/*

    File:       atsui.h

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                Copyright © 2002 Apple Computer, Inc., All Rights Reserved

*/

#ifndef MY_ATSUI_H

#define MY_ATSUI_H

// Application-specific struct that gets passed to the curve callbacks.

//

typedef struct {

    Float32Point        origin;             // The origin of the current glyph

    float               windowHeight;       // Height of the window (used to flip the y-coordinate for CG drawing)

    Boolean             first;              // Keeps track of which segment is first in a glyph

    Float32Point        current;            // The current pen position (used to filter degenerate cases)

} MyCurveCallbackData;

// Holds all information needed to draw a particular glyph

// The function GetGlyphIDsAndPositions() generates an array of these

//

typedef struct {

    ATSGlyphRef         glyphID;            // The glyphID.  This is simply an index into a table in the font.

    Float32Point        relativeOrigin;     // The origin of this glyph -- relative to the origin of the line.

} MyGlyphRecord;

void SetATSUIStuffFont(ATSUFontID inFont);

void SetATSUIStuffFontSize(Fixed inSize);

void UpdateATSUIStyle(void);

void SetUpATSUIStuff(void);

void DrawATSUIStuff(GrafPtr port);

void DrawCubics(ATSUTextLayout iLayout, ATSUStyle iStyle, UniCharArrayOffset start, UniCharCount length, Fixed penX, Fixed penY, float windowHeight);

void DrawQuadratics(ATSUTextLayout iLayout, ATSUStyle iStyle, UniCharArrayOffset start, UniCharCount length, Fixed penX, Fixed penY, float windowHeight);

void GetGlyphIDsAndPositions(ATSUTextLayout iLayout, UniCharArrayOffset iStart, UniCharCount iLength, MyGlyphRecord **oGlyphRecordArray, ItemCount *numGlyphs);

void DisposeATSUIStuff(void);

#endif  /* MY_ATSUI_H */