#include <cstdio>
+#include <cstring>
+#include <iconv.h>
#include <unistd.h>
#include <pqxx/pqxx>
-#include "glwindow.h"
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include <tinyptc.h>
+#include <endian.h>
+#include "flagtrigger.h"
-class Tournament {
-public:
- int id;
- std::string name;
-};
+iconv_t ucs4_iconv;
-Tournament active_tournament;
-
-/* A trigger that sets a flag whenever it's trigged. */
-class FlagTrigger : pqxx::trigger {
-private:
- bool flag;
-
+// UCS-4 string with support for getting from UTF-8
+class widestring : public std::wstring
+{
public:
- FlagTrigger(pqxx::connection_base &conn, const PGSTD::string &name)
- : pqxx::trigger(conn, name), flag(false) {}
- virtual ~FlagTrigger() throw () {}
-
- virtual void operator() (int pid)
+ void operator= (const char *from)
{
- flag = true;
- std::fprintf(stderr, "Received a flag trigger from pid %u\n", pid);
- }
+ unsigned bytes = std::strlen(from);
+ char *from_buf = strdup(from);
+ wchar_t *to_buf = new wchar_t[bytes + 1];
- bool get_flag() const
- {
- return flag;
- }
+ char *inptr = from_buf, *outptr = reinterpret_cast<char *> (to_buf);
- void reset_flag()
- {
- flag = false;
+ size_t in_left = bytes;
+ size_t out_left = bytes * sizeof(wchar_t);
+
+ size_t ret = iconv(ucs4_iconv, NULL, NULL, &outptr, &out_left);
+ if (ret == (size_t)(-1)) {
+ throw std::runtime_error("Error in iconv during initialization");
+ }
+
+ ret = iconv(ucs4_iconv, &inptr, &in_left, &outptr, &out_left);
+ if (ret == (size_t)(-1)) {
+ perror("iconv");
+ throw std::runtime_error("Error in iconv during conversion");
+ }
+
+ erase(begin(), end());
+ std::copy(to_buf, reinterpret_cast<wchar_t *> (outptr), std::back_inserter(*this));
+
+ free(from_buf);
+ delete[] to_buf;
}
};
+template<>
+void pqxx::from_string<widestring>(const char *from, widestring &to)
+{
+ to = from;
+}
+
+int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, std::vector<FT_Face> &fontlist);
+
+class Tournament {
+public:
+ int id;
+ widestring name;
+};
+
+Tournament active_tournament;
+std::vector<FT_Face> fonts;
+
/* A transactor that fetches the current tournament and some information about it. */
class FetchCurrentTournament : public pqxx::transactor<> {
private:
}
}
+unsigned char framebuf[800 * 600 * 4];
+
void main_loop(pqxx::connection &conn)
{
if (active_tournament.id == -1) {
sleep(1);
return;
}
+
+ memset(framebuf, 0, 800*600*4);
pqxx::work t(conn, "trx");
// fetch all songs
- pqxx::result res( t.exec("SELECT * FROM songs") );
+ pqxx::result res( t.exec("SELECT * FROM songs WHERE title LIKE 'M%'") );
+ unsigned y = 0;
for (pqxx::result::const_iterator i = res.begin(); i != res.end(); ++i) {
- std::fprintf(stderr, "%s\n", i["title"].c_str());
+ my_draw_text(i["title"].as(widestring()), framebuf, 0, y, 1, 255, 255, 255, fonts);
+ y += 20;
+// std::fprintf(stderr, "%s\n", i["title"].c_str());
}
t.commit();
-
+
+ ptc_update(framebuf);
sleep(1);
}
+void init_freetype()
+{
+ FT_Library library;
+ FT_Face face;
+ if (FT_Init_FreeType(&library))
+ throw std::runtime_error("FreeType init failed.");
+
+ // Georgia
+ if (FT_New_Face(library, "/usr/share/fonts/truetype/msttcorefonts/Georgia.ttf", 0, &face))
+ throw std::runtime_error("Face opening failed.");
