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TUIKit/TUIMultimediaPlugin/Edit/UI/CommonEditor/Views/TUIMultimediaDrawView.m

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+// Copyright (c) 2024 Tencent. All rights reserved.
+// Author: eddardliu
+
+#import "TUIMultimediaDrawView.h"
+#import <Masonry/Masonry.h>
+#import "TUIMultimediaPlugin/TUIMultimediaColorPanel.h"
+#import "TUIMultimediaPlugin/TUIMultimediaCommon.h"
+#import "TUIMultimediaPlugin/TUIMultimediaGeometry.h"
+#import "TUIMultimediaPlugin/TUIMultimediaMosaicDrawView.h"
+#import "TUIMultimediaPlugin/TUIMultimediaGraffitiDrawView.h"
+
+@interface TUIMultimediaDrawView () {
+    TUIMultimediaMosaicDrawView* _mosaciDrawView;
+    TUIMultimediaGraffitiDrawView* _graffitiDrawView;
+}
+
+@end
+
+@implementation TUIMultimediaDrawView
+- (id)initWithFrame:(CGRect)frame {
+    self = [super initWithFrame:frame];
+    if (self != nil) {
+        self.backgroundColor = UIColor.clearColor;
+        UIPanGestureRecognizer *panRec = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(onPan:)];
+        panRec.maximumNumberOfTouches = 1;
+        [self addGestureRecognizer:panRec];
+                
+        _mosaciDrawView = [[TUIMultimediaMosaicDrawView alloc] initWithFrame:self.bounds];
+        [self addSubview:_mosaciDrawView];
+        [_mosaciDrawView mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.edges.equalTo(self);
+        }];
+        
+        _graffitiDrawView = [[TUIMultimediaGraffitiDrawView alloc] initWithFrame:self.bounds];
+        [self addSubview:_graffitiDrawView];
+        [_graffitiDrawView mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.edges.equalTo(self);
+        }];
+    }
+    return self;
+}
+
+- (BOOL)canUndo {
+    return _drawMode == GRAFFITI ? _graffitiDrawView.canUndo : _mosaciDrawView.canUndo;
+}
+
+- (BOOL)canRedo {
+    return _drawMode == GRAFFITI ? _graffitiDrawView.canRedo : _mosaciDrawView.canRedo;
+}
+
+- (void)clear {
+    [_graffitiDrawView clearGraffiti];
+    [_mosaciDrawView clearMosaic];
+}
+
+- (void)undo {
+    if (_drawMode == GRAFFITI) {
+        [_graffitiDrawView undo];
+    } else {
+        [_mosaciDrawView undo];
+    }
+}
+
+- (void)redo {
+    if (_drawMode == GRAFFITI) {
+        [_graffitiDrawView redo];
+    } else {
+        [_mosaciDrawView redo];
+    }
+}
+
+- (void)onPan:(UIPanGestureRecognizer *)rec {
+    switch (rec.state) {
+        case UIGestureRecognizerStateBegan:
+        case UIGestureRecognizerStateChanged: {
+            CGPoint p = [rec locationInView:self];
+            if (_drawMode == MOSAIC) {
+                [_mosaciDrawView addPathPoint:p];
+            } else {
+                [_graffitiDrawView addPathPoint:p];
+            }
+            [_delegate drawViewDrawStarted:self];
+            break;
+        }
+        case UIGestureRecognizerStateEnded: {
+            if (_drawMode == MOSAIC) {
+                [_mosaciDrawView completeAddPoint];
+            } else {
+                [_graffitiDrawView completeAddPoint];
+            }
+            [_delegate drawViewDrawEnded:self];
+            [_delegate drawViewPathListChanged:self];
+            break;
+        }
+        default:
+            break;
+    }
+}
+
+- (NSInteger) pathCount {
+    return _mosaciDrawView.pathCount + _graffitiDrawView.pathCount;
+}
+
+-(void) setMosaciOriginalImage:(UIImage *)mosaciOriginalImage {
+    _mosaciDrawView.originalImage = mosaciOriginalImage;
+}
+
+-(void) setColor:(UIColor *)color {
+    _graffitiDrawView.color = color;
+}
+
+@end