hocmark.cpp

Go to the documentation of this file.

#include <../../nrnconf.h>
#if HAVE_IV  // to end of file
 
#include <stdio.h>
#include <InterViews/color.h>
#include <InterViews/brush.h>
#include "hocmark.h"
#include "oc2iv.h"
#include "rect.h"
#include "idraw.h"
 
/*static*/ class HocMarkP: public HocMark {
  public:
    HocMarkP(char, float, const Color*, const Brush*);
    virtual ~HocMarkP();
};
 
 
HocMark::HocMark(char style, float size, const Color* c, const Brush* b)
    : PolyGlyph(2) {
    style_ = style;
    size_ = size;
    c_ = c;
    Resource::ref(c);
    b_ = b;
    Resource::ref(b);
}
 
HocMark::~HocMark() {
    Resource::unref(c_);
    Resource::unref(b_);
}
 
void HocMark::request(Requisition& req) const {
    float size = 1;
    if (b_) {
        size = b_->width();
    }
    Requirement rx(size_ + size, 0, 0, .5);
    Requirement ry(size_ + size, 0, 0, .5);
    req.require_x(rx);
    req.require_y(ry);
}
void HocMark::allocate(Canvas* c, const Allocation& a, Extension& e) {
    e.set(c, a);
}
void HocMark::draw(Canvas* c, const Allocation& a) const {
    IfIdraw(pict());
    for (long i = count() - 1; i >= 0; --i) {
        component(i)->draw(c, a);
    }
    IfIdraw(end());
}
 
HocMark* HocMark::instance(char style, float size, const Color* c, const Brush* b) {
    // printf("HocMark::instance\n");
    HocMark* m = search(style, size, c, b);
    if (!m) {
        switch (style) {
        case 0:
        case '+':
            m = new HocMarkP(style, size, c, b);
            break;
        case 1:
        case 'o':
            m = new HocMark(style, size, c, b);
            m->append(new Circle(size / 2, false, c, b));
            break;
        case 2:
        case 's':
            m = new HocMark(style, size, c, b);
            m->append(new Rectangle(size, size, false, c, b));
            break;
        case 3:
        case 't':
            m = new HocMark(style, size, c, b);
            m->append(new Triangle(size, false, c, b));
            break;
        case 4:
        case 'O':
            m = new HocMark(style, size, c, b);
            m->append(new Circle(size / 2, true, c, b));
            break;
        case 5:
        case 'S':
            m = new HocMark(style, size, c, b);
            m->append(new Rectangle(size, size, true, c, b));
            break;
        case 6:
        case 'T':
            m = new HocMark(style, size, c, b);
            m->append(new Triangle(size, true, c, b));
            break;
        case 7:
        case '|':
            m = new HocMark(style, size, c, b);
            m->append(new Line(0, size, .5, .5, c, b));
            break;
        case 8:
        case '-':
            m = new HocMark(style, size, c, b);
            m->append(new Line(size, 0, .5, .5, c, b));
            break;
        default:
            hoc_execerror("implemented styles are + o t s O T S | -; waiting on x *", 0);
        }
        add(m);
    }
    return m;
}
 
void HocMark::add(HocMark* m) {
    if (!mark_list_) {
        mark_list_ = new PolyGlyph();
    }
    mark_list_->append(m);
    most_recent_ = m;
}
 
HocMark* HocMark::search(char style, float size, const Color* c, const Brush* b) {
    HocMark* m;
    if (!most_recent_) {
        return NULL;
    }
    m = check(style, size, c, b);
    if (m) {
        return m;
    }
    for (long i = mark_list_->count() - 1; i >= 0; --i) {
        most_recent_ = (HocMark*) mark_list_->component(i);
        m = check(style, size, c, b);
        if (m) {
            return m;
        }
    }
    return NULL;
}
 
HocMark* HocMark::check(char style, float size, const Color* c, const Brush* b) {
    if (most_recent_->style_ == style && most_recent_->size_ == size && most_recent_->c_ == c &&
        most_recent_->b_ == b) {
        return most_recent_;
    }
    return NULL;
}
 
HocMark* HocMark::most_recent_;
PolyGlyph* HocMark::mark_list_;
 
 
HocMarkP::HocMarkP(char style, float size, const Color* c, const Brush* b)
    : HocMark(style, size, c, b) {
    // printf("new mark +\n");
    append(new Line(size, 0, .5, .5, c, b));
    append(new Line(0, size, .5, .5, c, b));
}
HocMarkP::~HocMarkP(){};
#endif