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forked from 0ad/0ad
0ad/source/ps/Interact.h
Matei 1af9aa074e Added initial version of building placement cursor, which can be shown with the startPlacing(templateName) JS function.
Also activated depth test for selection outlines so they don't overlap
units.

This was SVN commit r2667.
2005-09-05 19:48:28 +00:00

151 lines
3.5 KiB
C++
Executable File

// Interact.h
//
// Manages main-screen interaction (screen->worldspace mapping, unit selection, ordering, etc.)
// and the hotkey message processor.
// Does this belong in GUI?
// Mark Thompson (mot20@cam.ac.uk / mark@wildfiregames.com)
#include <vector>
#include "Singleton.h"
#include "Entity.h"
#include "EntityManager.h"
#include "EntityMessage.h"
#include "Scheduler.h"
#include "Camera.h"
#include "lib/input.h"
#define MAX_BOOKMARKS 10
#define MAX_GROUPS 20
// CSelectedEntities: the singleton containing entities currently selected on the local machine.
// (including group allocations on the local machine)
struct CSelectedEntities : public Singleton<CSelectedEntities>
{
CSelectedEntities()
{
clearSelection();
m_group = -1;
m_group_highlight = -1;
m_defaultCommand = -1;
m_selectionChanged = true;
}
std::vector<HEntity> m_selected;
std::vector<HEntity> m_groups[MAX_GROUPS];
i8 m_group, m_group_highlight;
bool m_selectionChanged;
int m_defaultCommand;
void addSelection( HEntity entity );
void removeSelection( HEntity entity );
void setSelection( HEntity entity );
void clearSelection();
void removeAll( HEntity entity );
bool isSelected( HEntity entity );
CVector3D getSelectionPosition();
void addToGroup( i8 groupid, HEntity entity );
void saveGroup( i8 groupid );
void loadGroup( i8 groupid );
void addGroup( i8 groupid );
void changeGroup( HEntity entity, i8 groupid );
void highlightGroup( i8 groupid );
void highlightNone();
int getGroupCount( i8 groupid );
CVector3D getGroupPosition( i8 groupid );
void update();
void renderSelectionOutlines();
void renderOverlays();
};
// CMouseoverEntities: the singleton containing entities the mouse is currently hovering over or bandboxing
// ( for mouseover selection outlines )
struct SMouseoverFader
{
HEntity entity;
float fade;
bool isActive;
SMouseoverFader( HEntity _entity, float _fade = 0.0f, bool _active = true ) : entity( _entity ), fade( _fade ), isActive( _active ) {}
};
struct CMouseoverEntities : public Singleton<CMouseoverEntities>
{
float m_fadeinrate;
float m_fadeoutrate;
float m_fademaximum;
CVector2D m_worldposition;
HEntity m_target;
HEntity m_lastTarget;
bool m_targetChanged;
bool m_bandbox, m_viewall;
u16 m_x1, m_y1, m_x2, m_y2;
CMouseoverEntities()
{
m_bandbox = false;
m_viewall = false;
m_fadeinrate = 1.0f;
m_fadeoutrate = 2.0f;
m_fademaximum = 0.5f;
m_mouseover.clear();
m_targetChanged = true;
}
std::vector<SMouseoverFader> m_mouseover;
void update( float timestep );
void addSelection();
void removeSelection();
void setSelection();
void expandAcrossScreen();
void expandAcrossWorld();
void renderSelectionOutlines();
void renderOverlays();
bool isBandbox() { return( m_bandbox ); }
void startBandbox( u16 x, u16 y );
void stopBandbox();
};
struct CBuildingPlacer : public Singleton<CBuildingPlacer>
{
CBuildingPlacer()
{
m_active = false;
}
CStrW m_templateName;
bool m_active;
bool m_clicked;
bool m_dragged;
float m_angle;
float m_timeSinceClick;
CVector3D clickPos;
bool activate( CStrW& templateName );
void mousePressed();
void mouseReleased();
void cancel();
void update( float timeStep );
void render();
};
bool isMouseoverType( CEntity* ev, void* userdata );
bool isOnScreen( CEntity* ev, void* userdata );
void StartCustomSelection();
void ResetInteraction();
int interactInputHandler( const SDL_Event* ev );
#define g_Selection CSelectedEntities::GetSingleton()
#define g_Mouseover CMouseoverEntities::GetSingleton()
#define g_BuildingPlacer CBuildingPlacer::GetSingleton()