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kryptankryptan
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Fix Cell structure layout
1 parent 32f0868 commit 576fa0e

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1 file changed

+29
-17
lines changed

1 file changed

+29
-17
lines changed

‎src/graphics.rs‎

Lines changed: 29 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -73,7 +73,7 @@ extern {
7373
pub struct Cell {
7474
pub row: i32,
7575
pub col: i32,
76-
pub title: String,
76+
pub title: *const c_char,
7777
pub cmap: ColorMap,
7878
}
7979

@@ -284,7 +284,7 @@ impl Window {
284284
/// - `ylabel` is y axis title
285285
/// - `zlabel` is z axis title
286286
pub fn set_axes_titles(&mut self, xlabel: String, ylabel: String, zlabel: String) {
287-
let cprops = &Cell {row: self.row, col: self.col, title: String::from(""), cmap: self.cmap};
287+
let cprops = &Cell {row: self.row, col: self.col, title: [0].as_ptr(), cmap: self.cmap};
288288
let xstr = CString::new(xlabel).unwrap();
289289
let ystr = CString::new(ylabel).unwrap();
290290
let zstr = CString::new(zlabel).unwrap();
@@ -314,7 +314,7 @@ impl Window {
314314
/// to next power of 2 and the magnitude remains the same.
315315
pub fn set_axes_limits_compute(&mut self, xrange: &Array, yrange: &Array,
316316
zrange: Option<&Array>, exact: bool) {
317-
let cprops = &Cell {row: self.row, col: self.col, title: String::from(""), cmap: self.cmap};
317+
let cprops = &Cell {row: self.row, col: self.col, title: [0].as_ptr(), cmap: self.cmap};
318318
unsafe {
319319
let err_val = af_set_axes_limits_compute(self.handle as WndHandle,
320320
xrange.get() as AfArray,
@@ -343,7 +343,7 @@ impl Window {
343343
/// are to extracted. If exact is false then the most significant digit is rounded up
344344
/// to next power of 2 and the magnitude remains the same.
345345
pub fn set_axes_limits_2d(&mut self, xmin: f32, xmax: f32, ymin: f32, ymax: f32, exact: bool) {
346-
let cprops = &Cell {row: self.row, col: self.col, title: String::from(""), cmap: self.cmap};
346+
let cprops = &Cell {row: self.row, col: self.col, title: [0].as_ptr(), cmap: self.cmap};
347347
unsafe {
348348
let err_val = af_set_axes_limits_2d(self.handle as WndHandle, xmin as c_float,
349349
xmax as c_float, ymin as c_float, ymax as c_float,
@@ -370,7 +370,7 @@ impl Window {
370370
/// to next power of 2 and the magnitude remains the same.
371371
pub fn set_axes_limits_3d(&mut self, xmin: f32, xmax: f32, ymin: f32, ymax: f32,
372372
zmin: f32, zmax: f32, exact: bool) {
373-
let cprops = &Cell {row: self.row, col: self.col, title: String::from(""), cmap: self.cmap};
373+
let cprops = &Cell {row: self.row, col: self.col, title: [0].as_ptr(), cmap: self.cmap};
374374
unsafe {
375375
let err_val = af_set_axes_limits_3d(self.handle as WndHandle, xmin as c_float,
376376
xmax as c_float, ymin as c_float, ymax as c_float,
@@ -392,7 +392,8 @@ impl Window {
392392
Some(s) => s,
393393
None => format!("Cell({},{}))", self.col, self.row)
394394
};
395-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
395+
let tstr = CString::new(tstr).unwrap();
396+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
396397
unsafe {
397398
let err_val = af_draw_image(self.handle as WndHandle, input.get() as AfArray,
398399
cprops as *const Cell as CellPtr);
@@ -413,7 +414,8 @@ impl Window {
413414
Some(s) => s,
414415
None => format!("Cell({},{}))", self.col, self.row)
415416
};
416-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
417+
let tstr = CString::new(tstr).unwrap();
418+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
417419
unsafe {
418420
let err_val = af_draw_plot_2d(self.handle as WndHandle,
419421
x.get() as AfArray, y.get() as AfArray,
@@ -436,7 +438,8 @@ impl Window {
436438
Some(s) => s,
437439
None => format!("Cell({},{}))", self.col, self.row)
438440
};
439-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
441+
let tstr = CString::new(tstr).unwrap();
442+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
440443
unsafe {
441444
let err_val = af_draw_plot_3d(self.handle as WndHandle,
