| OLD | NEW |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ui/views/controls/label.h" | 5 #include "ui/views/controls/label.h" |
| 6 | 6 |
| 7 #include "base/i18n/rtl.h" | 7 #include "base/i18n/rtl.h" |
| 8 #include "base/strings/utf_string_conversions.h" | 8 #include "base/strings/utf_string_conversions.h" |
| 9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
| 10 #include "ui/accessibility/ax_view_state.h" | 10 #include "ui/accessibility/ax_view_state.h" |
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| 70 | 70 |
| 71 Label label; | 71 Label label; |
| 72 for (size_t i = 0; i < 2; ++i) { | 72 for (size_t i = 0; i < 2; ++i) { |
| 73 // Toggle the application default text direction (to try each direction). | 73 // Toggle the application default text direction (to try each direction). |
| 74 SetRTL(!base::i18n::IsRTL()); | 74 SetRTL(!base::i18n::IsRTL()); |
| 75 bool reverse_alignment = base::i18n::IsRTL(); | 75 bool reverse_alignment = base::i18n::IsRTL(); |
| 76 | 76 |
| 77 // The alignment should be flipped in RTL UI. | 77 // The alignment should be flipped in RTL UI. |
| 78 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | 78 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); |
| 79 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_LEFT : gfx::ALIGN_RIGHT, | 79 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_LEFT : gfx::ALIGN_RIGHT, |
| 80 label.GetHorizontalAlignment()); | 80 label.horizontal_alignment()); |
| 81 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | 81 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); |
| 82 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_RIGHT : gfx::ALIGN_LEFT, | 82 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_RIGHT : gfx::ALIGN_LEFT, |
| 83 label.GetHorizontalAlignment()); | 83 label.horizontal_alignment()); |
| 84 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | 84 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); |
| 85 EXPECT_EQ(gfx::ALIGN_CENTER, label.GetHorizontalAlignment()); | 85 EXPECT_EQ(gfx::ALIGN_CENTER, label.horizontal_alignment()); |
| 86 | 86 |
| 87 for (size_t j = 0; j < 2; ++j) { | 87 for (size_t j = 0; j < 2; ++j) { |
| 88 label.SetHorizontalAlignment(gfx::ALIGN_TO_HEAD); | 88 label.SetHorizontalAlignment(gfx::ALIGN_TO_HEAD); |
| 89 const bool rtl = j == 0; | 89 const bool rtl = j == 0; |
| 90 label.SetText(rtl ? base::WideToUTF16(L"\x5d0") : ASCIIToUTF16("A")); | 90 label.SetText(rtl ? base::WideToUTF16(L"\x5d0") : ASCIIToUTF16("A")); |
| 91 EXPECT_EQ(rtl ? gfx::ALIGN_RIGHT : gfx::ALIGN_LEFT, | 91 EXPECT_EQ(gfx::ALIGN_TO_HEAD, label.horizontal_alignment()); |
| 92 label.GetHorizontalAlignment()); | |
| 93 } | 92 } |
| 94 } | 93 } |
| 95 | 94 |
| 96 EXPECT_EQ(was_rtl, base::i18n::IsRTL()); | 95 EXPECT_EQ(was_rtl, base::i18n::IsRTL()); |
| 97 } | 96 } |
| 98 | 97 |
| 99 TEST_F(LabelTest, MultiLineProperty) { | 98 TEST_F(LabelTest, MultiLineProperty) { |
| 100 Label label; | 99 Label label; |
| 101 EXPECT_FALSE(label.multi_line()); | 100 EXPECT_FALSE(label.multi_line()); |
| 102 label.SetMultiLine(true); | 101 label.SetMultiLine(true); |
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| 180 label.SetObscured(true); | 179 label.SetObscured(true); |
| 181 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | 180 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 182 | 181 |
| 183 // Obscuring the text shouldn't permanently clobber the tooltip. | 182 // Obscuring the text shouldn't permanently clobber the tooltip. |
| 184 label.SetObscured(false); | 183 label.SetObscured(false); |
| 185 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 184 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 186 | 185 |
| 187 // Making the label multiline shouldn't eliminate the tooltip. | 186 // Making the label multiline shouldn't eliminate the tooltip. |
| 188 label.SetMultiLine(true); | 187 label.SetMultiLine(true); |
| 189 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 188 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 189 |
| 190 // Expanding the multiline label bounds should eliminate the tooltip. | 190 // Expanding the multiline label bounds should eliminate the tooltip. |
| 191 label.SetBounds(0, 0, 1000, 1000); | 191 label.SetBounds(0, 0, 1000, 1000); |
| 192 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | 192 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 193 | 193 |
| 194 // Verify that setting the tooltip still shows it. | 194 // Verify that setting the tooltip still shows it. |
| 195 label.SetTooltipText(tooltip_text); | 195 label.SetTooltipText(tooltip_text); |
| 196 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 196 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 197 EXPECT_EQ(tooltip_text, tooltip); | 197 EXPECT_EQ(tooltip_text, tooltip); |
| 198 // Clear out the tooltip. | 198 // Clear out the tooltip. |
| 199 label.SetTooltipText(base::string16()); | 199 label.SetTooltipText(base::string16()); |
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| 325 | 325 |
| 326 // GetPreferredSize and borders. | 326 // GetPreferredSize and borders. |
| 327 label.SetBounds(0, 0, 0, 0); | 327 label.SetBounds(0, 0, 0, 0); |
| 328 gfx::Size required_size_with_border = label.GetPreferredSize(); | 328 gfx::Size required_size_with_border = label.GetPreferredSize(); |
| 329 EXPECT_EQ(required_size_with_border.height(), | 329 EXPECT_EQ(required_size_with_border.height(), |
| 330 required_size.height() + border.height()); | 330 required_size.height() + border.height()); |
| 331 EXPECT_EQ(required_size_with_border.width(), | 331 EXPECT_EQ(required_size_with_border.width(), |
