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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "Test.h" | 8 #include "Test.h" |
9 #include "SkRRect.h" | 9 #include "SkRRect.h" |
10 | 10 |
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113 | 113 |
114 // Test out == & != | 114 // Test out == & != |
115 REPORTER_ASSERT(reporter, empty != rr3); | 115 REPORTER_ASSERT(reporter, empty != rr3); |
116 REPORTER_ASSERT(reporter, rr3 == rr4); | 116 REPORTER_ASSERT(reporter, rr3 == rr4); |
117 REPORTER_ASSERT(reporter, rr4 != rr5); | 117 REPORTER_ASSERT(reporter, rr4 != rr5); |
118 } | 118 } |
119 | 119 |
120 // Test out the cases when the RR degenerates to a rect | 120 // Test out the cases when the RR degenerates to a rect |
121 static void test_round_rect_rects(skiatest::Reporter* reporter) { | 121 static void test_round_rect_rects(skiatest::Reporter* reporter) { |
122 SkRect r; | 122 SkRect r; |
123 static const SkPoint pts[] = { | |
124 // Upper Left | |
125 { -SK_Scalar1, -SK_Scalar1 }, // out | |
126 { SK_Scalar1, SK_Scalar1 }, // in | |
127 // Upper Right | |
128 { SkIntToScalar(101), -SK_Scalar1}, // out | |
129 { SkIntToScalar(99), SK_Scalar1 }, // in | |
130 // Lower Right | |
131 { SkIntToScalar(101), SkIntToScalar(101) }, // out | |
132 { SkIntToScalar(99), SkIntToScalar(99) }, // in | |
133 // Lower Left | |
134 { -SK_Scalar1, SkIntToScalar(101) }, // out | |
135 { SK_Scalar1, SkIntToScalar(99) }, // in | |
136 // Middle | |
137 { SkIntToScalar(50), SkIntToScalar(50) } // in | |
138 }; | |
139 static const bool isIn[] = { false, true, false, true, false, true, false, t
rue, true }; | |
140 | |
141 SkASSERT(SK_ARRAY_COUNT(pts) == SK_ARRAY_COUNT(isIn)); | |
142 | 123 |
143 //---- | 124 //---- |
144 SkRRect empty; | 125 SkRRect empty; |
145 | 126 |
146 empty.setEmpty(); | 127 empty.setEmpty(); |
147 | 128 |
148 REPORTER_ASSERT(reporter, SkRRect::kEmpty_Type == empty.type()); | 129 REPORTER_ASSERT(reporter, SkRRect::kEmpty_Type == empty.type()); |
149 r = empty.rect(); | 130 r = empty.rect(); |
150 REPORTER_ASSERT(reporter, 0 == r.fLeft && 0 == r.fTop && 0 == r.fRight && 0
== r.fBottom); | 131 REPORTER_ASSERT(reporter, 0 == r.fLeft && 0 == r.fTop && 0 == r.fRight && 0
== r.fBottom); |
151 | 132 |
152 //---- | 133 //---- |
153 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); | 134 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); |
154 SkRRect rr1; | 135 SkRRect rr1; |
155 rr1.setRectXY(rect, 0, 0); | 136 rr1.setRectXY(rect, 0, 0); |
156 | 137 |
157 REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr1.type()); | 138 REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr1.type()); |
158 r = rr1.rect(); | 139 r = rr1.rect(); |
159 REPORTER_ASSERT(reporter, rect == r); | 140 REPORTER_ASSERT(reporter, rect == r); |
160 for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) { | |
161 REPORTER_ASSERT(reporter, isIn[i] == rr1.contains(pts[i].fX, pts[i].fY))
; | |
162 } | |
163 | 141 |
164 //---- | 142 //---- |
165 SkPoint radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } }; | 143 SkPoint radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } }; |
166 | 144 |
167 SkRRect rr2; | 145 SkRRect rr2; |
168 rr2.setRectRadii(rect, radii); | 146 rr2.setRectRadii(rect, radii); |
169 | 147 |
170 REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr2.type()); | 148 REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr2.type()); |
171 r = rr2.rect(); | 149 r = rr2.rect(); |
172 REPORTER_ASSERT(reporter, rect == r); | 150 REPORTER_ASSERT(reporter, rect == r); |
173 for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) { | |
174 REPORTER_ASSERT(reporter, isIn[i] == rr2.contains(pts[i].fX, pts[i].fY))
; | |
175 } | |
176 | 151 |
177 //---- | 152 //---- |
