1fc25a89ac
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6407 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
228 lines
8.2 KiB
C++
228 lines
8.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: drawn.h
|
|
// Purpose: wxDrawnShape
|
|
// Author: Julian Smart
|
|
// Modified by:
|
|
// Created: 12/07/98
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) Julian Smart
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _OGL_DRAWN_H_
|
|
#define _OGL_DRAWN_H_
|
|
|
|
#ifdef __GNUG__
|
|
#pragma interface "drawn.h"
|
|
#endif
|
|
|
|
#include <wx/ogl/basic.h>
|
|
|
|
#define oglMETAFLAGS_OUTLINE 1
|
|
#define oglMETAFLAGS_ATTACHMENTS 2
|
|
|
|
class wxDrawnShape;
|
|
class wxPseudoMetaFile: public wxObject
|
|
{
|
|
DECLARE_DYNAMIC_CLASS(wxPseudoMetaFile)
|
|
public:
|
|
wxPseudoMetaFile();
|
|
wxPseudoMetaFile(wxPseudoMetaFile& mf);
|
|
~wxPseudoMetaFile();
|
|
|
|
void Draw(wxDC& dc, double xoffset, double yoffset);
|
|
|
|
#ifdef PROLOGIO
|
|
void WriteAttributes(wxExpr *clause, int whichAngle);
|
|
void ReadAttributes(wxExpr *clause, int whichAngle);
|
|
#endif
|
|
|
|
void Clear();
|
|
|
|
void Copy(wxPseudoMetaFile& copy);
|
|
|
|
void Scale(double sx, double sy);
|
|
void ScaleTo(double w, double h); // Scale to fit size
|
|
void Translate(double x, double y);
|
|
|
|
// Rotate about the given axis by theta radians from the x axis.
|
|
void Rotate(double x, double y, double theta);
|
|
|
|
bool LoadFromMetaFile(char *filename, double *width, double *height);
|
|
|
|
void GetBounds(double *minX, double *minY, double *maxX, double *maxY);
|
|
|
|
// Calculate size from current operations
|
|
void CalculateSize(wxDrawnShape* shape);
|
|
|
|
inline wxList& GetOutlineColours() const { return (wxList&) m_outlineColours; }
|
|
inline wxList& GetFillColours() const { return (wxList&) m_fillColours; }
|
|
inline void SetRotateable(bool rot) { m_rotateable = rot; }
|
|
inline bool GetRotateable() const { return m_rotateable; }
|
|
|
|
inline void SetSize(double w, double h) { m_width = w; m_height = h; }
|
|
|
|
inline void SetFillBrush(wxBrush* brush) { m_fillBrush = brush; }
|
|
inline wxBrush* GetFillBrush() const { return m_fillBrush; }
|
|
|
|
inline void SetOutlinePen(wxPen* pen) { m_outlinePen = pen; }
|
|
inline wxPen* GetOutlinePen() const { return m_outlinePen; }
|
|
|
|
inline void SetOutlineOp(int op) { m_outlineOp = op; }
|
|
inline int GetOutlineOp() const { return m_outlineOp; }
|
|
|
|
inline wxList& GetOps() const { return (wxList&) m_ops; }
|
|
|
|
// Is this a valid (non-empty) metafile?
|
|
inline bool IsValid() const { return (m_ops.Number() > 0); }
|
|
|
|
public:
|
|
/// Set of functions for drawing into a pseudo metafile.
|
|
/// They use integers, but doubles are used internally for accuracy
|
|
/// when scaling.
|
|
|
|
virtual void DrawLine(const wxPoint& pt1, const wxPoint& pt2);
|
|
virtual void DrawRectangle(const wxRect& rect);
|
|
virtual void DrawRoundedRectangle(const wxRect& rect, double radius);
|
|
virtual void DrawArc(const wxPoint& centrePt, const wxPoint& startPt, const wxPoint& endPt);
|
|
virtual void DrawEllipticArc(const wxRect& rect, double startAngle, double endAngle);
|
|
virtual void DrawEllipse(const wxRect& rect);
|
|
virtual void DrawPoint(const wxPoint& pt);
|
|
virtual void DrawText(const wxString& text, const wxPoint& pt);
|
|
virtual void DrawLines(int n, wxPoint pts[]);
|
|
// flags:
|
|
// oglMETAFLAGS_OUTLINE: will be used for drawing the outline and
|
|
// also drawing lines/arrows at the circumference.
|
|
// oglMETAFLAGS_ATTACHMENTS: will be used for initialising attachment points at
|
|
// the vertices (perhaps a rare case...)
|
|
virtual void DrawPolygon(int n, wxPoint pts[], int flags = 0);
|
|
virtual void DrawSpline(int n, wxPoint pts[]);
|
|
|
|
virtual void SetClippingRect(const wxRect& rect);
|
|
virtual void DestroyClippingRect();
|
|
|
|
virtual void SetPen(wxPen* pen, bool isOutline = FALSE); // TODO: eventually, just store GDI object attributes, not actual
|
|
virtual void SetBrush(wxBrush* brush, bool isFill = FALSE); // pens/brushes etc.
|
|
virtual void SetFont(wxFont* font);
|
|
virtual void SetTextColour(const wxColour& colour);
|
|
virtual void SetBackgroundColour(const wxColour& colour);
|
|
virtual void SetBackgroundMode(int mode);
|
|
|
|
public:
|
|
bool m_rotateable;
|
|
double m_width;
|
|
double m_height;
|
|
wxList m_ops; // List of drawing operations (see drawnp.h)
|
|
wxList m_gdiObjects; // List of pens, brushes and fonts for this object.