| 332 required_size.width() + border.width()); | 332 required_size.width() + border.width()); |
| 333 } | 333 } |
| 334 | 334 |
| 335 TEST_F(LabelTest, DirectionalityFromText) { | |
| 336 Label label; | |
| 337 label.SetBounds(0, 0, 1000, 1000); | |
| 338 base::string16 paint_text; | |
| 339 gfx::Rect text_bounds; | |
| 340 int flags = -1; | |
| 341 | |
| 342 // Test text starts with RTL character. | |
| 343 label.SetText(base::WideToUTF16(L" \x5d0\x5d1\x5d2 abc")); | |
| 344 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 345 EXPECT_EQ(gfx::Canvas::FORCE_RTL_DIRECTIONALITY, | |
| 346 flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 347 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 348 | |
| 349 // Test text starts with LTR character. | |
| 350 label.SetText(base::WideToUTF16(L"ltr \x5d0\x5d1\x5d2 abc")); | |
| 351 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 352 EXPECT_EQ(gfx::Canvas::FORCE_LTR_DIRECTIONALITY, | |
| 353 flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 354 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 355 } | |
| 356 | |
| 357 TEST_F(LabelTest, DrawSingleLineString) { | |
| 358 Label label; | |
| 359 label.SetFocusable(false); | |
| 360 | |
| 361 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 362 gfx::Size required_size(label.GetPreferredSize()); | |
| 363 gfx::Size extra(22, 8); | |
| 364 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 365 required_size.height() + extra.height()); | |
| 366 | |
| 367 // Do some basic verifications for all three alignments. | |
| 368 base::string16 paint_text; | |
| 369 gfx::Rect text_bounds; | |
| 370 int flags = -1; | |
| 371 | |
| 372 // Centered text. | |
| 373 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 374 EXPECT_EQ(label.text(), paint_text); | |
| 375 // The text should be centered horizontally and vertically. | |
| 376 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 377 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 378 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 379 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 380 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 381 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 382 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 383 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 384 | |
| 385 // Left aligned text. | |
| 386 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 387 paint_text.clear(); | |
| 388 text_bounds.SetRect(0, 0, 0, 0); | |
| 389 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 390 EXPECT_EQ(label.text(), paint_text); | |
| 391 // The text should be left aligned horizontally and centered vertically. | |
| 392 EXPECT_EQ(0, text_bounds.x()); | |
| 393 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 394 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 395 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 396 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 397 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 398 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 399 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 400 | |
| 401 // Right aligned text. | |
| 402 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 403 paint_text.clear(); | |
| 404 text_bounds.SetRect(0, 0, 0, 0); | |
| 405 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 406 EXPECT_EQ(label.text(), paint_text); | |
| 407 // The text should be right aligned horizontally and centered vertically. | |
| 408 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 409 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 410 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 411 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 412 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 413 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 414 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 415 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 416 | |
| 417 // Test single line drawing with a border. | |
| 418 gfx::Insets border(39, 34, 8, 96); | |
| 419 label.SetBorder(Border::CreateEmptyBorder( | |
| 420 border.top(), border.left(), border.bottom(), border.right())); | |
| 421 | |
| 422 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 423 EXPECT_EQ(required_size.width() + border.width(), | |
| 424 required_size_with_border.width()); | |
| 425 EXPECT_EQ(required_size.height() + border.height(), | |
| 426 required_size_with_border.height()); | |
| 427 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 428 required_size_with_border.height() + extra.height()); | |
| 429 | |
| 430 // Centered text with border. | |
| 431 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 432 paint_text.clear(); | |
| 433 text_bounds.SetRect(0, 0, 0, 0); | |
| 434 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 435 EXPECT_EQ(label.text(), paint_text); | |
| 436 // The text should be centered horizontally and vertically within the border. | |
| 437 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 438 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 439 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 440 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 441 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 442 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 443 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 444 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 445 | |
| 446 // Left aligned text with border. | |
