| /* |
| * Copyright (C) 2020 Savoir-faire Linux Inc. |
| * Author: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #import "ConferenceOverlayView.h" |
| #import "CustomBackgroundView.h" |
| |
| @implementation ConferenceOverlayView |
| |
| CGFloat const margin = 2; |
| CGFloat const controlSize = 25; |
| CGFloat const minWidth = 140; |
| CGFloat const minHeight = 80; |
| |
| - (instancetype)initWithFrame:(NSRect)frame |
| { |
| self = [super initWithFrame:frame]; |
| if (self) { |
| self.translatesAutoresizingMaskIntoConstraints = false; |
| [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable | NSViewMinYMargin | NSViewMaxYMargin | NSViewMinXMargin | NSViewMaxXMargin]; |
| [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(sizeChanged) name:NSWindowDidResizeNotification object:nil]; |
| self.wantsLayer = true; |
| self.layer.masksToBounds = false; |
| [self addViews]; |
| } |
| return self; |
| } |
| |
| - (void)addViews { |
| self.increasedBackgroundView = [[NSView alloc] init]; |
| [self.increasedBackgroundView setWantsLayer: YES]; |
| self.increasedBackgroundView.layer.backgroundColor = [[NSColor colorWithCalibratedRed: 0 green: 0 blue: 0 alpha: 0.8] CGColor]; |
| self.increasedBackgroundView.translatesAutoresizingMaskIntoConstraints = false; |
| [self addSubview: self.increasedBackgroundView]; |
| self.increasedBackgroundView.hidden = true; |
| self.increasedBackgroundView.layer.masksToBounds = true; |
| self.increasedBackgroundView.layer.cornerRadius = 6; |
| |
| self.backgroundView = [[NSView alloc] init]; |
| [self.backgroundView setWantsLayer: YES]; |
| self.backgroundView.layer.backgroundColor = [[NSColor colorWithCalibratedRed: 0 green: 0 blue: 0 alpha: 0.6] CGColor]; |
| self.backgroundView.translatesAutoresizingMaskIntoConstraints = false; |
| [self addSubview: self.backgroundView]; |
| self.backgroundView.hidden = true; |
| |
| //participat state |
| self.audioState = [[CustomBackgroundView alloc] init]; |
| self.audioState.backgroundType = RECTANGLE_WITH_ROUNDED_RIGHT_CORNER; |
| [self.audioState.widthAnchor constraintEqualToConstant: controlSize].active = true; |
| [self.audioState.heightAnchor constraintEqualToConstant: controlSize].active = true; |
| NSImage* audioImage = [NSImage imageNamed: @"ic_moderator_audio_muted.png"]; |
| self.audioState.image = audioImage; |
| |
| self.moderatorState = [[CustomBackgroundView alloc] init]; |
| self.moderatorState.backgroundType = RECTANGLE; |
| [self.moderatorState.widthAnchor constraintEqualToConstant: controlSize].active = true; |
| [self.moderatorState.heightAnchor constraintEqualToConstant: controlSize].active = true; |
| NSImage* moderatorImage = [NSImage imageNamed: @"ic_moderator.png"]; |
| self.moderatorState.image = moderatorImage; |
| |
| self.hostState = [[CustomBackgroundView alloc] init]; |
| self.hostState.backgroundType = RECTANGLE; |
| [self.hostState.widthAnchor constraintEqualToConstant: controlSize].active = true; |
| [self.hostState.heightAnchor constraintEqualToConstant: controlSize].active = true; |
| NSImage* hostImage = [NSImage imageNamed: @"ic_star.png"]; |
| self.hostState.image = hostImage; |
| |
| self.cusp = [[CustomBackgroundView alloc] init]; |
| self.cusp.backgroundType = CUSP; |
| [self.cusp.widthAnchor constraintEqualToConstant: 6].active = true; |
| [self.cusp.heightAnchor constraintEqualToConstant: controlSize].active = true; |
| |
| NSArray *statesViews = [NSArray arrayWithObjects: self.hostState, self.moderatorState, self.audioState, self.cusp, nil]; |
| self.states = [NSStackView stackViewWithViews: statesViews]; |
| self.states.spacing = 0; |
| [self addSubview: self.states]; |
| |
| //actions |
| self.maximize = [self getActionbutton]; |
| NSImage* maximizeImage = [NSImage imageNamed: @"ic_moderator_maximize.png"]; |
| [self.maximize setImage: maximizeImage]; |
| [self.maximize setAction:@selector(maximize:)]; |
| [self.maximize setTarget:self]; |
| |
| self.minimize = [self getActionbutton]; |
