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OSCAR-code/src/graphs/graph.cpp
Mark Watkins d4830dfc49 Disabled pBuffers on Linux.. Using FBO instead
2011-06-18 20:04:08 +10:00

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/*
gGraph Graphing System Implementation
Author: Mark Watkins <jedimark64@users.sourceforge.net>
License: GPL
*/
#include "freetype-gl/font-manager.h"
#include "freetype-gl/texture-font.h"
#include "graph.h"
//#include <wx/glcanvas.h>
#include <wx/settings.h>
#include <wx/graphics.h>
#include <wx/image.h>
#include <wx/bitmap.h>
#include <wx/dcbuffer.h>
#include <wx/msgdlg.h>
#include <wx/log.h>
#include <math.h>
#include "sleeplib/profiles.h"
#include "graphs/freesans.h" // Remember to compress this..
//#include <wx/dcbuffer.h>
#if !wxUSE_GLCANVAS
#error "OpenGL required: set wxUSE_GLCANVAS to 1 and rebuild the wx library"
#endif
//#define EXTRA_ASSERTS
extern pBuffer *buffer;
#if !wxCHECK_VERSION(2,9,0)
wxColor zwxYELLOW=wxColor(0xb0,0xb0,0x40,0xff);
wxColor *wxYELLOW=&zwxYELLOW;
#endif
wxColor zwxAQUA=wxColor(0x00,0xaf,0xbf,0xff);
wxColor * wxAQUA=&zwxAQUA;
wxColor zwxPURPLE=wxColor(0xff,0x40,0xff,0xff);
wxColor * wxPURPLE=&zwxPURPLE;
wxColor zwxGREEN2=wxColor(0x80,0xff,0x80,0x5f);
wxColor * wxGREEN2=&zwxGREEN2;
wxColor zwxLIGHT_YELLOW(228,228,168,255);
wxColor *wxLIGHT_YELLOW=&zwxLIGHT_YELLOW;
wxColor zwxDARK_GREEN=wxColor(20,128,20,255);
wxColor *wxDARK_GREEN=&zwxDARK_GREEN;
wxColor zwxDARK_GREY(0xA0,0xA0,0xA0,0xA0);
wxColor *wxDARK_GREY=&zwxDARK_GREY;
FontManager *font_manager;
TextureFont *bigfont=NULL,*zfont=NULL;
VertexBuffer *vbuffer=NULL;
TextMarkup *markup=NULL;
//extern const wxEventType wxEVT_REFRESH_DAILY;
bool graph_init=false;
// Must be called from a thread inside the application.
void GraphInit()
{
if (!graph_init) {
#if defined(__WXMSW__)
static bool glewinit_called=false;
if (!glewinit_called) {
glewInit(); // Dont forget this nasty little sucker.. :)
glewinit_called=true;
}
#endif
wxString glvendor=wxString((char *)glGetString(GL_VENDOR),wxConvUTF8);
wxString glrenderer=wxString((char *)glGetString(GL_RENDERER),wxConvUTF8);
wxString glversion=wxString((char *)glGetString(GL_VERSION),wxConvUTF8);
wxLogDebug(wxT("GLInfo: ")+glvendor+wxT(" ")+glrenderer+wxT(" ")+glversion);
// Despite the stupid warning, this does NOT always evaluate as true. Too lazy to put it in #ifdefs
/*if (!glGenBuffers) {
wxMessageBox(wxT("Sorry, your computers graphics card drivers are too old to run this program.\n")+glvendor+wxT(" may have an update.\n")+glrenderer+wxT("\n")+glversion,_("Welcome to..."),wxOK,NULL);
exit(-1);
} */
font_manager=new FontManager();
//vbuffer=new VertexBuffer((char *)"v3i:t2f:c4f");
zfont=font_manager->GetFromFilename(pref.Get("{home}{sep}FreeSans.ttf"),12);
bigfont=font_manager->GetFromFilename(pref.Get("{home}{sep}FreeSans.ttf"),32);
markup=new TextMarkup();
glBindTexture( GL_TEXTURE_2D, font_manager->m_atlas->m_texid );
wxString fontfile=pref.Get("{home}{sep}FreeSans.ttf");
if (!wxFileExists(fontfile)) {
wxFFile f;
f.Open(fontfile,wxT("wb"));
if (!f.Write(FreeSans_ttf,FreeSans_length)) {
wxLogError(wxT("Couldn't Write Font file.. Sorry.. need it to run"));
return;
}
f.Close();
}
graph_init=true;
}
}
void GraphDone()
{
if (graph_init) {
delete font_manager;
// delete vbuffer;
delete markup;
graph_init=false;
}
if (shared_context) {
delete shared_context;
shared_context=NULL;
}
if (pbuffer) {
delete pbuffer;
pbuffer=NULL;
}
}
void GetTextExtent(wxString text, float & width, float & height, TextureFont *font=zfont)
{
TextureGlyph *glyph;
height=width=0;
for (unsigned i=0;i<text.Length();i++) {
glyph=font->GetGlyph((wchar_t)text[i]);
if (glyph->m_height > height) height=glyph->m_height;
width+=glyph->m_advance_x;
}
}
void DrawText2(wxString text, float x, float y,TextureFont *font=zfont) // The actual raw font drawing routine..
{
Pen pen;
pen.x=x;
pen.y=y;
TextureGlyph *glyph;
glyph=font->GetGlyph((wchar_t)text[0]);
if (!glyph) return;
//assert(vbuffer!=NULL);
//vbuffer->Clear();
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
glEnable( GL_TEXTURE_2D );
glColor4f(0,0,0,1);
glyph->Render(markup,&pen);
// glyph->AddToVertexBuffer(vbuffer, markup, &pen);
for (unsigned j=1; j<text.Length(); ++j) {
glyph=font->GetGlyph(text[j]);
pen.x += glyph->GetKerning(text[j-1]);
glyph->Render(markup,&pen);
// glyph->AddToVertexBuffer(vbuffer, markup, &pen);
}
//glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
//vbuffer->Render(GL_TRIANGLES, (char *)"vtc" );
glDisable(GL_TEXTURE_2D);
glDisable(GL_BLEND);
}
void DrawText(wxString text, float x, float y, float angle=0, const wxColor & color=*wxBLACK,TextureFont *font=zfont)
{
if (!font) {
wxLogError(wxT("Font Problem. Forgot to call GraphInit() ?"));
abort();
return;
}
if (angle==0) {
DrawText2(text,x,y,font);
return;
}
float w,h;
GetTextExtent(text, w, h, font);
glPushMatrix();
glTranslatef(floor(x),floor(y),0);
glRotatef(angle, 0.0f, 0.0f, 1.0f);
DrawText2(text,floor(-w/2.0),floor(-h/2.0),font);
glTranslatef(floor(-x),floor(-y),0);
glPopMatrix();
}
void RoundedRectangle(int x,int y,int w,int h,int radius,const wxColor & color)
{
//glDisable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glColor4ub(color.Red(),color.Green(),color.Blue(),color.Alpha());
glBegin(GL_POLYGON);
glVertex2i(x+radius,y);
glVertex2i(x+w-radius,y);
for(float i=(float)M_PI*1.5f;i<M_PI*2;i+=0.1f)
glVertex2f(x+w-radius+cos(i)*radius,y+radius+sin(i)*radius);
glVertex2i(x+w,y+radius);
glVertex2i(x+w,y+h-radius);
for(float i=0;i<(float)M_PI*0.5f;i+=0.1f)
glVertex2f(x+w-radius+cos(i)*radius,y+h-radius+sin(i)*radius);
glVertex2i(x+w-radius,y+h);
glVertex2i(x+radius,y+h);
for(float i=(float)M_PI*0.5f;i<M_PI;i+=0.1f)
glVertex2f(x+radius+cos(i)*radius,y+h-radius+sin(i)*radius);
glVertex2i(x,y+h-radius);
glVertex2i(x,y+radius);
for(float i=(float)M_PI;i<M_PI*1.5f;i+=0.1f)
glVertex2f(x+radius+cos(i)*radius,y+radius+sin(i)*radius);
glEnd();
glDisable(GL_BLEND);
}
void LinedRoundedRectangle(int x,int y,int w,int h,int radius,int lw,wxColor & color)
{
glDisable(GL_TEXTURE_2D);
glShadeModel(GL_SMOOTH);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glColor4ub(color.Red(),color.Green(),color.Blue(),color.Alpha());
glLineWidth((GLfloat)lw);
glBegin(GL_LINE_STRIP);
for(float i=(float)M_PI;i<=1.5f*M_PI;i+=0.1f)
glVertex2f(radius*cos(i)+x+radius,radius*sin(i)+y+radius);
for(float i=1.5f*(float)M_PI;i<=2*M_PI; i+=0.1f)
glVertex2f(radius*cos(i)+x+w-radius,radius*sin(i)+y+radius);
for(float i=0;i<=0.5f*M_PI; i+=0.1f)
glVertex2f(radius*cos(i)+x+w-radius,radius*sin(i)+y+h-radius);
for(float i=0.5f*(float)M_PI;i<=M_PI;i+=0.1f)
glVertex2f(radius*cos(i)+x+radius,radius*sin(i)+y+h-radius);
glVertex2i(x,y+radius);
glEnd();
glEnable(GL_TEXTURE_2D);
glDisable(GL_BLEND);
}
const wxColor *gradient_start_color=wxWHITE, *gradient_end_color=wxLIGHT_YELLOW;
wxDirection gradient_direction=wxEAST;
const wxColor *selection_color=wxBLUE; //GREEN2;
gGraphData::gGraphData(int mp,gDataType t)
:vc(0),type(t),max_points(mp)
{
m_ready=false;
force_min_y=force_max_y=0;
}
gGraphData::~gGraphData()
{
}
void gGraphData::Update(Day *day)
{
Reload(day);
for (list<gLayer *>::iterator i=notify_layers.begin();i!=notify_layers.end();i++) {
gGraphData *g=this;
if (!day) g=NULL;
(*i)->DataChanged(g);
}
}
gPointData::gPointData(int mp)
:gGraphData(mp,gDT_Point)
{
}
gPointData::~gPointData()
{
for (vector<wxPoint2DDouble *>::iterator i=point.begin();i!=point.end();i++)
delete [] (*i);
}
void gPointData::AddSegment(int max_points)
{
maxsize.push_back(max_points);
np.push_back(0);
wxPoint2DDouble *p=new wxPoint2DDouble [max_points];
point.push_back(p);
}
gPoint3DData::gPoint3DData(int mp)
:gGraphData(mp,gDT_Point3D)
{
}
gPoint3DData::~gPoint3DData()
{
for (vector<Point3D *>::iterator i=point.begin();i!=point.end();i++)
delete [] (*i);
}
void gPoint3DData::AddSegment(int mp)
{
maxsize.push_back(mp);
np.push_back(0);
Point3D *p=new Point3D [mp];
point.push_back(p);
}
gLayer::gLayer(gPointData *d,wxString title)
