| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // This file is run as part of a reduced test set in CI on Mac and Windows |
| // machines because it contains golden tests; see: |
| // https://github.com/flutter/flutter/wiki/Writing-a-golden-file-test-for-package:flutter#reduced-test-set-tag |
| @Tags(<String>['reduced-test-set']) |
| library; |
| |
| import 'dart:async'; |
| import 'dart:ui' as ui; |
| |
| import 'package:flutter/foundation.dart'; |
| import 'package:flutter/material.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart'; |
| |
| void main() { |
| testWidgets('ImageDecoration.lerp', |
| // TODO(polina-c): make sure images are disposed, https://github.com/flutter/flutter/issues/141388 [leaks-to-clean] |
| experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(), |
| (WidgetTester tester) async { |
| final MemoryImage green = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x03, 0x00, 0x00, 0x00, 0x25, 0xdb, 0x56, |
| 0xca, 0x00, 0x00, 0x00, 0x03, 0x50, 0x4c, 0x54, 0x45, 0x00, 0xff, 0x00, 0x34, 0x5e, 0xc0, 0xa8, |
| 0x00, 0x00, 0x00, 0x0a, 0x49, 0x44, 0x41, 0x54, 0x08, 0xd7, 0x63, 0x60, 0x00, 0x00, 0x00, 0x02, |
| 0x00, 0x01, 0xe2, 0x21, 0xbc, 0x33, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, |
| 0x60, 0x82, |
| ])); |
| final MemoryImage red = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x03, 0x00, 0x00, 0x00, 0x25, 0xdb, 0x56, |
| 0xca, 0x00, 0x00, 0x00, 0x03, 0x50, 0x4c, 0x54, 0x45, 0xff, 0x00, 0x00, 0x19, 0xe2, 0x09, 0x37, |
| 0x00, 0x00, 0x00, 0x0a, 0x49, 0x44, 0x41, 0x54, 0x08, 0xd7, 0x63, 0x60, 0x00, 0x00, 0x00, 0x02, |
| 0x00, 0x01, 0xe2, 0x21, 0xbc, 0x33, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, |
| 0x60, 0x82, |
| ])); |
| |
| await tester.runAsync(() async { |
| await load(green); |
| await load(red); |
| }); |
| |
| await tester.pumpWidget( |
| ColoredBox( |
| color: Colors.white, |
| child: Align( |
| alignment: Alignment.topLeft, |
| child: RepaintBoundary( |
| child: Wrap( |
| textDirection: TextDirection.ltr, |
| children: <Widget>[ |
| TestImage( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat) |
| ), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.1, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.2, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.8, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 0.9, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| 1.0, |
| )), |
| TestImage( |
| DecorationImage(image: red, repeat: ImageRepeat.repeat), |
| ), |
| for (double t = 0.0; t < 1.0; t += 0.125) |
| TestImage(DecorationImage.lerp( |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| t, |
| ), |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| t, |
| ), |
| t, |
| )), |
| for (double t = 0.0; t < 1.0; t += 0.125) |
| TestImage(DecorationImage.lerp( |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| 1.0 - t, |
| ), |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| t, |
| ), |
| t, |
| )), |
| for (double t = 0.0; t < 1.0; t += 0.125) |
| TestImage(DecorationImage.lerp( |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| t, |
| ), |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| 1.0 - t, |
| ), |
| t, |
| )), |
| for (double t = 0.0; t < 1.0; t += 0.125) |
| TestImage(DecorationImage.lerp( |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| 1.0 - t, |
| ), |
| DecorationImage.lerp( |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| DecorationImage(image: green, repeat: ImageRepeat.repeat), |
| 1.0 - t, |
| ), |
| t, |
| )), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| await expectLater( |
| find.byType(Wrap), |
| matchesGoldenFile('decoration_image.lerp.0.png'), |
| ); |
| |
| if (!kIsWeb) { // TODO(ianh): https://github.com/flutter/flutter/issues/130610 |
