Inheritance diagram for com.freerdp.freerdpcore.presentation.SessionView:

Collaboration diagram for com.freerdp.freerdpcore.presentation.SessionView:

Data Structures
interface	OnZoomChangedListener

interface	SessionViewListener

Public Member Functions
	SessionView (Context context)

	SessionView (Context context, AttributeSet attrs)

	SessionView (Context context, AttributeSet attrs, int defStyle)

boolean	onHoverEvent (MotionEvent event)

void	setScaleGestureDetector (ScaleGestureDetector scaleGestureDetector)

void	setSessionViewListener (SessionViewListener sessionViewListener)

void	addInvalidRegion (Rect invalidRegion)

void	invalidateRegion ()

void	onSurfaceChange (SessionState session)

float	getZoom ()

void	setRailMode (boolean rail)

void	setOnZoomChangedListener (OnZoomChangedListener l)

void	setZoom (float factor)

boolean	isAtMaxZoom ()

boolean	isAtMinZoom ()

boolean	zoomIn (float factor)

boolean	zoomOut (float factor)

void	setTouchPointerPadding (int width, int height)

int	getTouchPointerPaddingWidth ()

int	getTouchPointerPaddingHeight ()

void	onMeasure (int widthMeasureSpec, int heightMeasureSpec)

void	onDraw (@NonNull Canvas canvas)

boolean	onTouchEvent (MotionEvent event)

boolean	onGenericMotionEvent (MotionEvent event)

void	setRemoteCursor (int[] pixels, int width, int height, int hotX, int hotY)

void	setDefaultCursor ()

InputConnection	onCreateInputConnection (EditorInfo outAttrs)

Static Public Attributes
static final float	MAX_SCALE_FACTOR = 3.0f

static final float	MIN_SCALE_FACTOR = 0.75f

Detailed Description

Definition at line 41 of file SessionView.java.

Constructor & Destructor Documentation

◆ SessionView() [1/3]

com.freerdp.freerdpcore.presentation.SessionView.SessionView ( Context context )

inline

Definition at line 73 of file SessionView.java.

  {
    super(context);
    initSessionView(context);
  }

◆ SessionView() [2/3]

com.freerdp.freerdpcore.presentation.SessionView.SessionView	(	Context	context,
		AttributeSet	attrs
	)

inline

Definition at line 79 of file SessionView.java.

  {
    super(context, attrs);
    initSessionView(context);
  }

◆ SessionView() [3/3]

com.freerdp.freerdpcore.presentation.SessionView.SessionView	(	Context	context,
		AttributeSet	attrs,
		int	defStyle
	)

inline

Definition at line 85 of file SessionView.java.

  {
    super(context, attrs, defStyle);
    initSessionView(context);
  }

Member Function Documentation

◆ addInvalidRegion()

void com.freerdp.freerdpcore.presentation.SessionView.addInvalidRegion ( Rect invalidRegion )

inline

Definition at line 136 of file SessionView.java.

  {
    // correctly transform invalid region depending on current scaling
    invalidRegionF.set(invalidRegion);
    scaleMatrix.mapRect(invalidRegionF);
    invalidRegionF.roundOut(invalidRegion);
 
    invalidRegions.add(invalidRegion);
  }

◆ getTouchPointerPaddingHeight()

int com.freerdp.freerdpcore.presentation.SessionView.getTouchPointerPaddingHeight ( )

inline

Definition at line 252 of file SessionView.java.

  {
    return touchPointerPaddingHeight;
  }

◆ getTouchPointerPaddingWidth()

int com.freerdp.freerdpcore.presentation.SessionView.getTouchPointerPaddingWidth ( )

inline

Definition at line 247 of file SessionView.java.

  {
    return touchPointerPaddingWidth;
  }

◆ getZoom()

float com.freerdp.freerdpcore.presentation.SessionView.getZoom ( )

inline

Definition at line 166 of file SessionView.java.

  {
    return scaleFactor;
  }

◆ invalidateRegion()

void com.freerdp.freerdpcore.presentation.SessionView.invalidateRegion ( )

inline

Definition at line 146 of file SessionView.java.

