mirror of
https://github.com/libretro/scummvm.git
synced 2025-01-23 11:04:44 +00:00
a29cdd43c0
Made RenderObject non-abstract so it can be used in some simple cases without the need for subclassing.
87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
/* 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 2
|
|
* 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, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef NANCY_RENDEROBJECT_H
|
|
#define NANCY_RENDEROBJECT_H
|
|
|
|
#include "graphics/managed_surface.h"
|
|
|
|
namespace Nancy {
|
|
|
|
class NancyEngine;
|
|
class GraphicsManager;
|
|
|
|
// Loosely equivalent to the original engine's ZRenderStructs.
|
|
// A subclass of this will be automatically updated and drawn from the graphics manager,
|
|
// but initialization needs to be done manually. Objects are expected to know which
|
|
// object is below them at creation.
|
|
class RenderObject {
|
|
friend class GraphicsManager;
|
|
public:
|
|
RenderObject(uint16 zOrder);
|
|
RenderObject(RenderObject &redrawFrom, uint16 zOrder);
|
|
RenderObject(RenderObject &redrawFrom, uint16 zOrder, Graphics::ManagedSurface &surface, const Common::Rect &srcBounds, const Common::Rect &destBounds);
|
|
|
|
virtual ~RenderObject();
|
|
|
|
virtual void init(); // Does not get called automatically
|
|
virtual void registerGraphics(); // Does not get called automatically
|
|
virtual void updateGraphics() {}
|
|
|
|
void moveTo(Common::Point position);
|
|
void setVisible(bool visible);
|
|
void setTransparent(bool isTransparent);
|
|
|
|
bool hasMoved() const { return _previousScreenPosition != _screenPosition; }
|
|
Common::Rect getScreenPosition() const;
|
|
Common::Rect getPreviousScreenPosition() const;
|
|
|
|
// Given a screen-space rect, convert it to the source surface's local space
|
|
Common::Rect convertToLocal(const Common::Rect &screen) const;
|
|
// Given a local space rect, convert it to screen space
|
|
Common::Rect convertToScreen(const Common::Rect &rect) const;
|
|
|
|
Common::Rect getBounds() const { return Common::Rect(_drawSurface.w, _drawSurface.h); }
|
|
|
|
Graphics::ManagedSurface _drawSurface;
|
|
Common::Rect _screenPosition;
|
|
|
|
protected:
|
|
// Z order and blit type are extracted directly from the corresponding
|
|
// ZRenderStruct from the original engine
|
|
uint16 getZOrder() const { return _z; }
|
|
|
|
// Needed for proper handling of objects inside the viewport
|
|
virtual bool isViewportRelative() const { return false; }
|
|
|
|
RenderObject *_redrawFrom;
|
|
|
|
bool _needsRedraw;
|
|
bool _isVisible;
|
|
uint16 _z;
|
|
Common::Rect _previousScreenPosition;
|
|
};
|
|
|
|
} // End of namespace Nancy
|
|
|
|
#endif // NANCY_RENDEROBJECT_H
|