Implement LegoMeterPresenter (#439)

* push changes

* Update legometerpresenter.h

* fix wrong offset

* fix deconstructor

* fix + improve accuracy

* Update legometerpresenter.cpp

* Match functions

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>

LEGO1/lego/legoomni/include/legometerpresenter.h

@@ -7,7 +7,30 @@
 // SIZE 0x94 (from 0x1000a163)
 class LegoMeterPresenter : public MxStillPresenter {
 public:
+	LegoMeterPresenter();
+	virtual ~LegoMeterPresenter() override;
+
 	// MxStillPresenter's `::ClassName` and `::IsA` are used.
+
+	virtual void StreamingTickle() override; // vtable+0x20
+	virtual void RepeatingTickle() override; // vtable+0x24
+	virtual void ParseExtra() override;      // vtable+0x30
+
+private:
+	void FUN_10043a50();
+
+	MxU8* m_unk0x6c;     // 0x6c
+	MxU16 m_type;        // 0x70
+	MxString m_variable; // 0x74
+	MxFloat m_unk0x84;   // 0x84
+	MxU16 m_unk0x88;     // 0x88
+	MxU16 m_unk0x8a;     // 0x8a
+	MxU16 m_unk0x8c;     // 0x8c
+	MxU16 m_unk0x8e;     // 0x8e
+	MxU16 m_layout;      // 0x90
 };
 
+// SYNTHETIC: LEGO1 0x10043760
+// LegoMeterPresenter::`scalar deleting destructor'
+
 #endif // LEGOMETERPRESENTER_H

LEGO1/lego/legoomni/src/video/legometerpresenter.cpp

@@ -1,6 +1,119 @@
 #include "legometerpresenter.h"
 
 #include "decomp.h"
+#include "mxbitmap.h"
+#include "mxutil.h"
 
-// Uncomment when member class variables are fleshed out.
-// DECOMP_SIZE_ASSERT(LegoMeterPresenter, 0x94); // 0x1000a163
+DECOMP_SIZE_ASSERT(LegoMeterPresenter, 0x94)
+
+// GLOBAL: LEGO1 0x1010207c
+const char* g_filterIndex = "FILTER_INDEX";
+
+// GLOBAL: LEGO1 0x10102094
+const char* g_type = "TYPE";
+
+// GLOBAL: LEGO1 0x10102088
+const char* g_leftToRight = "LEFT_TO_RIGHT";
+
+// GLOBAL: LEGO1 0x101020ac
+const char* g_rightToLeft = "RIGHT_TO_LEFT";
+
+// GLOBAL: LEGO1 0x1010205c
+const char* g_bottomToTop = "BOTTOM_TO_TOP";
+
+// GLOBAL: LEGO1 0x101020c0
+const char* g_topToBottom = "TOP_TO_BOTTOM";
+
+// GLOBAL: LEGO1 0x101020c8
+const char* g_variable = "VARIABLE";
+
+// FUNCTION: LEGO1 0x10043430
+LegoMeterPresenter::LegoMeterPresenter()
+{
+	m_layout = 0;
+	m_unk0x6c = 0;
+	m_unk0x84 = 0;
+	m_type = 1;
+	m_flags &= ~Flag_Bit2;
+}
+
+// FUNCTION: LEGO1 0x10043780
+LegoMeterPresenter::~LegoMeterPresenter()
+{
+	delete m_unk0x6c;
+}
+
+// FUNCTION: LEGO1 0x10043800
+void LegoMeterPresenter::ParseExtra()
+{
+	char buffer[256];
+
+	MxStillPresenter::ParseExtra();
+	*((MxU16*) &buffer[0]) = m_action->GetExtraLength();
+	char* extraData = m_action->GetExtraData();
+
+	if (*((MxU16*) &buffer[0])) {
+		MxU16 len = *((MxU16*) &buffer[0]);
+		memcpy(buffer, extraData, len);
+		buffer[len] = '\0';
+
+		char result[256];
+		if (KeyValueStringParse(buffer, g_type, result)) {
+			if (!strcmpi(result, g_leftToRight)) {
+				m_layout = 0;
+			}
+			else if (!strcmpi(result, g_rightToLeft)) {
+				m_layout = 1;
+			}
+			else if (!strcmpi(result, g_bottomToTop)) {
+				m_layout = 2;
+			}
+			else if (!strcmpi(result, g_topToBottom)) {
+				m_layout = 3;
+			}
+		}
+
+		if (KeyValueStringParse(buffer, g_filterIndex, result)) {
+			m_type = atoi(result);
+		}
+
+		if (KeyValueStringParse(buffer, g_variable, result)) {
+			m_variable = result;
+		}
+		else {
+			EndAction();
+		}
+	}
+	else {
+		EndAction();
+	}
+}
+
+// FUNCTION: LEGO1 0x10043990
+void LegoMeterPresenter::StreamingTickle()
+{
+	MxStillPresenter::StreamingTickle();
+	m_unk0x6c = new MxU8[m_bitmap->GetBmiStride() * m_bitmap->GetBmiHeightAbs()];
+	if (m_unk0x6c == NULL) {
+		EndAction();
+	}
+
+	memcpy(m_unk0x6c, m_bitmap->GetBitmapData(), m_bitmap->GetBmiStride() * m_bitmap->GetBmiHeightAbs());
+
+	m_unk0x88 = 0;
+	m_unk0x8a = 0;
+	m_unk0x8c = m_bitmap->GetBmiWidth() - 1;
+	m_unk0x8e = m_bitmap->GetBmiHeightAbs() - 1;
+}
+
+// FUNCTION: LEGO1 0x10043a30
+void LegoMeterPresenter::RepeatingTickle()
+{
+	FUN_10043a50();
+	MxStillPresenter::RepeatingTickle();
+}
+
+// STUB: LEGO1 0x10043a50
+void LegoMeterPresenter::FUN_10043a50()
+{
+}