| 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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| 205 label.SetObscured(true); | 204 label.SetObscured(true); |
| 206 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | 205 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 207 | 206 |
| 208 // Obscuring the text shouldn't permanently clobber the tooltip. | 207 // Obscuring the text shouldn't permanently clobber the tooltip. |
| 209 label.SetObscured(false); | 208 label.SetObscured(false); |
| 210 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 209 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 211 | 210 |
| 212 // Making the label multiline shouldn't eliminate the tooltip. | 211 // Making the label multiline shouldn't eliminate the tooltip. |
| 213 label.SetMultiLine(true); | 212 label.SetMultiLine(true); |
| 214 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 213 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 214 |
| 215 // Expanding the multiline label bounds should eliminate the tooltip. | 215 // Expanding the multiline label bounds should eliminate the tooltip. |
| 216 label.SetBounds(0, 0, 1000, 1000); | 216 label.SetBounds(0, 0, 1000, 1000); |
| 217 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | 217 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 218 | 218 |
| 219 // Verify that setting the tooltip still shows it. | 219 // Verify that setting the tooltip still shows it. |
| 220 label.SetTooltipText(tooltip_text); | 220 label.SetTooltipText(tooltip_text); |
| 221 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | 221 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); |
| 222 EXPECT_EQ(tooltip_text, tooltip); | 222 EXPECT_EQ(tooltip_text, tooltip); |
| 223 // Clear out the tooltip. | 223 // Clear out the tooltip. |
| 224 label.SetTooltipText(base::string16()); | 224 label.SetTooltipText(base::string16()); |
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| 350 | 350 |
| 351 // GetPreferredSize and borders. | 351 // GetPreferredSize and borders. |
| 352 label.SetBounds(0, 0, 0, 0); | 352 label.SetBounds(0, 0, 0, 0); |
| 353 gfx::Size required_size_with_border = label.GetPreferredSize(); | 353 gfx::Size required_size_with_border = label.GetPreferredSize(); |
| 354 EXPECT_EQ(required_size_with_border.height(), | 354 EXPECT_EQ(required_size_with_border.height(), |
| 355 required_size.height() + border.height()); | 355 required_size.height() + border.height()); |
| 356 EXPECT_EQ(required_size_with_border.width(), | 356 EXPECT_EQ(required_size_with_border.width(), |
| 357 required_size.width() + border.width()); | 357 required_size.width() + border.width()); |
| 358 } | 358 } |
| 359 | 359 |
| 360 TEST_F(LabelTest, DirectionalityFromText) { | |
| 361 Label label; | |
| 362 label.SetBounds(0, 0, 1000, 1000); | |
| 363 | |
| 364 // Test text starts with RTL character. | |
| 365 label.SetText(base::WideToUTF16(L" \x5d0\x5d1\x5d2 abc")); | |
| 366 const Label::DrawStringParams* params = label.CalculateDrawStringParams(); | |
| 367 EXPECT_EQ(gfx::Canvas::FORCE_RTL_DIRECTIONALITY, | |
| 368 params->flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 369 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 370 | |
| 371 // Test text starts with LTR character. | |
| 372 label.SetText(base::WideToUTF16(L"ltr \x5d0\x5d1\x5d2 abc")); | |
| 373 params = label.CalculateDrawStringParams(); | |
| 374 EXPECT_EQ(gfx::Canvas::FORCE_LTR_DIRECTIONALITY, | |
| 375 params->flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 376 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 377 } | |
| 378 | |
| 379 TEST_F(LabelTest, DrawSingleLineString) { | |
| 380 Label label; | |
| 381 label.SetFocusable(false); | |
| 382 | |
| 383 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 384 gfx::Size required_size(label.GetPreferredSize()); | |
| 385 gfx::Size extra(22, 8); | |
| 386 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 387 required_size.height() + extra.height()); | |
| 388 | |
| 389 // Do some basic verifications for all three alignments. | |
| 390 // Centered text. | |
| 391 const Label::DrawStringParams* params = label.CalculateDrawStringParams(); | |
| 392 EXPECT_EQ(label.text(), params->text); | |
| 393 // The text should be centered horizontally and vertically. | |
| 394 EXPECT_EQ(extra.width() / 2, params->bounds.x()); | |
| 395 EXPECT_EQ(0, params->bounds.y()); | |
| 396 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 397 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 398 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 399 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 400 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 401 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 402 | |
| 403 // Left aligned text. | |
| 404 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 405 label.ResetLayoutCache(); | |
