141 lines
3.5 KiB
C++
141 lines
3.5 KiB
C++
#include <iostream>
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#include <gtkmm/adjustment.h>
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#include <gtkmm/main.h>
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#include <gtkmm/window.h>
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#include "gtkmm2ext/colors.h"
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#include "canvas/box.h"
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#include "canvas/canvas.h"
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#include "canvas/cbox.h"
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#include "canvas/circle.h"
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#include "canvas/constrained_item.h"
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#include "canvas/constraint_packer.h"
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#include "canvas/rectangle.h"
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#include "canvas/text.h"
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using namespace ArdourCanvas;
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using namespace Gtk;
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using std::cerr;
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using std::endl;
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struct Column {
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Column (Canvas* c) {
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box = new cBox (c, Vertical);
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for (int i = 0; i < 16; ++i) {
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rects[i] = new Rectangle (box);
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rects[i]->set_fill_color (Gtkmm2ext::random_color());
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}
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}
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cBox* box;
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Rectangle* rects[16];
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};
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int
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main (int argc, char* argv[])
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{
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Gtk::Main app (&argc, &argv);
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Gtk::Window win;
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Gtk::Adjustment hadj (0, 0, 1000, 1, 10);
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Gtk::Adjustment vadj (0, 0, 1000, 1, 10);
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GtkCanvasViewport cview (hadj, vadj);
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Canvas* c = cview.canvas ();
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c->set_background_color (0xffffffff);
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srandom (time ((time_t) 0));
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// cview.set_size_request (100, 100);
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win.add (cview);
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cBox* main_hbox = new cBox (c->root(), Horizontal);
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Column* cols[16];
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for (size_t i = 0; i < sizeof (cols) / sizeof (cols[0]); ++i) {
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cols[i] = new Column (c);
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main_hbox->pack_start (cols[i]->box, PackOptions (PackExpand|PackFill));
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}
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#if 0
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Circle* circle = new Circle (c);
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circle->name = "circle";
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//circle->set_radius (30);
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circle->set_fill_color (Gtkmm2ext::random_color());
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circle->set_outline_color (Gtkmm2ext::random_color());
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ci = vbox->pack_start (circle, PackOptions (PackExpand|PackFill));
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ci->add_constraint (ci->height() == 0.5 * hb1->height());
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cBox* hbox2 = new cBox (c, Horizontal);
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hbox2->name = "hbox2";
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hbox2->set_fill (true);
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hbox2->set_fill_color (Gtkmm2ext::random_color());
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Text* txt = new Text (c);
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txt->name = "text";
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Pango::FontDescription font ("Sans");
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txt->set_font_description (font);
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txt->set ("hello, world");
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ConstrainedItem* ti = hbox2->pack_start (txt, PackExpand);
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ti->add_constraint (ti->left() == 25);
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vbox->pack_start (hbox2, PackOptions (PackExpand|PackFill));
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#endif
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win.show_all ();
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app.run ();
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return 0;
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}
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#if 0
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/* code test arbitrary constraint layout */
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ConstraintPacker* packer = new ConstraintPacker (c->root());
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ConstrainedItem* left = packer->add_constrained (r1);
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ConstrainedItem* right = packer->add_constrained (r2);
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ConstrainedItem* center = packer->add_constrained (r3);
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/* x-axis */
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packer->constrain (left->left() == 0);
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packer->constrain (center->left() == left->right());
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packer->constrain (right->left() == center->right());
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packer->constrain (left->width() == packer->width * 0.4);
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packer->constrain (center->width() == packer->width * 0.1);
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packer->constrain (left->width() + right->width() + center->width() == packer->width);
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packer->constrain (left->right() == left->left() + left->width());
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packer->constrain (right->right() == right->left() + right->width());
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packer->constrain (center->right() == center->left() + center->width());
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/* y-axis */
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packer->constrain (left->top() == 0);
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packer->constrain (right->top() == left->top());
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packer->constrain (center->top() == left->top());
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packer->constrain (left->height() == packer->height);
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packer->constrain (right->height() == left->height());
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packer->constrain (center->height() == left->height());
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packer->constrain (left->bottom() == left->top() + left->height());
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packer->constrain (center->bottom() == center->top() + center->height());
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packer->constrain (right->bottom() == right->top() + right->height());
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#endif
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