| final ui.Image image = (await tester.binding.runAsync<ui.Image>(() => captureImage(find.byType(Wrap).evaluate().single)))!; |
| addTearDown(() => image.dispose()); |
| final Uint8List bytes = (await tester.binding.runAsync<ByteData?>(() => image.toByteData(format: ui.ImageByteFormat.rawStraightRgba)))!.buffer.asUint8List(); |
| expect(image.width, 792); |
| expect(image.height, 48); |
| expect(bytes, hasLength(image.width * image.height * 4)); |
| Color getPixel(int x, int y) { |
| final int offset = (x + y * image.width) * 4; |
| return Color.fromARGB(0xFF, bytes[offset], bytes[offset + 1], bytes[offset + 2]); |
| } |
| Color getBlockPixel(int index) { |
| int x = 12 + index * 24; |
| final int y = 12 + (x ~/ image.width) * 24; |
| x %= image.width; |
| return getPixel(x, y); |
| } |
| const Color lime = Color(0xFF00FF00); |
| expect(getBlockPixel(0), lime); // pure green |
| expect(getBlockPixel(1), lime); // 100% green 0% red |
| expect(getBlockPixel(2), const Color(0xFF19E600)); |
| expect(getBlockPixel(3), const Color(0xFF33CC00)); |
| expect(getBlockPixel(4), const Color(0xFF808000)); // 50-50 mix green/red |
| expect(getBlockPixel(5), const Color(0xFFCD3200)); |
| expect(getBlockPixel(6), const Color(0xFFE61900)); |
| expect(getBlockPixel(7), const Color(0xFFFF0000)); // 0% green 100% red |
| expect(getBlockPixel(8), const Color(0xFFFF0000)); // pure red |
| for (int index = 9; index < 40; index += 1) { |
| expect(getBlockPixel(index), lime); |
| } |
| } |
| }, skip: kIsWeb); // TODO(ianh): https://github.com/flutter/flutter/issues/130612, https://github.com/flutter/flutter/issues/130609 |
| |
| testWidgets('ImageDecoration.lerp', |
| // TODO(polina-c): make sure images are disposed, https://github.com/flutter/flutter/issues/141388 [leaks-to-clean] |
| experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(), |
| (WidgetTester tester) async { |
| final MemoryImage cmyk = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x02, 0x03, 0x00, 0x00, 0x00, 0xd4, 0x9f, 0x76, |
| 0xed, 0x00, 0x00, 0x00, 0x0c, 0x50, 0x4c, 0x54, 0x45, 0x00, 0xff, 0xff, 0xff, 0x00, 0xff, 0xff, |
| 0xff, 0x00, 0x00, 0x00, 0x00, 0x3b, 0x4c, 0x59, 0x13, 0x00, 0x00, 0x00, 0x0e, 0x49, 0x44, 0x41, |
| 0x54, 0x08, 0xd7, 0x63, 0x60, 0x05, 0xc2, 0xf5, 0x0c, 0xeb, 0x01, 0x03, 0x00, 0x01, 0x69, 0x19, |
| 0xea, 0x34, 0x7b, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82, |
| ])); |
| final MemoryImage wrgb = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x02, 0x03, 0x00, 0x00, 0x00, 0xd4, 0x9f, 0x76, |
| 0xed, 0x00, 0x00, 0x00, 0x0c, 0x50, 0x4c, 0x54, 0x45, 0xff, 0xff, 0xff, 0x00, 0x00, 0xff, 0x00, |
| 0xff, 0x00, 0xff, 0x00, 0x00, 0x1e, 0x46, 0xbb, 0x1c, 0x00, 0x00, 0x00, 0x0e, 0x49, 0x44, 0x41, |
| 0x54, 0x08, 0xd7, 0x63, 0xe0, 0x07, 0xc2, 0xa5, 0x0c, 0x4b, 0x01, 0x03, 0x50, 0x01, 0x69, 0x4a, |
| 0x78, 0x1d, 0x41, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82, |
| ])); |
| |
| await tester.runAsync(() async { |
| await load(cmyk); |
| await load(wrgb); |
| }); |
| |
| await tester.pumpWidget( |
| ColoredBox( |
| color: Colors.white, |
| child: Align( |
| alignment: Alignment.topLeft, |
| child: RepaintBoundary( |
| child: Wrap( |
| textDirection: TextDirection.ltr, |
| children: <Widget>[ |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.1, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.2, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.8, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.9, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 1.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.cover), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeatY), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeatX), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, scale: 0.5, repeat: ImageRepeat.repeatX), |
