70 lines
3.6 KiB
C#
70 lines
3.6 KiB
C#
using Age.Engine.Model;
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namespace Age.Engine.Hosting;
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public readonly record struct AdvWaitIndicatorConfig(
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int LayoutSlot, int X, int Y, int SurfaceSlot,
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int SourceX, int SourceY, int CellWidth, int CellHeight,
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int TerminalFrame, long FramePeriodMs);
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public readonly record struct AdvAutoWaitState(
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bool Enabled, bool VoicePending, long PostVoiceDelayMs, long UnvoicedDelayMs);
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public interface IHost
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{
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void ShowText(int offset, string text);
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// Native ADV text subsystem: op 0x7a updates the selected layout's last 20-byte cursor record;
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// op 0x204 rasterizes a string into a numbered surface before 0x1fb binds that surface.
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void SetAdvTextCursor(int layoutSlot, int x, int y) { }
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void DrawStringToSurface(int surfaceSlot, int x, int y, string text) { }
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void ConfigureAdvWaitIndicator(AdvWaitIndicatorConfig config) { }
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// Op 0x199 temporarily yields the active ADV page into its registered hide-window coroutine.
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// The retained scene continues to render, but the text layout and its wait marker are suspended
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// until op 0x7c restores the saved page PC.
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void SetAdvPagePresentationSuspended(bool suspended) { }
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void WaitForInput();
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void WaitForInput(int layoutSlot) => WaitForInput();
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// Interactive hosts service script callbacks on the VM thread while the enclosing ADV page remains
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// parked. The callback returns true while another queued input callback is ready to run.
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void WaitForInput(int layoutSlot, Func<bool> serviceInputCallback)
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{
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while (serviceInputCallback()) { }
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WaitForInput(layoutSlot);
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}
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void WaitForInput(int layoutSlot, Func<bool> serviceInputCallback,
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Func<AdvAutoWaitState> autoWaitState)
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=> WaitForInput(layoutSlot, serviceInputCallback);
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void WakeInputCallbackService() { }
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void InputCallbackCompleted(GfxState gfx) { }
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// Generic AGE input-callback services (ops 0xcc/0xcd, 0xfb/0xff/0x100, 0x108).
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// Interactive hosts expose the same monotonic clock used by their frame scheduler.
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long InputClockMilliseconds => Environment.TickCount64;
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void SetCursorResource(long resourceId) { }
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void ClearCursorResource() { }
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void Sleep(long duration);
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void FrameYield();
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// Native 0x1c7/0x1cc query two distinct ADV skip channels. Headless and non-interactive
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// hosts default to normal playback; the Godot host supplies the live interactive values.
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void SetMessageSkipActive(bool active) { }
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bool IsMessageSkipActive => false;
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bool IsAdvReadSkipActive => false;
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// Normal playback reaches op 0x21c and parks until a queued 0x223 transition completes. The
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// read/message-skip branch reaches op 0x20c and presents the completed endpoint immediately.
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void WaitForForegroundTransition(GfxState gfx) { }
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void PresentFrame(GfxState gfx) { }
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void CreateTexture(int slot, int width, int height);
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void SetTexture(long resourceId, int slot);
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void ReleaseSurface(int slot) { }
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void DrawTexture(int slot, int srcX, int srcY, int width, int height, int dstX, int dstY);
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(int Width, int Height) GetTextureSize(int slot);
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void PlayBgm(long id);
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void PlayVoice(long id);
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void LoadSoundEffect(long resourceId, int channel) { }
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void StartSoundEffect(int channel) { }
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void ReleaseSoundEffect(int channel) { }
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void FadeBgm(int targetPercent, long durationMs) { }
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// Native op 0x236 binds a DirectShow movie decoder to an existing retained texture surface.
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// Playback is non-modal: the VM advances to the following instruction while the host publishes frames.
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void PlayMovieToSurface(long resourceId, int surfaceSlot, long movieFlags, long syncMask) { }
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}
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