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Initial commit of OpenSPARC T2 design and verification files.
[OpenSPARC-T2-DV] / tools / perl-5.8.0 / lib / site_perl / 5.8.0 / sun4-solaris / Tk / demos / widget_lib / mkItems.pl
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AT		 1
2
3# Utility procedures for highlighting the item under the pointer:
4
5
6sub itemEnter {
7
8 my($c) = @_;
9
10 $mkItems::restoreCmd = '';
11
12 if ($mkItems->depth == 1) {
13 $mkItems::restoreCmd = '';
14 return;
15 }
16 my $type = $c->type('current');
17 if ($type eq 'window') {
18 $mkItems::restoreCmd = '';
19 return;
20 }
21
22 if ($type eq 'bitmap') {
23 my $bg = ($c->itemconfigure('current', -background))[4];
24 if (defined $bg) {
25 $mkItems::restoreCmd = "\$c->itemconfigure('current', -background => '$bg');";
26 } else {
27 $mkItems::restoreCmd = "\$c->itemconfigure('current', -background => undef);";
28 }
29 $c->itemconfigure('current', -background => 'SteelBlue2');
30 return;
31 }
32 my $fill = ($c->itemconfigure('current', -fill))[4];
33 if (($type eq 'rectangle' or $type eq 'oval' or $type eq 'arc') and not defined $fill) {
34 my $outline = ($c->itemconfigure('current', -outline))[4];
35 $mkItems::restoreCmd = "\$c->itemconfigure('current', -outline => '$outline')";
36 $c->itemconfigure('current', -outline => 'SteelBlue2');
37 } else {
38 $mkItems::restoreCmd = "\$c->itemconfigure('current', -fill => '$fill')";
39 $c->itemconfigure('current', -fill => 'SteelBlue2');
40 }
41
42} # end itemEnter
43
44
45sub itemLeave {
46
47 local ($c) = @_;
48
49 eval $mkItems::restoreCmd;
50
51} # end itemLeave
52
53
54# Utility procedures to support dragging of items.
55
56
57sub itemStartDrag {
58
59 my($c, $x, $y) = @_;
60
61 $mkItems::lastX = $c->canvasx($x);
62 $mkItems::lastY = $c->canvasy($y);
63
64} # end itemStartDrag
65
66
67sub itemDrag {
68
69 my($c, $x, $y) = @_;
70
71 $x = $c->canvasx($x);
72 $y = $c->canvasy($y);
73 $c->move('current', $x-$mkItems::lastX, $y-$mkItems::lastY);
74 $mkItems::lastX = $x;
75 $mkItems::lastY = $y;
76
77} # end itemDrag
78
79
80# Utility procedures for stroking out a rectangle and printing what's underneath the rectangle's area.
81
82
83$mkItems::areaX1 = 0;
84$mkItems::areaY1 = 0;
85$mkItems::areaX2 = 0;
86$mkItems::areaY2 = 0;
87
88
89sub itemMark {
90
91 my($c, $x, $y) = @_;
92
93 $mkItems::areaX1 = $c->canvasx($x);
94 $mkItems::areaY1 = $c->canvasy($y);
95 $c->delete('area');
96
97} # end itemMark
98
99
100sub itemStroke {
101
102 my($c, $x, $y) = @_;
103
104 $x = $c->canvasx($x);
105 $y = $c->canvasy($y);
106 if (($mkItems::areaX1 != $x) and ($mkItems::areaY1 != $y)) {
107 $c->delete('area');
108 $c->addtag('area', 'withtag', $c->create('rectangle', $mkItems::areaX1, $mkItems::areaY1, $x, $y, -outline => 'black'));
109 $mkItems::areaX2 = $x;
110 $mkItems::areaY2 = $y;
111 }
112
113} # end itemStroke
114
115
116sub itemsUnderArea {
117
118 my($c) = @_;
119
120 my $area = $c->find('withtag', 'area');
121 my @items = ();
122 my $i;
123 foreach $i ($c->find('enclosed', $mkItems::areaX1, $mkItems::areaY1, $mkItems::areaX2, $mkItems::areaY2)) {
124 my @tags = $c->gettags($i);
125 if (defined($tags[0]) and grep $_ eq 'item', @tags) {
126 push @items, $i;
127 }
128 }
129 @items = 'None' unless @items;
130 print STDOUT 'Items enclosed by area: ', join(' ', @items), ".\n";
131 @items = ();
132 foreach $i ($c->find('overlapping', $mkItems::areaX1, $mkItems::areaY1, $mkItems::areaX2, $mkItems::areaY2)) {
133 my @tags = $c->gettags($i);
134 if (defined($tags[0]) and grep $_ eq 'item', @tags) {
135 push @items, $i;
136 }
137 }
138 @items = 'None' unless @items;
139 print STDOUT 'Items overlapping area: ', join(' ', @items), ".\n";
140
141} # end itemsUnderArea
142
143
144sub butPress {
145
146 # Procedure that's invoked when the button embedded in the canvas is invoked.
