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Expose text alignment in the C API

This commit is contained in:
Patrick Walton 2019-06-24 12:06:05 -07:00
parent 9efe44640d
commit 82171088c5
1 changed files with 22 additions and 8 deletions
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30
c/src/lib.rs
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@ -13,8 +13,8 @@
use font_kit::handle::Handle; use font_kit::handle::Handle;
use foreign_types::ForeignTypeRef; use foreign_types::ForeignTypeRef;
use gl; use gl;
use pathfinder_canvas::{CanvasFontContext, CanvasRenderingContext2D, FillStyle, LineJoin}; use pathfinder_canvas::{CanvasFontContext, CanvasRenderingContext2D, FillStyle, LineJoin, Path2D};
use pathfinder_canvas::{Path2D, TextMetrics}; use pathfinder_canvas::{TextAlign, TextMetrics};
use pathfinder_content::color::{ColorF, ColorU}; use pathfinder_content::color::{ColorF, ColorU};
use pathfinder_content::outline::ArcDirection; use pathfinder_content::outline::ArcDirection;
use pathfinder_content::stroke::LineCap; use pathfinder_content::stroke::LineCap;
@ -43,13 +43,17 @@ use pathfinder_metal::MetalDevice;
// `canvas` // `canvas`
pub const PF_LINE_CAP_BUTT: u8 = 0; pub const PF_LINE_CAP_BUTT: u8 = 0;
pub const PF_LINE_CAP_SQUARE: u8 = 1; pub const PF_LINE_CAP_SQUARE: u8 = 1;
pub const PF_LINE_CAP_ROUND: u8 = 2; pub const PF_LINE_CAP_ROUND: u8 = 2;
pub const PF_LINE_JOIN_MITER: u8 = 0; pub const PF_LINE_JOIN_MITER: u8 = 0;
pub const PF_LINE_JOIN_BEVEL: u8 = 1; pub const PF_LINE_JOIN_BEVEL: u8 = 1;
pub const PF_LINE_JOIN_ROUND: u8 = 2; pub const PF_LINE_JOIN_ROUND: u8 = 2;
pub const PF_TEXT_ALIGN_LEFT: u8 = 0;
pub const PF_TEXT_ALIGN_CENTER: u8 = 1;
pub const PF_TEXT_ALIGN_RIGHT: u8 = 2;
// `content` // `content`
@ -73,6 +77,7 @@ pub type PFFillStyleRef = *mut FillStyle;
pub type PFLineCap = u8; pub type PFLineCap = u8;
pub type PFLineJoin = u8; pub type PFLineJoin = u8;
pub type PFArcDirection = u8; pub type PFArcDirection = u8;
pub type PFTextAlign = u8;
#[repr(C)] #[repr(C)]
pub struct PFTextMetrics { pub struct PFTextMetrics {
pub width: f32, pub width: f32,
@ -290,6 +295,15 @@ pub unsafe extern "C" fn PFCanvasSetFontSize(canvas: PFCanvasRef, new_font_size:
(*canvas).set_font_size(new_font_size) (*canvas).set_font_size(new_font_size)
} }
#[no_mangle]
pub unsafe extern "C" fn PFCanvasSetTextAlign(canvas: PFCanvasRef, new_text_align: PFTextAlign) {
(*canvas).set_text_align(match new_text_align {
PF_TEXT_ALIGN_CENTER => TextAlign::Center,
PF_TEXT_ALIGN_RIGHT => TextAlign::Right,
_ => TextAlign::Left,
});
}
#[no_mangle] #[no_mangle]
pub unsafe extern "C" fn PFCanvasSetFillStyle(canvas: PFCanvasRef, fill_style: PFFillStyleRef) { pub unsafe extern "C" fn PFCanvasSetFillStyle(canvas: PFCanvasRef, fill_style: PFFillStyleRef) {
(*canvas).set_fill_style(*fill_style) (*canvas).set_fill_style(*fill_style)