appmouse.c

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/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#include "config.h"
 
#include "appmouse.h"
#include "topfisheyeview.h"
#include "arcball.h"
#include "glmotion.h"
#include "hotkeymap.h"
 
#include "selectionfuncs.h"
#include <stdbool.h>
#include <stdint.h>
#include <util/list.h>
#include "topviewfuncs.h"
 
static int lastAction;
 
static void apply_actions(ViewInfo* v,int x,int y)
{
    int a;
    gdouble seconds;
    a=get_mode(v);
    if (a == MM_PAN && view->guiMode == GUI_FULLSCREEN &&
        v->active_camera != SIZE_MAX)
        a=MM_ROTATE;    
    switch (a) {
    case MM_ROTATE :
        seconds = g_timer_elapsed(view->timer3, NULL);
        if (seconds > 0.1) {
            g_timer_stop(view->timer3);
                view->arcball->MousePt.X = (float)x;
                view->arcball->MousePt.Y = (float)y;
                if (!view->arcball->isDragging) {
                    arcmouseClick();
                    view->arcball->isDragging = 1;
                }
                else 
                    arcmouseDrag();
            g_timer_start(view->timer3);
        }
        return;
    case MM_PAN :
        glmotion_pan(v);
        break;
    case MM_MOVE :
        break;
    case MM_RECTANGULAR_SELECT :
        if (!view->mouse.down) {
            pick_objects_rect(view->g[view->activeGraph]) ;
        }
        break;
    case MM_POLYGON_SELECT :
        add_selpoly(view->g[view->activeGraph],&view->Topview->sel.selPoly,view->mouse.GLfinalPos);
        break;
    case MM_SINGLE_SELECT :
        pick_object_xyz(view->g[view->activeGraph],view->Topview,view->mouse.GLfinalPos.x,view->mouse.GLfinalPos.y,view->mouse.GLfinalPos.z);
        break;
    case MM_FISHEYE_PICK :
        if (view->activeGraph >= 0) {
            if (view->Topview->fisheyeParams.active) 
                changetopfishfocus(view->Topview, &view->mouse.GLpos.x, &view->mouse.GLpos.y, 1);
 
        }
        break;
    }
    lastAction=a;
}
 
static void appmouse_down(ViewInfo* v,int x,int y)
{
    view->mouse.dragX = 0;
    view->mouse.dragY = 0;
    v->mouse.down = true;
    v->mouse.x = x;
    v->mouse.y = y;
    
    to3D(x,y,&v->mouse.GLinitPos.x,&v->mouse.GLinitPos.y,&v->mouse.GLinitPos.z);
    to3D( x,y, &v->mouse.GLpos.x,&v->mouse.GLpos.y,&v->mouse.GLpos.z);
}
 
void appmouse_up(ViewInfo *v, int x, int y) {
    v->mouse.down = false;
    to3D(x,y, &v->mouse.GLfinalPos.x,&v->mouse.GLfinalPos.y,&v->mouse.GLfinalPos.z);
    apply_actions(v,x,y);
    view->mouse.dragX = 0;
    view->mouse.dragY = 0;
    view->arcball->isDragging=0;
 
 
}
 
void appmouse_drag(ViewInfo *v, int x, int y) {
    v->mouse.x = x;
    v->mouse.y = y;
    to3D( x,y, &v->mouse.GLpos.x,&v->mouse.GLpos.y,&v->mouse.GLpos.z);
    apply_actions(v,x,y);
}
 
void appmouse_left_click_down(ViewInfo* v,int x,int y)
{
       v->mouse.t=glMouseLeftButton;
       appmouse_down(v,x,y);
 
 
}
 
void appmouse_right_click_down(ViewInfo* v,int x,int y)
{
    v->mouse.t=glMouseRightButton;
    appmouse_down(v,x,y);
 
 
}
 
void appmouse_middle_click_down(ViewInfo* v,int x,int y)
{
    v->mouse.t=glMouseMiddleButton;
    appmouse_down(v,x,y);
 
 
}
 
void appmouse_move(ViewInfo* v,int x,int y)
{
    to3D( x,y, &v->mouse.GLpos.x,&v->mouse.GLpos.y,&v->mouse.GLpos.z);
}
void appmouse_key_release(ViewInfo* v)
{
    if(lastAction==MM_POLYGON_SELECT)
    {
        LIST_FREE(&view->Topview->sel.selPoly);
        glexpose();
    }
    v->keyVal = 0;
}
void appmouse_key_press(ViewInfo* v,int key)
{
    v->keyVal = key;
}