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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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