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Code Issues Actions 1 Packages Projects Releases Wiki Activity

move ImagePainter, and fix mobile drawImage quality

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This commit is contained in:
csf 2023-02-09 23:00:34 +09:00
parent 1f5d68ef22
commit 2a0c9699e8
3 changed files with 41 additions and 63 deletions
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38
flutter/lib/desktop/pages/remote_page.dart
View File

@ -21,6 +21,7 @@ import '../../mobile/widgets/dialog.dart';
import '../../models/model.dart';
import '../../models/platform_model.dart';
import '../../common/shared_state.dart';
import '../../utils/image.dart';
import '../widgets/remote_menubar.dart';
import '../widgets/kb_layout_type_chooser.dart';
@ -685,40 +686,3 @@ class CursorPaint extends StatelessWidget {
);
}
}
class ImagePainter extends CustomPainter {
ImagePainter({
required this.image,
required this.x,
required this.y,
required this.scale,
});
ui.Image? image;
double x;
double y;
double scale;
@override
void paint(Canvas canvas, Size size) {
if (image == null) return;
if (x.isNaN || y.isNaN) return;
canvas.scale(scale, scale);
// https://github.com/flutter/flutter/issues/76187#issuecomment-784628161
// https://api.flutter-io.cn/flutter/dart-ui/FilterQuality.html
var paint = Paint();
if ((scale - 1.0).abs() > 0.001) {
paint.filterQuality = FilterQuality.medium;
if (scale > 10.00000) {
paint.filterQuality = FilterQuality.high;
}
}
canvas.drawImage(
image!, Offset(x.toInt().toDouble(), y.toInt().toDouble()), paint);
}
@override
bool shouldRepaint(CustomPainter oldDelegate) {
return oldDelegate != this;
}
}

27
flutter/lib/mobile/pages/remote_page.dart
View File

@ -17,6 +17,7 @@ import '../../common/widgets/remote_input.dart';
import '../../models/input_model.dart';
import '../../models/model.dart';
import '../../models/platform_model.dart';
import '../../utils/image.dart';
import '../widgets/dialog.dart';
import '../widgets/gestures.dart';
@ -898,32 +899,6 @@ class CursorPaint extends StatelessWidget {
}
}
class ImagePainter extends CustomPainter {
ImagePainter({
required this.image,
required this.x,
required this.y,
required this.scale,
});
ui.Image? image;
double x;
double y;
double scale;
@override
void paint(Canvas canvas, Size size) {
if (image == null) return;
canvas.scale(scale, scale);
canvas.drawImage(image!, Offset(x, y), Paint());
}
@override
bool shouldRepaint(CustomPainter oldDelegate) {
return oldDelegate != this;
}
}
void showOptions(
BuildContext context, String id, OverlayDialogManager dialogManager) async {
String quality =

39
flutter/lib/utils/image.dart
View File

@ -1,6 +1,8 @@
import 'dart:typed_data';
import 'dart:ui' as ui;
import 'package:flutter/widgets.dart';
Future<ui.Image> decodeImageFromPixels(
Uint8List pixels,
int width,
@ -47,3 +49,40 @@ Future<ui.Image> decodeImageFromPixels(
descriptor.dispose();
return frameInfo.image;
}
class ImagePainter extends CustomPainter {
ImagePainter({
required this.image,
required this.x,
required this.y,
required this.scale,
});
ui.Image? image;
double x;
double y;
double scale;
@override
void paint(Canvas canvas, Size size) {
if (image == null) return;
if (x.isNaN || y.isNaN) return;
canvas.scale(scale, scale);
// https://github.com/flutter/flutter/issues/76187#issuecomment-784628161
// https://api.flutter-io.cn/flutter/dart-ui/FilterQuality.html
var paint = Paint();
if ((scale - 1.0).abs() > 0.001) {
paint.filterQuality = FilterQuality.medium;
if (scale > 10.00000) {
paint.filterQuality = FilterQuality.high;
}
}
canvas.drawImage(
image!, Offset(x.toInt().toDouble(), y.toInt().toDouble()), paint);
}
@override
bool shouldRepaint(CustomPainter oldDelegate) {
return oldDelegate != this;
}
}