  {
    invalidate(invalidRegions.pop());
  }

◆ isAtMaxZoom()

boolean com.freerdp.freerdpcore.presentation.SessionView.isAtMaxZoom ( )

inline

Definition at line 204 of file SessionView.java.

  {
    return (scaleFactor > (MAX_SCALE_FACTOR - SCALE_FACTOR_DELTA));
  }

◆ isAtMinZoom()

boolean com.freerdp.freerdpcore.presentation.SessionView.isAtMinZoom ( )

inline

Definition at line 209 of file SessionView.java.

  {
    return (scaleFactor < (MIN_SCALE_FACTOR + SCALE_FACTOR_DELTA));
  }

◆ onCreateInputConnection()

InputConnection com.freerdp.freerdpcore.presentation.SessionView.onCreateInputConnection ( EditorInfo outAttrs )

inline

Definition at line 561 of file SessionView.java.

  {
    outAttrs.actionLabel = null;
    outAttrs.inputType = InputType.TYPE_NULL;
    outAttrs.imeOptions = EditorInfo.IME_ACTION_NONE | EditorInfo.IME_FLAG_NO_EXTRACT_UI |
                          EditorInfo.IME_FLAG_NO_FULLSCREEN;
    return new BaseInputConnection(this, false);
  }

◆ onDraw()

void com.freerdp.freerdpcore.presentation.SessionView.onDraw ( @NonNull Canvas canvas )

inline

Definition at line 264 of file SessionView.java.

  {
    super.onDraw(canvas);
 
    canvas.save();
    canvas.concat(scaleMatrix);
    canvas.drawColor(Color.BLACK);
    if (!railMode && surface != null)
    {
      surface.draw(canvas);
    }
    canvas.restore();
  }

◆ onGenericMotionEvent()

boolean com.freerdp.freerdpcore.presentation.SessionView.onGenericMotionEvent ( MotionEvent event )

inline

Definition at line 323 of file SessionView.java.

  {
    final boolean isPointer = event.isFromSource(InputDevice.SOURCE_CLASS_POINTER);
    if (!isPointer)
      return false;
 
    final boolean isMouse = event.isFromSource(InputDevice.SOURCE_MOUSE);
    int action = event.getActionMasked();
 
    if (isMouse && (action == MotionEvent.ACTION_BUTTON_PRESS ||
                    action == MotionEvent.ACTION_BUTTON_RELEASE))
    {
      boolean down = action == MotionEvent.ACTION_BUTTON_PRESS;
      MotionEvent mapped = mapTouchEvent(event);
      int x = (int)mapped.getX();
      int y = (int)mapped.getY();
      mapped.recycle();
 
      switch (event.getActionButton())
      {
        case MotionEvent.BUTTON_PRIMARY:
          if (down)
            sessionViewListener.onSessionViewBeginTouch();
          sessionViewListener.onSessionViewLeftTouch(x, y, down);
          if (!down)
            sessionViewListener.onSessionViewEndTouch();
          return true;
        case MotionEvent.BUTTON_SECONDARY:
          if (down)
            sessionViewListener.onSessionViewBeginTouch();
          sessionViewListener.onSessionViewRightTouch(x, y, down);
          return true;
        case MotionEvent.BUTTON_TERTIARY:
          sessionViewListener.onSessionViewMiddleTouch(x, y, down);
          return true;
        default:
          return true; // consume unknown buttons silently
      }
    }
 
    if (action == MotionEvent.ACTION_SCROLL)
    {
      float vScroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
      float hScroll = event.getAxisValue(MotionEvent.AXIS_HSCROLL);
      if (vScroll != 0)
        sessionViewListener.onSessionViewScroll(vScroll > 0);
      if (hScroll != 0)
        sessionViewListener.onSessionViewHScroll(hScroll > 0);
      return true;
    }
 
    return false;
  }

◆ onHoverEvent()

boolean com.freerdp.freerdpcore.presentation.SessionView.onHoverEvent ( MotionEvent event )

inline

Definition at line 109 of file SessionView.java.

