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// Copyright 2012 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 "ui/android/display_android_manager.h"
#include <jni.h>
#include <map>
#include "base/android/jni_android.h"
#include "base/stl_util.h"
#include "jni/DisplayAndroidManager_jni.h"
#include "ui/android/screen_android.h"
#include "ui/android/window_android.h"
#include "ui/display/display.h"
#include "ui/gfx/icc_profile.h"
namespace ui {
using base::android::AttachCurrentThread;
using display::Display;
using display::DisplayList;
void SetScreenAndroid() {
// Do not override existing Screen.
DCHECK_EQ(display::Screen::GetScreen(), nullptr);
DisplayAndroidManager* manager = new DisplayAndroidManager();
display::Screen::SetScreenInstance(manager);
JNIEnv* env = AttachCurrentThread();
Java_DisplayAndroidManager_onNativeSideCreated(env, (jlong)manager);
}
DisplayAndroidManager::DisplayAndroidManager() {}
DisplayAndroidManager::~DisplayAndroidManager() {}
// Screen interface.
Display DisplayAndroidManager::GetDisplayNearestWindow(
gfx::NativeWindow window) const {
if (window) {
DisplayList::Displays::const_iterator it =
display_list().FindDisplayById(window->display_id());
if (it != display_list().displays().end()) {
return *it;
}
}
return GetPrimaryDisplay();
}
Display DisplayAndroidManager::GetDisplayNearestView(
gfx::NativeView view) const {
return GetDisplayNearestWindow(view ? view->GetWindowAndroid() : nullptr);
}
// There is no notion of relative display positions on Android.
Display DisplayAndroidManager::GetDisplayNearestPoint(
const gfx::Point& point) const {
NOTIMPLEMENTED();
return GetPrimaryDisplay();
}
// There is no notion of relative display positions on Android.
Display DisplayAndroidManager::GetDisplayMatching(
const gfx::Rect& match_rect) const {
NOTIMPLEMENTED();
return GetPrimaryDisplay();
}
// Methods called from Java
void DisplayAndroidManager::UpdateDisplay(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jobject,
jint sdkDisplayId,
jint width,
jint height,
jfloat dipScale,
jint rotationDegrees,
jint bitsPerPixel,
jint bitsPerComponent,
jboolean isWideColorGamut) {
gfx::Rect bounds_in_pixels = gfx::Rect(width, height);
const gfx::Rect bounds_in_dip = gfx::Rect(
gfx::ScaleToCeiledSize(bounds_in_pixels.size(), 1.0f / dipScale));
display::Display display(sdkDisplayId, bounds_in_dip);
if (!Display::HasForceDeviceScaleFactor())
display.set_device_scale_factor(dipScale);
if (!Display::HasForceColorProfile()) {
// TODO(ccameron): Use CreateDisplayP3D65 if isWideColorGamut is true, once
// the feature is ready to use.
display.set_color_space(gfx::ColorSpace::CreateSRGB());
}
display.set_size_in_pixels(bounds_in_pixels.size());
display.SetRotationAsDegree(rotationDegrees);
display.set_color_depth(bitsPerPixel);
display.set_depth_per_component(bitsPerComponent);
display.set_is_monochrome(bitsPerComponent == 0);
ProcessDisplayChanged(display, sdkDisplayId == primary_display_id_);
}
void DisplayAndroidManager::RemoveDisplay(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jobject,
jint sdkDisplayId) {
display_list().RemoveDisplay(sdkDisplayId);
}
void DisplayAndroidManager::SetPrimaryDisplayId(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jobject,
jint sdkDisplayId) {
primary_display_id_ = sdkDisplayId;
}
} // namespace ui
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