First commit
This commit is contained in:
Abhijit Kundu
778
examples/canvas_variant/qtcanvas.h
Normal file
778
examples/canvas_variant/qtcanvas.h
Normal file
@@ -0,0 +1,778 @@
|
||||
/****************************************************************************
|
||||
**
|
||||
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
|
||||
** All rights reserved.
|
||||
**
|
||||
** Contact: Nokia Corporation (qt-info@nokia.com)
|
||||
**
|
||||
** This file is part of a Qt Solutions component.
|
||||
**
|
||||
** You may use this file under the terms of the BSD license as follows:
|
||||
**
|
||||
** "Redistribution and use in source and binary forms, with or without
|
||||
** modification, are permitted provided that the following conditions are
|
||||
** met:
|
||||
** * Redistributions of source code must retain the above copyright
|
||||
** notice, this list of conditions and the following disclaimer.
|
||||
** * Redistributions in binary form must reproduce the above copyright
|
||||
** notice, this list of conditions and the following disclaimer in
|
||||
** the documentation and/or other materials provided with the
|
||||
** distribution.
|
||||
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
|
||||
** the names of its contributors may be used to endorse or promote
|
||||
** products derived from this software without specific prior written
|
||||
** permission.
|
||||
**
|
||||
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
||||
**
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef QTCANVAS_H
|
||||
#define QTCANVAS_H
|
||||
|
||||
#include <QPixmap>
|
||||
#include <QBrush>
|
||||
#include <QPen>
|
||||
#include <QPolygon>
|
||||
#include <QScrollArea>
|
||||
|
||||
class QtCanvasSprite;
|
||||
class QtCanvasPolygonalItem;
|
||||
class QtCanvasRectangle;
|
||||
class QtCanvasPolygon;
|
||||
class QtCanvasEllipse;
|
||||
class QtCanvasText;
|
||||
class QtCanvasLine;
|
||||
class QtCanvasChunk;
|
||||
class QtCanvas;
|
||||
class QtCanvasItem;
|
||||
class QtCanvasView;
|
||||
class QtCanvasPixmap;
|
||||
|
||||
typedef QList<QtCanvasItem *> QtCanvasItemList;
|
||||
|
||||
|
||||
class QtCanvasItemExtra;
|
||||
|
||||
class QtCanvasItem
|
||||
{
|
||||
public:
|
||||
QtCanvasItem(QtCanvas* canvas);
|
||||
virtual ~QtCanvasItem();
|
||||
|
||||
double x() const
|
||||
{ return myx; }
|
||||
double y() const
|
||||
{ return myy; }
|
||||
double z() const
|
||||
{ return myz; } // (depth)
|
||||
|
||||
virtual void moveBy(double dx, double dy);
|
||||
void move(double x, double y);
|
||||
void setX(double a) { move(a,y()); }
|
||||
void setY(double a) { move(x(),a); }
|
||||
void setZ(double a) { myz=a; changeChunks(); }
|
||||
|
||||
bool animated() const;
|
||||
virtual void setAnimated(bool y);
|
||||
virtual void setVelocity(double vx, double vy);
|
||||
void setXVelocity(double vx) { setVelocity(vx,yVelocity()); }
|
||||
void setYVelocity(double vy) { setVelocity(xVelocity(),vy); }
|
||||
double xVelocity() const;
|
||||
double yVelocity() const;
|
||||
virtual void advance(int stage);
|
||||
|
||||
virtual bool collidesWith(const QtCanvasItem*) const=0;
|
||||
|
||||