|
|
int m_outlineOp; // The op representing the outline, if any
|
|
|
|
// Pen/brush specifying outline/fill colours
|
|
// to override operations.
|
|
wxPen* m_outlinePen;
|
|
wxBrush* m_fillBrush;
|
|
wxList m_outlineColours; // List of the GDI operations that comprise the outline
|
|
wxList m_fillColours; // List of the GDI operations that fill the shape
|
|
double m_currentRotation;
|
|
};
|
|
|
|
#define oglDRAWN_ANGLE_0 0
|
|
#define oglDRAWN_ANGLE_90 1
|
|
#define oglDRAWN_ANGLE_180 2
|
|
#define oglDRAWN_ANGLE_270 3
|
|
|
|
class wxDrawnShape: public wxRectangleShape
|
|
{
|
|
DECLARE_DYNAMIC_CLASS(wxDrawnShape)
|
|
public:
|
|
wxDrawnShape();
|
|
~wxDrawnShape();
|
|
|
|
void OnDraw(wxDC& dc);
|
|
|
|
#ifdef PROLOGIO
|
|
// I/O
|
|
void WriteAttributes(wxExpr *clause);
|
|
void ReadAttributes(wxExpr *clause);
|
|
#endif
|
|
|
|
// Does the copying for this object
|
|
void Copy(wxShape& copy);
|
|
|
|
void Scale(double sx, double sy);
|
|
void Translate(double x, double y);
|
|
// Rotate about the given axis by theta radians from the x axis.
|
|
void Rotate(double x, double y, double theta);
|
|
|
|
// Get current rotation
|
|
inline double GetRotation() const { return m_rotation; }
|
|
|
|
void SetSize(double w, double h, bool recursive = TRUE);
|
|
bool LoadFromMetaFile(char *filename);
|
|
|
|
inline void SetSaveToFile(bool save) { m_saveToFile = save; }
|
|
inline wxPseudoMetaFile& GetMetaFile(int which = 0) const { return (wxPseudoMetaFile&) m_metafiles[which]; }
|
|
|
|
void OnDrawOutline(wxDC& dc, double x, double y, double w, double h);
|
|
|
|
// Get the perimeter point using the special outline op, if there is one,
|
|
// otherwise use default wxRectangleShape scheme
|
|
bool GetPerimeterPoint(double x1, double y1,
|
|
double x2, double y2,
|
|
double *x3, double *y3);
|
|
|
|
/// Set of functions for drawing into a pseudo metafile.
|
|
/// They use integers, but doubles are used internally for accuracy
|
|
/// when scaling.
|
|
|
|
virtual void DrawLine(const wxPoint& pt1, const wxPoint& pt2);
|
|
virtual void DrawRectangle(const wxRect& rect);
|
|
virtual void DrawRoundedRectangle(const wxRect& rect, double radius);
|
|
virtual void DrawArc(const wxPoint& centrePt, const wxPoint& startPt, const wxPoint& endPt);
|
|
virtual void DrawEllipticArc(const wxRect& rect, double startAngle, double endAngle);
|
|
virtual void DrawEllipse(const wxRect& rect);
|
|
virtual void DrawPoint(const wxPoint& pt);
|
|
virtual void DrawText(const wxString& text, const wxPoint& pt);
|
|
virtual void DrawLines(int n, wxPoint pts[]);
|
|
virtual void DrawPolygon(int n, wxPoint pts[], int flags = 0);
|
|
virtual void DrawSpline(int n, wxPoint pts[]);
|
|
|
|
virtual void SetClippingRect(const wxRect& rect);
|
|
virtual void DestroyClippingRect();
|
|
|
|
virtual void SetDrawnPen(wxPen* pen, bool isOutline = FALSE); // TODO: eventually, just store GDI object attributes, not actual
|
|
virtual void SetDrawnBrush(wxBrush* brush, bool isFill = FALSE); // pens/brushes etc.
|
|
virtual void SetDrawnFont(wxFont* font);
|
|
virtual void SetDrawnTextColour(const wxColour& colour);
|
|
virtual void SetDrawnBackgroundColour(const wxColour& colour);
|
|
virtual void SetDrawnBackgroundMode(int mode);
|
|
|
|
// Set the width/height according to the shapes in the metafile.
|
|
// Call this after drawing into the shape.
|
|
inline void CalculateSize() { m_metafiles[m_currentAngle].CalculateSize(this); }
|
|
|
|
inline void DrawAtAngle(int angle) { m_currentAngle = angle; };
|
|
|
|
inline int GetAngle() const { return m_currentAngle; }
|
|
|
|
// Implementation
|
|
protected:
|
|
// Which metafile do we use now? Based on current rotation and validity
|
|
// of metafiles.
|
|
int DetermineMetaFile(double rotation);
|
|
|
|
private:
|
|
// One metafile for each 90 degree rotation (or just a single one).
|
|
wxPseudoMetaFile m_metafiles[4];
|
|
|
|
// Don't save all wxDrawnShape metafiles to file: sometimes
|
|
// we take the metafile data from a symbol library.
|
|
bool m_saveToFile;
|
|
|
|
// Which angle are we using/drawing into?
|
|
int m_currentAngle;
|
|
};
|
|
|
|
#endif
|
|
// _DRAWN_H_
|
|
|