efl/legacy/ecore/src/bin/ecore_evas_test_calibrate.c

285 lines
6.8 KiB
C

#include "ecore_evas_test.h"
#ifdef BUILD_ECORE_EVAS
static Evas_Object *o_events = NULL;
static Evas_Object *o_crosshair = NULL;
static Evas_Object *o_text = NULL;
static int cal_pos = 0;
static int down = 0;
static int cal_coords[] = {15, 15, -15, 15, 15, -15, -15, -15};
static char *cal_lines[] =
{
"Please click on the crosshair",
"Again please",
"And again",
"Last one, then calibration is complete"
};
static int cal_input[8];
static int tmp_input_count = 0;
static int tmp_input[16];
static void calibrate_cb_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void calibrate_cb_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void calibrate_cb_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
void
calibrate_pos_set(int pos)
{
double w, h;
int x, y, ow, oh;
cal_pos = pos;
evas_object_geometry_get(o_crosshair, NULL, NULL, &w, &h);
x = cal_coords[(cal_pos * 2) + 0];
y = cal_coords[(cal_pos * 2) + 1];
evas_output_size_get(evas, &ow, &oh);
if (x < 0) x = ow + x - 1;
if (y < 0) y = oh + y - 1;
cal_coords[(cal_pos * 2) + 0] = x;
cal_coords[(cal_pos * 2) + 1] = y;
evas_object_move(o_crosshair, x - (((int)w - 1) / 2), y - (((int)h - 1) / 2));
evas_object_text_text_set(o_text, cal_lines[cal_pos]);
evas_object_geometry_get(o_text, NULL, NULL, &w, &h);
evas_object_move(o_text, (ow - w) / 2, (oh - h) / 2);
}
int
calibrate_pos_get(void)
{
return cal_pos;
}
void
calibrate_finish(void)
{
int m0, m1;
int y0, y1;
int x[4], y[4], xi[4], yi[4];
int i, rot;
int xscale, xtrans, yscale, ytrans, xyswap;
rot = ecore_evas_rotation_get(ee);
for (i = 0; i < 4; i++)
{
x[i] = cal_coords[(i * 2) + 0];
y[i] = cal_coords[(i * 2) + 1];
xi[i] = cal_input[(i * 2) + 0];
yi[i] = cal_input[(i * 2) + 1];
}
xyswap = 0;
m0 = ((x[1] - x[0]) * 256) / (xi[1] - xi[0]);
y0 = ((x[1] - ((xi[1] * m0) / 256)) + (x[0] - ((xi[0] * m0) >> 8)) ) / 2;
m1 = ((x[3] - x[2]) * 256) / (xi[3] - xi[2]);
y1 = ((x[3] - ((xi[3] * m1) / 256)) + (x[2] - ((xi[2] * m1) >> 8)) ) / 2;
xscale = (m0 + m1) / 2;
xtrans = (y0 + y1) / 2;
m0 = ((y[2] - y[0]) * 256) / (yi[2] - yi[0]);
y0 = ((y[2] - ((yi[2] * m0) / 256)) + (y[0] - ((yi[0] * m0) >> 8)) ) / 2;
m1 = ((y[3] - y[1]) * 256) / (yi[3] - yi[1]);
y1 = ((y[3] - ((yi[3] * m1) / 256)) + (y[1] - ((yi[1] * m1) >> 8)) ) / 2;
yscale = (m0 + m1) / 2;
ytrans = (y0 + y1) / 2;
if (rot == 0)
{
#ifdef BUILD_ECORE_FB
ecore_fb_touch_screen_calibrate_set(xscale, xtrans, yscale, ytrans, xyswap);
#endif
}
else if (rot == 270)
{
int ow, oh;
evas_output_size_get(evas, &ow, &oh);
ytrans = oh - (ytrans + ((oh * yscale) / 256));
#ifdef BUILD_ECORE_FB
ecore_fb_touch_screen_calibrate_set(yscale, ytrans, xscale, xtrans, xyswap);
#endif
}
evas_object_del(o_crosshair);
evas_object_del(o_events);
evas_object_del(o_text);
o_crosshair = NULL;
o_events = NULL;
o_text = NULL;
cal_pos = 0;
bg_go();
}
void
calibrate_start(void)
{
Evas_Object *o;
#ifdef BUILD_ECORE_FB
ecore_fb_touch_screen_calibrate_set(256, 0, 256, 0, 0);
#endif
o = evas_object_rectangle_add(evas);
evas_object_layer_set(o, 1000000);
