C++ (Cpp) transform_get_size Examples

Example #1

File: bookmarks.c Project: nutellarlz/Navination

void
bookmarks_write_center_to_file(struct bookmarks *this_, char *file)
{
	dbg(0,"EEnter\n");

	FILE *f;
	enum projection pro;
	struct coord *center;

	f = fopen(file, "w+");
	if (f)
	{
		// save (pixel-on-screen width/2 height/2) screen center
		struct coord_geo g22;
		struct coord c22;
		struct point p;

		int width, height;
		transform_get_size(this_->trans, &width, &height);
		p.x=width/2;
		p.y=height/2;

		transform_reverse(this_->trans, &p, &c22);
		//dbg(0,"%f, %f\n",a, b);
		//dbg(0,"%d, %d\n",p.x, p.y);
		// * transform_to_geo(projection_mg, &c22, &g22);
		//dbg(0,"%d, %d, %f, %f\n",c22.x, c22.y, g22.lat, g22.lng);
		// * result=g_strdup_printf("%f:%f",g22.lat,g22.lng);

		// + center = transform_center(this_->trans);
		pro = transform_get_projection(this_->trans);
		// + coord_print(pro, center, f);
		coord_print(pro, &c22, f);
		fclose(f);
		dbg(0,"******** write center to file *********\n");
	}
	else
	{
		perror(file);
	}

	dbg(0,"ready\n");

	return;
}

Example #2

File: navit.c Project: justinzane/navit

static void
navit_set_center_cursor(struct navit *this_, struct coord *cursor, int dir, int xpercent, int ypercent)
{
	struct coord *c=transform_center(this_->trans);
	int width, height;
	struct point p;
	struct coord cnew;

	transform_get_size(this_->trans, &width, &height);
	*c=*cursor;
	transform_set_angle(this_->trans, dir);
	p.x=(100-xpercent)*width/100;
	p.y=(100-ypercent)*height/100;
	transform_reverse(this_->trans, &p, &cnew);
	*c=cnew;
	if (this_->ready)
		navit_draw(this_);
		
}

Example #3

File: gui_gtk_action.c Project: justinzane/navit

static void
info_action(GtkWidget *w, struct navit *nav, void *dummy)
{
	char buffer[512];
	int mw,mh;
	struct coord lt, rb;
	struct point p;
	struct transformation *t;

	t=navit_get_trans(nav);
	transform_get_size(t, &mw, &mh);
	p.x=0;
	p.y=0;
	transform_reverse(t, &p, &lt);
	p.x=mw;
	p.y=mh;
	transform_reverse(t, &p, &rb);

	sprintf(buffer,"./info.sh %d,%d 0x%x,0x%x 0x%x,0x%x", mw, mh, lt.x, lt.y, rb.x, rb.y);
	system(buffer);

}