#include <cmath>
#include "ash/ash_constants.h"
+#include "ash/display/display_manager.h"
#include "ash/metrics/user_metrics_recorder.h"
#include "ash/shell.h"
#include "ash/system/audio/tray_audio_delegate.h"
#include "third_party/skia/include/core/SkRect.h"
#include "third_party/skia/include/effects/SkGradientShader.h"
#include "ui/gfx/canvas.h"
+#include "ui/gfx/display.h"
#include "ui/gfx/font_list.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia_operations.h"
volume_view_(NULL),
pop_up_volume_view_(false) {
Shell::GetInstance()->system_tray_notifier()->AddAudioObserver(this);
+ Shell::GetScreen()->AddObserver(this);
}
TrayAudio::~TrayAudio() {
+ Shell::GetScreen()->RemoveObserver(this);
Shell::GetInstance()->system_tray_notifier()->RemoveAudioObserver(this);
}
Update();
}
+void TrayAudio::OnDisplayAdded(const gfx::Display& new_display) {
+ if (new_display.id() != gfx::Display::InternalDisplayId())
+ return;
+ ChangeInternalSpeakerChannelMode();
+}
+
+void TrayAudio::OnDisplayRemoved(const gfx::Display& old_display) {
+ if (old_display.id() != gfx::Display::InternalDisplayId())
+ return;
+ ChangeInternalSpeakerChannelMode();
+}
+
+void TrayAudio::OnDisplayMetricsChanged(const gfx::Display& display,
+ uint32_t changed_metrics) {
+ if (display.id() != gfx::Display::InternalDisplayId())
+ return;
+
+ if (changed_metrics & gfx::DisplayObserver::DISPLAY_METRIC_ROTATION)
+ ChangeInternalSpeakerChannelMode();
+}
+
+void TrayAudio::ChangeInternalSpeakerChannelMode() {
+ // Swap left/right channel only if it is in Yoga mode.
+ system::TrayAudioDelegate::AudioChannelMode channel_mode =
+ system::TrayAudioDelegate::NORMAL;
+ if (gfx::Display::InternalDisplayId() != gfx::Display::kInvalidDisplayID) {
+ const DisplayInfo& display_info =
+ Shell::GetInstance()->display_manager()->GetDisplayInfo(
+ gfx::Display::InternalDisplayId());
+ if (display_info.rotation() == gfx::Display::ROTATE_180)
+ channel_mode = system::TrayAudioDelegate::LEFT_RIGHT_SWAPPED;
+ }
+
+ audio_delegate_->SetInternalSpeakerChannelMode(channel_mode);
+}
+
void TrayAudio::Update() {
if (tray_view())
tray_view()->SetVisible(GetInitialVisibility());