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Define all colors in one place

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The profile colors were defined all over the place, so I put them all in one spot.  I'm unsure if this is the best solution to that problem, but I guess it's a step in the right direction.

Signed-Off-By: Henrik Brautaset Aronsen <subsurface@henrik.synth.no>
This commit is contained in:
Henrik Brautaset Aronsen 2011-11-28 18:17:33 +01:00
parent 36db51f2e7
commit fc6fec59ba
3 changed files with 98 additions and 56 deletions
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2
display.h
View file

@ -23,7 +23,7 @@ struct graphics_context {
};
extern void plot(struct graphics_context *gc, cairo_rectangle_int_t *drawing_area, struct dive *dive);
extern void set_source_rgb(struct graphics_context *gc, double r, double g, double b);
extern void init_profile_background(struct graphics_context *gc);
extern void attach_tooltip(int x, int y, int w, int h, const char *text);
#endif

2
gtk-gui.c
View file

@ -778,7 +778,7 @@ static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer
gc.cr = gdk_cairo_create(widget->window);
g_object_set(widget, "has-tooltip", TRUE, NULL);
g_signal_connect(widget, "query-tooltip", G_CALLBACK(profile_tooltip), &drawing_area);
set_source_rgb(&gc, 0, 0, 0);
init_profile_background(&gc);
cairo_paint(gc.cr);
if (dive) {

