8ec5fd245a
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2854 a95241bf-73f2-0310-859d-f6bbb57e9c96
356 lines
9.7 KiB
C++
356 lines
9.7 KiB
C++
#ifndef _FONT_H_
|
|
#define _FONT_H_
|
|
|
|
#include <BeBuild.h>
|
|
#include <SupportDefs.h>
|
|
#include <InterfaceDefs.h>
|
|
|
|
/*----------------------------------------------------------------*/
|
|
/*----- BFont defines and structures -----------------------------*/
|
|
|
|
#define B_FONT_FAMILY_LENGTH 63
|
|
typedef char font_family[B_FONT_FAMILY_LENGTH + 1];
|
|
#define B_FONT_STYLE_LENGTH 63
|
|
typedef char font_style[B_FONT_STYLE_LENGTH + 1];
|
|
|
|
enum {
|
|
B_CHAR_SPACING = 0,
|
|
B_STRING_SPACING = 1,
|
|
B_BITMAP_SPACING = 2,
|
|
B_FIXED_SPACING = 3
|
|
};
|
|
|
|
enum font_direction {
|
|
B_FONT_LEFT_TO_RIGHT = 0,
|
|
B_FONT_RIGHT_TO_LEFT = 1
|
|
};
|
|
|
|
enum {
|
|
B_DISABLE_ANTIALIASING = 0x00000001,
|
|
B_FORCE_ANTIALIASING = 0x00000002
|
|
};
|
|
|
|
enum {
|
|
B_TRUNCATE_END = 0,
|
|
B_TRUNCATE_BEGINNING = 1,
|
|
B_TRUNCATE_MIDDLE = 2,
|
|
B_TRUNCATE_SMART = 3
|
|
};
|
|
|
|
enum {
|
|
B_UNICODE_UTF8 = 0,
|
|
B_ISO_8859_1 = 1,
|
|
B_ISO_8859_2 = 2,
|
|
B_ISO_8859_3 = 3,
|
|
B_ISO_8859_4 = 4,
|
|
B_ISO_8859_5 = 5,
|
|
B_ISO_8859_6 = 6,
|
|
B_ISO_8859_7 = 7,
|
|
B_ISO_8859_8 = 8,
|
|
B_ISO_8859_9 = 9,
|
|
B_ISO_8859_10 = 10,
|
|
B_MACINTOSH_ROMAN = 11
|
|
};
|
|
|
|
enum {
|
|
B_SCREEN_FONT_CACHE = 0x0001,
|
|
B_PRINTING_FONT_CACHE = 0x0002,
|
|
B_DEFAULT_CACHE_SETTING = 0x0004,
|
|
B_APP_CACHE_SETTING = 0x0008
|
|
};
|
|
|
|
enum {
|
|
B_HAS_TUNED_FONT = 0x0001,
|
|
B_IS_FIXED = 0x0002
|
|
};
|
|
|
|
enum {
|
|
B_ITALIC_FACE = 0x0001,
|
|
B_UNDERSCORE_FACE = 0x0002,
|
|
B_NEGATIVE_FACE = 0x0004,
|
|
B_OUTLINED_FACE = 0x0008,
|
|
B_STRIKEOUT_FACE = 0x0010,
|
|
B_BOLD_FACE = 0x0020,
|
|
B_REGULAR_FACE = 0x0040
|
|
};
|
|
|
|
enum font_metric_mode {
|
|
B_SCREEN_METRIC = 0,
|
|
B_PRINTING_METRIC = 1
|
|
};
|
|
|
|
enum font_file_format {
|
|
B_TRUETYPE_WINDOWS = 0,
|
|
B_POSTSCRIPT_TYPE1_WINDOWS = 1
|
|
};
|
|
|
|
class unicode_block {
|
|
public:
|
|
inline unicode_block();
|
|
inline unicode_block(uint64 block2, uint64 block1);
|
|
|
|
inline bool Includes(const unicode_block &block) const;
|
|
inline unicode_block operator&(const unicode_block &block) const;
|
|
inline unicode_block operator|(const unicode_block &block) const;
|
|
inline unicode_block &operator=(const unicode_block &block);
|
|
inline bool operator==(const unicode_block &block) const;
|
|
inline bool operator!=(const unicode_block &block) const;
|
|
|
|
private:
|
|
uint64 fData[2];
|
|
};
|
|
|
|
struct edge_info {
|
|
float left;
|
|
float right;
|
|
};
|
|
|
|
struct font_height {
|
|
float ascent;
|
|
float descent;
|
|
float leading;
|
|
};
|
|
|
|
struct escapement_delta {
|
|
float nonspace;
|
|
float space;
|
|
};
|
|
|
|
struct font_cache_info {
|
|
int32 sheared_font_penalty;
|
|
int32 rotated_font_penalty;
|
|
float oversize_threshold;
|
|
int32 oversize_penalty;
|
|
int32 cache_size;
|
|
float spacing_size_threshold;
|
|
};
|
|
|
|
struct tuned_font_info {
|
|
float size;
|
|
float shear;
|
|
float rotation;
|
|
uint32 flags;
|
|
uint16 face;
|
|
};
|
|
|
|
class BShape;
|
|
class BString;
|
|
class BFontPrivate;
|
|
|
|
class BFont {
|
|
public:
|
|
BFont(void);
|
|
BFont(const BFont &font);
