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16d82f58
Commit
16d82f58
authored
Oct 01, 2014
by
Matthieu Cattin
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sw: First working prototype of the path widget.
parent
dc1a284e
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2 changed files
with
76 additions
and
72 deletions
+76
-72
path_widget.c
sw/ui-test/path_widget.c
+72
-69
path_widget.h
sw/ui-test/path_widget.h
+4
-3
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sw/ui-test/path_widget.c
View file @
16d82f58
#include "path_widget.h"
#include "path_widget.h"
#include <stdlib.h>
#include <stdio.h>
void
find_path_min_max
(
struct
coord
*
d
,
uint16_t
d_size
,
struct
coord
*
min
,
struct
coord
*
max
)
{
uint16_t
i
;
uint8_t
j
;
min
->
lat
=
d
[
0
].
lat
;
max
->
lat
=
d
[
0
].
lat
;
min
->
lon
=
d
[
0
].
lon
;
max
->
lon
=
d
[
0
].
lon
;
min
->
alt
=
d
[
0
].
alt
;
max
->
alt
=
d_size
;
for
(
i
=
0
;
i
<
d_size
;
i
++
){
if
(
d
[
i
].
lat
<
min
->
lat
)
min
->
lat
=
d
[
i
].
lat
;
if
(
d
[
i
].
lat
>
max
->
lat
)
max
->
lat
=
d
[
i
].
lat
;
}
DBG
(
"find_min_max: d_size=%d
\n
"
,
d_size
);
}
void
draw_path
(
struct
surface
*
surf
,
path
*
p
)
void
draw_path
(
struct
surface
*
surf
,
path
*
p
)
{
{
uint8_t
i
;
uint8_t
i
;
struct
coord
min
;
coord
min
;
struct
coord
max
;
coord
max
;
struct
coord
*
p_min
;
double
x_scale
,
y_scale
;
struct
coord
*
p_max
;
uint8_t
x_scale
,
y_scale
,
x_win
;
int8_t
y_pos
,
y_pos_next
;
int8_t
y_pos
,
y_pos_next
;
int8_t
x_pos
,
x_pos_next
;
char
buf
[
20
];
char
buf
[
20
];
p_min
=
&
min
;
min
.
lat
=
p
->
d
[
0
].
lat
;
p_max
=
&
max
;
max
.
lat
=
p
->
d
[
0
].
lat
;
min
.
lon
=
p
->
d
[
0
].
lon
;
max
.
lon
=
p
->
d
[
0
].
lon
;
min
.
alt
=
p
->
d
[
0
].
alt
;
max
.
alt
=
p
->
d
[
0
].
alt
;
for
(
i
=
0
;
i
<
p
->
d_size
;
i
++
)
for
(
i
=
0
;
i
<
p
->
d_size
;
i
++
)
{
{
DBG
(
"data: %
8d, %8d, %8d
\n
"
,
p
->
d
[
i
].
lat
,
p
->
d
[
i
].
lon
,
p
->
d
[
i
].
alt
);
DBG
(
"data: %
f, %f, %f
\n
"
,
p
->
d
[
i
].
lat
,
p
->
d
[
i
].
lon
,
p
->
d
[
i
].
alt
);
}
}
DBG
(
"draw_path: d_size=%d, i=%d
\n
"
,
p
->
d_size
,
i
);
DBG
(
"draw_path: d_size=%d, i=%d
\n
"
,
p
->
d_size
,
i
);
// Find data min/max
// Find data min/max
f
ind_min_max
(
p
->
d
,
p
->
d_size
,
p_min
,
p_max
);
f
or
(
i
=
0
;
i
<
p
->
d_size
;
i
++
){
DBG
(
"lat: min: %8d, max: %8d, max-min: %8d
\n
"
,
min
.
lat
,
max
.
lat
,
(
max
.
lat
-
min
.
lat
));
if
(
p
->
d
[
i
].
lat
<
min
.
lat
)
DBG
(
"lon: min: %8d, max: %8d, max-min: %8d
\n
"
,
min
.
lon
,
max
.
lon
,
(
max
.
lon
-
min
.
lon
))
;
min
.
lat
=
p
->
d
[
i
].
lat
;
DBG
(
"alt: min: %8d, max: %8d, max-min: %8d
\n
"
,
min
.
alt
,
max
.
alt
,
(
max
.
alt
-
min
.
alt
));
if
(
p
->
d
[
i
].
lat
>
max
.
lat
)
max
.
lat
=
p
->
d
[
i
].
lat
;
/*
// Compute x scaling factors
if
(
p
->
d
[
i
].
lon
<
min
.