| 406 params = label.CalculateDrawStringParams(); | |
| 407 EXPECT_EQ(label.text(), params->text); | |
| 408 // The text should be left aligned horizontally and centered vertically. | |
| 409 EXPECT_EQ(0, params->bounds.x()); | |
| 410 EXPECT_EQ(0, params->bounds.y()); | |
| 411 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 412 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 413 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 414 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 415 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 416 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 417 | |
| 418 // Right aligned text. | |
| 419 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 420 label.ResetLayoutCache(); | |
| 421 params = label.CalculateDrawStringParams(); | |
| 422 EXPECT_EQ(label.text(), params->text); | |
| 423 // The text should be right aligned horizontally and centered vertically. | |
| 424 EXPECT_EQ(extra.width(), params->bounds.x()); | |
| 425 EXPECT_EQ(0, params->bounds.y()); | |
| 426 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 427 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 428 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 429 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 430 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 431 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 432 | |
| 433 // Test single line drawing with a border. | |
| 434 gfx::Insets border(39, 34, 8, 96); | |
| 435 label.SetBorder(Border::CreateEmptyBorder( | |
| 436 border.top(), border.left(), border.bottom(), border.right())); | |
| 437 | |
| 438 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 439 EXPECT_EQ(required_size.width() + border.width(), | |
| 440 required_size_with_border.width()); | |
| 441 EXPECT_EQ(required_size.height() + border.height(), | |
| 442 required_size_with_border.height()); | |
| 443 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 444 required_size_with_border.height() + extra.height()); | |
| 445 | |
| 446 // Centered text with border. | |
| 447 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 448 label.ResetLayoutCache(); | |
| 449 params = label.CalculateDrawStringParams(); | |
| 450 EXPECT_EQ(label.text(), params->text); | |
| 451 // The text should be centered horizontally and vertically within the border. | |
| 452 EXPECT_EQ(border.left() + extra.width() / 2, params->bounds.x()); | |
| 453 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 454 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 455 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 456 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 457 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 458 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 459 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 460 | |
| 461 // Left aligned text with border. | |
| 462 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 463 label.ResetLayoutCache(); | |
| 464 params = label.CalculateDrawStringParams(); | |
| 465 EXPECT_EQ(label.text(), params->text); | |
| 466 // The text should be left aligned horizontally and centered vertically. | |
| 467 EXPECT_EQ(border.left(), params->bounds.x()); | |
| 468 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 469 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 470 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 471 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 472 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 473 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 474 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 475 | |
| 476 // Right aligned text with border. | |
| 477 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 478 label.ResetLayoutCache(); | |
| 479 params = label.CalculateDrawStringParams(); | |
| 480 EXPECT_EQ(label.text(), params->text); | |
| 481 // The text should be right aligned horizontally and centered vertically. | |
| 482 EXPECT_EQ(border.left() + extra.width(), params->bounds.x()); | |
| 483 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 484 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 485 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 486 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 487 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 488 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 489 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 490 } | |
| 491 | |
| 492 // Pango needs a max height to elide multiline text; that is not supported here. | |
| 493 TEST_F(LabelTest, DrawMultiLineString) { | |
| 494 Label label; | |
| 495 label.SetFocusable(false); | |
| 496 // Set a background color to prevent gfx::Canvas::NO_SUBPIXEL_RENDERING flags. | |
| 497 label.SetBackgroundColor(SK_ColorWHITE); | |
| 498 | |