QtCanvasItemList collisions(bool exact /* NO DEFAULT */) const;
|
||||
|
||||
virtual void setCanvas(QtCanvas*);
|
||||
|
||||
virtual void draw(QPainter&)=0;
|
||||
|
||||
void show();
|
||||
void hide();
|
||||
|
||||
virtual void setVisible(bool yes);
|
||||
bool isVisible() const
|
||||
{ return (bool)vis; }
|
||||
virtual void setSelected(bool yes);
|
||||
bool isSelected() const
|
||||
{ return (bool)sel; }
|
||||
virtual void setEnabled(bool yes);
|
||||
bool isEnabled() const
|
||||
{ return (bool)ena; }
|
||||
virtual void setActive(bool yes);
|
||||
bool isActive() const
|
||||
{ return (bool)act; }
|
||||
bool visible() const
|
||||
{ return (bool)vis; }
|
||||
bool selected() const
|
||||
{ return (bool)sel; }
|
||||
bool enabled() const
|
||||
{ return (bool)ena; }
|
||||
bool active() const
|
||||
{ return (bool)act; }
|
||||
|
||||
enum RttiValues {
|
||||
Rtti_Item = 0,
|
||||
Rtti_Sprite = 1,
|
||||
Rtti_PolygonalItem = 2,
|
||||
Rtti_Text = 3,
|
||||
Rtti_Polygon = 4,
|
||||
Rtti_Rectangle = 5,
|
||||
Rtti_Ellipse = 6,
|
||||
Rtti_Line = 7,
|
||||
Rtti_Spline = 8
|
||||
};
|
||||
|
||||
virtual int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
virtual QRect boundingRect() const=0;
|
||||
virtual QRect boundingRectAdvanced() const;
|
||||
|
||||
QtCanvas* canvas() const
|
||||
{ return cnv; }
|
||||
|
||||
protected:
|
||||
void update() { changeChunks(); }
|
||||
|
||||
private:
|
||||
// For friendly subclasses...
|
||||
|
||||
friend class QtCanvasPolygonalItem;
|
||||
friend class QtCanvasSprite;
|
||||
friend class QtCanvasRectangle;
|
||||
friend class QtCanvasPolygon;
|
||||
friend class QtCanvasEllipse;
|
||||
friend class QtCanvasText;
|
||||
friend class QtCanvasLine;
|
||||
|
||||
virtual QPolygon chunks() const;
|
||||
virtual void addToChunks();
|
||||
virtual void removeFromChunks();
|
||||
virtual void changeChunks();
|
||||
virtual bool collidesWith(const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const = 0;
|
||||
// End of friend stuff
|
||||
|
||||
QtCanvas* cnv;
|
||||
static QtCanvas* current_canvas;
|
||||
double myx,myy,myz;
|
||||
QtCanvasItemExtra *ext;
|
||||
QtCanvasItemExtra& extra();
|
||||
uint ani:1;
|
||||
uint vis:1;
|
||||
uint val:1;
|
||||
uint sel:1;
|
||||
uint ena:1;
|
||||
uint act:1;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasData;
|
||||
|
||||
class QtCanvas : public QObject
|
||||
{
|
||||
Q_OBJECT
|
||||
public:
|
||||
QtCanvas(QObject* parent = 0);
|
||||
QtCanvas(int w, int h);
|
||||
QtCanvas(QPixmap p, int h, int v, int tilewidth, int tileheight);
|
||||
|
||||
virtual ~QtCanvas();
|
||||
|
||||
virtual void setTiles(QPixmap tiles, int h, int v,
|
||||
int tilewidth, int tileheight);
|
||||
virtual void setBackgroundPixmap(const QPixmap& p);
|
||||
QPixmap backgroundPixmap() const;
|
||||
|
||||
virtual void setBackgroundColor(const QColor& c);
|
||||
QColor backgroundColor() const;
|
||||
|
||||
virtual void setTile(int x, int y, int tilenum);
|
||||
int tile(int x, int y) const
|
||||
{ return grid[x+y*htiles]; }
|
||||
|
||||
int tilesHorizontally() const
|
||||
{ return htiles; }
|
||||
int tilesVertically() const
