cse125g2/docs/HudWidget_8hpp_source.html

#pragma once


#include "HudTypes.hpp"


class HudContext;

class HudTweenPool;


struct HudWidget

{

    bool visible = true;


    HudAnchor anchor = HudAnchor::TopLeft;

    float offsetX = 0.f, offsetY = 0.f;

    float width = 0.f, height = 0.f;

    HudColor tint{1.f, 1.f, 1.f, 1.f};

    float uiScale_ = 1.f;


    virtual ~HudWidget() = default;


    virtual void update(float dt, const HudGameState& state, HudTweenPool& tweens) = 0;


    virtual void draw(HudContext& ctx, float drawX, float drawY) = 0;

};


HudTypes.hpp
Shared types for the HUD system.

HudAnchor
HudAnchor
Definition HudTypes.hpp:42

HudAnchor::TopLeft
@ TopLeft
Definition HudTypes.hpp:43

HudContext
Accumulates HUD geometry during a frame for batch rendering.
Definition HudContext.hpp:19

HudTweenPool
Fixed-size tween pool. No heap allocations.
Definition HudTween.hpp:35

HudColor
RGBA color for HUD elements (linear space, straight alpha).
Definition HudTypes.hpp:24

HudGameState
Snapshot of game state consumed by the HUD each frame.
Definition HudTypes.hpp:367

HudWidget
Base class for a retained HUD element.
Definition HudWidget.hpp:16

HudWidget::tint
HudColor tint
Definition HudWidget.hpp:22

HudWidget::uiScale_
float uiScale_
Set by Hud each frame (screenH / 1080).
Definition HudWidget.hpp:23

HudWidget::height
float height
Definition HudWidget.hpp:21

HudWidget::offsetY
float offsetY
Definition HudWidget.hpp:20

HudWidget::visible
bool visible
Definition HudWidget.hpp:17

HudWidget::draw
virtual void draw(HudContext &ctx, float drawX, float drawY)=0
Emit geometry into the draw context.

HudWidget::width
float width
Definition HudWidget.hpp:21

HudWidget::anchor
HudAnchor anchor
Definition HudWidget.hpp:19

HudWidget::offsetX
float offsetX
Definition HudWidget.hpp:20

HudWidget::update
virtual void update(float dt, const HudGameState &state, HudTweenPool &tweens)=0
Called each frame before draw(). Update animation, consume events.

HudWidget::~HudWidget
virtual ~HudWidget()=default