alina
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Pebble-Time-Watchface-Arcangle
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refactored some of the drawing routines

master
Alina Marquardt 2015-11-24 00:23:47 +01:00
parent a9fbb91884
commit 916b316963
1 changed files with 23 additions and 43 deletions
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66
src/main.c
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@ -4,12 +4,11 @@
#define ANTIALIASING true
#define FINAL_RADIUS 88
#define FINAL_RADIUS 90
#define HAND_WIDTH 6
#define TICK_RADIUS 3
#define HAND_MARGIN_OUTER 16
#define HAND_MARGIN_INNER 50
#define SHADOW_OFFSET 2
#define HAND_MARGIN_OUTER 15
#define HAND_MARGIN_MIDDLE 32
#define HAND_MARGIN_INNER 40
#define GRID_SPACING 18
#define ANIMATION_DURATION 400
@ -27,7 +26,6 @@ static GPoint s_center;
static Time s_last_time;
static int s_radius = 0, colors = 1;
static bool s_animating = false, debug = false;
static float anim_offset;
static GColor gcolorbg, gcolorh, gcolort;
@ -102,7 +100,7 @@ static void tick_handler(struct tm *tick_time, TimeUnits changed) {
// Store time
// dummy time in emulator
if (debug) {
s_last_time.hours = 8;
s_last_time.hours = 5;
s_last_time.minutes = tick_time->tm_sec;
} else {
s_last_time.hours = tick_time->tm_hour;
@ -128,6 +126,11 @@ static int32_t get_angle_for_hour(int hour, int minute) {
static void update_proc(Layer *layer, GContext *ctx) {
GRect bounds = layer_get_bounds(layer);
GRect bounds_mo = grect_inset(bounds, GEdgeInsets(HAND_MARGIN_OUTER));
GRect bounds_mi = grect_inset(bounds, GEdgeInsets(HAND_MARGIN_MIDDLE-1));
GRect bounds_m = grect_inset(bounds, GEdgeInsets(HAND_MARGIN_MIDDLE));
GRect bounds_ho = grect_inset(bounds, GEdgeInsets(HAND_MARGIN_MIDDLE+1));
GRect bounds_hi = grect_inset(bounds, GEdgeInsets(HAND_MARGIN_INNER));
graphics_context_set_fill_color(ctx, gcolorbg);
graphics_fill_rect(ctx, bounds, 0, GCornerNone);
graphics_context_set_antialiased(ctx, ANTIALIASING);
@ -136,32 +139,13 @@ static void update_proc(Layer *layer, GContext *ctx) {
Time mode_time = s_last_time;
// Adjust for minutes through the hour
float hour_angle = TRIG_MAX_ANGLE * mode_time.hours / 12;
float minute_angle = TRIG_MAX_ANGLE * mode_time.minutes / 60;
float hour_deg = get_angle_for_hour(mode_time.hours, mode_time.minutes);
float minute_deg = get_angle_for_minute(mode_time.minutes);
hour_angle += (minute_angle / TRIG_MAX_ANGLE) * (TRIG_MAX_ANGLE / 12);
if (s_animating) {
hour_angle += anim_offset;
minute_angle -= anim_offset;
}
GPoint minute_hand_outer = (GPoint) {
.x = (int16_t)(sin_lookup(TRIG_MAX_ANGLE * mode_time.minutes / 60) * (int32_t)(s_radius - HAND_MARGIN_OUTER) / TRIG_MAX_RATIO) + s_center.x,
.y = (int16_t)(-cos_lookup(TRIG_MAX_ANGLE * mode_time.minutes / 60) * (int32_t)(s_radius - HAND_MARGIN_OUTER) / TRIG_MAX_RATIO) + s_center.y,
};