:m_title(title),data(d)
{
if (data) {
data->AddLayer(this);
}
m_visible = true;
m_movable = false;
color.push_back(*wxRED);
color.push_back(*wxGREEN);
}
gLayer::~gLayer()
{
}
void gLayer::Plot(gGraphWindow & w,float scrx,float scry)
{
}
IMPLEMENT_DYNAMIC_CLASS(gGraphWindow, wxGLCanvas)
BEGIN_EVENT_TABLE(gGraphWindow, wxWindow)
EVT_PAINT (gGraphWindow::OnPaint)
EVT_SIZE (gGraphWindow::OnSize)
EVT_MOTION (gGraphWindow::OnMouseMove )
EVT_LEFT_DOWN (gGraphWindow::OnMouseLeftDown)
EVT_LEFT_DCLICK (gGraphWindow::OnMouseLeftDClick)
EVT_LEFT_UP (gGraphWindow::OnMouseLeftRelease)
EVT_RIGHT_DOWN (gGraphWindow::OnMouseRightDown)
EVT_RIGHT_DCLICK (gGraphWindow::OnMouseRightDClick)
EVT_RIGHT_UP (gGraphWindow::OnMouseRightRelease)
//EVT_MOUSEWHEEL (gGraphWindow::OnMouseWheel )
//EVT_MIDDLE_DOWN (gGraphWindow::OnMouseRightDown)
//EVT_MIDDLE_UP (gGraphWindow::OnMouShowPopupMenu)
END_EVENT_TABLE()
//wxGLCanvas (wxWindow *parent, wxWindowID id=wxID_ANY, const int *attribList=NULL, const wxPoint &pos=wxDefaultPosition, const wxSize &size=wxDefaultSize, long style=0, const wxString &name="GLCanvas", const wxPalette &palette=wxNullPalette)
static int wx_gl_attribs[] = {WX_GL_RGBA, WX_GL_DOUBLEBUFFER, WX_GL_DEPTH_SIZE, 24, 0};
gGraphWindow::gGraphWindow()
: wxGLCanvas( (wxWindow *)NULL,shared_context,wxID_ANY) //,wxDefaultPosition,wxDefaultSize,wxT("GLContext"),(int *)wx_gl_attribs,wxNullPalette)
{
}
//wxGLContext frackyouwx((wxGLCanvas *)NULL,(wxGLContext *)NULL);
gGraphWindow::gGraphWindow(wxWindow *parent, wxWindowID id,const wxString & title,const wxPoint &pos,const wxSize &size,long flags)
: wxGLCanvas( parent, (wxGLContext *)shared_context, id, pos, size, flags, title, (int *)wx_gl_attribs, wxNullPalette )
{
m_scrX = m_scrY = 64;
m_title=title;
m_mouseRDown=m_mouseLDown=false;
//SetBackgroundColour( *wxWHITE );
m_bgColour = *wxWHITE;
m_fgColour = *wxBLACK;
SetMargins(5, 15, 0, 0);
//m_block_move=false;
m_block_zoom=false;
m_drag_foobar=false;
m_foobar_pos=0;
m_foobar_moved=0;
lastlayer=NULL;
ti=wxDateTime::Now();
gtitle=foobar=xaxis=yaxis=NULL;
if (!shared_context) {
int q=0;
#if defined(__DARWIN__) && !wxCHECK_VERSION(2,9,0)
// Screw you apple..
int *attribList = (int*) NULL;
AGLPixelFormat aglpf=aglChoosePixelFormat(NULL,0,attribList);
shared_context=new wxGLContext(aglpf,this,wxNullPalette,NULL);
// Mmmmm.. Platform incosistency with wx..
#else // (Darwin joins the rest of the platforms as of wx2.9)
shared_context=new wxGLContext(this,NULL);
#endif
}
//texfont=::texfont;
if (!title.IsEmpty()) {
AddLayer(new gGraphTitle(title,wxVERTICAL));
}
//SetBackgroundStyle(wxBG_STYLE_CUSTOM);
}
gGraphWindow::~gGraphWindow()
{
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) delete (*l);
layers.clear();
/* if (shared_context) {
delete shared_context;
shared_context=NULL;
}*/
}
void gGraphWindow::AddLayer(gLayer *l) {
if (l) {
if (dynamic_cast<gXAxis *>(l)) {
if (xaxis) {
wxLogError(wxT("Can only have one gXAxis per graph"));
return;
}
if (m_marginBottom<gXAxis::Margin) m_marginBottom+=gXAxis::Margin;
xaxis=l;
}
if (dynamic_cast<gFooBar *>(l)) {
if (foobar) {
wxLogError(wxT("Can only have one gFooBar per graph"));
return;
}
if (m_marginBottom<gFooBar::Margin) m_marginBottom+=gFooBar::Margin;
foobar=l;
}
if (dynamic_cast<gYAxis *>(l)) {
if (yaxis) {
wxLogError(wxT("Can only have one gYAxis per graph"));
return;
}
if (m_marginLeft<gYAxis::Margin) m_marginLeft+=gYAxis::Margin;
yaxis=l;
}
if (dynamic_cast<gGraphTitle *>(l)) {
if (gtitle) {
wxLogError(wxT("Can only have one gGraphTitle per graph"));
return;
}
if (m_marginLeft<gGraphTitle::Margin) m_marginLeft+=gGraphTitle::Margin;
gtitle=l;
}
l->NotifyGraphWindow(this);
layers.push_back(l);
}
};
// Sets a new Min & Max X clipping, refreshing the graph and all it's layers.
void gGraphWindow::SetXBounds(double minx, double maxx)
{
//min_x=minx;
//max_x=maxx;
SetMinX(minx);
SetMaxX(maxx);
Refresh(false);
}
void gGraphWindow::ResetXBounds()
{
//min_x=minx;
//max_x=maxx;
SetMinX(RealMinX());
SetMaxX(RealMaxX());
Refresh(false);
}
void gGraphWindow::ZoomXPixels(int x1, int x2)
{
double rx1=0,rx2=0;
ZoomXPixels(x1,x2,rx1,rx2);
if (pref["LinkGraphMovement"]) {
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(rx1,rx2);
}
}
//if (m_block_zoom) {
// Refresh(false); //Rect(m_mouseRBrect,false);
//} else {
SetXBounds(rx1,rx2);
//}
}
void gGraphWindow::ZoomXPixels(int x1,int x2,double &rx1,double &rx2)
{
x1-=GetLeftMargin();
x2-=GetLeftMargin();
if (x1<0) x1=0;
if (x2<0) x2=0;
if (x1>Width()) x1=Width();
if (x2>Width()) x2=Width();
double min;
double max;
if (!m_block_zoom) {
min=min_x;
max=max_x;
} else {
min=rmin_x;
max=rmax_x;
}
double q=max-min;
rx1=min+(double(x1)/Width()) * q;
rx2=min+(double(x2)/Width()) * q;
}
// Move x-axis by the amount of space represented by integer i Pixels (negative values moves backwards)
void gGraphWindow::MoveX(int i,double &min, double & max)
{
//if (i==0) return;
min=min_x;
max=max_x;
double q=max-min;
double rx1=(double(i)/Width()) * q;
min-=rx1;
max-=rx1;
// Keep bounds when hitting hard edges
if (min<rmin_x) { //(t=rRealMinX())) {
min=rmin_x;
max=min+q;
}
if (max>rmax_x) {
max=rmax_x;
min=max-q;
}
}
void gGraphWindow::MoveX(int i)
{
double min,max;
MoveX(i,min,max);
/* for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
} */
//if (!m_block_zoom) {
SetXBounds(min,max);
//}
}
void gGraphWindow::ZoomX(double mult,int origin_px)
{
if (origin_px==0) origin_px=(Width()/2); else origin_px-=GetLeftMargin();
if (origin_px<0) origin_px=0;
if (origin_px>Width()) origin_px=Width();
double min=min_x;
double max=max_x;
double hardspan=rmax_x-rmin_x;
double span=max-min;
double origin=double(origin_px) / Width() * span;
double q=span*mult;
if (q>hardspan) q=hardspan;
if (q<hardspan/400) q=hardspan/400;
min=min+(origin-(q/2.0));
max=min+q;
if (min<rmin_x) {
min=rmin_x;
max=min+q;
}
if (max>rmax_x) {
max=rmax_x;
min=max-q;
}
SetXBounds(min,max);
}
gGraphWindow *LastGraphLDown=NULL;
gGraphWindow *LastGraphRDown=NULL;
void gGraphWindow::OnMouseMove(wxMouseEvent &event)
{
// static bool first=true;
static wxRect last;
if (m_mouseLDown && LastGraphLDown && (LastGraphLDown!=this)) {
LastGraphLDown->OnMouseMove(event);
return;
}
if (m_mouseRDown && LastGraphRDown && (LastGraphRDown!=this)) {
LastGraphRDown->OnMouseMove(event);
return;
}
int y=event.GetY();
int x=event.GetX();
if (foobar && m_drag_foobar) {
if (x<GetLeftMargin()) return;
int x1=x-GetLeftMargin();
int width=m_scrX-GetRightMargin()-GetLeftMargin();
//int height=m_scrY-GetBottomMargin()-GetTopMargin();
if (x>m_scrX-GetRightMargin()) return;
double mx=double(x1)/double(width);
double rminx=RealMinX();
double rmaxx=RealMaxX();
double rx=rmaxx-rminx;
double qx=rx*mx;
qx+=rminx;
// qx is centerpoint of new zoom area.
double minx=MinX();
double dx=MaxX()-minx; // zoom rect width;
// Could smarten this up by remembering where the mouse was clicked on the foobar
double gx=dx*m_foobar_pos;
qx-=gx;
if (qx<rminx) qx=rminx;
double ex=qx+dx;
if ((qx+dx)>rmaxx) {
ex=rmaxx;
qx=ex-dx;
}
if (m_mouseRDown)
m_foobar_moved+=fabs((qx-minx))+fabs((m_mouseRClick.x-x))+fabs((m_mouseRClick.y-y));
if (m_mouseLDown)
m_foobar_moved+=fabs((qx-minx))+fabs((m_mouseLClick.x-x))+fabs((m_mouseLClick.y-y));
//else
SetXBounds(qx,ex);
if (pref["LinkGraphMovement"]) {
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
assert((*g)!=this);
(*g)->SetXBounds(qx,ex);
}
}
} else
if (event.m_rightDown) {
MoveX(x - m_mouseRClick.x);
m_mouseRClick.x=x;
double min=MinX();
double max=MaxX();
if (pref["LinkGraphMovement"]) {
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
}
}
} else
if (event.m_leftDown) {
int x1=m_mouseLClick.x;
int x2=x;
int t1=MIN(x1,x2);
int t2=MAX(x1,x2);
if (t1<=m_marginLeft) t1=m_marginLeft+1;
if (t2>(m_scrX-m_marginRight)) t2=m_scrX-m_marginRight;
wxRect r(t1, m_marginBottom, t2-t1, m_scrY-m_marginBottom-m_marginTop);
m_mouseRBlast=m_mouseRBrect;
m_mouseRBrect=r;
// TODO: Only the rect needs clearing, however OpenGL & wx have reversed coordinate systems.