|
||||
{ return vtiles; }
|
||||
|
||||
int tileWidth() const
|
||||
{ return tilew; }
|
||||
int tileHeight() const
|
||||
{ return tileh; }
|
||||
|
||||
virtual void resize(int width, int height);
|
||||
int width() const
|
||||
{ return awidth; }
|
||||
int height() const
|
||||
{ return aheight; }
|
||||
QSize size() const
|
||||
{ return QSize(awidth,aheight); }
|
||||
QRect rect() const
|
||||
{ return QRect(0, 0, awidth, aheight); }
|
||||
bool onCanvas(int x, int y) const
|
||||
{ return x>=0 && y>=0 && x<awidth && y<aheight; }
|
||||
bool onCanvas(const QPoint& p) const
|
||||
{ return onCanvas(p.x(),p.y()); }
|
||||
bool validChunk(int x, int y) const
|
||||
{ return x>=0 && y>=0 && x<chwidth && y<chheight; }
|
||||
bool validChunk(const QPoint& p) const
|
||||
{ return validChunk(p.x(),p.y()); }
|
||||
|
||||
int chunkSize() const
|
||||
{ return chunksize; }
|
||||
virtual void retune(int chunksize, int maxclusters=100);
|
||||
|
||||
bool sameChunk(int x1, int y1, int x2, int y2) const
|
||||
{ return x1/chunksize==x2/chunksize && y1/chunksize==y2/chunksize; }
|
||||
virtual void setChangedChunk(int i, int j);
|
||||
virtual void setChangedChunkContaining(int x, int y);
|
||||
virtual void setAllChanged();
|
||||
virtual void setChanged(const QRect& area);
|
||||
virtual void setUnchanged(const QRect& area);
|
||||
|
||||
// These call setChangedChunk.
|
||||
void addItemToChunk(QtCanvasItem*, int i, int j);
|
||||
void removeItemFromChunk(QtCanvasItem*, int i, int j);
|
||||
void addItemToChunkContaining(QtCanvasItem*, int x, int y);
|
||||
void removeItemFromChunkContaining(QtCanvasItem*, int x, int y);
|
||||
|
||||
QtCanvasItemList allItems();
|
||||
QtCanvasItemList collisions(const QPoint&) const;
|
||||
QtCanvasItemList collisions(const QRect&) const;
|
||||
QtCanvasItemList collisions(const QPolygon& pa, const QtCanvasItem* item,
|
||||
bool exact) const;
|
||||
|
||||
void drawArea(const QRect&, QPainter* p, bool double_buffer=false);
|
||||
|
||||
// These are for QtCanvasView to call
|
||||
virtual void addView(QtCanvasView*);
|
||||
virtual void removeView(QtCanvasView*);
|
||||
|
||||
void drawCanvasArea(const QRect&, QPainter* p=0, bool double_buffer=true);
|
||||
void drawViewArea(QtCanvasView* view, QPainter* p, const QRect& r, bool dbuf);
|
||||
|
||||
// These are for QtCanvasItem to call
|
||||
virtual void addItem(QtCanvasItem*);
|
||||
virtual void addAnimation(QtCanvasItem*);
|
||||
virtual void removeItem(QtCanvasItem*);
|
||||
virtual void removeAnimation(QtCanvasItem*);
|
||||
|
||||
virtual void setAdvancePeriod(int ms);
|
||||
virtual void setUpdatePeriod(int ms);
|
||||
|
||||
signals:
|
||||
void resized();
|
||||
|
||||
public slots:
|
||||
virtual void advance();
|
||||
virtual void update();
|
||||
|
||||
protected:
|
||||
virtual void drawBackground(QPainter&, const QRect& area);
|
||||
virtual void drawForeground(QPainter&, const QRect& area);
|
||||
|
||||
private:
|
||||
void init(int w, int h, int chunksze=16, int maxclust=100);
|
||||
|
||||
QtCanvasChunk& chunk(int i, int j) const;
|
||||
QtCanvasChunk& chunkContaining(int x, int y) const;
