| OLD | NEW |
|---|
| (Empty) |
| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/views/controls/label.h" | |
| 6 | |
| 7 #include "base/i18n/rtl.h" | |
| 8 #include "base/strings/utf_string_conversions.h" | |
| 9 #include "testing/gtest/include/gtest/gtest.h" | |
| 10 #include "ui/accessibility/ax_view_state.h" | |
| 11 #include "ui/base/l10n/l10n_util.h" | |
| 12 #include "ui/gfx/canvas.h" | |
| 13 #include "ui/views/border.h" | |
| 14 #include "ui/views/test/views_test_base.h" | |
| 15 #include "ui/views/widget/widget.h" | |
| 16 | |
| 17 using base::ASCIIToUTF16; | |
| 18 | |
| 19 namespace views { | |
| 20 | |
| 21 typedef ViewsTestBase LabelTest; | |
| 22 | |
| 23 // All text sizing measurements (width and height) should be greater than this. | |
| 24 const int kMinTextDimension = 4; | |
| 25 | |
| 26 // A test utility function to set the application default text direction. | |
| 27 void SetRTL(bool rtl) { | |
| 28 // Override the current locale/direction. | |
| 29 base::i18n::SetICUDefaultLocale(rtl ? "he" : "en"); | |
| 30 EXPECT_EQ(rtl, base::i18n::IsRTL()); | |
| 31 } | |
| 32 | |
| 33 TEST_F(LabelTest, FontPropertySymbol) { | |
| 34 Label label; | |
| 35 std::string font_name("symbol"); | |
| 36 gfx::Font font(font_name, 26); | |
| 37 label.SetFontList(gfx::FontList(font)); | |
| 38 gfx::Font font_used = label.font_list().GetPrimaryFont(); | |
| 39 EXPECT_EQ(font_name, font_used.GetFontName()); | |
| 40 EXPECT_EQ(26, font_used.GetFontSize()); | |
| 41 } | |
| 42 | |
| 43 TEST_F(LabelTest, FontPropertyArial) { | |
| 44 Label label; | |
| 45 std::string font_name("arial"); | |
| 46 gfx::Font font(font_name, 30); | |
| 47 label.SetFontList(gfx::FontList(font)); | |
| 48 gfx::Font font_used = label.font_list().GetPrimaryFont(); | |
| 49 EXPECT_EQ(font_name, font_used.GetFontName()); | |
| 50 EXPECT_EQ(30, font_used.GetFontSize()); | |
| 51 } | |
| 52 | |
| 53 TEST_F(LabelTest, TextProperty) { | |
| 54 Label label; | |
| 55 base::string16 test_text(ASCIIToUTF16("A random string.")); | |
| 56 label.SetText(test_text); | |
| 57 EXPECT_EQ(test_text, label.text()); | |
| 58 } | |
| 59 | |
| 60 TEST_F(LabelTest, ColorProperty) { | |
| 61 Label label; | |
| 62 SkColor color = SkColorSetARGB(20, 40, 10, 5); | |
| 63 label.SetAutoColorReadabilityEnabled(false); | |
| 64 label.SetEnabledColor(color); | |
| 65 EXPECT_EQ(color, label.enabled_color()); | |
| 66 } | |
| 67 | |
| 68 TEST_F(LabelTest, AlignmentProperty) { | |
| 69 const bool was_rtl = base::i18n::IsRTL(); | |
| 70 | |
| 71 Label label; | |
| 72 for (size_t i = 0; i < 2; ++i) { | |
| 73 // Toggle the application default text direction (to try each direction). | |
| 74 SetRTL(!base::i18n::IsRTL()); | |
| 75 bool reverse_alignment = base::i18n::IsRTL(); | |
| 76 | |
| 77 // The alignment should be flipped in RTL UI. | |
| 78 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 79 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_LEFT : gfx::ALIGN_RIGHT, | |
| 80 label.GetHorizontalAlignment()); | |
| 81 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 82 EXPECT_EQ(reverse_alignment ? gfx::ALIGN_RIGHT : gfx::ALIGN_LEFT, | |
| 83 label.GetHorizontalAlignment()); | |
| 84 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 85 EXPECT_EQ(gfx::ALIGN_CENTER, label.GetHorizontalAlignment()); | |
| 86 | |
| 87 for (size_t j = 0; j < 2; ++j) { | |
| 88 label.SetHorizontalAlignment(gfx::ALIGN_TO_HEAD); | |
| 89 const bool rtl = j == 0; | |
| 90 label.SetText(rtl ? base::WideToUTF16(L"\x5d0") : ASCIIToUTF16("A")); | |
| 91 EXPECT_EQ(rtl ? gfx::ALIGN_RIGHT : gfx::ALIGN_LEFT, | |
| 92 label.GetHorizontalAlignment()); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 EXPECT_EQ(was_rtl, base::i18n::IsRTL()); | |
| 97 } | |
| 98 | |
| 99 TEST_F(LabelTest, MultiLineProperty) { | |
| 100 Label label; | |
| 101 EXPECT_FALSE(label.multi_line()); | |
| 102 label.SetMultiLine(true); | |
