static void process_events( void )
{
/* Our SDL event placeholder. */
SDL_Event event;
/* Grab all the events off the queue. */
while( SDL_PollEvent( &event ) ) {
switch( event.type ) {
case SDL_KEYUP:
handle_key_up( &event.key.keysym );
break;
case SDL_KEYDOWN:
/* Handle key presses. */
handle_key_down( &event.key.keysym );
break;
case SDL_QUIT:
/* Handle quit requests (like Ctrl-c). */
quit_tutorial( 0 );
break;
}
}
}
int moth_gui::read_book(moth_book *book)
{
SDL_Event event;
this->book = book;
create_textures();
index.name = "START";
book->build_index(index);
while(running) {
while(SDL_PollEvent(&event)) {
switch( event.type ) {
case SDL_KEYDOWN:
handle_key_down(&event.key.keysym);
break;
case SDL_KEYUP:
handle_key_up(&event.key.keysym);
break;
case SDL_MOUSEMOTION:
handle_mouse_motion(&event.motion);
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
handle_mouse_button(&event.button);
break;
case SDL_VIDEORESIZE:
handle_resize(&event.resize);
break;
case SDL_QUIT:
running = 0;
break;
}
}
show_pages();
}
return SUCCESS;
}
void View::key_up(SDL_keysym key) {
cout << "key up!: " << key.sym << endl;
if (!handle_key_up(key)) {
// throw Unhandled_Key(key);
}
}
static void process_events(void)
{
/* Our SDL event placeholder. */
SDL_Event event;
/* Only poll + sleep if we are autoscrolling or doing
* something else that is interactive */
if (((autoscroll) && autoscroll_var) || key_button_down) {
if (!SDL_PollEvent(&event)) {
/* If we add a sleep, the scrolling won't be super smooth.
* Regardless, I think we need to find something to make sure we
* don't eat 100% cpu just checking for events.
*
* I found that 10ms is not a bad wait. Theoretically we want to
* wait 1000ms / fps (usually 60) -> 16ms.
* */
usleep(16000);
if (autoscroll) {
if (key_button_down & LEAST_KEY_DOWN)
autoscroll_var += 1;
if (key_button_down & LEAST_KEY_UP)
autoscroll_var -= 1;
scroll -= autoscroll_var;
} else {
if (key_button_down & LEAST_KEY_DOWN)
scroll -= 5;
if (key_button_down & LEAST_KEY_UP)
scroll += 5;
}
redraw = 1;
}
} else {
SDL_WaitEvent(&event);
}
next_event:
switch (event.type) {
case SDL_KEYDOWN:
/* Handle key presses. */
handle_key_down(&event.key.keysym);
break;
case SDL_KEYUP:
handle_key_up(&event.key.keysym);
break;
case SDL_QUIT:
/* Handle quit requests (like Ctrl-c). */
quit_tutorial(0);
break;
case SDL_VIDEORESIZE:
handle_resize(event.resize);
break;
case SDL_VIDEOEXPOSE:
redraw = 1;
break;
case SDL_MOUSEBUTTONDOWN:
handle_mouse_down(&event.button);
break;
case SDL_MOUSEBUTTONUP:
handle_mouse_up(&event.button);
break;
case SDL_MOUSEMOTION:
handle_mouse_motion(&event.motion);
break;
/* A thread completed its rendering
*
* The thread structure of the completed job is contained
* within the data1 pointer of the event.
*/
case LEAST_PAGE_COMPLETE:
finish_page_render((struct least_thread*)event.user.data1);
redraw = 1;
break;
}
/* Clear event, just in case SDL doesn't do this (TODO) */
memset(&event, 0, sizeof(SDL_Event));
/* If there are more events, handle them before drawing.
* This is required for scrolling with the mouse - without this,
* it is pretty slow and lags. */
if (SDL_PollEvent(&event)) {
goto next_event;
}
}
static int loop(void)
{
SDL_Event e;
int d = 1;
int ax, ay, dx, dy;
/* Process SDL events. */
while (d && SDL_PollEvent(&e))
{
switch (e.type)
{
case SDL_QUIT:
return 0;
case SDL_MOUSEMOTION:
/* Convert to OpenGL coordinates. */
ax = +e.motion.x;
ay = -e.motion.y + video.window_h;
dx = +e.motion.xrel;
dy = (config_get_d(CONFIG_MOUSE_INVERT) ?