+ if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
+ throw std::runtime_error("Size set failed.");
+ fonts.push_back(face);
+
+ // FreeSerif
+ if (FT_New_Face(library, "/usr/share/fonts/truetype/freefont/FreeSerif.ttf", 0, &face)) {
+ std::fprintf(stderr, "Warning: Couldn't open FreeSerif, some glyphs might not be available\n");
+ } else {
+ if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
+ throw std::runtime_error("Size set failed.");
+ fonts.push_back(face);
+ }
+
+ // Arial Unicode MS
+ if (FT_New_Face(library, "arialuni.ttf", 0, &face)) {
+ std::fprintf(stderr, "Warning: Couldn't open Arial Unicode MS, some glyphs might not be available\n");
+ } else {
+ if (FT_Set_Char_Size(face, 0, 12 * 64, 96, 96))
+ throw std::runtime_error("Size set failed.");
+ fonts.push_back(face);
+ }
+}
+
+int my_draw_text(const widestring &str, unsigned char *buf, int xpos, int ypos, bool real_render, int r, int g, int b, std::vector<FT_Face> &fontlist)
+{
+ FT_GlyphSlot slot;
+ int x = 0;
+
+ for (widestring::const_iterator i = str.begin(); i != str.end(); ++i) {
+ int glyph_index;
+ for (std::vector<FT_Face>::const_iterator j = fontlist.begin(); j != fontlist.end(); ++j) {
+ glyph_index = FT_Get_Char_Index(*j, *i);
+ if (glyph_index == 0)
+ continue;
+
+ if (FT_Load_Glyph(*j, glyph_index, FT_LOAD_RENDER))
+ throw std::runtime_error("Couldn't load glyph");
+ slot = (*j)->glyph;
+ break;
+ }
+ if (glyph_index == 0) {
+ std::fprintf(stderr, "Warning: Could not find a glyph in any font for U+%x, ignoring\n", *i);
+ continue;
+ }
+
+ if (real_render) {
+ int y;
+ FT_Bitmap *bm = &(slot->bitmap);
+ for (y = 0; y < bm->rows; y++) {
+ int xx;
+ int dsty = ypos - slot->bitmap_top + y;
+ if (dsty < 0 || dsty > 599) continue;
+
+ unsigned char *dst = buf + dsty * 800*4 + (x + xpos + slot->bitmap_left)*4;
+ unsigned char *src = bm->buffer + y * bm->width;
+ for (xx = 0; xx < bm->width; xx++) {
+ *dst = (*dst * (256-*src) + r * *src) >> 8;
+ *dst++;
+ *dst = (*dst * (256-*src) + g * *src) >> 8;
+ *dst++;
+ *dst = (*dst * (256-*src) + b * *src) >> 8;
+ *dst++;
+ *dst++ = 0;
+ src++;
+ }
+ }
+ }
+
+ x += slot->advance.x >> 6;
+ }
+
+ return x;
+}
+
+
int main(int argc, char **argv)
{
- GLWindow glw("CCBS bigscreen", 800, 600, 32, false, 16, -1);
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ ucs4_iconv = iconv_open("ucs-4le", "utf-8");
+#else
+ ucs4_iconv = iconv_open("ucs-4be", "utf-8");
+#endif
+
+ ptc_open("CCBS bigscreen", 800, 600);
+
try {
+ init_freetype();
pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
FlagTrigger tournament_changed(conn, "active_tournament");
+ FlagTrigger rounds_changed(conn, "active_groups");
- // when active_tournament is changed, we destroy everything and start from scratch
+ // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
+ // (at least currently)
for ( ;; ) {
tournament_changed.reset_flag();
+ rounds_changed.reset_flag();
init(conn);
do {
main_loop(conn);
conn.get_notifs();
- } while (!tournament_changed.get_flag());
- std::fprintf(stderr, "active_tournament changed, resetting...\n");
+ } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
+ std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
}
} catch (const std::exception &e) {
std::fprintf(stderr, "Exception: %s\n", e.what());