adds SerialHelper and AgsImVec2 objects. Long work to support styles.

CMakeLists.txt

@@ -48,6 +48,10 @@ add_library(agsimgui SHARED
         agsimgui/imgui/examples/imgui_impl_dx9.cpp
         agsimgui/imgui/examples/imgui_impl_dx9.h
         agsimgui/agsimgui.h
+        agsimgui/AgsImVec2.cpp
+        agsimgui/AgsImVec2.h
+        agsimgui/SerialHelper.cpp
+        agsimgui/SerialHelper.h
         agsimgui/agsimgui.cpp
         agsimgui/Screen.cpp
         agsimgui/Screen.h)

agsimgui/AgsImVec2.cpp

@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2020  Érico Vieira Porto
+ *
+ * This program is free software. You can use and redistribute it
+ *  under the terms and conditions of the MIT License (see LICENCE).
+ */
+
+#include <cmath>
+#include "AgsImVec2.h"
+
+AgsImVec2::AgsImVec2(float x, float y) {
+    _x = x;
+    _y = y;
+}
+
+AgsImVec2::~AgsImVec2(void)
+{
+}
+
+void AgsImVec2::SetX(float x){
+    _x = x;
+}
+
+float AgsImVec2::GetX(){
+    return _x;
+}
+
+void AgsImVec2::SetY(float y){
+    _y = y;
+}
+
+float AgsImVec2::GetY(){
+    return _y;
+}
+
+AgsImVec2* AgsImVec2::Scale(float scale){
+    return new AgsImVec2(_x * scale, _y * scale);
+}
+
+float AgsImVec2::Length(){
+    return sqrtf(_x * _x + _y * _y);
+}
+
+float AgsImVec2::SquaredLength(){
+    return (_x * _x + _y * _y);
+}
+
+AgsImVec2* AgsImVec2::Add(AgsImVec2* agsImVec2) {
+    if(agsImVec2 == nullptr) return new AgsImVec2(_x , _y );
+
+    return new AgsImVec2(_x + agsImVec2->GetX(), _y + agsImVec2->GetY());
+}
+
+AgsImVec2* AgsImVec2::Sub(AgsImVec2* agsImVec2) {
+    if(agsImVec2 == nullptr) return new AgsImVec2(_x , _y );
+
+    return new AgsImVec2(_x - agsImVec2->GetX(), _y - agsImVec2->GetY());
+}
+
+//------------------------------------------------------------------------------
+
+
+extern IAGSEngine* engine;
+
+AgsImVec2Interface AgsImVec2_Interface;
+AgsImVec2Reader AgsImVec2_Reader;
+
+const char* AgsImVec2Interface::name = "AgsImVec2";
+
+//------------------------------------------------------------------------------
+#include "SerialHelper.h"
+using namespace SerialHelper;
+
+int AgsImVec2Interface::Dispose(const char* address, bool force)
+{
+    delete ((AgsImVec2*)address);
+    return (1);
+}
+
+//------------------------------------------------------------------------------
+
+int AgsImVec2Interface::Serialize(const char* address, char* buffer, int bufsize)
+{
+    AgsImVec2* agsimgui_imvec2 = (AgsImVec2*)address;
+    char* ptr = buffer;
+    char* end = buffer + bufsize;
+
+    ptr = FloatToChar(agsimgui_imvec2->GetX(), ptr, end);
+    ptr = FloatToChar(agsimgui_imvec2->GetY(), ptr, end);
+
+    return (ptr - buffer);
+}
+
+//------------------------------------------------------------------------------
+
+void AgsImVec2Reader::Unserialize(int key, const char* serializedData, int dataSize)
+{
+    char* ptr = (char*) serializedData;
+    int agsimgui_imvec2_id = key;
+
+
+    float val_x;
+    float val_y;
+
+    ptr = CharToFloat( val_x, ptr);
+    ptr = CharToFloat( val_y, ptr);
+
+    AgsImVec2* agsimgui_imvec2 = new AgsImVec2(val_x, val_y);
+
+    engine->RegisterUnserializedObject(key, agsimgui_imvec2, &AgsImVec2_Interface);
+}
+
+//..............................................................................

