kolibrios/contrib/network/netsurf/libnsfb/test/bezier.c
Yogev Ezra bb2bbc6b91 Move NetSurf to /contrib folder
git-svn-id: svn://kolibrios.org@4364 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-12-15 14:01:21 +00:00

176 lines
3.3 KiB
C

/* libnsfb plotetr test program */
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include "libnsfb.h"
#include "libnsfb_plot.h"
#include "libnsfb_event.h"
#include "surface.h"
//#include "../src/surface/sdl.c"
#define UNUSED(x) ((x) = (x))
#include <menuet/os.h>
int main(int argc, char **argv)
{
extern nsfb_surface_rtns_t sdl_rtns;
_nsfb_register_surface(NSFB_SURFACE_SDL, &sdl_rtns, "sdl");
__menuet__debug_out("Starting bezier\n");
freopen("stderr","w",stderr);
freopen("stdout","w",stdout);
const char *fename;
enum nsfb_type_e fetype;
nsfb_t *nsfb;
nsfb_event_t event;
int waitloop = 3;
nsfb_bbox_t box;
nsfb_bbox_t box2;
uint8_t *fbptr;
int fbstride;
nsfb_point_t ctrla;
nsfb_point_t ctrlb;
int loop;
nsfb_plot_pen_t pen;
if (argc < 2) {
fename="sdl";
} else {
fename = argv[1];
}
fetype = nsfb_type_from_name(fename);
if (fetype == NSFB_SURFACE_NONE) {
__menuet__debug_out("Can't convert\n");
fprintf(stderr, "Unable to convert \"%s\" to nsfb surface type\n", fename);
return 1;
}
nsfb = nsfb_new(fetype);
if (nsfb == NULL) {
__menuet__debug_out("Can't allocate\n");
fprintf(stderr, "Unable to allocate \"%s\" nsfb surface\n", fename);
return 2;
}
if (nsfb_init(nsfb) == -1) {
__menuet__debug_out("Init failed\n");
fprintf(stderr, "Unable to initialise nsfb surface\n");
nsfb_free(nsfb);
return 4;
}
/* get the geometry of the whole screen */
box.x0 = box.y0 = 0;
nsfb_get_geometry(nsfb, &box.x1, &box.y1, NULL);
nsfb_get_buffer(nsfb, &fbptr, &fbstride);
/* claim the whole screen for update */
nsfb_claim(nsfb, &box);
nsfb_plot_clg(nsfb, 0xffffffff);
box2.x0=100;
box2.y0=100;
box2.x1=400;
box2.y1=400;
pen.stroke_colour = 0xff000000;
pen.fill_colour = 0xffff0000;
pen.stroke_type = NFSB_PLOT_OPTYPE_SOLID;
pen.fill_type = NFSB_PLOT_OPTYPE_NONE;
for (loop=-300;loop < 600;loop+=100) {
ctrla.x = 100;
ctrla.y = loop;
ctrlb.x = 400;
ctrlb.y = 500 - loop;
nsfb_plot_cubic_bezier(nsfb, &box2, &ctrla, &ctrlb, &pen);
}
box2.x0=400;
box2.y0=100;
box2.x1=600;
box2.y1=400;
nsfb_plot_line(nsfb, &box2, &pen);
box2.x0=800;
box2.y0=100;
box2.x1=600;
box2.y1=400;
nsfb_plot_line(nsfb, &box2, &pen);
box2.x0=400;
box2.y0=100;
box2.x1=800;
box2.y1=100;
ctrla.x = 600;
ctrla.y = 400;
pen.stroke_colour = 0xffff0000;
nsfb_plot_cubic_bezier(nsfb, &box2, &ctrla, &ctrla, &pen);
box2.x0=400;
box2.y0=100;
box2.x1=800;
box2.y1=100;
ctrla.x = 600;
ctrla.y = 400;
pen.stroke_colour = 0xff0000ff;
nsfb_plot_quadratic_bezier(nsfb, &box2, &ctrla, &pen);
nsfb_update(nsfb, &box);
/* wait for quit event or timeout */
while (waitloop > 0) {
if (nsfb_event(nsfb, &event, 1000) == false) {
break;
}
if (event.type == NSFB_EVENT_CONTROL) {
if (event.value.controlcode == NSFB_CONTROL_TIMEOUT) {
/* timeout */
waitloop--;
} else if (event.value.controlcode == NSFB_CONTROL_QUIT) {
break;
}
}
}
nsfb_free(nsfb);
return 0;
}
/*
* Local variables:
* c-basic-offset: 4
* tab-width: 8
* End:
*/