[Replay] Skip damage animations when skipping backward in replays

cockatrice/src/game/board/counter_state.cpp

@@ -13,12 +13,12 @@ CounterState *CounterState::fromProto(const ServerInfo_Counter &counter, QObject
                             convertColorToQColor(counter.counter_color()), counter.radius(), counter.count(), parent);
 }
 
-void CounterState::setValue(int newValue)
+void CounterState::setValue(int newValue, bool skipDamageAnimation)
 {
     if (newValue == value) {
         return;
     }
     int old = value;
     value = newValue;
-    emit valueChanged(old, newValue);
+    emit valueChanged(old, newValue, skipDamageAnimation);
 }

cockatrice/src/game/board/counter_state.h

@@ -35,10 +35,23 @@ public:
         return value;
     }
 
-    void setValue(int newValue);
+    /**
+     * @brief Set the counter value.
+     * @param newValue The new value.
+     * @param skipDamageAnimation When true, valueChanged is emitted with skipDamageAnimation=true, letting views
+     * suppress damage-related feedback (e.g. battlefield shimmer, life counter flash) for values set during replay
+     * rewinds.
+     */
+    void setValue(int newValue, bool skipDamageAnimation = false);
 
 signals:
-    void valueChanged(int oldValue, int newValue);
+    /**
+     * @brief Emitted whenever the value changes.
+     * @param oldValue The previous value.
+     * @param newValue The new value.
+     * @param skipDamageAnimation True when the change should not trigger damage/life-change feedback in views.
+     */
+    void valueChanged(int oldValue, int newValue, bool skipDamageAnimation);
 
 private:
     int id;

cockatrice/src/game/player/event_processing_options.h

@@ -13,7 +13,8 @@
 enum EventProcessingOption
 {
     SKIP_REVEAL_WINDOW = 0x0001,
-    SKIP_TAP_ANIMATION = 0x0002
+    SKIP_TAP_ANIMATION = 0x0002,
+    SKIP_DAMAGE_ANIMATION = 0x0004
 };
 
 // Wrap it in a QFlags typedef

cockatrice/src/game/player/player_event_handler.cpp

@@ -262,14 +262,15 @@ void PlayerEventHandler::eventCreateCounter(const Event_CreateCounter &event)
     player->addCounter(event.counter_info());
 }
 
-void PlayerEventHandler::eventSetCounter(const Event_SetCounter &event)
+void PlayerEventHandler::eventSetCounter(const Event_SetCounter &event, EventProcessingOptions options)
 {
     CounterState *ctr = player->getCounters().value(event.counter_id(), nullptr);
     if (!ctr) {
         return;
     }
     int oldValue = ctr->getValue();
-    ctr->setValue(event.value());
+    const bool skipDamageAnimation = options.testFlag(SKIP_DAMAGE_ANIMATION);
+    ctr->setValue(event.value(), skipDamageAnimation);
     emit logSetCounter(player, ctr->getName(), event.value(), oldValue);
 }
 
@@ -625,7 +626,7 @@ void PlayerEventHandler::processGameEvent(GameEvent::GameEventType type,
             eventCreateCounter(event.GetExtension(Event_CreateCounter::ext));
             break;
         case GameEvent::SET_COUNTER:
-            eventSetCounter(event.GetExtension(Event_SetCounter::ext));
+            eventSetCounter(event.GetExtension(Event_SetCounter::ext), options);
             break;
         case GameEvent::DEL_COUNTER:
             eventDelCounter(event.GetExtension(Event_DelCounter::ext));

cockatrice/src/game/player/player_event_handler.h

@@ -153,7 +153,7 @@ public:
     void eventCreateCounter(const Event_CreateCounter &event);
 
     /// Set a player-level counter value.
-    void eventSetCounter(const Event_SetCounter &event);
+    void eventSetCounter(const Event_SetCounter &event, EventProcessingOptions options);
 
     /// Delete a player-level counter.
     void eventDelCounter(const Event_DelCounter &event);

cockatrice/src/game_graphics/board/abstract_counter.cpp

@@ -29,9 +29,9 @@ AbstractCounter::AbstractCounter(CounterState *state,
 {
     setAcceptHoverEvents(true);
 
