Initial commit

nkosrc4/Neko98/Pet.cpp

@@ -0,0 +1,159 @@
+// Pet.cpp: implementation of the CPet class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#include "Pet.h"
+
+//////////////////////////////////////////////////////////////////////
+// Construction/Destruction
+//////////////////////////////////////////////////////////////////////
+
+CPet::CPet()
+{
+	//prepare empty icon table
+	m_nIcons = 0;
+	m_nLastIcon = -1;
+	m_hIcons = NULL;
+
+	//set initial and old position
+	m_ptPosition.x = 0;
+	m_ptPosition.y = 0;
+	m_ptOldPosition.x = -1;
+	m_ptOldPosition.y = -1;
+
+	//set initial size and scale
+	m_sizeImage.cx = 0;
+	m_sizeImage.cy = 0;
+    m_fScale = 1.0f;
+
+	//set initial bounding box (none)
+	SetRect( &m_rcBounds, -1, -1, -1, -1 );
+}
+
+
+
+CPet::~CPet()
+{
+	//delete the images
+	DestroyImages();
+}
+
+
+//////////////////////////////////////////////////////////////////////
+// Member Functions
+//////////////////////////////////////////////////////////////////////
+
+
+void CPet::SetImages( HICON* hIconTable, int nIcons )
+{
+	//delete current images
+	DestroyImages();
+
+	//we can't have 0 images
+	if( nIcons <= 0 ) 
+	{
+		nIcons = 1;
+#ifdef DEBUG
+		OutputDebugString( "WARNING: CPet::SetImages() passed 0 as nIcons\n" );
+#endif
+	}
+
+    //FIXME: it might be possible to use CopyImage() passing it the *scaled* width and height
+    //in combination with the LR_COPYFROMRESOURCE. This might fix the non-32x32 icon problem
+
+	//allocate icon table and clear all entries
+	m_hIcons = new HICON[nIcons];
+	for( int i = 0; i < nIcons; i++ ) m_hIcons[i] = CopyIcon(hIconTable[i]);
+
+	//store icon table size and set last drawn icon index
+	m_nIcons = nIcons;
+	m_nLastIcon = -1;
+
+	//get size of first icon
+    ICONINFO ii;
+    GetIconInfo( m_hIcons[0], &ii );
+
+	BITMAP bm;
+	GetObject( ii.hbmMask, sizeof(BITMAP), &bm );
+    DeleteObject( ii.hbmMask );
+    DeleteObject( ii.hbmColor );
+
+    //calculate scaled size
+	m_sizeImage.cx = int( bm.bmWidth * m_fScale );
+	m_sizeImage.cy = int( bm.bmHeight * m_fScale );
+}
+
+
+
+void CPet::DestroyImages()
+{
+	//delete all images, if any
+	if( m_nIcons > 0 )
+	{
+		//delete all icons in the table
+		for( int i = 0; i < m_nIcons; i++ ) DestroyIcon( m_hIcons[i] );
+
+		//delete the table
+		delete[] m_hIcons;
+		m_hIcons = NULL;
+	}
+}
+
+
+
+void CPet::SetImage( int nImage )
+{
+	//only draw if the image has changed
+	if( nImage != m_nLastIcon )
+	{
+		Erase();
+		Draw( nImage );
+		m_nLastIcon = nImage;
+	}
+}
+
+
+
+void CPet::MoveTo(int nNewX, int nNewY)
+{
+	if( m_ptOldPosition.x == -1 )
+	{
+		//set old position to the current position as we've not been moved before
+		m_ptOldPosition.x = nNewX;
+		m_ptOldPosition.y = nNewY;
+	}
+	else
+	{
+		//store current position
+		m_ptOldPosition.x = m_ptPosition.x;
+		m_ptOldPosition.y = m_ptPosition.y;
+	}
+
+	//remove current
+	Erase();
+
+	//change current position
+	m_ptPosition.x = nNewX;
+	m_ptPosition.y = nNewY;
+
+	//redraw
+	Draw( m_nLastIcon );
+}
+
+void CPet::SetImageAndMoveTo(int nImage, int nNewX, int nNewY)
+{
+	//change image
+	m_nLastIcon = nImage;
+
+	//move
+	MoveTo( nNewX, nNewY );
+}
+
+
+void CPet::SetScale(float fScale)
+{
+    if( fScale != 0.0f )
+        m_fScale = fScale;
+    else
+        m_fScale = 1.0f;
+}