-// panel.hxx - default, 2D single-engine prop instrument panel
+// panel.hxx - generic support classes for a 2D panel.
//
// Written by David Megginson, started January 2000.
//
# include <config.h>
#endif
+#include <simgear/compiler.h>
+
#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
#include <GL/glut.h>
#include <plib/ssg.h>
+#include <simgear/misc/props.hxx>
+#include <simgear/timing/timestamp.hxx>
+
#include <vector>
#include <map>
#include <plib/fnt.h>
+#include <Main/fgfs.hxx>
+
+
FG_USING_STD(vector);
FG_USING_STD(map);
class FGTextureManager
{
public:
- static ssgTexture * createTexture(const char * relativePath);
+ static ssgTexture * createTexture(const string &relativePath);
private:
- static map<const char *,ssgTexture *>_textureMap;
+ static map<string,ssgTexture *> _textureMap;
};
////////////////////////////////////////////////////////////////////////
// Cropped texture (should migrate out into FGFS).
//
-// This class defines a rectangular cropped area of a texture.
+// This structure wraps an SSG texture with cropping information.
////////////////////////////////////////////////////////////////////////
-struct CroppedTexture
+class FGCroppedTexture
{
- CroppedTexture () {}
- CroppedTexture (const char * path,
+public:
+
+ FGCroppedTexture ();
+ FGCroppedTexture (const string &path,
float _minX = 0.0, float _minY = 0.0,
- float _maxX = 1.0, float _maxY = 1.0)
- : texture(FGTextureManager::createTexture(path)),
- minX(_minX), minY(_minY), maxX(_maxX), maxY(_maxY) {}
+ float _maxX = 1.0, float _maxY = 1.0);
+ virtual ~FGCroppedTexture ();
+
+ virtual void setPath (const string &path) { _path = path; }
+
+ virtual const string &getPath () const { return _path; }
+
+ virtual ssgTexture * getTexture ();
+
+ virtual void setCrop (float minX, float minY, float maxX, float maxY) {
+ _minX = minX; _minY = minY; _maxX = maxX; _maxY = maxY;
+ }
+
+ virtual float getMinX () const { return _minX; }
+ virtual float getMinY () const { return _minY; }
+ virtual float getMaxX () const { return _maxX; }
+ virtual float getMaxY () const { return _maxY; }
+
- ssgTexture * texture;
- float minX, minY, maxX, maxY;
+private:
+ string _path;
+ ssgTexture * _texture;
+ float _minX, _minY, _maxX, _maxY;
};
// the appropriate instruments for processing.
////////////////////////////////////////////////////////////////////////
-class FGPanel
+class FGPanel : public FGSubsystem
{
public:
- FGPanel (int x, int y, int w, int h);
+ FGPanel (int window_x, int window_y, int window_w, int window_h);
virtual ~FGPanel ();
+ // Update the panel (every frame).
+ virtual void init ();
+ virtual void bind ();
+ virtual void unbind ();
+ virtual void update ();
+
// transfer pointer ownership!!!
virtual void addInstrument (FGPanelInstrument * instrument);
- // Update the panel (every frame).
- virtual void update () const;
-
// Background texture.
virtual void setBackground (ssgTexture * texture);
virtual bool getVisibility () const;
virtual void setVisibility (bool visibility);
+ // Full width of panel.
+ virtual void setWidth (int width) { _width = width; }
+ virtual int getWidth () const { return _width; }
+
+ // Full height of panel.
+ virtual void setHeight (int height) { _height = height; }
+ virtual int getHeight () const { return _height; }
+
+ // X-offset
+ virtual void setXOffset (int offset);
+ virtual int getXOffset () const { return _x_offset; }
+
+ // Y-offset.
+ virtual void setYOffset (int offset);
+ virtual int getYOffset () const { return _y_offset; }
+
+ // View height.