| 103 EXPECT_TRUE(label.multi_line()); | |
| 104 label.SetMultiLine(false); | |
| 105 EXPECT_FALSE(label.multi_line()); | |
| 106 } | |
| 107 | |
| 108 TEST_F(LabelTest, ObscuredProperty) { | |
| 109 Label label; | |
| 110 base::string16 test_text(ASCIIToUTF16("Password!")); | |
| 111 label.SetText(test_text); | |
| 112 | |
| 113 // The text should be unobscured by default. | |
| 114 EXPECT_FALSE(label.obscured()); | |
| 115 EXPECT_EQ(test_text, label.GetLayoutTextForTesting()); | |
| 116 EXPECT_EQ(test_text, label.text()); | |
| 117 | |
| 118 label.SetObscured(true); | |
| 119 EXPECT_TRUE(label.obscured()); | |
| 120 EXPECT_EQ(ASCIIToUTF16("*********"), label.GetLayoutTextForTesting()); | |
| 121 EXPECT_EQ(test_text, label.text()); | |
| 122 | |
| 123 label.SetText(test_text + test_text); | |
| 124 EXPECT_EQ(ASCIIToUTF16("******************"), | |
| 125 label.GetLayoutTextForTesting()); | |
| 126 EXPECT_EQ(test_text + test_text, label.text()); | |
| 127 | |
| 128 label.SetObscured(false); | |
| 129 EXPECT_FALSE(label.obscured()); | |
| 130 EXPECT_EQ(test_text + test_text, label.GetLayoutTextForTesting()); | |
| 131 EXPECT_EQ(test_text + test_text, label.text()); | |
| 132 } | |
| 133 | |
| 134 TEST_F(LabelTest, ObscuredSurrogatePair) { | |
| 135 // 'MUSICAL SYMBOL G CLEF': represented in UTF-16 as two characters | |
| 136 // forming the surrogate pair 0x0001D11E. | |
| 137 Label label; | |
| 138 base::string16 test_text = base::UTF8ToUTF16("\xF0\x9D\x84\x9E"); | |
| 139 label.SetText(test_text); | |
| 140 | |
| 141 label.SetObscured(true); | |
| 142 EXPECT_EQ(ASCIIToUTF16("*"), label.GetLayoutTextForTesting()); | |
| 143 EXPECT_EQ(test_text, label.text()); | |
| 144 } | |
| 145 | |
| 146 TEST_F(LabelTest, TooltipProperty) { | |
| 147 Label label; | |
| 148 label.SetText(ASCIIToUTF16("My cool string.")); | |
| 149 | |
| 150 // Initially, label has no bounds, its text does not fit, and therefore its | |
| 151 // text should be returned as the tooltip text. | |
| 152 base::string16 tooltip; | |
| 153 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 154 EXPECT_EQ(label.text(), tooltip); | |
| 155 | |
| 156 // While tooltip handling is disabled, GetTooltipText() should fail. | |
| 157 label.SetHandlesTooltips(false); | |
| 158 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 159 label.SetHandlesTooltips(true); | |
| 160 | |
| 161 // When set, custom tooltip text should be returned instead of the label's | |
| 162 // text. | |
| 163 base::string16 tooltip_text(ASCIIToUTF16("The tooltip!")); | |
| 164 label.SetTooltipText(tooltip_text); | |
| 165 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 166 EXPECT_EQ(tooltip_text, tooltip); | |
| 167 | |
| 168 // While tooltip handling is disabled, GetTooltipText() should fail. | |
| 169 label.SetHandlesTooltips(false); | |
| 170 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 171 label.SetHandlesTooltips(true); | |
| 172 | |
| 173 // When the tooltip text is set to an empty string, the original behavior is | |
| 174 // restored. | |
| 175 label.SetTooltipText(base::string16()); | |
| 176 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 177 EXPECT_EQ(label.text(), tooltip); | |
| 178 | |
| 179 // While tooltip handling is disabled, GetTooltipText() should fail. | |
| 180 label.SetHandlesTooltips(false); | |
| 181 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 182 label.SetHandlesTooltips(true); | |
| 183 | |
| 184 // Make the label big enough to hold the text | |
| 185 // and expect there to be no tooltip. | |
| 186 label.SetBounds(0, 0, 1000, 40); | |
| 187 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 188 | |
| 189 // Shrinking the single-line label's height shouldn't trigger a tooltip. | |
| 190 label.SetBounds(0, 0, 1000, label.GetPreferredSize().height() / 2); | |
| 191 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 192 | |
| 193 // Verify that explicitly set tooltip text is shown, regardless of size. | |
