TypeMetric.h revision 3ed852eea50f9d4cd633efb8c2b054b8e33c2530 
1// This may look like C code, but it is really -*- C++ -*-
2//
3// Copyright Bob Friesenhahn, 2001, 2002
4//
5// TypeMetric Definition
6//
7// Container for font type metrics
8//
9
10#if !defined (Magick_TypeMetric_header)
11#define Magick_TypeMetric_header
12
13#include "Magick++/Include.h"
14
15namespace Magick
16{
17  class MagickDLLDecl TypeMetric
18  {
19    friend class Image;
20  public:
21
22    TypeMetric ( void );
23    ~TypeMetric ( void );
24
25    // Ascent, the distance in pixels from the text baseline to the
26    // highest/upper grid coordinate used to place an outline point.
27    double         ascent ( void ) const;
28
29    // Descent, the distance in pixels from the baseline to the lowest
30    // grid coordinate used to place an outline point. Always a
31    // negative value.
32    double         descent ( void ) const;
33
34    // Text width in pixels.
35    double         textWidth ( void ) const;
36
37    // Text height in pixels.
38    double         textHeight ( void ) const;
39
40    // Maximum horizontal advance in pixels.
41    double         maxHorizontalAdvance ( void ) const;
42
43    //
44    // Public methods below this point are for Magick++ use only.
45    //
46
47  private:
48    MagickCore::TypeMetric  _typeMetric;
49  };
50} // namespace Magick
51
52//
53// Inlines
54//
55
56
57#endif // Magick_TypeMetric_header
58