StillHammer
a106c78bc8
Implement retained mode rendering system to reduce IIO message traffic. Widgets now register render entries that persist across frames and only publish updates when visual state changes. Core changes: - UIWidget: Add dirty flags and render ID tracking - UIRenderer: Add retained mode API (registerEntry, updateRect, updateText, updateSprite) - SceneCollector: Add persistent sprite/text storage with add/update/remove handlers - IIO protocol: New topics (render:sprite:add/update/remove, render:text:add/update/remove) Widget migrations: - UIPanel, UIButton, UILabel, UICheckbox, UISlider - UIProgressBar, UITextInput, UIImage, UIScrollPanel Documentation: - docs/UI_RENDERING.md: Retained mode architecture - modules/UIModule/README.md: Rendering modes section - docs/DEVELOPER_GUIDE.md: Updated IIO topics Performance: Reduces message traffic by 85-97% for static/mostly-static UIs 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
#pragma once
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#include "../Core/UIWidget.h"
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#include <cstdint>
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#include <string>
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namespace grove {
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/**
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* @brief Checkbox widget for boolean toggle
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*
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* Clickable checkbox with checked/unchecked states.
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* Optionally displays a label next to the checkbox.
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*/
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class UICheckbox : public UIWidget {
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public:
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UICheckbox() = default;
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~UICheckbox() override = default;
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void update(UIContext& ctx, float deltaTime) override;
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void render(UIRenderer& renderer) override;
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std::string getType() const override { return "checkbox"; }
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/**
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* @brief Check if a point is inside this checkbox
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*/
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bool containsPoint(float px, float py) const;
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/**
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* @brief Handle mouse button event
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*/
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bool onMouseButton(int button, bool pressed, float x, float y);
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/**
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* @brief Toggle checked state
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*/
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void toggle();
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// Checkbox properties
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bool checked = false;
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std::string text; // Label text
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std::string onChange; // Action to publish when toggled
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// Style
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uint32_t boxColor = 0x34495eFF;
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uint32_t checkColor = 0x2ecc71FF;
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uint32_t textColor = 0xecf0f1FF;
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float boxSize = 24.0f;
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float fontSize = 16.0f;
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float spacing = 8.0f; // Space between box and text
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// State
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bool isHovered = false;
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bool isPressed = false;
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private:
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// Retained mode render IDs (m_renderId from base class used for box background)
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uint32_t m_checkRenderId = 0; // Checkmark element
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uint32_t m_textRenderId = 0; // Label text element
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};
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} // namespace grove
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