From 183c43fe2d85be24e43f09e62c07911e82935b1d Mon Sep 17 00:00:00 2001
From: Bad Diode <bd@badd10de.dev>
Date: Mon, 24 Apr 2023 15:24:41 +0200
Subject: Add initial copy-paste of trig to ch

---
 src/clipboard.c | 34 ++++++++++++++++++++++++++++++++++
 src/main.c      |  8 ++++++--
 src/sequencer.c |  4 +++-
 3 files changed, 43 insertions(+), 3 deletions(-)

diff --git a/src/clipboard.c b/src/clipboard.c
index d802645..97e083f 100644
--- a/src/clipboard.c
+++ b/src/clipboard.c
@@ -279,6 +279,40 @@ clipboard_paste(void) {
         }
         draw_channels();
         draw_triggers();
+    } else if (input_handler == handle_channel_selection) {
+        if (clipboard.type == CLIP_TRIG ||
+                clipboard.type == CLIP_PARAM_CH1 ||
+                clipboard.type == CLIP_PARAM_CH2 ||
+                clipboard.type == CLIP_PARAM_CH3 ||
+                clipboard.type == CLIP_PARAM_CH4) {
+            if (clipboard.src_chan == channel_selection_loc) {
+                switch (channel_selection_loc) {
+                    case 0: {
+                        for (size_t i = 0; i < 17; i++) {
+                            pat_dst->ch1.params[i] = pat_src->ch1.params[clipboard.src_trig];
+                        }
+                    } break;
+                    case 1: {
+                        for (size_t i = 0; i < 17; i++) {
+                            pat_dst->ch2.params[i] = pat_src->ch2.params[clipboard.src_trig];
+                        }
+                    } break;
+                    case 2: {
+                        for (size_t i = 0; i < 17; i++) {
+                            pat_dst->ch3.params[i] = pat_src->ch3.params[clipboard.src_trig];
+                        }
+                    } break;
+                    case 3: {
+                        for (size_t i = 0; i < 17; i++) {
+                            pat_dst->ch4.params[i] = pat_src->ch4.params[clipboard.src_trig];
+                        }
+                    } break;
+                }
+            }
+            // TODO: copy params to position 16 (per-channel) if it matches the
+            // channel type.
+            // TODO: update all parameters in the rest of the triggers.
+        }
     } else if (input_handler == handle_pattern_selection && clipboard.type == CLIP_PATTERN) {
         // Copy an entire pattern.
         if (pattern_selection_loc != clipboard.src_pat) {
diff --git a/src/main.c b/src/main.c
index d4e6dbb..ea10fdb 100644
--- a/src/main.c
+++ b/src/main.c
@@ -23,7 +23,11 @@ WITH REGARD TO THIS SOFTWARE.
 //  - Theming support, with a number of pre-configured themes and custom colors.
 //
 // Quality of life improvements.
-//  - Per channel sound adjustments that modify the sound in all trigs.
+//  + Per channel sound adjustments that modify the sound in all trigs.
+//      + Basic support.
+//      - Allow pasting parameters if they have been copied.
+//      - Draw the global params in grey if they haven't been adjusted or aren't
+//        currently selected.
 //  + Per-octave note adjustment with Select + L/R on a trig.
 //  + Transpose channel with SEL + L/R on channel select.
 //  - Pattern chaining for more than 1 queue and/or song mode.
@@ -42,7 +46,7 @@ WITH REGARD TO THIS SOFTWARE.
 #include "renderer_m0.c"
 #include "sequencer.c"
 
-#define PROF_ENABLE 0
+#define PROF_ENABLE 1
 #include "profiling.c"
 
 void
diff --git a/src/sequencer.c b/src/sequencer.c
index b5339fa..179e72f 100644
--- a/src/sequencer.c
+++ b/src/sequencer.c
@@ -216,8 +216,8 @@ handle_channel_selection(void) {
                 case 2: { input_handler = handle_param_selection_ch3; } break;
                 case 3: { input_handler = handle_param_selection_ch4; } break;
             }
-            redraw_params = true;
         }
+        redraw_params = true;
     } else if (key_tap(KEY_L)) {
         s32 inc = -1;
         if (key_hold(KEY_SELECT)) {
@@ -267,6 +267,7 @@ handle_channel_selection(void) {
         } else {
             channel_selection_loc = MAX(channel_selection_loc - 1, 0);
         }
+        param_selection_loc = 0;
         redraw_trigs = true;
         redraw_params = true;
     } else if (key_tap(KEY_DOWN)) {
@@ -275,6 +276,7 @@ handle_channel_selection(void) {
         } else {
             channel_selection_loc = MIN(channel_selection_loc + 1, SEQ_N_CHANNELS);
         }
+        param_selection_loc = 0;
         redraw_trigs = true;
         redraw_params = true;
     }
-- 
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