From d7fcc9c0b05a06cc9a71241c1adc948774aab9bc Mon Sep 17 00:00:00 2001
From: Gordon JC Pearce <gordonjcp@gmail.com>
Date: Tue, 11 Feb 2025 23:14:29 +0000
Subject: [PATCH] buttons switch LEDs

---
 plugin/chassis.hpp |  4 +++-
 plugin/ui.cpp      | 18 +++++++++++++++++-
 plugin/ui.hpp      |  5 ++++-
 3 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/plugin/chassis.hpp b/plugin/chassis.hpp
index ecea3f3..c4d2c47 100644
--- a/plugin/chassis.hpp
+++ b/plugin/chassis.hpp
@@ -55,7 +55,9 @@ class Chassis : public Plugin {
 
         pChorus,
 
-        parameterCount
+        parameterCount,
+
+        btn16, btn8, btn4, btnPls, btnSaw, btnCh0, btnCh1, btnCh2
     };
 
     Chassis();
diff --git a/plugin/ui.cpp b/plugin/ui.cpp
index 08c49d7..204dd2a 100644
--- a/plugin/ui.cpp
+++ b/plugin/ui.cpp
@@ -157,13 +157,18 @@ DistrhoUIchassis::DistrhoUIchassis() : UI(Art::backgroundWidth, Art::backgroundH
     xBtn16ft = new ImageButton(this, Image(Art::orngBtnUp, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB),
     Image(Art::orngBtnDn, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB));
     xBtn16ft->setAbsolutePos(149,103);
+    xBtn16ft->setId(Chassis::btn16);
+    xBtn16ft->setCallback(this);
     xBtn8ft = new ImageButton(this, Image(Art::orngBtnUp, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB),
     Image(Art::orngBtnDn, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB));
     xBtn8ft->setAbsolutePos(190,103);
+    xBtn8ft->setId(Chassis::btn8);
+    xBtn8ft->setCallback(this);
     xBtn4ft = new ImageButton(this, Image(Art::orngBtnUp, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB),
     Image(Art::orngBtnDn, Art::orngBtnWidth, Art::orngBtnHeight, kImageFormatRGB));
     xBtn4ft->setAbsolutePos(231,103);
-
+    xBtn4ft->setId(Chassis::btn4);
+    xBtn4ft->setCallback(this);
     programLoaded(0);
 }
 
@@ -271,6 +276,17 @@ void DistrhoUIchassis::imageSliderValueChanged(ImageSlider* slider, float value)
     setParameterValue(slider->getId(), value);
 }
 
+void DistrhoUIchassis::imageButtonClicked(ImageButton *imgBtn, int) {
+    int id = imgBtn->getId();
+    //printf("imagebutton %d\n", id);
+    switch (id) {
+        case Chassis::btn16: sw1 &= 0xf8; sw1 |= 0x01; break;
+        case Chassis::btn8: sw1 &= 0xf8; sw1 |= 0x02; break;
+        case Chassis::btn4: sw1 &= 0xf8; sw1 |= 0x04; break;
+        default: break;
+    }
+}
+
 void DistrhoUIchassis::onDisplay() {
     const GraphicsContext& context(getGraphicsContext());
     fImgBackground.draw(context);
diff --git a/plugin/ui.hpp b/plugin/ui.hpp
index 635f6e8..3ae5f66 100644
--- a/plugin/ui.hpp
+++ b/plugin/ui.hpp
@@ -8,7 +8,8 @@
 START_NAMESPACE_DISTRHO
 
 class DistrhoUIchassis : public UI,
-                         public ImageSlider::Callback {
+                         public ImageSlider::Callback, 
+                         public ImageButton::Callback {
    public:
     DistrhoUIchassis();
     ~DistrhoUIchassis() override;
@@ -22,6 +23,8 @@ class DistrhoUIchassis : public UI,
     void imageSliderDragFinished(ImageSlider* slider) override;
     void imageSliderValueChanged(ImageSlider* slider, float value) override;
 
+    void imageButtonClicked(ImageButton *imageButton, int button) override;
+
    private:
     Image fImgBackground;
     Image fImgLedOn;