Sha256: c64b3f8834c64beb9b94678b67e14b99897c9ae44362c0cb9427b807213dd823
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Contents
#pragma once
#include <Gosu/Fwd.hpp>
#include <Gosu/Color.hpp>
#include <Gosu/GraphicsBase.hpp>
#include <Gosu/Platform.hpp>
#include <memory>
namespace Gosu
{
/// Contains information about the underlying OpenGL texture and the u/v space used for image
/// data. Can be retrieved from some images to use them in OpenGL operations.
struct GLTexInfo
{
int tex_name;
double left, right, top, bottom;
};
/// The ImageData class is an abstract base class for drawable images.
/// Instances of classes derived by ImageData are usually returned by Graphics::create_image and
/// usually only used to implement drawing primitives like Image, which then provide a more
/// specialized and intuitive drawing interface.
class ImageData
{
public:
// Classes inside a hierarchy should not be copyable to avoid slicing.
ImageData(const ImageData&) = delete;
ImageData(ImageData&&) = delete;
ImageData& operator=(const ImageData&) = delete;
ImageData& operator=(ImageData&&) = delete;
ImageData() = default;
virtual ~ImageData() = default;
virtual int width() const = 0;
virtual int height() const = 0;
virtual void draw(double x1, double y1, Color c1, //
double x2, double y2, Color c2, //
double x3, double y3, Color c3, //
double x4, double y4, Color c4, //
ZPos z, BlendMode mode) const = 0;
virtual const GLTexInfo* gl_tex_info() const = 0;
virtual Bitmap to_bitmap() const = 0;
virtual std::unique_ptr<ImageData> subimage(int x, int y, int width, int height) const = 0;
virtual void insert(const Bitmap& bitmap, int x, int y) = 0;
};
}
Version data entries
7 entries across 7 versions & 1 rubygems