//Copyright 2017 Ryan Wick

//This file is part of Bandage

//Bandage is free software: you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.

//Bandage is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU General Public License for more details.

//You should have received a copy of the GNU General Public License
//along with Bandage.  If not, see <http://www.gnu.org/licenses/>.


#ifndef GLOBALS_H
#define GLOBALS_H

#include <vector>
#include <QString>
#include <QProcess>
#include <QSharedPointer>
#include <QColor>

class Settings;
class Memory;
class MyGraphicsView;
class BlastSearch;
class AssemblyGraph;

enum NodeColourScheme {UNIFORM_COLOURS, RANDOM_COLOURS, DEPTH_COLOUR,
                       BLAST_HITS_RAINBOW_COLOUR, BLAST_HITS_SOLID_COLOUR,
                       CONTIGUITY_COLOUR, CUSTOM_COLOURS};
enum GraphScope {WHOLE_GRAPH, AROUND_NODE, AROUND_BLAST_HITS, DEPTH_RANGE};
enum ContiguityStatus {STARTING, CONTIGUOUS_STRAND_SPECIFIC,
                       CONTIGUOUS_EITHER_STRAND, MAYBE_CONTIGUOUS,
                       NOT_CONTIGUOUS};
enum NodeDragging {ONE_PIECE, NEARBY_PIECES, ALL_PIECES, NO_DRAGGING};
enum ZoomSource {MOUSE_WHEEL, SPIN_BOX, KEYBOARD, GESTURE};
enum UiState {NO_GRAPH_LOADED, GRAPH_LOADED, GRAPH_DRAWN};
enum NodeLengthMode {AUTO_NODE_LENGTH, MANUAL_NODE_LENGTH};
enum GraphFileType {LAST_GRAPH, FASTG, GFA, TRINITY, ASQG, PLAIN_FASTA, ANY_FILE_TYPE,
                    UNKNOWN_FILE_TYPE};
enum SequenceType {NUCLEOTIDE, PROTEIN, EITHER_NUCLEOTIDE_OR_PROTEIN};
enum BlastUiState {BLAST_DB_NOT_YET_BUILT, BLAST_DB_BUILD_IN_PROGRESS,
                   BLAST_DB_BUILT_BUT_NO_QUERIES,
                   READY_FOR_BLAST_SEARCH, BLAST_SEARCH_IN_PROGRESS,
                   BLAST_SEARCH_COMPLETE};
enum CommandLineCommand {NO_COMMAND, BANDAGE_LOAD, BANDAGE_INFO, BANDAGE_IMAGE,
                         BANDAGE_DISTANCE, BANDAGE_QUERY_PATHS, BANDAGE_REDUCE};
enum EdgeOverlapType {UNKNOWN_OVERLAP, EXACT_OVERLAP,
                      AUTO_DETERMINED_EXACT_OVERLAP};
enum NodeNameStatus {NODE_NAME_OKAY, NODE_NAME_TAKEN, NODE_NAME_CONTAINS_TAB,
                     NODE_NAME_CONTAINS_NEWLINE, NODE_NAME_CONTAINS_COMMA,
                     NODE_NAME_CONTAINS_SPACE};
enum SequencesLoadedFromFasta {NOT_READY, NOT_TRIED, TRIED};


//Some of the program's common components are made global so they don't have
//to be passed around as parameters.
extern QSharedPointer<Settings> g_settings;
extern QSharedPointer<Memory> g_memory;
extern MyGraphicsView * g_graphicsView;
extern double g_absoluteZoom;
extern QSharedPointer<BlastSearch> g_blastSearch;
extern QSharedPointer<AssemblyGraph> g_assemblyGraph;


//Functions for formatting numbers are used in many places, and are made global.
QString formatIntForDisplay(int num);
QString formatIntForDisplay(long long num);
QString formatDoubleForDisplay(double num, int decimalPlacesToDisplay);
QString formatDepthForDisplay(double depth);

std::vector<QColor> getPresetColours();
QString getColourName(QColor colour);


#endif // GLOBALS_H