Refresh(false); //r.Union(m_mouseRBlast),true);
}
event.Skip();
}
void gGraphWindow::OnMouseRightDClick(wxMouseEvent &event)
{
OnMouseRightDown(event);
}
void gGraphWindow::OnMouseRightDown(wxMouseEvent &event)
{
if (event.GetY()<GetTopMargin()) // before top margin
return;
//else if (event.GetY()>m_scrY-GetBottomMargin()) { // after top margin
// return;
//}
// inside the margin area..
int y=event.GetY();
int x=event.GetX();
int width=m_scrX-GetRightMargin()-GetLeftMargin();
int height=m_scrY-GetBottomMargin()-GetTopMargin();
wxRect hot1(GetLeftMargin(),GetTopMargin(),width,height); // Graph data area.
m_mouseRClick.x = x;
m_mouseRClick.y = y;
m_mouseRClick_start=m_mouseRClick;
m_mouseRDown=true;
// m_mouseRDown=true;
if (foobar && m_block_zoom && (((y>GetTopMargin())) && (y<m_scrY))) {
double rx=RealMaxX()-RealMinX();
double qx=double(width)/rx;
double minx=MinX()-RealMinX();
double maxx=MaxX()-RealMinX();;
int x1=(qx*minx);
int x2=(qx*maxx); // length in pixels
int xw=x2-x1;
x1+=GetLeftMargin();
x2+=GetLeftMargin();
if ((x>x1) && (x<x2)) {
double xj=x-x1;
m_foobar_pos=(1.0/double(xw))*xj; // where along the foobar the user clicked.
m_foobar_moved=0;
m_drag_foobar=true;
event.Skip();
LastGraphRDown=this;
return;
// wxLogMessage("Foobar Area Pushed");
} else {
m_drag_foobar=false;
m_mouseRDown=false;
x1=(rx/width)*(x-GetLeftMargin())+rmin_x;
double z=(max_x-min_x); // width of selected area
x1-=z/2.0;
if (x1<rmin_x) x1=rmin_x;
x2=x1+z;
if (x2>rmax_x) {
x2=rmax_x;
x1=x2-z;
}
// SetXBounds(x1,x2);
LastGraphRDown=this;
}
}
event.Skip();
}
void gGraphWindow::OnMouseRightRelease(wxMouseEvent &event)
{
if (LastGraphRDown && (LastGraphRDown!=this)) { // Same graph that initiated the click??
LastGraphRDown->OnMouseLeftRelease(event); // Nope.. Give it the event.
return;
}
LastGraphRDown=NULL;
if (!m_mouseRDown) return;
// Do this properly with real hotspots later..
int y=event.GetY();
int x=event.GetX();
int width=m_scrX-GetRightMargin()-GetLeftMargin();
int height=m_scrY-GetBottomMargin()-GetTopMargin();
wxRect hot1(GetLeftMargin(),GetTopMargin(),width,height); // Graph data area.
if (m_block_zoom) { // && hot1.Contains(x,y)) {
//bool zoom_in=false;
bool did_draw=false;
// Finished Dragging the FooBar?
if (foobar && m_drag_foobar) {
if (m_foobar_moved<5) {
double zoom_fact=2;
if (event.ControlDown()) zoom_fact=5;
//if (!m_block_zoom) {
ZoomX(zoom_fact,0);
did_draw=true;
//}
m_foobar_moved=0;
}
}
m_drag_foobar=false;
if (did_draw) {
if (pref["LinkGraphMovement"]) {
double min=MinX();
double max=MaxX();
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
}
}
}
event.Skip();
return;
}
double zoom_fact=2;
if (y<GetTopMargin()) {
return;
} else if (y>m_scrY-GetBottomMargin()) {
if (!foobar) return;
}
if (event.ControlDown()) zoom_fact=5.0;
if (abs(x-m_mouseRClick_start.x)<3 && abs(y-m_mouseRClick_start.y)<3) {
// for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
//(*g)->ZoomX(zoom_fact,0);
//}
//if (!m_block_zoom) {
ZoomX(zoom_fact,0); //event.GetX()); // adds origin to zoom out.. Doesn't look that cool.
if (pref["LinkGraphMovement"]) {
double min=MinX();
double max=MaxX();
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
}
}
//}
}/* else {
double min=MinX();
double max=MaxX();
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
}
}*/
m_mouseRDown=false;
event.Skip();
}
void gGraphWindow::OnMouseLeftDClick(wxMouseEvent &event)
{
//wxLogMessage(wxT("WTF?? STUPID MOUSEz"));
OnMouseLeftDown(event);
}
void gGraphWindow::OnMouseLeftDown(wxMouseEvent &event)
{
int y=event.GetY();
int x=event.GetX();
int width=m_scrX-GetRightMargin()-GetLeftMargin();
int height=m_scrY-GetBottomMargin()-GetTopMargin();
wxRect hot1(GetLeftMargin(),GetTopMargin(),width,height); // Graph data area.
m_mouseLClick.x = x;
m_mouseLClick.y = y;
if (foobar && ((y>(m_scrY-GetBottomMargin())) && (y<(m_scrY-GetBottomMargin())+20))) {
double rx=RealMaxX()-RealMinX();
double qx=double(width)/rx;
double minx=MinX()-RealMinX();
double maxx=MaxX()-RealMinX();;
int x1=(qx*minx);
int x2=(qx*maxx); // length in pixels
int xw=x2-x1;
x1+=GetLeftMargin();
x2+=GetLeftMargin();
if ((x>x1) && (x<x2)) {
double xj=x-x1;
m_foobar_pos=(1.0/double(xw))*xj; // where along the foobar the user clicked.
m_foobar_moved=0;
m_drag_foobar=true;
// wxLogMessage("Foobar Area Pushed");
} else m_drag_foobar=false;
m_mouseLDown=true;
LastGraphLDown=this;
} else if (hot1.Contains(x,y)) {
m_mouseLDown=true;
LastGraphLDown=this;
}
event.Skip();
}
void gGraphWindow::OnMouseLeftRelease(wxMouseEvent &event)
{
if (LastGraphLDown && (LastGraphLDown!=this)) { // Same graph that initiated the click??
LastGraphLDown->OnMouseLeftRelease(event); // Nope.. Give it the event.
return;
}
int y=event.GetY();
int x=event.GetX();
int width=m_scrX-GetRightMargin()-GetLeftMargin();
int height=m_scrY-GetBottomMargin()-GetTopMargin();
wxRect hot1(GetLeftMargin(),GetTopMargin(),width,height); // Graph data area.
bool was_dragging_foo=false;
bool did_draw=false;
// Finished Dragging the FooBar?
if (foobar && m_drag_foobar) {
m_drag_foobar=false;
was_dragging_foo=true;
if (m_foobar_moved<5) {
double zoom_fact=0.5;
if (event.ControlDown()) zoom_fact=0.25;
//if (!m_block_zoom) {
ZoomX(zoom_fact,0);
did_draw=true;
//}
m_foobar_moved=0;
} else m_mouseLDown=false;
}
if (!did_draw && m_mouseLDown) {
wxPoint release(event.GetX(), m_scrY-m_marginBottom);
wxPoint press(m_mouseLClick.x, m_marginTop);
int x1=m_mouseRBrect.x;
int x2=x1+m_mouseRBrect.width;
int t1=MIN(x1,x2);
int t2=MAX(x1,x2);
if ((t2-t1)>4) {
// Range Selected
ZoomXPixels(t1,t2);
did_draw=true;
}
}
if (!did_draw && hot1.Contains(x,y) && !m_drag_foobar && m_mouseLDown) {
if (m_block_zoom) {
x-=GetLeftMargin();
double rx=rmax_x-rmin_x;
double mx=max_x-min_x;
if (mx<rx) {
double qx=(rx/width)*double(x);
qx+=rmin_x;
qx-=mx/2.0;
if (qx<rmin_x) {
qx=rmin_x;
}
if (qx+mx>rmax_x) {
qx=rmax_x-mx;
}
SetXBounds(qx,qx+mx);
did_draw=true;
}
} else {
int xp=x;
xp=0;
double zoom_fact=0.5;
if (event.ControlDown()) zoom_fact=0.25;
ZoomX(zoom_fact,xp); //event.GetX()); // adds origin to zoom in.. Doesn't look that cool.
did_draw=true;
}
//}
}
m_drag_foobar=false;
wxRect r=m_mouseRBrect;
m_mouseRBrect=wxRect(0, 0, 0, 0);
m_mouseLDown=false;
m_drag_foobar=false;
if (!did_draw) {
if (r!=m_mouseRBrect)
Refresh(false);
} else {
if (pref["LinkGraphMovement"]) {
double min=MinX();
double max=MaxX();
for (list<gGraphWindow *>::iterator g=link_zoom.begin();g!=link_zoom.end();g++) {
(*g)->SetXBounds(min,max);
}
}
}
//}
LastGraphLDown=NULL;
event.Skip();
}
/*void gGraphWindow::Update()
{
Refresh();
} */
void gGraphWindow::SetMargins(float top, float right, float bottom, float left)
{
m_marginTop=top;
m_marginBottom=bottom;
m_marginLeft=left;
m_marginRight=right;
}
wxGLContext *shared_context=NULL;
pBuffer *pbuffer=NULL;
wxBitmap * gGraphWindow::RenderBitmap(int width,int height)
{
if (!graph_init) {
// Damn you WX Update the
return NULL;
}
wxBitmap *bmp;
//Update();
if (!pbuffer) {
wxSize res=wxGetDisplaySize(); // Not entirely sure if this is the limit..
try {
#if defined(__WXMSW__)
pbuffer=new pBufferWGL(res.GetWidth(),res.GetHeight(),shared_context);
#elif defined(__WXMAC__) || defined(__WXDARWIN__)
// Do nothing and load the FBO
throw GLException(wxT("Macintrash"));
//pbuffer=new pBufferAGL(width,height);
#elif defined(__UNIX__)
throw GLException(wxT("Linux pBuffer Sucks on some cards");
//pbuffer=new pBufferGLX(res.GetWidth(),res.GetHeight(),shared_context);
#endif
} catch(GLException e) {
// Should log already if failed..
wxLogDebug(wxT("pBuffers not implemented or functional on this platform.. Trying FBO"));
pbuffer=NULL;
}
if (!pbuffer) {
try {
// This will fail the first run on GTK
// The solution is to get a damn screen refresh event to occur BEFORE the RefreshData() event callback.