| NSImage* minimizeImage = [NSImage imageNamed: @"ic_moderator_minimize.png"]; |
| [self.minimize setImage: minimizeImage]; |
| [self.minimize setAction:@selector(minimize:)]; |
| [self.minimize setTarget:self]; |
| |
| self.hangup = [self getActionbutton]; |
| NSImage* hangupImage = [NSImage imageNamed: @"ic_moderator_hangup.png"]; |
| [self.hangup setImage: hangupImage]; |
| [self.hangup setAction:@selector(finishCall:)]; |
| [self.hangup setTarget:self]; |
| |
| self.setModerator = [self getActionbutton]; |
| NSImage* setModeratorImage = [NSImage imageNamed: @"ic_moderator.png"]; |
| [self.setModerator setImage: setModeratorImage]; |
| [self.setModerator setAction:@selector(setModerator:)]; |
| [self.setModerator setTarget:self]; |
| |
| self.muteAudio = [self getActionbutton]; |
| NSImage* muteAudioImage = [NSImage imageNamed: @"ic_moderator_audio_muted.png"]; |
| [self.muteAudio setImage: muteAudioImage]; |
| [self.muteAudio setAction:@selector(muteAudio:)]; |
| [self.muteAudio setTarget:self]; |
| |
| NSArray *actions = [NSArray arrayWithObjects: self.setModerator, self.muteAudio, self.maximize, self.minimize, self.hangup, nil]; |
| self.buttonsContainer = [NSStackView stackViewWithViews: actions]; |
| self.buttonsContainer.orientation = NSUserInterfaceLayoutOrientationHorizontal; |
| self.buttonsContainer.spacing = 5; |
| |
| self.usernameLabel = [[NSTextView alloc] init]; |
| self.usernameLabel.alignment = NSTextAlignmentCenter; |
| self.usernameLabel.textColor = [NSColor whiteColor]; |
| self.usernameLabel.editable = false; |
| self.usernameLabel.drawsBackground = false; |
| self.usernameLabel.font = [NSFont userFontOfSize: 13.0]; |
| self.usernameLabel.translatesAutoresizingMaskIntoConstraints = false; |
| [self.usernameLabel.heightAnchor constraintEqualToConstant: 20].active = true; |
| [self.usernameLabel.widthAnchor constraintGreaterThanOrEqualToConstant: 60].active = true; |
| self.usernameLabel.textContainer.maximumNumberOfLines = 1; |
| |
| NSArray* infoItems = [NSArray arrayWithObjects: self.usernameLabel, self.buttonsContainer, nil]; |
| |
| self.infoContainer = [NSStackView stackViewWithViews: infoItems]; |
| self.infoContainer.orientation = NSUserInterfaceLayoutOrientationVertical; |
| self.infoContainer.spacing = 0; |
| self.infoContainer.distribution = NSStackViewDistributionFillEqually; |
| self.infoContainer.alignment = NSLayoutAttributeCenterX; |
| [self.backgroundView addSubview: self.infoContainer]; |
| } |
| |
| - (IconButton*) getActionbutton { |
| IconButton* button = [[IconButton alloc] init]; |
| button.transparent = true; |
| [button.widthAnchor constraintEqualToConstant: controlSize].active = true; |
| [button.heightAnchor constraintEqualToConstant: controlSize].active = true; |
| button.title = @""; |
| button.buttonDisableColor = [NSColor lightGrayColor]; |
| button.bgColor = [NSColor clearColor]; |
| button.imageColor = [NSColor whiteColor]; |
| button.imagePressedColor = [NSColor lightGrayColor]; |
| button.imageInsets = margin; |
| button.translatesAutoresizingMaskIntoConstraints = false; |
| return button; |
| } |
| |
| - (void)configureView { |
| [self.backgroundView.widthAnchor constraintEqualToAnchor:self.widthAnchor multiplier: 1].active = TRUE; |
| [self.backgroundView.topAnchor constraintEqualToAnchor:self.topAnchor].active = true; |
| [self.backgroundView.trailingAnchor constraintEqualToAnchor:self.trailingAnchor].active = true; |
| [self.backgroundView.bottomAnchor constraintEqualToAnchor:self.bottomAnchor].active = true; |
| |
| [self.states.topAnchor constraintEqualToAnchor:self.topAnchor].active = true; |
| [self.states.leadingAnchor constraintEqualToAnchor:self.leadingAnchor].active = true; |
| |
| [self.infoContainer.centerYAnchor constraintEqualToAnchor:self.centerYAnchor constant:1].active = true; |
| [self.infoContainer.centerXAnchor constraintEqualToAnchor:self.centerXAnchor constant:1].active = true; |
| |
