diff options
Diffstat (limited to 'chromium/ash/display/display_change_observer_chromeos.cc')
| -rw-r--r-- | chromium/ash/display/display_change_observer_chromeos.cc | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/chromium/ash/display/display_change_observer_chromeos.cc b/chromium/ash/display/display_change_observer_chromeos.cc deleted file mode 100644 index 4215ac89dba..00000000000 --- a/chromium/ash/display/display_change_observer_chromeos.cc +++ /dev/null @@ -1,189 +0,0 @@ -// Copyright 2013 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "ash/display/display_change_observer_chromeos.h" - -#include <algorithm> -#include <map> -#include <set> -#include <vector> - -#include "ash/ash_switches.h" -#include "ash/display/display_info.h" -#include "ash/display/display_layout_store.h" -#include "ash/display/display_manager.h" -#include "ash/shell.h" -#include "base/command_line.h" -#include "base/logging.h" -#include "chromeos/display/output_util.h" -#include "grit/ash_strings.h" -#include "ui/base/l10n/l10n_util.h" -#include "ui/base/x/x11_util.h" -#include "ui/compositor/dip_util.h" -#include "ui/gfx/display.h" - -namespace ash { -namespace internal { - -using chromeos::OutputConfigurator; - -namespace { - -// The DPI threshold to detect high density screen. -// Higher DPI than this will use device_scale_factor=2. -const unsigned int kHighDensityDPIThreshold = 160; - -// 1 inch in mm. -const float kInchInMm = 25.4f; - -// Resolution list are sorted by the area in pixels and the larger -// one comes first. -struct ResolutionSorter { - bool operator()(const Resolution& a, const Resolution& b) { - return a.size.width() * a.size.height() > b.size.width() * b.size.height(); - } -}; - -} // namespace - -// static -std::vector<Resolution> DisplayChangeObserver::GetResolutionList( - const OutputConfigurator::OutputSnapshot& output) { - typedef std::map<std::pair<int,int>, Resolution> ResolutionMap; - ResolutionMap resolution_map; - - for (std::map<RRMode, OutputConfigurator::ModeInfo>::const_iterator it = - output.mode_infos.begin(); it != output.mode_infos.end(); ++it) { - const OutputConfigurator::ModeInfo& mode_info = it->second; - const std::pair<int, int> size(mode_info.width, mode_info.height); - const Resolution resolution(gfx::Size(mode_info.width, mode_info.height), - mode_info.interlaced); - - // Add the resolution if it isn't already present and override interlaced - // resolutions with non-interlaced ones. - ResolutionMap::iterator resolution_it = resolution_map.find(size); - if (resolution_it == resolution_map.end()) - resolution_map.insert(std::make_pair(size, resolution)); - else if (resolution_it->second.interlaced && !resolution.interlaced) - resolution_it->second = resolution; - } - - std::vector<Resolution> resolution_list; - for (ResolutionMap::const_iterator iter = resolution_map.begin(); - iter != resolution_map.end(); - ++iter) { - resolution_list.push_back(iter->second); - } - std::sort(resolution_list.begin(), resolution_list.end(), ResolutionSorter()); - return resolution_list; -} - -DisplayChangeObserver::DisplayChangeObserver() { - Shell::GetInstance()->AddShellObserver(this); -} - -DisplayChangeObserver::~DisplayChangeObserver() { - Shell::GetInstance()->RemoveShellObserver(this); -} - -chromeos::OutputState DisplayChangeObserver::GetStateForDisplayIds( - const std::vector<int64>& display_ids) const { - if (CommandLine::ForCurrentProcess()->HasSwitch( - switches::kAshForceMirrorMode)) { - return chromeos::STATE_DUAL_MIRROR; - } - - CHECK_EQ(2U, display_ids.size()); - DisplayIdPair pair = std::make_pair(display_ids[0], display_ids[1]); - DisplayLayout layout = Shell::GetInstance()->display_manager()-> - layout_store()->GetRegisteredDisplayLayout(pair); - return layout.mirrored ? - chromeos::STATE_DUAL_MIRROR : chromeos::STATE_DUAL_EXTENDED; -} - -bool DisplayChangeObserver::GetResolutionForDisplayId(int64 display_id, - int* width, - int* height) const { - gfx::Size resolution; - if (!Shell::GetInstance()->display_manager()-> - GetSelectedResolutionForDisplayId(display_id, &resolution)) { - return false; - } - - *width = resolution.width(); - *height = resolution.height(); - return true; -} - -void DisplayChangeObserver::OnDisplayModeChanged( - const std::vector<OutputConfigurator::OutputSnapshot>& outputs) { - std::vector<DisplayInfo> displays; - std::set<int64> ids; - for (size_t i = 0; i < outputs.size(); ++i) { - const OutputConfigurator::OutputSnapshot& output = outputs[i]; - - if (output.is_internal && - gfx::Display::InternalDisplayId() == gfx::Display::kInvalidDisplayID) { - // Fall back to output index. crbug.com/180100 - gfx::Display::SetInternalDisplayId( - output.display_id == gfx::Display::kInvalidDisplayID ? output.index : - output.display_id); - } - - const OutputConfigurator::ModeInfo* mode_info = - OutputConfigurator::GetModeInfo(output, output.current_mode); - if (!mode_info) - continue; - - float device_scale_factor = 1.0f; - if (!ui::IsXDisplaySizeBlackListed(output.width_mm, output.height_mm) && - (kInchInMm * mode_info->width / output.width_mm) > - kHighDensityDPIThreshold) { - device_scale_factor = 2.0f; - } - gfx::Rect display_bounds( - output.x, output.y, mode_info->width, mode_info->height); - - std::vector<Resolution> resolutions; - if (!output.is_internal) - resolutions = GetResolutionList(output); - - std::string name = output.is_internal ? - l10n_util::GetStringUTF8(IDS_ASH_INTERNAL_DISPLAY_NAME) : - chromeos::GetDisplayName(output.output); - if (name.empty()) - name = l10n_util::GetStringUTF8(IDS_ASH_STATUS_TRAY_UNKNOWN_DISPLAY_NAME); - - bool has_overscan = false; - chromeos::GetOutputOverscanFlag(output.output, &has_overscan); - - int64 id = output.display_id; - if (id == gfx::Display::kInvalidDisplayID || ids.find(id) != ids.end()) - id = output.index; - ids.insert(id); - - displays.push_back(DisplayInfo(id, name, has_overscan)); - displays.back().set_device_scale_factor(device_scale_factor); - displays.back().SetBounds(display_bounds); - displays.back().set_native(true); - displays.back().set_resolutions(resolutions); - displays.back().set_touch_support( - output.touch_device_id == 0 ? gfx::Display::TOUCH_SUPPORT_UNAVAILABLE : - gfx::Display::TOUCH_SUPPORT_AVAILABLE); - } - - // DisplayManager can be null during the boot. - Shell::GetInstance()->display_manager()->OnNativeDisplaysChanged(displays); -} - -void DisplayChangeObserver::OnAppTerminating() { -#if defined(USE_ASH) - // Stop handling display configuration events once the shutdown - // process starts. crbug.com/177014. - Shell::GetInstance()->output_configurator()->Stop(); -#endif -} - -} // namespace internal -} // namespace ash |