| 447 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 448 paint_text.clear(); | |
| 449 text_bounds.SetRect(0, 0, 0, 0); | |
| 450 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 451 EXPECT_EQ(label.text(), paint_text); | |
| 452 // The text should be left aligned horizontally and centered vertically. | |
| 453 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 454 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 455 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 456 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 457 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 458 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 459 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 460 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 461 | |
| 462 // Right aligned text. | |
| 463 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 464 paint_text.clear(); | |
| 465 text_bounds.SetRect(0, 0, 0, 0); | |
| 466 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 467 EXPECT_EQ(label.text(), paint_text); | |
| 468 // The text should be right aligned horizontally and centered vertically. | |
| 469 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 470 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 471 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 472 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 473 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 474 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 475 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 476 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 477 } | |
| 478 | |
| 479 // Pango needs a max height to elide multiline text; that is not supported here. | |
| 480 TEST_F(LabelTest, DrawMultiLineString) { | |
| 481 Label label; | |
| 482 label.SetFocusable(false); | |
| 483 // Set a background color to prevent gfx::Canvas::NO_SUBPIXEL_RENDERING flags. | |
| 484 label.SetBackgroundColor(SK_ColorWHITE); | |
| 485 | |
| 486 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 487 label.SetMultiLine(true); | |
| 488 label.SizeToFit(0); | |
| 489 gfx::Size extra(50, 10); | |
| 490 label.SetBounds(label.x(), label.y(), | |
| 491 label.width() + extra.width(), | |
| 492 label.height() + extra.height()); | |
| 493 | |
| 494 // Do some basic verifications for all three alignments. | |
| 495 base::string16 paint_text; | |
| 496 gfx::Rect text_bounds; | |
| 497 int flags = -1; | |
| 498 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 499 EXPECT_EQ(label.text(), paint_text); | |
| 500 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 501 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 502 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 503 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 504 int expected_flags = gfx::Canvas::MULTI_LINE | | |
| 505 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 506 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 507 #if !defined(OS_WIN) | |
| 508 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 509 #endif | |
| 510 EXPECT_EQ(expected_flags, expected_flags); | |
| 511 gfx::Rect center_bounds(text_bounds); | |
| 512 | |
| 513 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 514 paint_text.clear(); | |
| 515 text_bounds.SetRect(0, 0, 0, 0); | |
| 516 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 517 EXPECT_EQ(label.text(), paint_text); | |
| 518 EXPECT_EQ(0, text_bounds.x()); | |
| 519 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 520 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 521 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 522 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 523 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 524 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 525 #if !defined(OS_WIN) | |
| 526 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 527 #endif | |
| 528 EXPECT_EQ(expected_flags, expected_flags); | |
| 529 | |
| 530 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 531 paint_text.clear(); | |
| 532 text_bounds.SetRect(0, 0, 0, 0); | |
| 533 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 534 EXPECT_EQ(label.text(), paint_text); | |
| 535 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 536 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 537 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 538 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 539 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 540 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 541 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 542 #if !defined(OS_WIN) | |
| 543 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 544 #endif | |
| 545 EXPECT_EQ(expected_flags, expected_flags); | |
| 546 | |
| 547 // Test multiline drawing with a border. | |
| 548 gfx::Insets border(19, 92, 23, 2); | |
| 549 label.SetBorder(Border::CreateEmptyBorder( | |
| 550 border.top(), border.left(), border.bottom(), border.right())); | |
| 551 label.SizeToFit(0); | |
| 552 label.SetBounds(label.x(), label.y(), | |
| 553 label.width() + extra.width(), | |
| 554 label.height() + extra.height()); | |
| 555 | |
| 556 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 557 paint_text.clear(); | |
| 558 text_bounds.SetRect(0, 0, 0, 0); | |
| 559 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 560 EXPECT_EQ(label.text(), paint_text); | |
| 561 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 562 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 563 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 564 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 565 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 566 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 567 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 568 #if !defined(OS_WIN) | |
