static void
key_handler(struct window *window, struct input *input, uint32_t time,
uint32_t key, uint32_t sym, enum wl_keyboard_key_state state,
void *data)
{
struct image *image = data;
if (state == WL_KEYBOARD_KEY_STATE_RELEASED)
return;
switch (sym) {
case XKB_KEY_minus:
zoom(image, 0.8);
window_schedule_redraw(image->window);
break;
case XKB_KEY_equal:
case XKB_KEY_plus:
zoom(image, 1.2);
window_schedule_redraw(image->window);
break;
case XKB_KEY_1:
image->matrix.xx = 1.0;
image->matrix.xy = 0.0;
image->matrix.yx = 0.0;
image->matrix.yy = 1.0;
clamp_view(image);
window_schedule_redraw(image->window);
break;
}
}
/* ...process new input buffer submitted from camera */
static int sview_input_process(void *data, int i, GstBuffer *buffer)
{
app_data_t *app = data;
BUG(i >= CAMERAS_NUMBER, _x("invalid camera index: %d"), i);
TRACE(DEBUG, _b("camera-%d: input buffer received"), i);
/* ...get queue access lock */
pthread_mutex_lock(&app->lock);
/* ...check if playback is enabled */
if ((app->flags & APP_FLAG_EOS) == 0)
{
/* ...place buffer into main rendering queue (take ownership) */
g_queue_push_tail(&app->render[i], buffer), gst_buffer_ref(buffer);
/* ...indicate buffer is available */
app->frames &= ~(1 << i);
/* ...schedule processing if all buffers are ready */
if ((app->frames & ((1 << CAMERAS_NUMBER) - 1)) == 0)
{
/* ...all buffers available; trigger surround-view scene processing */
window_schedule_redraw(app->window);
}
}
/* ...release queue access lock */
pthread_mutex_unlock(&app->lock);
return 0;
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
struct view *view = data;
window_schedule_redraw(view->window);
}
static void
key_handler(struct window *window, struct input *input, uint32_t time,
uint32_t key, uint32_t sym,
enum wl_keyboard_key_state state, void *data)
{
struct demoapp *app = data;
struct rectangle winrect;
if (state == WL_KEYBOARD_KEY_STATE_RELEASED)
return;
switch (sym) {
case XKB_KEY_space:
app->animate = !app->animate;
window_schedule_redraw(window);
break;
case XKB_KEY_Up:
window_get_allocation(window, &winrect);
winrect.height -= 100;
if (winrect.height < 150)
winrect.height = 150;
window_schedule_resize(window, winrect.width, winrect.height);
break;
case XKB_KEY_Down:
window_get_allocation(window, &winrect);
winrect.height += 100;
if (winrect.height > 600)
winrect.height = 600;
window_schedule_resize(window, winrect.width, winrect.height);
break;
case XKB_KEY_Escape:
display_exit(app->display);
break;
}
}
static void
frame_callback(void *data, uint32_t time)
{
struct resizor *resizor = data;
double force, height;
height = resizor->height.current;
force = (resizor->height.target - height) / 10.0 +
(resizor->height.previous - height);
resizor->height.current =
height + (height - resizor->height.previous) + force;
resizor->height.previous = height;
if (resizor->height.current >= 400) {
resizor->height.current = 400;
resizor->height.previous = 400;
}
if (resizor->height.current <= 200) {
resizor->height.current = 200;
resizor->height.previous = 200;
}
window_set_child_size(resizor->window, resizor->width, height + 0.5);
window_schedule_redraw(resizor->window);
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
struct resizor *resizor = data;
window_schedule_redraw(resizor->window);
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
struct demoapp *app = data;
window_schedule_redraw(app->window);
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
struct cliptest *cliptest = data;
window_schedule_redraw(cliptest->window);
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
struct image *image = data;
window_schedule_redraw(image->window);
}
static void
frame_callback(void *data, struct wl_callback *callback, uint32_t time)
{
struct ModeInfo *mi = data;
window_schedule_redraw(mi->window);
wl_callback_destroy(callback);
}
static void
view_page_up(struct view *view)
{
if(view->page <= 0)
return;
view->page--;
window_schedule_redraw(view->window);
}
static void
frame_callback(void *data, struct wl_callback *callback, uint32_t time)
{
struct smoke *smoke = data;
window_schedule_redraw(smoke->window);
smoke->time = time;
if (callback)
wl_callback_destroy(callback);
}
static void
view_page_down(struct view *view)
{
if(!view->document ||
view->page >= poppler_document_get_n_pages(view->document) - 1) {
return;
}
view->page++;
window_schedule_redraw(view->window);
}
static void
output_handler(struct window *window, struct output *output, int enter,
