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#pragma once
#include "DrawableNode.h"
#include "../Primitives/Rect.h"
namespace nCine
{
class Texture;
class GLUniformBlockCache;
/// Base class for sprites
/*! \note Users cannot create instances of this class */
class BaseSprite : public DrawableNode
{
public:
BaseSprite(BaseSprite&&) = default;
BaseSprite& operator=(BaseSprite&&) = default;
BaseSprite& operator=(const BaseSprite&) = delete;
/// Sets sprite size
void setSize(float width, float height);
/// Sets sprite size with a `Vector2f`
inline void setSize(Vector2f size) {
setSize(size.X, size.Y);
}
/// Gets the texture object
inline const Texture* texture() const {
return texture_;
}
/// Sets the texture object
void setTexture(Texture* texture);
/// Triggers a texture update without setting a new texture
void resetTexture();
/// Gets the texture source rectangle for blitting
inline Recti texRect() const {
return texRect_;
}
/// Sets the texture source rectangle for blitting
void setTexRect(const Recti& rect);
/// Returns `true` if the sprite texture is horizontally flipped
inline bool isFlippedX() const {
return flippedX_;
}
/// Flips the texture rect horizontally
void setFlippedX(bool flippedX);
/// Returns `true` if the sprite texture is vertically flipped
inline bool isFlippedY() const {
return flippedY_;
}
/// Flips the texture rect vertically
void setFlippedY(bool flippedY);
protected:
#ifndef DOXYGEN_GENERATING_OUTPUT
/// The sprite texture
Texture* texture_;
/// The texture source rectangle
Recti texRect_;
/// A flag indicating if the sprite texture is horizontally flipped
bool flippedX_;
/// A flag indicating if the sprite texture is vertically flipped
bool flippedY_;
GLUniformBlockCache* instanceBlock_;
#endif
/// Protected constructor accessible only by derived sprite classes
BaseSprite(SceneNode* parent, Texture* texture, float xx, float yy);
/// Protected constructor accessible only by derived sprite classes
BaseSprite(SceneNode* parent, Texture* texture, Vector2f position);
/// Protected copy constructor used to clone objects
BaseSprite(const BaseSprite& other);
/// Performs the required tasks upon a change to the shader
void shaderHasChanged() override;
/// Performs the required tasks upon a change to the texture
virtual void textureHasChanged(Texture* newTexture) = 0;
void updateRenderCommand() override;
};
}
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