增加换肤功能

TUIKit/TUIMultimediaPlugin/Edit/UI/VideoEditor/TUIMultimediaBGMEditController.m

@@ -0,0 +1,80 @@
+// Copyright (c) 2024 Tencent. All rights reserved.
+// Author: eddardliu
+
+#import "TUIMultimediaBGMEditController.h"
+#import <Masonry/Masonry.h>
+#import <ReactiveObjC/RACEXTScope.h>
+#import "TUIMultimediaPlugin/NSArray+Functional.h"
+#import "TUIMultimediaPlugin/TUIMultimediaBGMEditView.h"
+#import "TUIMultimediaPlugin/TUIMultimediaCommon.h"
+#import "TUIMultimediaPlugin/TUIMultimediaImagePicker.h"
+#import "TUIMultimediaPlugin/TUIMultimediaPasterSelectView.h"
+#import "TUIMultimediaPlugin/TUIMultimediaPersistence.h"
+
+@interface TUIMultimediaBGMEditController () <TUIMultimediaBGMEditViewDelegate> {
+    TUIMultimediaBGMEditView *_editView;
+    NSArray<TUIMultimediaBGMGroup *> *_bgmConfig;
+    dispatch_block_t _blockBGMNotify;
+}
+
+@end
+
+@implementation TUIMultimediaBGMEditController
+- (instancetype)init {
+    self = [super init];
+    _bgmConfig = [TUIMultimediaBGMGroup loadBGMConfigs];
+    _bgmEditInfo = [[TUIMultimediaVideoBgmEditInfo alloc] init];
+    _bgmEditInfo.originAudio = YES;
+    _bgmEditInfo.bgm = nil;
+
+    return self;
+}
+- (void)viewDidLoad {
+    [super viewDidLoad];
+    _editView = [[TUIMultimediaBGMEditView alloc] init];
+    _editView.bgmConfig = _bgmConfig;
+    _editView.originAudioEnabled = YES;
+    _editView.clipDuration = _clipDuration;
+    _editView.delegate = self;
+    self.mainView = _editView;
+}
+- (void)viewDidLayoutSubviews {
+    [super viewDidLayoutSubviews];
+}
+- (void)viewWillAppear:(BOOL)animated {
+    [super viewWillAppear:animated];
+}
+
+- (void)popupControllerDidCanceled {
+    [_delegate onBGMEditControllerExit:self];
+}
+
+#pragma mark - Properties
+- (void)setClipDuration:(float)videoDuration {
+    _clipDuration = videoDuration;
+    _editView.clipDuration = videoDuration;
+}
+
+#pragma mark - TUIMultimediaBGMEditViewDelegate protocol
+- (void)bgmEditViewValueChanged:(TUIMultimediaBGMEditView *)v {
+    TUIMultimediaVideoBgmEditInfo *newBgmInfo = [[TUIMultimediaVideoBgmEditInfo alloc] init];
+    if (v.bgmEnabled) {
+        newBgmInfo.bgm = [v.selectedBgm copy];
+    } else {
+        newBgmInfo.bgm = nil;
+    }
+    newBgmInfo.originAudio = v.originAudioEnabled;
+
+    // 延迟防抖, 防止拖动时产生怪音
+    if (_blockBGMNotify != nil) {
+        dispatch_block_cancel(_blockBGMNotify);
+        _blockBGMNotify = nil;
+    }
+    _blockBGMNotify = dispatch_block_create(DISPATCH_BLOCK_INHERIT_QOS_CLASS, ^{
+      self->_bgmEditInfo = newBgmInfo;
+      [self->_delegate onBGMEditController:self bgmInfoChanged:self->_bgmEditInfo];
+    });
+    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.050 * NSEC_PER_SEC)), dispatch_get_main_queue(), _blockBGMNotify);
+}
+
+@end