Platypus - HomeProvider

home.dart

import 'package:flutter/material.dart';
import 'package:flutter/foundation.dart';

import 'package:flutter_highlight/theme_map.dart';
import 'package:screenshot/screenshot.dart';

import 'package:platypus/utils/utils.dart';

///
/// Manages states for HomeScreen
///
class HomeProvider with ChangeNotifier {
  // it is set to true when share is clicked to generate best code screenshot
  bool _screenshotMode = false;

  // keeps track of source code typed by user
  TextEditingController _codeTextEditingController = TextEditingController();

  // helps with screenshot creation
  ScreenshotController _codeScreenshotController = ScreenshotController();

  // syntax highlighting theme of code text-form-field
  String _codeHighlightTheme = themeMap.keys.first;

  // programming language of code text-form-field for accurate syntax highlighting
  String _codeProgrammingLanguage = programmingLanguages.keys.first;

  // background-color of the container behind the code text-form-field
  Color _codeBackgroundColor = Colors.white;

  /*
   * code text-form-field can't be edited if it is true
   * code screenshot can't be shared if it is true
   */
  bool _isPreview = false;

  // style for 3 circle buttons (red, yellow, green)
  String _windowThreeCirclesStyle = WindowThreeCirclesStyle.Filled.toString();

  /*
   * position of (red, yellow, green) circle buttons in row
   *    Left for MainAxisAlignment.start
   *    Right for MainAxisAlignment.end
   *    Center for MainAxisAlignment.center
   */
  String _windowThreeCirclesPosition = 'Left';

  // vertical padding between code text-form-field and container behind it
  double _verticalPaddingBetweenCodeAndBackground = 20;

  // horizontal padding between code text-form-field and container behind it
  double _horizontalPaddingBetweenCodeAndBackground = 20;

  // font-size of the code text-form-field
  double _codeFontSize = 16;

  // line-height of the code text-form-field
  double _codeLineHeight = 0;

  // shadow of the container behind the code text-form-field
  bool _showShadow = false;
}