178 SkPoint radii2[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; | 153 SkPoint radii2[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; |
179 | 154 |
180 SkRRect rr3; | 155 SkRRect rr3; |
181 rr3.setRectRadii(rect, radii2); | 156 rr3.setRectRadii(rect, radii2); |
182 REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr3.type()); | 157 REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr3.type()); |
183 } | 158 } |
184 | 159 |
185 // Test out the cases when the RR degenerates to an oval | 160 // Test out the cases when the RR degenerates to an oval |
186 static void test_round_rect_ovals(skiatest::Reporter* reporter) { | 161 static void test_round_rect_ovals(skiatest::Reporter* reporter) { |
187 static const SkScalar kEps = 0.1f; | |
188 static const SkScalar kWidthTol = SkScalarHalf(kWidth) * (SK_Scalar1 - SK_Sc
alarRoot2Over2); | |
189 static const SkScalar kHeightTol = SkScalarHalf(kHeight) * (SK_Scalar1 - SK_
ScalarRoot2Over2); | |
190 static const SkPoint pts[] = { | |
191 // Upper Left | |
192 { kWidthTol - kEps, kHeightTol - kEps }, // out | |
193 { kWidthTol + kEps, kHeightTol + kEps }, // in | |
194 // Upper Right | |
195 { kWidth + kEps - kWidthTol, kHeightTol - kEps }, // out | |
196 { kWidth - kEps - kWidthTol, kHeightTol + kEps }, // in | |
197 // Lower Right | |
198 { kWidth + kEps - kWidthTol, kHeight + kEps - kHeightTol }, // out | |
199 { kWidth - kEps - kWidthTol, kHeight - kEps - kHeightTol }, // in | |
200 // Lower Left | |
201 { kWidthTol - kEps, kHeight + kEps - kHeightTol }, //out | |
202 { kWidthTol + kEps, kHeight - kEps - kHeightTol }, // in | |
203 // Middle | |
204 { SkIntToScalar(50), SkIntToScalar(50) } // in | |
205 }; | |
206 static const bool isIn[] = { false, true, false, true, false, true, false, t
rue, true }; | |
207 | |
208 SkASSERT(SK_ARRAY_COUNT(pts) == SK_ARRAY_COUNT(isIn)); | |
209 | |
210 //---- | 162 //---- |
211 SkRect oval; | 163 SkRect oval; |
212 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); | 164 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); |
213 SkRRect rr1; | 165 SkRRect rr1; |
214 rr1.setRectXY(rect, SkScalarHalf(kWidth), SkScalarHalf(kHeight)); | 166 rr1.setRectXY(rect, SkScalarHalf(kWidth), SkScalarHalf(kHeight)); |
215 | 167 |
216 REPORTER_ASSERT(reporter, SkRRect::kOval_Type == rr1.type()); | 168 REPORTER_ASSERT(reporter, SkRRect::kOval_Type == rr1.type()); |
217 oval = rr1.rect(); | 169 oval = rr1.rect(); |
218 REPORTER_ASSERT(reporter, oval == rect); | 170 REPORTER_ASSERT(reporter, oval == rect); |
219 for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) { | |
220 REPORTER_ASSERT(reporter, isIn[i] == rr1.contains(pts[i].fX, pts[i].fY))
; | |
221 } | |
222 } | 171 } |
223 | 172 |
224 // Test out the non-degenerate RR cases | 173 // Test out the non-degenerate RR cases |
225 static void test_round_rect_general(skiatest::Reporter* reporter) { | 174 static void test_round_rect_general(skiatest::Reporter* reporter) { |
226 static const SkScalar kEps = 0.1f; | |
227 static const SkScalar kDist20 = 20 * (SK_Scalar1 - SK_ScalarRoot2Over2); | |
228 static const SkPoint pts[] = { | |
229 // Upper Left | |
230 { kDist20 - kEps, kDist20 - kEps }, // out | |
231 { kDist20 + kEps, kDist20 + kEps }, // in | |
232 // Upper Right | |
233 { kWidth + kEps - kDist20, kDist20 - kEps }, // out | |
234 { kWidth - kEps - kDist20, kDist20 + kEps }, // in | |
235 // Lower Right | |
236 { kWidth + kEps - kDist20, kHeight + kEps - kDist20 }, // out | |
237 { kWidth - kEps - kDist20, kHeight - kEps - kDist20 }, // in | |
238 // Lower Left | |
239 { kDist20 - kEps, kHeight + kEps - kDist20 }, //out | |
240 { kDist20 + kEps, kHeight - kEps - kDist20 }, // in | |
241 // Middle | |
242 { SkIntToScalar(50), SkIntToScalar(50) } // in | |
243 }; | |
244 static const bool isIn[] = { false, true, false, true, false, true, false, t