+e.motion.yrel : -e.motion.yrel);
/* Convert to pixels. */
ax = ROUND(ax * video.device_scale);
ay = ROUND(ay * video.device_scale);
dx = ROUND(dx * video.device_scale);
dy = ROUND(dy * video.device_scale);
st_point(ax, ay, dx, dy);
break;
case SDL_MOUSEBUTTONDOWN:
d = st_click(e.button.button, 1);
break;
case SDL_MOUSEBUTTONUP:
d = st_click(e.button.button, 0);
break;
case SDL_KEYDOWN:
d = handle_key_dn(&e);
break;
case SDL_KEYUP:
d = handle_key_up(&e);
break;
case SDL_WINDOWEVENT:
switch (e.window.event)
{
case SDL_WINDOWEVENT_FOCUS_LOST:
if (video_get_grab())
goto_state(&st_pause);
break;
case SDL_WINDOWEVENT_MOVED:
if (config_get_d(CONFIG_DISPLAY) != video_display())
config_set_d(CONFIG_DISPLAY, video_display());
break;
case SDL_WINDOWEVENT_RESIZED:
log_printf("Resize event (%u, %dx%d)\n",
e.window.windowID,
e.window.data1,
e.window.data2);
break;
case SDL_WINDOWEVENT_SIZE_CHANGED:
log_printf("Size change event (%u, %dx%d)\n",
e.window.windowID,
e.window.data1,
e.window.data2);
break;
}
break;
case SDL_TEXTINPUT:
text_input_str(e.text.text, 1);
break;
case SDL_JOYAXISMOTION:
st_stick(e.jaxis.axis, JOY_VALUE(e.jaxis.value));
break;
case SDL_JOYBUTTONDOWN:
d = st_buttn(e.jbutton.button, 1);
break;
case SDL_JOYBUTTONUP:
d = st_buttn(e.jbutton.button, 0);
break;
case SDL_MOUSEWHEEL:
st_wheel(e.wheel.x, e.wheel.y);
break;
}
}
/* Process events via the tilt sensor API. */
if (tilt_stat())
{
int b;
int s;
st_angle(tilt_get_x(),
tilt_get_z());
while (tilt_get_button(&b, &s))
{
const int X = config_get_d(CONFIG_JOYSTICK_AXIS_X0);
const int Y = config_get_d(CONFIG_JOYSTICK_AXIS_Y0);
const int L = config_get_d(CONFIG_JOYSTICK_DPAD_L);
const int R = config_get_d(CONFIG_JOYSTICK_DPAD_R);
const int U = config_get_d(CONFIG_JOYSTICK_DPAD_U);
const int D = config_get_d(CONFIG_JOYSTICK_DPAD_D);
if (b == L || b == R || b == U || b == D)
{
static int pad[4] = { 0, 0, 0, 0 };
/* Track the state of the D-pad buttons. */
if (b == L) pad[0] = s;
else if (b == R) pad[1] = s;
else if (b == U) pad[2] = s;
else if (b == D) pad[3] = s;
/* Convert D-pad button events into joystick axis motion. */
if (pad[0] && !pad[1]) st_stick(X, -1.0f);
else if (pad[1] && !pad[0]) st_stick(X, +1.0f);
else st_stick(X, 0.0f);
if (pad[2] && !pad[3]) st_stick(Y, -1.0f);
else if (pad[3] && !pad[2]) st_stick(Y, +1.0f);
else st_stick(Y, 0.0f);
}
else d = st_buttn(b, s);
}
}
return d;
}
static int loop(void)
{
SDL_Event e;
int d = 1;
/* Process SDL events. */
while (d && SDL_PollEvent(&e))
{
switch (e.type)
{
case SDL_QUIT:
return 0;
case SDL_MOUSEMOTION:
st_point(+e.motion.x,
-e.motion.y + config_get_d(CONFIG_HEIGHT),
+e.motion.xrel,
config_get_d(CONFIG_MOUSE_INVERT)
? +e.motion.yrel : -e.motion.yrel);
break;
case SDL_MOUSEBUTTONDOWN:
d = st_click(e.button.button, 1);
break;
case SDL_MOUSEBUTTONUP:
d = st_click(e.button.button, 0);
break;
case SDL_KEYDOWN:
d = handle_key_dn(&e);
break;
case SDL_KEYUP:
d = handle_key_up(&e);
break;
/* FIXME: SDL_ACTIVEEVENT not available.
* http://instead.googlecode.com/svn/trunk/src/sdl-instead/input.c
*/
/*
case SDL_ACTIVEEVENT:
if (e.active.state == SDL_APPINPUTFOCUS)
if (e.active.gain == 0 && video_get_grab())
goto_state(&st_pause);
break;
*/
case SDL_JOYAXISMOTION:
st_stick(e.jaxis.axis, JOY_VALUE(e.jaxis.value));
break;
case SDL_JOYBUTTONDOWN:
d = st_buttn(e.jbutton.button, 1);
break;
case SDL_JOYBUTTONUP:
d = st_buttn(e.jbutton.button, 0);
break;
}
}
/* Process events via the tilt sensor API. */
if (tilt_stat())
{
int b;
int s;
st_angle(tilt_get_x(),
tilt_get_z());
while (tilt_get_button(&b, &s))
{
const int X = config_get_d(CONFIG_JOYSTICK_AXIS_X);
const int Y = config_get_d(CONFIG_JOYSTICK_AXIS_Y);
const int L = config_get_d(CONFIG_JOYSTICK_DPAD_L);
const int R = config_get_d(CONFIG_JOYSTICK_DPAD_R);
const int U = config_get_d(CONFIG_JOYSTICK_DPAD_U);
const int D = config_get_d(CONFIG_JOYSTICK_DPAD_D);
if (b == L || b == R || b == U || b == D)
{
static int pad[4] = { 0, 0, 0, 0 };
/* Track the state of the D-pad buttons. */
if (b == L) pad[0] = s;
else if (b == R) pad[1] = s;
else if (b == U) pad[2] = s;
else if (b == D) pad[3] = s;
/* Convert D-pad button events into joystick axis motion. */
if (pad[0] && !pad[1]) st_stick(X, -1.0f);
else if (pad[1] && !pad[0]) st_stick(X, +1.0f);
else st_stick(X, 0.0f);
if (pad[2] && !pad[3]) st_stick(Y, -1.0f);
else if (pad[3] && !pad[2]) st_stick(Y, +1.0f);
else st_stick(Y, 0.0f);
}
else d = st_buttn(b, s);
}
}
return d;
}
