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#include "stdafx.h"
#include "CLCDGfx.h"
#include "CLCDObject.h"
#include "CLCDTextObject.h"
//************************************************************************
// constructor
//************************************************************************
CLCDTextObject::CLCDTextObject() : m_bWordWrap(false), m_hFont(nullptr), m_iFontHeight(0)
{
// Initialize DRAWTEXTPARAMS
memset(&m_dtp, 0, sizeof(DRAWTEXTPARAMS));
m_dtp.cbSize = sizeof(DRAWTEXTPARAMS);
// Initialize alignment
m_iTextFormat = m_iTextAlignment = (DT_LEFT | DT_NOPREFIX);
}
//************************************************************************
// destructor
//************************************************************************
CLCDTextObject::~CLCDTextObject()
{
if(m_hFont)
{
DeleteObject(m_hFont);
}
}
//************************************************************************
// initializes the textobject
//************************************************************************
bool CLCDTextObject::Initialize()
{
m_hFont = (HFONT) GetStockObject(DEFAULT_GUI_FONT);
if(nullptr != m_hFont)
{
SetFontFaceName(L"Small Fonts");
SetFontPointSize(6);
}
return true;
}
//************************************************************************
// deinitializes the textobject
//************************************************************************
bool CLCDTextObject::Shutdown()
{
return true;
}
//************************************************************************
// draws the textobject
//************************************************************************
bool CLCDTextObject::Draw(CLCDGfx*)
{
return true;
}
//************************************************************************
// updates the textobject
//************************************************************************
bool CLCDTextObject::Update()
{
return true;
}
//************************************************************************
// sets the textobject's font
//************************************************************************
bool CLCDTextObject::SetFont(LOGFONT& lf)
{
if (m_hFont)
{
DeleteObject(m_hFont);
m_hFont = nullptr;
}
m_hFont = CreateFontIndirect(&lf);
if(!m_hFont)
return false;
// Calculate the font's height
HDC hDC = CreateCompatibleDC(nullptr);
SelectObject(hDC, m_hFont);
TEXTMETRIC tmFontInfo;
GetTextMetrics(hDC,&tmFontInfo);
m_iFontHeight = tmFontInfo.tmHeight;
DeleteObject(hDC);
OnFontChanged();
return true;
}
//************************************************************************
// sets the textobject's font's facename
//************************************************************************
void CLCDTextObject::SetFontFaceName(tstring strFontName)
{
// if NULL, uses the default gui font
if (strFontName.empty())
return;
LOGFONT lf;
memset(&lf, 0, sizeof(lf));
GetObject(m_hFont, sizeof(LOGFONT), &lf);
wcsncpy(lf.lfFaceName, strFontName.c_str(), LF_FACESIZE);
SetFont(lf);
}
//************************************************************************
// sets the textobject's font's point size
//************************************************************************
void CLCDTextObject::SetFontPointSize(int nPointSize)
{
LOGFONT lf;
memset(&lf, 0, sizeof(lf));
GetObject(m_hFont, sizeof(LOGFONT), &lf);
lf.lfHeight = -MulDiv(nPointSize, 96, 72);
SetFont(lf);
}
//************************************************************************
// sets the textobject's font to italic
//************************************************************************
void CLCDTextObject::SetFontItalic(bool flag) {
LOGFONT lf;
memset(&lf, 0, sizeof(lf));
GetObject(m_hFont, sizeof(LOGFONT), &lf);
lf.lfItalic = flag;
SetFont(lf);
}
//************************************************************************
// sets the textobject's font's weight
//************************************************************************
void CLCDTextObject::SetFontWeight(int nWeight)
{
LOGFONT lf;
memset(&lf, 0, sizeof(lf));
GetObject(m_hFont, sizeof(LOGFONT), &lf);
lf.lfWeight = nWeight;
SetFont(lf);
}
//************************************************************************
// sets the textobject's alignment
//************************************************************************
void CLCDTextObject::SetAlignment(int iAlignment)
{
m_iTextFormat &= ~m_iTextAlignment;
m_iTextFormat |= iAlignment;
m_iTextAlignment = iAlignment;
}
//************************************************************************
// sets the textobject's wordwrap mode
//************************************************************************
void CLCDTextObject::SetWordWrap(bool bWrap)
{
m_bWordWrap = bWrap;
if (bWrap)
m_iTextFormat |= DT_WORDBREAK;
else
m_iTextFormat &= ~DT_WORDBREAK;
}
//************************************************************************
// called when the textobject's font has changed
//************************************************************************
void CLCDTextObject::OnFontChanged()
{
}
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