diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/graphics_cs_svg.c | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/src/graphics_cs_svg.c b/src/graphics_cs_svg.c new file mode 100644 index 0000000..305ad39 --- /dev/null +++ b/src/graphics_cs_svg.c @@ -0,0 +1,270 @@ +#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); + 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. + switch(s.len) { + case 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; + } +} + +void draw_cs_filled_shape(cs_s_t s) { + int i; + char tmp[1024]; + switch(s.len) { + case 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=\"%s\" stroke=\"%s\" />\n",svg_global.foreground_color,svg_global.foreground_color); + strcat(svg_global.backbuffer,tmp); + break; + } +} + +//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) { + 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); + 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="/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; +/* 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); +*/ + svg_global.green="green"; + svg_global.red="red"; + svg_global.blue="blue"; + + return -1;//what do we return in svg's case? +} + +void graphics_event_handler(struct shit *me,char *line) {//line should always be empty + redraw(); +} + +#endif |