Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "tf_hud_annotationspanel.h"
#include "vgui_controls/AnimationController.h"
#include "iclientmode.h"
#include "c_tf_player.h"
#include "c_tf_playerresource.h"
#include <vgui_controls/Label.h>
#include <vgui/ILocalize.h>
#include <vgui/ISurface.h>
#include "c_baseobject.h"
#include "fmtstr.h"
#include "tf_gamerules.h"
#include "tf_hud_statpanel.h"
#include "view.h"
#include "ivieweffects.h"
#include "viewrender.h"
#include "tf_gamerules.h"
#include "tf_hud_training.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
DECLARE_HUDELEMENT_DEPTH( CTFAnnotationsPanel, 1 );
static const float LIFE_TIME = 1.0f;
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
CTFAnnotationsPanel::CTFAnnotationsPanel( const char *pElementName )
: EditablePanel( NULL, "AnnotationsPanel" ), CHudElement( pElementName )
{
vgui::Panel *pParent = g_pClientMode->GetViewport();
SetParent( pParent );
m_bShouldBeVisible = false;
SetScheme( "ClientScheme" );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CTFAnnotationsPanel::~CTFAnnotationsPanel()
{
Reset();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::Reset()
{
RemoveAll();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::Init()
{
// listen for events
ListenForGameEvent( "show_annotation" );
ListenForGameEvent( "hide_annotation" );
RemoveAll();
CHudElement::Init();
}
//-----------------------------------------------------------------------------
// Purpose: Applies scheme settings
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::ApplySchemeSettings( vgui::IScheme *pScheme )
{
BaseClass::ApplySchemeSettings( pScheme );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::FireGameEvent( IGameEvent * event )
{
const char *pEventName = event->GetName();
if ( Q_strcmp( "hide_annotation", pEventName ) == 0 )
{
HideAnnotation( event->GetInt("id") );
}
else if ( Q_strcmp( "show_annotation", pEventName ) == 0 )
{
AddAnnotation( event );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CTFAnnotationsPanelCallout *CTFAnnotationsPanel::TestAndAddCallout( int id, Vector &origin, const char *text )
{
int insertSlot = -1;
// Find an available slot and also see if this call out already exists in the list.
for (int i=0; i<m_pCalloutPanels.Count(); ++i)
{
if (NULL == m_pCalloutPanels[i])
{
insertSlot = i;
continue;
}
// If we already have this annotation, return and don't add it again.
if (m_pCalloutPanels[i]->GetAnnotationID() == id)
{
m_pCalloutPanels[i]->SetText( text );
m_pCalloutPanels[i]->SetLocation( origin );
m_pCalloutPanels[i]->SetFollowEntity( NULL );
m_pCalloutPanels[i]->InvalidateLayout();
return m_pCalloutPanels[i];
}
// if one is available, use it
if ( m_pCalloutPanels[i]->IsVisible() == false )
{
insertSlot = i;
continue;
}
}
CTFAnnotationsPanelCallout *pCallout = new CTFAnnotationsPanelCallout( g_pClientMode->GetViewport(), "AnnotationsPanelCallout", id, origin, text );
if (-1 == insertSlot)
{
m_pCalloutPanels.AddToTail( vgui::SETUP_PANEL(pCallout) );
}
else
{
if ( m_pCalloutPanels[insertSlot] != NULL )
{
m_pCalloutPanels[insertSlot]->MarkForDeletion();
}
m_pCalloutPanels[insertSlot] = vgui::SETUP_PANEL(pCallout);
}
return pCallout;
}
void CTFAnnotationsPanel::UpdateAnnotations( void )
{
//Find an available slot and also see if this call out already exists in the list.
for ( int i = m_pCalloutPanels.Count()-1; i >= 0; i-- )
{
if ( !m_pCalloutPanels[i] )
{
m_pCalloutPanels.Remove(i);
continue;
}
// Update the callout. If it says it's finished, remove it.