|
||||
|
||||
QRect changeBounds();
|
||||
|
||||
int awidth,aheight;
|
||||
int chunksize;
|
||||
int maxclusters;
|
||||
int chwidth,chheight;
|
||||
QtCanvasChunk* chunks;
|
||||
|
||||
QtCanvasData* d;
|
||||
|
||||
void initTiles(QPixmap p, int h, int v, int tilewidth, int tileheight);
|
||||
ushort *grid;
|
||||
ushort htiles;
|
||||
ushort vtiles;
|
||||
ushort tilew;
|
||||
ushort tileh;
|
||||
bool oneone;
|
||||
QPixmap pm;
|
||||
QTimer* update_timer;
|
||||
QColor bgcolor;
|
||||
bool debug_redraw_areas;
|
||||
|
||||
friend void qt_unview(QtCanvas* c);
|
||||
|
||||
Q_DISABLE_COPY(QtCanvas)
|
||||
};
|
||||
|
||||
class QtCanvasViewData;
|
||||
|
||||
class QtCanvasView : public QScrollArea
|
||||
{
|
||||
Q_OBJECT
|
||||
Q_PROPERTY(bool highQualityRendering READ highQualityRendering WRITE setHighQualityRendering)
|
||||
public:
|
||||
|
||||
QtCanvasView(QWidget* parent=0);
|
||||
QtCanvasView(QtCanvas* viewing, QWidget* parent=0);
|
||||
~QtCanvasView();
|
||||
|
||||
QtCanvas* canvas() const
|
||||
{ return viewing; }
|
||||
void setCanvas(QtCanvas* v);
|
||||
|
||||
const QMatrix &worldMatrix() const;
|
||||
const QMatrix &inverseWorldMatrix() const;
|
||||
bool setWorldMatrix(const QMatrix &);
|
||||
|
||||
virtual QSize sizeHint() const;
|
||||
|
||||
bool highQualityRendering() const;
|
||||
public slots:
|
||||
void setHighQualityRendering(bool enable);
|
||||
|
||||
protected:
|
||||
friend class QtCanvasWidget;
|
||||
virtual void drawContents(QPainter *p, int cx, int cy, int cw, int ch);
|
||||
|
||||
virtual void contentsMousePressEvent( QMouseEvent* );
|
||||
virtual void contentsMouseReleaseEvent( QMouseEvent* );
|
||||
virtual void contentsMouseDoubleClickEvent( QMouseEvent* );
|
||||
virtual void contentsMouseMoveEvent( QMouseEvent* );
|
||||
virtual void contentsDragEnterEvent( QDragEnterEvent * );
|
||||
virtual void contentsDragMoveEvent( QDragMoveEvent * );
|
||||
virtual void contentsDragLeaveEvent( QDragLeaveEvent * );
|
||||
virtual void contentsDropEvent( QDropEvent * );
|
||||
virtual void contentsWheelEvent( QWheelEvent * );
|
||||
virtual void contentsContextMenuEvent( QContextMenuEvent * );
|
||||
|
||||
private:
|
||||
friend class QtCanvas;
|
||||
void drawContents(QPainter*);
|
||||
QtCanvas* viewing;
|
||||
QtCanvasViewData* d;
|
||||
|
||||
private slots:
|
||||
void updateContentsSize();
|
||||
|
||||
private:
|
||||
Q_DISABLE_COPY(QtCanvasView)
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasPixmap : public QPixmap
|
||||
{
|
||||
public:
|
||||
#ifndef QT_NO_IMAGEIO
|
||||
QtCanvasPixmap(const QString& datafilename);
|
||||
#endif
|
||||
QtCanvasPixmap(const QImage& image);
|
||||
QtCanvasPixmap(const QPixmap&, const QPoint& hotspot);
|
||||
~QtCanvasPixmap();
|
||||
|
||||
int offsetX() const
|
||||
{ return hotx; }
|
||||
int offsetY() const
|
||||
{ return hoty; }
|
||||
void setOffset(int x, int y) { hotx = x; hoty = y; }
|
||||
|
||||
private:
|
||||
Q_DISABLE_COPY(QtCanvasPixmap)
|
||||
|
||||
void init(const QImage&);
|
||||
void init(const QPixmap& pixmap, int hx, int hy);
|
||||
|
||||
friend class QtCanvasSprite;
|
||||
