KiCad PCB EDA Suite
view_controls.h
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2  * This program source code file is part of KiCad, a free EDA CAD application.
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28 
34 #ifndef __VIEW_CONTROLS_H
35 #define __VIEW_CONTROLS_H
36 
37 #include <math/box2.h>
38 
39 namespace KIGFX
40 {
41 class VIEW;
42 
45 {
47  {
48  Reset();
49  }
50 
52  void Reset();
53 
56 
59 
62 
65 
68 
71 
74 
77 
80 
83 
86 
89 
92 
95 
98 
101 };
102 
103 
110 {
111 public:
112  VIEW_CONTROLS( VIEW* aView ) :
113  m_view( aView ), m_cursorWarped( false )
114  {
115  }
116 
117  virtual ~VIEW_CONTROLS()
118  {
119  }
120 
127  virtual void SetSnapping( bool aEnabled )
128  {
129  m_settings.m_snappingEnabled = aEnabled;
130  }
131 
135  virtual bool GetSnappingState()
136  {
138  }
139 
145  virtual void SetGrabMouse( bool aEnabled )
146  {
147  m_settings.m_grabMouse = aEnabled;
148  }
149 
156  virtual void SetAutoPan( bool aEnabled )
157  {
158  m_settings.m_autoPanEnabled = aEnabled;
159  }
160 
166  virtual void EnableAutoPan( bool aEnabled )
167  {
169  }
170 
176  virtual void SetAutoPanSpeed( float aSpeed )
177  {
178  m_settings.m_autoPanSpeed = aSpeed;
179  }
180 
186  virtual void SetAutoPanMargin( float aMargin )
187  {
188  m_settings.m_autoPanMargin = aMargin;
189  }
190 
200  virtual VECTOR2D GetMousePosition( bool aWorldCoordinates = true ) const = 0;
201 
210  {
212  }
213 
220  virtual VECTOR2D GetRawCursorPosition( bool aSnappingEnabled = true ) const = 0;
221 
230  virtual VECTOR2D GetCursorPosition( bool aEnableSnapping ) const = 0;
231 
238  virtual void ForceCursorPosition( bool aEnabled, const VECTOR2D& aPosition = VECTOR2D( 0, 0 ) )
239  {
241  m_settings.m_forcedPosition = aPosition;
242  }
243 
251  virtual void SetCursorPosition( const VECTOR2D& aPosition, bool aWarpView = true, bool aTriggeredByArrows = false ) = 0;
252 
253 
259  virtual void SetCrossHairCursorPosition( const VECTOR2D& aPosition, bool aWarpView = true ) = 0;
260 
261 
267  bool ForcedCursorPosition() const
268  {
270  }
271 
277  virtual void ShowCursor( bool aEnabled );
278 
284  bool IsCursorShown() const;
285 
291  virtual void CaptureCursor( bool aEnabled )
292  {
293  m_settings.m_cursorCaptured = aEnabled;
294  }
295 
301  inline bool IsCursorPositionForced() const
302  {
304  }
305 
316  virtual void WarpCursor( const VECTOR2D& aPosition, bool aWorldCoordinates = false,
317  bool aWarpView = false ) = 0;
318 
324  void EnableCursorWarping( bool aEnable )
325  {
326  m_settings.m_warpCursor = aEnable;
327  }
328 
334  {
335  return m_settings.m_warpCursor;
336  }
337 
343  virtual void EnableMousewheelPan( bool aEnable )
344  {
346  }
347 
352  virtual bool IsMousewheelPanEnabled() const
353  {
355  }
356 
362  virtual void CenterOnCursor() const = 0;
363 
364  void SetAdditionalPanButtons( bool aLeft = false, bool aRight = false )
365  {
368  }
369 
374  virtual void Reset();
375 
377  const VC_SETTINGS& GetSettings() const
378  {
379  return m_settings;
380  }
381 
383  void ApplySettings( const VC_SETTINGS& aSettings );
384 
385 protected:
388 
391 
394 };
395 } // namespace KIGFX
396 
397 #endif
bool m_enableMousewheelPan
Mousewheel (2-finger touchpad) panning
Definition: view_controls.h:88
virtual void ShowCursor(bool aEnabled)
Function ShowCursor() Enables or disables display of cursor.
void Reset()
Restores the default settings
virtual void SetAutoPanSpeed(float aSpeed)
Function SetAutoPanSpeed() Sets speed of autopanning.
float m_autoPanSpeed
How fast is panning when in auto mode
Definition: view_controls.h:82
virtual VECTOR2D GetMousePosition(bool aWorldCoordinates=true) const =0
Function GetMousePosition() Returns the current mouse pointer position.
Class CAIRO_GAL is the cairo implementation of the graphics abstraction layer.
