scummvm/engines/stark/visual/explodingimage.h

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/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the AUTHORS
* 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 STARK_VISUAL_EXPLODING_IMAGE_H
#define STARK_VISUAL_EXPLODING_IMAGE_H
#include "engines/stark/visual/visual.h"
#include "common/array.h"
#include "common/rect.h"
#include "graphics/pixelformat.h"
#include "math/vector2d.h"
namespace Graphics {
struct Surface;
}
namespace Stark {
namespace Gfx {
class Driver;
class SurfaceRenderer;
class Texture;
}
/**
* An image with an animated explosion effect
*
* Used by the top bar when picking up an inventory item
*/
class VisualExplodingImage : public Visual {
public:
static const VisualType TYPE = Visual::kExplodingImage;
explicit VisualExplodingImage(Gfx::Driver *gfx);
~VisualExplodingImage() override;
/** Prepare exploding the specified image */
void initFromSurface(const Graphics::Surface *surface);
/** Render the image at the specified position */
void render(const Common::Point &position);
private:
struct ExplosionUnit {
ExplosionUnit();
void setPosition(int x, int y);
void setExplosionSettings(const Common::Point &center, const Common::Point &amplitude);
void setColor(uint32 color, const Graphics::PixelFormat &format);
void update();
void draw(Graphics::Surface *surface);
Math::Vector2d _position;
Math::Vector2d _speed;
Math::Vector2d _center;
int _stillImageTimeRemaining;
int _explosionFastAccelerationTimeRemaining;
uint32 _mainColor;
uint32 _darkColor;
};
Gfx::Driver *_gfx;
Gfx::SurfaceRenderer *_surfaceRenderer;
Gfx::Texture *_texture;
Graphics::Surface *_surface;
Common::Array<ExplosionUnit> _units;
};
} // End of namespace Stark
#endif // STARK_VISUAL_EXPLODING_IMAGE_H