415096c3b2
Improved the docs for the 3 main Tactility projects. I also fixed some inaccuracies and bugs in certain APIs as I went through the code.
48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#pragma once
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#include "app/AppContext.h"
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#include "lvgl.h"
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namespace tt::service::gui {
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/** ViewPort Draw callback
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* @warning called from GUI thread
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*/
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typedef void (*ViewPortShowCallback)(app::AppContext& app, lv_obj_t* parent);
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typedef void (*ViewPortHideCallback)(app::AppContext& app);
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// TODO: Move internally, use handle publicly
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typedef struct ViewPort {
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app::AppContext& app;
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ViewPortShowCallback onShow;
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ViewPortHideCallback _Nullable onHide;
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ViewPort(
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app::AppContext& app,
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ViewPortShowCallback on_show,
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ViewPortHideCallback _Nullable on_hide
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) : app(app), onShow(on_show), onHide(on_hide) {}
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} ViewPort;
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/** ViewPort allocator
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* always returns view_port or stops system if not enough memory.
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* @param app
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* @param onShow Called to create LVGL widgets
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* @param onHide Called before clearing the LVGL widget parent
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* @return ViewPort instance
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*/
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ViewPort* view_port_alloc(
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app::AppContext& app,
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ViewPortShowCallback onShow,
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ViewPortHideCallback onHide
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);
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/** ViewPort destruction
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* Ensure that view_port was unregistered in GUI system before use.
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* @param viewPort ViewPort instance
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*/
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void view_port_free(ViewPort* viewPort);
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} // namespace
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