  {
    if (event.getAction() == MotionEvent.ACTION_HOVER_MOVE)
    {
      // Handle hover move event
      float x = event.getX();
      float y = event.getY();
      // Perform actions based on the hover position (x, y)
      MotionEvent mappedEvent = mapTouchEvent(event);
      sessionViewListener.onSessionViewMouseMove((int)mappedEvent.getX(),
                                                 (int)mappedEvent.getY());
      mappedEvent.recycle();
    }
    // Return true to indicate that you've handled the event
    return true;
  }

◆ onMeasure()

void com.freerdp.freerdpcore.presentation.SessionView.onMeasure	(	int	widthMeasureSpec,
		int	heightMeasureSpec
	)

inline

Definition at line 257 of file SessionView.java.

  {
    Log.v(TAG, width + "x" + height);
    this.setMeasuredDimension((int)(width * scaleFactor) + touchPointerPaddingWidth,
                              (int)(height * scaleFactor) + touchPointerPaddingHeight);
  }

◆ onSurfaceChange()

void com.freerdp.freerdpcore.presentation.SessionView.onSurfaceChange ( SessionState session )

inline

Definition at line 151 of file SessionView.java.

  {
    surface = session.getSurface();
    Bitmap bitmap = surface.getBitmap();
    width = bitmap.getWidth();
    height = bitmap.getHeight();
    surface.setBounds(0, 0, width, height);
 
    setMinimumWidth(width);
    setMinimumHeight(height);
 
    requestLayout();
    currentSession = session;
  }

◆ onTouchEvent()

boolean com.freerdp.freerdpcore.presentation.SessionView.onTouchEvent ( MotionEvent event )

inline

Definition at line 299 of file SessionView.java.

  {
    // Physical mouse events: bypass gesture detector entirely.
    // Buttons are handled in onGenericMotionEvent; hover moves in onHoverEvent.
    // Only ACTION_MOVE with a button held (drag) needs handling here.
    if (event.isFromSource(InputDevice.SOURCE_MOUSE))
    {
      int action = event.getActionMasked();
      if (action == MotionEvent.ACTION_MOVE && event.getButtonState() != 0)
      {
        MotionEvent mapped = mapTouchEvent(event);
        sessionViewListener.onSessionViewMouseMove((int)mapped.getX(), (int)mapped.getY());
        mapped.recycle();
        return true;
      }
      return true;
    }
 
    boolean res = gestureDetector.onTouchEvent(event);
    res |= doubleGestureDetector.onTouchEvent(event);
    return res;
  }

◆ setDefaultCursor()

void com.freerdp.freerdpcore.presentation.SessionView.setDefaultCursor ( )

inline

Definition at line 426 of file SessionView.java.

  {
    setPointerIcon(PointerIcon.getSystemIcon(getContext(), PointerIcon.TYPE_ARROW));
  }

◆ setOnZoomChangedListener()

void com.freerdp.freerdpcore.presentation.SessionView.setOnZoomChangedListener ( OnZoomChangedListener l )

inline

Definition at line 184 of file SessionView.java.

  {
    zoomChangedListener = l;
  }

◆ setRailMode()

void com.freerdp.freerdpcore.presentation.SessionView.setRailMode ( boolean rail )

inline

Definition at line 171 of file SessionView.java.

  {
    if (railMode == rail)
      return;
    railMode = rail;
    invalidate();
  }

◆ setRemoteCursor()

void com.freerdp.freerdpcore.presentation.SessionView.setRemoteCursor	(	int[]	pixels,
		int	width,
		int	height,
		int	hotX,
		int	hotY
	)

inline

Definition at line 398 of file SessionView.java.

  {
    if (pixels == null || width == 0 || height == 0)
    {
      cursorPixels = null;
      setPointerIcon(PointerIcon.getSystemIcon(getContext(), PointerIcon.TYPE_NULL));
      return;
    }
    cursorPixels = pixels;
    cursorWidth = width;
    cursorHeight = height;
    cursorHotX = hotX;
    cursorHotY = hotY;
    applyScaledCursor();
  }

◆ setScaleGestureDetector()

void com.freerdp.freerdpcore.presentation.SessionView.setScaleGestureDetector ( ScaleGestureDetector scaleGestureDetector )

inline

Definition at line 126 of file SessionView.java.