| [self.increasedBackgroundView.centerYAnchor constraintEqualToAnchor:self.centerYAnchor constant:1].active = true; |
| [self.increasedBackgroundView.centerXAnchor constraintEqualToAnchor:self.centerXAnchor constant:1].active = true; |
| [self.increasedBackgroundView.widthAnchor constraintEqualToConstant:minWidth].active = true; |
| [self.increasedBackgroundView.heightAnchor constraintEqualToConstant:minHeight].active = true; |
| } |
| |
| - (IBAction)minimize:(id) sender { |
| [self.delegate minimizeParticipant]; |
| } |
| |
| - (IBAction)maximize:(id) sender { |
| [self.delegate maximizeParticipant:self.participant.uri active: self.participant.active]; |
| } |
| |
| - (IBAction)finishCall:(id) sender { |
| [self.delegate hangUpParticipant: self.participant.uri]; |
| } |
| |
| - (IBAction)muteAudio:(id) sender { |
| [self.delegate muteParticipantAudio: self.participant.uri state: !self.participant.audioModeratorMuted]; |
| } |
| |
| - (IBAction)setModerator:(id) sender { |
| [self.delegate setModerator:self.participant.uri state: !self.participant.isModerator]; |
| } |
| |
| - (void)sizeChanged { |
| if (self.superview == nil) { |
| return; |
| } |
| NSArray* constraints = [NSArray arrayWithObjects: self.widthConstraint, self.heightConstraint, self.centerXConstraint, self.centerYConstraint, nil]; |
| [self.superview removeConstraints: constraints]; |
| [self.superview layoutSubtreeIfNeeded]; |
| CGSize viewSize = self.superview.frame.size; |
| if (viewSize.width == 0 || viewSize.height == 0 || self.framesize.width == 0 || self.framesize.height == 0 || self.participant.width == 0 || self.participant.hight == 0) { |
| self.frame = CGRectZero; |
| return; |
| } |
| CGFloat viewRatio = viewSize.width / viewSize.height; |
| CGFloat frameRatio = self.framesize.width / self.framesize.height; |
| CGFloat ratio = viewRatio * (1/frameRatio); |
| // calculate size for all participants |
| CGFloat allViewsWidth = viewSize.width; |
| CGFloat allViewsHeight = viewSize.height; |
| if (ratio < 1) { |
| allViewsHeight = allViewsHeight * ratio; |
| } else { |
| allViewsWidth = allViewsWidth / ratio; |
| } |
| CGFloat widthRatio = self.participant.width / self.framesize.width; |
| CGFloat heightRatio = self.participant.hight / self.framesize.height; |
| |
| CGFloat overlayWidth = allViewsWidth * widthRatio; |
| CGFloat overlayHeight = allViewsHeight * heightRatio; |
| CGFloat ratioX = overlayWidth / viewSize.width; |
| CGFloat ratioY = overlayHeight / viewSize.height; |
| CGFloat offsetx = (viewSize.width - allViewsWidth) * 0.5; |
| CGFloat offsety = (viewSize.height - allViewsHeight) * 0.5; |
| CGFloat centerX = (offsetx + (self.participant.x * (overlayWidth / self.participant.width))+ overlayWidth * 0.5) / (viewSize.width * 0.5); |
| CGFloat centerY = (offsety + (self.participant.y * (overlayHeight / self.participant.hight)) + overlayHeight * 0.5) / (viewSize.height * 0.5); |
| |
| self.centerXConstraint = [NSLayoutConstraint constraintWithItem:self |
| attribute:NSLayoutAttributeCenterX |
| relatedBy:NSLayoutRelationEqual toItem:self.superview |
| attribute:NSLayoutAttributeCenterX |
| multiplier:centerX constant:0]; |
| self.centerYConstraint = [NSLayoutConstraint constraintWithItem:self |
| attribute:NSLayoutAttributeCenterY |
| relatedBy:NSLayoutRelationEqual toItem:self.superview |
| attribute:NSLayoutAttributeCenterY |
| multiplier:centerY constant:0]; |
| self.widthConstraint = |
| [self.widthAnchor constraintEqualToAnchor:self.superview.widthAnchor multiplier: ratioX]; |
| self.heightConstraint = [self.heightAnchor constraintEqualToAnchor:self.superview.heightAnchor multiplier: ratioY]; |
| self.widthConstraint.active = YES; |
| self.heightConstraint.active = YES; |
| self.centerXConstraint.active = YES; |
| self.centerYConstraint.active = YES; |
| [self layoutSubtreeIfNeeded]; |
| } |
| |
| - (void)updateViewWithParticipant:(ConferenceParticipant) participant { |
