blob: 7d9e4b9055d903265d54ec0e0de07ab65ccc36f9 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "remoting/protocol/display_size.h"
#include "remoting/protocol/input_filter.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
namespace remoting {
namespace protocol {
// Filtering InputStub implementation which scales mouse events based on the
// supplied input and output dimensions, and clamps their coordinates to the
// output dimensions, before passing events on to |input_stub|.
class MouseInputFilter : public InputFilter {
explicit MouseInputFilter(InputStub* input_stub);
~MouseInputFilter() override;
// Specify the input dimensions (unitless) for mouse events.
// The input size can be in either pixels (for ICE protocol) or dips (for
// webrtc), depending on the units used by the protocol.
void set_input_size(const int32_t x, const int32_t y);
// Specify the output dimensions (unitless).
// The output size is the scale that we should apply to the incoming mouse
// events before injecting them.
void set_output_size(const int32_t x, const int32_t y);
void set_output_offset(const webrtc::DesktopVector& v);
// InputStub overrides.
void InjectMouseEvent(const protocol::MouseEvent& event) override;
int32_t x_input_, y_input_;
int32_t x_output_, y_output_;
webrtc::DesktopVector output_offset_;
} // namespace protocol
} // namespace remoting