void *data)
{
if (!enter)
return;
window_set_buffer_transform(window, output_get_transform(output));
window_set_buffer_scale(window, output_get_scale(output));
window_schedule_redraw(window);
}
static void
frame_callback(struct wl_surface *surface, void *data, uint32_t time)
{
struct gears *gears = data;
gears->angle = (GLfloat) (time % 8192) * 360 / 8192.0;
window_schedule_redraw(gears->window);
wl_display_frame_callback(display_get_display(gears->d),
window_get_wl_surface(gears->window),
frame_callback, gears);
}
static void
frame_callback(void *data, struct wl_callback *callback, uint32_t time)
{
struct gears *gears = data;
gears->angle = (GLfloat) (time % 8192) * 360 / 8192.0;
window_schedule_redraw(gears->window);
if (callback)
wl_callback_destroy(callback);
}
static void
key_handler(struct window *window, struct input *input, uint32_t time,
uint32_t key, uint32_t sym, enum wl_keyboard_key_state state,
void *data)
{
int transform, scale;
if (state == WL_KEYBOARD_KEY_STATE_RELEASED)
return;
transform = window_get_buffer_transform (window);
scale = window_get_buffer_scale (window);
switch (sym) {
case XKB_KEY_Left:
if (transform == 0)
transform = 3;
else if (transform == 4)
transform = 7;
else
transform--;
break;
case XKB_KEY_Right:
if (transform == 3)
transform = 0;
else if (transform == 7)
transform = 4;
else
transform++;
break;
case XKB_KEY_space:
if (transform >= 4)
transform -= 4;
else
transform += 4;
break;
case XKB_KEY_z:
if (scale == 1)
scale = 2;
else
scale = 1;
break;
}
printf ("setting buffer transform to %d\n", transform);
printf ("setting buffer scale to %d\n", scale);
window_set_buffer_transform(window, transform);
window_set_buffer_scale(window, scale);
window_schedule_redraw(window);
}
static void
frame_callback(void *data, uint32_t time)
{
struct gears *gears = data;
gears->current = 1 - gears->current;
gears->angle = (GLfloat) (time % 8192) * 360 / 8192.0;
window_schedule_redraw(gears->window);
wl_display_frame_callback(display_get_display(gears->d),
frame_callback, gears);
}
static int
motion_handler(struct widget *widget,
struct input *input, uint32_t time,
float x, float y, void *data)
{
struct clickdot *clickdot = data;
clickdot->line.x = x;
clickdot->line.y = y;
window_schedule_redraw(clickdot->window);
return CURSOR_LEFT_PTR;
}
static void
move_viewport(struct image *image, double dx, double dy)
{
double scale = get_scale(image);
if (!image->initialized)
return;
cairo_matrix_translate(&image->matrix, -dx/scale, -dy/scale);
clamp_view(image);
window_schedule_redraw(image->window);
}
static int
motion_handler(struct widget *widget,
struct input *input, uint32_t time,
float x, float y, void *data)
{
struct clickdot *clickdot = data;
clickdot->line.x = x;
clickdot->line.y = y;
window_schedule_redraw(clickdot->window);
cursor_timeout_reset(clickdot);
clickdot->cursor_timeout_input = input;
return CURSOR_BLANK;
}
static void
handle_configure(void *data, struct wl_shell *shell,
uint32_t time, uint32_t edges,
struct wl_surface *surface, int32_t width, int32_t height)
{
struct window *window = wl_surface_get_user_data(surface);
window->resize_edges = edges;
window->allocation.width = width;
window->allocation.height = height;
if (window->resize_handler)
(*window->resize_handler)(window, window->user_data);
if (window->redraw_handler)
window_schedule_redraw(window);
}
/**
* \brief CALLBACK function, Wayland informs about keyboard focus change
* \param window window
* \param device device that caused the focus change
* \param data user data associated to the window
*/
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
int32_t x, y;
struct eventdemo *e = data;
if (log_focus) {
if (device) {
input_get_position(device, &x, &y);
printf("focus x: %d, y: %d\n", x, y);
} else {
printf("focus lost\n");
}
}
window_schedule_redraw(e->window);
}
static void
axis_handler(struct widget *widget, struct input *input, uint32_t time,
uint32_t axis, wl_fixed_t value, void *data)
{
struct image *image = data;
if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL &&
input_get_modifiers(input) == MOD_CONTROL_MASK) {
/* set zoom level to 2% per 10 axis units */
zoom(image, (1.0 - wl_fixed_to_double(value) / 500.0));
window_schedule_redraw(image->window);
} else if (input_get_modifiers(input) == 0) {
if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL)
move_viewport(image, 0, wl_fixed_to_double(value));
