89a6c09a7a
* Documentation: add Doxyfile, prepare sources for doxygen. * Update ReadMe and remove obsolete CLA * Add contribution guide * Contributing: update text * Correct spelling
52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
/**
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* @file view_port_i.h
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* GUI: internal ViewPort API
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*/
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#pragma once
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#include "gui_i.h"
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#include "view_port.h"
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struct ViewPort {
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Gui* gui;
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bool is_enabled;
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ViewPortOrientation orientation;
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uint8_t width;
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uint8_t height;
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ViewPortDrawCallback draw_callback;
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void* draw_callback_context;
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ViewPortInputCallback input_callback;
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void* input_callback_context;
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};
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/** Set GUI reference.
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*
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* To be used by GUI, called upon view_port tree insert
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*
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* @param view_port ViewPort instance
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* @param gui gui instance pointer
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*/
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void view_port_gui_set(ViewPort* view_port, Gui* gui);
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/** Process draw call. Calls draw callback.
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*
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* To be used by GUI, called on tree redraw.
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*
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* @param view_port ViewPort instance
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* @param canvas canvas to draw at
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*/
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void view_port_draw(ViewPort* view_port, Canvas* canvas);
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/** Process input. Calls input callback.
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*
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* To be used by GUI, called on input dispatch.
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*
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* @param view_port ViewPort instance
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* @param event pointer to input event
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*/
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void view_port_input(ViewPort* view_port, InputEvent* event);
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