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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.
- #include "ui/gfx/geometry/size.h"
- #include "base/numerics/clamped_math.h"
- #include "base/numerics/safe_math.h"
- #include "base/strings/stringprintf.h"
- #include "build/build_config.h"
- #include "ui/gfx/geometry/size_conversions.h"
- #if BUILDFLAG(IS_WIN)
- #include <windows.h>
- #elif BUILDFLAG(IS_IOS)
- #include <CoreGraphics/CoreGraphics.h>
- #elif BUILDFLAG(IS_MAC)
- #include <ApplicationServices/ApplicationServices.h>
- #endif
- namespace gfx {
- #if BUILDFLAG(IS_APPLE)
- Size::Size(const CGSize& s) : Size(s.width, s.height) {}
- #endif
- void Size::operator+=(const Size& size) {
- Enlarge(size.width(), size.height());
- }
- void Size::operator-=(const Size& size) {
- Enlarge(-size.width(), -size.height());
- }
- #if BUILDFLAG(IS_WIN)
- SIZE Size::ToSIZE() const {
- SIZE s;
- s.cx = width();
- s.cy = height();
- return s;
- }
- #elif BUILDFLAG(IS_APPLE)
- CGSize Size::ToCGSize() const {
- return CGSizeMake(width(), height());
- }
- #endif
- int Size::GetArea() const {
- return GetCheckedArea().ValueOrDie();
- }
- base::CheckedNumeric<int> Size::GetCheckedArea() const {
- base::CheckedNumeric<int> checked_area = width();
- checked_area *= height();
- return checked_area;
- }
- void Size::Enlarge(int grow_width, int grow_height) {
- SetSize(base::ClampAdd(width(), grow_width),
- base::ClampAdd(height(), grow_height));
- }
- void Size::SetToMin(const Size& other) {
- width_ = std::min(width_, other.width_);
- height_ = std::min(height_, other.height_);
- }
- void Size::SetToMax(const Size& other) {
- width_ = std::max(width_, other.width_);
- height_ = std::max(height_, other.height_);
- }
- std::string Size::ToString() const {
- return base::StringPrintf("%dx%d", width(), height());
- }
- Size ScaleToCeiledSize(const Size& size, float x_scale, float y_scale) {
- if (x_scale == 1.f && y_scale == 1.f)
- return size;
- return ToCeiledSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
- }
- Size ScaleToCeiledSize(const Size& size, float scale) {
- if (scale == 1.f)
- return size;
- return ToCeiledSize(ScaleSize(gfx::SizeF(size), scale, scale));
- }
- Size ScaleToFlooredSize(const Size& size, float x_scale, float y_scale) {
- if (x_scale == 1.f && y_scale == 1.f)
- return size;
- return ToFlooredSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
- }
- Size ScaleToFlooredSize(const Size& size, float scale) {
- if (scale == 1.f)
- return size;
- return ToFlooredSize(ScaleSize(gfx::SizeF(size), scale, scale));
- }
- Size ScaleToRoundedSize(const Size& size, float x_scale, float y_scale) {
- if (x_scale == 1.f && y_scale == 1.f)
- return size;
- return ToRoundedSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
- }
- Size ScaleToRoundedSize(const Size& size, float scale) {
- if (scale == 1.f)
- return size;
- return ToRoundedSize(ScaleSize(gfx::SizeF(size), scale, scale));
- }
- } // namespace gfx
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