if ( m_pCalloutPanels[i]->UpdateCallout() )
{
m_pCalloutPanels[i]->MarkForDeletion();
m_pCalloutPanels.Remove(i);
}
}
// If we have no active callouts, hide
if ( !m_pCalloutPanels.Count() )
{
m_bShouldBeVisible = false;
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::AddAnnotation( IGameEvent * event )
{
const char *text = event->GetString( "text" );
int id = event->GetInt("id");
float x = event->GetFloat("worldPosX");
float y = event->GetFloat("worldPosY");
float z = event->GetFloat("worldPosZ");
int iVisibilityBitfield = event->GetInt("visibilityBitfield");
float flLifetime = event->GetFloat("lifetime");
int iFollowEntIndex = event->GetInt("follow_entindex");
bool bShowDistance = event->GetBool("show_distance");
const char *pSound = event->GetString( "play_sound" );
bool bShowEffect = event->GetBool( "show_effect" );
Vector location;
location.x = x;
location.y = y;
location.z = z;
m_bShouldBeVisible = true;
// Try and add the callout
CTFAnnotationsPanelCallout *pCallout = TestAndAddCallout( id, location, text );
if ( pCallout )
{
C_BaseEntity *pFollowEntity = iFollowEntIndex != 0 ? ClientEntityList().GetEnt( iFollowEntIndex) : NULL;
pCallout->Touch();
pCallout->SetLifetime( flLifetime );
pCallout->SetVisibilityBitfield( iVisibilityBitfield );
pCallout->SetFollowEntity( pFollowEntity );
pCallout->SetShowDistance( bShowDistance );
pCallout->UpdateCallout();
if ( pCallout->IsVisible() )
{
if ( pSound )
{
vgui::surface()->PlaySound( pSound );
}
if ( bShowEffect )
{
if ( pFollowEntity && pFollowEntity->ParticleProp())
{
pFollowEntity->ParticleProp()->Create( "ping_circle", PATTACH_ABSORIGIN_FOLLOW );
}
else
{
Vector vecNormal( event->GetFloat("worldNormalX"), event->GetFloat("worldNormalY"), event->GetFloat("worldNormalZ") );
Vector vecOrigin( x, y, z );
vecOrigin += vecNormal * 20.0f;
QAngle vecAngles;
VectorAngles( vecNormal, vecAngles );
DispatchParticleEffect( "ping_circle", vecOrigin, vecAngles );
}
}
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::HideAnnotation( int id )
{
// Delete all our callout panels
for ( int i = m_pCalloutPanels.Count()-1; i >= 0; i-- )
{
if ( m_pCalloutPanels[i]->GetAnnotationID() == id )
{
m_pCalloutPanels[i]->FadeAndRemove();
break;
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::RemoveAll()
{
m_bShouldBeVisible = false;
// Delete all our callout panels
for ( int i = m_pCalloutPanels.Count()-1; i >= 0; i-- )
{
m_pCalloutPanels[i]->MarkForDeletion();
}
m_pCalloutPanels.RemoveAll();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFAnnotationsPanel::ShouldDraw( void )
{
return m_bShouldBeVisible;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanel::OnThink( void )
{
BaseClass::OnThink();
if ( IsVisible() )
{
UpdateAnnotations();
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CTFAnnotationsPanelCallout::~CTFAnnotationsPanelCallout()
{
if ( m_pArrowImages )
{
m_pArrowImages->deleteThis();
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CTFAnnotationsPanelCallout::CTFAnnotationsPanelCallout( Panel *parent, const char *name, int id, Vector &location, const char* text ) : EditablePanel( parent, name )
{
m_pAnnotationLabel = NULL;
m_pDistanceLabel = NULL;
m_pArrowImages = NULL;
m_ID = id;
m_Location = location;
m_Text = text;
m_DeathTime = 0.0f;
m_flLerpPercentage = 1.0f;
m_bWasOffscreen = false;
m_bShowDistance = false;
m_flAlpha[0] = m_flAlpha[1] = 0.0f;
SetWorldPositionCurrentFrame( true );
}
//-----------------------------------------------------------------------------
// Purpose: Applies scheme settings
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::ApplySettings( KeyValues *pInResourceData )
{
BaseClass::ApplySettings( pInResourceData );
if ( !m_pArrowImages )
{
KeyValues *pArrowImagesSubKey = pInResourceData->FindKey( "ArrowIcons" ); AssertMsg( pArrowImagesSubKey, "This must exist!" );
