88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file dynamicTextPage.h
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* @author drose
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* @date 2002-02-09
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*/
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#ifndef DYNAMICTEXTPAGE_H
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#define DYNAMICTEXTPAGE_H
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#include "pandabase.h"
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#ifdef HAVE_FREETYPE
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#include "texture.h"
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#include "dynamicTextGlyph.h"
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#include "pointerTo.h"
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#include "pvector.h"
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class DynamicTextFont;
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/**
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* A single "page" of a DynamicTextFont. This is a single texture that holds
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* a number of glyphs for rendering. The font starts out with one page, and
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* will add more as it needs them.
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*/
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class EXPCL_PANDA_TEXT DynamicTextPage : public Texture {
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public:
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DynamicTextPage(DynamicTextFont *font, int page_number);
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DynamicTextGlyph *slot_glyph(int character, int x_size, int y_size,
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int margin, PN_stdfloat advance);
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PUBLISHED:
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INLINE const LVecBase2i &get_size() const;
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INLINE int get_x_size() const;
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INLINE int get_y_size() const;
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INLINE bool is_empty() const;
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public:
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void fill_region(int x, int y, int x_size, int y_size, const LColor &color);
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private:
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int garbage_collect(DynamicTextFont *font);
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bool find_hole(int &x, int &y, int x_size, int y_size) const;
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DynamicTextGlyph *find_overlap(int x, int y, int x_size, int y_size) const;
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typedef pvector< PT(DynamicTextGlyph) > Glyphs;
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Glyphs _glyphs;
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LVecBase2i _size;
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DynamicTextFont *_font;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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Texture::init_type();
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register_type(_type_handle, "DynamicTextPage",
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Texture::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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friend class DynamicTextFont;
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};
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#include "dynamicTextPage.I"
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#endif // HAVE_FREETYPE
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#endif
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