-    connect(state, &CounterState::valueChanged, this, [this](int oldValue, int newValue) {
+    connect(state, &CounterState::valueChanged, this, [this](int oldValue, int newValue, bool skipDamageAnimation) {
         value = newValue;
-        onValueChanged(oldValue, newValue);
+        onValueChanged(oldValue, newValue, skipDamageAnimation);
         update();
     });
 
@@ -230,7 +230,7 @@ void AbstractCounterDialog::changeValue(int diff)
     setTextValue(QString::number(curValue));
 }
 
-void AbstractCounter::onValueChanged(int /*oldValue*/, int /*newValue*/)
+void AbstractCounter::onValueChanged(int /*oldValue*/, int /*newValue*/, bool /*skipDamageAnimation*/)
 {
     // Default: no feedback. Subclasses such as PlayerCounter override this to
     // flash the counter on meaningful changes (life gain/loss).

cockatrice/src/game_graphics/board/abstract_counter.h

@@ -39,8 +39,9 @@ protected:
      * @brief Hook for subclasses that need per-value-change feedback (e.g. life-total flash).
      *
      * Called whenever the counter's value changes, before the item repaints.
+     * @param skipDamageAnimation True when damage-related feedback should be suppressed (replay rewinds).
      */
-    virtual void onValueChanged(int oldValue, int newValue);
+    virtual void onValueChanged(int oldValue, int newValue, bool skipDamageAnimation);
 
     void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
     void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;

cockatrice/src/game_graphics/player/player_graphics_item.cpp

@@ -251,8 +251,8 @@ void PlayerGraphicsItem::onCounterAdded(CounterState *state)
     AbstractCounter *widget;
     if (state->getName() == "life") {
         widget = playerTarget->addCounter(state);
-        connect(state, &CounterState::valueChanged, this, [this](int oldValue, int newValue) {
-            if (newValue < oldValue) {
+        connect(state, &CounterState::valueChanged, this, [this](int oldValue, int newValue, bool skipDamageAnimation) {
+            if (newValue < oldValue && !skipDamageAnimation) {
                 tableZoneGraphicsItem->triggerDamageShimmer();
             }
         });

cockatrice/src/game_graphics/player/player_target.cpp

@@ -69,7 +69,7 @@ void PlayerCounter::paint(QPainter *painter, const QStyleOptionGraphicsItem * /*
     }
 }
 
-void PlayerCounter::onValueChanged(int oldValue, int newValue)
+void PlayerCounter::onValueChanged(int oldValue, int newValue, bool skipDamageAnimation)
 {
     flashDelta = newValue - oldValue;
     if (flashDelta == 0) {
@@ -81,6 +81,11 @@ void PlayerCounter::onValueChanged(int oldValue, int newValue)
         return;
     }
 
+    if (skipDamageAnimation) {
+        flashAlpha = 0.0;
+        return;
+    }
+
     flashAlpha = 1.0;
     flashClock.start();
     if (scene()) {

cockatrice/src/game_graphics/player/player_target.h

@@ -21,7 +21,7 @@ class PlayerCounter : public AbstractCounter, public IAnimatedItem
 {
     Q_OBJECT
 protected:
-    void onValueChanged(int oldValue, int newValue) override;
+    void onValueChanged(int oldValue, int newValue, bool skipDamageAnimation) override;
 
 private:
     static constexpr qreal flashDurationMs = 450.0;

cockatrice/src/interface/widgets/replay/replay_manager.cpp

@@ -142,8 +142,10 @@ void ReplayManager::processNewEvents(PlaybackMode playbackMode)
         }
 
         // backwards skip => always skip tap animation
+        // backwards skip => always skip damage animation (battlefield shimmer / life counter flash)
         if (playbackMode == BACKWARD_SKIP) {
             options |= SKIP_TAP_ANIMATION;
+            options |= SKIP_DAMAGE_ANIMATION;
         }
 
         emit eventReplayed(replay->event_list(currentEvent), options);