From 7f88db5f34c37c804a7bb69fccb2c7dee86dfe98 Mon Sep 17 00:00:00 2001
From: Federico Angelilli <code@fedang.net>
Date: Fri, 15 Mar 2024 21:05:52 +0100
Subject: Fix button border drawing

---
 src/comet.c | 11 ++++++++---
 src/draw.c  | 22 ++++++++++++++++++++--
 2 files changed, 28 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/comet.c b/src/comet.c
index 617fcb5..5bcd9ac 100644
--- a/src/comet.c
+++ b/src/comet.c
@@ -220,12 +220,13 @@ static void menu_action(Button *btn)
     state_request_redraw(menu_ctx->state, true);
 }
 
-static void register_buttons(State *state, Color color, Color text_color)
+static void register_buttons(State *state, Color color, Color text_color, Color line_color, int line_w)
 {
     // Cpu usage button
     Button *cpu_btn = button_simple_create(PANGO_ALIGN_RIGHT, color);
     button_simple_set_text(cpu_btn, g_strdup("  0%"), text_color);
     button_simple_set_action(cpu_btn, show_action, state);
+    button_set_line(cpu_btn, line_color, line_w);
     state_add_button(state, cpu_btn);
 
     cpu_update(cpu_btn);
@@ -235,6 +236,7 @@ static void register_buttons(State *state, Color color, Color text_color)
     Button *temp_btn = button_simple_create(PANGO_ALIGN_RIGHT, color);
     button_simple_set_text(temp_btn, g_strdup("temp"), text_color);
     button_simple_set_action(temp_btn, show_action, state);
+    button_set_line(temp_btn, line_color, line_w);
     state_add_button(state, temp_btn);
 
     temp_update(temp_btn);
@@ -244,6 +246,7 @@ static void register_buttons(State *state, Color color, Color text_color)
     Button *ram_btn = button_simple_create(PANGO_ALIGN_RIGHT, color);
     button_simple_set_text(ram_btn, g_strdup("ram"), text_color);
     button_simple_set_action(ram_btn, show_action, state);
+    button_set_line(ram_btn, line_color, line_w);
     state_add_button(state, ram_btn);
 
     ram_update(ram_btn);
@@ -253,6 +256,7 @@ static void register_buttons(State *state, Color color, Color text_color)
     Button *disk_btn = button_simple_create(PANGO_ALIGN_RIGHT, color);
     button_simple_set_text(disk_btn, g_strdup("disk"), text_color);
     button_simple_set_action(disk_btn, show_action, state);
+    button_set_line(disk_btn, line_color, line_w);
     state_add_button(state, disk_btn);
 
     disk_update(disk_btn);
@@ -287,14 +291,15 @@ int main(int argc, char **argv)
 
     Color color = { 0.4, 0.4, 0.4, 1 };
     Color purple = { 0.502, 0.168, 0.886, 1 };
-    //Color line_color = { 0.8, 0.8, 0.8, 1 };
+    Color line_color = { 0.8, 0.8, 0.8, 1 };
     Color text_color = { 0.9, 0.9, 0.9, 1 };
 
     // Dwm tags
     DwmIpc *dwm = dwm_create(state, "/tmp/dwm.sock");
     dwm_register_tags(dwm, color, purple, text_color);
 
-    register_buttons(state, color, text_color);
+    int line_w = 0;
+    register_buttons(state, color, text_color, line_color, line_w);
 
     // Buttons with special handling
 
diff --git a/src/draw.c b/src/draw.c
index b9b140c..26b0cb0 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -51,9 +51,26 @@ static void paint_button(cairo_t *cr, const Layout *layout)
 {
     double degree = M_PI / 180.0;
     int radius = (layout->height - 2 * layout->y_pad) / 2;
+    int line_radius = radius - layout->line_w / 2;
+
+    //// Layout size
+    //cairo_set_source_rgb(cr, 0, 0, 0);
+    //cairo_move_to(cr, layout->x, layout->y);
+    //cairo_line_to(cr, layout->x, layout->y + layout->height);
+    //cairo_stroke(cr);
+
+    //cairo_move_to(cr, layout->x + layout->width, layout->y);
+    //cairo_line_to(cr, layout->x + layout->width, layout->y + layout->height);
+    //cairo_stroke(cr);
+
+    //// Layout padding
+    //cairo_set_source_rgb(cr, 0.5, 0.1, 0.1);
+    //cairo_rectangle(cr, layout->x + layout->x_pad, layout->y + layout->y_pad, layout->width - 2 * layout->x_pad, layout->height - 2 * layout->y_pad);
+    //cairo_stroke(cr);
 
     cairo_set_line_width(cr, layout->line_w);
 
+    // Button background
     Color color = layout->btn->color;
     cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a);
     cairo_new_sub_path(cr);
@@ -62,11 +79,12 @@ static void paint_button(cairo_t *cr, const Layout *layout)
     cairo_close_path(cr);
     cairo_fill(cr);
 
+    // Button border
     color = layout->btn->line_color;
     cairo_set_source_rgba(cr, color.r, color.g, color.b, color.a);
     cairo_new_sub_path(cr);
-    cairo_arc(cr, layout->x + layout->x_pad + radius, layout->y + layout->y_pad + radius, radius - layout->line_w, 90 * degree, 270 * degree);
-    cairo_arc(cr, layout->x + layout->width - layout->x_pad - radius, layout->y + layout->y_pad + radius, radius - layout->line_w, 270 * degree, 450 * degree);
+    cairo_arc(cr, layout->x + layout->x_pad + radius, layout->y + layout->y_pad + radius, line_radius, 90 * degree, 270 * degree);
+    cairo_arc(cr, layout->x + layout->width - layout->x_pad - radius, layout->y + layout->y_pad + radius, line_radius, 270 * degree, 450 * degree);
     cairo_close_path(cr);
     cairo_stroke(cr);
 }
-- 
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