+ virtual void setViewHeight (int height) { _view_height = height; }
+ virtual int getViewHeight () const { return _view_height; }
+
// Handle a mouse click.
virtual bool doMouseAction (int button, int updown, int x, int y);
private:
- bool _visibility;
- bool _mouseDown;
- int _mouseButton, _mouseX, _mouseY;
+ mutable bool _visibility;
+ mutable bool _mouseDown;
+ mutable int _mouseButton, _mouseX, _mouseY;
mutable int _mouseDelay;
- FGPanelInstrument * _mouseInstrument;
+ mutable FGPanelInstrument * _mouseInstrument;
typedef vector<FGPanelInstrument *> instrument_list_type;
- int _x, _y, _w, _h;
- int _panel_h;
+ int _winx, _winy, _winw, _winh;
+ int _width;
+ int _height;
+ int _x_offset;
+ int _y_offset;
+ int _view_height;
+
ssgTexture * _bg;
// List of instruments in panel.
instrument_list_type _instruments;
// Base class for user action types.
//
// Individual instruments can have actions associated with a mouse
-// click in a rectangular area. Current concrete classes are
-// FGAdjustAction and FGSwapAction.
+// click in a rectangular area. Current concrete classes include
+// FGAdjustAction, FGSwapAction, and FGToggleAction.
////////////////////////////////////////////////////////////////////////
class FGPanelAction
{
public:
+ FGPanelAction ();
+ FGPanelAction (int button, int x, int y, int w, int h);
+ virtual ~FGPanelAction ();
+
+ // Getters.
+ virtual int getButton () const { return _button; }
+ virtual int getX () const { return _x; }
+ virtual int getY () const { return _y; }
+ virtual int getWidth () const { return _w; }
+ virtual int getHeight () const { return _h; }
+
+ // Setters.
+ virtual void setButton (int button) { _button = button; }
+ virtual void setX (int x) { _x = x; }
+ virtual void setY (int y) { _y = y; }
+ virtual void setWidth (int w) { _w = w; }
+ virtual void setHeight (int h) { _h = h; }
+
+ // Check whether we're in the area.
+ virtual bool inArea (int button, int x, int y)
+ {
+ return (button == _button &&
+ x >= _x &&
+ x < _x + _w &&
+ y >= _y &&
+ y < _y + _h);
+ }
+
+ // Perform the action.
virtual void doAction () = 0;
+
+private:
+ int _button;
+ int _x;
+ int _y;
+ int _w;
+ int _h;
};
class FGAdjustAction : public FGPanelAction
{
public:
- typedef double (*getter_type)();
- typedef void (*setter_type)(double);
-
- FGAdjustAction (getter_type getter, setter_type setter, float increment,
+ FGAdjustAction (int button, int x, int y, int w, int h,
+ SGValue * value, float increment,
float min, float max, bool wrap=false);
virtual ~FGAdjustAction ();
virtual void doAction ();
private:
- getter_type _getter;
- setter_type _setter;
+ SGValue * _value;
float _increment;
float _min;
float _max;
class FGSwapAction : public FGPanelAction
{
public:
- typedef double (*getter_type)();
- typedef void (*setter_type)(double);
-
- FGSwapAction (getter_type getter1, setter_type setter1,
- getter_type getter2, setter_type setter2);
+ FGSwapAction (int button, int x, int y, int w, int h,
+ SGValue * value1, SGValue * value2);
virtual ~FGSwapAction ();
virtual void doAction ();
private:
- getter_type _getter1, _getter2;
- setter_type _setter1, _setter2;
+ SGValue * _value1;
+ SGValue * _value2;
};
class FGToggleAction : public FGPanelAction
{
public:
- typedef bool (*getter_type)();
- typedef void (*setter_type)(bool);
-
- FGToggleAction (getter_type getter, setter_type setter);
+ FGToggleAction (int button, int x, int y, int w, int h,
+ SGValue * value);
virtual ~FGToggleAction ();
virtual void doAction ();
private:
- getter_type _getter;
- setter_type _setter;
+ SGValue * _value;
};
FGPanelInstrument (int x, int y, int w, int h);
virtual ~FGPanelInstrument ();
- virtual void draw () const = 0;
+ virtual void draw () = 0;
virtual void setPosition(int x, int y);
virtual void setSize(int w, int h);
// Coordinates relative to centre.
