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testing for mercator grid line

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This commit is contained in:
sleptworld 2023-05-23 01:45:56 +08:00
parent fb1f8a783c
commit c17a4c2397
2 changed files with 44 additions and 17 deletions
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32
Cargo.lock generated
View File

@ -530,7 +530,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.15",
"syn 2.0.16",
]
[[package]]
@ -613,6 +613,15 @@ dependencies = [
"system-deps",
]
[[package]]
name = "geo-macros"
version = "0.1.0"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.16",
]
[[package]]
name = "geo-types"
version = "0.7.9"
@ -1165,6 +1174,7 @@ version = "0.3.5"
dependencies = [
"chrono",
"font-kit",
"geo-macros",
"image",
"lazy_static",
"num-traits",
@ -1248,9 +1258,9 @@ dependencies = [
[[package]]
name = "proc-macro2"
version = "1.0.56"
version = "1.0.58"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
checksum = "fa1fb82fc0c281dd9671101b66b771ebbe1eaf967b96ac8740dcba4b70005ca8"
dependencies = [
"unicode-ident",
]
@ -1283,9 +1293,9 @@ dependencies = [
[[package]]
name = "quote"
version = "1.0.26"
version = "1.0.27"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
checksum = "8f4f29d145265ec1c483c7c654450edde0bfe043d3938d6972630663356d9500"
dependencies = [
"proc-macro2",
]
@ -1401,7 +1411,7 @@ checksum = "291a097c63d8497e00160b166a967a4a79c64f3facdd01cbd7502231688d77df"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.15",
"syn 2.0.16",
]
[[package]]
@ -1470,9 +1480,9 @@ dependencies = [
[[package]]
name = "syn"
version = "2.0.15"
version = "2.0.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
checksum = "a6f671d4b5ffdb8eadec19c0ae67fe2639df8684bd7bc4b83d986b8db549cf01"
dependencies = [
"proc-macro2",
"quote",
@ -1544,7 +1554,7 @@ checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.15",
"syn 2.0.16",
]
[[package]]
@ -1693,7 +1703,7 @@ dependencies = [
"once_cell",
"proc-macro2",
"quote",
"syn 2.0.15",
"syn 2.0.16",
"wasm-bindgen-shared",
]
@ -1715,7 +1725,7 @@ checksum = "4783ce29f09b9d93134d41297aded3a712b7b979e9c6f28c32cb88c973a94869"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.15",
"syn 2.0.16",
"wasm-bindgen-backend",
"wasm-bindgen-shared",
]

29
src/main.rs
View File

@ -1,4 +1,5 @@
use backend::CairoBackend;
use plotters::chart::MeshStyle;
use plotters::prelude::*;
use geo_types::{MultiPolygon, Polygon};
@ -62,16 +63,32 @@ fn build_ui(app: &Application) {
let to = "EPSG:3857";
let ft = Proj::new_known_crs(from, to, None).unwrap();
let proj = Mercator::new().build();
let proj = Mercator::new().change_min_latitude(-80f64);
let mut chart = ChartBuilder::on(&root)
.set_label_area_size(LabelAreaPosition::Left, 60)
.set_label_area_size(LabelAreaPosition::Bottom, 60)
.caption("Area Chart Demo", ("sans-serif", 40))
.build_geo_coord(None, None, proj)
// .build_cartesian_2d(0..100, 0..100)
.build_geo_coord(
Some(std::ops::Range {
start: 73.0,
end: 135.0,
}),
Some(std::ops::Range {
start: 4.0,
end: 53.5,
}),
proj,
)
.unwrap();
chart.draw_mesh_lines(
(10, 5),
(true, true),
&ShapeStyle {
color: RGBAColor(0, 0, 0, 1f64),
filled: false,
stroke_width: 1,
},
);
// chart
// // .configure_mesh()
// // .disable_x_mesh()