m_pArrowImages = pArrowImagesSubKey->MakeCopy();
}
}
//-----------------------------------------------------------------------------
// Purpose: Applies scheme settings
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::ApplySchemeSettings( vgui::IScheme *pScheme )
{
BaseClass::ApplySchemeSettings( pScheme );
LoadControlSettings( "resource/UI/AnnotationsPanelCallout.res" );
m_pDistanceLabel = dynamic_cast<Label *>( FindChildByName( "DistanceLabel" ) );
m_pBackground = FindChildByName( "CalloutBG" );
if ( m_pBackground )
{
m_pAnnotationLabel = dynamic_cast<CExLabel *>( FindChildByName( "CalloutLabel" ) );
m_pAnnotationLabel->SetParent( m_pBackground );
m_pDistanceLabel->SetParent( m_pBackground );
}
wchar_t outputText[MAX_TRAINING_MSG_LENGTH];
if ( m_pAnnotationLabel && CTFHudTraining::FormatTrainingText( m_Text, outputText ) )
{
m_pAnnotationLabel->SetText(outputText);
}
m_pArrow = dynamic_cast<ImagePanel *>( FindChildByName( "ArrowIcon" ) );
}
//-----------------------------------------------------------------------------
// Purpose: Applies scheme settings
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::PerformLayout( void )
{
if ( !m_pAnnotationLabel || !m_pDistanceLabel )
return;
C_TFPlayer *pLocalTFPlayer = C_TFPlayer::GetLocalTFPlayer();
if ( pLocalTFPlayer == NULL )
return;
// @todo Tom Bui: not sure why we need to do this again, but if we don't
// we still have the camera lag!
InvalidateLayout();
// Reposition the callout based on our target's position
Vector vecTarget = m_Location;
if ( m_FollowEntity.Get() )
{
vecTarget = m_FollowEntity->GetAbsOrigin();
if ( m_FollowEntity->CollisionProp() )
{
vecTarget.z += m_FollowEntity->CollisionProp()->OBBSize().z;
}
}
Vector vDelta = vecTarget - MainViewOrigin();
float flDistance = vDelta.Length();
VectorNormalize( vDelta ); // Only necessary so we can use it as part of our alpha calculation
// Is the target visible on screen?
int iX, iY;
bool bOnscreen = GetVectorInHudSpace( vecTarget, iX, iY ); // Tested - confirmed NOT GetVectorInScreenSpace
// Calculate the perp dot product
QAngle angPlayerView = MainViewAngles();
Vector vView, vRight, vUp;
AngleVectors( angPlayerView, &vView, &vRight, &vUp );
const float flPerpDot = vDelta.x * vView.y - vDelta.y * vView.x;
// Calculate the alpha - the more the user looks away from the target, the greater the alpha
if ( m_DeathTime > 0.0f && m_DeathTime - LIFE_TIME >= gpGlobals->curtime )
{
m_flAlpha[0] = m_flAlpha[1] = 255 * clamp( ( m_DeathTime - gpGlobals->curtime ) / LIFE_TIME, 0.0f, 1.0f );
}
else
{
m_flAlpha[1] = 255;
// BUGBUG: the following lines don't do anything because of the clamp range
//const float flDot = DotProduct( vDelta, vView ); // As the player looks away the target to the target, this will go from -1 to 1
//m_flAlpha[1] = clamp( -255 * flDot, 255, 255 ); // Set target.
m_flAlpha[0] = Lerp( gpGlobals->frametime, m_flAlpha[0], m_flAlpha[1] ); // Move towards target
}
const int fade_alpha = m_flAlpha[0];
SetAlpha( fade_alpha );
m_pArrow->SetAlpha( fade_alpha );
m_pBackground->SetAlpha( fade_alpha );
const int halfWidth = m_pBackground->GetWide() / 2;
bool bOffscreen = !bOnscreen || iX < halfWidth || iX > ScreenWidth()-halfWidth;
if ( bOffscreen )
{
m_pArrow->SetSize( XRES( 10 ), YRES( 20 ) );
const int nHorizontalBuffer = XRES( 20 );
iX = flPerpDot <= 0.0f ? nHorizontalBuffer : ( ScreenWidth() - nHorizontalBuffer - m_pBackground->GetWide() - m_pArrow->GetWide() );
iY = ( ScreenHeight() - m_pBackground->GetTall() ) / 2;
}
else
{
// On screen
// If our target isn't visible, we draw transparently
trace_t tr;
UTIL_TraceLine( vecTarget, MainViewOrigin(), MASK_OPAQUE, NULL, COLLISION_GROUP_NONE, &tr );
if ( tr.fraction < 1.0f )
{
// Not visible ie obstructed by some objects in the world.