| 569 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 570 #endif | |
| 571 EXPECT_EQ(expected_flags, expected_flags); | |
| 572 | |
| 573 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 574 paint_text.clear(); | |
| 575 text_bounds.SetRect(0, 0, 0, 0); | |
| 576 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 577 EXPECT_EQ(label.text(), paint_text); | |
| 578 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 579 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 580 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 581 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 582 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 583 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 584 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 585 #if !defined(OS_WIN) | |
| 586 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 587 #endif | |
| 588 EXPECT_EQ(expected_flags, expected_flags); | |
| 589 | |
| 590 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 591 paint_text.clear(); | |
| 592 text_bounds.SetRect(0, 0, 0, 0); | |
| 593 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 594 EXPECT_EQ(label.text(), paint_text); | |
| 595 EXPECT_EQ(extra.width() + border.left(), text_bounds.x()); | |
| 596 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 597 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 598 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 599 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 600 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 601 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 602 #if !defined(OS_WIN) | |
| 603 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 604 #endif | |
| 605 EXPECT_EQ(expected_flags, expected_flags); | |
| 606 } | |
| 607 | |
| 608 TEST_F(LabelTest, DrawSingleLineStringInRTL) { | |
| 609 Label label; | |
| 610 label.SetFocusable(false); | |
| 611 | |
| 612 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 613 base::i18n::SetICUDefaultLocale("he"); | |
| 614 | |
| 615 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 616 gfx::Size required_size(label.GetPreferredSize()); | |
| 617 gfx::Size extra(22, 8); | |
| 618 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 619 required_size.height() + extra.height()); | |
| 620 | |
| 621 // Do some basic verifications for all three alignments. | |
| 622 base::string16 paint_text; | |
| 623 gfx::Rect text_bounds; | |
| 624 int flags = -1; | |
| 625 | |
| 626 // Centered text. | |
| 627 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 628 EXPECT_EQ(label.text(), paint_text); | |
| 629 // The text should be centered horizontally and vertically. | |
| 630 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 631 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 632 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 633 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 634 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 635 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 636 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 637 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 638 | |
| 639 // ALIGN_LEFT label. | |
| 640 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 641 paint_text.clear(); | |
| 642 text_bounds.SetRect(0, 0, 0, 0); | |
| 643 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 644 EXPECT_EQ(label.text(), paint_text); | |
| 645 // The text should be right aligned horizontally and centered vertically. | |
| 646 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 647 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 648 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 649 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 650 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 651 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 652 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 653 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 654 | |
| 655 // ALIGN_RIGHT label. | |
| 656 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 657 paint_text.clear(); | |
| 658 text_bounds.SetRect(0, 0, 0, 0); | |
| 659 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 660 EXPECT_EQ(label.text(), paint_text); | |
| 661 // The text should be left aligned horizontally and centered vertically. | |
| 662 EXPECT_EQ(0, text_bounds.x()); | |
| 663 EXPECT_EQ(extra.height() / 2 , text_bounds.y()); | |
| 664 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 665 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 666 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 667 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 668 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 669 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 670 | |
| 671 | |
| 672 // Test single line drawing with a border. | |
| 673 gfx::Insets border(39, 34, 8, 96); | |
| 674 label.SetBorder(Border::CreateEmptyBorder( | |
| 675 border.top(), border.left(), border.bottom(), border.right())); | |
| 676 | |
| 677 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 678 EXPECT_EQ(required_size.width() + border.width(), | |
| 679 required_size_with_border.width()); | |
| 680 EXPECT_EQ(required_size.height() + border.height(), | |
| 681 required_size_with_border.height()); | |
| 682 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 683 required_size_with_border.height() + extra.height()); | |