147
148 my($w, $color) = @_;
149
150 my $i = $w->create(qw(text 25c 18.1c -anchor n), -text => 'Ouch!!', -fill => $color);
151 $w->after(500, sub { $w->delete($i) });
152
153} # end butPress
154
155
156sub mkItems {
157
158 # Create a top-level window containing a canvas that displays the various item types and allows them to be selected and
159 # moved. This demo can be used to test out the point-hit and rectangle-hit code for items.
160
161 $mkItems->destroy if Exists($mkItems);
162 $mkItems = $top->Toplevel();
163 my $w = $mkItems;
164 dpos $w;
165 $w->title('Canvas Item Demonstration');
166 $w->iconname('Items');
167 $w->minsize(100, 100);
168
169
170 my $w_msg = $w->Label(-font => '-Adobe-Times-Medium-R-Normal--*-180-*-*-*-*-*-*', -wraplength => '5i',
171 -justify => 'left', -text => "This window contains a canvas widget with examples of the various " .
172 "kinds of items supported by canvases. The following operations are supported:\n Button-1 " .
173 "drag:\tmoves item under pointer.\n Button-2 drag:\trepositions view.\n Button-3 drag:\t" .
174 "strokes out area.\n Ctrl+f:\t\tdisplays items under area.");
175 my $w_frame2 = $w->Frame();
176 my $w_ok = $w->Button(-text => 'OK', -width => 8, -command => ['destroy', $w]);
177 $w_msg->pack(-side => 'top', -fill => 'x');
178 $w_frame2->pack(-side => 'top', -fill => 'both', -expand => 'yes');
179 $w_ok->pack(-side => 'bottom', -pady => '5', -anchor => 'center');
180
181 my $c = $w_frame2->Canvas(-scrollregion => ['0c', '0c', '30c', '24c'], -width => '15c', -height => '10c',
182 -relief => 'sunken', -bd => 2);
183 my $w_frame2_vscroll = $w_frame2->Scrollbar(-command => ['yview', $c]);
184 my $w_frame2_hscroll = $w_frame2->Scrollbar(-orient => 'horiz', -command => ['xview', $c]);
185 $c->configure(-xscrollcommand => ['set', $w_frame2_hscroll]);
186 $c->configure(-yscrollcommand => ['set', $w_frame2_vscroll]);
187 $w_frame2_hscroll->pack(-side => 'bottom', -fill => 'x');
188 $w_frame2_vscroll->pack(-side => 'right', -fill => 'y');
189 $c->pack(-expand => 'yes', -fill => 'both');
190
191 # Display a 3x3 rectangular grid.
192
193 $c->create(qw(rect 0c 0c 30c 24c -width 2));
194 $c->create(qw(line 0c 8c 30c 8c -width 2));
195 $c->create(qw(line 0c 16c 30c 16c -width 2));
196 $c->create(qw(line 10c 0c 10c 24c -width 2));
197 $c->create(qw(line 20c 0c 20c 24c -width 2));
198
199 $font1 = '-Adobe-Helvetica-Medium-R-Normal--*-120-*-*-*-*-*-*';
200 $font2 = '-Adobe-Helvetica-Bold-R-Normal--*-240-*-*-*-*-*-*';
201 if ($mkItems->depth > 1) {
202 $blue = 'DeepSkyBlue3';
203 $red = 'red';
204 $bisque = 'bisque3';
205 $green = 'SeaGreen3';
206 } else {
207 $blue = 'black';
208 $red = 'black';
209 $bisque = 'black';
210 $green = 'black';
211 }
212
213 # Set up demos within each of the areas of the grid.