|
|
BFont(const BFont *font);
|
|
|
|
status_t SetFamilyAndStyle(const font_family family,
|
|
const font_style style);
|
|
void SetFamilyAndStyle(uint32 code);
|
|
status_t SetFamilyAndFace(const font_family family, uint16 face);
|
|
|
|
void SetSize(float size);
|
|
void SetShear(float shear);
|
|
void SetRotation(float rotation);
|
|
void SetSpacing(uint8 spacing);
|
|
void SetEncoding(uint8 encoding);
|
|
void SetFace(uint16 face);
|
|
void SetFlags(uint32 flags);
|
|
|
|
void GetFamilyAndStyle(font_family *family,
|
|
font_style *style) const;
|
|
uint32 FamilyAndStyle(void) const;
|
|
float Size(void) const;
|
|
float Shear(void) const;
|
|
float Rotation(void) const;
|
|
uint8 Spacing(void) const;
|
|
uint8 Encoding(void) const;
|
|
uint16 Face(void) const;
|
|
uint32 Flags(void) const;
|
|
|
|
font_direction Direction(void) const;
|
|
bool IsFixed(void) const;
|
|
bool IsFullAndHalfFixed(void) const;
|
|
BRect BoundingBox(void) const;
|
|
unicode_block Blocks(void) const;
|
|
font_file_format FileFormat(void) const;
|
|
|
|
int32 CountTuned(void) const;
|
|
void GetTunedInfo(int32 index, tuned_font_info *info) const;
|
|
|
|
void TruncateString(BString* in_out,
|
|
uint32 mode,
|
|
float width) const;
|
|
void GetTruncatedStrings(const char *stringArray[],
|
|
int32 numStrings,
|
|
uint32 mode,
|
|
float width,
|
|
BString resultArray[]) const;
|
|
void GetTruncatedStrings(const char *stringArray[],
|
|
int32 numStrings,
|
|
uint32 mode,
|
|
float width,
|
|
char *resultArray[]) const;
|
|
|
|
float StringWidth(const char *string) const;
|
|
float StringWidth(const char *string, int32 length) const;
|
|
void GetStringWidths(const char *stringArray[],
|
|
const int32 lengthArray[],
|
|
int32 numStrings,
|
|
float widthArray[]) const;
|
|
|
|
void GetEscapements(const char charArray[],
|
|
int32 numChars,
|
|
float escapementArray[]) const;
|
|
void GetEscapements(const char charArray[],
|
|
int32 numChars,
|
|
escapement_delta *delta,
|
|
float escapementArray[]) const;
|
|
void GetEscapements(const char charArray[],
|
|
int32 numChars,
|
|
escapement_delta *delta,
|
|
BPoint escapementArray[]) const;
|
|
void GetEscapements(const char charArray[],
|
|
int32 numChars,
|
|
escapement_delta *delta,
|
|
BPoint escapementArray[],
|
|
BPoint offsetArray[]) const;
|
|
|
|
void GetEdges(const char charArray[],
|
|
int32 numBytes,
|
|
edge_info edgeArray[]) const;
|
|
void GetHeight(font_height *height) const;
|
|
|
|
void GetBoundingBoxesAsGlyphs(const char charArray[],
|
|
int32 numChars,
|
|
font_metric_mode mode,
|
|
BRect boundingBoxArray[]) const;
|
|
void GetBoundingBoxesAsString(const char charArray[],
|
|
int32 numChars,
|
|
font_metric_mode mode,
|
|
escapement_delta *delta,
|
|
BRect boundingBoxArray[]) const;
|
|
void GetBoundingBoxesForStrings(const char *stringArray[],
|
|
int32 numStrings,
|
|
font_metric_mode mode,
|
|
escapement_delta deltas[],
|
|
BRect boundingBoxArray[]) const;
|
|
|
|
void GetGlyphShapes(const char charArray[],
|
|
int32 numChars,
|
|
BShape *glyphShapeArray[]) const;
|
|
|
|
void GetHasGlyphs(const char charArray[],
|
|
int32 numChars,
|
|
bool hasArray[]) const;
|
|
|
|
BFont& operator=(const BFont &font);
|
|
bool operator==(const BFont &font) const;
|
|
bool operator!=(const BFont &font) const;
