Repository navigation
Expand file tree
/
Copy pathrequest.cpp
More file actions
250 lines (230 loc) · 8.84 KB
/
Copy pathrequest.cpp
File metadata and controls
250 lines (230 loc) · 8.84 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
//-----------------------------------------------------------------------------
// Implementation of our Request class; a request is a user-created thing
// that will generate an entity (line, curve) when the sketch is generated,
// in the same way that other entities are generated automatically, like
// by an extrude or a step and repeat.
//
// Copyright 2008-2013 Jonathan Westhues.
//-----------------------------------------------------------------------------
#include "solvespace.h"
namespace SolveSpace {
const hRequest Request::HREQUEST_REFERENCE_XY = { 1 };
const hRequest Request::HREQUEST_REFERENCE_YZ = { 2 };
const hRequest Request::HREQUEST_REFERENCE_ZX = { 3 };
struct EntReqMapping {
Request::Type reqType;
Entity::Type entType;
int points;
bool useExtraPoints;
bool hasNormal;
bool hasDistance;
};
static const EntReqMapping EntReqMap[] = {
// request type entity type pts xtra? norml dist
{ Request::Type::WORKPLANE, Entity::Type::WORKPLANE, 1, false, true, false },
{ Request::Type::DATUM_POINT, (Entity::Type)0, 1, false, false, false },
{ Request::Type::LINE_SEGMENT, Entity::Type::LINE_SEGMENT, 2, false, false, false },
{ Request::Type::CUBIC, Entity::Type::CUBIC, 4, true, false, false },
{ Request::Type::CUBIC_PERIODIC, Entity::Type::CUBIC_PERIODIC, 3, true, false, false },
{ Request::Type::CIRCLE, Entity::Type::CIRCLE, 1, false, true, true },
{ Request::Type::ARC_OF_CIRCLE, Entity::Type::ARC_OF_CIRCLE, 3, false, true, false },
{ Request::Type::TTF_TEXT, Entity::Type::TTF_TEXT, 4, false, true, false },
{ Request::Type::IMAGE, Entity::Type::IMAGE, 4, false, true, false },
};
static void CopyEntityInfo(const EntReqMapping *te, int extraPoints,
Entity::Type *ent, Request::Type *req,
int *pts, bool *hasNormal, bool *hasDistance)
{
int points = te->points;
if(te->useExtraPoints) points += extraPoints;
if(ent) *ent = te->entType;
if(req) *req = te->reqType;
if(pts) *pts = points;
if(hasNormal) *hasNormal = te->hasNormal;
if(hasDistance) *hasDistance = te->hasDistance;
}
void EntReqTable::GetRequestInfo(Request::Type req, int extraPoints,
Entity::Type *ent, int *pts, bool *hasNormal, bool *hasDistance)
{
for(const EntReqMapping &te : EntReqMap) {
if(req == te.reqType) {
CopyEntityInfo(&te, extraPoints, ent, NULL, pts, hasNormal, hasDistance);
return;
}
}
ssassert(false, "No request info");
}
bool EntReqTable::GetEntityInfo(Entity::Type ent, int extraPoints,
Request::Type *req, int *pts, bool *hasNormal, bool *hasDistance)
{
for(const EntReqMapping &te : EntReqMap) {
if(ent == te.entType) {
CopyEntityInfo(&te, extraPoints, NULL, req, pts, hasNormal, hasDistance);
return true;
}
}
return false;
}
Request::Type EntReqTable::GetRequestForEntity(Entity::Type ent) {
Request::Type req;
ssassert(GetEntityInfo(ent, 0, &req, NULL, NULL, NULL),
"No entity for request");
return req;
}
void Request::Generate(EntityList *entity, ParamList *param)
{
int points = 0;
Entity::Type et = (Entity::Type)0;
bool hasNormal = false;
bool hasDistance = false;
int i;
// Request-specific generation.
switch(type) {
case Type::TTF_TEXT: {
// `extraPoints` is storing kerning boolean
double actualAspectRatio = SS.fonts.AspectRatio(font, str, extraPoints);
if(EXACT(actualAspectRatio != 0.0)) {
// We could load the font, so use the actual value.
aspectRatio = actualAspectRatio;
}
if(EXACT(aspectRatio == 0.0)) {
// We couldn't load the font and we don't have anything saved,
// so just use 1:1, which is valid for the missing font symbol anyhow.
