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revert(cursor): return to f5b98b32 before splitting plugin changes

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This commit is contained in:
fufesou
2026-09-12 00:32:58 +08:00
parent 650a6e21cc
commit 8da629c57d
34 changed files with 68 additions and 3177 deletions
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39
flutter/lib/native/custom_cursor.dart
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@@ -1,39 +1,16 @@
import 'dart:math';
import 'package:flutter_custom_cursor/cursor_manager.dart'
as custom_cursor_manager;
import 'package:flutter_custom_cursor/flutter_custom_cursor.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';
import 'package:image/image.dart' as img;
import 'package:flutter_hbb/common.dart';
import 'package:flutter_hbb/models/model.dart';
deleteCustomCursor(String key) =>
custom_cursor_manager.CursorManager.instance.deleteCursor(key);
resetSystemCursor() {}
double _nativeHotspot(double hotspot, int bitmapSize) {
if (!isLinux && !isWindows) return hotspot;
// GDK and Win32 take integer hotspots inside the bitmap; use the nearest pixel.
return min(hotspot.round(), bitmapSize - 1).toDouble();
}
Uint8List _padCursorWidth(Uint8List data, int width) {
final bitmap = img.decodePng(data);
if (bitmap == null) {
throw const FormatException('Invalid native cursor PNG');
}
final padded = img.copyExpandCanvas(bitmap,
newWidth: width,
newHeight: bitmap.height,
position: img.ExpandCanvasPosition.topLeft,
toImage: img.Image(width: width, height: bitmap.height, numChannels: 4));
return Uint8List.fromList(img.encodePng(padded));
}
MouseCursor buildCursorOfCache(
CursorModel cursor, double scale, CursorData? cache) {
if (cache == null) {
@@ -46,12 +23,6 @@ MouseCursor buildCursorOfCache(
if (data == null) {
return MouseCursor.defer;
}
// Pad tall Linux buffers to prevent clipping in the hardware cursor plane.
final width = isLinux
? max(cache.scaledWidth, cache.scaledHeight)
: cache.scaledWidth;
final buffer =
width == cache.scaledWidth ? data : _padCursorWidth(data, width);
debugPrint(
"Register custom cursor with key $key (${cache.hotx},${cache.hoty})");
// [Safety]
@@ -61,11 +32,11 @@ MouseCursor buildCursorOfCache(
custom_cursor_manager.CursorManager.instance
.registerCursor(custom_cursor_manager.CursorData()
..name = key
..buffer = buffer
..width = width
..height = cache.scaledHeight
..hotX = _nativeHotspot(cache.hotx, cache.scaledWidth)
..hotY = _nativeHotspot(cache.hoty, cache.scaledHeight));
..buffer = data
..width = (cache.width * cache.scale).toInt()
..height = (cache.height * cache.scale).toInt()
..hotX = cache.hotx
..hotY = cache.hoty);
cursor.addKey(key);
}
return FlutterCustomMemoryImageCursor(key: key);