214
215 $c->create(qw(text 5c .2c -text Lines -anchor n));
216 $c->create(qw(line 1c 1c 3c 1c 1c 4c 3c 4c -width 2m), -fill => $blue, qw(-cap butt -join miter -tags item));
217 $c->create(qw(line 4.67c 1c 4.67c 4c -arrow last -tags item));
218 $c->create(qw(line 6.33c 1c 6.33c 4c -arrow both -tags item));
219 $c->create(qw(line 5c 6c 9c 6c 9c 1c 8c 1c 8c 4.8c 8.8c 4.8c 8.8c 1.2c 8.2c 1.2c 8.2c 4.6c 8.6c 4.6c 8.6c 1.4c 8.4c 1.4c
220 8.4c 4.4c -width 3), -fill => $red, qw(-tags item));
221 $c->create(qw(line 1c 5c 7c 5c 7c 7c 9c 7c -width .5c), -stipple => '@'.Tk->findINC('demos/images/grey.25'),
222 qw(-arrow both), -arrowshape => [15, 15, 7], qw(-tags item));
223 $c->create(qw(line 1c 7c 1.75c 5.8c 2.5c 7c 3.25c 5.8c 4c 7c -width .5c -cap round -join round -tags item));
224
225 $c->create(qw(text 15c .2c), -text => 'Curves (smoothed lines)', qw(-anchor n));
226 $c->create(qw(line 11c 4c 11.5c 1c 13.5c 1c 14c 4c -smooth on), -fill =>$blue, qw(-tags item));
227 $c->create(qw(line 15.5c 1c 19.5c 1.5c 15.5c 4.5c 19.5c 4c -smooth on -arrow both -width 3 -tags item));
228 $c->create(qw(line 12c 6c 13.5c 4.5c 16.5c 7.5c 18c 6c 16.5c 4.5c 13.5c 7.5c 12c 6c -smooth on -width 3m -cap round),
229 -stipple => '@'.Tk->findINC('demos/images/grey.25'), -fill => $red, qw(-tags item));
230
231 $c->create(qw(text 25c .2c -text Polygons -anchor n));
232 $c->create(qw(polygon 21c 1.0c 22.5c 1.75c 24c 1.0c 23.25c 2.5c 24c 4.0c 22.5c 3.25c 21c 4.0c 21.75c 2.5c),
233 -fill => $green, qw( -tags item));
234 $c->create(qw(polygon 25c 4c 25c 4c 25c 1c 26c 1c 27c 4c 28c 1c 29c 1c 29c 4c 29c 4c), -fill => $red,
235 qw(-smooth on -tags item));
236 $c->create(qw(polygon 22c 4.5c 25c 4.5c 25c 6.75c 28c 6.75c 28c 5.25c 24c 5.25c 24c 6.0c 26c 6c 26c 7.5c 22c 7.5c),
237 -stipple => '@'.Tk->findINC('demos/images/grey.25'), qw( -tags item));
238
239 $c->create(qw(text 5c 8.2c -text Rectangles -anchor n));
240 $c->create(qw(rectangle 1c 9.5c 4c 12.5c), -outline => $red, qw(-width 3m -tags item));
241 $c->create(qw(rectangle 0.5c 13.5c 4.5c 15.5c), -fill => $green, qw(-tags item));
242 $c->create(qw(rectangle 6c 10c 9c 15c), -outline => undef, -stipple => '@'.Tk->findINC('demos/images/grey.25'), -fill => $blue,
243 qw(-tags item));
244
245 $c->create(qw(text 15c 8.2c -text Ovals -anchor n));
246 $c->create(qw(oval 11c 9.5c 14c 12.5c), -outline => $red, qw(-width 3m -tags item));
247 $c->create(qw(oval 10.5c 13.5c 14.5c 15.5c), -fill => $green, qw(-tags item));
248 $c->create(qw(oval 16c 10c 19c 15c), -outline => undef, -stipple => '@'.Tk->findINC('demos/images/grey.25'), -fill => $blue,
249 qw(-tags item));
250
251 $c->create(qw(text 25c 8.2c -text Text -anchor n));
252 $c->create(qw(rectangle 22.4c 8.9c 22.6c 9.1c));
253 $c->create(qw(text 22.5c 9c -anchor n -width 4c), -font => $font1, -text => 'A short string of text, word-wrapped, ' .
254 'justified left, and anchored north (at the top). The rectangles show the anchor points for each piece ' .
255 'of text.', qw(-tags item));
256 $c->create(qw(rectangle 25.4c 10.9c 25.6c 11.1c));
257 $c->create(qw(text 25.5c 11c -anchor w), -font => $font1, -fill => $blue, -text => "Several lines,\n each centered\n" .
