godot/tools/editor/io_plugins/editor_texture_import_plugin.h

/*************************************************************************/
/*  editor_texture_import_plugin.h                                       */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
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#ifndef EDITOR_TEXTURE_IMPORT_PLUGIN_H
#define EDITOR_TEXTURE_IMPORT_PLUGIN_H

#include "tools/editor/editor_import_export.h"
#include "scene/gui/dialogs.h"
#include "scene/gui/tree.h"
#include "scene/gui/label.h"
#include "scene/gui/option_button.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/file_dialog.h"
#include "scene/gui/progress_bar.h"
#include "scene/gui/slider.h"
#include "scene/gui/spin_box.h"
#include "tools/editor/editor_file_system.h"
#include "tools/editor/editor_dir_dialog.h"



class EditorNode;
class EditorTextureImportDialog;

class EditorTextureImportPlugin : public EditorImportPlugin {

	OBJ_TYPE(EditorTextureImportPlugin,EditorImportPlugin);
public:


	enum Mode {
		MODE_TEXTURE_2D,
		MODE_TEXTURE_3D,
		MODE_ATLAS
	};



private:
	Mode mode;
	EditorNode *editor;
	EditorTextureImportDialog *dialog;
	static EditorTextureImportPlugin *singleton[3];
	//used by other importers such as mesh


	void compress_image(EditorExportPlatform::ImageCompression p_mode,Image& image,bool p_smaller);
public:


	static EditorTextureImportPlugin *get_singleton(Mode p_mode) { return singleton[p_mode]; }

	enum ImageFormat {

		IMAGE_FORMAT_UNCOMPRESSED,
		IMAGE_FORMAT_COMPRESS_DISK_LOSSLESS,
		IMAGE_FORMAT_COMPRESS_DISK_LOSSY,
		IMAGE_FORMAT_COMPRESS_RAM,
	};

	enum ImageFlags {

		IMAGE_FLAG_STREAM_FORMAT=1,
		IMAGE_FLAG_FIX_BORDER_ALPHA=2,
		IMAGE_FLAG_ALPHA_BIT=4, //hint for compressions that use a bit for alpha
		IMAGE_FLAG_COMPRESS_EXTRA=8, // used for pvrtc2
		IMAGE_FLAG_NO_MIPMAPS=16, //normal for 2D games
		IMAGE_FLAG_REPEAT=32, //usually disabled in 2D
		IMAGE_FLAG_FILTER=64, //almost always enabled
		IMAGE_FLAG_PREMULT_ALPHA=128//almost always enabled
	};

	virtual String get_name() const;
	virtual String get_visible_name() const;
	virtual void import_dialog(const String& p_from="");
	virtual Error import(const String& p_path, const Ref<ResourceImportMetadata>& p_from);
	virtual Error import2(const String& p_path, const Ref<ResourceImportMetadata>& p_from,EditorExportPlatform::ImageCompression p_compr, bool p_external=false);
	virtual Vector<uint8_t> custom_export(const String& p_path,const Ref<EditorExportPlatform> &p_platform);


	EditorTextureImportPlugin(EditorNode* p_editor=NULL,Mode p_mode=MODE_TEXTURE_2D);
};


class EditorTextureExportPlugin : public EditorExportPlugin {

	OBJ_TYPE( EditorTextureExportPlugin, EditorExportPlugin);


public:

	virtual Vector<uint8_t> custom_export(String& p_path,const Ref<EditorExportPlatform> &p_platform);
	EditorTextureExportPlugin();
};
class EditorImportTextureOptions : public VBoxContainer {

	OBJ_TYPE( EditorImportTextureOptions, VBoxContainer );


	OptionButton *format;
	VBoxContainer *quality_vb;
	HSlider *quality;
	Tree *flags;
	Vector<TreeItem*> items;
	Label *notice_for_2d;

	bool updating;

	void _changedp(int p_value);
	void _changed();


protected:
	static void _bind_methods();
	void _notification(int p_what);

public:



	void set_format(EditorTextureImportPlugin::ImageFormat p_format);
	EditorTextureImportPlugin::ImageFormat get_format() const;

	void set_flags(uint32_t p_flags);
	uint32_t get_flags() const;

	void set_quality(float p_quality);
	float get_quality() const;

	void show_2d_notice();

	EditorImportTextureOptions();


};
#endif // EDITOR_TEXTURE_IMPORT_PLUGIN_H