Method OnPinchStart

core/graphics/interaction/Pinch.cpp:19–22

}

bool interaction::Pinch::OnPinchStart(event::Event &event) {
    this->chart_->interactionContext_->Start();
    return false;
}

bool interaction::Pinch::OnPinch(event::Event &event) {
    auto timestamp = xg::CurrentTimestampAtMM();