| 499 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 500 label.SetMultiLine(true); | |
| 501 label.SizeToFit(0); | |
| 502 gfx::Size extra(50, 10); | |
| 503 label.SetBounds(label.x(), label.y(), | |
| 504 label.width() + extra.width(), | |
| 505 label.height() + extra.height()); | |
| 506 | |
| 507 // Do some basic verifications for all three alignments. | |
| 508 const Label::DrawStringParams* params = label.CalculateDrawStringParams(); | |
| 509 EXPECT_EQ(label.text(), params->text); | |
| 510 EXPECT_EQ(extra.width() / 2, params->bounds.x()); | |
| 511 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 512 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 513 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 514 int expected_flags = gfx::Canvas::MULTI_LINE | | |
| 515 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 516 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 517 #if !defined(OS_WIN) | |
| 518 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 519 #endif | |
| 520 EXPECT_EQ(expected_flags, expected_flags); | |
| 521 gfx::Rect center_bounds(params->bounds); | |
| 522 | |
| 523 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 524 label.ResetLayoutCache(); | |
| 525 params = label.CalculateDrawStringParams(); | |
| 526 EXPECT_EQ(label.text(), params->text); | |
| 527 EXPECT_EQ(0, params->bounds.x()); | |
| 528 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 529 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 530 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 531 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 532 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 533 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 534 #if !defined(OS_WIN) | |
| 535 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 536 #endif | |
| 537 EXPECT_EQ(expected_flags, expected_flags); | |
| 538 | |
| 539 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 540 label.ResetLayoutCache(); | |
| 541 params = label.CalculateDrawStringParams(); | |
| 542 EXPECT_EQ(label.text(), params->text); | |
| 543 EXPECT_EQ(extra.width(), params->bounds.x()); | |
| 544 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 545 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 546 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 547 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 548 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 549 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 550 #if !defined(OS_WIN) | |
| 551 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 552 #endif | |
| 553 EXPECT_EQ(expected_flags, expected_flags); | |
| 554 | |
| 555 // Test multiline drawing with a border. | |
| 556 gfx::Insets border(19, 92, 23, 2); | |
| 557 label.SetBorder(Border::CreateEmptyBorder( | |
| 558 border.top(), border.left(), border.bottom(), border.right())); | |
| 559 label.SizeToFit(0); | |
| 560 label.SetBounds(label.x(), label.y(), | |
| 561 label.width() + extra.width(), | |
| 562 label.height() + extra.height()); | |
| 563 | |
| 564 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 565 label.ResetLayoutCache(); | |
| 566 params = label.CalculateDrawStringParams(); | |
| 567 EXPECT_EQ(label.text(), params->text); | |
| 568 EXPECT_EQ(border.left() + extra.width() / 2, params->bounds.x()); | |
| 569 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 570 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 571 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 572 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 573 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 574 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 575 #if !defined(OS_WIN) | |
| 576 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 577 #endif | |
| 578 EXPECT_EQ(expected_flags, expected_flags); | |
| 579 | |
| 580 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 581 label.ResetLayoutCache(); | |
| 582 params = label.CalculateDrawStringParams(); | |
| 583 EXPECT_EQ(label.text(), params->text); | |
| 584 EXPECT_EQ(border.left(), params->bounds.x()); | |
| 585 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 586 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 587 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 588 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 589 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 590 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 591 #if !defined(OS_WIN) | |
| 592 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 593 #endif | |
| 594 EXPECT_EQ(expected_flags, expected_flags); | |
| 595 | |
| 596 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 597 label.ResetLayoutCache(); | |
| 598 params = label.CalculateDrawStringParams(); | |
| 599 EXPECT_EQ(label.text(), params->text); | |
| 600 EXPECT_EQ(extra.width() + border.left(), params->bounds.x()); | |