|
|
|
|
void PrintToStream(void) const;
|
|
|
|
private:
|
|
uint16 fFamilyID;
|
|
uint16 fStyleID;
|
|
float fSize;
|
|
float fShear;
|
|
float fRotation;
|
|
uint8 fSpacing;
|
|
uint8 fEncoding;
|
|
uint16 fFace;
|
|
uint32 fFlags;
|
|
font_height fHeight;
|
|
uint32 _reserved[3];
|
|
|
|
void SetPacket(void *packet) const;
|
|
void GetTruncatedStrings64(const char *stringArray[],
|
|
int32 numStrings,
|
|
uint32 mode,
|
|
float width,
|
|
char *resultArray[]) const;
|
|
void GetTruncatedStrings64(const char *stringArray[],
|
|
int32 numStrings,
|
|
uint32 mode,
|
|
float width,
|
|
BString resultArray[]) const;
|
|
void _GetEscapements_(const char charArray[],
|
|
int32 numChars,
|
|
escapement_delta *delta,
|
|
uint8 mode,
|
|
float *escapements,
|
|
float *offsets = NULL) const;
|
|
void _GetBoundingBoxes_(const char charArray[],
|
|
int32 numChars,
|
|
font_metric_mode mode,
|
|
bool string_escapement,
|
|
escapement_delta *delta,
|
|
BRect boundingBoxArray[]) const;
|
|
};
|
|
|
|
/*----------------------------------------------------------------*/
|
|
/*----- BFont related declarations -------------------------------*/
|
|
|
|
extern const BFont *be_plain_font;
|
|
extern const BFont *be_bold_font;
|
|
extern const BFont *be_fixed_font;
|
|
|
|
int32 count_font_families(void);
|
|
status_t get_font_family(int32 index, font_family *name, uint32 *flags=NULL);
|
|
|
|
int32 count_font_styles(font_family name);
|
|
status_t get_font_style(font_family family, int32 index, font_style *name,
|
|
uint32 *flags=NULL);
|
|
status_t get_font_style(font_family family, int32 index, font_style *name,
|
|
uint16 *face, uint32 *flags=NULL);
|
|
bool update_font_families(bool check_only);
|
|
|
|
status_t get_font_cache_info(uint32 id, void *set);
|
|
status_t set_font_cache_info(uint32 id, void *set);
|
|
|
|
/*----------------------------------------------------------------*/
|
|
/*----- unicode_block inlines ------------------------------------*/
|
|
|
|
unicode_block::unicode_block() { fData[0] = fData[1] = 0LL; }
|
|
|
|
unicode_block::unicode_block(uint64 block2, uint64 block1) {
|
|
fData[0] = block1;
|
|
fData[1] = block2;
|
|
}
|
|
|
|
bool unicode_block::Includes(const unicode_block &block) const {
|
|
return (((fData[0] & block.fData[0]) == block.fData[0]) &&
|
|
((fData[1] & block.fData[1]) == block.fData[1]));
|
|
}
|
|
|
|
unicode_block unicode_block::operator&(const unicode_block &block) const {
|
|
unicode_block res;
|
|
|
|
res.fData[0] = fData[0] & block.fData[0];
|
|
res.fData[1] = fData[1] & block.fData[1];
|
|
return res;
|
|
}
|
|
|
|
unicode_block unicode_block::operator|(const unicode_block &block) const {
|
|
unicode_block res;
|
|
|
|
res.fData[0] = fData[0] | block.fData[0];
|
|
res.fData[1] = fData[1] | block.fData[1];
|
|
return res;
|
|
}
|
|
|
|
unicode_block &unicode_block::operator=(const unicode_block &block) {
|
|
fData[0] = block.fData[0];
|
|
fData[1] = block.fData[1];
|
|
return *this;
|
|
}
|
|
|
|
bool unicode_block::operator==(const unicode_block &block) const {
|
|
return ((fData[0] == block.fData[0]) && (fData[1] == block.fData[1]));
|
|
}
|
|
|
|
bool unicode_block::operator!=(const unicode_block &block) const {
|
|
return ((fData[0] != block.fData[0]) || (fData[1] != block.fData[1]));
|
|
}
|
|
|
|
#endif
|