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// Copyright (c) 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.
#ifndef UI_BASE_CURSOR_CURSOR_H_
#define UI_BASE_CURSOR_CURSOR_H_
#include "build/build_config.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/cursor/cursor_type.h"
#include "ui/base/ui_base_export.h"
#include "ui/gfx/geometry/point.h"
#if defined(OS_WIN)
typedef struct HINSTANCE__* HINSTANCE;
typedef struct HICON__* HICON;
typedef HICON HCURSOR;
#endif
namespace ui {
#if defined(OS_WIN)
typedef ::HCURSOR PlatformCursor;
#elif defined(USE_X11)
typedef unsigned long PlatformCursor;
#else
typedef void* PlatformCursor;
#endif
// Ref-counted cursor that supports both default and custom cursors.
class UI_BASE_EXPORT Cursor {
public:
Cursor();
// Implicit constructor.
Cursor(CursorType type);
// Allow copy.
Cursor(const Cursor& cursor);
~Cursor();
void SetPlatformCursor(const PlatformCursor& platform);
void RefCustomCursor();
void UnrefCustomCursor();
CursorType native_type() const { return native_type_; }
PlatformCursor platform() const { return platform_cursor_; }
float device_scale_factor() const {
return device_scale_factor_;
}
void set_device_scale_factor(float device_scale_factor) {
device_scale_factor_ = device_scale_factor;
}
SkBitmap GetBitmap() const;
void set_custom_bitmap(const SkBitmap& bitmap) { custom_bitmap_ = bitmap; }
gfx::Point GetHotspot() const;
void set_custom_hotspot(const gfx::Point& hotspot) {
custom_hotspot_ = hotspot;
}
bool operator==(CursorType type) const { return native_type_ == type; }
bool operator==(const Cursor& cursor) const {
return native_type_ == cursor.native_type_ &&
platform_cursor_ == cursor.platform_cursor_ &&
device_scale_factor_ == cursor.device_scale_factor_ &&
custom_bitmap_.info() == cursor.custom_bitmap_.info() &&
custom_bitmap_.rowBytes() == cursor.custom_bitmap_.rowBytes() &&
custom_bitmap_.getPixels() == cursor.custom_bitmap_.getPixels() &&
custom_hotspot_ == cursor.custom_hotspot_;
}
bool operator!=(CursorType type) const { return native_type_ != type; }
bool operator!=(const Cursor& cursor) const {
return native_type_ != cursor.native_type_ ||
platform_cursor_ != cursor.platform_cursor_ ||
device_scale_factor_ != cursor.device_scale_factor_ ||
custom_bitmap_.info() != cursor.custom_bitmap_.info() ||
custom_bitmap_.rowBytes() != cursor.custom_bitmap_.rowBytes() ||
custom_bitmap_.getPixels() != cursor.custom_bitmap_.getPixels() ||
custom_hotspot_ != cursor.custom_hotspot_;
}
void operator=(const Cursor& cursor) {
Assign(cursor);
}
private:
void Assign(const Cursor& cursor);
#if defined(USE_AURA)
SkBitmap GetDefaultBitmap() const;
gfx::Point GetDefaultHotspot() const;
#endif
// See definitions above.
CursorType native_type_;
PlatformCursor platform_cursor_;
// The device scale factor for the cursor.
float device_scale_factor_;
// The bitmap for the cursor. This is only used when it is custom cursor type.
SkBitmap custom_bitmap_;
// The hotspot for the cursor. This is only used when it is custom cursor
// type.
gfx::Point custom_hotspot_;
};
} // namespace ui
#endif // UI_BASE_CURSOR_CURSOR_H_