| // 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 <stdio.h> |
| |
| #include "ash/ash_switches.h" |
| #include "ash/display/display_layout_store.h" |
| #include "base/command_line.h" |
| #include "base/logging.h" |
| #include "ui/gfx/display.h" |
| |
| namespace ash { |
| namespace internal { |
| |
| DisplayLayoutStore::DisplayLayoutStore() { |
| CommandLine* command_line = CommandLine::ForCurrentProcess(); |
| if (command_line->HasSwitch(switches::kAshSecondaryDisplayLayout)) { |
| std::string value = command_line->GetSwitchValueASCII( |
| switches::kAshSecondaryDisplayLayout); |
| char layout; |
| int offset = 0; |
| if (sscanf(value.c_str(), "%c,%d", &layout, &offset) == 2) { |
| if (layout == 't') |
| default_display_layout_.position = DisplayLayout::TOP; |
| else if (layout == 'b') |
| default_display_layout_.position = DisplayLayout::BOTTOM; |
| else if (layout == 'r') |
| default_display_layout_.position = DisplayLayout::RIGHT; |
| else if (layout == 'l') |
| default_display_layout_.position = DisplayLayout::LEFT; |
| default_display_layout_.offset = offset; |
| } |
| } |
| } |
| |
| DisplayLayoutStore::~DisplayLayoutStore() { |
| } |
| |
| void DisplayLayoutStore::SetDefaultDisplayLayout(const DisplayLayout& layout) { |
| CommandLine* command_line = CommandLine::ForCurrentProcess(); |
| if (!command_line->HasSwitch(switches::kAshSecondaryDisplayLayout)) |
| default_display_layout_ = layout; |
| } |
| |
| void DisplayLayoutStore::RegisterLayoutForDisplayIdPair( |
| int64 id1, |
| int64 id2, |
| const DisplayLayout& layout) { |
| paired_layouts_[std::make_pair(id1, id2)] = layout; |
| } |
| |
| DisplayLayout DisplayLayoutStore::GetRegisteredDisplayLayout( |
| const DisplayIdPair& pair) { |
| std::map<DisplayIdPair, DisplayLayout>::const_iterator iter = |
| paired_layouts_.find(pair); |
| return |
| iter != paired_layouts_.end() ? iter->second : CreateDisplayLayout(pair); |
| } |
| |
| DisplayLayout DisplayLayoutStore::ComputeDisplayLayoutForDisplayIdPair( |
| const DisplayIdPair& pair) { |
| DisplayLayout layout = GetRegisteredDisplayLayout(pair); |
| DCHECK_NE(layout.primary_id, gfx::Display::kInvalidDisplayID); |
| // Invert if the primary was swapped. If mirrored, first is always |
| // primary. |
| return (layout.primary_id == gfx::Display::kInvalidDisplayID || |
| pair.first == layout.primary_id) ? layout : layout.Invert(); |
| } |
| |
| void DisplayLayoutStore::UpdateMirrorStatus(const DisplayIdPair& pair, |
| bool mirrored) { |
| if (paired_layouts_.find(pair) == paired_layouts_.end()) |
| CreateDisplayLayout(pair); |
| paired_layouts_[pair].mirrored = mirrored; |
| } |
| |
| void DisplayLayoutStore::UpdatePrimaryDisplayId(const DisplayIdPair& pair, |
| int64 display_id) { |
| if (paired_layouts_.find(pair) == paired_layouts_.end()) |
| CreateDisplayLayout(pair); |
| paired_layouts_[pair].primary_id = display_id; |
| } |
| |
| DisplayLayout DisplayLayoutStore::CreateDisplayLayout( |
| const DisplayIdPair& pair) { |
| DisplayLayout layout = default_display_layout_; |
| layout.primary_id = pair.first; |
| paired_layouts_[pair] = layout; |
| return layout; |
| } |
| |
| } // namespace internal |
| } // namespace ash |