From bd8dbe03ead6c73f28df517f8873675108277bf5 Mon Sep 17 00:00:00 2001
From: Federico Angelilli <code@fedang.net>
Date: Thu, 12 Sep 2024 01:29:32 +0200
Subject: Add effects

---
 src/layout.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'src/layout.c')

diff --git a/src/layout.c b/src/layout.c
index 92e6469..3ebbcce 100644
--- a/src/layout.c
+++ b/src/layout.c
@@ -5,6 +5,7 @@
 
 #include "any_log.h"
 #include "layout.h"
+#include "effect.h"
 
 void layout_init(layout_t *layout, block_t *block, layout_info_t info)
 {
@@ -73,6 +74,22 @@ void layout_init(layout_t *layout, block_t *block, layout_info_t info)
 
 void layout_render(layout_t *layout, cairo_t *cr)
 {
+    effect_t *effect = layout->block->effect;
+    if (effect != NULL) {
+        struct timespec now;
+        timespec_get(&now, TIME_UTC);
+
+        if (timespec_zero(effect->start))
+            effect->start = now;
+        else if (timespec_greater(now, timespec_add(effect->start, effect->duration)))
+            layout->block->effect = NULL;
+    }
+
+    // Pre-processing effects
+    if (effect != NULL && effect->pre != NULL) {
+        effect->pre(effect, layout, cr);
+    }
+
     double degree = M_PI / 180.0;
     int radius = layout->height / 2 - layout->y_padding;
     int line_radius = radius - layout->block->line_width / 2;
@@ -117,6 +134,14 @@ void layout_render(layout_t *layout, cairo_t *cr)
         pango_cairo_update_layout(cr, layout->pl);
         pango_cairo_show_layout(cr, layout->pl);
     }
+
+    // Post-processing effects
+    if (effect != NULL && effect->post != NULL) {
+        effect->post(effect, layout, cr);
+    }
+
+    if (layout->block->effect == NULL && effect != NULL)
+        effect_free(effect);
 }
 
 void layout_free(layout_t *layout)
-- 
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