// Transfer pointer ownership!!
- virtual void addAction (int button, int x, int y, int w, int h,
- FGPanelAction * action);
+ virtual void addAction (FGPanelAction * action);
// Coordinates relative to centre.
virtual bool doMouseAction (int button, int x, int y);
protected:
int _x, _y, _w, _h;
- typedef struct {
- int button;
- int x;
- int y;
- int w;
- int h;
- FGPanelAction * action;
- } inst_action;
- typedef vector<inst_action> action_list_type;
+ typedef vector<FGPanelAction *> action_list_type;
action_list_type _actions;
};
// rotate to show the altitude or airspeed.
////////////////////////////////////////////////////////////////////////
+
+/**
+ * A transformation for a layer.
+ */
+class FGPanelTransformation {
+public:
+
+ enum Type {
+ XSHIFT,
+ YSHIFT,
+ ROTATION
+ };
+
+ FGPanelTransformation ();
+ virtual ~FGPanelTransformation ();
+
+ Type type;
+ const SGValue * value;
+ float min;
+ float max;
+ float factor;
+ float offset;
+};
+
+
+
/**
* A single layer of a multi-layered instrument.
*
class FGInstrumentLayer
{
public:
- typedef enum {
- XSHIFT,
- YSHIFT,
- ROTATION
- } transform_type;
-
- typedef double (*transform_func)();
FGInstrumentLayer (int w = -1, int h = -1);
virtual ~FGInstrumentLayer ();
- virtual void draw () const = 0;
+ virtual void draw () = 0;
virtual void transform () const;
virtual int getWidth () const { return _w; }
virtual void setWidth (int w) { _w = w; }
virtual void setHeight (int h) { _h = h; }
- virtual void addTransformation (transform_type type, transform_func func,
- float min, float max,
- float factor = 1.0, float offset = 0.0);
+ // Transfer pointer ownership!!
+ // DEPRECATED
+ virtual void addTransformation (FGPanelTransformation * transformation);
protected:
int _w, _h;
- typedef struct {
- transform_type type;
- transform_func func;
- float min;
- float max;
- float factor;
- float offset;
- } transformation;
- typedef vector<transformation *> transformation_list;
+ typedef vector<FGPanelTransformation *> transformation_list;
transformation_list _transformations;
};
class FGLayeredInstrument : public FGPanelInstrument
{
public:
- typedef vector<FGInstrumentLayer *> layer_list;
FGLayeredInstrument (int x, int y, int w, int h);
virtual ~FGLayeredInstrument ();
- virtual void draw () const;
+ virtual void draw ();
// Transfer pointer ownership!!
virtual int addLayer (FGInstrumentLayer *layer);
- virtual int addLayer (CroppedTexture &texture,
- int w = -1, int h = -1);
- virtual void addTransformation (FGInstrumentLayer::transform_type type,
- FGInstrumentLayer::transform_func func,
- float min, float max,
- float factor = 1.0, float offset = 0.0);
- virtual void addTransformation (FGInstrumentLayer::transform_type type,
- float offset);
+ virtual int addLayer (FGCroppedTexture &texture, int w = -1, int h = -1);
+
+ // Transfer pointer ownership!!
