/**
* \brief Gets the x and y position of this mouse event, if any.
* Values are in quest size coordinates.
* \param[out] mouse_xy The x and y position of the mouse in this mouse event.
* \return \c false if the mouse was not inside the quest displaying during
* this event.
*/
bool InputEvent::get_mouse_position(Point& mouse_xy) const {
Debug::check_assertion(is_mouse_event(), "Event is not a mouse event");
return Video::renderer_to_quest_coordinates(
Point(internal_event.button.x, internal_event.button.y), mouse_xy);
}
/**
* \brief Returns the x and y position of this mouse event, if any.
* Values are in quest size coordinates and relative to the viewport.
* \return A rectangle filled with the x and y position of the mouse,
* in which the width and height are set to 1.
* Returns a flat Rectangle if the position is not inside the viewport.
*/
Rectangle InputEvent::get_mouse_position() const {
Debug::check_assertion(is_mouse_event(), "Event is not a mouse event");
return Video::get_scaled_position(
Rectangle(internal_event.button.x, internal_event.button.y, 1, 1));
}
/**
* \brief Returns the button that was pressed or released during
* this mouse event.
*
* If this is not a mouse event, MOUSE_BUTTON_NONE is returned.
* \return The button of this mouse event.
*/
InputEvent::MouseButton InputEvent::get_mouse_button() const {
if (!is_mouse_event()) {
return MOUSE_BUTTON_NONE;
}
return static_cast<MouseButton>(internal_event.button.button);
}
//! Task which links mouse events with the USB HID mouse device
//!
void mouse_task(void)
{
if(Is_usb_vbus_low())
{
Setup_power_down_mode();
Sleep_instruction();
}
if(!Is_device_enumerated())
return; // Device not ready
#if (USB_LOW_SPEED_DEVICE==DISABLE)
// The SOF is used to schedule the task at the same frequency that Endpoint Interrupt frequency
// This check allow to win a CPU time
if(g_u8_cpt_sof<NB_IDLE_POLLING_SOF)
return; // Wait a delay
g_u8_cpt_sof=0;
#endif
if(!g_b_send_report)
{
// No report sending on going, then check mouse event to eventualy fill a new report
if(is_mouse_event())
{
// Enable sending of report
g_b_send_report = TRUE;
}
}
if((!g_b_send_report)&&(!g_b_send_ack_report))
return; // No report and ack to send
//** A report or ack must be send
Usb_select_endpoint(EP_MOUSE_IN);
if(!Is_usb_write_enabled())
return; // Endpoint no free
Led0_on();
if( g_b_send_report )
{
g_b_send_report = FALSE;
// Send an ack after a "clic" report only
g_b_send_ack_report = (0!=g_hid_mouse_report[0]);
}
else
{
Hid_mouse_report_reset(); // Reset report to have a ack report
g_b_send_ack_report = FALSE;
}
// Send report
Usb_write_byte(g_hid_mouse_report[0]);
Usb_write_byte(g_hid_mouse_report[1]);
Usb_write_byte(g_hid_mouse_report[2]);
Usb_write_byte(g_hid_mouse_report[3]);
Usb_ack_in_ready();
Led0_off();
}
