From 40a63433c55b09416272171ffbf2e92910506b27 Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Tue, 17 May 2022 15:48:37 -0500
Subject: [PATCH] GUI: prepare for the input pad

---
 src/gui/gui.cpp   |  6 ++--
 src/gui/gui.h     |  2 +-
 src/gui/piano.cpp | 72 ++++++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 76 insertions(+), 4 deletions(-)

diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 7933a14b5..903ae888b 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -2323,8 +2323,8 @@ void FurnaceGUI::processPoint(SDL_Event& ev) {
       }
       TouchPoint newPoint(ev.button.x,ev.button.y);
 #ifdef __APPLE__
-      newPoint->x*=dpiScale;
-      newPoint->y*=dpiScale;
+      newPoint.x*=dpiScale;
+      newPoint.y*=dpiScale;
 #endif
       activePoints.push_back(newPoint);
       pressedPoints.push_back(newPoint);
@@ -4276,6 +4276,7 @@ FurnaceGUI::FurnaceGUI():
   pianoOffset(6),
   pianoOffsetEdit(9),
   pianoView(2),
+  pianoInputPadMode(2),
 #else
   pianoOctaves(7),
   pianoOctavesEdit(4),
@@ -4284,6 +4285,7 @@ FurnaceGUI::FurnaceGUI():
   pianoOffset(6),
   pianoOffsetEdit(6),
   pianoView(0),
+  pianoInputPadMode(0),
 #endif
   hasACED(false) {
   // value keys
diff --git a/src/gui/gui.h b/src/gui/gui.h
index ee80a3d6f..777a9690a 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -1226,7 +1226,7 @@ class FurnaceGUI {
   float pianoKeyHit[180];
   bool pianoKeyPressed[180];
   int pianoOffset, pianoOffsetEdit;
-  int pianoView;
+  int pianoView, pianoInputPadMode;
 
   // TX81Z
   bool hasACED;
diff --git a/src/gui/piano.cpp b/src/gui/piano.cpp
index c4c1a474e..130c746c2 100644
--- a/src/gui/piano.cpp
+++ b/src/gui/piano.cpp
@@ -40,7 +40,11 @@ const bool isTopKey[12]={
   false, true, false, true, false, false, true, false, true, false, true, false
 };
 
-// TODO: actually implement a piano!
+#define VALUE_DIGIT(x,label) \
+  if (ImGui::Selectable(label,false,0,ImVec2(50.0*dpiScale,50.0*dpiScale))) { \
+    valueInput(x,false); \
+  }
+
 void FurnaceGUI::drawPiano() {
   if (nextWindow==GUI_WINDOW_PIANO) {
     pianoOpen=true;
@@ -86,6 +90,19 @@ void FurnaceGUI::drawPiano() {
           if (ImGui::RadioButton("Continuous",pianoView==1)) {
             pianoView=1;
           }
+          ImGui::Text("Value input pad:");
+          if (ImGui::RadioButton("Disabled",pianoInputPadMode==0)) {
+            pianoInputPadMode=0;
+          }
+          if (ImGui::RadioButton("On keyboard",pianoInputPadMode==1)) {
+            pianoInputPadMode=1;
+          }
+          if (ImGui::RadioButton("Split (automatic)",pianoInputPadMode==2)) {
+            pianoInputPadMode=2;
+          }
+          if (ImGui::RadioButton("Split (always visible)",pianoInputPadMode==3)) {
+            pianoInputPadMode=3;
+          }
           ImGui::Checkbox("Share play/edit offset/range",&pianoSharePosition);
           ImGui::EndPopup();
         }
@@ -295,4 +312,57 @@ void FurnaceGUI::drawPiano() {
   }
   if (ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows)) curWindow=GUI_WINDOW_PIANO;
   ImGui::End();
+
+  // draw input pad if necessary
+  if ((pianoInputPadMode==2 && cursor.xFine>0) || pianoInputPadMode==3) {
+    if (ImGui::Begin("Input Pad",NULL,ImGuiWindowFlags_NoTitleBar)) {
+      if (ImGui::BeginTable("InputPad",3,ImGuiTableFlags_Borders)) {
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(10,"A");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(11,"B");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(12,"C");
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(13,"D");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(14,"E");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(15,"F");
+
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(1,"1");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(2,"2");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(3,"3");
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(4,"4");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(5,"5");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(6,"6");
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(7,"7");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(8,"8");
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(9,"9");
+        ImGui::TableNextRow();
+        ImGui::TableNextColumn();
+        ImGui::TableNextColumn();
+        VALUE_DIGIT(0,"0");
+        ImGui::TableNextColumn();
+
+        ImGui::EndTable();
+      }
+    }
+    if (ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows)) curWindow=GUI_WINDOW_PIANO;
+    ImGui::End();
+  }
 }