添加example

example/.gitignore

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+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release

example/.metadata

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+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: 25134a16d128ed22dc0ad8d41d2b931fcad3b014
+  channel: master
+
+project_type: app

example/README.md

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+# text_composition_example
+
+Demonstrates how to use the text_composition plugin.
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Lab: Write your first Flutter app](https://flutter.dev/docs/get-started/codelab)
+- [Cookbook: Useful Flutter samples](https://flutter.dev/docs/cookbook)
+
+For help getting started with Flutter, view our
+[online documentation](https://flutter.dev/docs), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.

example/lib/main.dart

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+import 'package:flutter/material.dart';
+import 'package:text_composition/text_composition.dart';
+
+import 'first_chapter.dart';
+
+main(List<String> args) {
+  runApp(MaterialApp(home: Home()));
+}
+
+class Home extends StatelessWidget {
+  const Home({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: TextButton(
+        child: Text("开"),
+        onPressed: () => Navigator.of(context).push(
+          MaterialPageRoute(builder: (BuildContext context) => Page()),
+        ),
+      ),
+    );
+  }
+}
+
+class Page extends StatelessWidget {
+  const Page({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final start = DateTime.now();
+    final tc = TextComposition(
+      paragraphs: first_chapter,
+      boxHeight: 500,
+      boxWidth: 320,
+    );
+    final end = DateTime.now();
+    final style = TextStyle(color: Colors.white);
+    return Scaffold(
+      body: Container(
+        color: Colors.deepPurple,
+        width: 320 + 30,
+        child: Column(
+          children: [
+            Text("开始时间 $start", style: style),
+            Text("结束时间 $end", style: style),
+            Expanded(
+              child: ListView.separated(
+                separatorBuilder: (context, index) => Container(
+                  height: 20,
+                  color: Colors.teal,
+                  child: Text("页数 ${index + 1} / ${tc.pageCount}", style: style),
+                ),
+                itemCount: tc.pageCount,
+                itemBuilder: (BuildContext context, int index) {
+                  return SizedBox(
+                    height: 500,
+                    child: Row(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Column(
+                            children: List.generate(
+                          500 ~/ 20,
+                          (index) => Container(
+                            height: 20,
+                            width: 30,
+                            color: Colors.primaries[index % Colors.primaries.length],
+                            child: Text(
+                              ((index + 1) * 20).toString(),
+                              textAlign: TextAlign.end,
+                              style: TextStyle(color: Colors.white),
+                            ),
+                          ),
+                        )),
+                        Expanded(child: RichText(text: tc.getPageView(tc.pages[index]))),
+                      ],
+                    ),
+                  );
+                },
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

example/pubspec.lock

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+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  async:
+    dependency: transitive
+    description:
+      name: async
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.5.0-nullsafety.3"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.0-nullsafety.3"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.1.0-nullsafety.5"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.2.0-nullsafety.3"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.1.0-nullsafety.3"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.15.0-nullsafety.5"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.2.0-nullsafety.3"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.12.10-nullsafety.3"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.3.0-nullsafety.6"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.8.0-nullsafety.3"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.99"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.8.0-nullsafety.4"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.10.0-nullsafety.6"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.0-nullsafety.3"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.1.0-nullsafety.3"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.2.0-nullsafety.3"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.2.19-nullsafety.6"
+  text_composition:
+    dependency: "direct main"
+    description:
+      path: ".."
+      relative: true
+    source: path
+    version: "0.0.1"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.3.0-nullsafety.5"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.0-nullsafety.5"
+sdks:
+  dart: ">=2.12.0-0.0 <3.0.0"
+  flutter: ">=1.17.0"

example/pubspec.yaml

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+name: text_composition_example
+description: Demonstrates how to use the text_composition plugin.
+
+# The following line prevents the package from being accidentally published to
+# pub.dev using `pub publish`. This is preferred for private packages.
+publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+
+environment:
+  sdk: ">=2.12.0-0 <3.0.0"
+
+dependencies:
+  flutter:
+    sdk: flutter
+
+  text_composition:
+    # When depending on this package from a real application you should use:
+    #   text_composition2: ^x.y.z
+    # See https://dart.dev/tools/pub/dependencies#version-constraints
+    # The example app is bundled with the plugin so we use a path dependency on
+    # the parent directory to use the current plugin's version.
+    path: ../
+
+dev_dependencies:
+  flutter_test:
+    sdk: flutter

example/windows/.gitignore

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+flutter/ephemeral/
+
+# Visual Studio user-specific files.
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# Visual Studio build-related files.
+x64/
+x86/
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/