transformed: Add keyboard shortcuts to change transform

This makes it easy to test buffer_transform and buffer_scale handling.
left-right: rotate
space: toggle inverse
z: toggle scale between 1 and 2
Alexander Larsson 12 years ago committed by Kristian Høgsberg
parent de79dd0485
commit 95289831a1
  1. 54
      clients/transformed.c

@ -144,6 +144,59 @@ output_handler(struct window *window, struct output *output, int enter,
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)
{
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
button_handler(struct widget *widget,
struct input *input, uint32_t time,
@ -234,6 +287,7 @@ int main(int argc, char *argv[])
widget_set_redraw_handler(transformed.widget, redraw_handler);
widget_set_button_handler(transformed.widget, button_handler);
window_set_key_handler(transformed.window, key_handler);
window_set_fullscreen_handler(transformed.window, fullscreen_handler);
window_set_output_handler(transformed.window, output_handler);

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