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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2012 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Brandon Schaefer <brandon.schaefer@canonical.com>
*/
#ifndef PLACES_OVERLAY_VSCROLLBAR_H
#define PLACES_OVERLAY_VSCROLLBAR_H
#include <Nux/Nux.h>
#include <Nux/InputAreaProximity.h>
#include <NuxCore/Animation.h>
#include <UnityCore/ConnectionManager.h>
#include <memory>
#include "unity-shared/PlacesVScrollBar.h"
#include "unity-shared/VScrollBarOverlayWindow.h"
namespace unity
{
namespace dash
{
class PlacesOverlayVScrollBar: public PlacesVScrollBar
{
public:
PlacesOverlayVScrollBar(NUX_FILE_LINE_PROTO);
virtual ~PlacesOverlayVScrollBar() {}
protected:
void Draw(nux::GraphicsEngine& graphics_engine, bool force_draw);
private:
enum class ScrollDir : unsigned int
{
UP,
DOWN,
};
void OnTrackGeometryChanged(nux::Area* area, nux::Geometry& geo);
void OnVisibilityChanged(nux::Area* area, bool visible);
void OnSensitivityChanged(nux::Area* area, bool sensitive);
void OnMouseEnter(int x, int y, unsigned int button_flags, unsigned int key_flags);
void OnMouseLeave(int x, int y, unsigned int button_flags, unsigned int key_flags);
void OnMouseNear(nux::Point const& mouse_pos);
void OnMouseBeyond(nux::Point const& mouse_pos);
void AdjustThumbOffsetFromMouse();
void OnMouseClick(int x, int y, unsigned int button_flags, unsigned int key_flags);
void LeftMouseClick(int y);
void MiddleMouseClick(int y);
void OnMouseDown(int x, int y, unsigned int button_flags, unsigned int key_flags);
void OnMouseUp(int x, int y, unsigned int button_flags, unsigned int key_flags);
void OnMouseMove(int x, int y, int dx, int dy, unsigned int button_flags, unsigned int key_flags);
void OnMouseDrag(int x, int y, int dx, int dy, unsigned int button_flags, unsigned int key_flags);
void OnMouseWheel(int x, int y, int delta, unsigned long mouse_state, unsigned long key_state);
void MouseDraggingOverlay(int y, int dy);
bool IsMouseInTopHalfOfThumb(int y);
void CheckIfThumbIsInsideSlider();
bool IsScrollBarVisible() const;
void UpdateConnectorPosition();
void ResetConnector();
void UpdateStepY();
void SetupAnimation(int start, int stop, int milliseconds);
void StartScrollAnimation(ScrollDir dir, int stop);
void OnScroll(ScrollDir dir, int mouse_dy);
void StartConnectorAnimation();
void UpdateConnectorTexture();
nux::ObjectPtr<VScrollBarOverlayWindow> overlay_window_;
class ProximityArea;
std::shared_ptr<ProximityArea> area_prox_;
nux::animation::AnimateValue<int> animation_;
connection::Wrapper tweening_connection_;
nux::ObjectPtr<nux::BaseTexture> connector_texture_;
bool thumb_above_slider_;
int connector_height_;
int mouse_down_offset_;
int delta_update_;
friend class MockScrollBar;
};
} // namespace dash
} // namespace unity
#endif // PLACES_OVERLAY_VSCROLLBAR_H
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