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// Copyright (c) 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 "ui/base/touch/touch_device.h"
#include "base/logging.h"
#include "jni/TouchDevice_jni.h"
namespace ui {
bool IsTouchDevicePresent() {
return true;
}
int MaxTouchPoints() {
JNIEnv* env = base::android::AttachCurrentThread();
jobject context = base::android::GetApplicationContext();
jint max_touch_points = Java_TouchDevice_maxTouchPoints(env, context);
return static_cast<int>(max_touch_points);
}
int GetAvailablePointerTypes() {
JNIEnv* env = base::android::AttachCurrentThread();
jobject context = base::android::GetApplicationContext();
jint available_pointer_types =
Java_TouchDevice_availablePointerTypes(env, context);
return static_cast<int>(available_pointer_types);
}
PointerType GetPrimaryPointerType() {
int available_pointer_types = GetAvailablePointerTypes();
if (available_pointer_types & POINTER_TYPE_COARSE)
return POINTER_TYPE_COARSE;
if (available_pointer_types & POINTER_TYPE_FINE)
return POINTER_TYPE_FINE;
DCHECK_EQ(available_pointer_types, POINTER_TYPE_NONE);
return POINTER_TYPE_NONE;
}
int GetAvailableHoverTypes() {
JNIEnv* env = base::android::AttachCurrentThread();
jobject context = base::android::GetApplicationContext();
jint available_hover_types =
Java_TouchDevice_availableHoverTypes(env, context);
return static_cast<int>(available_hover_types);
}
HoverType GetPrimaryHoverType() {
int available_hover_types = GetAvailableHoverTypes();
if (available_hover_types & HOVER_TYPE_ON_DEMAND)
return HOVER_TYPE_ON_DEMAND;
if (available_hover_types & HOVER_TYPE_HOVER)
return HOVER_TYPE_HOVER;
DCHECK_EQ(available_hover_types, HOVER_TYPE_NONE);
return HOVER_TYPE_NONE;
}
bool RegisterTouchDeviceAndroid(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace ui
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