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flutter_desktop: fix resize scale && Pin peer menu bar

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Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2022-09-13 06:59:06 -07:00
parent ae570acd03
commit a075385a11
25 changed files with 146 additions and 116 deletions
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80
flutter/lib/models/model.dart
View File

@@ -409,6 +409,56 @@ enum ScrollStyle {
scrollauto,
}
class ViewStyle {
final String style;
final double width;
final double height;
final int displayWidth;
final int displayHeight;
ViewStyle({
this.style = '',
this.width = 0.0,
this.height = 0.0,
this.displayWidth = 0,
this.displayHeight = 0,
});
static int _double2Int(double v) => (v * 100).round().toInt();
@override
bool operator ==(Object other) =>
other is ViewStyle &&
other.runtimeType == runtimeType &&
_innerEqual(other);
bool _innerEqual(ViewStyle other) {
return style == other.style &&
ViewStyle._double2Int(other.width) == ViewStyle._double2Int(width) &&
ViewStyle._double2Int(other.height) == ViewStyle._double2Int(height) &&
other.displayWidth == displayWidth &&
other.displayHeight == displayHeight;
}
@override
int get hashCode => Object.hash(
style,
ViewStyle._double2Int(width),
ViewStyle._double2Int(height),
displayWidth,
displayHeight,
).hashCode;
double get scale {
double s = 1.0;
if (style == 'adaptive') {
final s1 = width / displayWidth;
final s2 = height / displayHeight;
s = s1 < s2 ? s1 : s2;
}
return s;
}
}
class CanvasModel with ChangeNotifier {
// image offset of canvas
double _x = 0;
@@ -425,7 +475,7 @@ class CanvasModel with ChangeNotifier {
// scroll offset y percent
double _scrollY = 0.0;
ScrollStyle _scrollStyle = ScrollStyle.scrollauto;
String? _viewStyle;
ViewStyle _lastViewStyle = ViewStyle();
WeakReference<FFI> parent;
@@ -446,19 +496,27 @@ class CanvasModel with ChangeNotifier {
updateViewStyle() async {
final style = await bind.sessionGetOption(id: id, arg: 'view-style');
if (style == null || _viewStyle == style) {
if (style == null) {
return;
}
_scale = 1.0;
if (style == 'adaptive') {
final s1 = size.width / getDisplayWidth();
final s2 = size.height / getDisplayHeight();
_scale = s1 < s2 ? s1 : s2;
final sizeWidth = size.width;
final sizeHeight = size.height;
final displayWidth = getDisplayWidth();
final displayHeight = getDisplayHeight();
final viewStyle = ViewStyle(
style: style,
width: sizeWidth,
height: sizeHeight,
displayWidth: displayWidth,
displayHeight: displayHeight,
);
if (_lastViewStyle == viewStyle) {
return;
}
_viewStyle = style;
_x = (size.width - getDisplayWidth() * _scale) / 2;
_y = (size.height - getDisplayHeight() * _scale) / 2;
_lastViewStyle = viewStyle;
_scale = viewStyle.scale;
_x = (sizeWidth - displayWidth * _scale) / 2;
_y = (sizeHeight - displayHeight * _scale) / 2;
notifyListeners();
}