// Trickier than it sounds, and I didn't want to kludge
pbuffer=new FBO(res.GetWidth(),res.GetHeight(),shared_context);
} catch(GLException e) {
wxLogError(wxT("No offscreen rendering capabilities detected on this machine."));
pbuffer=NULL;
return NULL;
}
}
}
if (pbuffer) {
pbuffer->SelectBuffer();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Can't use font's in multiple contexts
Render(width,height);
bmp=pbuffer->Snapshot(width,height);
glFlush();
pbuffer->SelectContext(this);
} else bmp=NULL;
return bmp;
}
void gGraphWindow::Render(float scrX, float scrY)
{
glViewport(0, 0, scrX, scrY);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, scrX, 0, scrY, -1, 1);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glDisable(GL_DEPTH_TEST);
//glDisable(GL_LIGHTING);
glBegin(GL_QUADS);
glColor3f(1.0,1.0,1.0); // Gradient start
glVertex2f(0, scrY);
glVertex2f(0, 0);
glColor3f(0.8,0.8,1.0); // Gradient End
glVertex2f(scrX, 0);
glVertex2f(scrX, scrY);
glEnd();
glEnable(GL_TEXTURE_2D);
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
(*l)->Plot(*this,scrX,scrY);
}
glEnable(GL_DEPTH_TEST);
}
bool do_refresh_daily=false;
extern const wxEventType wxEVT_REFRESH_DAILY;
void gGraphWindow::OnPaint(wxPaintEvent& event)
{
// Shouldn't need this anymore as opengl double buffers anyway.
if (!shared_context) {
int frog=0;
event.Skip();
return;
}
if (do_refresh_daily) { // wx is absolutely retarded if you can't force a screen update..
wxCommandEvent MyEvent(wxEVT_REFRESH_DAILY);
wxPostEvent(this, MyEvent);
do_refresh_daily=false;
}
//#if defined(__WXMSW__)
// wxAutoBufferedPaintDC dc(this);
//#else
wxPaintDC dc(this);
//#endif
//#if wxCHECK_VERSION(2,9,0)
//SetCurrent(*shared_context);
//#else
#if defined(__DARWIN__) && !wxCHECK_VERSION(2,9,0)
shared_context->SetCurrent();
#else
shared_context->SetCurrent(*this);
#endif
GraphInit(); // Glew & Font init
//#endif
#if !defined(__WXMAC__) && defined (__UNIX__)
real_shared_context = glXGetCurrentContext();
#endif
GetClientSize(&m_scrX, &m_scrY);
Render(m_scrX,m_scrY);
if (m_mouseLDown) {
if (m_mouseRBrect.width>0)
glDisable(GL_DEPTH_TEST);
RoundedRectangle(m_mouseRBrect.x,m_mouseRBrect.y,m_mouseRBrect.width-1,m_mouseRBrect.height,5,*wxDARK_GREY);
glEnable(GL_DEPTH_TEST);
}
SwapBuffers(); // Dump to screen.
//event.Skip();
}
void gGraphWindow::OnSize(wxSizeEvent& event)
{
GetClientSize( &m_scrX,&m_scrY);
Refresh(false);
}
double gGraphWindow::MinX()
{
//static bool f=true; //need a bool for each one, and reset when a layer reports data change.
//if (!f) return min_x;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->MinX();
if (!((val==(*l)->MaxX()) && (val==0)))
first=false;
} else {
tmp=(*l)->MinX();
if (!((tmp==(*l)->MaxX()) && (tmp==0))) {
if (tmp < val) val = tmp;
}
}
}
return min_x=val;
}
double gGraphWindow::MaxX()
{
//static bool f=true;
//if (!f) return max_x;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->MaxX();
if (!((val==(*l)->MinX()) && (val==0)))
first=false;
} else {
tmp=(*l)->MaxX();
if (!((tmp==(*l)->MinX()) && (tmp==0))) {
if (tmp > val) val = tmp;
}
}
}
return max_x=val;
}
double gGraphWindow::MinY()
{
//static bool f=true;
//if (!f) return min_y;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->MinY();
if (!((val==(*l)->MaxY()) && (val==0)))
first=false;
} else {
tmp=(*l)->MinY();
if (!((tmp==(*l)->MaxY()) && (tmp==0))) { // Ignore this layer if both are 0
if (tmp < val) val = tmp;
}
}
}
return min_y=val;
}
double gGraphWindow::MaxY()
{
//static bool f=true;
//if (!f) return max_y;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->MaxY();
if (!((val==(*l)->MinY()) && (val==0)))
first=false;
} else {
tmp=(*l)->MaxY();
if (!((tmp==(*l)->MinY()) && (tmp==0))) { // Ignore this layer if both are 0
if (tmp > val) val = tmp;
}
}
}
return max_y=val;
}
double gGraphWindow::RealMinX()
{
//static bool f=true;
//if (!f) return rmin_x;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->RealMinX();
if (!((val==(*l)->RealMaxX()) && (val==0)))
first=false;
} else {
tmp=(*l)->RealMinX();
if (!((tmp==(*l)->RealMaxX()) && (tmp==0))) { // Ignore this layer if both are 0
if (tmp < val) val = tmp;
}
}
}
return rmin_x=val;
}
double gGraphWindow::RealMaxX()
{
//static bool f=true;
//if (!f) return rmax_x;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->RealMaxX();
if (!((val==(*l)->RealMinX()) && (val==0)))
first=false;
} else {
tmp=(*l)->RealMaxX();
if (!((tmp==(*l)->RealMinX()) && (tmp==0))) { // Ignore this layer if both are 0
if (tmp > val) val = tmp;
}
}
}
return rmax_x=val;
}
double gGraphWindow::RealMinY()
{
//static bool f=true;
//if (!f) return rmin_y;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->RealMinY();
if (!((val==(*l)->RealMaxY()) && (val==0)))
first=false;
} else {
tmp=(*l)->RealMinY();
if (!((tmp==(*l)->RealMaxY()) && (tmp==0))) { // Ignore this if both are 0
if (tmp < val) val = tmp;
}
}
}
return rmin_y=val;
}
double gGraphWindow::RealMaxY()
{
//static bool f=true;
//if (!f) return rmax_y;
//f=false;
bool first=true;
double val=0,tmp;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
if (first) {
val=(*l)->RealMaxY();
if (!((val==(*l)->RealMinY()) && (val==0))) // Does this create a loop??
first=false;
} else {
tmp=(*l)->RealMaxY();
if (!((tmp==(*l)->RealMinY()) && (tmp==0))) { // Ignore this if both are 0
if (tmp > val) val = tmp;
}
}
}
return rmax_y=val;
}
void gGraphWindow::SetMinX(double v)
{
min_x=v;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
(*l)->SetMinX(v);
}
}
void gGraphWindow::SetMaxX(double v)
{
max_x=v;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
(*l)->SetMaxX(v);
}
}
void gGraphWindow::SetMinY(double v)
{
min_y=v;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
(*l)->SetMinY(v);
}
}
void gGraphWindow::SetMaxY(double v)
{
max_y=v;
for (list<gLayer *>::iterator l=layers.begin();l!=layers.end();l++) {
(*l)->SetMaxY(v);
}
}
void gGraphWindow::DataChanged(gLayer *layer)
{
wxDateTime n=wxDateTime::Now();
wxTimeSpan t=n-ti;
ti=n;
if (layer) {
MinX(); MinY(); MaxX(); MaxY();
RealMinX(); RealMinY(); RealMaxX(); RealMaxY();
} else {
max_x=min_x=0;
}
//long l=t.GetMilliseconds().GetLo();
//wxLogMessage(wxString::Format(wxT("%li"),l));
if ((t==wxTimeSpan::Milliseconds(0)) && (layer!=lastlayer)) {
lastlayer=layer;
return;
}
lastlayer=layer;
// This is possibly evil.. It needs to push one refresh event for all layers
// Assmption currently is Refresh que does skip
Refresh(false);
}
gXAxis::gXAxis(const wxColor * col)
:gLayer(NULL)
{
if (col) {
color.clear();
color.push_back(*col);
}
m_show_major_lines=false;
m_show_minor_lines=false;
m_show_minor_ticks=true;
m_show_major_ticks=true;
}
gXAxis::~gXAxis()
{
}
void gXAxis::Plot(gGraphWindow & w,float scrx,float scry)
{
float px,py;
//int start_px=w.GetLeftMargin();
//int start_py=w.GetTopMargin();
float width=scrx-(w.GetLeftMargin()+w.GetRightMargin());
// float height=scry-(w.GetTopMargin()+w.GetBottomMargin());
double minx;
double maxx;
if (w.BlockZoom()) {
minx=w.rmin_x;
maxx=w.rmax_x;
} else {
minx=w.min_x;
maxx=w.max_x;
}
double xx=maxx-minx;
if (xx==0) return;
double xmult=width/xx;
wxString fd;
if (xx<1.5) {
fd=wxT("00:00:00:0000");
} else {
fd=wxT("XXX");
}
float x,y;
GetTextExtent(fd,x,y);
double max_ticks=(x+25.0)/width; // y+50 for rotated text
double jj=1/max_ticks;
double minor_tick=max_ticks*xx;
double st2=minx; //double(int(frac*1440.0))/1440.0;
double st,q;
bool show_seconds=false;
bool show_milliseconds=false;
bool show_time=true;
double min_tick;
if (xx<1.5) {
int rounding[16]={12,24,48,72,96,144,288,720,1440,2880,5760,8640,17280,86400,172800,345600}; // time rounding
int ri;
for (ri=0;ri<16;ri++) {
st=round(st2*rounding[ri])/rounding[ri];
min_tick=round(minor_tick*rounding[ri])/rounding[ri];
q=xx/min_tick; // number of ticks that fits in range
if (q<=jj) break; // compared to number of ticks that fit on screen.
}
if (ri>8) show_seconds=true;
if (ri>=14) show_milliseconds=true;
if (min_tick<=0.25/86400.0)
min_tick=0.25/86400;
} else { // Day ticks..
show_time=false;
st=st2;
min_tick=1.0;
double mtiks=(x+20.0)/width;
double mt=mtiks*xx;
min_tick=mt;
//if (min_tick<1.0) min_tick=1.0;
//if (min_tick>10) min_tick=10;
}
double st3=st;
while (st3>minx) {
st3-=min_tick/10.0;
}
st3+=min_tick/10.0;
py=w.GetBottomMargin();
const int maxverts=2048;
int vertcnt=0;
static GLshort vertarray[maxverts+4];
if (m_show_minor_ticks) {
for (double i=st3; i<=maxx; i+=min_tick/10.0) {
if (i<minx) continue;
px=(i-minx)*xmult+w.GetLeftMargin();
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py;
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py-4;
}
}
while (st<minx) {
st+=min_tick; //10.0; // mucking with this changes the scrollyness of the ticker.
