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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* 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/>.
*
*/
#ifndef NANCY_UI_VIEWPORT_H
#define NANCY_UI_VIEWPORT_H
#include "engines/nancy/time.h"
#include "engines/nancy/video.h"
#include "engines/nancy/renderobject.h"
namespace Common {
class String;
}
namespace Nancy {
class Scene;
struct NancyInput;
namespace UI {
class Viewport : public Nancy::RenderObject {
public:
Viewport() :
RenderObject(6),
_movementLastFrame(0),
_edgesMask(0),
_currentFrame(0),
_videoFormat(kLargeVideoFormat),
_stickyCursorPos(-1, -1),
_panningType(kPanNone),
_decoder(AVFDecoder::kLoadBidirectional),
_autoMove(false) {}
virtual ~Viewport() { _decoder.close(); _fullFrame.free(); }
void init() override;
void handleInput(NancyInput &input);
void loadVideo(const Common::Path &filename, uint frameNr = 0, uint verticalScroll = 0, byte panningType = kPanNone, uint16 format = 2, const Common::Path &palette = Common::Path());
void setFrame(uint frameNr);
void setNextFrame();
void setPreviousFrame();
void setVerticalScroll(uint scroll);
void scrollUp(uint delta);
void scrollDown(uint delta);
uint16 getFrameCount() const { return _decoder.isVideoLoaded() ? _decoder.getFrameCount() : 0; }
uint16 getCurFrame() const { return _currentFrame; }
uint16 getCurVerticalScroll() const { return _drawSurface.getOffsetFromOwner().y; }
uint16 getMaxScroll() const;
Common::Rect convertViewportToScreen(const Common::Rect &viewportRect) const;
Common::Rect convertScreenToViewport(const Common::Rect &viewportRect) const;
void disableEdges(byte edges);
void enableEdges(byte edges);
protected:
void setEdgesSize(uint16 upSize, uint16 downSize, uint16 leftSize, uint16 rightSize);
Common::Rect _nonScrollZone;
byte _edgesMask;
byte _movementLastFrame;
Time _nextMovementTime;
byte _panningType;
AVFDecoder _decoder;
uint16 _currentFrame;
uint16 _videoFormat;
Graphics::ManagedSurface _fullFrame;
Common::Rect _format1Bounds;
Common::Rect _format2Bounds;
Common::Point _stickyCursorPos;
bool _autoMove;
};
} // End of namespace UI
} // End of namespace Nancy
#endif // NANCY_UI_VIEWPORT_H
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