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// DasherButtons.cpp, build a set of boxes for Button Dasher.
// Copyright 2005, Chris Ball and David MacKay. GPL.
// Idea - should back off button always just undo the previous 'forwards' button?
#include "../Common/Common.h"
#include "DasherButtons.h"
#include "DasherScreen.h"
#include "DasherInterfaceBase.h"
#include <valarray>
#include <iostream>
// Track memory leaks on Windows to the line that new'd the memory
#ifdef _WIN32
#ifdef _DEBUG_MEMLEAKS
#define DEBUG_NEW new( _NORMAL_BLOCK, THIS_FILE, __LINE__ )
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#endif
using namespace Dasher;
CDasherButtons::CDasherButtons(CSettingsUser *pCreator, CDasherInterfaceBase *pInterface, bool bMenu, ModuleID_t iID, const char *szName)
: CStaticFilter(pCreator, pInterface, iID, szName), m_bMenu(bMenu), m_bDecorationChanged(true), m_pBoxes(NULL), iActiveBox(0) {}
CDasherButtons::~CDasherButtons()
{
delete[] m_pBoxes;
}
void CDasherButtons::Activate() {
//ick - can't do this at construction time! This should get called before anything
// which depends on it, tho...
if (!m_pBoxes) SetupBoxes();
m_iScanTime = std::numeric_limits<unsigned long>::min();
}
void CDasherButtons::KeyDown(unsigned long iTime, int iId, CDasherView *pView, CDasherInput *pInput, CDasherModel *pModel) {
if(m_bMenu) {
switch(iId) {
case 1:
case 4:
m_bDecorationChanged = true;
++iActiveBox;
if(iActiveBox == m_iNumBoxes)
iActiveBox = 0;
break;
case 2:
case 3:
case 100:
m_bDecorationChanged = true;
ScheduleZoom(pModel, m_pBoxes[iActiveBox].iTop, m_pBoxes[iActiveBox].iBottom);
if(iActiveBox != m_iNumBoxes-1)
iActiveBox = 0;
break;
}
}
else {
DirectKeyDown(iTime, iId, pView, pModel);
}
}
void CDasherButtons::DirectKeyDown(unsigned long iTime, int iId, CDasherView *pView, CDasherModel *pModel) {
if(iId == 100) // Ignore mouse events
return;
if(iId == 1)
iActiveBox = m_iNumBoxes - 1;
else if(iId <= m_iNumBoxes)
iActiveBox = iId-2;
else
iActiveBox = m_iNumBoxes-2;
ScheduleZoom(pModel, m_pBoxes[iActiveBox].iTop,m_pBoxes[iActiveBox].iBottom);
}
void CDasherButtons::Timer(unsigned long Time, CDasherView *pView, CDasherInput *pInput, CDasherModel *pModel, CExpansionPolicy **pol) {
if (m_bMenu && GetLongParameter(LP_BUTTON_SCAN_TIME) &&
Time > m_iScanTime) {
m_iScanTime = Time + GetLongParameter(LP_BUTTON_SCAN_TIME);
m_bDecorationChanged = true;
++iActiveBox;
if(iActiveBox == m_iNumBoxes)
iActiveBox = 0;
}
// TODO: This is a bit of a hack to make joystick mode work
myint iDasherX;
myint iDasherY;
pInput->GetDasherCoords(iDasherX, iDasherY, pView);
// ----
}
void CDasherButtons::NewDrawGoTo(CDasherView *pView, myint iDasherMin, myint iDasherMax, bool bActive) {
myint iHeight(iDasherMax - iDasherMin);
int iColour;
int iWidth;
if(bActive) {
iColour = 1;
iWidth = 3;
}
else {
iColour = 2;
iWidth = 1;
}
CDasherScreen::point p[4];
pView->Dasher2Screen( 0, iDasherMin, p[0].x, p[0].y);
pView->Dasher2Screen( iHeight, iDasherMin, p[1].x, p[1].y);
pView->Dasher2Screen( iHeight, iDasherMax, p[2].x, p[2].y);
pView->Dasher2Screen( 0, iDasherMax, p[3].x, p[3].y);
pView->Screen()->Polyline(p, 4, iWidth, iColour);
}
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