150
profile.c
View file

@ -46,14 +46,64 @@ struct plot_info {
#define INTERPOLATED_PRESSURE(_entry) (_entry)->pressure[INTERPOLATED_PR]
#define GET_PRESSURE(_entry) (SENSOR_PRESSURE(_entry) ? : INTERPOLATED_PRESSURE(_entry))
typedef enum { TEXT_BACKGROUND, TRIANGULAR_BG, TRIANGULAR_FG, EVENTS, SAMPLE_DEEP, SAMPLE_SHALLOW,
SMOOTHED, MINUTE, TIME_MARKER, TIME_TEXT, DEPTH_MARKER, MEAN_DEPTH, DEPTH_TOP,
DEPTH_BOTTOM, DEPTH_FILL_PRINTER, DEPTH_STROKE_PRINTER, TEMP_TEXT, TEMP_PLOT, SAC_DEFAULT,
BOUNDING_BOX, PRESSURE_TEXT, VELO_STABLE, VELO_SLOW, VELO_MODERATE, VELO_FAST, VELO_CRAZY,
SAC_1, SAC_2, SAC_3, SAC_4, SAC_5, SAC_6, SAC_7, SAC_8, SAC_9, BACKGROUND } color_t;
/* convert velocity to colors */
typedef struct { double r, g, b; } rgb_t;
static const rgb_t velocity_color[] = {
[STABLE] = {0.0, 0.4, 0.0},
[SLOW] = {0.4, 0.8, 0.0},
[MODERATE] = {0.8, 0.8, 0.0},
[FAST] = {0.8, 0.5, 0.0},
[CRAZY] = {1.0, 0.0, 0.0},
static const color_t velocity_color[] = {
[STABLE] = VELO_STABLE,
[SLOW] = VELO_SLOW,
[MODERATE] = VELO_MODERATE,
[FAST] = VELO_FAST,
[CRAZY] = VELO_CRAZY,
};
static const rgb_t profile_color[] = {
[TEXT_BACKGROUND] = {0.95, 0.95, 0.95},
[TRIANGULAR_BG] = {1.0, 1.0, 0.1},
[TRIANGULAR_FG] = {0.0, 0.0, 0.0},
[EVENTS] = {1.0, 0.2, 0.2},
[SAMPLE_DEEP] = {0.8, 0.2, 0.2},
[SAMPLE_SHALLOW] = {0.8, 0.2, 0.2},
[SMOOTHED] = {1.0, 0.2, 0.2},
[MINUTE] = {0.7, 0.2, 0.7},
[TIME_MARKER] = {1.0, 1.0, 1.0},
[TIME_TEXT] = {0.1, 0.5, 0.1},
[DEPTH_MARKER] = {1.0, 1.0, 1.0},
[MEAN_DEPTH] = {1.0, 0.2, 0.2},
[DEPTH_TOP] = {0.2, 0.2, 0.8},
[DEPTH_BOTTOM] = {0.9, 0.9, 0.9},
[DEPTH_FILL_PRINTER] = {1.0, 1.0, 1.0},
[DEPTH_STROKE_PRINTER] = {1.0, 1.0, 1.0},
[TEMP_TEXT] = {0.2, 0.2, 0.7},
[TEMP_PLOT] = {0.2, 0.2, 0.9},
[SAC_DEFAULT] = {1.0, 1.0, 1.0},
[BOUNDING_BOX] = {1.0, 1.0, 1.0},
[PRESSURE_TEXT] = {0.2, 0.4, 0.2},
[VELO_STABLE] = {0.0, 0.4, 0.0},
[VELO_SLOW] = {0.4, 0.8, 0.0},
[VELO_MODERATE] = {0.8, 0.8, 0.0},
[VELO_FAST] = {0.8, 0.5, 0.0},
[VELO_CRAZY] = {1.0, 0.0, 0.0},
[SAC_1] = {0.0, 0.4, 0.2},
[SAC_2] = {0.2, 0.6, 0.2},
[SAC_3] = {0.4, 0.8, 0.2},
[SAC_4] = {0.6, 0.8, 0.2},
[SAC_5] = {0.8, 0.8, 0.2},
[SAC_6] = {0.8, 0.6, 0.2},
[SAC_7] = {0.8, 0.4, 0.2},
[SAC_8] = {0.9, 0.3, 0.2},
[SAC_9] = {1.0, 0.2, 0.2},
[BACKGROUND] = {0.95, 0.95, 0.9},
};
#define SAC_COLORS 9
static const color_t sac_color[SAC_COLORS] = {
SAC_1, SAC_2, SAC_3, SAC_4, SAC_5, SAC_6, SAC_7, SAC_8, SAC_9
};
#define plot_info_size(nr) (sizeof(struct plot_info) + (nr)*sizeof(struct plot_data))
@ -73,8 +123,12 @@ static void line_to(struct graphics_context *gc, double x, double y)
cairo_line_to(gc->cr, SCALE(gc, x, y));
}
static void set_source_rgba(struct graphics_context *gc, double r, double g, double b, double a)
static void set_source_rgba(struct graphics_context *gc, color_t c, double a)
{
const rgb_t *rgb = &profile_color[c];
double r = rgb->r;
double g = rgb->g;
double b = rgb->b;
/*
* For printers, we still honor 'a', but ignore colors
* for now. Black is white and white is black
@ -89,14 +143,20 @@ static void set_source_rgba(struct graphics_context *gc, double r, double g, dou
cairo_set_source_rgba(gc->cr, r, g, b, a);
}
static void set_source_rgb_struct(struct graphics_context *gc, const rgb_t *rgb)
static void set_source_rgb(struct graphics_context *gc, color_t c)
{
set_source_rgba(gc, rgb->r, rgb->g, rgb->b, 1);
set_source_rgba(gc, c, 1);
}
void set_source_rgb(struct graphics_context *gc, double r, double g, double b)
void init_profile_background(struct graphics_context *gc)
{
set_source_rgba(gc, r, g, b, 1);
set_source_rgb(gc, BACKGROUND);
}
void pattern_add_color_stop_rgba(cairo_pattern_t *pat, double o, color_t c, double a)
{
const rgb_t *rgb = &profile_color[c];
cairo_pattern_add_color_stop_rgba (pat, o, rgb->r, rgb->g, rgb->b, a);
}
#define ROUND_UP(x,y) ((((x)+(y)-1)/(y))*(y))
@ -143,7 +203,7 @@ static int get_maxdepth(struct plot_info *pi)
typedef struct {