| 601 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 602 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 603 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 604 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 605 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 606 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 607 #if !defined(OS_WIN) | |
| 608 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 609 #endif | |
| 610 EXPECT_EQ(expected_flags, expected_flags); | |
| 611 } | |
| 612 | |
| 613 TEST_F(LabelTest, DrawSingleLineStringInRTL) { | |
| 614 Label label; | |
| 615 label.SetFocusable(false); | |
| 616 | |
| 617 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 618 base::i18n::SetICUDefaultLocale("he"); | |
| 619 | |
| 620 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 621 gfx::Size required_size(label.GetPreferredSize()); | |
| 622 gfx::Size extra(22, 8); | |
| 623 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 624 required_size.height() + extra.height()); | |
| 625 | |
| 626 // Do some basic verifications for all three alignments. | |
| 627 // Centered text. | |
| 628 const Label::DrawStringParams* params = label.CalculateDrawStringParams(); | |
| 629 EXPECT_EQ(label.text(), params->text); | |
| 630 // The text should be centered horizontally and vertically. | |
| 631 EXPECT_EQ(extra.width() / 2, params->bounds.x()); | |
| 632 EXPECT_EQ(0, params->bounds.y()); | |
| 633 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 634 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 635 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 636 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 637 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 638 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 639 | |
| 640 // ALIGN_LEFT label. | |
| 641 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 642 label.ResetLayoutCache(); | |
| 643 params = label.CalculateDrawStringParams(); | |
| 644 EXPECT_EQ(label.text(), params->text); | |
| 645 // The text should be right aligned horizontally and centered vertically. | |
| 646 EXPECT_EQ(extra.width(), params->bounds.x()); | |
| 647 EXPECT_EQ(0, params->bounds.y()); | |
| 648 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 649 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 650 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 651 params->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 label.ResetLayoutCache(); | |
| 658 params = label.CalculateDrawStringParams(); | |
| 659 EXPECT_EQ(label.text(), params->text); | |
| 660 // The text should be left aligned horizontally and centered vertically. | |
| 661 EXPECT_EQ(0, params->bounds.x()); | |
| 662 EXPECT_EQ(0, params->bounds.y()); | |
| 663 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 664 EXPECT_EQ(label.height(), params->bounds.height()); | |
| 665 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 666 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 667 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 668 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 669 | |
| 670 | |
| 671 // Test single line drawing with a border. | |
| 672 gfx::Insets border(39, 34, 8, 96); | |
| 673 label.SetBorder(Border::CreateEmptyBorder( | |
| 674 border.top(), border.left(), border.bottom(), border.right())); | |
| 675 | |
| 676 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 677 EXPECT_EQ(required_size.width() + border.width(), | |
| 678 required_size_with_border.width()); | |
| 679 EXPECT_EQ(required_size.height() + border.height(), | |
| 680 required_size_with_border.height()); | |
| 681 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 682 required_size_with_border.height() + extra.height()); | |
| 683 | |
| 684 // Centered text with border. | |
| 685 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 686 label.ResetLayoutCache(); | |
| 687 params = label.CalculateDrawStringParams(); | |
| 688 EXPECT_EQ(label.text(), params->text); | |
| 689 // The text should be centered horizontally and vertically within the border. | |
| 690 EXPECT_EQ(border.left() + extra.width() / 2, params->bounds.x()); | |
| 691 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 692 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 693 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 694 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 695 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 696 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 697 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 698 | |
| 699 // ALIGN_LEFT text with border. | |
| 700 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 701 label.ResetLayoutCache(); | |
| 702 params = label.CalculateDrawStringParams(); | |
| 703 EXPECT_EQ(label.text(), params->text); | |
| 704 // The text should be right aligned horizontally and centered vertically. | |
