From: Alexander Larsson <al...@redhat.com>
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
---
clients/transformed.c | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 54 insertions(+)
diff --git a/clients/transformed.c b/clients/transformed.c
index d685330..e8d817d 100644
--- a/clients/transformed.c
+++ b/clients/transformed.c
@@ -145,6 +145,59 @@ output_handler(struct window *window, struct output
*output, int enter,
}
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,
uint32_t button, enum wl_pointer_button_state state, void *data)
@@ -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);
--
1.8.1.4
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