int size;
double r,g,b;
color_t color;
double hpos, vpos;
} text_render_options_t;
@ -179,13 +239,13 @@ static void plot_text(struct graphics_context *gc, const text_render_options_t *
cairo_rel_move_to(cr, dx, dy);
cairo_text_path(cr, buffer);
set_source_rgba(gc, 0.95, 0.95, 0.95, 0.95);
set_source_rgba(gc, TEXT_BACKGROUND, 0.95);
cairo_stroke(cr);
move_to(gc, x, y);
cairo_rel_move_to(cr, dx, dy);
set_source_rgb(gc, tro->r, tro->g, tro->b);
set_source_rgb(gc, tro->color);
cairo_show_text(cr, buffer);
}
@ -254,14 +314,14 @@ static void plot_one_event(struct graphics_context *gc, struct plot_info *pi, st
/* draw a little tirangular marker and attach tooltip */
x = SCALEX(gc, event->time.seconds);
y = SCALEY(gc, depth);
set_source_rgba(gc, 1.0, 1.0, 0.1, 0.8);
set_source_rgba(gc, TRIANGULAR_BG, 0.8);
cairo_move_to(gc->cr, x-15, y+6);
cairo_line_to(gc->cr, x-3 , y+6);
cairo_line_to(gc->cr, x-9, y-6);
cairo_line_to(gc->cr, x-15, y+6);
cairo_stroke_preserve(gc->cr);
cairo_fill(gc->cr);
set_source_rgba(gc, 0.0, 0.0, 0.0, 0.8);
set_source_rgba(gc, TRIANGULAR_FG, 0.8);
cairo_move_to(gc->cr, x-9, y-3);
cairo_line_to(gc->cr, x-9, y+1);
cairo_move_to(gc->cr, x-9, y+4);
@ -272,7 +332,7 @@ static void plot_one_event(struct graphics_context *gc, struct plot_info *pi, st
static void plot_events(struct graphics_context *gc, struct plot_info *pi, struct dive *dive)
{
static const text_render_options_t tro = {14, 1.0, 0.2, 0.2, CENTER, TOP};
static const text_render_options_t tro = {14, EVENTS, CENTER, TOP};
struct event *event = dive->events;
if (gc->printer)
@ -296,8 +356,8 @@ static void render_depth_sample(struct graphics_context *gc, struct plot_data *e
static void plot_text_samples(struct graphics_context *gc, struct plot_info *pi)
{
static const text_render_options_t deep = {14, 0.8, 0.2, 0.2, CENTER, TOP};
static const text_render_options_t shallow = {14, 0.8, 0.2, 0.2, CENTER, BOTTOM};
static const text_render_options_t deep = {14, SAMPLE_DEEP, CENTER, TOP};
static const text_render_options_t shallow = {14, SAMPLE_SHALLOW, CENTER, BOTTOM};
int i;
int last = -1;
@ -341,7 +401,7 @@ static void plot_smoothed_profile(struct graphics_context *gc, struct plot_info
int i;
struct plot_data *entry = pi->entry;
set_source_rgba(gc, 1, 0.2, 0.2, 0.20);
set_source_rgba(gc, SMOOTHED, 0.20);
move_to(gc, entry->sec, entry->smoothed);
for (i = 1; i < pi->nr; i++) {
entry++;
@ -356,7 +416,7 @@ static void plot_minmax_profile_minute(struct graphics_context *gc, struct plot_
int i;
struct plot_data *entry = pi->entry;
set_source_rgba(gc, 0.7, 0.2, 0.7, a);
set_source_rgba(gc, MINUTE, a);
move_to(gc, entry->sec, entry->min[index]->depth);
for (i = 1; i < pi->nr; i++) {
entry++;
@ -407,7 +467,7 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
gc->leftx = 0; gc->rightx = maxtime;
gc->topy = 0; gc->bottomy = 1.0;
set_source_rgba(gc, 1, 1, 1, 0.5);
set_source_rgba(gc, TIME_MARKER, 0.5);
cairo_set_line_width(gc->cr, 1);
for (i = incr; i < maxtime; i += incr) {
@ -417,7 +477,7 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
cairo_stroke(cr);
/* now the text on every second time marker */
text_render_options_t tro = {10, 0.1, 0.5, 0.1, CENTER, TOP};
text_render_options_t tro = {10, TIME_TEXT, CENTER, TOP};
for (i = incr; i < maxtime; i += 2 * incr)
plot_text(gc, &tro, i, 1, "%d", i/60);
@ -429,7 +489,7 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
case FEET: marker = 9144; break; /* 30 ft */
}
set_source_rgba(gc, 1, 1, 1, 0.5);
set_source_rgba(gc, DEPTH_MARKER, 0.5);
for (i = marker; i < maxdepth; i += marker) {
move_to(gc, 0, i);
line_to(gc, 1, i);
@ -438,7 +498,7 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
/* Show mean depth */
if (! gc->printer) {
set_source_rgba(gc, 1, 0.2, 0.2, 0.40);
set_source_rgba(gc, MEAN_DEPTH, 0.40);
move_to(gc, 0, pi->meandepth);
line_to(gc, 1, pi->meandepth);
cairo_stroke(cr);
