/// @brief Colour inputs blue if they have just received a value-change callback.
/// Red if they are classed as Pressed. Dark grey otherwise.
Color GCInputColor(int nControllerIndex, GameController.GCInput input)
{
if (m_inputValueChanged == input)
{
return(Color.blue);
}
if (GameController.GetInputPressed(nControllerIndex, input))
{
return(Color.red);
}
return(g_darkGrey);
}
//////////////////////////////////////////////////////////////////////////
/// @brief Draw up to 4 controller statuses on screen using UnityGUI.
/// Call this from your own OnGUI function to overlay on other UnityGUI.
//////////////////////////////////////////////////////////////////////////
public void DrawGameControllerGUI()
{
Color orgColor = GUI.color;
TextAnchor orgAlign = GUI.skin.label.alignment;
#if UNITY_EDITOR
int nNumControllers = 4;
#else
int nNumControllers = GameController.GetNumControllers();
#endif
float fControllerX = Screen.width * 0.05f;
float fControllerY = Screen.width * 0.05f;
float fControllerWidth = Screen.width * 0.4f;
float fControllerHeight = fControllerWidth * 0.5f;
if (nNumControllers >= 1)
{
DrawController(0, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if (nNumControllers >= 2)
{
fControllerX += fControllerWidth + 5.0f;
DrawController(1, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if (nNumControllers >= 3)
{
fControllerX = Screen.width * 0.05f;
fControllerY += fControllerHeight + 5.0f;
DrawController(2, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if (nNumControllers >= 4)
{
fControllerX += fControllerWidth + 5.0f;
DrawController(3, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if (Time.realtimeSinceStartup > m_fInputValueChangedTimeout)
{
m_inputValueChanged = GameController.GCInput.None;
}
GUI.color = orgColor;
GUI.skin.label.alignment = orgAlign;
}
/// @brief Draw a coloured rectangle with a label to represent a button.
void DrawButton(int nControllerIndex, GameController.GCInput input, Rect rect, String sLabel)
{
float fSnapshotValue = 0.0f;
// Get input's value from the current snapshot
if (m_bIsExtendedSnapshotValid)
{
fSnapshotValue = m_extendedSnapshot.GetInputValue(input);
}
else
if (m_bIsGamepadSnapshotValid)
{
fSnapshotValue = m_gamepadSnapshot.GetInputValue(input);
}
GUI.color = GCInputColor(nControllerIndex, input); // Colour button background to indicate value-changed event or pressed status.
GUI.DrawTexture(rect, m_whiteTexture);
GUI.color = (fSnapshotValue == 0.0f) ? Color.white : Color.black; // Colour label black or white to indicate snapshot value.
GUI.skin.label.alignment = TextAnchor.MiddleCenter;
GUI.Label(rect, sLabel);
}
/// @brief Input value-change callback.
void InputValueChangedEvent(int nController, GameController.GCInput input)
{
m_inputValueChanged = input;
m_fInputValueChangedTimeout = Time.realtimeSinceStartup + 0.5f;
}
//////////////////////////////////////////////////////////////////////////
/// @brief Draw up to 4 controller statuses on screen using UnityGUI.
/// Call this from your own OnGUI function to overlay on other UnityGUI.
//////////////////////////////////////////////////////////////////////////
public void DrawGameControllerGUI()
{
Color orgColor = GUI.color;
TextAnchor orgAlign = GUI.skin.label.alignment;
#if UNITY_EDITOR
int nNumControllers = 4;
#else
int nNumControllers = GameController.GetNumControllers();
#endif
float fControllerX = Screen.width * 0.05f;
float fControllerY = Screen.width * 0.05f;
float fControllerWidth = Screen.width * 0.4f;
float fControllerHeight = fControllerWidth * 0.5f;
if(nNumControllers >= 1)
{
DrawController(0, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if(nNumControllers >= 2)
{
fControllerX += fControllerWidth + 5.0f;
DrawController(1, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if(nNumControllers >= 3)
{
fControllerX = Screen.width * 0.05f;
fControllerY += fControllerHeight + 5.0f;
DrawController(2, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if(nNumControllers >= 4)
{
fControllerX += fControllerWidth + 5.0f;
DrawController(3, fControllerX, fControllerY, fControllerWidth, fControllerHeight);
}
if(Time.realtimeSinceStartup > m_fInputValueChangedTimeout)
m_inputValueChanged = GameController.GCInput.None;
GUI.color = orgColor;
GUI.skin.label.alignment = orgAlign;
}
/// @brief Input value-change callback.
void InputValueChangedEvent(int nController, GameController.GCInput input)
{
m_inputValueChanged = input;
m_fInputValueChangedTimeout = Time.realtimeSinceStartup + 0.5f;
}