// Do *not* show entities that are not the same team
if ( m_FollowEntity.Get() &&
m_FollowEntity->GetTeamNumber() != TEAM_UNASSIGNED && m_FollowEntity->GetTeamNumber() != TEAM_INVALID &&
m_FollowEntity->GetTeamNumber() != pLocalTFPlayer->GetTeamNumber() &&
pLocalTFPlayer->GetTeamNumber() != TEAM_SPECTATOR )
{
SetAlpha( 0 );
m_pArrow->SetAlpha( 0 );
}
}
iX = iX - m_pBackground->GetWide() / 2;
iY = iY - m_pBackground->GetTall() - m_pArrow->GetTall();
}
if ( m_bWasOffscreen != bOffscreen )
{
m_flLerpPercentage = 0.0f;
m_bWasOffscreen = bOffscreen;
}
// lerp to the new position if applicable
// note that this accelerates, cause it uses the current position as the "last position"
if ( m_flLerpPercentage < 1.0f )
{
const float kInvLerpTime = 1.0f / 2.5f;
m_flLerpPercentage = MIN( m_flLerpPercentage + gpGlobals->frametime * kInvLerpTime, 1.0f );
int currentX, currentY;
GetPos( currentX, currentY );
iX = Lerp( m_flLerpPercentage, currentX, iX );
iY = Lerp( m_flLerpPercentage, currentY, iY );
}
SetPos( iX, iY );
int wide, tall;
m_pAnnotationLabel->GetContentSize( wide, tall );
if ( m_bShowDistance )
{
wchar_t *wzFollowEntityName = NULL;
if ( m_FollowEntity.Get() )
{
C_BaseObject *pBuilding = dynamic_cast< C_BaseObject* >( m_FollowEntity.Get() );
if ( pBuilding && pBuilding->GetType() < OBJ_LAST )
{
// Must match resource/tf_objects.txt!!!
const char *szLocalizedObjectNames[OBJ_LAST] =
{
"#TF_Object_Dispenser",
"#TF_Object_Tele",
"#TF_Object_Sentry",
"#TF_object_Sapper"
};
wzFollowEntityName = g_pVGuiLocalize->Find( szLocalizedObjectNames[pBuilding->GetType()] );
}
}
const float kInchesToMeters = 0.0254f;
int distance = RoundFloatToInt( flDistance * kInchesToMeters );
wchar_t wzValue[32];
_snwprintf( wzValue, ARRAYSIZE( wzValue ), L"%u", distance );
wchar_t wzText[256];
if ( wzFollowEntityName == NULL )
{
g_pVGuiLocalize->ConstructString_safe( wzText, g_pVGuiLocalize->Find( "#TR_DistanceTo" ), 1, wzValue );
}
else
{
g_pVGuiLocalize->ConstructString_safe( wzText, g_pVGuiLocalize->Find( "#TR_DistanceToObject" ), 2, wzFollowEntityName, wzValue );
}
m_pDistanceLabel->SetText( wzText );
int distanceWide, distanceTall;
m_pDistanceLabel->GetContentSize( distanceWide, distanceTall );
wide = MAX( distanceWide, wide );
tall += distanceTall;
}
wide += XRES(24);
tall += YRES(18);
// Set this panel, the label, and the background to contain the text
const int aArrowBuffers[2] = { (int)(XRES( 20 ) * 2), (int)YRES( 20 ) }; // Leave enough room for arrows
SetSize( wide + aArrowBuffers[0], tall + aArrowBuffers[1] );
m_pDistanceLabel->SetSize( wide, m_pDistanceLabel->GetTall() );
if ( m_pBackground )
{
// also adjust the background image
m_pBackground->SetSize( wide, tall );
m_pAnnotationLabel->SetSize( m_pBackground->GetWide(), m_pBackground->GetTall() );
m_pDistanceLabel->SetSize( m_pBackground->GetWide(), m_pDistanceLabel->GetTall() );
}
// position background and arrows
