static void
redraw_handler(struct widget *widget, void *data)
{
struct demoapp *app = data;
cairo_t *cr;
struct rectangle allocation;
uint32_t time;
widget_get_allocation(app->widget, &allocation);
cr = widget_cairo_create(widget);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_set_source_rgba(cr, 0, 0.8, 0, 0.8);
cairo_fill(cr);
time = widget_get_last_time(widget);
cairo_set_source_rgba(cr, 0.5, 1.0, 0.5, 1.0);
draw_spinner(cr, &allocation, time);
cairo_destroy(cr);
DBG("%dx%d @ %d,%d, last time %u\n",
allocation.width, allocation.height,
allocation.x, allocation.y, time);
}
static void
sub_redraw_handler(struct widget *widget, void *data)
{
struct demoapp *app = data;
cairo_t *cr;
struct rectangle allocation;
uint32_t time;
widget_get_allocation(app->subsurface, &allocation);
cr = widget_cairo_create(widget);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
/* debug: paint whole surface magenta; no magenta should show */
cairo_set_source_rgba(cr, 0.9, 0.0, 0.9, 1.0);
cairo_paint(cr);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_clip(cr);
cairo_set_source_rgba(cr, 0.8, 0, 0, 0.8);
cairo_paint(cr);
time = widget_get_last_time(widget);
cairo_set_source_rgba(cr, 1.0, 0.5, 0.5, 1.0);
draw_spinner(cr, &allocation, time);
cairo_destroy(cr);
if (app->animate)
widget_schedule_redraw(app->subsurface);
DBG("%dx%d @ %d,%d, last time %u\n",
allocation.width, allocation.height,
allocation.x, allocation.y, time);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct transformed *transformed = data;
struct rectangle allocation;
cairo_surface_t *surface;
cairo_t *cr;
surface = window_get_surface(transformed->window);
if (surface == NULL ||
cairo_surface_status(surface) != CAIRO_STATUS_SUCCESS) {
fprintf(stderr, "failed to create cairo egl surface\n");
return;
}
widget_get_allocation(transformed->widget, &allocation);
cr = widget_cairo_create(widget);
draw_stuff(cr, allocation.width, allocation.height);
cairo_surface_destroy(surface);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct window *window;
struct rectangle allocation;
cairo_t *cr;
widget_get_allocation(widget, &allocation);
window = widget_get_user_data(widget);
cr = widget_cairo_create(widget);
cairo_translate(cr, allocation.x, allocation.y);
/* Draw background. */
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
set_window_background_colour(cr, window);
cairo_rectangle(cr, 0, 0, allocation.width, allocation.height);
cairo_fill(cr);
/* Print the instructions. */
cairo_move_to(cr, 5, 15);
cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
draw_string(cr,
"Window: %p\n"
"Fullscreen? %u\n"
"Maximized? %u\n"
"Transient? %u\n"
"Keys: (f)ullscreen, (m)aximize,\n"
" (n)ew window, (p)opup,\n"
" (q)uit, (t)ransient window\n",
window, window_is_fullscreen(window),
window_is_maximized(window), window_get_parent(window) ? 1 : 0);
cairo_destroy(cr);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct fullscreen *fullscreen = data;
struct rectangle allocation;
cairo_surface_t *surface;
cairo_t *cr;
int i;
double x, y, border;
const char *method_name[] = { "default", "center", "zoom", "zoom_crop", "stretch"};
surface = window_get_surface(fullscreen->window);
if (surface == NULL ||
cairo_surface_status(surface) != CAIRO_STATUS_SUCCESS) {
fprintf(stderr, "failed to create cairo egl surface\n");
return;
}
widget_get_allocation(fullscreen->widget, &allocation);
cr = widget_cairo_create(widget);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_paint (cr);
cairo_set_source_rgb(cr, 0, 0, 1);
cairo_set_line_width (cr, 10);
cairo_rectangle(cr, 5, 5, allocation.width - 10, allocation.height - 10);
cairo_stroke (cr);
cairo_move_to(cr,
allocation.x + 15,
allocation.y + 25);
cairo_set_source_rgb(cr, 1, 1, 1);
if (fullscreen->fshell) {
draw_string(cr,
"Surface size: %d, %d\n"
"Scale: %d, transform: %d\n"
"Pointer: %f,%f\n"
"Output: %s, present method: %s\n"
"Keys: (s)cale, (t)ransform, si(z)e, (m)ethod,\n"
" (o)utput, modes(w)itch, (q)uit\n",
fullscreen->width, fullscreen->height,
window_get_buffer_scale (fullscreen->window),
window_get_buffer_transform (fullscreen->window),
fullscreen->pointer_x, fullscreen->pointer_y,
method_name[fullscreen->present_method],
fullscreen->current_output ? output_get_model(fullscreen->current_output->output): "null");
} else {
draw_string(cr,
"Surface size: %d, %d\n"
"Scale: %d, transform: %d\n"
"Pointer: %f,%f\n"
"Fullscreen: %d\n"
"Keys: (s)cale, (t)ransform, si(z)e, (f)ullscreen, (q)uit\n",
fullscreen->width, fullscreen->height,
window_get_buffer_scale (fullscreen->window),
window_get_buffer_transform (fullscreen->window),
fullscreen->pointer_x, fullscreen->pointer_y,
fullscreen->fullscreen);
}
y = 100;
i = 0;
while (y + 60 < fullscreen->height) {
border = (i++ % 2 == 0) ? 1 : 0.5;
x = 50;
cairo_set_line_width (cr, border);
while (x + 70 < fullscreen->width) {
if (window_has_focus(fullscreen->window) &&
fullscreen->pointer_x >= x && fullscreen->pointer_x < x + 50 &&
fullscreen->pointer_y >= y && fullscreen->pointer_y < y + 40) {
cairo_set_source_rgb(cr, 1, 0, 0);
cairo_rectangle(cr,
x, y,
50, 40);
cairo_fill(cr);
}
cairo_set_source_rgb(cr, 0, 1, 0);
cairo_rectangle(cr,
x + border/2.0, y + border/2.0,
50, 40);
cairo_stroke(cr);
x += 60;
}
y += 50;
}
if (window_has_focus(fullscreen->window) && fullscreen->draw_cursor) {
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_set_line_width (cr, 8);
cairo_move_to(cr,
fullscreen->pointer_x - 12,
fullscreen->pointer_y - 12);
cairo_line_to(cr,
fullscreen->pointer_x + 12,
fullscreen->pointer_y + 12);
cairo_stroke(cr);
cairo_move_to(cr,
fullscreen->pointer_x + 12,
fullscreen->pointer_y - 12);
cairo_line_to(cr,
fullscreen->pointer_x - 12,
fullscreen->pointer_y + 12);
cairo_stroke(cr);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_set_line_width (cr, 4);
cairo_move_to(cr,
fullscreen->pointer_x - 10,
fullscreen->pointer_y - 10);
cairo_line_to(cr,
fullscreen->pointer_x + 10,
fullscreen->pointer_y + 10);
cairo_stroke(cr);
cairo_move_to(cr,
fullscreen->pointer_x + 10,
fullscreen->pointer_y - 10);
cairo_line_to(cr,
fullscreen->pointer_x - 10,
fullscreen->pointer_y + 10);
cairo_stroke(cr);
}
cairo_destroy(cr);
}