| 194 label.SetTooltipText(tooltip_text); | |
| 195 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 196 EXPECT_EQ(tooltip_text, tooltip); | |
| 197 // Clear out the explicitly set tooltip text. | |
| 198 label.SetTooltipText(base::string16()); | |
| 199 | |
| 200 // Shrink the bounds and the tooltip should come back. | |
| 201 label.SetBounds(0, 0, 10, 10); | |
| 202 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 203 | |
| 204 // Make the label obscured and there is no tooltip. | |
| 205 label.SetObscured(true); | |
| 206 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 207 | |
| 208 // Obscuring the text shouldn't permanently clobber the tooltip. | |
| 209 label.SetObscured(false); | |
| 210 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 211 | |
| 212 // Making the label multiline shouldn't eliminate the tooltip. | |
| 213 label.SetMultiLine(true); | |
| 214 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 215 // Expanding the multiline label bounds should eliminate the tooltip. | |
| 216 label.SetBounds(0, 0, 1000, 1000); | |
| 217 EXPECT_FALSE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 218 | |
| 219 // Verify that setting the tooltip still shows it. | |
| 220 label.SetTooltipText(tooltip_text); | |
| 221 EXPECT_TRUE(label.GetTooltipText(gfx::Point(), &tooltip)); | |
| 222 EXPECT_EQ(tooltip_text, tooltip); | |
| 223 // Clear out the tooltip. | |
| 224 label.SetTooltipText(base::string16()); | |
| 225 } | |
| 226 | |
| 227 TEST_F(LabelTest, Accessibility) { | |
| 228 Label label; | |
| 229 label.SetText(ASCIIToUTF16("My special text.")); | |
| 230 | |
| 231 ui::AXViewState state; | |
| 232 label.GetAccessibleState(&state); | |
| 233 EXPECT_EQ(ui::AX_ROLE_STATIC_TEXT, state.role); | |
| 234 EXPECT_EQ(label.text(), state.name); | |
| 235 EXPECT_TRUE(state.HasStateFlag(ui::AX_STATE_READ_ONLY)); | |
| 236 } | |
| 237 | |
| 238 TEST_F(LabelTest, EmptyLabelSizing) { | |
| 239 Label label; | |
| 240 const gfx::Size expected_size(0, gfx::FontList().GetHeight()); | |
| 241 EXPECT_EQ(expected_size, label.GetPreferredSize()); | |
| 242 label.SetMultiLine(!label.multi_line()); | |
| 243 EXPECT_EQ(expected_size, label.GetPreferredSize()); | |
| 244 } | |
| 245 | |
| 246 TEST_F(LabelTest, SingleLineSizing) { | |
| 247 Label label; | |
| 248 label.SetText(ASCIIToUTF16("A not so random string in one line.")); | |
| 249 const gfx::Size size = label.GetPreferredSize(); | |
| 250 EXPECT_GT(size.height(), kMinTextDimension); | |
| 251 EXPECT_GT(size.width(), kMinTextDimension); | |
| 252 | |
| 253 // Setting a size smaller than preferred should not change the preferred size. | |
| 254 label.SetSize(gfx::Size(size.width() / 2, size.height() / 2)); | |
| 255 EXPECT_EQ(size, label.GetPreferredSize()); | |
| 256 | |
| 257 const gfx::Insets border(10, 20, 30, 40); | |
| 258 label.SetBorder(Border::CreateEmptyBorder( | |
| 259 border.top(), border.left(), border.bottom(), border.right())); | |
| 260 const gfx::Size size_with_border = label.GetPreferredSize(); | |
| 261 EXPECT_EQ(size_with_border.height(), size.height() + border.height()); | |
| 262 EXPECT_EQ(size_with_border.width(), size.width() + border.width()); | |
| 263 } | |
| 264 | |
| 265 TEST_F(LabelTest, MultilineSmallAvailableWidthSizing) { | |
| 266 Label label; | |
| 267 label.SetMultiLine(true); | |
| 268 label.SetAllowCharacterBreak(true); | |
| 269 label.SetText(ASCIIToUTF16("Too Wide.")); | |
| 270 | |
| 271 // Check that Label can be laid out at a variety of small sizes, | |
| 272 // splitting the words into up to one character per line if necessary. | |
| 273 // Incorrect word splitting may cause infinite loops in text layout. | |
| 274 gfx::Size required_size = label.GetPreferredSize(); | |
| 275 for (int i = 1; i < required_size.width(); ++i) | |
| 276 EXPECT_GT(label.GetHeightForWidth(i), 0); | |
| 277 } | |
| 278 | |