| 684 | |
| 685 // Centered text with border. | |
| 686 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 687 paint_text.clear(); | |
| 688 text_bounds.SetRect(0, 0, 0, 0); | |
| 689 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 690 EXPECT_EQ(label.text(), paint_text); | |
| 691 // The text should be centered horizontally and vertically within the border. | |
| 692 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 693 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 694 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 695 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 696 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 697 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 698 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 699 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 700 | |
| 701 // ALIGN_LEFT text with border. | |
| 702 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 703 paint_text.clear(); | |
| 704 text_bounds.SetRect(0, 0, 0, 0); | |
| 705 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 706 EXPECT_EQ(label.text(), paint_text); | |
| 707 // The text should be right aligned horizontally and centered vertically. | |
| 708 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 709 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 710 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 711 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 712 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 713 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 714 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 715 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 716 | |
| 717 // ALIGN_RIGHT text. | |
| 718 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 719 paint_text.clear(); | |
| 720 text_bounds.SetRect(0, 0, 0, 0); | |
| 721 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 722 EXPECT_EQ(label.text(), paint_text); | |
| 723 // The text should be left aligned horizontally and centered vertically. | |
| 724 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 725 EXPECT_EQ(border.top() + extra.height() / 2 , text_bounds.y()); | |
| 726 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 727 EXPECT_EQ(required_size.height(), text_bounds.height()); | |
| 728 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 729 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 730 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 731 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 732 | |
| 733 // Reset locale. | |
| 734 base::i18n::SetICUDefaultLocale(locale); | |
| 735 } | |
| 736 | |
| 737 // On Linux the underlying pango routines require a max height in order to | |
| 738 // ellide multiline text. So until that can be resolved, we set all | |
| 739 // multiline lables to not ellide in Linux only. | |
| 740 TEST_F(LabelTest, DrawMultiLineStringInRTL) { | |
| 741 Label label; | |
| 742 label.SetFocusable(false); | |
| 743 | |
| 744 // Test for RTL. | |
| 745 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 746 base::i18n::SetICUDefaultLocale("he"); | |
| 747 | |
| 748 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 749 label.SetMultiLine(true); | |
| 750 label.SizeToFit(0); | |
| 751 gfx::Size extra(50, 10); | |
| 752 label.SetBounds(label.x(), label.y(), | |
| 753 label.width() + extra.width(), | |
| 754 label.height() + extra.height()); | |
| 755 | |
| 756 // Do some basic verifications for all three alignments. | |
| 757 base::string16 paint_text; | |
| 758 gfx::Rect text_bounds; | |
| 759 int flags = -1; | |
| 760 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 761 EXPECT_EQ(label.text(), paint_text); | |
| 762 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 763 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 764 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 765 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 766 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 767 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & flags); | |
| 768 #if !defined(OS_WIN) | |
| 769 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 770 #endif | |
| 771 gfx::Rect center_bounds(text_bounds); | |
| 772 | |
| 773 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 774 paint_text.clear(); | |
| 775 text_bounds.SetRect(0, 0, 0, 0); | |
| 776 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 777 EXPECT_EQ(label.text(), paint_text); | |
| 778 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 779 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 780 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 781 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 782 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 783 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & flags); | |
| 784 #if !defined(OS_WIN) | |
| 785 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 786 #endif | |
| 787 | |
| 788 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 789 paint_text.clear(); | |
| 790 text_bounds.SetRect(0, 0, 0, 0); | |
| 791 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 792 EXPECT_EQ(label.text(), paint_text); | |
| 793 EXPECT_EQ(0, text_bounds.x()); | |
| 794 EXPECT_EQ(extra.height() / 2, text_bounds.y()); | |
| 795 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 796 EXPECT_GT(text_bounds.height(), kMinTextDimension); | |
| 797 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 798 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & flags); | |
| 799 #if !defined(OS_WIN) | |
