Ipelib
Public Member Functions | Static Public Member Functions | Protected Member Functions | List of all members
ipe::Canvas Class Reference

#include <ipecanvas_win.h>

Inherits ipe::CanvasBase, QWidget, ipe::CanvasBase, and ipe::CanvasBase.

Public Member Functions

 Canvas (GtkWidget *parent)
 
 ~Canvas ()
 
GtkWidget * window () const
 
 Canvas (QWidget *parent, Qt::WindowFlags f=Qt::Widget)
 
virtual void setCursor (TCursor cursor, double w=1.0, Color *color=nullptr)
 
 Canvas (HWND parent, HINSTANCE hInstance=nullptr)
 
HWND windowId () const
 
- Public Member Functions inherited from ipe::CanvasBase
virtual ~CanvasBase ()
 
void setPage (const Page *page, int pno, int view, const Cascade *sheet)
 
void setResources (const PdfResources *resources)
 
Vector pan () const
 
double zoom () const
 
const Cascadecascade () const
 
Vector center () const
 
Vector pos () const
 
Vector unsnappedPos () const
 
Vector globalPos () const
 
Vector simpleSnapPos () const
 
const Snapsnap () const
 
void setInkMode (bool ink)
 
int additionalModifiers () const
 
void setAdditionalModifiers (int mod)
 
bool type3Font ()
 
Vector devToUser (const Vector &arg) const
 
Vector userToDev (const Vector &arg) const
 
void setCanvasStyle (const Style &style)
 
Style canvasStyle () const
 
void setPan (const Vector &v)
 
void setZoom (double zoom)
 
void setSnap (const Snap &s)
 
void setDimmed (bool dimmed)
 
void setAutoOrigin (const Vector &v)
 
Matrix canvasTfm () const
 
void setObserver (CanvasObserver *observer)
 
void setFifiVisible (bool visible)
 
void setSelectionVisible (bool visible)
 
void setTool (Tool *tool)
 
void finishTool ()
 
Tooltool ()
 
void update ()
 
void updateTool ()
 
int canvasWidth () const
 
int canvasHeight () const
 

Static Public Member Functions

static void init (HINSTANCE hInstance)
 
static UINT getDpiForWindow (HWND hwnd)
 
static HBITMAP createBitmap (uint8_t *p, int w, int h)
 
- Static Public Member Functions inherited from ipe::CanvasBase
static int selectPageOrView (Document *doc, int page=-1, int startIndex=0, int pageWidth=240, int width=600, int height=480)
 

Protected Member Functions

virtual void invalidate ()
 
virtual void invalidate (int x, int y, int w, int h)
 
void drawFifi (QPainter &q)
 
virtual void paintEvent (QPaintEvent *ev)
 
void mouseButton (QMouseEvent *ev, int button, bool press)
 
virtual void mouseDoubleClickEvent (QMouseEvent *ev)
 
virtual void mousePressEvent (QMouseEvent *ev)
 
virtual void mouseReleaseEvent (QMouseEvent *ev)
 
virtual void mouseMoveEvent (QMouseEvent *ev)
 
virtual void tabletEvent (QTabletEvent *ev)
 
virtual void wheelEvent (QWheelEvent *ev)
 
virtual void keyPressEvent (QKeyEvent *ev)
 
virtual QSize sizeHint () const
 
- Protected Member Functions inherited from ipe::CanvasBase
 CanvasBase ()
 
void drawPaper (cairo_t *cc)
 
void drawFrame (cairo_t *cc)
 
void drawAxes (cairo_t *cc)
 
void drawGrid (cairo_t *cc)
 
void drawObjects (cairo_t *cc)
 
void drawTool (Painter &painter)
 
void snapToPaperAndFrame ()
 
void refreshSurface ()
 
void computeFifi (double x, double y)
 
void drawFifi (cairo_t *cr)
 