| DecorationImage(image: cmyk, scale: 0.25, repeat: ImageRepeat.repeatY), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 1.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 1.0, |
| )), |
| ], |
| ), |
| ), |
| ), |
| ), |
| ); |
| |
| await expectLater( |
| find.byType(Wrap), |
| matchesGoldenFile('decoration_image.lerp.1.png'), |
| ); |
| |
| if (!kIsWeb) { // TODO(ianh): https://github.com/flutter/flutter/issues/130610 |
| final ui.Image image = (await tester.binding.runAsync<ui.Image>(() => captureImage(find.byType(Wrap).evaluate().single)))!; |
| addTearDown(() => image.dispose()); |
| final Uint8List bytes = (await tester.binding.runAsync<ByteData?>(() => image.toByteData(format: ui.ImageByteFormat.rawStraightRgba)))!.buffer.asUint8List(); |
| expect(image.width, 24 * 24); |
| expect(image.height, 1 * 24); |
| expect(bytes, hasLength(image.width * image.height * 4)); |
| Color getPixel(int x, int y) { |
| final int offset = (x + y * image.width) * 4; |
| return Color.fromARGB(0xFF, bytes[offset], bytes[offset + 1], bytes[offset + 2]); |
| } |
| Color getPixelFromBlock(int index, int dx, int dy) { |
| const int padding = 2; |
| int x = index * 24 + dx + padding; |
| final int y = (x ~/ image.width) * 24 + dy + padding; |
| x %= image.width; |
| return getPixel(x, y); |
| } |
| // wrgb image |
| expect(getPixelFromBlock(0, 5, 5), const Color(0xFFFFFFFF)); |
| expect(getPixelFromBlock(0, 15, 5), const Color(0xFFFF0000)); |
| expect(getPixelFromBlock(0, 5, 15), const Color(0xFF00FF00)); |
| expect(getPixelFromBlock(0, 15, 15), const Color(0xFF0000FF)); |
| // wrgb/cmyk 50/50 blended image |
| expect(getPixelFromBlock(3, 5, 5), const Color(0xFF80FFFF)); |
| expect(getPixelFromBlock(3, 15, 5), const Color(0xFFFF0080)); |
| expect(getPixelFromBlock(3, 5, 15), const Color(0xFF80FF00)); |
| expect(getPixelFromBlock(3, 15, 15), const Color(0xFF000080)); |
| // cmyk image |
| expect(getPixelFromBlock(6, 5, 5), const Color(0xFF00FFFF)); |
| expect(getPixelFromBlock(6, 15, 5), const Color(0xFFFF00FF)); |
| expect(getPixelFromBlock(6, 5, 15), const Color(0xFFFFFF00)); |
| expect(getPixelFromBlock(6, 15, 15), const Color(0xFF000000)); |
| // top left corner control |
| expect(getPixelFromBlock(14, 0, 0), const Color(0xFF00FFFF)); |
| expect(getPixelFromBlock(14, 1, 1), const Color(0xFF00FFFF)); |
| expect(getPixelFromBlock(14, 2, 0), const Color(0xFFFF00FF)); |
| expect(getPixelFromBlock(14, 19, 0), const Color(0xFFFF00FF)); |
| expect(getPixelFromBlock(14, 0, 2), const Color(0xFFFFFF00)); |
| expect(getPixelFromBlock(14, 0, 19), const Color(0xFFFFFF00)); |
| expect(getPixelFromBlock(14, 2, 2), const Color(0xFF000000)); |
| expect(getPixelFromBlock(14, 19, 19), const Color(0xFF000000)); |
| // bottom right corner control |
| expect(getPixelFromBlock(19, 0, 0), const Color(0xFF00FFFF)); |
| expect(getPixelFromBlock(19, 17, 17), const Color(0xFF00FFFF)); |
| expect(getPixelFromBlock(19, 19, 0), const Color(0xFFFF00FF)); |
| expect(getPixelFromBlock(19, 19, 17), const Color(0xFFFF00FF)); |
| expect(getPixelFromBlock(19, 0, 19), const Color(0xFFFFFF00)); |
| expect(getPixelFromBlock(19, 17, 19), const Color(0xFFFFFF00)); |
| expect(getPixelFromBlock(19, 18, 18), const Color(0xFF000000)); |
| expect(getPixelFromBlock(19, 19, 19), const Color(0xFF000000)); |
| } |
| }, skip: kIsWeb); // TODO(ianh): https://github.com/flutter/flutter/issues/130612, https://github.com/flutter/flutter/issues/130609 |
| |
| testWidgets('ImageDecoration.lerp with colored background', |
| // TODO(polina-c): make sure images are disposed, https://github.com/flutter/flutter/issues/141388 [leaks-to-clean] |
| experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(), |
| (WidgetTester tester) async { |
| final MemoryImage cmyk = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x02, 0x03, 0x00, 0x00, 0x00, 0xd4, 0x9f, 0x76, |