442445
x.get() as AfArray, y.get() as AfArray, z.get() as AfArray,
@@ -457,7 +460,8 @@ impl Window {
457460
Some(s) => s,
458461
None => format!("Cell({},{}))", self.col, self.row)
459462
};
460-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
463+
let tstr = CString::new(tstr).unwrap();
464+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
461465
unsafe {
462466
let err_val = af_draw_plot_nd(self.handle as WndHandle, points.get() as AfArray,
463467
cprops as *const Cell as CellPtr);
@@ -479,7 +483,8 @@ impl Window {
479483
Some(s) => s,
480484
None => format!("Cell({},{}))", self.col, self.row)
481485
};
482-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
486+
let tstr = CString::new(tstr).unwrap();
487+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
483488
unsafe {
484489
let err_val = af_draw_hist(self.handle as WndHandle, hst.get() as AfArray,
485490
minval as c_double, maxval as c_double,
@@ -502,7 +507,8 @@ impl Window {
502507
Some(s) => s,
503508
None => format!("Cell({},{}))", self.col, self.row)
504509
};
505-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
510+
let tstr = CString::new(tstr).unwrap();
511+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
506512
unsafe {
507513
let err_val = af_draw_surface(self.handle as WndHandle,
508514
xvals.get() as AfArray,
@@ -528,7 +534,8 @@ impl Window {
528534
Some(s) => s,
529535
None => format!("Cell({},{}))", self.col, self.row)
530536
};
531-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
537+
let tstr = CString::new(tstr).unwrap();
538+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
532539
unsafe {
533540
let err_val = af_draw_scatter_2d(self.handle as WndHandle,
534541
xvals.get() as AfArray, yvals.get() as AfArray,
@@ -553,7 +560,8 @@ impl Window {
553560
Some(s) => s,
554561
None => format!("Cell({},{}))", self.col, self.row)
555562
};
556-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
563+
let tstr = CString::new(tstr).unwrap();
564+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
557565
unsafe {
558566
let err_val = af_draw_scatter_3d(self.handle as WndHandle, xvals.get() as AfArray,
559567
yvals.get() as AfArray, zvals.get() as AfArray,
@@ -575,7 +583,8 @@ impl Window {
575583
Some(s) => s,
576584
None => format!("Cell({},{}))", self.col, self.row)
577585
};
578-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
586+
let tstr = CString::new(tstr).unwrap();
587+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
579588
unsafe {
580589
let err_val = af_draw_scatter_nd(self.handle as WndHandle, vals.get() as AfArray,
581590
marker as c_int, cprops as *const Cell as CellPtr);
@@ -599,7 +608,8 @@ impl Window {
599608
Some(s) => s,
600609
None => format!("Cell({},{}))", self.col, self.row)
601610
};
602-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
611+
let tstr = CString::new(tstr).unwrap();
612+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
603613
unsafe {
604614
let err_val = af_draw_vector_field_2d(self.handle as WndHandle,
605615
xpnts.get() as AfArray, ypnts.get() as AfArray,
@@ -628,7 +638,8 @@ impl Window {
628638
Some(s) => s,
629639
None => format!("Cell({},{}))", self.col, self.row)
630640
};
631-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
641+
let tstr = CString::new(tstr).unwrap();
642+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
632643
unsafe {
633644
let err_val = af_draw_vector_field_3d(self.handle as WndHandle, xpnts.get() as AfArray,
634645
ypnts.get() as AfArray, zpnts.get() as AfArray,
@@ -653,7 +664,8 @@ impl Window {
653664
Some(s) => s,
654665
None => format!("Cell({},{}))", self.col, self.row)
655666
};
656-
let cprops = &Cell {row: self.row, col: self.col, title: tstr.clone(), cmap: self.cmap};
667+
let tstr = CString::new(tstr).unwrap();
668+
let cprops = &Cell {row: self.row, col: self.col, title: tstr.as_ptr(), cmap: self.cmap};
657669
unsafe {
658670
let err_val = af_draw_vector_field_nd(self.handle as WndHandle,
659671
points.get() as AfArray, directions.get() as AfArray,

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