}
int hour,minute,second,millisecond;
wxDateTime d;
for (double i=st; i<=maxx; i+=min_tick) { //600.0/86400.0) {
d.Set(i+2400000.5+.00000001+1); // JDN vs MJD vs Rounding errors
if (show_time) {
minute=d.GetMinute();
hour=d.GetHour();
second=d.GetSecond();
millisecond=d.GetMillisecond();
if (show_milliseconds) {
fd=wxString::Format(wxT("%02i:%02i:%02i:%04i"),hour,minute,second,millisecond);
} else if (show_seconds) {
fd=wxString::Format(wxT("%02i:%02i:%02i"),hour,minute,second);
} else {
fd=wxString::Format(wxT("%02i:%02i"),hour,minute);
}
} else {
fd=d.Format(wxT("%d %b"));
}
px=(i-minx)*xmult+w.GetLeftMargin();
if (m_show_major_ticks) {
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py;
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py-6;
}
GetTextExtent(fd,x,y);
if (!show_time) {
DrawText(fd, px-(y/2)+2, py-(x/2)-14, 90.0,*wxBLACK);
} else {
DrawText(fd, px-(x/2), py-14-y);
}
}
// Draw the little ticks.
assert(vertcnt<maxverts);
glLineWidth(1);
glColor3f(0,0,0);
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, vertarray);
glDrawArrays(GL_LINES, 0, vertcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY); // deactivate vertex arrays after drawing
}
gYAxis::gYAxis(const wxColor * col)
:gLayer(NULL)
{
if (col) {
color.clear();
color.push_back(*col);
}
m_show_major_lines=true;
m_show_minor_lines=true;
}
gYAxis::~gYAxis()
{
}
void gYAxis::Plot(gGraphWindow &w,float scrx,float scry)
{
static wxColor wxDARK_GREY(0xb8,0xb8,0xb8,0xa0);
float x,y;
int labelW=0;
double miny=w.min_y;
double maxy=w.max_y;
if (maxy==miny) return;
if ((w.max_x-w.min_x)==0) return;
int start_px=w.GetLeftMargin();
int start_py=w.GetBottomMargin();
int width=scrx-(w.GetRightMargin()+start_px);
int height=scry-(w.GetTopMargin()+start_py);
const wxColor & linecol1=*wxLIGHT_GREY;
const wxColor & linecol2=wxDARK_GREY;
wxString fd=wxT("0");
GetTextExtent(fd,x,y);
double max_yticks=round(height / (y+15.0)); // plus spacing between lines
double yt=1/max_yticks;
double mxy=MAX(maxy,fabs(miny));
double mny=MIN(maxy,fabs(miny));
if (miny<0) mny=-mny;
if (maxy<0) mxy=-mxy;
double rxy=mxy-mny;
double ymult=height/rxy;
double min_ytick=rxy*yt;
float ty,h;
const int maxverts=2048;
int vertcnt=0;
static GLshort vertarray[maxverts+4];
glColor4ub(linecol1.Red(),linecol1.Green(),linecol1.Blue(),linecol1.Alpha());
glLineWidth(1);
for (double i=miny+(min_ytick/2.0); i<maxy; i+=min_ytick) {
ty=(i - miny) * ymult;
h=(start_py+height)-ty;
vertarray[vertcnt++]=start_px-4;
vertarray[vertcnt++]=h;
vertarray[vertcnt++]=start_px;
vertarray[vertcnt++]=h;
if (m_show_minor_lines && (i > miny)) {
glBegin(GL_LINES);
glVertex2f(start_px+1, h);
glVertex2f(start_px+width, h);
glEnd();
}
}
for (double i=miny; i<=maxy; i+=min_ytick) {
ty=(i - miny) * ymult;
fd=Format(i); // Override this as a function.
GetTextExtent(fd,x,y);
if (x>labelW) labelW=x;
h=start_py+ty;
DrawText(fd,start_px-8-x,h - (y / 2));
vertarray[vertcnt++]=start_px-4;
vertarray[vertcnt++]=h;
vertarray[vertcnt++]=start_px;
vertarray[vertcnt++]=h;
if (m_show_major_lines && (i > miny)) {
glColor4ub(linecol2.Red(),linecol2.Green(),linecol2.Blue(),linecol2.Alpha());
glBegin(GL_LINES);
glVertex2f(start_px+1, h);
glVertex2f(start_px+width, h);
glEnd();
}
}
assert(vertcnt<maxverts);
// Draw the little ticks.
glLineWidth(1);
glColor3f(0,0,0);
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, vertarray);
glDrawArrays(GL_LINES, 0, vertcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY); // deactivate vertex arrays after drawing
}
gGraphTitle::gGraphTitle(const wxString & _title,wxOrientation o, const wxColor * color)
:gLayer(NULL),m_title(_title),m_orientation(o),m_color((wxColor *)color) //m_font((wxFont*)font),
{
m_textheight=m_textwidth=0;
}
gGraphTitle::~gGraphTitle()
{
}
void gGraphTitle::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
wxAlignment m_alignment=wxALIGN_LEFT;
float width,height;
if (m_orientation==wxHORIZONTAL) {
GetTextExtent(m_title,width,height);
DrawText(m_title,4,scrx-height,0);
} else {
GetTextExtent(m_title,width,height);
int xp=(height/2)+5;
if (m_alignment==wxALIGN_RIGHT) xp=scrx-4-height;
DrawText(m_title,xp,w.GetBottomMargin()+((scry-w.GetBottomMargin())/2.0)+(height/2),90.0,*wxBLACK);
}
}
gFooBar::gFooBar(const wxColor * col1,const wxColor * col2,bool funkbar)
:gLayer(NULL),m_funkbar(funkbar)
{
if (col1 && col2) {
color.clear();
color.push_back(*col2);
color.push_back(*col1);
}
}
gFooBar::~gFooBar()
{
}
void gFooBar::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
double xx=w.max_x-w.min_x;
if (xx==0)
return;
int start_px=w.GetLeftMargin();
int width=scrx - (w.GetLeftMargin() + w.GetRightMargin());
int height=scry - (w.GetTopMargin() + w.GetBottomMargin());
wxColor & col1=color[0];
wxColor & col2=color[1];
float h=w.GetBottomMargin()-10;
glColor4ub(col1.Red(),col1.Green(),col1.Blue(),col1.Alpha());
glLineWidth(1);
glBegin(GL_LINES);
glVertex2f(start_px, h);
glVertex2f(start_px+width, h);
glEnd();
double rmx=w.rmax_x-w.rmin_x;
double px=((1/rmx)*(w.min_x-w.rmin_x))*width;
double py=((1/rmx)*(w.max_x-w.rmin_x))*width;
glColor4ub(col2.Red(),col2.Green(),col2.Blue(),col2.Alpha());
glLineWidth(4);
glBegin(GL_LINES);
glVertex2f(start_px+px,h);
glVertex2f(start_px+py,h);
glEnd();
glLineWidth(1);
if ((m_funkbar)) { // && ((w.min_x>w.rmin_x) || (w.max_x<w.rmax_x))) {
glColor4f(.8,.8,.8,.6);
glEnable(GL_BLEND);
glBegin(GL_QUADS);
glVertex2f(start_px+px, w.GetBottomMargin());
glVertex2f(start_px+px, w.GetBottomMargin()+height);
glVertex2f(start_px+py, w.GetBottomMargin()+height);
glVertex2f(start_px+py, w.GetBottomMargin());
glEnd();
glDisable(GL_BLEND);
}
}
gCandleStick::gCandleStick(gPointData *d,wxOrientation o)
:gLayer(d)
{
m_direction=o;
}
gCandleStick::~gCandleStick()
{
}
void gCandleStick::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
if (!data) return;
if (!data->IsReady()) return;
int start_px=w.GetLeftMargin();
int start_py=w.GetBottomMargin();
int width=scrx-(w.GetLeftMargin()+w.GetRightMargin())-1;
int height=scry-(w.GetTopMargin()+w.GetBottomMargin())-1;
float sum=0;
for (int i=0;i<data->np[0];i++)
sum+=data->point[0][i].m_y;
float pxr;
float px;
if (m_direction==wxVERTICAL) {
pxr=height/sum;
px=start_py;
} else {
pxr=width/sum;
px=start_px;
}
float x,y;
float t1,t2;
int barwidth;
if (m_direction==wxVERTICAL) {
barwidth=width;
} else {
barwidth=height;
}
const wxColor & col2=*wxLIGHT_GREY;
wxColor c(0,0,0,255);
wxString str;
wxRect rect;
wxDirection dir;
glLineWidth(1);
// glDisable(GL_LINE_SMOOTH);
for (int i=0;i<data->np[0];i++) {
t1=floor(px);
t2=data->point[0][i].m_y*pxr;
px+=t2;
t2=ceil(t2);
if (m_direction==wxVERTICAL) {
rect=wxRect(start_px,t1,barwidth,t2);
dir=wxEAST;
} else {
rect=wxRect(t1,start_py,t2,barwidth);
dir=wxSOUTH;
}
const wxColor & col1=color[i % color.size()];
glBegin(GL_QUADS);
glColor4ub(col1.Red(),col1.Green(),col1.Blue(),col1.Alpha());
glVertex2f(rect.x+1, rect.y+height);
glVertex2f(rect.x+rect.width, rect.y+height);
glColor4ub(col2.Red(),col2.Green(),col2.Blue(),col2.Alpha());
glVertex2f(rect.x+rect.width, rect.y+1);
glVertex2f(rect.x+1, rect.y+1);
glEnd();
glColor4ub(0,0,0,255);
glBegin(GL_LINE_LOOP);
glVertex2f(rect.x+1, rect.y+height);
glVertex2f(rect.x+rect.width, rect.y+height);
glVertex2f(rect.x+rect.width, rect.y+1);
glVertex2f(rect.x+1, rect.y+1);
glEnd();
//LinedRoundedRectangle(rect.x,rect.y,rect.width,rect.height,0,1,c);
str=wxT("");
if ((int)m_names.size()>i) {
str=m_names[i]+wxT(" ");
}
str+=wxString::Format(wxT("%0.1f"),data->point[0][i].m_x);
GetTextExtent(str, x, y);
//x+=5;
if (t2>x+5) {
int j=t1+((t2/2)-(x/2));
if (m_direction==wxVERTICAL) {
DrawText(str,start_px+barwidth+2+y,j,270.0,*wxBLACK);
} else {
DrawText(str,j,start_py+(barwidth/2)-(y/2)+1);
}
}
} // for (int i
}
gBarChart::gBarChart(gPointData *d,const wxColor *col,wxOrientation o)
:gLayer(d),m_direction(o)
{
if (col) {
color.clear();
color.push_back(*col);
}
Xaxis=new gXAxis(wxBLACK);
}
gBarChart::~gBarChart()
{
delete Xaxis;
}
void gBarChart::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
if (!data) return;
if (!data->IsReady()) return;
int start_px=w.GetLeftMargin();
int start_py=w.GetBottomMargin();
int width=scrx-(w.GetLeftMargin()+w.GetRightMargin());
int height=scry-(w.GetTopMargin()+w.GetBottomMargin());
double xx=w.max_x - w.min_x;
double days=int(xx);
//days=data->np[0];
days=0;
for (int i=0;i<data->np[0];i++) {
if ((data->point[0][i].m_x >= w.min_x) && (data->point[0][i].m_x<w.max_x)) days+=1;
}
if (days==0) return;
float barwidth,pxr;
float px,zpx;//,py;
if (m_direction==wxVERTICAL) {
barwidth=(height-days)/float(days);
pxr=width/w.max_y;
px=start_py;
} else {
barwidth=(width-days)/float(days);
pxr=height/w.max_y;
px=start_px;
}
px+=1;
int t1,t2;
int u1,u2;
float textX, textY;
wxString str;
bool draw_xticks_instead=false;
bool antialias=pref["UseAntiAliasing"];
if (antialias) {
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); //_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
}
zpx=px;
int i,idx=-1;
for (i=0;i<data->np[0];i++) {
if (data->point[0][i].m_x < w.min_x) continue;
if (data->point[0][i].m_x >= w.max_x) break;
if (idx<0) idx=i;
t1=px;
px+=barwidth+1;
t2=px-t1-1;
wxRect rect;
wxDirection dir;
u2=data->point[0][i].m_y*pxr;
u1=start_py;
if (antialias) {
u1++;
u2++;
}
if (m_direction==wxVERTICAL) {
rect=wxRect(start_px,t1,u2,t2);
} else {
rect=wxRect(t1,u1,t2,u2);
}
dir=wxEAST;
//RoundedRectangle(rect.x,rect.y,rect.width,rect.height,1,color[0]); //,*wxLIGHT_GREY,dir);
// TODO: Put this in a function..