| 0xed, 0x00, 0x00, 0x00, 0x0c, 0x50, 0x4c, 0x54, 0x45, 0x00, 0xff, 0xff, 0xff, 0x00, 0xff, 0xff, |
| 0xff, 0x00, 0x00, 0x00, 0x00, 0x3b, 0x4c, 0x59, 0x13, 0x00, 0x00, 0x00, 0x0e, 0x49, 0x44, 0x41, |
| 0x54, 0x08, 0xd7, 0x63, 0x60, 0x05, 0xc2, 0xf5, 0x0c, 0xeb, 0x01, 0x03, 0x00, 0x01, 0x69, 0x19, |
| 0xea, 0x34, 0x7b, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82, |
| ])); |
| final MemoryImage wrgb = MemoryImage(Uint8List.fromList(<int>[ |
| 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52, |
| 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x02, 0x03, 0x00, 0x00, 0x00, 0xd4, 0x9f, 0x76, |
| 0xed, 0x00, 0x00, 0x00, 0x0c, 0x50, 0x4c, 0x54, 0x45, 0xff, 0xff, 0xff, 0x00, 0x00, 0xff, 0x00, |
| 0xff, 0x00, 0xff, 0x00, 0x00, 0x1e, 0x46, 0xbb, 0x1c, 0x00, 0x00, 0x00, 0x0e, 0x49, 0x44, 0x41, |
| 0x54, 0x08, 0xd7, 0x63, 0xe0, 0x07, 0xc2, 0xa5, 0x0c, 0x4b, 0x01, 0x03, 0x50, 0x01, 0x69, 0x4a, |
| 0x78, 0x1d, 0x41, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82, |
| ])); |
| |
| await tester.runAsync(() async { |
| await load(cmyk); |
| await load(wrgb); |
| }); |
| |
| await tester.pumpWidget( |
| ColoredBox( |
| color: Colors.pink, |
| child: Align( |
| alignment: Alignment.topLeft, |
| child: Wrap( |
| textDirection: TextDirection.ltr, |
| children: <Widget>[ |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.1, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.2, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.8, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 0.9, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.contain), |
| DecorationImage(image: cmyk, fit: BoxFit.contain), |
| 1.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, fit: BoxFit.cover), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeatY), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeatX), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, repeat: ImageRepeat.repeat, opacity: 0.2), |
| DecorationImage(image: cmyk, repeat: ImageRepeat.repeat, opacity: 0.2), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: wrgb, scale: 0.5, repeat: ImageRepeat.repeatX), |
| DecorationImage(image: cmyk, scale: 0.25, repeat: ImageRepeat.repeatY), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 1.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.0, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.25, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.5, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 0.75, |
| )), |
| TestImage(DecorationImage.lerp( |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0)), |
| DecorationImage(image: cmyk, centerSlice: const Rect.fromLTWH(2.0, 2.0, 1.0, 1.0)), |
| 1.0, |
| )), |
| ], |
| ), |
| ), |
| ), |
| ); |
| |
| await expectLater( |
| find.byType(Wrap), |
| matchesGoldenFile('decoration_image.lerp.2.png'), |
| ); |
| }, skip: kIsWeb); // TODO(ianh): https://github.com/flutter/flutter/issues/130612, https://github.com/flutter/flutter/issues/130609 |
| } |
| |
| Future<void> load(MemoryImage image) { |
| final ImageStream stream = image.resolve(ImageConfiguration.empty); |
| final Completer<ImageInfo> completer = Completer<ImageInfo>(); |
| void listener(ImageInfo image, bool syncCall) { |
| completer.complete(image); |
| } |
| stream.addListener(ImageStreamListener(listener)); |
| return completer.future; |
| } |
| |
| class TestImage extends StatelessWidget { |
| TestImage(this.image); // ignore: use_key_in_widget_constructors, prefer_const_constructors_in_immutables |
| |
| final DecorationImage? image; |
| |
| @override |
| Widget build(BuildContext context) { |
| return Padding( |
| padding: const EdgeInsets.all(2.0), |
| child: SizedBox( |
| width: 20, |
| height: 20, |
| child: DecoratedBox( |
| decoration: BoxDecoration( |
| image: image, |
| ), |
| ), |
| ), |
| ); |
| } |
| } |
