bwidgets/src/core/texture.cpp

93 lines
2.1 KiB
C++

#include <basic_widgets/core/renderer.hpp>
#include <basic_widgets/core/texture.hpp>
using namespace bwidgets;
Texture::Texture(SDL_Texture* t)
: _attributes(attributes(t)), _data {ptr_or_throw<SDLError>(t)}
{}
Texture::Texture(const Renderer& r, const SDL_PixelFormatEnum f,
const SDL_TextureAccess a, int w, int h)
: Texture {SDL_CreateTexture(r._data.get(), f, a, w, h)}
{}
Texture::Texture(const Renderer& r, SDL_Surface* const s)
: Texture {SDL_CreateTextureFromSurface(r._data.get(), s)}
{}
Texture::~Texture() noexcept
{
// Idk why but freeing the format in ~Attr gives memory errors (valgrind)
SDL_FreeFormat(_attributes.format);
}
auto Texture::alpha_mode() -> uint8_t
{
uint8_t mode = 0;
success_or_throw<SDLError>(SDL_GetTextureAlphaMod(_data.get(), &mode));
return mode;
}
auto Texture::alpha_mode(const uint8_t m) -> Texture*
{
success_or_throw<SDLError>(SDL_SetTextureAlphaMod(_data.get(), m));
return this;
}
auto Texture::blend_mode() -> SDL_BlendMode
{
SDL_BlendMode mode {};
success_or_throw<SDLError>(SDL_GetTextureBlendMode(_data.get(), &mode));
return mode;
}
auto Texture::blend_mode(const SDL_BlendMode m) -> Texture*
{
success_or_throw<SDLError>(SDL_SetTextureBlendMode(_data.get(), m));
return this;
}
auto Texture::color_mode() -> Color
{
Color mode;
success_or_throw<SDLError>(
SDL_GetTextureColorMod(_data.get(), &mode().r, &mode().g, &mode().b));
return mode;
}
auto Texture::color_mode(Color m) -> Texture*
{
success_or_throw<SDLError>(SDL_SetTextureColorMod(_data.get(), m().r, m().g, m().b));
return this;
}
auto Texture::scale_mode() -> SDL_ScaleMode
{
SDL_ScaleMode mode {};
success_or_throw<SDLError>(SDL_GetTextureScaleMode(_data.get(), &mode));
return mode;
}
auto Texture::scale_mode(const SDL_ScaleMode m) -> Texture*
{
success_or_throw<SDLError>(SDL_SetTextureScaleMode(_data.get(), m));
return this;
}
auto Texture::update(const SDL_Rect* const r, const void* const pixels, const int pitch)
-> Texture*
{
success_or_throw<SDLError>(SDL_UpdateTexture(_data.get(), r, pixels, pitch));
return this;
}