wxColor & col1=color[0];
wxColor & col2=*((wxColor *)wxLIGHT_GREY);
glBegin(GL_QUADS);
//red color
glColor4ub(col1.Red(),col1.Green(),col1.Blue(),col1.Alpha());
glVertex2f(rect.x, rect.y+rect.height);
glVertex2f(rect.x, rect.y);
//blue color
glColor4ub(col2.Red(),col2.Green(),col2.Blue(),col2.Alpha());
glVertex2f(rect.x+rect.width,rect.y);
glVertex2f(rect.x+rect.width, rect.y+rect.height);
glEnd();
glColor4ub(0,0,0,255);
glLineWidth (1);
glBegin(GL_LINE_LOOP);
glVertex2f(rect.x, rect.y+rect.height);
glVertex2f(rect.x, rect.y);
glVertex2f(rect.x+rect.width,rect.y);
glVertex2f(rect.x+rect.width, rect.y+rect.height);
glEnd();
//LinedRoundedRectangle(rect.x,rect.y,rect.width,rect.height,0,1,c);
if (!draw_xticks_instead) {
str=FormatX(data->point[0][i].m_x);
GetTextExtent(str, textX, textY);
if (t2<textY+6)
draw_xticks_instead=true;
}
}
if (antialias) {
glDisable(GL_LINE_SMOOTH);
glDisable(GL_BLEND);
}
if (draw_xticks_instead) {
// turn off the minor ticks..
Xaxis->SetShowMinorTicks(false);
Xaxis->Plot(w,scrx,scry);
} else {
px=zpx;
for (i=idx;i<data->np[0];i++) {
if (data->point[0][i].m_x < w.min_x) continue;
if (data->point[0][i].m_x >= w.max_x) break;
t1=px;
px+=barwidth+1;
t2=px-t1-1;
str=FormatX(data->point[0][i].m_x);
GetTextExtent(str, textX, textY);
int j=t1+((t2/2)-(textY/2));
if (m_direction==wxVERTICAL) {
DrawText(str,start_px-textX-8,j);
} else {
DrawText(str,j,start_py-18-(textX/2),90,*wxBLACK);
}
}
}
glColor3f (0.1F, 0.1F, 0.1F);
glLineWidth(1);
glBegin (GL_LINES);
glVertex2f (start_px, start_py);
glVertex2f (start_px, start_py+height+1);
//glVertex2f (start_px,start_py);
//glVertex2f (start_px+width, start_py);
glEnd ();
}
gLineChart::gLineChart(gPointData *d,const wxColor * col,int dlsize,bool _accelerate,bool _hide_axes,bool _square_plot)
:gLayer(d),m_accelerate(_accelerate),m_drawlist_size(dlsize),m_hide_axes(_hide_axes),m_square_plot(_square_plot)
{
m_drawlist=new wxRealPoint [dlsize];
color.clear();
color.push_back(*col);
m_report_empty=false;
}
gLineChart::~gLineChart()
{
delete [] m_drawlist;
}
// Time Domain Line Chart
void gLineChart::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
if (!data) return;
if (!data->IsReady()) return;
int start_px=w.GetLeftMargin(), start_py=w.GetBottomMargin();
int width=scrx-(w.GetLeftMargin()+w.GetRightMargin());
int height=scry-(w.GetTopMargin()+w.GetBottomMargin());
double minx=w.min_x, miny=w.min_y, maxx=w.max_x, maxy=w.max_y;
double xx=maxx-minx, yy=maxy-miny;
float xmult=width/xx, ymult=height/yy; // time to pixel conversion multiplier
// Return on screwy min/max conditions
if ((xx<0) || (yy<0)) return;
if ((yy==0) && (miny==0)) return;
int num_points=0;
for (int z=0;z<data->VC();z++) num_points+=data->np[z]; // how many points all up?
// Draw bounding box if something else will be drawn.
if (!(!m_report_empty && !num_points)) {
glColor3f (0.1F, 0.1F, 0.1F);
glLineWidth (1);
glBegin (GL_LINE_LOOP);
glVertex2f (start_px, start_py);
glVertex2f (start_px, start_py+height);
glVertex2f (start_px+width,start_py+height);
glVertex2f (start_px+width, start_py);
glEnd ();
}
width--;
if (!num_points) { // No Data?
if (m_report_empty) {
wxString msg=_("No Waveform Available");
float x,y;
//TextMarkup...
GetTextExtent(msg,x,y,bigfont);
DrawText(msg,start_px+(width/2.0)-(x/2.0),start_py+(height/2.0)-(y/2.0),0,*wxDARK_GREY,bigfont);
}
return;
}
bool accel=m_accelerate;
double sfit,sr;
int dp,sam;
wxColor & col=color[0];
// Selected the plot line color
const int maxverts=65536*2; // Resolution dependant..
int vertcnt=0;
static GLshort vertarray[maxverts+8];
float lastpx,lastpy;
float px,py;
int idx,idxend,np;
bool done,first;
double x0,x1,xL;
int visible_points=0;
for (int n=0;n<data->VC();n++) { // for each segment
int siz=data->np[n];
if (siz<=1) continue; // Don't bother drawing 1 point or less.
wxPoint2DDouble * point=data->point[n];
x0=point[0].m_x;
xL=point[siz-1].m_x;
if (maxx<x0) continue;
if (xL<minx) continue;
if (x0>xL) {
if (siz==2) { // this happens on CPAP
wxPoint2DDouble t=point[0];
point[0]=point[siz-1];
point[siz-1]=t;
x0=point[0].m_x;
} else {
wxLogDebug(wxT("Reversed order sample fed to gLineChart - ignored."));
continue;
//assert(x1<x2);
}
}
done=false;
first=true;
dp=0;
x1=point[1].m_x;
// if (accel) {
sr=x1-x0; // Time distance between samples
double qx=xL-x0; // Full time range of this segment
double gx=xx/qx; // ratio of how much of the whole data set this represents
double segwidth=width*gx;
double XR=xx/sr;
double Z1=MAX(x0,minx);
double Z2=MIN(xL,maxx);
double ZD=Z2-Z1;
double ZR=ZD/sr;
double ZQ=ZR/XR;
double ZW=ZR/(width*ZQ);
const int num_averages=15; // Number of samples taken from samples per pixel for better min/max values
visible_points+=ZR*ZQ;
if (accel && n>0) {
sam=1;
}
if (ZW<num_averages) {
sam=1;
accel=false;
} else {
sam=ZW/num_averages;
if (sam<1) {
sam=1;
accel=false;
}
}
// Prepare the min max y values if we still are accelerating this plot
if (accel) {
for (int i=0;i<width;i++) {
m_drawlist[i].x=height;
m_drawlist[i].y=0;
}
}
int minz=width,maxz=0;
// Technically shouldn't never ever get fed reverse data.
// these calculations over estimate
// The Z? values are much more accurate
idx=0;
idxend=0;
np=0;
if (m_accelerate) {
if (minx>x1) {
double j=minx-x0; // == starting min of first sample in this segment
idx=floor(j/sr);
// Loose the precision
idx-=idx % sam;
} // else just start from the beginning
idxend=floor(xx/sr);
idxend/=sam; // devide by number of samples skips
np=(idxend-idx)+sam;
np /= sam;
} else {
np=siz;
}
bool watch_verts_carefully=false;
// better to do it here than in the main loop.
np <<= 2;
if (!accel && m_square_plot)
np <<= 1; // double it again
if (np>=maxverts) {
watch_verts_carefully=true;
//assert(np<maxverts);
}
bool firstpx=true;
for (int i=idx;i<siz;i+=sam) {
if (point[i].m_x < minx) continue; // Skip stuff before the start of our data window
if (first) {
first=false;
if (i>=sam) i-=sam; // Start with the previous sample (which will be in clipping area)
}
if (point[i].m_x > maxx) done=true; // Let this iteration finish.. (This point will be in far clipping)
px=1+((point[i].m_x - minx) * xmult); // Scale the time scale X to pixel scale X
if (!accel) {
py=1+((point[i].m_y - miny) * ymult); // Same for Y scale
if (firstpx) {
firstpx=false;
} else {
if (m_square_plot) {
vertarray[vertcnt++]=lastpx;
vertarray[vertcnt++]=lastpy;
vertarray[vertcnt++]=start_px+px;
vertarray[vertcnt++]=lastpy;
vertarray[vertcnt++]=start_px+px;
vertarray[vertcnt++]=lastpy;
} else {
vertarray[vertcnt++]=lastpx;
vertarray[vertcnt++]=lastpy;
}
vertarray[vertcnt++]=start_px+px;
vertarray[vertcnt++]=start_py+py;
#if defined(EXTRA_ASSERTS)
assert(vertcnt<maxverts);
#endif
}
lastpx=start_px+px;
lastpy=start_py+py;
} else {
// Just clip ugly in accel mode.. Too darn complicated otherwise
/* if (px<0) {
px=0;
}
if (px>width) {
px=width;
} */
// In accel mode, each pixel has a min/max Y value.