| 705 EXPECT_EQ(border.left() + extra.width(), params->bounds.x()); | |
| 706 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 707 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 708 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 709 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 710 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 711 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 712 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 713 | |
| 714 // ALIGN_RIGHT text. | |
| 715 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 716 label.ResetLayoutCache(); | |
| 717 params = label.CalculateDrawStringParams(); | |
| 718 EXPECT_EQ(label.text(), params->text); | |
| 719 // The text should be left aligned horizontally and centered vertically. | |
| 720 EXPECT_EQ(border.left(), params->bounds.x()); | |
| 721 EXPECT_EQ(border.top(), params->bounds.y()); | |
| 722 EXPECT_EQ(required_size.width(), params->bounds.width()); | |
| 723 EXPECT_EQ(label.GetContentsBounds().height(), params->bounds.height()); | |
| 724 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 725 params->flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 726 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 727 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 728 | |
| 729 // Reset locale. | |
| 730 base::i18n::SetICUDefaultLocale(locale); | |
| 731 } | |
| 732 | |
| 733 // On Linux the underlying pango routines require a max height in order to | |
| 734 // ellide multiline text. So until that can be resolved, we set all | |
| 735 // multiline lables to not ellide in Linux only. | |
| 736 TEST_F(LabelTest, DrawMultiLineStringInRTL) { | |
| 737 Label label; | |
| 738 label.SetFocusable(false); | |
| 739 | |
| 740 // Test for RTL. | |
| 741 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 742 base::i18n::SetICUDefaultLocale("he"); | |
| 743 | |
| 744 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 745 label.SetMultiLine(true); | |
| 746 label.SizeToFit(0); | |
| 747 gfx::Size extra(50, 10); | |
| 748 label.SetBounds(label.x(), label.y(), | |
| 749 label.width() + extra.width(), | |
| 750 label.height() + extra.height()); | |
| 751 | |
| 752 // Do some basic verifications for all three alignments. | |
| 753 const Label::DrawStringParams* params = label.CalculateDrawStringParams(); | |
| 754 EXPECT_EQ(label.text(), params->text); | |
| 755 EXPECT_EQ(extra.width() / 2, params->bounds.x()); | |
| 756 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 757 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 758 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 759 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 760 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & params->flags); | |
| 761 #if !defined(OS_WIN) | |
| 762 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 763 #endif | |
| 764 gfx::Rect center_bounds(params->bounds); | |
| 765 | |
| 766 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 767 label.ResetLayoutCache(); | |
| 768 params = label.CalculateDrawStringParams(); | |
| 769 EXPECT_EQ(label.text(), params->text); | |
| 770 EXPECT_EQ(extra.width(), params->bounds.x()); | |
| 771 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 772 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 773 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 774 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 775 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & params->flags); | |
| 776 #if !defined(OS_WIN) | |
| 777 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 778 #endif | |
| 779 | |
| 780 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 781 label.ResetLayoutCache(); | |
| 782 params = label.CalculateDrawStringParams(); | |
| 783 EXPECT_EQ(label.text(), params->text); | |
| 784 EXPECT_EQ(0, params->bounds.x()); | |
| 785 EXPECT_EQ(extra.height() / 2, params->bounds.y()); | |
| 786 EXPECT_GT(params->bounds.width(), kMinTextDimension); | |
| 787 EXPECT_GT(params->bounds.height(), kMinTextDimension); | |
| 788 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 789 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & params->flags); | |
| 790 #if !defined(OS_WIN) | |
| 791 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 792 #endif | |
| 793 | |
| 794 // Test multiline drawing with a border. | |
| 795 gfx::Insets border(19, 92, 23, 2); | |
| 796 label.SetBorder(Border::CreateEmptyBorder( | |
| 797 border.top(), border.left(), border.bottom(), border.right())); | |
| 798 label.SizeToFit(0); | |
| 799 label.SetBounds(label.x(), label.y(), | |
| 800 label.width() + extra.width(), | |
| 801 label.height() + extra.height()); | |
| 802 | |
| 803 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 804 label.ResetLayoutCache(); | |
| 805 params = label.CalculateDrawStringParams(); | |
| 806 EXPECT_EQ(label.text(), params->text); | |
