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#pragma once
#include "pointers.hpp"
#include "glconstants.hpp"
#include "drape_global.hpp"
#include "../geometry/rect2d.hpp"
#include "../std/stdint.hpp"
#include "../std/function.hpp"
namespace dp
{
class Texture
{
public:
enum ResourceType
{
Symbol,
Glyph,
StipplePen,
Color,
UniformValue
};
class Key
{
public:
virtual ~Key() {}
virtual ResourceType GetType() const = 0;
};
class ResourceInfo
{
public:
ResourceInfo(m2::RectF const & texRect);
virtual ~ResourceInfo() {}
virtual ResourceType GetType() const = 0;
m2::RectF const & GetTexRect() const;
private:
m2::RectF m_texRect;
};
Texture();
virtual ~Texture();
void Create(uint32_t width, uint32_t height, TextureFormat format);
void Create(uint32_t width, uint32_t height, TextureFormat format, RefPointer<void> data);
void SetFilterParams(glConst minFilter, glConst magFilter);
void SetWrapMode(glConst sMode, glConst tMode);
void UploadData(uint32_t x, uint32_t y, uint32_t width, uint32_t height, TextureFormat format,
RefPointer<void> data);
virtual ResourceInfo const * FindResource(Key const & key) const = 0;
virtual void UpdateState() {}
TextureFormat GetFormat() const;
uint32_t GetWidth() const;
uint32_t GetHeight() const;
float GetS(uint32_t x) const;
float GetT(uint32_t y) const;
void Bind() const;
static uint32_t GetMaxTextureSize();
private:
void UnpackFormat(TextureFormat format, glConst & layout, glConst & pixelType);
int32_t GetID() const;
private:
int32_t m_textureID;
uint32_t m_width;
uint32_t m_height;
TextureFormat m_format;
};
} // namespace dp
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