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116 lines
3.0 KiB
116 lines
3.0 KiB
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "ui/gfx/geometry/size.h"
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#if defined(OS_WIN)
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#include <windows.h>
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#elif defined(OS_IOS)
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#include <CoreGraphics/CoreGraphics.h>
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#elif defined(OS_MACOSX)
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#include <ApplicationServices/ApplicationServices.h>
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#endif
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#include "base/numerics/clamped_math.h"
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#include "base/numerics/safe_math.h"
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#include "base/strings/stringprintf.h"
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#include "build/build_config.h"
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#include "ui/gfx/geometry/safe_integer_conversions.h"
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#include "ui/gfx/geometry/size_conversions.h"
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namespace gfx {
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#if defined(OS_MACOSX)
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Size::Size(const CGSize& s)
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: width_(s.width < 0 ? 0 : s.width),
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height_(s.height < 0 ? 0 : s.height) {
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}
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Size& Size::operator=(const CGSize& s) {
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set_width(s.width);
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set_height(s.height);
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return *this;
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}
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#endif
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#if defined(OS_WIN)
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SIZE Size::ToSIZE() const {
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SIZE s;
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s.cx = width();
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s.cy = height();
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return s;
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}
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#elif defined(OS_MACOSX)
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CGSize Size::ToCGSize() const {
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return CGSizeMake(width(), height());
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}
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#endif
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int Size::GetArea() const {
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return GetCheckedArea().ValueOrDie();
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}
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base::CheckedNumeric<int> Size::GetCheckedArea() const {
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base::CheckedNumeric<int> checked_area = width();
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checked_area *= height();
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return checked_area;
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}
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void Size::Enlarge(int grow_width, int grow_height) {
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SetSize(base::ClampAdd(width(), grow_width),
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base::ClampAdd(height(), grow_height));
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}
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void Size::SetToMin(const Size& other) {
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width_ = width() <= other.width() ? width() : other.width();
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height_ = height() <= other.height() ? height() : other.height();
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}
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void Size::SetToMax(const Size& other) {
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width_ = width() >= other.width() ? width() : other.width();
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height_ = height() >= other.height() ? height() : other.height();
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}
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std::string Size::ToString() const {
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return base::StringPrintf("%dx%d", width(), height());
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}
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Size ScaleToCeiledSize(const Size& size, float x_scale, float y_scale) {
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if (x_scale == 1.f && y_scale == 1.f)
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return size;
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return ToCeiledSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
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}
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Size ScaleToCeiledSize(const Size& size, float scale) {
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if (scale == 1.f)
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return size;
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return ToCeiledSize(ScaleSize(gfx::SizeF(size), scale, scale));
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}
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Size ScaleToFlooredSize(const Size& size, float x_scale, float y_scale) {
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if (x_scale == 1.f && y_scale == 1.f)
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return size;
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return ToFlooredSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
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}
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Size ScaleToFlooredSize(const Size& size, float scale) {
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if (scale == 1.f)
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return size;
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return ToFlooredSize(ScaleSize(gfx::SizeF(size), scale, scale));
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}
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Size ScaleToRoundedSize(const Size& size, float x_scale, float y_scale) {
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if (x_scale == 1.f && y_scale == 1.f)
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return size;
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return ToRoundedSize(ScaleSize(gfx::SizeF(size), x_scale, y_scale));
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}
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Size ScaleToRoundedSize(const Size& size, float scale) {
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if (scale == 1.f)
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return size;
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return ToRoundedSize(ScaleSize(gfx::SizeF(size), scale, scale));
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}
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} // namespace gfx
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