SUMO - Simulation of Urban MObility
GUIDanielPerspectiveChanger Class Reference

#include <GUIDanielPerspectiveChanger.h>

Inheritance diagram for GUIDanielPerspectiveChanger:
GUIPerspectiveChanger

Public Types

enum  MouseState { MOUSEBTN_NONE = 0, MOUSEBTN_LEFT = 1, MOUSEBTN_RIGHT = 2, MOUSEBTN_MIDDLE = 4 }

Public Member Functions

void centerTo (const Position &pos, SUMOReal radius, bool applyZoom=true)
 Centers the view to the given position, setting it to a size that covers the radius.
void changeCanvassLeft (int change)
FXint getMouseXPosition () const
 Returns the last mouse x-position an event occured at.
FXint getMouseYPosition () const
 Returns the last mouse y-position an event occured at.
virtual SUMOReal getRotation () const
 Returns the rotation of the canvas stored in this changer.
Boundary getViewport (bool fixRatio=true)
virtual SUMOReal getXPos () const
 Returns the x-offset of the field to show stored in this changer.
virtual SUMOReal getYPos () const
 Returns the y-offset of the field to show stored in this changer.
virtual SUMOReal getZoom () const
 Returns the zoom factor computed stored in this changer.
 GUIDanielPerspectiveChanger (GUISUMOAbstractView &callBack, const Boundary &viewPort)
void onLeftBtnPress (void *data)
bool onLeftBtnRelease (void *data)
void onMouseMove (void *data)
void onMouseWheel (void *data)
void onRightBtnPress (void *data)
bool onRightBtnRelease (void *data)
void setDragDelay (FXTime delay)
void setViewport (SUMOReal zoom, SUMOReal xPos, SUMOReal yPos)
 Sets the viewport.
void setViewport (const Boundary &viewPort)
 ~GUIDanielPerspectiveChanger ()
 Destructor.

Protected Attributes

GUISUMOAbstractViewmyCallback
 The parent window (canvas to scale)
FXint myMouseXPosition
 the current mouse position
FXint myMouseYPosition
Boundary myViewPort
 the intended viewport

Private Member Functions

void move (int xdiff, int ydiff)
void rotate (int diff)
 Performs the rotation of the view.
void zoom (SUMOReal factor)
 Performs the zooming of the view.

Private Attributes

FXTime myDragDelay
 avoid flicker
int myMouseButtonState
 the current mouse state
FXTime myMouseDownTime
bool myMoveOnClick
 Information whether the user has moved the cursor while pressing a mouse button.
SUMOReal myOrigHeight
SUMOReal myOrigWidth
 the original viewport dimensions in m which serve as the reference point for 100% zoom
SUMOReal myRotation
 the current rotation
Position myZoomBase
 the network location on which to zoom using right click+drag

Detailed Description

This changer has the following behaviour:

  • zooming by pressing the right mouse button and moving the mouse vertically
  • rotation by pressing the right mouse button and moving the mouse horizontally
  • network movement by pressing the left mouse button and moving the mouse

Definition at line 58 of file GUIDanielPerspectiveChanger.h.


Member Enumeration Documentation

Enumerator:
MOUSEBTN_NONE 
MOUSEBTN_LEFT 
MOUSEBTN_RIGHT 
MOUSEBTN_MIDDLE 

Definition at line 62 of file GUIPerspectiveChanger.h.


Constructor & Destructor Documentation


Member Function Documentation

void GUIDanielPerspectiveChanger::centerTo ( const Position pos,
SUMOReal  radius,
bool  applyZoom = true 
) [virtual]

Centers the view to the given position, setting it to a size that covers the radius.

Implements GUIPerspectiveChanger.

Definition at line 118 of file GUIDanielPerspectiveChanger.cpp.

References Boundary::add(), getXPos(), getYPos(), Boundary::grow(), Boundary::moveby(), GUIPerspectiveChanger::myViewPort, Position::x(), and Position::y().

FXint GUIPerspectiveChanger::getMouseXPosition ( ) const [inherited]

Returns the last mouse x-position an event occured at.

Definition at line 83 of file GUIPerspectiveChanger.cpp.

References GUIPerspectiveChanger::myMouseXPosition.

FXint GUIPerspectiveChanger::getMouseYPosition ( ) const [inherited]

Returns the last mouse y-position an event occured at.

Definition at line 89 of file GUIPerspectiveChanger.cpp.

References GUIPerspectiveChanger::myMouseYPosition.

Returns the rotation of the canvas stored in this changer.

Implements GUIPerspectiveChanger.

Definition at line 94 of file GUIDanielPerspectiveChanger.cpp.

References myRotation.

Returns the x-offset of the field to show stored in this changer.

Implements GUIPerspectiveChanger.

Definition at line 100 of file GUIDanielPerspectiveChanger.cpp.

References Boundary::getCenter(), GUIPerspectiveChanger::myViewPort, and Position::x().

Referenced by centerTo().

Returns the y-offset of the field to show stored in this changer.

Implements GUIPerspectiveChanger.

Definition at line 106 of file GUIDanielPerspectiveChanger.cpp.

References Boundary::getCenter(), GUIPerspectiveChanger::myViewPort, and Position::y().

Referenced by centerTo().

Returns the zoom factor computed stored in this changer.

Implements GUIPerspectiveChanger.

Definition at line 112 of file GUIDanielPerspectiveChanger.cpp.

References Boundary::getWidth(), myOrigWidth, and GUIPerspectiveChanger::myViewPort.

void GUIDanielPerspectiveChanger::rotate ( int  diff) [private]

Performs the rotation of the view.

Definition at line 85 of file GUIDanielPerspectiveChanger.cpp.

References GUIPerspectiveChanger::myCallback, myRotation, and SUMOReal.

Referenced by onMouseMove().

void GUIDanielPerspectiveChanger::setDragDelay ( FXTime  delay) [inline]

Definition at line 106 of file GUIDanielPerspectiveChanger.h.

References myDragDelay.

void GUIPerspectiveChanger::setViewport ( const Boundary viewPort) [inline, inherited]

Definition at line 127 of file GUIPerspectiveChanger.h.

References GUIPerspectiveChanger::myViewPort.


Field Documentation

avoid flicker

Definition at line 140 of file GUIDanielPerspectiveChanger.h.

Referenced by onMouseMove(), and setDragDelay().

Information whether the user has moved the cursor while pressing a mouse button.

Definition at line 134 of file GUIDanielPerspectiveChanger.h.

Referenced by onLeftBtnPress(), onLeftBtnRelease(), onMouseMove(), onRightBtnPress(), and onRightBtnRelease().

the original viewport dimensions in m which serve as the reference point for 100% zoom

Definition at line 125 of file GUIDanielPerspectiveChanger.h.

Referenced by getZoom(), and setViewport().

the current rotation

Definition at line 128 of file GUIDanielPerspectiveChanger.h.

Referenced by getRotation(), and rotate().

the network location on which to zoom using right click+drag

Definition at line 137 of file GUIDanielPerspectiveChanger.h.

Referenced by onMouseWheel(), onRightBtnPress(), and zoom().


The documentation for this class was generated from the following files:
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