From 6135d7c37be0c5ac28d1ac6914ccc8f0bb90d399 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Thu, 16 Mar 2023 12:25:07 -0500
Subject: [PATCH] feat(event): wire up more mouse mode handling

---
 src/event/Input.cpp | 31 +++++++++++++++++++++++++++++--
 src/event/Input.hpp |  5 +++++
 src/event/Types.hpp |  6 ++++++
 3 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/src/event/Input.cpp b/src/event/Input.cpp
index 66c4013..37e935a 100644
--- a/src/event/Input.cpp
+++ b/src/event/Input.cpp
@@ -325,8 +325,7 @@ void ProcessInput(const int32_t param[], OSINPUT id, int32_t* shutdown, EvtConte
 void CheckMouseModeState() {
     if (Input::s_mouseHoldButton) {
         if (Input::s_mouseHoldButton != (Input::s_mouseHoldButton & Input::s_buttonState)) {
-            // TODO
-            // EventSetMouseMode(0, 0);
+            EventSetMouseMode(MOUSE_MODE_NORMAL, 0);
         }
     }
 }
@@ -355,6 +354,30 @@ void ConvertPosition(int32_t clientx, int32_t clienty, float* x, float* y) {
     *y = 1.0 - (static_cast<float>(clienty) / static_cast<float>(windowDim.bottom - windowDim.top));
 }
 
+void EventSetMouseMode(MOUSEMODE mode, uint32_t holdButton) {
+    STORM_ASSERT(mode < MOUSE_MODES);
+    STORM_VALIDATE(mode < MOUSE_MODES, ERROR_INVALID_PARAMETER);
+
+    auto contextId = *reinterpret_cast<uint32_t*>(PropGet(PROP_EVENTCONTEXT));
+    int32_t findMask;
+    auto context = TSingletonInstanceId<EvtContext, offsetof(EvtContext, m_id)>::s_idTable.Ptr(
+        contextId,
+        0,
+        &findMask
+    );
+
+    if (context) {
+        IEvtSetMouseMode(context, mode, holdButton);
+
+        if (findMask != -1) {
+            TSingletonInstanceId<EvtContext, offsetof(EvtContext, m_id)>::s_idTable.Unlock(
+                findMask & (INSTANCE_TABLE_SLOT_COUNT - 1),
+                findMask >= INSTANCE_TABLE_SLOT_COUNT
+            );
+        }
+    }
+}
+
 uint32_t GenerateMouseFlags() {
     uint32_t flags = 0;
 
@@ -454,6 +477,10 @@ int32_t IEvtInputProcess(EvtContext* context, int32_t* shutdown) {
     return v4;
 }
 
+void IEvtSetMouseMode(EvtContext* context, MOUSEMODE mode, uint32_t holdButton) {
+    // TODO
+}
+
 const char* KeyCodeToString(KEY key) {
     static char charBuf[8];
 
diff --git a/src/event/Input.hpp b/src/event/Input.hpp
index 36f855f..4bc145b 100644
--- a/src/event/Input.hpp
+++ b/src/event/Input.hpp
@@ -16,6 +16,7 @@ namespace Input {
     extern C2iVector s_currentMouse;
     extern uint32_t s_mouseHoldButton;
     extern MOUSEMODE s_mouseMode;
+    extern OS_MOUSE_MODE s_osMouseMode;
     extern int32_t s_numlockState;
     extern int32_t s_simulatedRightButtonClick;
     extern uint32_t s_metaKeyState;
@@ -38,6 +39,8 @@ MOUSEBUTTON ConvertButtonNumberToMOUSEBUTTON(int32_t buttonNumber);
 
 void ConvertPosition(int32_t clientx, int32_t clienty, float* x, float* y);
 
+void EventSetMouseMode(MOUSEMODE mode, uint32_t holdButton);
+
 uint32_t GenerateMouseFlags();
 
 const char* GetButtonName(int32_t button);
@@ -46,6 +49,8 @@ void IEvtInputInitialize();
 
 int32_t IEvtInputProcess(EvtContext* context, int32_t* shutdown);
 
+void IEvtSetMouseMode(EvtContext* context, MOUSEMODE mode, uint32_t holdButton);
+
 const char* KeyCodeToString(KEY key);
 
 int32_t OsInputGet(OSINPUT* id, int32_t* param0, int32_t* param1, int32_t* param2, int32_t* param3);
diff --git a/src/event/Types.hpp b/src/event/Types.hpp
index 3b2f0b7..a195799 100644
--- a/src/event/Types.hpp
+++ b/src/event/Types.hpp
@@ -209,6 +209,12 @@ enum OSINPUT {
     OS_INPUT_SHUTDOWN               = 19
 };
 
+enum OS_MOUSE_MODE {
+    OS_MOUSE_MODE_NORMAL            = 0,
+    OS_MOUSE_MODE_RELATIVE          = 1,
+    OS_MOUSE_MODES                  = 2,
+};
+
 struct OSEVENT {
     OSINPUT id;
     int32_t param[4];