| 279 TEST_F(LabelTest, MultiLineSizing) { | |
| 280 Label label; | |
| 281 label.SetFocusable(false); | |
| 282 label.SetText( | |
| 283 ASCIIToUTF16("A random string\nwith multiple lines\nand returns!")); | |
| 284 label.SetMultiLine(true); | |
| 285 | |
| 286 // GetPreferredSize | |
| 287 gfx::Size required_size = label.GetPreferredSize(); | |
| 288 EXPECT_GT(required_size.height(), kMinTextDimension); | |
| 289 EXPECT_GT(required_size.width(), kMinTextDimension); | |
| 290 | |
| 291 // SizeToFit with unlimited width. | |
| 292 label.SizeToFit(0); | |
| 293 int required_width = label.GetLocalBounds().width(); | |
| 294 EXPECT_GT(required_width, kMinTextDimension); | |
| 295 | |
| 296 // SizeToFit with limited width. | |
| 297 label.SizeToFit(required_width - 1); | |
| 298 int constrained_width = label.GetLocalBounds().width(); | |
| 299 #if defined(OS_WIN) | |
| 300 // Canvas::SizeStringInt (in ui/gfx/canvas_linux.cc) | |
| 301 // has to be fixed to return the size that fits to given width/height. | |
| 302 EXPECT_LT(constrained_width, required_width); | |
| 303 #endif | |
| 304 EXPECT_GT(constrained_width, kMinTextDimension); | |
| 305 | |
| 306 // Change the width back to the desire width. | |
| 307 label.SizeToFit(required_width); | |
| 308 EXPECT_EQ(required_width, label.GetLocalBounds().width()); | |
| 309 | |
| 310 // General tests for GetHeightForWidth. | |
| 311 int required_height = label.GetHeightForWidth(required_width); | |
| 312 EXPECT_GT(required_height, kMinTextDimension); | |
| 313 int height_for_constrained_width = label.GetHeightForWidth(constrained_width); | |
| 314 #if defined(OS_WIN) | |
| 315 // Canvas::SizeStringInt (in ui/gfx/canvas_linux.cc) | |
| 316 // has to be fixed to return the size that fits to given width/height. | |
| 317 EXPECT_GT(height_for_constrained_width, required_height); | |
| 318 #endif | |
| 319 // Using the constrained width or the required_width - 1 should give the | |
| 320 // same result for the height because the constrainted width is the tight | |
| 321 // width when given "required_width - 1" as the max width. | |
| 322 EXPECT_EQ(height_for_constrained_width, | |
| 323 label.GetHeightForWidth(required_width - 1)); | |
| 324 | |
| 325 // Test everything with borders. | |
| 326 gfx::Insets border(10, 20, 30, 40); | |
| 327 label.SetBorder(Border::CreateEmptyBorder( | |
| 328 border.top(), border.left(), border.bottom(), border.right())); | |
| 329 | |
| 330 // SizeToFit and borders. | |
| 331 label.SizeToFit(0); | |
| 332 int required_width_with_border = label.GetLocalBounds().width(); | |
| 333 EXPECT_EQ(required_width_with_border, required_width + border.width()); | |
| 334 | |
| 335 // GetHeightForWidth and borders. | |
| 336 int required_height_with_border = | |
| 337 label.GetHeightForWidth(required_width_with_border); | |
| 338 EXPECT_EQ(required_height_with_border, required_height + border.height()); | |
| 339 | |
| 340 // Test that the border width is subtracted before doing the height | |
| 341 // calculation. If it is, then the height will grow when width | |
| 342 // is shrunk. | |
| 343 int height1 = label.GetHeightForWidth(required_width_with_border - 1); | |
| 344 #if defined(OS_WIN) | |
| 345 // Canvas::SizeStringInt (in ui/gfx/canvas_linux.cc) | |
| 346 // has to be fixed to return the size that fits to given width/height. | |
| 347 EXPECT_GT(height1, required_height_with_border); | |
| 348 #endif | |
| 349 EXPECT_EQ(height1, height_for_constrained_width + border.height()); | |
| 350 | |
| 351 // GetPreferredSize and borders. | |
| 352 label.SetBounds(0, 0, 0, 0); | |
| 353 gfx::Size required_size_with_border = label.GetPreferredSize(); | |
| 354 EXPECT_EQ(required_size_with_border.height(), | |
| 355 required_size.height() + border.height()); | |
| 356 EXPECT_EQ(required_size_with_border.width(), | |
| 357 required_size.width() + border.width()); | |
| 358 } | |
| 359 | |