if ( bOffscreen )
{
// Set the arrow to left or right, depending on which side of the screen the panel is on
if ( m_pBackground )
{
if ( iX + m_pBackground->GetWide() / 2 < ScreenWidth() / 2 )
{
m_pArrow->SetImage( m_pArrowImages->GetString( "left" ) );
m_pArrow->SetPos( 0, ( m_pBackground->GetTall() - m_pArrow->GetTall() ) / 2 );
m_pBackground->SetPos( m_pArrow->GetWide() + XRES( 1 ), 0 );
}
else
{
m_pArrow->SetImage( m_pArrowImages->GetString( "right" ) );
m_pArrow->SetPos( m_pBackground->GetWide(), ( m_pBackground->GetTall() - m_pArrow->GetTall() ) / 2 );
m_pBackground->SetPos( 0, 0 );
}
}
}
else
{
if ( m_pBackground )
{
// Set the arrow image to the one that points down
m_pBackground->SetPos( 0, 0 );
m_pArrow->SetImage( m_pArrowImages->GetString( "down" ) );
m_pArrow->SetSize( XRES( 20 ), YRES( 10 ) );
m_pArrow->SetPos( ( m_pBackground->GetWide() - m_pArrow->GetWide() ) / 2, m_pBackground->GetTall() );
}
}
// check that we haven't run off the right side of the screen
int x,y;
GetPos( x, y );
if ( (x + wide) > ScreenWidth() )
{
// push ourselves to the left to fit on the screen
SetPos( ScreenWidth() - wide - XRES(8), y );
}
}
void CTFAnnotationsPanelCallout::Touch()
{
SetVisible( true );
m_DeathTime = gpGlobals->curtime + LIFE_TIME;
m_bWasOffscreen = true;
SetPos( ScreenWidth() * 0.125f, ScreenHeight() * 0.125f );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::SetLifetime( float flLifetime )
{
if ( flLifetime < 0 )
{
m_DeathTime = 0.0f;
}
else if ( flLifetime == 0 )
{
m_DeathTime = gpGlobals->curtime + LIFE_TIME;
}
else
{
m_DeathTime = gpGlobals->curtime + flLifetime;
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::SetShowDistance( bool bShowDistance )
{
m_bShowDistance = bShowDistance;
if ( m_pDistanceLabel && m_pDistanceLabel->IsVisible() != m_bShowDistance )
{
m_pDistanceLabel->SetVisible( bShowDistance );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::SetText( const char *text )
{
m_Text = text;
wchar_t outputText[MAX_TRAINING_MSG_LENGTH];
if ( m_pAnnotationLabel && CTFHudTraining::FormatTrainingText( m_Text, outputText ) )
{
m_pAnnotationLabel->SetText(outputText);
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFAnnotationsPanelCallout::FadeAndRemove()
{
m_DeathTime = gpGlobals->curtime + 0.25f;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFAnnotationsPanelCallout::UpdateCallout()
{
if ( m_DeathTime > 0.0f )
{
float pct_life = clamp( (m_DeathTime - gpGlobals->curtime) / LIFE_TIME, 0.0f, 1.0f );
if (pct_life <= 0.0f)
{
SetVisible( false );
return true;
}
}
C_TFPlayer *pLocalTFPlayer = C_TFPlayer::GetLocalTFPlayer();
if ( !pLocalTFPlayer )
return true;
if ( m_iVisibilityBitfield != 0 )
{
int bit = 1 << pLocalTFPlayer->entindex();
if ( ( m_iVisibilityBitfield & bit ) == 0 )
{
SetVisible( false );
return true;
}
}
if ( !IsVisible() )
{
SetVisible( true );
}
InvalidateLayout();
return false;
}