Definition: class_module.h:58
bool m_snappingEnabled
Should the cursor snap to grid or move freely
Definition: view_controls.h:67
bool m_grabMouse
Flag for grabbing the mouse cursor
Definition: view_controls.h:70
void ApplySettings(const VC_SETTINGS &aSettings)
Applies VIEW_CONTROLS settings from an object
VIEW_CONTROLS(VIEW *aView)
VC_SETTINGS m_settings
Current VIEW_CONTROLS settings
virtual void EnableMousewheelPan(bool aEnable)
Function EnableMousewheelPan() Enables or disables mousewheel panning.
VECTOR2D m_forcedPosition
Forced cursor position (world coordinates)
Definition: view_controls.h:58
virtual void SetSnapping(bool aEnabled)
Function SetSnapping() Enables/disables snapping cursor to grid.
bool m_panWithRightButton
Allow panning with the right button in addition to middle
Definition: view_controls.h:91
virtual void SetAutoPanMargin(float aMargin)
Function SetAutoPanMArgin() Sets margin for autopanning (ie.
VIEW * m_view
Pointer to controlled VIEW.
virtual void Reset()
Function Reset() Restores the default VIEW_CONTROLS settings.
const VC_SETTINGS & GetSettings() const
Returns the current VIEW_CONTROLS settings
virtual void CenterOnCursor() const =0
Function CenterOnCursor() Sets the viewport center to the current cursor position and warps the curso...
bool IsCursorPositionForced() const
Function IsCursorPositionForced() Returns true if the cursor position is set by one of the tools.
void EnableCursorWarping(bool aEnable)
Function EnableCursorWarping() Enables or disables warping the cursor.
VECTOR2D m_lastKeyboardCursorPosition
Position of the above event
virtual void WarpCursor(const VECTOR2D &aPosition, bool aWorldCoordinates=false, bool aWarpView=false)=0
Function WarpCursor() If enabled (.
bool m_autoPanSettingEnabled
Flag for turning on autopanning
Definition: view_controls.h:76
bool m_forceCursorPosition
Is the forced cursor position enabled
Definition: view_controls.h:61
VECTOR2< double > VECTOR2D
Definition: vector2d.h:586
virtual void CaptureCursor(bool aEnabled)
Function CaptureCursor() Forces the cursor to stay within the drawing panel area.
virtual bool GetSnappingState()
Structure to keep VIEW_CONTROLS settings for easy store/restore operations
Definition: view_controls.h:44
bool IsCursorWarpingEnabled() const
Function IsCursorWarpingEnabled()
Class VIEW_CONTROLS is an interface for classes handling user events controlling the view behaviour (...
bool m_warpCursor
If the cursor is allowed to be warped
Definition: view_controls.h:85
virtual void ForceCursorPosition(bool aEnabled, const VECTOR2D &aPosition=VECTOR2D(0, 0))
Function ForceCursorPosition() Places the cursor immediately at a given point.
virtual void EnableAutoPan(bool aEnabled)
Function EnableAutoPan Turns on/off auto panning (user setting to disable it entirely).
virtual void SetCrossHairCursorPosition(const VECTOR2D &aPosition, bool aWarpView=true)=0
Moves the graphic crosshair cursor to the requested position expressed in world coordinates.
float m_autoPanMargin
Distance from cursor to VIEW edge when panning is active
Definition: view_controls.h:79
bool m_cursorWarped
Application warped the cursor, not the user (keyboard)
bool ForcedCursorPosition() const
Function ForcedCursorPosition() Returns true if the current cursor position is forced to a specific l...
bool m_autoPanEnabled
Flag for turning on autopanning
Definition: view_controls.h:73
virtual void SetAutoPan(bool aEnabled)
Function SetAutoPan Turns on/off auto panning (this feature is used when there is a tool active (eg.
void SetAdditionalPanButtons(bool aLeft=false, bool aRight=false)
bool m_showCursor
Flag determining the cursor visibility
Definition: view_controls.h:55
virtual VECTOR2D GetRawCursorPosition(bool aSnappingEnabled=true) const =0
Returns the current cursor position in world coordinates - ingoring the cursorUp position force mode.
bool IsCursorShown() const
Function IsCursorShown() Returns true when cursor is visible.
virtual bool IsMousewheelPanEnabled() const
Function IsMousewheelPanEnabled()
bool m_lastKeyboardCursorPositionValid
Is last cursor motion event coming from keyboard arrow cursor motion action
Definition: view_controls.h:97
virtual void SetGrabMouse(bool aEnabled)
Function SetGrabMouse Turns on/off mouse grabbing.
Class VIEW.
Definition: view.h:61
bool m_cursorCaptured
Should the cursor be locked within the parent window area
Definition: view_controls.h:64
virtual void SetCursorPosition(const VECTOR2D &aPosition, bool aWarpView=true, bool aTriggeredByArrows=false)=0
Moves cursor to the requested position expressed in world coordinates.
VECTOR2D GetCursorPosition() const
Returns the current cursor position in world coordinates.
bool m_panWithLeftButton
Allow panning with the left button in addition to middle
Definition: view_controls.h:94