From 2c214603e29f728804cd88522a1097de803ab321 Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Sun, 3 Feb 2013 20:37:13 +0000
Subject: BiomeVisualiser: initial import

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1192 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 BiomeVisualiser/BiomeViewWnd.cpp | 190 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 190 insertions(+)
 create mode 100644 BiomeVisualiser/BiomeViewWnd.cpp

(limited to 'BiomeVisualiser/BiomeViewWnd.cpp')

diff --git a/BiomeVisualiser/BiomeViewWnd.cpp b/BiomeVisualiser/BiomeViewWnd.cpp
new file mode 100644
index 000000000..cb634034c
--- /dev/null
+++ b/BiomeVisualiser/BiomeViewWnd.cpp
@@ -0,0 +1,190 @@
+
+// BiomeViewWnd.cpp
+
+// Implements the cBiomeViewWnd class representing the window that displays biomes
+
+#include "Globals.h"
+#include "BiomeViewWnd.h"
+#include "BiomeCache.h"
+#include "GeneratorBiomeSource.h"
+#include "../iniFile/iniFile.h"
+
+
+
+
+
+const int TIMER_RERENDER = 1200;
+
+
+
+
+
+cBiomeViewWnd::cBiomeViewWnd(void) :
+	m_Wnd(NULL),
+	m_Thunk(&cBiomeViewWnd::WndProc, this),
+	m_IsLButtonDown(false)
+{
+}
+
+
+
+
+
+bool cBiomeViewWnd::Create(HWND a_ParentWnd, LPCTSTR a_Title)
+{
+	ASSERT(m_Wnd == NULL);
+	
+	// Create a regular STATIC window, then override its window procedure with our own. No need for obnoxious RegisterWindowClass() stuff.
+	m_Wnd = CreateWindow("STATIC", a_Title, WS_OVERLAPPEDWINDOW | WS_VISIBLE, 0, 0, 400, 300, a_ParentWnd, NULL, GetModuleHandle(NULL), NULL);
+	if (m_Wnd == NULL)
+	{
+		LOGERROR("Cannot create main window: %d", GetLastError());
+		return false;
+	}
+	SetWindowLongPtr(m_Wnd, GWLP_WNDPROC, m_Thunk);
+	
+	cIniFile IniFile;
+	cBiomeGen * BioGen = new cBioGenMultiStepMap(0);
+	BioGen->Initialize(IniFile);
+	m_Renderer.SetSource(new cGeneratorBiomeSource(BioGen));
+	
+	return true;
+}
+
+
+
+
+
+
+LRESULT cBiomeViewWnd::WndProc(HWND a_Wnd, UINT a_Msg, WPARAM wParam, LPARAM lParam)
+{
+	switch (a_Msg)
+	{
+		case WM_CLOSE:       return OnClose();
+		case WM_COMMAND:     return OnCommand(wParam, lParam);
+		case WM_LBUTTONDOWN: return OnLButtonDown(wParam, lParam);
+		case WM_LBUTTONUP:   return OnLButtonUp  (wParam, lParam);
+		case WM_MOUSEMOVE:   return OnMouseMove  (wParam, lParam);
+		case WM_PAINT:       return OnPaint();
+		case WM_TIMER:       return OnTimer(wParam);
+	}
+	return ::DefWindowProc(a_Wnd, a_Msg, wParam, lParam);
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnClose(void)
+{
+	PostQuitMessage(0);
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnCommand(WPARAM wParam, LPARAM lParam)
+{
+	// TODO: Handle menu commands, when we get menu
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnLButtonDown(WPARAM wParam, LPARAM lParam)
+{
+	m_IsLButtonDown = true;
+	GetCursorPos(&m_MouseDown);
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnMouseMove(WPARAM wParam, LPARAM lParam)
+{
+	if (!m_IsLButtonDown)
+	{
+		return 0;
+	}
+	POINT pnt;
+	GetCursorPos(&pnt);
+	m_Renderer.MoveViewBy(pnt.x - m_MouseDown.x, pnt.y - m_MouseDown.y);
+	if (m_Renderer.Render(m_Pixmap))
+	{
+		SetTimer(m_Wnd, TIMER_RERENDER, 200, NULL);
+	}
+	m_MouseDown = pnt;
+	InvalidateRect(m_Wnd, NULL, FALSE);
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnLButtonUp(WPARAM wParam, LPARAM lParam)
+{
+	OnMouseMove(wParam, lParam);  // Last movement - if the mouse move hasn't been reported due to speed
+	m_IsLButtonDown = false;
+	InvalidateRect(m_Wnd, NULL, FALSE);
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnPaint(void)
+{
+	PAINTSTRUCT ps;
+	HDC DC = BeginPaint(m_Wnd, &ps);
+	
+	RECT rc;
+	GetClientRect(m_Wnd, &rc);
+	int Wid = rc.right - rc.left;
+	int Hei = rc.bottom - rc.top;
+	if ((m_Pixmap.GetWidth() != Wid) || (m_Pixmap.GetHeight() != Hei))
+	{
+		m_Pixmap.SetSize(Wid, Hei);
+		if (m_Renderer.Render(m_Pixmap))
+		{
+			SetTimer(m_Wnd, TIMER_RERENDER, 200, NULL);
+		}
+	}
+	
+	m_Pixmap.DrawToDC(DC, 0, 0);
+
+	EndPaint(m_Wnd, &ps);
+	return 0;
+}
+
+
+
+
+
+LRESULT cBiomeViewWnd::OnTimer(WPARAM wParam)
+{
+	switch (wParam)
+	{
+		case TIMER_RERENDER:
+		{
+			if (!m_Renderer.Render(m_Pixmap))
+			{
+				KillTimer(m_Wnd, TIMER_RERENDER);
+			}
+			InvalidateRect(m_Wnd, NULL, FALSE);
+			break;
+		}
+	}
+	return 0;
+}
+
+
+
+
-- 
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