Merge MatrixKit develop with commit hash: b85b736313bec0592bd1cabc68035d97f5331137

2026-04-23 18:12:44 +02:00 · 2021-12-03 11:47:24 +01:00
parent 475fe5552f
commit 1d9f01b5e3
475 changed files with 87437 additions and 0 deletions
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+/*
+ Copyright 2015 OpenMarket Ltd
+ Copyright 2018 New Vector Ltd
+ 
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ 
+ http://www.apache.org/licenses/LICENSE-2.0
+ 
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+#import "MXKReceiptSendersContainer.h"
+
+#import "MXKImageView.h"
+
+static UIColor* kMoreLabelDefaultcolor;
+
+@interface MXKReceiptSendersContainer ()
+
+@property (nonatomic, readwrite) NSArray <MXRoomMember *> *roomMembers;
+@property (nonatomic, readwrite) NSArray <UIImage *> *placeholders;
+@property (nonatomic) MXMediaManager *mediaManager;
+
+@end
+
+
+@implementation MXKReceiptSendersContainer
+
+ (void)initialize
+{
+    if (self == [MXKReceiptSendersContainer class])
+    {
+        kMoreLabelDefaultcolor = [UIColor blackColor];
+    }
+}
+
+- (instancetype)initWithFrame:(CGRect)frame andMediaManager:(MXMediaManager*)mediaManager
+{
+    self = [super initWithFrame:frame];
+    if (self)
+    {
+        _mediaManager = mediaManager;
+        _maxDisplayedAvatars = 3;
+        _avatarMargin = 2.0;
+        _moreLabel = nil;
+        _moreLabelTextColor = kMoreLabelDefaultcolor;
+    }
+    return self;
+}
+
+- (void)refreshReceiptSenders:(NSArray<MXRoomMember*>*)roomMembers withPlaceHolders:(NSArray<UIImage*>*)placeHolders andAlignment:(ReadReceiptsAlignment)alignment
+{
+    // Store the room members and placeholders for showing in the details view controller
+    self.roomMembers = roomMembers;
+    self.placeholders = placeHolders;
+    
+    // Remove all previous content
+    for (UIView* view in self.subviews)
+    {
+        [view removeFromSuperview];
+    }
+    if (_moreLabel)
+    {
+        [_moreLabel removeFromSuperview];
+        _moreLabel = nil;
+    }
+    
+    CGRect globalFrame = self.frame;
+    CGFloat side = globalFrame.size.height;
+    CGFloat defaultMoreLabelWidth = side < 20 ? 20 : side;
+    unsigned long count;
+    unsigned long maxDisplayableItems = (int)((globalFrame.size.width - defaultMoreLabelWidth - _avatarMargin) / (side + _avatarMargin));
+    
+    maxDisplayableItems = MIN(maxDisplayableItems, _maxDisplayedAvatars);
+    count = MIN(roomMembers.count, maxDisplayableItems);
+    
+    int index;
+    
+    CGFloat xOff = 0;
+    
+    if (alignment == ReadReceiptAlignmentRight)
+    {
+        xOff = globalFrame.size.width - (side + _avatarMargin);
+    }
+    
+    for (index = 0; index < count; index++)
+    {
+        MXRoomMember *roomMember = [roomMembers objectAtIndex:index];
+        UIImage *preview = index < placeHolders.count ? placeHolders[index] : nil;
+        
+        MXKImageView *imageView = [[MXKImageView alloc] initWithFrame:CGRectMake(xOff, 0, side, side)];
+        imageView.defaultBackgroundColor = [UIColor clearColor];
+        imageView.autoresizingMask = UIViewAutoresizingNone;
+        
+        if (alignment == ReadReceiptAlignmentRight)
+        {
+            xOff -= side + _avatarMargin;
+        }
+        else
+        {
+            xOff += side + _avatarMargin;
+        }
+        
+        [self addSubview:imageView];
+        imageView.enableInMemoryCache = YES;
+        
+        [imageView setImageURI:roomMember.avatarUrl
+                      withType:nil
+           andImageOrientation:UIImageOrientationUp
+                 toFitViewSize:CGSizeMake(side, side)
+                    withMethod:MXThumbnailingMethodCrop
+                  previewImage:preview
+                  mediaManager:_mediaManager];
+        
+        [imageView.layer setCornerRadius:imageView.frame.size.width / 2];
+        imageView.clipsToBounds = YES;
+    }
+    
+    // Check whether there are more than expected read receipts
+    if (roomMembers.count > maxDisplayableItems)
+    {
+        // Add a more indicator
+        
+        // In case of right alignment, adjust the current position by considering the default label width
+        if (alignment == ReadReceiptAlignmentRight && side < defaultMoreLabelWidth)
+        {
+            xOff -= (defaultMoreLabelWidth - side);
+        }
+        
+        _moreLabel = [[UILabel alloc] initWithFrame:CGRectMake(xOff, 0, defaultMoreLabelWidth, side)];
+        _moreLabel.text = [NSString stringWithFormat:(alignment == ReadReceiptAlignmentRight) ? @"%tu+" : @"+%tu", roomMembers.count - maxDisplayableItems];
+        _moreLabel.font = [UIFont systemFontOfSize:11];
+        _moreLabel.adjustsFontSizeToFitWidth = YES;
+        _moreLabel.minimumScaleFactor = 0.6;
+        
+        // In case of right alignment, adjust the horizontal position according to the actual label width
+        if (alignment == ReadReceiptAlignmentRight)
+        {
+            [_moreLabel sizeToFit];
+            CGRect frame = _moreLabel.frame;
+            if (frame.size.width < defaultMoreLabelWidth)
+            {
+                frame.origin.x += (defaultMoreLabelWidth - frame.size.width);
+                _moreLabel.frame = frame;
+            }
+        }
+        
+        _moreLabel.textColor = self.moreLabelTextColor ?: kMoreLabelDefaultcolor;
+        [self addSubview:_moreLabel];
+    }
+}
+
+- (void)dealloc
+{
+    NSArray* subviews = self.subviews;
+    for (UIView* view in subviews)
+    {
+        [view removeFromSuperview];
+    }
+    
+    if (_moreLabel)
+    {
+        [_moreLabel removeFromSuperview];
+        _moreLabel = nil;
+    }
+}
+
+@end