agsimgui/AgsImVec2.h

@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2020  Érico Vieira Porto
+ *
+ * This program is free software. You can use and redistribute it
+ *  under the terms and conditions of the MIT License (see LICENCE).
+ */
+
+#pragma once
+
+#ifndef _AGSIMVEC2_H
+#define _AGSIMVEC2_H
+
+#include "plugin/agsplugin.h"
+
+class AgsImVec2
+{
+    float _x = 0.0;
+    float _y = 0.0;
+public:
+    AgsImVec2(float x, float y);
+    ~AgsImVec2(void);
+    void SetX(float x);
+    float GetX();
+    void SetY(float y);
+    float GetY();
+
+    AgsImVec2* Scale(float scale);
+    float Length();
+    float SquaredLength();
+    AgsImVec2* Add(AgsImVec2* AgsImVec2);
+    AgsImVec2* Sub(AgsImVec2* AgsImVec2);
+};
+
+
+
+//------------------------------------------------------------------------------
+// AGS interface instances
+
+class AgsImVec2Interface : public IAGSScriptManagedObject
+{
+public:
+    static const char* name;
+
+    AgsImVec2Interface() {};
+
+    virtual int Dispose(const char* address, bool force);
+    virtual const char* GetType() { return (name); }
+    virtual int Serialize(const char* address, char* buffer, int bufsize);
+
+};
+
+//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
+
+class AgsImVec2Reader : public IAGSManagedObjectReader
+{
+public:
+
+    AgsImVec2Reader() {}
+
+    virtual void Unserialize(int key, const char* serializedData, int dataSize);
+
+};
+
+//------------------------------------------------------------------------------
+
+extern AgsImVec2Interface AgsImVec2_Interface;
+extern AgsImVec2Reader AgsImVec2_Reader;
+
+//------------------------------------------------------------------------------
+
+#endif /* _AGSIMVEC2_H */
+
+//............

agsimgui/SerialHelper.cpp

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2020  Érico Vieira Porto
+ *
+ * This program is free software. You can use and redistribute it
+ *  under the terms and conditions of the MIT License (see LICENCE).
+ */
+
+#include "SerialHelper.h"
+#include <cassert>
+
+namespace SerialHelper {
+
+	char* IntToChar(int i, char * buf, char* end) {
+		assert(buf + sizeof(int) < end);
+
+		*((int*)buf) = i;
+
+		return buf + sizeof(int);
+	}
+
+    char* CharToInt(int &i, char * buf) {
+        i = *((int*)buf);
+        return buf + sizeof(int);
+    }
+
+	char* FloatToChar(float f, char * buf, char* end) {
+		assert(buf + sizeof(float) < end);
+
+		*((float*)buf) = f;
+
+		return buf + sizeof(float);
+	}
+
+    char* CharToFloat(float &f, char * buf) {
+        f = *((float*)buf);
+        return buf + sizeof(float);
+    }
+
+	char* BoolToChar(bool b, char* buf, char* end) {
+		assert(buf + sizeof(char) < end);
+
+		if (b) {
+			*buf = 1;
+		}
+		else {
+			*buf = 0;
+		}
+		return buf + sizeof(char);
+	}
+
+	char* CharToBool(bool &b, char* buf) {
+		if (*buf == 0) {
+			b = false;
+		}
+		else {
+			b = true;
+		}
+		return buf + sizeof(char);
+	}
+
+
+
+
+}

agsimgui/SerialHelper.h

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2020  Érico Vieira Porto
+ *
+ * This program is free software. You can use and redistribute it
+ *  under the terms and conditions of the MIT License (see LICENCE).
+ */
+
+#pragma once
+
+#ifndef AGSBOX2D_SERIALHELPER_H
+#define AGSBOX2D_SERIALHELPER_H
+
+namespace SerialHelper {
+
+	union u_cf
+	{
+		float f;
+		char s[sizeof(float)];
+	};
+
+	union u_ci
+	{
+		int i;
+		char s[sizeof(int)];
+	};
+
+	char* IntToChar(int i, char * buf, char* end);
+	char* FloatToChar(float f, char * buf, char* end);
+	char* BoolToChar(bool b, char* buf, char* end);
+
+    char* CharToInt(int &i, char * buf);
+    char* CharToFloat(float &f, char * buf);
+	char* CharToBool(bool &b, char* buf);
+}
+
+#endif /* AGSBOX2D_SERIALHELPER_H */

agsimgui/agsimgui.cpp

@@ -39,6 +39,8 @@ struct IUnknown; // Workaround for "combaseapi.h(229): error C2187: syntax error
 #include "Screen.h"
 #include "libs/clip/clip.h"
 
+#include "AgsImVec2.h"
+
 #include <cstring>
 
 #if defined(BUILTIN_PLUGINS)
@@ -1578,6 +1580,8 @@ int AgsImGuiHelper_GetClipboarImage() {
 		if (engine->version < MIN_ENGINE_VERSION)
 			engine->AbortGame("Plugin needs engine version " STRINGIFY(MIN_ENGINE_VERSION) " or newer.");
 
+        engine->AddManagedObjectReader(AgsImVec2Interface::name, &AgsImVec2_Reader);
+
 		//register functions
         if(screen.driver == Screen::Driver::eOpenGL) {