friend class QtCanvasPixmapArray;
|
||||
friend bool qt_testCollision(const QtCanvasSprite* s1, const QtCanvasSprite* s2);
|
||||
|
||||
int hotx,hoty;
|
||||
|
||||
QImage* collision_mask;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasPixmapArray
|
||||
{
|
||||
public:
|
||||
QtCanvasPixmapArray();
|
||||
#ifndef QT_NO_IMAGEIO
|
||||
QtCanvasPixmapArray(const QString& datafilenamepattern, int framecount=0);
|
||||
#endif
|
||||
QtCanvasPixmapArray(const QList<QPixmap> &pixmaps, const QPolygon &hotspots = QPolygon());
|
||||
~QtCanvasPixmapArray();
|
||||
|
||||
#ifndef QT_NO_IMAGEIO
|
||||
bool readPixmaps(const QString& datafilenamepattern, int framecount=0);
|
||||
bool readCollisionMasks(const QString& filenamepattern);
|
||||
#endif
|
||||
|
||||
// deprecated
|
||||
bool operator!(); // Failure check.
|
||||
bool isValid() const;
|
||||
|
||||
QtCanvasPixmap* image(int i) const
|
||||
{ return img ? img[i] : 0; }
|
||||
void setImage(int i, QtCanvasPixmap* p);
|
||||
uint count() const
|
||||
{ return (uint)framecount; }
|
||||
|
||||
private:
|
||||
Q_DISABLE_COPY(QtCanvasPixmapArray)
|
||||
|
||||
#ifndef QT_NO_IMAGEIO
|
||||
bool readPixmaps(const QString& datafilenamepattern, int framecount, bool maskonly);
|
||||
#endif
|
||||
|
||||
void reset();
|
||||
int framecount;
|
||||
QtCanvasPixmap** img;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasSprite : public QtCanvasItem
|
||||
{
|
||||
public:
|
||||
QtCanvasSprite(QtCanvasPixmapArray* array, QtCanvas* canvas);
|
||||
|
||||
void setSequence(QtCanvasPixmapArray* seq);
|
||||
|
||||
virtual ~QtCanvasSprite();
|
||||
|
||||
void move(double x, double y);
|
||||
virtual void move(double x, double y, int frame);
|
||||
void setFrame(int);
|
||||
enum FrameAnimationType { Cycle, Oscillate };
|
||||
virtual void setFrameAnimation(FrameAnimationType=Cycle, int step=1, int state=0);
|
||||
int frame() const
|
||||
{ return frm; }
|
||||
int frameCount() const
|
||||
{ return images->count(); }
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
bool collidesWith(const QtCanvasItem*) const;
|
||||
|
||||
QRect boundingRect() const;
|
||||
|
||||
// is there a reason for these to be protected? Lars
|
||||
//protected:
|
||||
|
||||
int width() const;
|
||||
int height() const;
|
||||
|
||||
int leftEdge() const;
|
||||
int topEdge() const;
|
||||
int rightEdge() const;
|
||||
int bottomEdge() const;
|
||||
|
||||
int leftEdge(int nx) const;
|
||||
int topEdge(int ny) const;
|
||||
int rightEdge(int nx) const;
|
||||
int bottomEdge(int ny) const;
|
||||
QtCanvasPixmap* image() const
|
||||
{ return images->image(frm); }
|
||||
virtual QtCanvasPixmap* imageAdvanced() const;
|
||||
QtCanvasPixmap* image(int f) const
|
||||
{ return images->image(f); }
|
||||
virtual void advance(int stage);
|
||||
|
||||
public:
|
||||
void draw(QPainter& painter);
|
||||
|
||||
private:
|
||||
Q_DISABLE_COPY(QtCanvasSprite)
|
||||
|
||||
void addToChunks();
|
||||
void removeFromChunks();
|
||||
void changeChunks();
|
||||
|
||||
int frm;
|
||||
ushort anim_val;
|
||||
uint anim_state:2;
|
||||
uint anim_type:14;
|
||||