rue, true }; | |
245 | |
246 SkASSERT(SK_ARRAY_COUNT(pts) == SK_ARRAY_COUNT(isIn)); | |
247 | |
248 //---- | 175 //---- |
249 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); | 176 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); |
250 SkRRect rr1; | 177 SkRRect rr1; |
251 rr1.setRectXY(rect, 20, 20); | 178 rr1.setRectXY(rect, 20, 20); |
252 | 179 |
253 REPORTER_ASSERT(reporter, SkRRect::kSimple_Type == rr1.type()); | 180 REPORTER_ASSERT(reporter, SkRRect::kSimple_Type == rr1.type()); |
254 for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) { | |
255 REPORTER_ASSERT(reporter, isIn[i] == rr1.contains(pts[i].fX, pts[i].fY))
; | |
256 } | |
257 | 181 |
258 //---- | 182 //---- |
259 static const SkScalar kDist50 = 50*(SK_Scalar1 - SK_ScalarRoot2Over2); | |
260 static const SkPoint pts2[] = { | |
261 // Upper Left | |
262 { -SK_Scalar1, -SK_Scalar1 }, // out | |
263 { SK_Scalar1, SK_Scalar1 }, // in | |
264 // Upper Right | |
265 { kWidth + kEps - kDist20, kDist20 - kEps }, // out | |
266 { kWidth - kEps - kDist20, kDist20 + kEps }, // in | |
267 // Lower Right | |
268 { kWidth + kEps - kDist50, kHeight + kEps - kDist50 }, // out | |
269 { kWidth - kEps - kDist50, kHeight - kEps - kDist50 }, // in | |
270 // Lower Left | |
271 { kDist20 - kEps, kHeight + kEps - kDist50 }, // out | |
272 { kDist20 + kEps, kHeight - kEps - kDist50 }, // in | |
273 // Middle | |
274 { SkIntToScalar(50), SkIntToScalar(50) } // in | |
275 }; | |
276 | |
277 SkASSERT(SK_ARRAY_COUNT(pts2) == SK_ARRAY_COUNT(isIn)); | |
278 | |
279 SkPoint radii[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; | 183 SkPoint radii[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; |
280 | 184 |
281 SkRRect rr2; | 185 SkRRect rr2; |
282 rr2.setRectRadii(rect, radii); | 186 rr2.setRectRadii(rect, radii); |
283 | 187 |
284 REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr2.type()); | 188 REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr2.type()); |
285 for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) { | |
286 REPORTER_ASSERT(reporter, isIn[i] == rr2.contains(pts2[i].fX, pts2[i].fY
)); | |
287 } | |
288 } | 189 } |
289 | 190 |
290 // Test out questionable-parameter handling | 191 // Test out questionable-parameter handling |
291 static void test_round_rect_iffy_parameters(skiatest::Reporter* reporter) { | 192 static void test_round_rect_iffy_parameters(skiatest::Reporter* reporter) { |
292 | 193 |
293 // When the radii exceed the base rect they are proportionally scaled down | 194 // When the radii exceed the base rect they are proportionally scaled down |
294 // to fit | 195 // to fit |
295 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); | 196 SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); |
296 SkPoint radii[4] = { { 50, 100 }, { 100, 50 }, { 50, 100 }, { 100, 50 } }; | 197 SkPoint radii[4] = { { 50, 100 }, { 100, 50 }, { 50, 100 }, { 100, 50 } }; |
297 | 198 |
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456 test_round_rect_rects(reporter); | 357 test_round_rect_rects(reporter); |
457 test_round_rect_ovals(reporter); | 358 test_round_rect_ovals(reporter); |
458 test_round_rect_general(reporter); | 359 test_round_rect_general(reporter); |
459 test_round_rect_iffy_parameters(reporter); | 360 test_round_rect_iffy_parameters(reporter); |
460 test_inset(reporter); | 361 test_inset(reporter); |
461 test_round_rect_contains_rect(reporter); | 362 test_round_rect_contains_rect(reporter); |
462 } | 363 } |
463 | 364 |
464 #include "TestClassDef.h" | 365 #include "TestClassDef.h" |
465 DEFINE_TESTCLASS("RoundRect", TestRoundRectClass, TestRoundRect) | 366 DEFINE_TESTCLASS("RoundRect", TestRoundRectClass, TestRoundRect) |
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