48 lines
1.9 KiB
C
48 lines
1.9 KiB
C
#ifndef LAYERS_H
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#define LAYERS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct ViewportHandle ViewportHandle;
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/// Run paths setup + logging + single-instance acquisition.
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///
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/// Returns:
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/// 0 — primary instance; proceed to create the viewport.
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/// 1 — another instance was running and has been signalled to raise;
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/// the caller should exit cleanly without creating a window.
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/// 2 — setup failed (fs/log error).
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int32_t layers_startup(void);
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/// Must be called BEFORE `layers_startup` if you want Rust to read resources/colors.toml
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/// from the installed plugin directory. No-ops after the colour cache is initialised.
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void layers_set_plugin_root(const char* path_utf8);
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ViewportHandle* layers_create(void* nsview, float width, float height, float scale);
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void layers_destroy(ViewportHandle* handle);
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void layers_render(ViewportHandle* handle);
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void layers_resize(ViewportHandle* handle, float width, float height, float scale);
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void layers_mouse_move(ViewportHandle* handle, float x, float y);
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void layers_mouse_left(ViewportHandle* handle);
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/// `button`: 0=Left, 1=Right, 2=Middle. Other codes are ignored.
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void layers_mouse_button(ViewportHandle* handle, float x, float y, uint32_t button, bool pressed);
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void layers_mouse_scroll(ViewportHandle* handle, float x, float y, float dx, float dy);
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/// `named`: 0=Character, 1=Enter, 2=Escape, 3=Backspace, 4=Tab, 5=ArrowLeft,
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/// 6=ArrowRight, 7=ArrowUp, 8=ArrowDown, 9=Delete, 10=Home, 11=End.
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/// `mods`: bitflags — 1=Shift, 2=Ctrl, 4=Alt, 8=Logo (Command).
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/// `utf8`: text produced by the key for Character kind; NULL for named keys.
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void layers_key_event(ViewportHandle* handle, uint32_t named, const char* utf8, uint32_t mods, uint16_t native_keycode, bool pressed);
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#ifdef __cplusplus
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}
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#endif
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#endif /* LAYERS_H */
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