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integer math

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Jorijn van der Graaf 2025-11-23 04:04:53 +01:00
commit 5ff43e240c
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interfaces/Crafter.Graphics-UiElement.cppm
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@ -18,38 +18,100 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
export module Crafter.Graphics:UiElement;
import :UiElementBuffer;
import :UiElementMouse;
import std;
import Crafter.Event;
import :Types;
export namespace Crafter {
class Font;
class UiElementBase {
class Window;
class UiElement {
public:
float z;
float anchorX;
float anchorY;
std::int_fast32_t z;
std::int_fast32_t anchorX;
std::int_fast32_t anchorY;
std::int_fast32_t anchorOffsetX;
std::int_fast32_t anchorOffsetY;
std::uint_fast32_t relativeWidth;
std::uint_fast32_t relativeHeight;
bool ignoreScaling;
float relativeWidth;
float relativeHeight;
float anchorOffsetX;
float anchorOffsetY;
std::vector<std::unique_ptr<UiElementBase>> children;
std::vector<UiElement*> children;
ScaleData scaled;
UiElementBase(float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false);
UiElementBase(UiElementBase&&) noexcept = default;
UiElementBase& operator=(UiElementBase&&) noexcept = default;
UiElement(std::int_fast32_t anchorX, std::int_fast32_t anchorY, std::uint_fast32_t relativeWidth, std::uint_fast32_t relativeHeight, std::int_fast32_t anchorOffsetX = FractionalToMapped(0.5), std::int_fast32_t anchorOffsetY = FractionalToMapped(0.5), std::int_fast32_t z = 0, bool ignoreScaling = false);
UiElement(UiElement&) = delete;
UiElement& operator=(UiElement&) = delete;
// void UpdatePosition(Window& window);
// void UpdatePosition(UiElement& parent);
};
template<bool Buffer, bool Mouse>
class UiElement : public UiElementBase{
class UiElementMouse {
public:
std::conditional_t<Buffer, UiElementBuffer, std::monostate> buffer;
std::conditional_t<Buffer, UiElementMouse, std::monostate> mouse;
UiElement(float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false) : UiElementBase(anchorX, anchorY, relativeWidth, relativeHeight, anchorOffsetX, anchorOffsetY, z, ignoreScaling = false) {}
UiElement(float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false) requires (Buffer) : UiElementBase(anchorX, anchorY, relativeWidth, relativeHeight, anchorOffsetX, anchorOffsetY, z, ignoreScaling), buffer(*this) {}
UiElement(std::uint_fast32_t width, std::uint_fast32_t height, float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false) requires (Buffer) : UiElementBase(anchorX, anchorY, relativeWidth, relativeHeight, anchorOffsetX, anchorOffsetY, z, ignoreScaling), buffer(*this, width, height) {}
ScaleData clickArea;
Event<MouseMoveEvent> onMouseMove;
Event<MouseMoveEvent> onMouseEnter;
Event<MouseMoveEvent> onMouseLeave;
Event<MousePoint> onMouseRightClick;
Event<MousePoint> onMouseLeftClick;
Event<MousePoint> onMouseRightHold;
Event<MousePoint> onMouseLeftHold;
Event<MousePoint> onMouseRightRelease;
Event<MousePoint> onMouseLeftRelease;
};
class UiElementBuffer {
public:
std::uint_fast32_t width;
std::uint_fast32_t height;
UiElementBuffer() = default;
UiElementBuffer(std::uint_fast32_t width, std::uint_fast32_t height);
virtual void Create(std::uint_fast32_t width, std::uint_fast32_t height) = 0;
virtual void Resize(std::uint_fast32_t width, std::uint_fast32_t height) = 0;
virtual void Resize(std::uint_fast32_t width, std::uint_fast32_t height, std::uint_fast32_t offsetX, std::uint_fast32_t offsetY) = 0;
virtual void ResizeNearestNeighbour(std::uint_fast32_t width, std::uint_fast32_t height) = 0;
virtual void ResizeBicubic(std::uint_fast32_t width, std::uint_fast32_t height) = 0;