else if (axis == WL_POINTER_AXIS_HORIZONTAL_SCROLL)
move_viewport(image, wl_fixed_to_double(value), 0);
}
}
static void
handle_configure(void *data, struct wl_shell *shell,
uint32_t time, uint32_t edges,
struct wl_surface *surface, int32_t width, int32_t height)
{
struct window *window = wl_surface_get_user_data(surface);
int32_t child_width, child_height;
if (window->resize_handler) {
child_width = width - 20 - window->margin * 2;
child_height = height - 60 - window->margin * 2;
(*window->resize_handler)(window,
child_width, child_height,
window->user_data);
} else {
window->resize_edges = edges;
window->allocation.width = width;
window->allocation.height = height;
if (window->redraw_handler)
window_schedule_redraw(window);
}
}
/* ...push buffer into object-detection library */
static void __objdet_buffer_ready(void *cdata, void *cookie, road_scene_t *scene)
{
app_data_t *app = cdata;
GstBuffer *buffer = cookie;
GQueue *queue = &app->render[CAMERAS_NUMBER];
TRACE(DEBUG, _b("buffer returned from engine: %p"), buffer);
/* ...get internal data lock */
pthread_mutex_lock(&app->lock);
/* ...check if visualization is still enabled */
if ((app->flags & APP_FLAG_EOS) == 0)
{
/* ...submit buffer to a rendering queue (take the ownership) */
g_queue_push_tail(queue, buffer), gst_buffer_ref(buffer);
/* ...schedule rendering operation */
window_schedule_redraw(app->window);
}
/* ...release internal data access lock */
pthread_mutex_unlock(&app->lock);
}
static void
keyboard_focus_handler(struct window *window,
struct input *device, void *data)
{
window_schedule_redraw(window);
}
static void
key_handler(struct window *window, struct input *input, uint32_t time,
uint32_t key, uint32_t sym, enum wl_keyboard_key_state state,
void *data)
{
struct fullscreen *fullscreen = data;
int transform, scale;
static int current_size = 0;
struct fs_output *fsout;
struct wl_output *wl_output;
int widths[] = { 640, 320, 800, 400 };
int heights[] = { 480, 240, 600, 300 };
if (state == WL_KEYBOARD_KEY_STATE_RELEASED)
return;
switch (sym) {
case XKB_KEY_t:
transform = window_get_buffer_transform (window);
transform = (transform + 1) % 8;
window_set_buffer_transform(window, transform);
window_schedule_redraw(window);
break;
case XKB_KEY_s:
scale = window_get_buffer_scale (window);
if (scale == 1)
scale = 2;
else
scale = 1;
window_set_buffer_scale(window, scale);
window_schedule_redraw(window);
break;
case XKB_KEY_z:
current_size = (current_size + 1) % 4;
fullscreen->width = widths[current_size];
fullscreen->height = heights[current_size];
window_schedule_resize(fullscreen->window,
fullscreen->width, fullscreen->height);
break;
case XKB_KEY_m:
if (!fullscreen->fshell)
break;
wl_output = NULL;
if (fullscreen->current_output)
wl_output = output_get_wl_output(fullscreen->current_output->output);
fullscreen->present_method = (fullscreen->present_method + 1) % 5;
_wl_fullscreen_shell_present_surface(fullscreen->fshell,
window_get_wl_surface(fullscreen->window),
fullscreen->present_method,
wl_output);
window_schedule_redraw(window);
break;
case XKB_KEY_o:
if (!fullscreen->fshell)
break;
fsout = fullscreen->current_output;
wl_output = fsout ? output_get_wl_output(fsout->output) : NULL;
/* Clear the current presentation */
_wl_fullscreen_shell_present_surface(fullscreen->fshell, NULL,
0, wl_output);
if (fullscreen->current_output) {
if (fullscreen->current_output->link.next == &fullscreen->output_list)
fsout = NULL;
else
fsout = wl_container_of(fullscreen->current_output->link.next,
fsout, link);
} else {
fsout = wl_container_of(fullscreen->output_list.next,
fsout, link);
}
fullscreen->current_output = fsout;
wl_output = fsout ? output_get_wl_output(fsout->output) : NULL;
_wl_fullscreen_shell_present_surface(fullscreen->fshell,
window_get_wl_surface(fullscreen->window),
fullscreen->present_method,
wl_output);
window_schedule_redraw(window);
break;
case XKB_KEY_w:
if (!fullscreen->fshell || !fullscreen->current_output)
break;
wl_output = NULL;
if (fullscreen->current_output)
wl_output = output_get_wl_output(fullscreen->current_output->output);
_wl_fullscreen_shell_mode_feedback_destroy(
_wl_fullscreen_shell_present_surface_for_mode(fullscreen->fshell,
window_get_wl_surface(fullscreen->window),
wl_output, 0));
window_schedule_redraw(window);
break;
case XKB_KEY_f:
if (fullscreen->fshell)
break;
fullscreen->fullscreen ^= 1;
window_set_fullscreen(window, fullscreen->fullscreen);
break;
case XKB_KEY_q:
exit (0);
break;
}
}