evas_object_color_set(o, 255, 255, 255, 120);
evas_object_move(o, -12000, -16000);
evas_object_resize(o, 24000, 32000);
evas_object_show(o);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, calibrate_cb_down, ee);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, calibrate_cb_up, ee);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, calibrate_cb_move, ee);
o_events = o;
o = evas_object_image_add(evas);
evas_object_layer_set(o, 1000001);
evas_object_image_file_set(o, IM"crosshair.png", NULL);
evas_object_resize(o, 31, 31);
evas_object_image_fill_set(o, 0, 0, 31, 31);
evas_object_pass_events_set(o, 1);
evas_object_show(o);
o_crosshair = o;
o = evas_object_text_add(evas);
evas_object_layer_set(o, 1000002);
evas_object_color_set(o, 0, 0, 0, 255);
evas_object_text_font_set(o, "helmet", 10);
evas_object_pass_events_set(o, 1);
evas_object_show(o);
o_text = o;
calibrate_pos_set(0);
}
static void
calibrate_cb_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Down *ev;
ev = event_info;
tmp_input_count = 0;
tmp_input[((tmp_input_count & 0x7) * 2) + 0] = ev->output.x;
tmp_input[((tmp_input_count & 0x7) * 2) + 1] = ev->output.y;
tmp_input_count++;
down = 1;
}
static void
calibrate_cb_up(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Up *ev;
int n, i, avx, avy, c, mx, my;
int dists[8];
int indexes[8];
int sorted;
ev = event_info;
down = 0;
tmp_input[((tmp_input_count & 0x7) * 2) + 0] = ev->output.x;
tmp_input[((tmp_input_count & 0x7) * 2) + 1] = ev->output.y;
tmp_input_count++;
n = 8;
if (tmp_input_count < 8) n = tmp_input_count;
avx = 0; avy = 0; c = 0;
for (i = 0; i < n; i++)
{
dists[i] = tmp_input[(i * 2) + 0];
indexes[i] = i;
}
sorted = 0;
while (!sorted)
{
sorted = 1;
for (i = 0; i < n - 1; i++)
{
if (dists[i + 1] < dists[i])
{
int tmp;
sorted = 0;
tmp = dists[i];
dists[i] = dists[i + 1];
dists[i + 1] = tmp;
tmp = indexes[i];
indexes[i] = indexes[i + 1];
indexes[i + 1] = tmp;
}
}
}
mx = dists[(n + 1) / 2];
for (i = 0; i < n; i++)
{
dists[i] = tmp_input[(i * 2) + 1];
indexes[i] = i;
}
sorted = 0;
while (!sorted)
{
sorted = 1;
for (i = 0; i < n - 1; i++)
{
if (dists[i + 1] < dists[i])
{
int tmp;
sorted = 0;
tmp = dists[i];
dists[i] = dists[i + 1];
dists[i + 1] = tmp;
tmp = indexes[i];
indexes[i] = indexes[i + 1];
indexes[i + 1] = tmp;
}
}
}
my = dists[(n + 1) / 2];
for (i = 0; i < n; i++)
{
int x, y, dx, dy;
x = tmp_input[(i * 2) + 0];
y = tmp_input[(i * 2) + 1];
dx = x - mx;
dy = y - my;
if (dx < 0) dx = -dx;
if (dy < 0) dy = -dy;
if ((dx <= 8) && (dy <= 8))
{
avx += tmp_input[(i * 2) + 0];
avy += tmp_input[(i * 2) + 1];
c++;
}
}
cal_input[(cal_pos * 2) + 0] = avx / c;
cal_input[(cal_pos * 2) + 1] = avy / c;
n = calibrate_pos_get();
if (n < 3)
{
calibrate_pos_set(n + 1);
return;
}
calibrate_finish();
}
static void
calibrate_cb_move(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Move *ev;
ev = event_info;
if (!down) return;
tmp_input[((tmp_input_count & 0x7) * 2) + 0] = ev->cur.output.x;
tmp_input[((tmp_input_count & 0x7) * 2) + 1] = ev->cur.output.y;
tmp_input_count++;
}
#endif