258 "individually,\nand all anchored\nat the left edge.", qw(-justify center -tags item));
259 $c->create(qw(rectangle 24.9c 13.9c 25.1c 14.1c));
260 $c->create(qw(text 25c 14c -anchor c), -font => $font2, -fill => $red, -stipple => '@'.Tk->findINC('demos/images/grey.5'),
261 -text => 'Stippled characters', qw(-tags item));
262
263 $c->create(qw(text 5c 16.2c -text Arcs -anchor n));
264 $c->create(qw(arc 0.5c 17c 7c 20c), -fill => $green, qw(-outline black -start 45 -extent 270 -style pieslice -tags item));
265 $c->create(qw(arc 6.5c 17c 9.5c 20c -width 4m -style arc), -fill => $blue, -stipple => '@'.Tk->findINC('demos/images/grey.25'),
266 qw(-start -135 -extent 270 -tags item));
267 $c->create(qw(arc 0.5c 20c 9.5c 24c -width 4m -style pieslice), -fill => undef, -outline => $red,
268 qw(-start 225 -extent -90 -tags item));
269 $c->create(qw(arc 5.5c 20.5c 9.5c 23.5c -width 4m -style chord), -fill => $blue, -outline => undef,
270 qw(-start 45 -extent 270 -tags item));
271
272 $c->create(qw(text 15c 16.2c -text Bitmaps -anchor n));
273 $c->create(qw(bitmap 13c 20c), -bitmap => '@'.Tk->findINC('demos/images/face'), qw(-tags item));
274 $c->create(qw(bitmap 17c 18.5c), -bitmap => '@'.Tk->findINC('demos/images/noletters'), qw(-tags item));
275 $c->create(qw(bitmap 17c 21.5c), -bitmap => '@'.Tk->findINC('demos/images/letters'), qw(-tags item));
276
277 $c->create(qw(text 25c 16.2c -text Windows -anchor n));
278 my $c_button = $c->Button(-text => 'Press Me', -command => [sub {butPress(@_)}, $c, $red]);
279 $c->create(qw(window 21c 18c), -window => $c_button, qw(-anchor nw -tags item));
280 my $c_entry = $c->Entry(-width => '20', -relief => 'sunken');
281 $c_entry->insert('end' => 'Edit this text');
282 $c->create(qw(window 21c 21c), -window => $c_entry, qw(-anchor nw -tags item));
283 my $c_scale = $c->Scale(-from => '0', -to => '100', '-length' => '6c', -sliderlength => '.4c', -width => '.5c',
284 -tickinterval => '0');
285 $c->create(qw(window 28.5c 17.5c), -window => $c_scale, qw(-anchor n -tags item));
286 $c->create(qw(text 21c 17.9c -text Button: -anchor sw));
287 $c->create(qw(text 21c 20.9c -text Entry: -anchor sw));
288 $c->create(qw(text 28.5c 17.4c -text Scale: -anchor s));
289
290 # Set up event bindings for canvas.
291
292 $c->bind('item', '<Any-Enter>' => sub {itemEnter(@_)});
293 $c->bind('item', '<Any-Leave>' => sub {itemLeave(@_)});
294 $c->Tk::bind('<1>' => sub {
295 my($c) = @_;
296 my $e = $c->XEvent;
297 itemStartDrag $c, $e->x, $e->y;
298 });
299 $c->Tk::bind('<B1-Motion>' => sub {
300 my($c) = @_;
301 my $e = $c->XEvent;
302 itemDrag $c, $e->x, $e->y;
303 });
304 $c->Tk::bind('<2>' => sub {
305 my($c) = @_;
306 my $e = $c->XEvent;
307 $c->scan('mark', $e->x, $e->y);
308 });
309 $c->Tk::bind('<B2-Motion>' => sub {
310 my ($c) = @_;
311 my $e = $c->XEvent;
312 $c->scan('dragto', $e->x, $e->y);
313 });
314 $c->Tk::bind('<3>' => sub {
315 my($c) = @_;
316 my $e = $c->XEvent;
317 itemMark $c, $e->x, $e->y;
318 });
319 $c->Tk::bind('<B3-Motion>' => sub {
320 my($c) = @_;
321 my $e = $c->XEvent;
322 itemStroke $c, $e->x, $e->y;
323 });
324 $c->Tk::bind('<Control-f>' => sub {
325 my($c) = @_;
326 my $e = $c->XEvent;
327 itemsUnderArea $c;
328 });
329 $w->bind('<Any-Enter>' => [sub {
330 my($w, $c) = @_;
331 my $e = $c->XEvent;
332 $c->Tk::focus;
333 }, $c]);
334
335} # end mkItems
336
337
3381;
Full OpenSPARC design & verification tarball including full HDL.