| 807 EXPECT_EQ(border.left() + extra.width() / 2, params->bounds.x()); | |
| 808 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 809 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 810 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 811 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 812 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & params->flags); | |
| 813 #if !defined(OS_WIN) | |
| 814 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 815 #endif | |
| 816 | |
| 817 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 818 label.ResetLayoutCache(); | |
| 819 params = label.CalculateDrawStringParams(); | |
| 820 EXPECT_EQ(label.text(), params->text); | |
| 821 EXPECT_EQ(border.left() + extra.width(), params->bounds.x()); | |
| 822 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 823 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 824 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 825 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 826 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & params->flags); | |
| 827 #if !defined(OS_WIN) | |
| 828 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 829 #endif | |
| 830 | |
| 831 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 832 label.ResetLayoutCache(); | |
| 833 params = label.CalculateDrawStringParams(); | |
| 834 EXPECT_EQ(label.text(), params->text); | |
| 835 EXPECT_EQ(border.left(), params->bounds.x()); | |
| 836 EXPECT_EQ(border.top() + extra.height() / 2, params->bounds.y()); | |
| 837 EXPECT_EQ(center_bounds.width(), params->bounds.width()); | |
| 838 EXPECT_EQ(center_bounds.height(), params->bounds.height()); | |
| 839 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & params->flags); | |
| 840 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & params->flags); | |
| 841 #if !defined(OS_WIN) | |
| 842 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & params->flags); | |
| 843 #endif | |
| 844 | |
| 845 // Reset Locale | |
| 846 base::i18n::SetICUDefaultLocale(locale); | |
| 847 } | |
| 848 | |
| 849 // Ensure the subpixel rendering flag and background color alpha are respected. | |
| 850 TEST_F(LabelTest, DisableSubpixelRendering) { | |
| 851 Label label; | |
| 852 label.SetBackgroundColor(SK_ColorWHITE); | |
| 853 const int flag = gfx::Canvas::NO_SUBPIXEL_RENDERING; | |
| 854 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 855 label.SetSubpixelRenderingEnabled(false); | |
| 856 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 857 label.SetSubpixelRenderingEnabled(true); | |
| 858 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 859 // Text cannot be drawn with subpixel rendering on transparent backgrounds. | |
| 860 label.SetBackgroundColor(SkColorSetARGB(64, 255, 255, 255)); | |
| 861 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 862 } | |
| 863 | |
| 864 // Check that labels support GetTooltipHandlerForPoint. | 360 // Check that labels support GetTooltipHandlerForPoint. |
| 865 TEST_F(LabelTest, GetTooltipHandlerForPoint) { | 361 TEST_F(LabelTest, GetTooltipHandlerForPoint) { |
| 866 // A root view must be defined for this test because the hit-testing | 362 // A root view must be defined for this test because the hit-testing |
| 867 // behaviour used by GetTooltipHandlerForPoint() is defined by | 363 // behaviour used by GetTooltipHandlerForPoint() is defined by |
| 868 // the ViewTargeter installed on the root view. | 364 // the ViewTargeter installed on the root view. |
| 869 Widget widget; | 365 Widget widget; |
| 870 Widget::InitParams init_params = | 366 Widget::InitParams init_params = |
| 871 CreateParams(Widget::InitParams::TYPE_POPUP); | 367 CreateParams(Widget::InitParams::TYPE_POPUP); |
| 872 init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; | 368 init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; |
| 873 init_params.bounds = gfx::Rect(0, 0, 200, 200); | 369 init_params.bounds = gfx::Rect(0, 0, 200, 200); |
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| 913 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); | 409 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); |
| 914 label.SetHandlesTooltips(true); | 410 label.SetHandlesTooltips(true); |
| 915 | 411 |
| 916 // GetTooltipHandlerForPoint works should work in child bounds. | 412 // GetTooltipHandlerForPoint works should work in child bounds. |
| 917 label.SetBounds(2, 2, 10, 10); | 413 label.SetBounds(2, 2, 10, 10); |
| 918 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(1, 5))); | 414 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(1, 5))); |
| 919 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(3, 11))); | 415 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(3, 11))); |
| 920 } | 416 } |
| 921 | 417 |
| 922 } // namespace views | 418 } // namespace views |
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