: %ld\n",x11_global.w);
set_aspect_ratio();
XSelectInput(x11_global.dpy, x11_global.w, HV_MOUSE_X11_EVENT_MASK|HV_X11_KB_EVENT_MASK|HV_GRAPHICS_X11_EVENT_MASK);
}
XMapWindow(x11_global.dpy,x11_global.w);
set_title("hackvr");//uses the globals to know what dpy and w
x11_global.gc=XCreateGC(x11_global.dpy,x11_global.w, 0, 0);
x11_global.backbuffer=XCreatePixmap(x11_global.dpy,x11_global.w,MAXWIDTH,MAXHEIGHT,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy)));
x11_global.cleanbackbuffer=XCreatePixmap(x11_global.dpy,x11_global.w,MAXWIDTH,MAXHEIGHT,DefaultDepth(x11_global.dpy,DefaultScreen(x11_global.dpy)));
//backbuffer is uninitialized
x11_global.backgc=XCreateGC(x11_global.dpy,x11_global.backbuffer,0,0);
cursor=XCreateFontCursor(x11_global.dpy,XC_crosshair);
XDefineCursor(x11_global.dpy, x11_global.w, cursor);
*/</
