18         ClusterPos(Cluster* cluster, size_t pos) : fCluster(cluster), fPos(pos) {}  in ClusterPos()  argument
19         inline Cluster* cluster() const { return fCluster; }  in cluster()  function
49         inline Cluster* startCluster() const { return fStart.cluster(); }  in startCluster()
50         inline Cluster* endCluster() const { return fEnd.cluster(); }  in endCluster()
51         inline Cluster* breakCluster() const { return fBreak.cluster(); }  in breakCluster()
55         bool endOfCluster() { return fEnd.position() == fEnd.cluster()->endPos(); }  in endOfCluster()
58                    (fEnd.cluster()->isHardBreak() || fEnd.cluster()->isSoftBreak());  in endOfWord()
68         bool empty() { return fStart.cluster() == fEnd.cluster() &&  in empty()
73         void extend(Cluster* cluster) {  in extend()  argument
74             if (fStart.cluster() == nullptr) {  in extend()
75                 fStart = ClusterPos(cluster, cluster->startPos());  in extend()
77             fEnd = ClusterPos(cluster, cluster->endPos());  in extend()
78             if (!cluster->run()->isPlaceholder()) {  in extend()
79                 fMetrics.add(cluster->run());  in extend()
81             fWidth += cluster->width();  in extend()
84         void extend(Cluster* cluster, size_t pos) {  in extend()  argument
85             fEnd = ClusterPos(cluster, pos);  in extend()
86             if (cluster->run() != nullptr) {  in extend()
87                 fMetrics.add(cluster->run());  in extend()
91         void startFrom(Cluster* cluster, size_t pos) {  in startFrom()  argument
92             fStart = ClusterPos(cluster, pos);  in startFrom()
93             fEnd = ClusterPos(cluster, pos);  in startFrom()
94             if (cluster->run() != nullptr) {  in startFrom()
95                 fMetrics.add(cluster->run());  in startFrom()
112             if (fEnd.cluster() != nullptr &&  in trim()
113                 fEnd.cluster()->master() != nullptr &&  in trim()
114                 fEnd.cluster()->run() != nullptr &&  in trim()
115                 fEnd.cluster()->run()->placeholderStyle() == nullptr &&  in trim()
117                 fWidth -= (fEnd.cluster()->width() - fEnd.cluster()->trimmedWidth(fEnd.position()));  in trim()
121         void trim(Cluster* cluster) {  in trim()  argument
122             SkASSERT(fEnd.cluster() == cluster);  in trim()
123             if (fEnd.cluster() > fStart.cluster()) {  in trim()
125                 fWidth -= cluster->width();  in trim()