bool collidesWith(const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const;
|
||||
|
||||
friend bool qt_testCollision(const QtCanvasSprite* s1,
|
||||
const QtCanvasSprite* s2);
|
||||
|
||||
QtCanvasPixmapArray* images;
|
||||
};
|
||||
|
||||
class QPolygonalProcessor;
|
||||
|
||||
class QtCanvasPolygonalItem : public QtCanvasItem
|
||||
{
|
||||
public:
|
||||
QtCanvasPolygonalItem(QtCanvas* canvas);
|
||||
virtual ~QtCanvasPolygonalItem();
|
||||
|
||||
bool collidesWith(const QtCanvasItem*) const;
|
||||
|
||||
virtual void setPen(QPen p);
|
||||
virtual void setBrush(QBrush b);
|
||||
|
||||
QPen pen() const
|
||||
{ return pn; }
|
||||
QBrush brush() const
|
||||
{ return br; }
|
||||
|
||||
virtual QPolygon areaPoints() const=0;
|
||||
virtual QPolygon areaPointsAdvanced() const;
|
||||
QRect boundingRect() const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
protected:
|
||||
void draw(QPainter &);
|
||||
virtual void drawShape(QPainter &) = 0;
|
||||
|
||||
bool winding() const;
|
||||
void setWinding(bool);
|
||||
|
||||
void invalidate();
|
||||
bool isValid() const
|
||||
{ return (bool)val; }
|
||||
|
||||
private:
|
||||
void scanPolygon(const QPolygon& pa, int winding,
|
||||
QPolygonalProcessor& process) const;
|
||||
QPolygon chunks() const;
|
||||
|
||||
bool collidesWith(const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const;
|
||||
|
||||
QBrush br;
|
||||
QPen pn;
|
||||
uint wind:1;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasRectangle : public QtCanvasPolygonalItem
|
||||
{
|
||||
public:
|
||||
QtCanvasRectangle(QtCanvas* canvas);
|
||||
QtCanvasRectangle(const QRect&, QtCanvas* canvas);
|
||||
QtCanvasRectangle(int x, int y, int width, int height, QtCanvas* canvas);
|
||||
|
||||
~QtCanvasRectangle();
|
||||
|
||||
int width() const;
|
||||
int height() const;
|
||||
void setSize(int w, int h);
|
||||
QSize size() const
|
||||
{ return QSize(w,h); }
|
||||
QPolygon areaPoints() const;
|
||||
QRect rect() const
|
||||
{ return QRect(int(x()),int(y()),w,h); }
|
||||
|
||||
bool collidesWith(const QtCanvasItem*) const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
protected:
|
||||
void drawShape(QPainter &);
|
||||
QPolygon chunks() const;
|
||||
|
||||
private:
|
||||
bool collidesWith( const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const;
|
||||
|
||||
int w, h;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasPolygon : public QtCanvasPolygonalItem
|
||||
{
|
||||
public:
|
||||
QtCanvasPolygon(QtCanvas* canvas);
|
||||
~QtCanvasPolygon();
|
||||
void setPoints(QPolygon);
|
||||
QPolygon points() const;
|
||||
void moveBy(double dx, double dy);
|
||||
|
||||
QPolygon areaPoints() const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
protected:
|
||||
void drawShape(QPainter &);
|
||||
QPolygon poly;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasSpline : public QtCanvasPolygon
|
||||
{
|
||||
public:
|
||||
QtCanvasSpline(QtCanvas* canvas);
|
||||
~QtCanvasSpline();
|
||||
|
||||
void setControlPoints(QPolygon, bool closed=true);
|
||||
QPolygon controlPoints() const;
|
||||
bool closed() const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