| 800 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 801 #endif | |
| 802 | |
| 803 // Test multiline drawing with a border. | |
| 804 gfx::Insets border(19, 92, 23, 2); | |
| 805 label.SetBorder(Border::CreateEmptyBorder( | |
| 806 border.top(), border.left(), border.bottom(), border.right())); | |
| 807 label.SizeToFit(0); | |
| 808 label.SetBounds(label.x(), label.y(), | |
| 809 label.width() + extra.width(), | |
| 810 label.height() + extra.height()); | |
| 811 | |
| 812 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 813 paint_text.clear(); | |
| 814 text_bounds.SetRect(0, 0, 0, 0); | |
| 815 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 816 EXPECT_EQ(label.text(), paint_text); | |
| 817 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 818 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 819 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 820 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 821 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 822 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & flags); | |
| 823 #if !defined(OS_WIN) | |
| 824 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 825 #endif | |
| 826 | |
| 827 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 828 paint_text.clear(); | |
| 829 text_bounds.SetRect(0, 0, 0, 0); | |
| 830 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 831 EXPECT_EQ(label.text(), paint_text); | |
| 832 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 833 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 834 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 835 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 836 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 837 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & flags); | |
| 838 #if !defined(OS_WIN) | |
| 839 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 840 #endif | |
| 841 | |
| 842 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 843 paint_text.clear(); | |
| 844 text_bounds.SetRect(0, 0, 0, 0); | |
| 845 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 846 EXPECT_EQ(label.text(), paint_text); | |
| 847 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 848 EXPECT_EQ(border.top() + extra.height() / 2, text_bounds.y()); | |
| 849 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 850 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 851 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 852 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & flags); | |
| 853 #if !defined(OS_WIN) | |
| 854 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 855 #endif | |
| 856 | |
| 857 // Reset Locale | |
| 858 base::i18n::SetICUDefaultLocale(locale); | |
| 859 } | |
| 860 | |
| 861 // Ensure the subpixel rendering flag and background color alpha are respected. | |
| 862 TEST_F(LabelTest, DisableSubpixelRendering) { | |
| 863 Label label; | |
| 864 label.SetBackgroundColor(SK_ColorWHITE); | |
| 865 const int flag = gfx::Canvas::NO_SUBPIXEL_RENDERING; | |
| 866 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 867 label.SetSubpixelRenderingEnabled(false); | |
| 868 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 869 label.SetSubpixelRenderingEnabled(true); | |
| 870 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 871 // Text cannot be drawn with subpixel rendering on transparent backgrounds. | |
| 872 label.SetBackgroundColor(SkColorSetARGB(64, 255, 255, 255)); | |
| 873 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 874 } | |
| 875 | |
| 876 // Check that labels support GetTooltipHandlerForPoint. | 335 // Check that labels support GetTooltipHandlerForPoint. |
| 877 TEST_F(LabelTest, GetTooltipHandlerForPoint) { | 336 TEST_F(LabelTest, GetTooltipHandlerForPoint) { |
| 878 // A root view must be defined for this test because the hit-testing | 337 // A root view must be defined for this test because the hit-testing |
| 879 // behaviour used by GetTooltipHandlerForPoint() is defined by | 338 // behaviour used by GetTooltipHandlerForPoint() is defined by |
| 880 // the ViewTargeter installed on the root view. | 339 // the ViewTargeter installed on the root view. |
| 881 Widget widget; | 340 Widget widget; |
| 882 Widget::InitParams init_params = | 341 Widget::InitParams init_params = |
| 883 CreateParams(Widget::InitParams::TYPE_POPUP); | 342 CreateParams(Widget::InitParams::TYPE_POPUP); |
| 884 init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; | 343 init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; |
| 885 init_params.bounds = gfx::Rect(0, 0, 200, 200); | 344 init_params.bounds = gfx::Rect(0, 0, 200, 200); |
| (...skipping 22 matching lines...) Expand all Loading... |
| 908 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 51))); | 367 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 51))); |
| 909 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); | 368 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); |
| 910 | 369 |
| 911 // GetTooltipHandlerForPoint works should work in child bounds. | 370 // GetTooltipHandlerForPoint works should work in child bounds. |
| 912 label.SetBounds(2, 2, 10, 10); | 371 label.SetBounds(2, 2, 10, 10); |
| 913 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(1, 5))); | 372 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(1, 5))); |
| 914 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(3, 11))); | 373 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(3, 11))); |
| 915 } | 374 } |
| 916 | 375 |
| 917 } // namespace views | 376 } // namespace views |
| OLD | NEW |