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109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
// Filename: imageFile.h
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// Created by: drose (28Nov00)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://www.panda3d.org/license.txt .
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//
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// To contact the maintainers of this program write to
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// panda3d@yahoogroups.com .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef IMAGEFILE_H
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#define IMAGEFILE_H
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#include "pandatoolbase.h"
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#include "textureProperties.h"
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#include "filename.h"
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#include "typedWritable.h"
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class PNMImage;
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class EggTexture;
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class PaletteGroup;
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////////////////////////////////////////////////////////////////////
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// Class : ImageFile
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// Description : This is the base class of both TextureImage and
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// PaletteImage. It encapsulates all the information
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// specific to an image file that can be assigned as a
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// texture image to egg geometry.
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////////////////////////////////////////////////////////////////////
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class ImageFile : public TypedWritable {
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public:
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ImageFile();
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void make_shadow_image(const string &basename);
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bool is_size_known() const;
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int get_x_size() const;
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int get_y_size() const;
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bool has_num_channels() const;
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int get_num_channels() const;
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const TextureProperties &get_properties() const;
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void clear_basic_properties();
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void update_properties(const TextureProperties &properties);
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void set_filename(PaletteGroup *group, const string &basename);
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void set_filename(const string &dirname, const string &basename);
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const Filename &get_filename() const;
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const Filename &get_alpha_filename() const;
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int get_alpha_file_channel() const;
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bool exists() const;
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bool read(PNMImage &image) const;
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bool write(const PNMImage &image) const;
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void unlink();
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void update_egg_tex(EggTexture *egg_tex) const;
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void output_filename(ostream &out) const;
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protected:
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TextureProperties _properties;
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Filename _filename;
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Filename _alpha_filename;
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int _alpha_file_channel;
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bool _size_known;
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int _x_size, _y_size;
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// The TypedWritable interface follows.
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public:
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virtual void write_datagram(BamWriter *writer, Datagram &datagram);
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virtual int complete_pointers(TypedWritable **p_list,
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BamReader *manager);
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protected:
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void fillin(DatagramIterator &scan, BamReader *manager);
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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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TypedWritable::init_type();
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register_type(_type_handle, "ImageFile",
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TypedWritable::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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private:
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static TypeHandle _type_handle;
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};
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#endif
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