lon
)
// If data size is smaller than the plot size, don't stretch data
min
.
lon
=
p
->
d
[
i
].
lon
;
if(p->d_size < p->x_size){
if
(
p
->
d
[
i
].
lon
>
max
.
lon
)
x_scale = 1
;
max
.
lon
=
p
->
d
[
i
].
lon
;
x_win = p->d_size;
}
if
(
p
->
d
[
i
].
alt
<
min
.
alt
)
else{
min
.
alt
=
p
->
d
[
i
].
alt
;
x_scale = p->d_size / p->x_size;
if
(
p
->
d
[
i
].
alt
>
max
.
alt
)
x_win = p->x_size
;
max
.
alt
=
p
->
d
[
i
].
alt
;
}
}
//find_min_max(p->d, p->d_size, p_min, p_max);
DBG
(
"lat: min: %f, max: %f, max-min: %f
\n
"
,
min
.
lat
,
max
.
lat
,
(
max
.
lat
-
min
.
lat
));
DBG
(
"lon: min: %f, max: %f, max-min: %f
\n
"
,
min
.
lon
,
max
.
lon
,
(
max
.
lon
-
min
.
lon
));
DBG
(
"alt: min: %f, max: %f, max-min: %f
\n
"
,
min
.
alt
,
max
.
alt
,
(
max
.
alt
-
min
.
alt
));
// Compute x scaling factor (rounded up by adding 1)
x_scale
=
(
max
.
lat
-
min
.
lat
)
/
p
->
x_size
+
1
;
// Compute y scaling factor (rounded up by adding 1)
// Compute y scaling factor (rounded up by adding 1)
y_scale = (
y_max - y_mi
n) / p->y_size + 1;
y_scale
=
(
max
.
lon
-
min
.
lo
n
)
/
p
->
y_size
+
1
;
DBG("x_scale: %
d\ny_scale: %d
\n",x_scale, y_scale);
DBG
(
"x_scale: %
f
\n
y_scale: %f
\n
"
,
x_scale
,
y_scale
);
// Rescale and plot data
// Rescale and plot data
for(i=0; i<
x_win
-1; i++){
for
(
i
=
0
;
i
<
p
->
d_size
-
1
;
i
++
){
//y_pos = (d[i*x_scale])/y_scale + y_size/2
;
x_pos
=
(
p
->
d
[
i
].
lat
-
min
.
lat
)
/
x_scale
;
//y_pos_next = (d[(i+1)*x_scale])/y_scale + y_size/2
;
x_pos_next
=
(
p
->
d
[
i
+
1
].
lat
-
min
.
lat
)
/
x_scale
;
y_pos = (p->d[i
*x_scale] - y_mi
n)/y_scale;
y_pos
=
(
p
->
d
[
i
].
lon
-
min
.
lo
n
)
/
y_scale
;
y_pos_next = (p->d[
(i+1)*x_scale] - y_mi
n)/y_scale;
y_pos_next
=
(
p
->
d
[
i
+
1
].
lon
-
min
.
lo
n
)
/
y_scale
;
//DBG("x=%3d, y=%3d (%d)\n", i, y_pos, d[i*x_scale]
);
DBG
(
"x=%4d, y=%4d
\n
"
,
x_pos
,
y_pos
);
if
(
p
->
line
)
if
(
p
->
line
)
gfx_line(surf,
i, p->y_size-y_pos, i+1
, p->y_size-y_pos_next, 1);
gfx_line
(
surf
,
x_pos
,
p
->
y_size
-
y_pos
,
x_pos_next
,
p
->
y_size
-
y_pos_next
,
1
);
else
else
gfx_set_pixel(surf,
i
, p->y_size-y_pos, 1);
gfx_set_pixel
(
surf
,
x_pos
,
p
->
y_size
-
y_pos
,
1
);
}
}
// Print plot title
// Print plot title
DBG
(
"title: %s"
,
p
->
title
);
DBG
(
"title: %s"
,
p
->
title
);
//gfx_text(surf, &font_xm5x8, 0, 0, p->title);
//gfx_text(surf, &font_xm5x8, 0, 0, p->title);
//gfx_centered_text(surf, &font_helv11, 0, p->title);
//gfx_centered_text(surf, &font_helv11, 0, p->title);
gfx_centered_text(surf, &font_xm4x6, p->y_size+1, p->title);
gfx_centered_text
(
surf
,
&
font_xm4x6
,
p
->
y_size
+
1
,
p
->
title
);
/*
// Print min max
// Print min max
sprintf(buf,"min:%d",y_min);
sprintf(buf,"min:%d",y_min);
gfx_text(surf, &font_xm4x6, 1, p->y_size+1, buf);
gfx_text(surf, &font_xm4x6, 1, p->y_size+1, buf);
sprintf(buf,"max:%d",y_max);
sprintf(buf,"max:%d",y_max);
gfx_text(surf, &font_xm4x6, p->x_size-gfx_text_width(&font_xm4x6,buf), p->y_size+1, buf);
gfx_text(surf, &font_xm4x6, p->x_size-gfx_text_width(&font_xm4x6,buf), p->y_size+1, buf);
*/
// Print frame, if enabled
// Print frame, if enabled
if
(
p
->
frame
)
if
(
p
->
frame
)
{
{
...
