85 lines
3.4 KiB
C
85 lines
3.4 KiB
C
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#include "clock_layer.h"
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#define CLOCK_COMMON_SPACE 2
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#define CLOCK_BETWEEN_HM_SPACE 8
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static GFont s_clock_font_big;
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static GFont s_clock_font_small;
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static Layer *s_clock_layer;
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static char s_clock_measure_buffer[4];
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static void clock_layer_update_proc(Layer *layer, GContext *ctx) {
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// Fill a whole layer with the black color.
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GRect layer_bounds = layer_get_unobstructed_bounds(layer);
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layer_bounds.origin = GPoint(0, 0);
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graphics_context_set_fill_color(ctx, GColorBlack);
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graphics_fill_rect(ctx, layer_bounds, 0, GCornerNone);
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// Get the current time.
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time_t tmp = time(NULL);
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struct tm *time = localtime(&tmp);
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// Drawing the measures.
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graphics_context_set_text_color(ctx, GColorWhite);
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GSize big_text_size = graphics_text_layout_get_content_size(
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"00", s_clock_font_big, layer_bounds, GTextOverflowModeFill, GTextAlignmentLeft);
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GSize small_text_size = graphics_text_layout_get_content_size(
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"00", s_clock_font_small, layer_bounds, GTextOverflowModeFill, GTextAlignmentLeft);
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int clock_w =
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(big_text_size.w * 2) + small_text_size.w + CLOCK_COMMON_SPACE + CLOCK_BETWEEN_HM_SPACE;
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int clock_w_pad = (layer_bounds.size.w - clock_w) / 2;
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strftime(s_clock_measure_buffer, sizeof(s_clock_measure_buffer),
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clock_is_24h_style() ? "%H" : "%I", time);
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graphics_draw_text(ctx, s_clock_measure_buffer, s_clock_font_big,
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GRect(clock_w_pad, 1, big_text_size.w, big_text_size.h),
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GTextOverflowModeFill, GTextAlignmentLeft, NULL);
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strftime(s_clock_measure_buffer, sizeof(s_clock_measure_buffer), "%M", time);
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graphics_draw_text(ctx, s_clock_measure_buffer, s_clock_font_big,
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GRect(clock_w_pad + big_text_size.w + CLOCK_BETWEEN_HM_SPACE, 1,
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big_text_size.w, big_text_size.h),
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GTextOverflowModeFill, GTextAlignmentLeft, NULL);
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strftime(s_clock_measure_buffer, sizeof(s_clock_measure_buffer), "%S", time);
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graphics_draw_text(
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ctx, s_clock_measure_buffer, s_clock_font_small,
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GRect(clock_w_pad + (big_text_size.w * 2) + CLOCK_BETWEEN_HM_SPACE + CLOCK_COMMON_SPACE,
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small_text_size.h - 12, small_text_size.w, small_text_size.h),
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GTextOverflowModeFill, GTextAlignmentLeft, NULL);
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// Draw the colon between hours and minutes;
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graphics_context_set_fill_color(ctx, GColorWhite);
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int colon_x = clock_w_pad + big_text_size.w - 2;
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graphics_fill_rect(ctx, GRect(colon_x, (big_text_size.h / 4) + 3, 6, 6), 0, GCornerNone);
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graphics_fill_rect(ctx, GRect(colon_x, (big_text_size.h / 4) + (big_text_size.h / 2) - 3, 6, 6),
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0, GCornerNone);
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}
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void clock_layer_init(Window *window, GPoint position) {
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s_clock_font_big = fonts_load_custom_font(resource_get_handle(RESOURCE_ID_CLOCK_FONT_38));
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s_clock_font_small = fonts_load_custom_font(resource_get_handle(RESOURCE_ID_CLOCK_FONT_26));
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Layer *window_root_layer = window_get_root_layer(window);
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GRect window_bounds = layer_get_unobstructed_bounds(window_root_layer);
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s_clock_layer =
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layer_create(GRect(position.x, position.y, window_bounds.size.w - position.x, 40));
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layer_set_update_proc(s_clock_layer, clock_layer_update_proc);
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layer_add_child(window_root_layer, s_clock_layer);
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}
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void clock_layer_update(void) {
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layer_mark_dirty(s_clock_layer);
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}
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void clock_layer_deinit(void) {
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layer_destroy(s_clock_layer);
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fonts_unload_custom_font(s_clock_font_big);
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fonts_unload_custom_font(s_clock_font_small);
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}
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