132 lines
5.7 KiB
Java
132 lines
5.7 KiB
Java
package androidx.constraintlayout.solver.widgets.analyzer;
|
|
|
|
import androidx.constraintlayout.solver.widgets.Barrier;
|
|
import androidx.constraintlayout.solver.widgets.ConstraintWidget;
|
|
import androidx.constraintlayout.solver.widgets.analyzer.DependencyNode;
|
|
public class HelperReferences extends WidgetRun {
|
|
public HelperReferences(ConstraintWidget constraintWidget) {
|
|
super(constraintWidget);
|
|
}
|
|
|
|
private void addDependency(DependencyNode dependencyNode) {
|
|
this.start.dependencies.add(dependencyNode);
|
|
dependencyNode.targets.add(this.start);
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun
|
|
public void apply() {
|
|
ConstraintWidget constraintWidget = this.widget;
|
|
if (constraintWidget instanceof Barrier) {
|
|
this.start.delegateToWidgetRun = true;
|
|
Barrier barrier = (Barrier) constraintWidget;
|
|
int barrierType = barrier.getBarrierType();
|
|
boolean allowsGoneWidget = barrier.allowsGoneWidget();
|
|
int i = 0;
|
|
if (barrierType == 0) {
|
|
this.start.type = DependencyNode.Type.LEFT;
|
|
while (i < barrier.mWidgetsCount) {
|
|
ConstraintWidget constraintWidget2 = barrier.mWidgets[i];
|
|
if (allowsGoneWidget || constraintWidget2.getVisibility() != 8) {
|
|
DependencyNode dependencyNode = constraintWidget2.horizontalRun.start;
|
|
dependencyNode.dependencies.add(this.start);
|
|
this.start.targets.add(dependencyNode);
|
|
}
|
|
i++;
|
|
}
|
|
addDependency(this.widget.horizontalRun.start);
|
|
addDependency(this.widget.horizontalRun.end);
|
|
} else if (barrierType == 1) {
|
|
this.start.type = DependencyNode.Type.RIGHT;
|
|
while (i < barrier.mWidgetsCount) {
|
|
ConstraintWidget constraintWidget3 = barrier.mWidgets[i];
|
|
if (allowsGoneWidget || constraintWidget3.getVisibility() != 8) {
|
|
DependencyNode dependencyNode2 = constraintWidget3.horizontalRun.end;
|
|
dependencyNode2.dependencies.add(this.start);
|
|
this.start.targets.add(dependencyNode2);
|
|
}
|
|
i++;
|
|
}
|
|
addDependency(this.widget.horizontalRun.start);
|
|
addDependency(this.widget.horizontalRun.end);
|
|
} else if (barrierType == 2) {
|
|
this.start.type = DependencyNode.Type.TOP;
|
|
while (i < barrier.mWidgetsCount) {
|
|
ConstraintWidget constraintWidget4 = barrier.mWidgets[i];
|
|
if (allowsGoneWidget || constraintWidget4.getVisibility() != 8) {
|
|
DependencyNode dependencyNode3 = constraintWidget4.verticalRun.start;
|
|
dependencyNode3.dependencies.add(this.start);
|
|
this.start.targets.add(dependencyNode3);
|
|
}
|
|
i++;
|
|
}
|
|
addDependency(this.widget.verticalRun.start);
|
|
addDependency(this.widget.verticalRun.end);
|
|
} else if (barrierType == 3) {
|
|
this.start.type = DependencyNode.Type.BOTTOM;
|
|
while (i < barrier.mWidgetsCount) {
|
|
ConstraintWidget constraintWidget5 = barrier.mWidgets[i];
|
|
if (allowsGoneWidget || constraintWidget5.getVisibility() != 8) {
|
|
DependencyNode dependencyNode4 = constraintWidget5.verticalRun.end;
|
|
dependencyNode4.dependencies.add(this.start);
|
|
this.start.targets.add(dependencyNode4);
|
|
}
|
|
i++;
|
|
}
|
|
addDependency(this.widget.verticalRun.start);
|
|
addDependency(this.widget.verticalRun.end);
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun
|
|
public void applyToWidget() {
|
|
ConstraintWidget constraintWidget = this.widget;
|
|
if (constraintWidget instanceof Barrier) {
|
|
int barrierType = ((Barrier) constraintWidget).getBarrierType();
|
|
if (barrierType == 0 || barrierType == 1) {
|
|
this.widget.setX(this.start.value);
|
|
} else {
|
|
this.widget.setY(this.start.value);
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun
|
|
public void clear() {
|
|
this.runGroup = null;
|
|
this.start.clear();
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun
|
|
public void reset() {
|
|
this.start.resolved = false;
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun
|
|
public boolean supportsWrapComputation() {
|
|
return false;
|
|
}
|
|
|
|
@Override // androidx.constraintlayout.solver.widgets.analyzer.WidgetRun, androidx.constraintlayout.solver.widgets.analyzer.Dependency
|
|
public void update(Dependency dependency) {
|
|
Barrier barrier = (Barrier) this.widget;
|
|
int barrierType = barrier.getBarrierType();
|
|
int i = 0;
|
|
int i2 = -1;
|
|
for (DependencyNode dependencyNode : this.start.targets) {
|
|
int i3 = dependencyNode.value;
|
|
if (i2 == -1 || i3 < i2) {
|
|
i2 = i3;
|
|
}
|
|
if (i < i3) {
|
|
i = i3;
|
|
}
|
|
}
|
|
if (barrierType == 0 || barrierType == 2) {
|
|
this.start.resolve(barrier.getMargin() + i2);
|
|
} else {
|
|
this.start.resolve(barrier.getMargin() + i);
|
|
}
|
|
}
|
|
}
|