@@ -105,7 +96,7 @@ void draw_path(struct surface *surf, path *p)
...
@@ -105,7 +96,7 @@ void draw_path(struct surface *surf, path *p)
gfx_line
(
surf
,
p
->
x_size
,
p
->
y_size
,
0
,
p
->
y_size
,
1
);
gfx_line
(
surf
,
p
->
x_size
,
p
->
y_size
,
0
,
p
->
y_size
,
1
);
gfx_line
(
surf
,
0
,
p
->
y_size
,
0
,
0
,
1
);
gfx_line
(
surf
,
0
,
p
->
y_size
,
0
,
0
,
1
);
}
}
*/
}
}
...
@@ -127,9 +118,11 @@ static void path_redraw(struct ui_widget *w)
...
@@ -127,9 +118,11 @@ static void path_redraw(struct ui_widget *w)
coord
data
[
D_SIZE
];
coord
data
[
D_SIZE
];
uint16_t
i
;
uint16_t
i
;
char
title
[
20
];
char
title
[
20
];
float
x
;
static
float
a
=
0
;
static
float
a
=
0
;
path
p
;
path
p
;
int
sign
;
#define DIV 1000000.0
// Clear widget
// Clear widget
gfx_clear
(
&
w
->
dc
,
0
);
gfx_clear
(
&
w
->
dc
,
0
);
...
@@ -137,13 +130,23 @@ static void path_redraw(struct ui_widget *w)
...
@@ -137,13 +130,23 @@ static void path_redraw(struct ui_widget *w)
// Generate test data
// Generate test data
sprintf
(
title
,
"test path
\n
"
);
sprintf
(
title
,
"test path
\n
"
);
x
=
0
;
data
[
0
].
lat
=
rand
()
/
DIV
;
for
(
i
=
0
;
i
<
D_SIZE
;
i
++
)
data
[
0
].
lon
=
rand
()
/
DIV
;
data
[
0
].
alt
=
rand
()
%
1000
;
for
(
i
=
1
;
i
<
D_SIZE
;
i
++
)
{
{
x
+=
100
;
sign
=
rand
()
%
2
;
data
[
i
].
lat
=
x
*
i
;
if
(
sign
)
data
[
i
].
lon
=
100
+
(
i
*
x
-
50
);
data
[
i
].
lat
=
data
[
i
-
1
].
lat
+
rand
()
/
(
DIV
);
data
[
i
].
alt
=
10
+
i
;
else
data
[
i
].
lat
=
data
[
i
-
1
].
lat
-
rand
()
/
(
DIV
);
sign
=
rand
()
%
2
;
if
(
sign
)
data
[
i
].
lon
=
data
[
i
-
1
].
lon
+
rand
()
/
(
DIV
);
else
data
[
i
].
lon
=
data
[
i
-
1
].
lon
-
rand
()
/
(
DIV
);
data
[
i
].
alt
=
rand
()
%
1000
;
//DBG("data: %8d, %8d, %8d\n",data[i].lat, data[i].lon, data[i].alt);
//DBG("data: %8d, %8d, %8d\n",data[i].lat, data[i].lon, data[i].alt);
}
}
...
...
sw/ui-test/path_widget.h
View file @
16d82f58
...
@@ -5,9 +5,9 @@
...
@@ -5,9 +5,9 @@
extern
struct
ui_widget
path_widget
;
extern
struct
ui_widget
path_widget
;
typedef
struct
coord
{
typedef
struct
coord
{
int32_t
lat
;
double
lat
;
int32_t
lon
;
double
lon
;
int32_t
alt
;
double
alt
;
}
coord
;
}
coord
;
typedef
struct
path
{
typedef
struct
path
{
...
@@ -19,3 +19,4 @@ typedef struct path{
...
@@ -19,3 +19,4 @@ typedef struct path{
uint8_t
frame
;
// draw frame around plot
uint8_t
frame
;
// draw frame around plot
uint8_t
line
;
// draw lines between data points
uint8_t
line
;
// draw lines between data points
}
path
;
}
path
;
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