blob: 50df6919fb43c577802637d692c2d490b4c10041 [file] [log] [blame]
// Copyright 2016 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/ozone/platform/x11/x11_cursor_factory_ozone.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/cursor/cursors_aura.h"
#include "ui/gfx/geometry/point.h"
namespace ui {
namespace {
X11CursorOzone* ToX11CursorOzone(PlatformCursor cursor) {
return static_cast<X11CursorOzone*>(cursor);
PlatformCursor ToPlatformCursor(X11CursorOzone* cursor) {
return static_cast<PlatformCursor>(cursor);
// Gets default aura cursor bitmap/hotspot and creates a X11CursorOzone with it.
scoped_refptr<X11CursorOzone> CreateAuraX11Cursor(int type) {
SkBitmap bitmap;
gfx::Point hotspot;
if (GetCursorBitmap(type, &bitmap, &hotspot)) {
return new X11CursorOzone(bitmap, hotspot);
return nullptr;
} // namespace
: invisible_cursor_(X11CursorOzone::CreateInvisible()) {}
X11CursorFactoryOzone::~X11CursorFactoryOzone() {}
PlatformCursor X11CursorFactoryOzone::GetDefaultCursor(int type) {
return ToPlatformCursor(GetDefaultCursorInternal(type).get());
PlatformCursor X11CursorFactoryOzone::CreateImageCursor(
const SkBitmap& bitmap,
const gfx::Point& hotspot) {
// There is a problem with custom cursors that have no custom data. The
// resulting SkBitmap is empty and X crashes when creating a zero size cursor
// image. Return invisible cursor here instead.
if (bitmap.drawsNothing()) {
return ToPlatformCursor(invisible_cursor_.get());
X11CursorOzone* cursor = new X11CursorOzone(bitmap, hotspot);
return ToPlatformCursor(cursor);
PlatformCursor X11CursorFactoryOzone::CreateAnimatedCursor(
const std::vector<SkBitmap>& bitmaps,
const gfx::Point& hotspot,
int frame_delay_ms) {
X11CursorOzone* cursor = new X11CursorOzone(bitmaps, hotspot, frame_delay_ms);
return ToPlatformCursor(cursor);
void X11CursorFactoryOzone::RefImageCursor(PlatformCursor cursor) {
void X11CursorFactoryOzone::UnrefImageCursor(PlatformCursor cursor) {
scoped_refptr<X11CursorOzone> X11CursorFactoryOzone::GetDefaultCursorInternal(
int type) {
if (type == kCursorNone)
return invisible_cursor_;
// TODO(kylechar): Use predefined X cursors here instead.
if (!default_cursors_.count(type)) {
// Loads the default aura cursor bitmap for cursor type. Falls back on
// pointer cursor then invisible cursor if this fails.
scoped_refptr<X11CursorOzone> cursor = CreateAuraX11Cursor(type);
if (!cursor.get()) {
if (type != kCursorPointer) {
cursor = GetDefaultCursorInternal(kCursorPointer);
} else {
NOTREACHED() << "Failed to load default cursor bitmap";
default_cursors_[type] = cursor;
// Returns owned default cursor for this type.
return default_cursors_[type];
} // namespace ui