skia2/include/core/SkSize.h
Brian Salomon a56a746b7e Remove GrSurfaceDesc
Replace with SkISize.
Also change some const SkISize& params to just SkISize.

Change-Id: I3c72d961662eefeda545fba17d63e877cd5ca813
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/269374
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
2020-02-07 19:48:13 +00:00

91 lines
2.7 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkSize_DEFINED
#define SkSize_DEFINED
#include "include/core/SkScalar.h"
struct SkISize {
int32_t fWidth;
int32_t fHeight;
static constexpr SkISize Make(int32_t w, int32_t h) { return {w, h}; }
static constexpr SkISize MakeEmpty() { return {0, 0}; }
void set(int32_t w, int32_t h) { *this = SkISize{w, h}; }
/** Returns true iff fWidth == 0 && fHeight == 0
*/
bool isZero() const { return 0 == fWidth && 0 == fHeight; }
/** Returns true if either width or height are <= 0 */
bool isEmpty() const { return fWidth <= 0 || fHeight <= 0; }
/** Set the width and height to 0 */
void setEmpty() { fWidth = fHeight = 0; }
constexpr int32_t width() const { return fWidth; }
constexpr int32_t height() const { return fHeight; }
constexpr int64_t area() const { return fWidth * fHeight; }
bool equals(int32_t w, int32_t h) const { return fWidth == w && fHeight == h; }
};
static inline bool operator==(const SkISize& a, const SkISize& b) {
return a.fWidth == b.fWidth && a.fHeight == b.fHeight;
}
static inline bool operator!=(const SkISize& a, const SkISize& b) { return !(a == b); }
///////////////////////////////////////////////////////////////////////////////
struct SkSize {
SkScalar fWidth;
SkScalar fHeight;
static SkSize Make(SkScalar w, SkScalar h) { return {w, h}; }
static SkSize Make(const SkISize& src) {
return {SkIntToScalar(src.width()), SkIntToScalar(src.height())};
}
static SkSize MakeEmpty() { return {0, 0}; }
void set(SkScalar w, SkScalar h) { *this = SkSize{w, h}; }
/** Returns true iff fWidth == 0 && fHeight == 0
*/
bool isZero() const { return 0 == fWidth && 0 == fHeight; }
/** Returns true if either width or height are <= 0 */
bool isEmpty() const { return fWidth <= 0 || fHeight <= 0; }
/** Set the width and height to 0 */
void setEmpty() { *this = SkSize{0, 0}; }
SkScalar width() const { return fWidth; }
SkScalar height() const { return fHeight; }
bool equals(SkScalar w, SkScalar h) const { return fWidth == w && fHeight == h; }
SkISize toRound() const { return {SkScalarRoundToInt(fWidth), SkScalarRoundToInt(fHeight)}; }
SkISize toCeil() const { return {SkScalarCeilToInt(fWidth), SkScalarCeilToInt(fHeight)}; }
SkISize toFloor() const { return {SkScalarFloorToInt(fWidth), SkScalarFloorToInt(fHeight)}; }
};
static inline bool operator==(const SkSize& a, const SkSize& b) {
return a.fWidth == b.fWidth && a.fHeight == b.fHeight;
}
static inline bool operator!=(const SkSize& a, const SkSize& b) { return !(a == b); }
#endif