Panda3D
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dynamicTextGlyph.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file dynamicTextGlyph.h
10 * @author drose
11 * @date 2002-02-09
12 */
13
14#ifndef DYNAMICTEXTGLYPH_H
15#define DYNAMICTEXTGLYPH_H
16
17#include "pandabase.h"
18
19#ifdef HAVE_FREETYPE
20
21#include "textGlyph.h"
22
23class DynamicTextPage;
24class DynamicTextFont;
25
26/**
27 * A specialization on TextGlyph that is generated and stored by a
28 * DynamicTextFont. This keeps some additional information, such as where the
29 * glyph appears on a texture map.
30 */
31class EXPCL_PANDA_TEXT DynamicTextGlyph : public TextGlyph {
32public:
33 INLINE DynamicTextGlyph(int character, DynamicTextPage *page,
34 int x, int y, int x_size, int y_size,
35 int margin, PN_stdfloat advance);
36 INLINE DynamicTextGlyph(int character, PN_stdfloat advance);
37 DynamicTextGlyph(const DynamicTextGlyph &copy) = delete;
38
39 DynamicTextGlyph &operator = (const DynamicTextGlyph &copy) = delete;
40
41PUBLISHED:
42 virtual ~DynamicTextGlyph();
43
44 INLINE DynamicTextPage *get_page() const;
45 MAKE_PROPERTY(page, get_page);
46
47 INLINE bool intersects(int x, int y, int x_size, int y_size) const;
48
49 INLINE PN_stdfloat get_left() const;
50 INLINE PN_stdfloat get_bottom() const;
51 INLINE PN_stdfloat get_right() const;
52 INLINE PN_stdfloat get_top() const;
53
54 INLINE PN_stdfloat get_uv_left() const;
55 INLINE PN_stdfloat get_uv_bottom() const;
56 INLINE PN_stdfloat get_uv_right() const;
57 INLINE PN_stdfloat get_uv_top() const;
58
59public:
60 unsigned char *get_row(int y);
61 void erase(DynamicTextFont *font);
62 virtual bool is_whitespace() const;
63
64 DynamicTextPage *_page;
65
66 int _x, _y;
67 int _x_size, _y_size;
68 int _margin;
69
70 friend class DynamicTextFont;
71
72public:
73 static TypeHandle get_class_type() {
74 return _type_handle;
75 }
76 static void init_type() {
77 TextGlyph::init_type();
78 register_type(_type_handle, "DynamicTextGlyph",
79 TextGlyph::get_class_type());
80 }
81 virtual TypeHandle get_type() const {
82 return get_class_type();
83 }
84 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
85
86private:
87 static TypeHandle _type_handle;
88};
89
90#include "dynamicTextGlyph.I"
91
92#endif // HAVE_FREETYPE
93
94#endif
A representation of a single glyph (character) from a font.
Definition textGlyph.h:28
virtual bool is_whitespace() const
Returns true if this glyph represents invisible whitespace, or false if it corresponds to some visibl...
Definition textGlyph.cxx:37
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.