Additional Inherited Members

- Public Types inherited from ipe::CanvasBase
enum  TModifiers {
  EShift = 0x100 , EControl = 0x200 , EAlt = 0x400 , EMeta = 0x800 ,
  ECommand = 0x1000
}
 
enum  TCursor { EStandardCursor , EHandCursor , ECrossCursor , EDotCursor }
 
- Protected Attributes inherited from ipe::CanvasBase
CanvasObserveriObserver
 
TooliTool
 
const PageiPage
 
int iPageNumber
 
int iView
 
const CascadeiCascade
 
Style iStyle
 
Vector iPan
 
double iZoom
 
Snap iSnap
 
bool iDimmed
 
bool iAutoSnap
 
Vector iAutoOrigin
 
int iAdditionalModifiers
 
bool isInkMode
 
bool iRepaintObjects
 
double iWidth
 
double iHeight
 
double iBWidth
 
double iBHeight
 
cairo_surface_t * iSurface
 
Vector iUnsnappedMousePos
 
Vector iMousePos
 
Vector iGlobalPos
 
Vector iOldFifi
 
bool iFifiVisible
 
Snap::TSnapModes iFifiMode
 
bool iSelectionVisible
 
const PdfResourcesiResources
 
std::unique_ptr< FontsiFonts
 
bool iType3Font
 

Detailed Description

A widget (control) that displays an Ipe document page.

Constructor & Destructor Documentation

◆ Canvas() [1/3]

Canvas::Canvas ( GtkWidget *  parent)

◆ ~Canvas()

Canvas::~Canvas ( )

◆ Canvas() [2/3]

Canvas::Canvas ( QWidget *  parent,
Qt::WindowFlags  f = Qt::Widget 
)

Construct a new canvas.

◆ Canvas() [3/3]

Canvas::Canvas ( HWND  parent,
HINSTANCE  hInstance = nullptr 
)

Member Function Documentation

◆ window()

GtkWidget* ipe::Canvas::window ( ) const
inline

◆ setCursor()

virtual void ipe::Canvas::setCursor ( TCursor  cursor,
double  w = 1.0,
Color color = nullptr 
)
virtual

Implements ipe::CanvasBase.

◆ invalidate() [1/2]

virtual void ipe::Canvas::invalidate ( )
protectedvirtual

Implements ipe::CanvasBase.

◆ invalidate() [2/2]

virtual void ipe::Canvas::invalidate ( int  x,
int  y,
int  w,
int  h 
)
protectedvirtual

Implements ipe::CanvasBase.

◆ drawFifi()

void Canvas::drawFifi ( QPainter &  q)
protected

◆ paintEvent()

void Canvas::paintEvent ( QPaintEvent *  ev)
protectedvirtual

◆ mouseButton()

void Canvas::mouseButton ( QMouseEvent *  ev,
int  button,
bool  press 
)
protected

◆ mouseDoubleClickEvent()

void Canvas::mouseDoubleClickEvent ( QMouseEvent *  ev)
protectedvirtual

References mouseButton().

◆ mousePressEvent()

void Canvas::mousePressEvent ( QMouseEvent *  ev)
protectedvirtual

References mouseButton().

◆ mouseReleaseEvent()

void Canvas::mouseReleaseEvent ( QMouseEvent *  ev)
protectedvirtual

References mouseButton().

◆ mouseMoveEvent()

void Canvas::mouseMoveEvent ( QMouseEvent *  ev)
protectedvirtual

◆ tabletEvent()

void Canvas::tabletEvent ( QTabletEvent *  ev)
protectedvirtual

◆ wheelEvent()

void Canvas::wheelEvent ( QWheelEvent *  ev)
protectedvirtual

◆ keyPressEvent()

void Canvas::keyPressEvent ( QKeyEvent *  ev)
protectedvirtual

◆ sizeHint()

QSize Canvas::sizeHint ( ) const
protectedvirtual

◆ init()

void Canvas::init ( HINSTANCE  hInstance)
static

◆ getDpiForWindow()

UINT Canvas::getDpiForWindow ( HWND  hwnd)
static

◆ windowId()

HWND ipe::Canvas::windowId ( ) const
inline

◆ createBitmap()

static HBITMAP ipe::Canvas::createBitmap ( uint8_t *  p,
int  w,
int  h 
)
static

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