diff options
Diffstat (limited to 'src/entry.c')
| -rw-r--r-- | src/entry.c | 88 |
1 files changed, 52 insertions, 36 deletions
diff --git a/src/entry.c b/src/entry.c index 252e3e1..b476e36 100644 --- a/src/entry.c +++ b/src/entry.c @@ -1,9 +1,29 @@ #include <cairo/cairo.h> +#include <math.h> #include <wchar.h> #include "entry.h" #include "log.h" #include "nelem.h" +static void rounded_rectangle(cairo_t *cr, uint32_t width, uint32_t height, uint32_t r) +{ + cairo_new_path(cr); + + /* Top-left */ + cairo_arc(cr, r, r, r, -M_PI, -M_PI_2); + + /* Top-right */ + cairo_arc(cr, width - r, r, r, -M_PI_2, 0); + + /* Bottom-right */ + cairo_arc(cr, width - r, height - r, r, 0, M_PI_2); + + /* Bottom-left */ + cairo_arc(cr, r, height - r, r, M_PI_2, M_PI); + + cairo_close_path(cr); +} + void entry_init(struct entry *entry, uint8_t *restrict buffer, uint32_t width, uint32_t height, uint32_t scale) { entry->image.width = width; @@ -49,60 +69,53 @@ void entry_init(struct entry *entry, uint8_t *restrict buffer, uint32_t width, u width /= scale; height /= scale; - /* Draw the outer outline */ - struct color color = entry->border.outline_color; + + /* Draw the background */ + struct color color = entry->background_color; cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); - cairo_set_line_width(cr, 2 * entry->border.outline_width); - cairo_rectangle(cr, 0, 0, width, height); - cairo_stroke(cr); + cairo_save(cr); + cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); + cairo_paint(cr); + cairo_restore(cr); + /* Draw the border with outlines */ + cairo_set_line_width(cr, 4 * entry->border.outline_width + 2 * entry->border.width); + rounded_rectangle(cr, width, height, entry->corner_radius); - /* Move and clip following draws to be within this outline */ - cairo_translate( - cr, - entry->border.outline_width, - entry->border.outline_width); - width -= 2 * entry->border.outline_width; - height -= 2 * entry->border.outline_width; - cairo_rectangle(cr, 0, 0, width, height); - cairo_clip(cr); + color = entry->border.outline_color; + cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); + cairo_stroke_preserve(cr); - /* Draw the border */ color = entry->border.color; cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); - cairo_set_line_width(cr, 2 * entry->border.width); - cairo_rectangle(cr, 0, 0, width, height); - cairo_stroke(cr); + cairo_set_line_width(cr, 2 * entry->border.outline_width + 2 * entry->border.width); + cairo_stroke_preserve(cr); - /* Move and clip following draws to be within the border */ - cairo_translate(cr, entry->border.width, entry->border.width); - width -= 2 * entry->border.width; - height -= 2 * entry->border.width; - cairo_rectangle(cr, 0, 0, width, height); - cairo_clip(cr); - - /* Draw the inner outline */ color = entry->border.outline_color; cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); cairo_set_line_width(cr, 2 * entry->border.outline_width); + cairo_stroke_preserve(cr); + + /* Clear the overdrawn bits outside of the rounded corners */ cairo_rectangle(cr, 0, 0, width, height); - cairo_stroke(cr); + cairo_set_source_rgba(cr, 0, 0, 0, 0.5); + cairo_save(cr); + cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD); + cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR); + cairo_fill(cr); + cairo_restore(cr); + /* Move and clip following draws to be within this outline */ cairo_translate( cr, - entry->border.outline_width, - entry->border.outline_width); - width -= 2 * entry->border.outline_width; - height -= 2 * entry->border.outline_width; + 2 * entry->border.outline_width + entry->border.width, + 2 * entry->border.outline_width + entry->border.width); + width -= 4 * entry->border.outline_width + 2 * entry->border.width; + height -= 4 * entry->border.outline_width + 2 * entry->border.width; cairo_rectangle(cr, 0, 0, width, height); cairo_clip(cr); - /* Draw the entry background */ - color = entry->background_color; - cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); - cairo_paint(cr); - /* Move and clip following draws to be within the specified padding */ cairo_translate(cr, entry->padding, entry->padding); width -= 2 * entry->padding; @@ -152,7 +165,10 @@ void entry_update(struct entry *entry) /* Clear the image. */ struct color color = entry->background_color; cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a); + cairo_save(cr); + cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); cairo_paint(cr); + cairo_restore(cr); /* Draw our text. */ color = entry->foreground_color; |