/// <summary>
/// Raises the TouchDownDetected event.
/// </summary>
/// <param name='e'>
/// <see cref="Crystallography.InputManager.SustainedTouchEventArgs"/>
/// </param>
protected void OnTouchDown( SustainedTouchEventArgs e )
{
pressDuration += e.elapsed;
if (pressDuration > MAX_PRESS_DURATION && dragging == false) {
OnDrag ( e );
}
EventHandler<SustainedTouchEventArgs> handler = TouchDownDetected;
if (handler != null ) {
handler( this, e );
}
}
/// <summary>
/// Handles <c>InputManager.TouchDownDetected</c>.
/// </summary>
/// <param name='sender'>
/// InputManager instance
/// </param>
/// <param name='e'>
/// <see cref="Crystallography.InputManager.BaseTouchEventArgs"/>
/// </param>
void HandleInputManagerInstanceTouchDownDetected(object sender, SustainedTouchEventArgs e)
{
// NO TOUCHING PIECES WHEN GAME IS PAUSED
if ( GameScene.paused ) return;
// NO TOUCHING PIECES WHEN LEVEL IS OVER
if ( GameScene.Hud.MetGoalTime != 0.0f) return;
setPosition( e.touchPosition );
if (velocity < MAXIMUM_PICKUP_VELOCITY) {
if ( InputManager.dragging ) { // ----------------------------------- LOOK FOR ENTITIES THE PLAYER MIGHT BE TRYING TO TOUCH
// TEST FINGER POSITION
var entity = GetEntityAtPosition( e.touchPosition );
if (justDownPositionEntity != null) { // ------------------------ EDGE CASE: PLAYER TOUCHED DOWN ON A PIECE, BUT DRAGGED OFF OF IT
if (justDownPositionEntity != entity ) { // ----------------- BEFORE WE ADDED IT TO THE SELECTION GROUP.
if (entity == null) {
entity = justDownPositionEntity; // ----------------- COMMON: PLAYER IS TOUCHING EMPTY SPACE; RESOLVE IT BELOW
}
}
justDownPositionEntity = null;
}
if ( entity == null
&& velocity < 100.0f
&& population != 0) {
// TRY THE PICK UP POSITIONS FOR THE PIECE THE PLAYER ALREADY HAS
if (_pucks[(int)POSITIONS.TOP].Children.Count != 0) {
entity = GetEntityAtPosition( getNode().LocalToWorld(UP_LEFT_SELECTION_POINT), POSITIONS.LEFT);
if (entity == null) {
entity = GetEntityAtPosition( getNode().LocalToWorld(UP_RIGHT_SELECTION_POINT), POSITIONS.RIGHT);
}
}
if ( entity == null && _pucks[(int)POSITIONS.LEFT].Children.Count != 0) {
entity = GetEntityAtPosition( getNode().LocalToWorld(LEFT_UP_SELECTION_POINT), POSITIONS.TOP);
}
if ( entity == null && _pucks[(int)POSITIONS.RIGHT].Children.Count != 0){
entity = GetEntityAtPosition( getNode().LocalToWorld(RIGHT_UP_SELECTION_POINT), POSITIONS.TOP);
}
}
if (entity != null) {
if ( selectionDelay == 0.0f) {
Add (entity);
}
}
lastEntityTouched = entity;
}
}
}
protected void OnDrag( SustainedTouchEventArgs e )
{
dragging = true;
EventHandler<SustainedTouchEventArgs> handler = DragDetected;
if (handler != null) {
handler( this, e );
}
}
void HandleInputManagerInstanceDragDetected(object sender, SustainedTouchEventArgs e)
{
if( GameScene.paused ) return;
if ( GameScene.Hud.MetGoalTime != 0.0f) return;
}
