| 1 | use crate::{prelude::*, scalar}; |
| 2 | use skia_bindings::{self as sb, SkISize, SkSize}; |
| 3 | use std::ops::{Div, DivAssign, Mul, MulAssign}; |
| 4 | |
| 5 | #[repr (C)] |
| 6 | #[derive (Copy, Clone, PartialEq, Eq, Default, Debug)] |
| 7 | pub struct ISize { |
| 8 | pub width: i32, |
| 9 | pub height: i32, |
| 10 | } |
| 11 | |
| 12 | native_transmutable!(SkISize, ISize, isize_layout); |
| 13 | |
| 14 | impl ISize { |
| 15 | pub const fn new(w: i32, h: i32) -> ISize { |
| 16 | ISize { |
| 17 | width: w, |
| 18 | height: h, |
| 19 | } |
| 20 | } |
| 21 | |
| 22 | pub const fn new_empty() -> ISize { |
| 23 | Self::new(0, 0) |
| 24 | } |
| 25 | |
| 26 | pub fn set(&mut self, w: i32, h: i32) { |
| 27 | *self = Self::new(w, h); |
| 28 | } |
| 29 | |
| 30 | pub fn is_zero(self) -> bool { |
| 31 | self.width == 0 && self.height == 0 |
| 32 | } |
| 33 | |
| 34 | pub fn is_empty(self) -> bool { |
| 35 | self.width <= 0 || self.height <= 0 |
| 36 | } |
| 37 | |
| 38 | pub fn set_empty(&mut self) { |
| 39 | *self = Self::new_empty(); |
| 40 | } |
| 41 | |
| 42 | pub const fn area(self) -> i64 { |
| 43 | self.width as i64 * self.height as i64 |
| 44 | } |
| 45 | |
| 46 | // TODO: should the functions with() and height() be supported? |
| 47 | |
| 48 | pub fn equals(self, w: i32, h: i32) -> bool { |
| 49 | self == Self::new(w, h) |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | #[repr (C)] |
| 54 | #[derive (Copy, Clone, PartialEq, Default, Debug)] |
| 55 | pub struct Size { |
| 56 | pub width: scalar, |
| 57 | pub height: scalar, |
| 58 | } |
| 59 | |
| 60 | native_transmutable!(SkSize, Size, size_layout); |
| 61 | |
| 62 | impl Size { |
| 63 | pub const fn new(w: scalar, h: scalar) -> Size { |
| 64 | Size { |
| 65 | width: w, |
| 66 | height: h, |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | pub const fn from_isize(src: ISize) -> Size { |
| 71 | Self::new(src.width as _, src.height as _) |
| 72 | } |
| 73 | |
| 74 | pub const fn new_empty() -> Self { |
| 75 | Self::new(0.0, 0.0) |
| 76 | } |
| 77 | |
| 78 | pub fn set(&mut self, w: scalar, h: scalar) { |
| 79 | *self = Self::new(w, h); |
| 80 | } |
| 81 | |
| 82 | pub fn is_zero(self) -> bool { |
| 83 | self.width == 0.0 && self.height == 0.0 |
| 84 | } |
| 85 | |
| 86 | pub fn is_empty(self) -> bool { |
| 87 | self.width <= 0.0 || self.height <= 0.0 |
| 88 | } |
| 89 | |
| 90 | pub fn set_empty(&mut self) { |
| 91 | *self = Self::new_empty() |
| 92 | } |
| 93 | |
| 94 | // TODO: should width() and height() be supported? |
| 95 | |
| 96 | pub fn equals(self, w: scalar, h: scalar) -> bool { |
| 97 | self == Self::new(w, h) |
| 98 | } |
| 99 | |
| 100 | pub fn to_round(self) -> ISize { |
| 101 | ISize::from_native_c(unsafe { sb::C_SkSize_toRound(self.native()) }) |
| 102 | } |
| 103 | |
| 104 | pub fn to_ceil(self) -> ISize { |
| 105 | ISize::from_native_c(unsafe { sb::C_SkSize_toCeil(self.native()) }) |
| 106 | } |
| 107 | |
| 108 | pub fn to_floor(self) -> ISize { |
| 109 | ISize::from_native_c(unsafe { sb::C_SkSize_toFloor(self.native()) }) |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | // |
| 114 | // From |
| 115 | // |
| 116 | |
| 117 | impl From<(i32, i32)> for ISize { |
| 118 | fn from(source: (i32, i32)) -> Self { |
| 119 | Self::new(w:source.0, h:source.1) |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | impl From<(scalar, scalar)> for Size { |
| 124 | fn from(source: (scalar, scalar)) -> Self { |
| 125 | Self::new(w:source.0, h:source.1) |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | impl From<ISize> for Size { |
| 130 | fn from(size: ISize) -> Self { |
| 131 | Self::new(w:size.width as _, h:size.height as _) |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | // TODO: this is experimental. |
| 136 | impl From<(i32, i32)> for Size { |
| 137 | fn from(source: (i32, i32)) -> Self { |
| 138 | (source.0 as scalar, source.1 as scalar).into() |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | impl Div<scalar> for Size { |
| 143 | type Output = Self; |
| 144 | fn div(self, rhs: scalar) -> Self { |
| 145 | Self::new(self.width / rhs, self.height / rhs) |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | impl DivAssign<scalar> for Size { |
| 150 | fn div_assign(&mut self, rhs: scalar) { |
| 151 | *self = *self / rhs |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | impl Mul<scalar> for Size { |
| 156 | type Output = Self; |
| 157 | fn mul(self, rhs: scalar) -> Self { |
| 158 | Self::new(self.width * rhs, self.height * rhs) |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | impl MulAssign<scalar> for Size { |
| 163 | fn mul_assign(&mut self, rhs: scalar) { |
| 164 | *self = *self * rhs |
| 165 | } |
| 166 | } |
| 167 | |