+ virtual void addTransformation (FGPanelTransformation * transformation);
protected:
+ typedef vector<FGInstrumentLayer *> layer_list;
layer_list _layers;
};
class FGTexturedLayer : public FGInstrumentLayer
{
public:
-// FGTexturedLayer (ssgTexture * texture, int w, int h,
-// float texX1 = 0.0, float texY1 = 0.0,
-// float texX2 = 1.0, float texY2 = 1.0);
FGTexturedLayer (int w = -1, int h = -1) : FGInstrumentLayer(w, h) {}
- FGTexturedLayer (CroppedTexture &texture, int w = -1, int h = -1);
+ FGTexturedLayer (const FGCroppedTexture &texture, int w = -1, int h = -1);
virtual ~FGTexturedLayer ();
- virtual void draw () const;
-
- virtual void setTexture (ssgTexture * texture) { _texture = texture; }
- virtual ssgTexture * getTexture () { return _texture; }
- virtual void setTextureCoords (float x1, float y1, float x2, float y2) {
- _texX1 = x1; _texY1 = y1; _texX2 = x2; _texY2 = y2;
- }
+ virtual void draw ();
-protected:
-
- virtual void setTextureCoords (float x1, float y1,
- float x2, float y2) const {
- _texX1 = x1; _texY1 = y1; _texX2 = x2; _texY2 = y2;
+ virtual void setTexture (const FGCroppedTexture &texture) {
+ _texture = texture;
}
-
+ virtual FGCroppedTexture &getTexture () { return _texture; }
+ virtual const FGCroppedTexture &getTexture () const { return _texture; }
private:
- ssgTexture * _texture;
- mutable float _texX1, _texY1, _texX2, _texY2;
+ mutable FGCroppedTexture _texture;
};
class FGTextLayer : public FGInstrumentLayer
{
public:
- typedef char * (*text_func)();
- typedef double (*double_func)();
typedef enum ChunkType {
TEXT,
- TEXT_FUNC,
- DOUBLE_FUNC
+ TEXT_VALUE,
+ DOUBLE_VALUE
};
class Chunk {
public:
- Chunk (char * text, char * fmt = "%s");
- Chunk (text_func func, char * fmt = "%s");
- Chunk (double_func func, char * fmt = "%.2f", float mult = 1.0);
+ Chunk (const string &text, const string &fmt = "%s");
+ Chunk (ChunkType type, const SGValue * value,
+ const string &fmt = "", float mult = 1.0);
- char * getValue () const;
+ const char * getValue () const;
private:
ChunkType _type;
- union {
- char * _text;
- text_func _tfunc;
- double_func _dfunc;
- } _value;
- char * _fmt;
+ string _text;
+ const SGValue * _value;
+ string _fmt;
float _mult;
mutable char _buf[1024];
};
- FGTextLayer (int w = -1, int h = -1, Chunk * chunk1 = 0, Chunk * chunk2 = 0,
- Chunk * chunk3 = 0);
+ FGTextLayer (int w = -1, int h = -1);
virtual ~FGTextLayer ();
- virtual void draw () const;
+ virtual void draw ();
// Transfer pointer!!
virtual void addChunk (Chunk * chunk);
virtual void setFont (fntFont * font);
private:
+
+ void recalc_value () const;
+
typedef vector<Chunk *> chunk_list;
chunk_list _chunks;
float _color[4];
- // FIXME: need only one globally
- mutable fntRenderer _renderer;
+
+ float _pointSize;
+
+ mutable string _value;
+ mutable SGTimeStamp _then;
+ mutable SGTimeStamp _now;
};
class FGSwitchLayer : public FGInstrumentLayer
{
public:
- typedef bool (*switch_func)();
-
// Transfer pointers!!
- FGSwitchLayer (int w, int h, switch_func func,
+ FGSwitchLayer (int w, int h, const SGValue * value,
FGInstrumentLayer * layer1,
FGInstrumentLayer * layer2);
virtual ~FGSwitchLayer ();
- virtual void draw () const;
+ virtual void draw ();
private:
- switch_func _func;
+ const SGValue * _value;
FGInstrumentLayer * _layer1, * _layer2;
};
+\f
+////////////////////////////////////////////////////////////////////////
+// Functions.
+////////////////////////////////////////////////////////////////////////
+
+bool fgPanelVisible ();
+
+
\f
////////////////////////////////////////////////////////////////////////
// The current panel, if any.
projects / flightgear.git / blobdiff