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Freetype font support; full UTF-8 support; dropped pixel fonts

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This commit is contained in:
Klaus Schmidinger
2007-06-10 13:02:43 +02:00
parent 32dd727d05
commit c6f8a14957
54 changed files with 1601 additions and 130662 deletions
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64
font.h
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@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: font.h 1.15 2007/03/11 09:50:42 kls Exp $
* $Id: font.h 1.16 2007/06/10 12:58:54 kls Exp $
*/
#ifndef __FONT_H
@@ -13,6 +13,10 @@
#include <stdint.h>
#include <stdlib.h>
#define MAXFONTNAME 64
#define MAXFONTSIZE 64
#define FONTDIR "/usr/share/fonts/truetype"
enum eDvbFont {
fontOsd,
fontFix,
@@ -20,49 +24,35 @@ enum eDvbFont {
#define eDvbFontSize (fontSml + 1)
};
enum eDvbCode {
code_iso8859_1,
code_iso8859_2,
code_iso8859_5,
code_iso8859_7,
code_iso8859_9,
code_iso8859_13,
code_iso8859_15,
#define eDvbCodeSize (code_iso8859_15 + 1)
};
class cBitmap;
typedef uint32_t tColor; // see also osd.h
typedef uint8_t tIndex;
class cFont {
public:
enum { NUMCHARS = 256 };
typedef uint32_t tPixelData;
struct tCharData {
tPixelData width, height;
tPixelData lines[1];
};
private:
static eDvbCode code;
static cFont *fonts[];
const tCharData *data[NUMCHARS];
int height;
public:
cFont(const void *Data);
virtual ~cFont() {}
void SetData(const void *Data);
virtual int Width(unsigned char c) const { return data[c]->width; }
///< Returns the width of the given character.
virtual int Width(const char *s) const;
///< Returns the width of the given string.
virtual int Height(unsigned char c) const { return data[c]->height; }
///< Returns the height of the given character.
virtual int Height(const char *s) const;
///< Returns the height of the given string.
virtual int Height(void) const { return height; }
///< Returns the height of this font (all characters have the same height).
const tCharData *CharData(unsigned char c) const { return data[c]; }
static bool SetCode(const char *Code);
static void SetCode(eDvbCode Code);
static void SetFont(eDvbFont Font, const void *Data = NULL);
virtual int Width(uint c) const = 0;
///< Returns the width of the given character in pixel.
virtual int Width(const char *s) const = 0;
///< Returns the width of the given string in pixel.
virtual int Height(void) const = 0;
///< Returns the height of this font in pixel (all characters have the same height).
int Height(const char *s) const { return Height(); }
///< Returns the height of this font in pixel (obsolete, just for backwards compatibilty).
virtual void DrawText(cBitmap *Bitmap, int x, int y, const char *s, tColor ColorFg, tColor ColorBg, int Width) const = 0;
///< Draws the given text into the Bitmap at position (x, y) with the given colors.
///< The text will not exceed the given Width (if > 0), and will end with a complete character.
static void SetFont(eDvbFont Font, const char *Name, int CharHeight);
///< Sets the given Font to use the font data from the file Name and make its characters
///< CharHeight pixels high.
static const cFont *GetFont(eDvbFont Font);
///< Gets the given Font, which was previously set by a call to SetFont().
///< If no SetFont() call has been made, the font as defined in the setup is returned.
///< The caller must not use the returned font outside the scope in which
///< it was retrieved by the call to GetFont(), because a call to SetFont()
///< may delete an existing font.
};
class cTextWrapper {