| 360 TEST_F(LabelTest, DirectionalityFromText) { | |
| 361 Label label; | |
| 362 label.SetBounds(0, 0, 1000, 1000); | |
| 363 base::string16 paint_text; | |
| 364 gfx::Rect text_bounds; | |
| 365 int flags = -1; | |
| 366 | |
| 367 // Test text starts with RTL character. | |
| 368 label.SetText(base::WideToUTF16(L" \x5d0\x5d1\x5d2 abc")); | |
| 369 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 370 EXPECT_EQ(gfx::Canvas::FORCE_RTL_DIRECTIONALITY, | |
| 371 flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 372 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 373 | |
| 374 // Test text starts with LTR character. | |
| 375 label.SetText(base::WideToUTF16(L"ltr \x5d0\x5d1\x5d2 abc")); | |
| 376 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 377 EXPECT_EQ(gfx::Canvas::FORCE_LTR_DIRECTIONALITY, | |
| 378 flags & (gfx::Canvas::FORCE_RTL_DIRECTIONALITY | | |
| 379 gfx::Canvas::FORCE_LTR_DIRECTIONALITY)); | |
| 380 } | |
| 381 | |
| 382 TEST_F(LabelTest, DrawSingleLineString) { | |
| 383 Label label; | |
| 384 label.SetFocusable(false); | |
| 385 | |
| 386 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 387 gfx::Size required_size(label.GetPreferredSize()); | |
| 388 gfx::Size extra(22, 8); | |
| 389 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 390 required_size.height() + extra.height()); | |
| 391 | |
| 392 // Do some basic verifications for all three alignments. | |
| 393 base::string16 paint_text; | |
| 394 gfx::Rect text_bounds; | |
| 395 int flags = -1; | |
| 396 | |
| 397 // Centered text. | |
| 398 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 399 EXPECT_EQ(label.text(), paint_text); | |
| 400 // The text should be centered horizontally and vertically. | |
| 401 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 402 EXPECT_EQ(0, text_bounds.y()); | |
| 403 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 404 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 405 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 406 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 407 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 408 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 409 | |
| 410 // Left aligned text. | |
| 411 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 412 paint_text.clear(); | |
| 413 text_bounds.SetRect(0, 0, 0, 0); | |
| 414 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 415 EXPECT_EQ(label.text(), paint_text); | |
| 416 // The text should be left aligned horizontally and centered vertically. | |
| 417 EXPECT_EQ(0, text_bounds.x()); | |
| 418 EXPECT_EQ(0, text_bounds.y()); | |
| 419 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 420 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 421 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 422 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 423 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 424 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 425 | |
| 426 // Right aligned text. | |
| 427 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 428 paint_text.clear(); | |
| 429 text_bounds.SetRect(0, 0, 0, 0); | |
| 430 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 431 EXPECT_EQ(label.text(), paint_text); | |
| 432 // The text should be right aligned horizontally and centered vertically. | |
| 433 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 434 EXPECT_EQ(0, text_bounds.y()); | |
| 435 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 436 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 437 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 438 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 439 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 440 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 441 | |
| 442 // Test single line drawing with a border. | |
| 443 gfx::Insets border(39, 34, 8, 96); | |
| 444 label.SetBorder(Border::CreateEmptyBorder( | |
