void egraphics_arc_oval(t_elayer *g, float xc, float yc, float radiusx, float radiusy, float angle1, float angle2)
{
if(g->e_state == EGRAPHICS_OPEN)
{
if(g->e_new_objects.e_points == NULL)
g->e_new_objects.e_points = (t_pt *)malloc(3 * sizeof(t_pt));
else
g->e_new_objects.e_points = (t_pt *)realloc(g->e_new_objects.e_points , 3 * sizeof(t_pt));
if(g->e_new_objects.e_points)
{
g->e_new_objects.e_type = E_GOBJ_ARC;
g->e_new_objects.e_points[0].x = xc;
g->e_new_objects.e_points[0].y = yc;
g->e_new_objects.e_points[1].x = xc + (float)pd_abscissa(radiusx, angle1);
g->e_new_objects.e_points[1].y = yc + (float)pd_ordinate(radiusy, angle1);
g->e_new_objects.e_points[2].x = angle2 - angle1;
g->e_new_objects.e_points[2].y = angle2 - angle1;
g->e_new_objects.e_npoints = 3;
}
else
{
g->e_new_objects.e_type = E_GOBJ_INVALID;
}
}
}
static void draw_needle(t_knob *x, t_object *view, t_rect *rect)
{
t_elayer *g = ebox_start_layer((t_ebox *)x, cream_sym_needle_layer, rect->width, rect->height);
if(g)
{
const float size = rect->width * 0.5f;
egraphics_set_color_rgba(g, &x->f_color_needle);
egraphics_set_line_width(g, x->f_bdsize);
if(ebox_parameter_isinverted((t_ebox *)x, 1))
{
const float ratio1 = x->f_endless ? (float)(EPD_2PI) : (float)(EPD_PI + EPD_PI2);
const float ratio2 = x->f_endless ? (float)(EPD_PI2) : (float)(EPD_PI2 + EPD_PI4);
const float angle = (1.f - ebox_parameter_getvalue_normalized((t_ebox *)x, 1)) * ratio1 + ratio2;
egraphics_line(g,
pd_abscissa(size - 10.f, angle) + size,
pd_ordinate(size - 10.f, angle) + size,
pd_abscissa(size - 2.f, angle) + size,
pd_ordinate(size - 2.f, angle) + size);
}
else
{
const float ratio1 = x->f_endless ? (float)(EPD_2PI) : (float)(EPD_PI + EPD_PI2);
const float ratio2 = x->f_endless ? (float)(EPD_PI2) : (float)(EPD_PI2 + EPD_PI4);
const float angle = ebox_parameter_getvalue_normalized((t_ebox *)x, 1) * ratio1 + ratio2;
egraphics_line(g,
pd_abscissa(size - 10.f, angle) + size,
pd_ordinate(size - 10.f, angle) + size,
pd_abscissa(size - 2.f, angle) + size,
pd_ordinate(size - 2.f, angle) + size);
}
egraphics_stroke(g);
ebox_end_layer((t_ebox*)x, cream_sym_needle_layer);
}
ebox_paint_layer((t_ebox *)x, cream_sym_needle_layer, 0., 0.);
}
void draw_needle(t_knob *x, t_object *view, t_rect *rect)
{
float size, abs, ord, pimul, pimin;
t_elayer *g = ebox_start_layer((t_ebox *)x, gensym("needle_layer"), rect->width, rect->height);
if (g)
{
size = rect->width * 0.5;
if(x->f_endless)
{
pimul = EPD_2PI;
pimin = EPD_PI2;
}
else
{
pimul = 1.5 * EPD_PI;
if (x->f_min < x->f_max)
pimin = 1.5 * EPD_PI2;
else
pimin = 0.5 * EPD_PI2;
}
if(x->f_min < x->f_max)
{
abs = pd_abscissa(size * 0.9 - 1, (x->f_value - x->f_min) / (x->f_max - x->f_min) * pimul + pimin);
ord = pd_ordinate(size * 0.9 - 1, (x->f_value - x->f_min) / (x->f_max - x->f_min) * pimul + pimin);
}
else
{
abs = pd_abscissa(size * 0.9 - 1, -(x->f_value - x->f_max) / (x->f_min - x->f_max) * pimul + pimin);
ord = pd_ordinate(size * 0.9 - 1, -(x->f_value - x->f_max) / (x->f_min - x->f_max) * pimul + pimin);
}
egraphics_set_line_width(g, 2);
egraphics_set_color_rgba(g, &x->f_color_needle);
egraphics_line_fast(g, rect->width * 0.5, rect->height * 0.5, abs + rect->width * 0.5, ord + rect->height * 0.5);
ebox_end_layer((t_ebox*)x, gensym("needle_layer"));
}
ebox_paint_layer((t_ebox *)x, gensym("needle_layer"), 0., 0.);
}
void draw_leds(t_hoa_meter *x, t_object *view, t_rect *rect)
{
int i;
float j, h, dB;
float angle_start, angle, angle_end, radius, center_x, center_y;
float led_width = 0.49 * rect->width / 18.;
t_rgba black = rgba_addContrast(x->f_color_bg, -0.14);
t_elayer *g = ebox_start_layer((t_ebox *)x, hoa_sym_leds_layer, rect->width, rect->height);
if (g)
{
h = led_width * 17.;
for(i = 0; i < x->f_meter->getNumberOfChannels(); i++)
{
if(x->f_clockwise != hoa_sym_clockwise)
angle = x->f_meter->getChannelAzimuthMapped(i) + HOA_PI2;
else
angle = -x->f_meter->getChannelAzimuthMapped(i) + HOA_PI2;
center_x = pd_abscissa(x->f_radius - h, angle);
center_y = -pd_ordinate(x->f_radius - h, angle);
angle_start = angle - x->f_meter->getChannelWidth(i) * 0.5f;
angle_end = angle + x->f_meter->getChannelWidth(i) * 0.5f;
for(j = 11, dB = -34.5; j > -1; j--, dB += 3.)
{
radius = (j + 5.) * led_width;
if(x->f_meter->getChannelEnergy(i) > dB)
{
if(j > 8)
egraphics_set_color_rgba(g, &x->f_color_cold_signal);
else if(j > 5)
egraphics_set_color_rgba(g, &x->f_color_tepid_signal);
else if(j > 2)
egraphics_set_color_rgba(g, &x->f_color_warm_signal);
else
egraphics_set_color_rgba(g, &x->f_color_hot_signal);
egraphics_set_line_width(g, led_width - pd_clip_min(360. / rect->width, 2.));
egraphics_arc(g, center_x + rect->width * 0.5f, center_y + rect->width * 0.5f, radius, angle_start, angle_end);
egraphics_stroke(g);
}
else if(j != -1)
{
egraphics_set_color_rgba(g, &black);
egraphics_set_line_width(g, led_width - pd_clip_min(360. / rect->width, 2.));
egraphics_arc(g, center_x + rect->width * 0.5f, center_y + rect->width * 0.5f, radius, angle_start, angle_end);
egraphics_stroke(g);
}
}
if(x->f_over_leds[i])
{
radius = (4.) * led_width;
egraphics_set_color_rgba(g, &x->f_color_over_signal);
egraphics_set_line_width(g, led_width - pd_clip_min(360. / rect->width, 2.));
egraphics_arc(g, center_x + rect->width * 0.5f, center_y + rect->width * 0.5f, radius, angle_start, angle_end);
egraphics_stroke(g);
}
}
ebox_end_layer((t_ebox*)x, hoa_sym_leds_layer);
}
ebox_paint_layer((t_ebox *)x, hoa_sym_leds_layer, 0., 0.);
}