@ -455,15 +515,13 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
plot_minmax_profile(gc, pi);
}
set_source_rgba(gc, 1, 0.2, 0.2, 0.80);
/* Do the depth profile for the neat fill */
gc->topy = 0; gc->bottomy = maxdepth;
cairo_pattern_t *pat;
pat = cairo_pattern_create_linear (0.0, 0.0, 0.0, 256.0);
cairo_pattern_add_color_stop_rgba (pat, 1, 0.2, 0.2, 0.8, 0.6);
cairo_pattern_add_color_stop_rgba (pat, 0, 0.9, 0.9, 0.9, 0.6);
pattern_add_color_stop_rgba (pat, 1, DEPTH_TOP, 0.6);
pattern_add_color_stop_rgba (pat, 0, DEPTH_BOTTOM, 0.6);
cairo_set_source(gc->cr, pat);
cairo_pattern_destroy(pat);
@ -475,9 +533,9 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
line_to(gc, entry->sec, entry->depth);
cairo_close_path(gc->cr);
if (gc->printer) {
set_source_rgba(gc, 1, 1, 1, 0.2);
set_source_rgba(gc, DEPTH_FILL_PRINTER, 0.2);
cairo_fill_preserve(cr);
set_source_rgb(gc, 1, 1, 1);
set_source_rgb(gc, DEPTH_STROKE_PRINTER);
cairo_stroke(cr);
return;
}
@ -492,7 +550,7 @@ static void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi
* representing the vertical velocity, so we need to
* chop this into short segments */
depth = entry->depth;
set_source_rgb_struct(gc, &velocity_color[entry->velocity]);
set_source_rgb(gc, velocity_color[entry->velocity]);
move_to(gc, entry[-1].sec, entry[-1].depth);
line_to(gc, sec, depth);
cairo_stroke(cr);
@ -527,7 +585,7 @@ static void plot_single_temp_text(struct graphics_context *gc, int sec, int mkel
{
double deg;
const char *unit;
static const text_render_options_t tro = {12, 0.2, 0.2, 0.7, LEFT, TOP};
static const text_render_options_t tro = {12, TEMP_TEXT, LEFT, TOP};
deg = get_temp_units(mkelvin, &unit);
@ -581,7 +639,7 @@ static void plot_temperature_profile(struct graphics_context *gc, struct plot_in
return;
cairo_set_line_width(gc->cr, 2);
set_source_rgba(gc, 0.2, 0.2, 0.9, 0.8);
set_source_rgba(gc, TEMP_PLOT, 0.8);
for (i = 0; i < pi->nr; i++) {
struct plot_data *entry = pi->entry + i;
int mkelvin = entry->temperature;
@ -610,19 +668,6 @@ static int get_cylinder_pressure_range(struct graphics_context *gc, struct plot_
return pi->maxpressure != 0;
}
#define SAC_COLORS 9
static const rgb_t sac_color[SAC_COLORS] = {
{ 0.0, 0.4, 0.2},
{ 0.2, 0.6, 0.2},
{ 0.4, 0.8, 0.2},
{ 0.6, 0.8, 0.2},
{ 0.8, 0.8, 0.2},
{ 0.8, 0.6, 0.2},
{ 0.8, 0.4, 0.2},
{ 0.9, 0.3, 0.2},
{ 1.0, 0.2, 0.2},
};
/* set the color for the pressure plot according to temporary sac rate
* as compared to avg_sac; the calculation simply maps the delta between
* sac and avg_sac to indexes 0 .. (SAC_COLORS - 1) with everything
@ -639,9 +684,9 @@ static void set_sac_color(struct graphics_context *gc, int sac, int avg_sac)
sac_index = 0;
if (sac_index > SAC_COLORS - 1)
sac_index = SAC_COLORS - 1;
set_source_rgb_struct(gc, &sac_color[sac_index]);
set_source_rgb(gc, sac_color[sac_index]);
} else {
set_source_rgb(gc, 1.0, 1.0, 1.0);
set_source_rgb(gc, SAC_DEFAULT);
}
}
@ -727,7 +772,7 @@ static void plot_pressure_value(struct graphics_context *gc, int mbar, int sec,
const char *unit;
pressure = get_pressure_units(mbar, &unit);
text_render_options_t tro = {10, 0.2, 0.6, 0.2, xalign, yalign};
text_render_options_t tro = {10, PRESSURE_TEXT, xalign, yalign};
plot_text(gc, &tro, sec, mbar, "%d %s", pressure, unit);
}
@ -1347,9 +1392,6 @@ void plot(struct graphics_context *gc, cairo_rectangle_int_t *drawing_area, stru
gc->maxx = (drawing_area->width - 2*drawing_area->x);
gc->maxy = (drawing_area->height - 2*drawing_area->y);
cairo_set_source_rgba(gc->cr, 0.95, 0.95, 0.90, 0.95);
cairo_paint(gc->cr);
/* Temperature profile */
plot_temperature_profile(gc, pi);
@ -1369,7 +1411,7 @@ void plot(struct graphics_context *gc, cairo_rectangle_int_t *drawing_area, stru
gc->leftx = 0; gc->rightx = 1.0;
gc->topy = 0; gc->bottomy = 1.0;
set_source_rgb(gc, 1, 1, 1);
set_source_rgb(gc, BOUNDING_BOX);
cairo_set_line_width(gc->cr, 1);
move_to(gc, 0, 0);
line_to(gc, 0, 1);