| bool sizeChanged = self.participant.width != participant.width || self.participant.hight != participant.hight |
| || self.participant.x != participant.x || self.participant.y != participant.y; |
| self.participant = participant; |
| [self updateButtonsState]; |
| [self sizeChanged]; |
| self.usernameLabel.string = self.participant.bestName; |
| } |
| |
| -(void) updateButtonsState { |
| bool audioMuted = self.participant.audioModeratorMuted || self.participant.audioLocalMuted; |
| self.audioState.hidden = !audioMuted; |
| self.moderatorState.hidden = !self.participant.isModerator || [self.delegate isParticipantHost: self.participant.uri]; |
| self.hostState.hidden = ![self.delegate isParticipantHost: self.participant.uri]; |
| self.cusp.hidden = (self.audioState.hidden && self.moderatorState.hidden && self.hostState.hidden); |
| BackgroundType type = self.audioState.hidden ? RECTANGLE_WITH_ROUNDED_RIGHT_CORNER : RECTANGLE; |
| if (!self.moderatorState.hidden && self.moderatorState.backgroundType != type) { |
| self.moderatorState.backgroundType = type; |
| [self.moderatorState setNeedsDisplay:YES]; |
| } |
| if (!self.hostState.hidden && self.hostState.backgroundType != type) { |
| self.hostState.backgroundType = type; |
| [self.hostState setNeedsDisplay:YES]; |
| } |
| bool couldManageConference = [self.delegate isMasterCall] || [self.delegate isCallModerator]; |
| self.buttonsContainer.hidden = !couldManageConference; |
| if (!couldManageConference) { |
| return; |
| } |
| int layout = [self.delegate getCurrentLayout]; |
| if (layout < 0) |
| return; |
| BOOL showConferenceHostOnly = !self.participant.isLocal && [self.delegate isMasterCall]; |
| BOOL hangupEnabled = ![self.delegate isParticipantHost: self.participant.uri]; |
| BOOL showMaximized = layout != 2; |
| BOOL showMinimized = !(layout == 0 || (layout == 1 && !self.participant.active)); |
| self.setModerator.enabled = showConferenceHostOnly; |
| self.hangup.enabled = hangupEnabled; |
| self.minimize.hidden = !showMinimized; |
| self.maximize.hidden = !showMaximized; |
| NSImage* muteAudioImage = audioMuted ? [NSImage imageNamed: @"ic_moderator_audio_muted.png"] : |
| [NSImage imageNamed: @"ic_moderator_audio_unmuted.png"]; |
| [self.muteAudio setImage: muteAudioImage]; |
| self.muteAudio.enabled = !self.participant.audioLocalMuted; |
| } |
| |
| -(void)mouseEntered:(NSEvent *)theEvent { |
| self.backgroundView.hidden = NO; |
| auto size1 = self.frame.size; |
| if (size1.width < minWidth && size1.height < minHeight) { |
| self.increasedBackgroundView.hidden = false; |
| self.backgroundView.layer.backgroundColor = [[NSColor clearColor] CGColor]; |
| } |
| [super mouseEntered:theEvent]; |
| } |
| |
| -(void)mouseExited:(NSEvent *)theEvent { |
| self.backgroundView.hidden = YES; |
| self.increasedBackgroundView.hidden = true; |
| self.backgroundView.layer.backgroundColor = [[NSColor colorWithCalibratedRed: 0 green: 0 blue: 0 alpha: 0.6] CGColor]; |
| [super mouseExited:theEvent]; |
| } |
| |
| -(void)mouseUp:(NSEvent *)theEvent |
| { |
| [super mouseUp:theEvent]; |
| if ([theEvent clickCount] == 1) { |
| [self performSelector:@selector(singleTap) withObject:nil afterDelay:[NSEvent doubleClickInterval]]; |
| } else if (theEvent.clickCount == 2) { |
| [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(singleTap) object:nil]; |
| } |
| } |
| |
| - (void)singleTap { |
| [self.delegate maximizeParticipant:self.participant.uri active: self.participant.active]; |
| } |
| |
| - (void)ensureTrackingArea { |
| if (trackingArea == nil) { |
| trackingArea = [[NSTrackingArea alloc] initWithRect:NSZeroRect |
| options:NSTrackingInVisibleRect |
| | NSTrackingActiveAlways |
| | NSTrackingMouseEnteredAndExited owner:self userInfo:nil]; |
| } |
| } |
| |
| - (void)updateTrackingAreas { |
| [super updateTrackingAreas]; |
| [self ensureTrackingArea]; |
| if (![[self trackingAreas] containsObject:trackingArea]) { |
| [self addTrackingArea:trackingArea]; |
| } |
| } |
| |
| |
| @end |