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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 "AlternatingDirectMode.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;
static SModuleSettings sSettings[] = {
/* TRANSLATORS: The number of time steps over which to perform the zooming motion in button mode. */
{LP_ZOOMSTEPS, T_LONG, 1, 63, 1, 1, _("Frames over which to perform zoom")},
/* TRANSLATORS: Intercept keyboard events for 'special' keys even when the Dasher window doesn't have keyboard focus.*/
{BP_GLOBAL_KEYBOARD, T_BOOL, -1, -1, -1, -1, _("Global keyboard grab")}
};
CAlternatingDirectMode::CAlternatingDirectMode(CSettingsUser *pCreator, CDasherInterfaceBase *pInterface)
: CDasherButtons(pCreator, pInterface, false/*menu*/, 12, _("Alternating Direct Mode")) {}
void CAlternatingDirectMode::SetupBoxes()
{
m_pBoxes = new SBoxInfo[m_iNumBoxes = 5];
// Fast boxes
m_pBoxes[0].iTop = 0;
m_pBoxes[0].iBottom = 1000;
m_pBoxes[1].iTop = 3096;
m_pBoxes[1].iBottom = 4096;
// Slow boxes
m_pBoxes[2].iTop = 0;
m_pBoxes[2].iBottom = 3096;
m_pBoxes[3].iTop = 1000;
m_pBoxes[3].iBottom = 4096;
m_pBoxes[0].iDisplayTop = m_pBoxes[0].iTop;
m_pBoxes[0].iDisplayBottom = m_pBoxes[0].iBottom;
m_pBoxes[1].iDisplayTop = m_pBoxes[1].iTop;
m_pBoxes[1].iDisplayBottom = m_pBoxes[1].iBottom;
m_pBoxes[2].iDisplayTop = m_pBoxes[2].iTop;
m_pBoxes[2].iDisplayBottom = m_pBoxes[2].iBottom;
m_pBoxes[3].iDisplayTop = m_pBoxes[3].iTop;
m_pBoxes[3].iDisplayBottom = m_pBoxes[3].iBottom;
m_pBoxes[m_iNumBoxes-1].iDisplayTop = 0;
m_pBoxes[m_iNumBoxes-1].iDisplayBottom = CDasherModel::MAX_Y;
m_pBoxes[m_iNumBoxes-1].iTop = int(- CDasherModel::MAX_Y / 2);
m_pBoxes[m_iNumBoxes-1].iBottom = int(CDasherModel::MAX_Y * 1.5);
m_iLastBox = -1;
}
bool CAlternatingDirectMode::DecorateView(CDasherView *pView, CDasherInput *pInput) {
if(m_iLastBox == 1) {
NewDrawGoTo(pView, m_pBoxes[2].iDisplayTop, m_pBoxes[2].iDisplayBottom, false);
NewDrawGoTo(pView, m_pBoxes[1].iDisplayTop, m_pBoxes[3].iDisplayBottom, false);
NewDrawGoTo(pView, m_pBoxes[4].iDisplayTop, m_pBoxes[4].iDisplayBottom, false);
}
else {
NewDrawGoTo(pView, m_pBoxes[0].iDisplayTop, m_pBoxes[0].iDisplayBottom, false);
NewDrawGoTo(pView, m_pBoxes[3].iDisplayTop, m_pBoxes[1].iDisplayBottom, false);
NewDrawGoTo(pView, m_pBoxes[4].iDisplayTop, m_pBoxes[4].iDisplayBottom, false);
}
bool bRV(m_bDecorationChanged);
m_bDecorationChanged = false;
return bRV;
}
void CAlternatingDirectMode::DirectKeyDown(unsigned long iTime, int iId, CDasherView *pView, CDasherModel *pModel) {
int iTargetBox;
switch(iId) {
case 2:
iTargetBox = (m_iLastBox == 1) ? 2 : 0;
m_iLastBox = 1;
break;
case 3:
case 4:
iTargetBox = (m_iLastBox==2) ? 3 : 1;
m_iLastBox = 2;
break;
case 1:
iTargetBox = 4;
break;
default:
//unknown button...do nothing (?)
return;
}
//iTargetBox now indicates the box into which to zoom
ScheduleZoom(pModel, m_pBoxes[iTargetBox].iTop, m_pBoxes[iTargetBox].iBottom);
}
bool CAlternatingDirectMode::GetSettings(SModuleSettings **pSettings, int *iCount) {
*pSettings = sSettings;
*iCount = sizeof(sSettings) / sizeof(SModuleSettings);
return true;
}
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