GPoint minute_hand_inner = (GPoint) {
.x = (int16_t)(sin_lookup(TRIG_MAX_ANGLE * mode_time.minutes / 60) * ((int32_t)HAND_MARGIN_INNER+1) / TRIG_MAX_RATIO) + s_center.x,
.y = (int16_t)(-cos_lookup(TRIG_MAX_ANGLE * mode_time.minutes / 60) * ((int32_t)HAND_MARGIN_INNER+1) / TRIG_MAX_RATIO) + s_center.y,
};
GPoint hour_hand_outer = (GPoint) {
.x = (int16_t)(sin_lookup(hour_angle) * (int32_t)(s_radius - HAND_MARGIN_OUTER - (0.35 * s_radius)) / TRIG_MAX_RATIO) + s_center.x,
.y = (int16_t)(-cos_lookup(hour_angle) * (int32_t)(s_radius - HAND_MARGIN_OUTER - (0.35 * s_radius)) / TRIG_MAX_RATIO) + s_center.y,
};
GPoint hour_hand_inner = (GPoint) {
.x = (int16_t)(sin_lookup(hour_angle) * (int32_t)HAND_MARGIN_INNER / TRIG_MAX_RATIO) + s_center.x,
.y = (int16_t)(-cos_lookup(hour_angle) * (int32_t)HAND_MARGIN_INNER / TRIG_MAX_RATIO) + s_center.y,
};
GPoint minute_hand_outer = gpoint_from_polar(bounds_mo, GOvalScaleModeFitCircle, DEG_TO_TRIGANGLE(minute_deg));
GPoint minute_hand_inner = gpoint_from_polar(bounds_mi, GOvalScaleModeFitCircle, DEG_TO_TRIGANGLE(minute_deg));
GPoint hour_hand_outer = gpoint_from_polar(bounds_ho, GOvalScaleModeFitCircle, DEG_TO_TRIGANGLE(hour_deg));
GPoint hour_hand_inner = gpoint_from_polar(bounds_hi, GOvalScaleModeFitCircle, DEG_TO_TRIGANGLE(hour_deg));
graphics_context_set_stroke_color(ctx, gcolort);
graphics_context_set_stroke_width(ctx, 1);
@ -177,33 +161,29 @@ static void update_proc(Layer *layer, GContext *ctx) {
graphics_draw_line(ctx, gxtop, gxbot);
}
graphics_context_set_stroke_color(ctx, gcolorh);
graphics_context_set_stroke_width(ctx, HAND_WIDTH);
if((s_radius - HAND_MARGIN_OUTER) > HAND_MARGIN_INNER) {
if(s_radius > 2 * HAND_MARGIN_OUTER) {
graphics_context_set_stroke_color(ctx, gcolorh);
graphics_context_set_stroke_width(ctx, HAND_WIDTH);
graphics_draw_line(ctx, hour_hand_inner, hour_hand_outer);
}
if(s_radius > HAND_MARGIN_OUTER) {
graphics_context_set_stroke_color(ctx, gcolorh);
graphics_context_set_stroke_width(ctx, HAND_WIDTH);
graphics_draw_line(ctx, minute_hand_inner, minute_hand_outer);
}
GRect frame = grect_inset(bounds, GEdgeInsets(37));
graphics_context_set_fill_color(ctx, gcolorh);
if (minute_deg > hour_deg && minute_deg-hour_deg > 180) {
hour_deg += 360;
} else if (minute_deg < hour_deg && hour_deg-minute_deg > 180) {
minute_deg += 360;
}
if (minute_deg < hour_deg) {
graphics_fill_radial(ctx, frame, GOvalScaleModeFitCircle, HAND_WIDTH,
DEG_TO_TRIGANGLE(minute_deg-1),
DEG_TO_TRIGANGLE(hour_deg+1));
graphics_draw_arc(ctx, bounds_m, GOvalScaleModeFitCircle,
DEG_TO_TRIGANGLE(minute_deg),
DEG_TO_TRIGANGLE(hour_deg));
} else {
graphics_fill_radial(ctx, frame, GOvalScaleModeFitCircle, HAND_WIDTH,
DEG_TO_TRIGANGLE(hour_deg-1),
DEG_TO_TRIGANGLE(minute_deg+1));
graphics_draw_arc(ctx, bounds_m, GOvalScaleModeFitCircle,
DEG_TO_TRIGANGLE(hour_deg),
DEG_TO_TRIGANGLE(minute_deg));
}
}
}