private:
|
||||
void recalcPoly();
|
||||
QPolygon bez;
|
||||
bool cl;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasLine : public QtCanvasPolygonalItem
|
||||
{
|
||||
public:
|
||||
QtCanvasLine(QtCanvas* canvas);
|
||||
~QtCanvasLine();
|
||||
void setPoints(int x1, int y1, int x2, int y2);
|
||||
|
||||
QPoint startPoint() const
|
||||
{ return QPoint(x1,y1); }
|
||||
QPoint endPoint() const
|
||||
{ return QPoint(x2,y2); }
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
void setPen(QPen p);
|
||||
void moveBy(double dx, double dy);
|
||||
|
||||
protected:
|
||||
void drawShape(QPainter &);
|
||||
QPolygon areaPoints() const;
|
||||
|
||||
private:
|
||||
int x1,y1,x2,y2;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasEllipse : public QtCanvasPolygonalItem
|
||||
{
|
||||
|
||||
public:
|
||||
QtCanvasEllipse(QtCanvas* canvas);
|
||||
QtCanvasEllipse(int width, int height, QtCanvas* canvas);
|
||||
QtCanvasEllipse(int width, int height, int startangle, int angle,
|
||||
QtCanvas* canvas);
|
||||
|
||||
~QtCanvasEllipse();
|
||||
|
||||
int width() const;
|
||||
int height() const;
|
||||
void setSize(int w, int h);
|
||||
void setAngles(int start, int length);
|
||||
int angleStart() const
|
||||
{ return a1; }
|
||||
int angleLength() const
|
||||
{ return a2; }
|
||||
QPolygon areaPoints() const;
|
||||
|
||||
bool collidesWith(const QtCanvasItem*) const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
protected:
|
||||
void drawShape(QPainter &);
|
||||
|
||||
private:
|
||||
bool collidesWith(const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const;
|
||||
int w, h;
|
||||
int a1, a2;
|
||||
};
|
||||
|
||||
|
||||
class QtCanvasTextExtra;
|
||||
|
||||
class QtCanvasText : public QtCanvasItem
|
||||
{
|
||||
public:
|
||||
QtCanvasText(QtCanvas* canvas);
|
||||
QtCanvasText(const QString&, QtCanvas* canvas);
|
||||
QtCanvasText(const QString&, QFont, QtCanvas* canvas);
|
||||
|
||||
virtual ~QtCanvasText();
|
||||
|
||||
void setText(const QString&);
|
||||
void setFont(const QFont&);
|
||||
void setColor(const QColor&);
|
||||
QString text() const;
|
||||
QFont font() const;
|
||||
QColor color() const;
|
||||
|
||||
void moveBy(double dx, double dy);
|
||||
|
||||
int textFlags() const
|
||||
{ return flags; }
|
||||
void setTextFlags(int);
|
||||
|
||||
QRect boundingRect() const;
|
||||
|
||||
bool collidesWith(const QtCanvasItem*) const;
|
||||
|
||||
int rtti() const;
|
||||
static int RTTI;
|
||||
|
||||
protected:
|
||||
virtual void draw(QPainter&);
|
||||
|
||||
private:
|
||||
Q_DISABLE_COPY(QtCanvasText)
|
||||
|
||||
void addToChunks();
|
||||
void removeFromChunks();
|
||||
void changeChunks();
|
||||
|
||||
void setRect();
|
||||
QRect brect;
|
||||
QString txt;
|
||||
int flags;
|
||||
QFont fnt;
|
||||
QColor col;
|
||||
QtCanvasTextExtra* extra;
|
||||
|
||||
bool collidesWith(const QtCanvasSprite*,
|
||||
const QtCanvasPolygonalItem*,
|
||||
const QtCanvasRectangle*,
|
||||
const QtCanvasEllipse*,
|
||||
const QtCanvasText*) const;
|
||||
};
|
||||
|
||||
#endif // QTCANVAS_H
|
||||
Reference in New Issue
Block a user