aspectRatio = 1.0;
}
break;
}
case Type::IMAGE: {
auto image = SS.images.find(file);
if(image != SS.images.end()) {
std::shared_ptr<Pixmap> pixmap = (*image).second;
if(pixmap != NULL) {
aspectRatio = (double)pixmap->width / (double)pixmap->height;
}
}
if(EXACT(aspectRatio == 0.0)) {
aspectRatio = 1.0;
}
break;
}
default: // most requests don't do anything else
break;
}
Entity e = {};
EntReqTable::GetRequestInfo(type, extraPoints, &et, &points, &hasNormal, &hasDistance);
// Generate the entity that's specific to this request.
e.type = et;
e.extraPoints = extraPoints;
e.group = group;
e.style = style;
e.workplane = workplane;
e.construction = construction;
e.str = str;
e.font = font;
e.file = file;
e.aspectRatio = aspectRatio;
e.h = h.entity(0);
// And generate entities for the points
for(i = 0; i < points; i++) {
Entity p = {};
p.workplane = workplane;
// points start from entity 1, except for datum point case
p.h = h.entity(i+((et != (Entity::Type)0) ? 1 : 0));
p.group = group;
p.style = style;
p.construction = e.construction;
if(workplane == Entity::FREE_IN_3D) {
p.type = Entity::Type::POINT_IN_3D;
// params for x y z
p.param[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param[1] = AddParam(param, h.param(16 + 3*i + 1));
p.param[2] = AddParam(param, h.param(16 + 3*i + 2));
} else {
p.type = Entity::Type::POINT_IN_2D;
// params for u v
p.param[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param[1] = AddParam(param, h.param(16 + 3*i + 1));
}
entity->Add(&p);
e.point[i] = p.h;
}
if(hasNormal) {
Entity n = {};
n.workplane = workplane;
n.h = h.entity(32);
n.group = group;
n.style = style;
n.construction = e.construction;
if(workplane == Entity::FREE_IN_3D) {
n.type = Entity::Type::NORMAL_IN_3D;
n.param[0] = AddParam(param, h.param(32+0));
n.param[1] = AddParam(param, h.param(32+1));
n.param[2] = AddParam(param, h.param(32+2));
n.param[3] = AddParam(param, h.param(32+3));
} else {
n.type = Entity::Type::NORMAL_IN_2D;
// and this is just a copy of the workplane quaternion,
// so no params required
}
ssassert(points >= 1, "Positioning a normal requires a point");
// The point determines where the normal gets displayed on-screen;
// it's entirely cosmetic.
n.point[0] = e.point[0];
entity->Add(&n);
e.normal = n.h;
}
if(hasDistance) {
Entity d = {};
d.workplane = workplane;
d.h = h.entity(64);
d.group = group;
d.style = style;
d.type = Entity::Type::DISTANCE;
d.param[0] = AddParam(param, h.param(64));
entity->Add(&d);
e.distance = d.h;
}
if(et != (Entity::Type)0) entity->Add(&e);
}
std::string Request::DescriptionString() const {
const char *s = "";
if(h == Request::HREQUEST_REFERENCE_XY) {
s = "#XY";
} else if(h == Request::HREQUEST_REFERENCE_YZ) {
s = "#YZ";
} else if(h == Request::HREQUEST_REFERENCE_ZX) {
s = "#ZX";
} else {
switch(type) {
case Type::WORKPLANE: s = "workplane"; break;
case Type::DATUM_POINT: s = "datum-point"; break;
case Type::LINE_SEGMENT: s = "line-segment"; break;
case Type::CUBIC: s = "cubic-bezier"; break;
case Type::CUBIC_PERIODIC: s = "periodic-cubic"; break;
case Type::CIRCLE: s = "circle"; break;
case Type::ARC_OF_CIRCLE: s = "arc-of-circle"; break;
case Type::TTF_TEXT: s = "ttf-text"; break;
case Type::IMAGE: s = "image"; break;
}
}
ssassert(s != NULL, "Unexpected request type");
return ssprintf("r%03x-%s", h.v, s);
}
int Request::IndexOfPoint(hEntity he) const {
if(type == Type::DATUM_POINT) {
return (he == h.entity(0)) ? 0 : -1;
}
for(int i = 0; i < MAX_POINTS_IN_ENTITY; i++) {
if(he == h.entity(i + 1)) {
return i;
}
}
return -1;
}
hParam Request::AddParam(ParamList *param, hParam hp) {
Param pa = {};
pa.h = hp;
param->Add(&pa);
return hp;
}
} // namespace SolveSpace