  {
    doubleGestureDetector.setScaleGestureDetector(scaleGestureDetector);
  }

◆ setSessionViewListener()

void com.freerdp.freerdpcore.presentation.SessionView.setSessionViewListener ( SessionViewListener sessionViewListener )

inline

Definition at line 131 of file SessionView.java.

  {
    this.sessionViewListener = sessionViewListener;
  }

◆ setTouchPointerPadding()

void com.freerdp.freerdpcore.presentation.SessionView.setTouchPointerPadding	(	int	width,
		int	height
	)

inline

Definition at line 240 of file SessionView.java.

  {
    touchPointerPaddingWidth = width;
    touchPointerPaddingHeight = height;
    requestLayout();
  }

◆ setZoom()

void com.freerdp.freerdpcore.presentation.SessionView.setZoom ( float factor )

inline

Definition at line 189 of file SessionView.java.

  {
    scaleFactor = factor;
    scaleMatrix.setScale(scaleFactor, scaleFactor);
    invScaleMatrix.setScale(1.0f / scaleFactor, 1.0f / scaleFactor);
 
    if (cursorPixels != null)
      applyScaledCursor();
 
    if (zoomChangedListener != null)
      zoomChangedListener.onZoomChanged(scaleFactor);
 
    requestLayout();
  }

◆ zoomIn()

boolean com.freerdp.freerdpcore.presentation.SessionView.zoomIn ( float factor )

inline

Definition at line 214 of file SessionView.java.

  {
    boolean res = true;
    scaleFactor += factor;
    if (scaleFactor > (MAX_SCALE_FACTOR - SCALE_FACTOR_DELTA))
    {
      scaleFactor = MAX_SCALE_FACTOR;
      res = false;
    }
    setZoom(scaleFactor);
    return res;
  }

◆ zoomOut()

boolean com.freerdp.freerdpcore.presentation.SessionView.zoomOut ( float factor )

inline

Definition at line 227 of file SessionView.java.

  {
    boolean res = true;
    scaleFactor -= factor;
    if (scaleFactor < (MIN_SCALE_FACTOR + SCALE_FACTOR_DELTA))
    {
      scaleFactor = MIN_SCALE_FACTOR;
      res = false;
    }
    setZoom(scaleFactor);
    return res;
  }

Field Documentation

◆ MAX_SCALE_FACTOR

final float com.freerdp.freerdpcore.presentation.SessionView.MAX_SCALE_FACTOR = 3.0f

static

Definition at line 43 of file SessionView.java.

◆ MIN_SCALE_FACTOR

final float com.freerdp.freerdpcore.presentation.SessionView.MIN_SCALE_FACTOR = 0.75f

static

Definition at line 44 of file SessionView.java.

The documentation for this class was generated from the following file:

SessionView.java

Data Structures

Public Member Functions

Static Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ SessionView() [1/3]

◆ SessionView() [2/3]

◆ SessionView() [3/3]

Member Function Documentation

◆ addInvalidRegion()

◆ getTouchPointerPaddingHeight()

◆ getTouchPointerPaddingWidth()

◆ getZoom()

◆ invalidateRegion()

◆ isAtMaxZoom()

◆ isAtMinZoom()

◆ onCreateInputConnection()

◆ onDraw()

◆ onGenericMotionEvent()

◆ onHoverEvent()

◆ onMeasure()

◆ onSurfaceChange()

◆ onTouchEvent()

◆ setDefaultCursor()

◆ setOnZoomChangedListener()

◆ setRailMode()

◆ setRemoteCursor()

◆ setScaleGestureDetector()

◆ setSessionViewListener()

◆ setTouchPointerPadding()

◆ setZoom()

◆ zoomIn()

◆ zoomOut()

Field Documentation

◆ MAX_SCALE_FACTOR

◆ MIN_SCALE_FACTOR