ui_node_geoscape.h

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/*
Copyright (C) 2002-2025 UFO: Alien Invasion.
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
See the GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
*/
 
#pragma once
 
#include "../ui_nodes.h"
#include "ui_node_abstractnode.h"
#include "../../cl_shared.h"
 
class uiGeoscapeNode : public uiLocatedNode {
protected:
    void smoothTranslate (uiNode_t* node);
    void smoothRotate (uiNode_t* node);
    void screenTo3DMap (const uiNode_t* node, int x, int y, vec2_t pos);
    void screenToMap (const uiNode_t* node, int x, int y, vec2_t pos);
    void calcAndUploadDayAndNightTexture (uiNode_t* node, float q);
public:
    void draw(uiNode_t* node) override;
    void onMouseUp(uiNode_t* node, int x, int y, int button) override;
    void onCapturedMouseMove(uiNode_t* node, int x, int y) override;
    void onCapturedMouseLost(uiNode_t* node) override;
    void onLoading(uiNode_t* node) override;
    bool onScroll(uiNode_t* node, int deltaX, int deltaY) override;
    void onLeftClick(uiNode_t* node, int x, int y) override;
    bool onStartDragging(uiNode_t* node, int startX, int startY, int currentX, int currentY, int button) override;
    void zoom(uiNode_t* node, bool out);
    void startMouseShifting(uiNode_t* node, int x, int y);
};
 
#define UI_MAPEXTRADATA_TYPE mapExtraData_t
#define UI_MAPEXTRADATA(node) UI_EXTRADATA(node, UI_MAPEXTRADATA_TYPE)
#define UI_MAPEXTRADATACONST(node) UI_EXTRADATACONST(node, UI_MAPEXTRADATA_TYPE)
 
#define DAN_WIDTH       2048
#define DAN_HEIGHT      1024

#define STANDARD_3D_ZOOM 40.0f
 
#define EARTH_RADIUS 8192.0f
#define MOON_RADIUS 1024.0f
#define SUN_RADIUS 1024.0f

#define GLOBE_RADIUS EARTH_RADIUS * (UI_MAPEXTRADATACONST(node).zoom / STANDARD_3D_ZOOM)
 
typedef struct mapExtraData_s {
    /* Smoothing variables */
    bool smoothRotation;            
    vec3_t smoothFinalGlobeAngle;   
    vec2_t smoothFinal2DGeoscapeCenter; 
    float smoothDeltaLength;        
    float smoothFinalZoom;          
    float smoothDeltaZoom;          
    float curZoomSpeed;             
    float curRotationSpeed;         
 
    vec2_t mapSize;
    vec2_t mapPos;
    vec3_t angles;  
    vec2_t center;  
    float zoom;     
    bool flatgeoscape;
    float ambientLightFactor;
    float mapzoommin;
    float mapzoommax;
    float paddingRight;
    int radarOverlay;
    int nationOverlay;
    int xviOverlay;
    geoscapeData_t* geoscapeData;
    byte* r_dayandnightAlpha;
} mapExtraData_t;
 
void UI_RegisterGeoscapeNode(uiBehaviour_t* behaviour);