hollow-durian-8275

readme.md

hollow-durian-8275

Created with <3 with dartpad.dev.

main.dart

import 'dart:ui' as ui;

void main() {
  // Create a paragraph
  var paragraphStyle = ui.ParagraphStyle(
    fontFamily: 'Roboto',
    textDirection: ui.TextDirection.ltr,
    maxLines: 10,
  );
  var paragraphBuilder = ui.ParagraphBuilder(paragraphStyle);
  paragraphBuilder.addText('Hello, World!');
  var paragraph = paragraphBuilder.build();
  
  // Lay out a paragraph
  paragraph.layout(const ui.ParagraphConstraints(
    width: 30,
  ));
  print('height: ${paragraph.height}');  // 64
  print('width: ${paragraph.width}');  // 30
  print('longestLine: ${paragraph.longestLine}');  // 28.328125
  print('maxIntrinsicWidth: ${paragraph.maxIntrinsicWidth}');  // 78.216796875
  print('minIntrinsicWidth: ${paragraph.minIntrinsicWidth}');  // 36.2236328125

  // Render a paragraph
  var recorder = ui.PictureRecorder();
  var canvas = ui.Canvas(recorder);
  canvas.drawColor(const ui.Color(0xFFFFFFFF), ui.BlendMode.dstOver);
  canvas.drawParagraph(paragraph, const ui.Offset(10, 10));
  var picture = recorder.endRecording();

  // Present to screen
  var dispatcher = ui.PlatformDispatcher.instance;
  dispatcher.onDrawFrame = () {
    var sb = ui.SceneBuilder();
    sb.pushOffset(0, 0);
    sb.addPicture(ui.Offset.zero, picture);
    sb.pop();
    var scene = sb.build();
    dispatcher.implicitView!.render(scene);
  };
  dispatcher.scheduleFrame();
}