Paranoia2/game_shared/vgui_checkbutton2.cpp

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//========= Copyright © 1996-2002, Valve LLC, All rights reserved. ============
2020-08-31 18:50:41 +02:00
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================
#include <stdarg.h>
#include <stdio.h>
#include "vgui_checkbutton2.h"
#include "vgui_loadtga.h"
#define EXTRA_X 5
using namespace vgui;
CCheckButton2::CCheckButton2() :
m_Label(""),
m_pChecked(NULL),
m_pUnchecked(NULL),
m_pHandler(NULL),
m_CheckboxPanel(NULL)
{
m_bOwnImages = false;
m_bChecked = false;
m_pChecked = m_pUnchecked = NULL;
m_bCheckboxLeft = true;
m_Label.setParent(this);
m_Label.setFgColor(255,255,255,0);
m_Label.setBgColor(0,0,0,255); // background is not drawn and foreground is white
m_Label.addInputSignal(this);
m_CheckboxPanel.setParent(this);
m_CheckboxPanel.addInputSignal(this);
setPaintBackgroundEnabled(false);
}
CCheckButton2::~CCheckButton2()
{
DeleteImages();
}
void CCheckButton2::SetImages(char const *pChecked, char const *pUnchecked)
{
DeleteImages();
m_pChecked = vgui_LoadTGA(pChecked);
m_pUnchecked = vgui_LoadTGA(pUnchecked);
m_bOwnImages = true;
SetupControls();
}
void CCheckButton2::SetImages(Image *pChecked, Image *pUnchecked)
{
DeleteImages();
m_pChecked = pChecked;
m_pUnchecked = pUnchecked;
m_bOwnImages = false;
SetupControls();
}
void CCheckButton2::DeleteImages()
{
if(m_bOwnImages)
{
delete m_pChecked;
delete m_pUnchecked;
}
m_pChecked = NULL;
m_pUnchecked = NULL;
m_bOwnImages = false;
SetupControls();
}
void CCheckButton2::SetCheckboxLeft(bool bLeftAlign)
{
m_bCheckboxLeft = bLeftAlign;
SetupControls();
}
bool CCheckButton2::GetCheckboxLeft()
{
return m_bCheckboxLeft;
}
void CCheckButton2::SetText(char const *pText, ...)
{
char str[512];
va_list marker;
va_start(marker, pText);
_vsnprintf(str, sizeof(str), pText, marker);
va_end(marker);
m_Label.setText(str);
SetupControls();
}
void CCheckButton2::SetTextColor(int r, int g, int b, int a)
{
m_Label.setFgColor(r, g, b, a);
repaint();
}
void CCheckButton2::SetHandler(ICheckButton2Handler *pHandler)
{
m_pHandler = pHandler;
}
bool CCheckButton2::IsChecked()
{
return m_bChecked;
}
void CCheckButton2::SetChecked(bool bChecked)
{
m_bChecked = bChecked;
SetupControls();
}
void CCheckButton2::internalMousePressed(MouseCode code)
{
m_bChecked = !m_bChecked;
if(m_pHandler)
m_pHandler->StateChanged(this);
SetupControls();
}
void CCheckButton2::SetupControls()
{
// Initialize the checkbutton bitmap.
Image *pBitmap = m_bChecked ? m_pChecked : m_pUnchecked;
Panel *controls[2] = {&m_CheckboxPanel, &m_Label};
int controlSizes[2][2];
controlSizes[0][0] = controlSizes[0][1] = 0;
if(pBitmap)
pBitmap->getSize(controlSizes[0][0], controlSizes[0][1]);
m_CheckboxPanel.setImage(pBitmap);
m_CheckboxPanel.setSize(controlSizes[0][0], controlSizes[0][1]);
// Get the label's size.
m_Label.getSize(controlSizes[1][0], controlSizes[1][1]);
m_Label.setContentAlignment(Label::a_west);
// Position the controls.
int iLeftControl = !m_bCheckboxLeft;
int iBiggestY = controlSizes[0][1] > controlSizes[1][0] ? 0 : 1;
controls[iLeftControl]->setPos(0, (controlSizes[iBiggestY][1] - controlSizes[iLeftControl][1]) / 2);
controls[!iLeftControl]->setPos(controlSizes[iLeftControl][0] + EXTRA_X, (controlSizes[iBiggestY][1] - controlSizes[!iLeftControl][1]) / 2);
// Fit this control to the sizes of the subcontrols.
setSize(controlSizes[0][0] + controlSizes[1][0] + EXTRA_X, (controlSizes[0][1] > controlSizes[1][1]) ? controlSizes[0][1] : controlSizes[1][1]);
repaint();
}
void CCheckButton2::mousePressed(MouseCode code, Panel *panel)
{
internalMousePressed(code);
}