// m_drawlist's index is the pixel index for the X pixel axis.
float zz=(maxy-miny)/2.0; // centreline
float jy=fabs(point[i].m_y);
int y1=1+(jy-miny)*ymult;
int y2=1+(-jy-miny)*ymult;
//py=1+((point[i].m_y - miny) * ymult); // Same for Y scale
int z=round(px);
if (z<minz) minz=z; // minz=First pixel
if (z>maxz) maxz=z; // maxz=Last pixel
// Update the Y pixel bounds.
if (y2<m_drawlist[z].x) m_drawlist[z].x=y2;
if (y1>m_drawlist[z].y) m_drawlist[z].y=y1;
}
if (done) break;
}
if (accel) {
dp=0;
// Plot compressed accelerated vertex list
for (int i=minz;i<maxz;i++) {
vertarray[vertcnt++]=start_px+i+1;
vertarray[vertcnt++]=start_py+m_drawlist[i].x;
vertarray[vertcnt++]=start_px+i+1;
vertarray[vertcnt++]=start_py+m_drawlist[i].y;
#if defined(EXTRA_ASSERTS)
assert(vertcnt<maxverts);
#endif
}
}
}
wxString b;
int j=vertcnt/2;
if (accel) j/=2;
b << visible_points << wxT(" ") << (sam) << wxT(" ") << num_points << wxT(" ") << j;
float x,y;
GetTextExtent(b,x,y);
DrawText(b,scrx-w.GetRightMargin()-x-15,scry-w.GetTopMargin()-10);
glColor4ub(col.Red(),col.Green(),col.Blue(),255);
// Crop to inside the margins.
glScissor(w.GetLeftMargin(),w.GetBottomMargin(),width,height);
glEnable(GL_SCISSOR_TEST);
glLineWidth (1);
bool antialias=pref["UseAntiAliasing"];
if (antialias) {
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); //_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
}
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, vertarray);
glDrawArrays(GL_LINES, 0, vertcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
if (antialias) {
glDisable(GL_LINE_SMOOTH);
glDisable(GL_BLEND);
}
glDisable(GL_SCISSOR_TEST);
}
gLineOverlayBar::gLineOverlayBar(gPointData *d,const wxColor * col,wxString _label,LO_Type _lot)
:gLayer(d),label(_label),lo_type(_lot)
{
color.clear();
color.push_back(*col);
}
gLineOverlayBar::~gLineOverlayBar()
{
}
//nov = number of vertex
//r = radius
void Dot(int nov, float r)
{
if (nov < 4) nov = 4;
if (nov > 360) nov = 360;
float angle = (360/nov)*(3.142159/180);
float x[360] = {0};
float y[360] = {0};
for (int i = 0; i < nov; i++){
x[i] = cosf(r*cosf(i*angle));
y[i] = sinf(r*sinf(i*angle));
glBegin(GL_POLYGON);
for (int i = 0; i < nov; i++){
glVertex2f(x[i],y[i]);
}
glEnd();
}
//render to texture and map to GL_POINT_SPRITE
}
void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
if (!data) return;
if (!data->IsReady()) return;
//int start_px=w.GetLeftMargin();
int start_py=w.GetBottomMargin();
int width=scrx-(w.GetLeftMargin()+w.GetRightMargin());
int height=scry-(w.GetTopMargin()+w.GetBottomMargin());
double xx=w.max_x-w.min_x;
if (xx<=0) return;
float x1,x2;
float x,y;//,descent,leading;
// Crop to inside the margins.
glScissor(w.GetLeftMargin(),w.GetBottomMargin(),width,height);
glEnable(GL_SCISSOR_TEST);
const int maxverts=65536;
int vertcnt=0;
static GLshort vertarray[maxverts+8];
int pointcnt=0;
static GLshort pointarray[maxverts+8];
int quadcnt=0;
static GLshort quadarray[maxverts+8];
float bottom=start_py+25, top=start_py+height-25;
wxColor & col=color[0];
for (int n=0;n<data->VC();n++) {
// bool done=false;
for (int i=0;i<data->np[n];i++) {
wxPoint2DDouble & rp=data->point[n][i];
if (rp.m_y < w.min_x) continue;
if (rp.m_x > w.max_x) break;
x1=w.x2p(rp.m_x);
if (rp.m_x!=rp.m_y) {
x2=w.x2p(rp.m_y);
//double w1=x2-x1;
quadarray[quadcnt++]=x1;
quadarray[quadcnt++]=start_py;
quadarray[quadcnt++]=x1;
quadarray[quadcnt++]=start_py+height;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=start_py+height;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=start_py;
} else {
if (lo_type==LOT_Dot) {
pointarray[pointcnt++]=x1;
pointarray[pointcnt++]=top-15;
} else if (lo_type==LOT_Bar) {
pointarray[pointcnt++]=x1;
pointarray[pointcnt++]=top;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=top;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=bottom;
if (xx<(1800.0/86400)) {
GetTextExtent(label,x,y);
DrawText(label,x1-(x/2),start_py+height-30+y);
}
}
}
}
}
assert (vertcnt<maxverts);
assert (quadcnt<maxverts);
assert (pointcnt<maxverts);
glColor4ub(col.Red(),col.Green(),col.Blue(),col.Alpha());
if (quadcnt>0) {
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, quadarray);
glDrawArrays(GL_QUADS, 0, quadcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
}
if (vertcnt>0) {
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, vertarray);
glDrawArrays(GL_LINES, 0, vertcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
}
if (pointcnt>0) {
glPointSize(4);
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, pointarray);
glDrawArrays(GL_POINTS, 0, pointcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
}
glDisable(GL_SCISSOR_TEST);
}
gFlagsLine::gFlagsLine(gPointData *d,const wxColor * col,wxString _label,int _line_num,int _total_lines)
:gLayer(d),label(_label),line_num(_line_num),total_lines(_total_lines)
{
color.clear();
color.push_back(*col);
}
gFlagsLine::~gFlagsLine()
{
}
void gFlagsLine::Plot(gGraphWindow & w,float scrx,float scry)
{
if (!m_visible) return;
if (!data) return;
if (!data->IsReady()) return;
double minx;
double maxx;
if (w.BlockZoom()) {
minx=w.rmin_x;
maxx=w.rmax_x;
} else {
minx=w.min_x;
maxx=w.max_x;
}
double xx=maxx-minx;
if (xx<=0) return;
int start_px=w.GetLeftMargin();
int start_py=w.GetBottomMargin();
int width=scrx-(w.GetLeftMargin()+w.GetRightMargin());
int height=scry-(w.GetTopMargin()+w.GetBottomMargin());
double xmult=width/xx;
static wxColor col1=wxColor(0xd0,0xff,0xd0,0xff);
static wxColor col2=wxColor(0xff,0xff,0xff,0xff);
float line_h=float(height-2)/float(total_lines);
line_h=line_h;
float line_top=(start_py+height-line_h)-line_num*line_h;
if ((line_num==total_lines-1)) { // last lines responsibility to draw the title.
glColor3f (0.1F, 0.1F, 0.1F);
glLineWidth (1);
glBegin (GL_LINE_LOOP);
glVertex2f (start_px-1, start_py);
glVertex2f (start_px-1, start_py+height);
glVertex2f (start_px+width,start_py+height);
glVertex2f (start_px+width, start_py);
glEnd ();
}
// Alternating box color
wxColor *barcol=&col2;
if (line_num & 1)
barcol=&col1;
// Filled rectangle
glColor4ub(barcol->Red(),barcol->Green(),barcol->Blue(),barcol->Alpha());
glBegin(GL_QUADS);
glVertex2f(start_px, line_top);
glVertex2f(start_px, line_top+line_h);
glVertex2f(start_px+width, line_top+line_h);
glVertex2f(start_px+width, line_top);
glEnd();
const int maxverts=65536;
int vertcnt=0;
static GLshort vertarray[maxverts+8];
int quadcnt=0;
static GLshort quadarray[maxverts+8];
// Draw text label
float x,y;
GetTextExtent(label,x,y);
DrawText(label,start_px-x-6,line_top+(line_h/2)-(y/2));
float x1,x2;
wxColor & col=color[0];
float top=floor(line_top)+2;
float bottom=top+floor(line_h)-3;
for (int n=0;n<data->VC();n++) {
if (!data->np[n]) continue;
for (int i=0;i<data->np[n];i++) {
wxPoint2DDouble & rp=data->point[n][i];
if (rp.m_y < minx) continue;
if (rp.m_x > maxx) break;
x1=(rp.m_x - minx) * xmult + w.GetLeftMargin();
if (rp.m_x==rp.m_y) {
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=top;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=bottom;
} else {
x2=(rp.m_y-minx)*xmult+w.GetLeftMargin();
//w1=x2-x1;
quadarray[quadcnt++]=x1;
quadarray[quadcnt++]=top;
quadarray[quadcnt++]=x1;
quadarray[quadcnt++]=bottom;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=bottom;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=top;
}
}
}
glLineWidth (1);
glColor4ub(col.Red(),col.Green(),col.Blue(),col.Alpha());
glScissor(w.GetLeftMargin(),w.GetBottomMargin(),width,height);
glEnable(GL_SCISSOR_TEST);
glLineWidth (1);
bool antialias=pref["UseAntiAliasing"];
if (antialias) {
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); //_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
}
if (quadcnt>0) {
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, quadarray);
glDrawArrays(GL_QUADS, 0, quadcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
}
if (vertcnt>0) {
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_SHORT, 0, vertarray);
glDrawArrays(GL_LINES, 0, vertcnt>>1);
glDisableClientState(GL_VERTEX_ARRAY);
}
if (antialias) {
glDisable(GL_LINE_SMOOTH);
glDisable(GL_BLEND);
}
glDisable(GL_SCISSOR_TEST);
}
WaveData::WaveData(MachineCode _code, int _size)
:gPointData(_size),code(_code)
{
}
WaveData::~WaveData()
{
}
void WaveData::Reload(Day *day)
{
vc=0;
if (!day) {
m_ready=false;
return;
}
min_x=day->first().GetMJD();
max_x=day->last().GetMJD();
max_y=0;
bool first=true;
for (vector<Session *>::iterator s=day->begin();s!=day->end(); s++) {
if ((*s)->waveforms.find(code)==(*s)->waveforms.end()) continue;
for (vector<Waveform *>::iterator l=(*s)->waveforms[code].begin();l!=(*s)->waveforms[code].end();l++) {
int ps=point.size();
if (vc>=ps) {
AddSegment(max_points); // TODO: Add size limit capabilities.