virtual void Destroy() = 0;
virtual void Copy(Pixel_BU8_GU8_RU8_AU8* dst) const = 0;
virtual void CopyNearestNeighbour(Pixel_BU8_GU8_RU8_AU8* dst, std::uint_fast32_t dstWidth, std::uint_fast32_t dstHeight) const = 0;
virtual void CopyBicubic(Pixel_BU8_GU8_RU8_AU8* dst, std::uint_fast32_t dstWidth, std::uint_fast32_t dstHeight) const = 0;
virtual void Write(Pixel_BU8_GU8_RU8_AU8* pixels) = 0;
virtual void Write(std::uint_fast32_t x, std::uint_fast32_t y, Pixel_BU8_GU8_RU8_AU8 pixel) = 0;
virtual Pixel_BU8_GU8_RU8_AU8 Read(std::uint_fast32_t x, std::uint_fast32_t y) const = 0;
virtual const Pixel_BU8_GU8_RU8_AU8* Read() const = 0;
virtual Pixel_BU8_GU8_RU8_AU8* Get() = 0;
virtual void Store() = 0;
};
class UiElementBufferBufferBase : public UiElementBuffer {
public:
std::vector<Pixel_BU8_GU8_RU8_AU8> buffer;
UiElementBufferBufferBase() = default;
UiElementBufferBufferBase(std::uint_fast32_t width, std::uint_fast32_t height);
void Create(std::uint_fast32_t width, std::uint_fast32_t height) override;
void Resize(std::uint_fast32_t width, std::uint_fast32_t height) override;
void Resize(std::uint_fast32_t width, std::uint_fast32_t height, std::uint_fast32_t offsetX, std::uint_fast32_t offsetY) override;
void ResizeNearestNeighbour(std::uint_fast32_t width, std::uint_fast32_t height) override;
void ResizeBicubic(std::uint_fast32_t width, std::uint_fast32_t height) override;
void Destroy() override;
void Copy(Pixel_BU8_GU8_RU8_AU8* dst) const override;
void CopyNearestNeighbour(Pixel_BU8_GU8_RU8_AU8* dst, std::uint_fast32_t dstWidth, std::uint_fast32_t dstHeight) const override;
void CopyBicubic(Pixel_BU8_GU8_RU8_AU8* dst, std::uint_fast32_t dstWidth, std::uint_fast32_t dstHeight) const override;
void Write(Pixel_BU8_GU8_RU8_AU8* pixels) override;
void Write(std::uint_fast32_t x, std::uint_fast32_t y, Pixel_BU8_GU8_RU8_AU8 pixel) override;
Pixel_BU8_GU8_RU8_AU8 Read(std::uint_fast32_t x, std::uint_fast32_t y) const override;
const Pixel_BU8_GU8_RU8_AU8* Read() const override;
Pixel_BU8_GU8_RU8_AU8* Get() override;
void Store() override;
};
class UiElementBufferBuffer : public UiElement, public UiElementBufferBufferBase {
public:
UiElementBufferBuffer(std::int_fast32_t anchorX, std::int_fast32_t anchorY, std::uint_fast32_t relativeWidth, std::uint_fast32_t relativeHeight, std::int_fast32_t anchorOffsetX = FractionalToMapped(0.5), std::int_fast32_t anchorOffsetY = FractionalToMapped(0.5), std::int_fast32_t z = 0, bool ignoreScaling = false);
UiElementBufferBuffer(std::uint_fast32_t width, std::uint_fast32_t height, std::int_fast32_t anchorX, std::int_fast32_t anchorY, std::uint_fast32_t relativeWidth, std::uint_fast32_t relativeHeight, std::int_fast32_t anchorOffsetX = FractionalToMapped(0.5), std::int_fast32_t anchorOffsetY = FractionalToMapped(0.5), std::int_fast32_t z = 0, bool ignoreScaling = false);
};
class UiElementBufferMouseBuffer : public UiElementBufferBuffer, public UiElementMouse {
public:
UiElementBufferMouseBuffer(std::int_fast32_t anchorX, std::int_fast32_t anchorY, std::uint_fast32_t relativeWidth, std::uint_fast32_t relativeHeight, std::int_fast32_t anchorOffsetX = FractionalToMapped(0.5), std::int_fast32_t anchorOffsetY = FractionalToMapped(0.5), std::int_fast32_t z = 0, bool ignoreScaling = false);
UiElementBufferMouseBuffer(std::uint_fast32_t width, std::uint_fast32_t height, std::int_fast32_t anchorX, std::int_fast32_t anchorY, std::uint_fast32_t relativeWidth, std::uint_fast32_t relativeHeight, std::int_fast32_t anchorOffsetX = FractionalToMapped(0.5), std::int_fast32_t anchorOffsetY = FractionalToMapped(0.5), std::int_fast32_t z = 0, bool ignoreScaling = false);
};
}