}
int t=0;
Waveform *w=(*l);
double st=w->start().GetMJD();
double rate=(w->duration()/w->samples())/86400.0;
for (int i=0;i<w->samples();i++) {
wxPoint2DDouble r(st,(*w)[i]);
st+=rate;
point[vc][t++]=r;
assert(t<max_points);
if (first) {
min_y=r.m_y;
first=false;
} else {
if (r.m_y<min_y) min_y=r.m_y;
}
if (r.m_y>max_y) max_y=r.m_y;
}
np[vc]=t;
vc++;
}
}
min_y=floor(min_y);
max_y=ceil(max_y);
//double t1=MAX(fabs(min_y),fabs(max_y));
// Get clever here..
if (max_y>128) {
} else if (max_y>90) {
max_y=120;
min_y=-120;
} else if (max_y>60) {
min_y=-90;
max_y=90;
} else {
min_y=-60;
max_y=60;
}
if (force_min_y!=force_max_y) {
min_y=force_min_y;
max_y=force_max_y;
}
real_min_x=min_x;
real_min_y=min_y;
real_max_x=max_x;
real_max_y=max_y;
m_ready=true;
//graph->Refresh(false);
}
EventData::EventData(MachineCode _code,int _field,int _size,bool _skipzero)
:gPointData(_size),code(_code),field(_field),skipzero(_skipzero)
{
}
EventData::~EventData()
{
}
void EventData::Reload(Day *day)
{
vc=0;
if (!day) {
m_ready=false;
return;
}
min_x=day->first().GetMJD();
max_x=day->last().GetMJD();
assert(min_x<max_x);
min_y=max_y=0;
int tt=0;
bool first=true;
EventDataType lastp=0;
for (vector<Session *>::iterator s=day->begin();s!=day->end(); s++) {
if ((*s)->events.find(code)==(*s)->events.end()) continue;
if (vc>=(int)point.size()) {
AddSegment(max_points);
}
int t=0;
EventDataType p;
for (vector<Event *>::iterator ev=(*s)->events[code].begin(); ev!=(*s)->events[code].end(); ev++) {
p=(*(*ev))[field];
if (((p!=0) && skipzero) || !skipzero) {
wxPoint2DDouble r((*ev)->time().GetMJD(),p);
point[vc][t++]=r;
assert(t<max_points);
if (first) {
max_y=min_y=r.m_y;
//lastp=p;
first=false;
} else {
if (r.m_y<min_y) min_y=r.m_y;
if (r.m_y>max_y) max_y=r.m_y;
}
} else {
if ((p!=lastp) && (t>0)) { // There really should not be consecutive zeros.. just in case..
np[vc]=t;
tt+=t;
t=0;
vc++;
if (vc>=(int)point.size()) {
AddSegment(max_points);
}
}
}
lastp=p;
}
np[vc]=t;
if (t>0) {
tt+=t;
vc++;
}
}
if (tt>0) {
min_y=floor(min_y);
max_y=ceil(max_y+1);
if (min_y>1) min_y-=1;
}
if (force_min_y!=force_max_y) {
min_y=force_min_y;
max_y=force_max_y;
}
real_min_x=min_x;
real_min_y=min_y;
real_max_x=max_x;
real_max_y=max_y;
m_ready=true;
}
TAPData::TAPData(MachineCode _code)
:gPointData(256),code(_code)
{
AddSegment(max_points);
}
TAPData::~TAPData()
{
}
void TAPData::Reload(Day *day)
{
if (!day) {
m_ready=false;
return;
}
for (int i=0;i<max_slots;i++) pTime[i]=wxTimeSpan::Seconds(0);
int cnt=0;
bool first;
wxDateTime last;
int lastval=0,val;
int field=0;
for (vector<Session *>::iterator s=day->begin();s!=day->end();s++) {
if ((*s)->events.find(code)==(*s)->events.end()) continue;
first=true;
for (vector<Event *>::iterator e=(*s)->events[code].begin(); e!=(*s)->events[code].end(); e++) {
Event & ev =(*(*e));
val=ev[field]*10.0;
if (field > ev.fields()) throw BoundsError();
if (first) {
first=false; // only bother setting lastval (below) this time.
} else {
wxTimeSpan d=ev.time()-last;
if (lastval>max_slots) throw BoundsError();
pTime[lastval]+=d;
}
cnt++;
last=ev.time();
lastval=val;
}
}
wxTimeSpan TotalTime(0);
for (int i=0; i<max_slots; i++) {
TotalTime+=pTime[i];
}
int jj=0;
int seconds=TotalTime.GetSeconds().GetLo();
for (int i=0; i<max_slots; i++) {
if (pTime[i]>wxTimeSpan::Seconds(0)) {
point[0][jj].m_x=i/10.0;
point[0][jj].m_y=(100.0/seconds)*pTime[i].GetSeconds().GetLo();
jj++;
}
}
np[0]=jj;
//graph->Refresh();
m_ready=true;
}
AHIData::AHIData()
:gPointData(256)
{
AddSegment(max_points);
}
AHIData::~AHIData()
{
}
void AHIData::Reload(Day *day)
{
if (!day) {
m_ready=false;
return;
}
point[0][0].m_y=day->count(CPAP_Hypopnea)/day->hours();
point[0][0].m_x=point[0][0].m_y;
point[0][1].m_y=day->count(CPAP_Obstructive)/day->hours();
point[0][1].m_x=point[0][1].m_y;
point[0][2].m_y=day->count(CPAP_ClearAirway)/day->hours();
point[0][2].m_x=point[0][2].m_y;
point[0][3].m_y=day->count(CPAP_RERA)/day->hours();
point[0][3].m_x=point[0][3].m_y;
point[0][4].m_y=day->count(CPAP_FlowLimit)/day->hours();
point[0][4].m_x=point[0][4].m_y;
point[0][5].m_y=(100.0/day->hours())*(day->sum(CPAP_CSR)/3600.0);
point[0][5].m_x=point[0][5].m_y;
np[0]=6;
m_ready=true;
//REFRESH??
}
FlagData::FlagData(MachineCode _code,double _value,int _field,int _offset)
:gPointData(1024),code(_code),value(_value),field(_field),offset(_offset)
{
AddSegment(max_points);
}
FlagData::~FlagData()
{
}
void FlagData::Reload(Day *day)
{
if (!day) {
m_ready=false;
return;
}
int c=0;
vc=0;
double v1,v2;
bool first;
min_x=day->first().GetMJD();
max_x=day->last().GetMJD();
for (vector<Session *>::iterator s=day->begin();s!=day->end();s++) {
if ((*s)->events.find(code)==(*s)->events.end()) continue;
first=true;
for (vector<Event *>::iterator e=(*s)->events[code].begin(); e!=(*s)->events[code].end(); e++) {
Event & ev =(*(*e));
v2=v1=ev.time().GetMJD();
if (offset>=0)
v1-=ev[offset]/86400.0;
point[vc][c].m_x=v1;
point[vc][c].m_y=v2;
//point[vc][c].z=value;
c++;
assert(c<max_points);
/*if (first) {
min_y=v1;
first=false;
} else {
if (v1<min_x) min_x=v1;
}
if (v2>max_x) max_x=v2; */
}
}
min_y=-value;
max_y=value;
np[vc]=c;
vc++;
real_min_x=min_x;
real_min_y=min_y;
real_max_x=max_x;
real_max_y=max_y;
m_ready=true;
}
////////////////////////////////////////////////////////////////////////////////////////////
// HistoryData Implementation
////////////////////////////////////////////////////////////////////////////////////////////
HistoryData::HistoryData(Profile * _profile)
:gPointData(1024),profile(_profile)
{
AddSegment(max_points);
if (profile->LastDay().IsValid()) {
real_min_x=profile->FirstDay().GetMJD();
real_max_x=profile->LastDay().GetMJD()+1;
}
real_min_y=real_max_y=0;
}
HistoryData::~HistoryData()
{
}
void HistoryData::ResetDateRange()
{
if (profile->LastDay().IsValid()) {
real_min_x=profile->FirstDay().GetMJD();
real_max_x=profile->LastDay().GetMJD()+1;
}
// Reload(NULL);
}
double HistoryData::Calc(Day *day)
{
return (day->summary_sum(CPAP_Obstructive) + day->summary_sum(CPAP_Hypopnea) + day->summary_sum(CPAP_ClearAirway)) / day->hours();
}
void HistoryData::Reload(Day *day)
{
wxDateTime date;
vc=0;
int i=0;
bool first=true;
bool done=false;
double y,lasty=0;
min_y=max_y=0;
min_x=max_x=0;
for (int x=real_min_x;x<=real_max_x;x++) {
date.Set(x+2400000.5);
date.ResetTime();
if (profile->daylist.find(date)==profile->daylist.end()) continue;
y=0;
int z=0;
vector<Day *> & daylist=profile->daylist[date];
for (vector<Day *>::iterator dd=daylist.begin(); dd!=daylist.end(); dd++) { // average any multiple data sets
Day *d=(*dd);
if (d->machine_type()==MT_CPAP) {
y=Calc(d);
z++;
}
}
if (!z) continue;
if (z>1) y /= z;
if (first) {
// max_x=min_x=x;
lasty=max_y=min_y=y;
first=false;
}
point[vc][i].m_x=x;
point[vc][i].m_y=y;
if (y>max_y) max_y=y;
if (y<min_y) min_y=y;
//if (x<min_x) min_x=x;
//if (x>max_x) max_x=x;
i++;
if (i>max_points) {
wxLogError(wxT("max_points is not enough in HistoryData"));
done=true;
}
if (done) break;
lasty=y;
}
np[vc]=i;
vc++;
min_x=real_min_x;
max_x=real_max_x;
// max_x+=1;
//real_min_x=min_x;
//real_max_x=max_x;
if (force_min_y!=force_max_y) {
min_y=force_min_y;
max_y=force_max_y;
} else {
if (!((min_y==max_y) && (min_y==0))) {
if (min_y>1) min_y-=1;
max_y++;
}
}
real_min_y=min_y;
real_max_y=max_y;
m_ready=true;
}
double HistoryData::GetAverage()
{
double x,val=0;
int cnt=0;
for (int i=0;i<np[0];i++) {
x=point[0][i].m_x;
if ((x<min_x) || (x>max_x)) continue;
val+=point[0][i].m_y;
cnt++;
}
if (!cnt) return 0;
val/=cnt;
return val;
}
void HistoryData::SetDateRange(wxDateTime start,wxDateTime end)
{
double x1=start.GetMJD()-0.5;
double x2=end.GetMJD();
if (x1 < real_min_x) x1=real_min_x;
if (x2 > (real_max_x)) x2=(real_max_x);
min_x=x1;
max_x=x2;
for (list<gLayer *>::iterator i=notify_layers.begin();i!=notify_layers.end();i++) {
(*i)->DataChanged(this);
} // Do nothing else.. Callers responsibility to Refresh window.
}
HistoryCodeData::HistoryCodeData(Profile *_profile,MachineCode _code)
:HistoryData(_profile),code(_code)
{
}
HistoryCodeData::~HistoryCodeData()
{
}
double HistoryCodeData::Calc(Day *day)
{
return day->summary_avg(code);
}
UsageHistoryData::UsageHistoryData(Profile *_profile,T_UHD _uhd)
:HistoryData(_profile),uhd(_uhd)
{
}
UsageHistoryData::~UsageHistoryData()
{
}
double UsageHistoryData::Calc(Day *day)
{
double d;
if (uhd==UHD_Bedtime) {
d=day->first().GetHour();
if (d<12) d+=24;
d+=(day->first().GetMinute()/60.0);
d+=(day->first().GetSecond()/3600.0);
return d;
}
else if (uhd==UHD_Waketime) {
d=day->last().GetHour();
d+=(day->last().GetMinute()/60.0);
d+=(day->last().GetSecond()/3600.0);
return d;
}
else if (uhd==UHD_Hours) return day->hours();
else
return 0;
}
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