| 445 border.top(), border.left(), border.bottom(), border.right())); | |
| 446 | |
| 447 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 448 EXPECT_EQ(required_size.width() + border.width(), | |
| 449 required_size_with_border.width()); | |
| 450 EXPECT_EQ(required_size.height() + border.height(), | |
| 451 required_size_with_border.height()); | |
| 452 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 453 required_size_with_border.height() + extra.height()); | |
| 454 | |
| 455 // Centered text with border. | |
| 456 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 457 paint_text.clear(); | |
| 458 text_bounds.SetRect(0, 0, 0, 0); | |
| 459 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 460 EXPECT_EQ(label.text(), paint_text); | |
| 461 // The text should be centered horizontally and vertically within the border. | |
| 462 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 463 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 464 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 465 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 466 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 467 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 468 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 469 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 470 | |
| 471 // Left aligned text with border. | |
| 472 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 473 paint_text.clear(); | |
| 474 text_bounds.SetRect(0, 0, 0, 0); | |
| 475 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 476 EXPECT_EQ(label.text(), paint_text); | |
| 477 // The text should be left aligned horizontally and centered vertically. | |
| 478 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 479 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 480 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 481 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 482 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 483 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 484 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 485 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 486 | |
| 487 // Right aligned text. | |
| 488 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 489 paint_text.clear(); | |
| 490 text_bounds.SetRect(0, 0, 0, 0); | |
| 491 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 492 EXPECT_EQ(label.text(), paint_text); | |
| 493 // The text should be right aligned horizontally and centered vertically. | |
| 494 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 495 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 496 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 497 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 498 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 499 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 500 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 501 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 502 } | |
| 503 | |
| 504 // Pango needs a max height to elide multiline text; that is not supported here. | |
| 505 TEST_F(LabelTest, DrawMultiLineString) { | |
| 506 Label label; | |
| 507 label.SetFocusable(false); | |
| 508 // Set a background color to prevent gfx::Canvas::NO_SUBPIXEL_RENDERING flags. | |
| 509 label.SetBackgroundColor(SK_ColorWHITE); | |
| 510 | |
| 511 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 512 label.SetMultiLine(true); | |
| 513 label.SizeToFit(0); | |
| 514 gfx::Size extra(50, 10); | |
| 515 label.SetBounds(label.x(), label.y(), | |
| 516 label.width() + extra.width(), | |
| 517 label.height() + extra.height()); | |
| 518 | |
| 519 // Do some basic verifications for all three alignments. | |
| 520 base::string16 paint_text; | |
| 521 gfx::Rect text_bounds; | |
| 522 int flags = -1; | |
| 523 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 524 EXPECT_EQ(label.text(), paint_text); | |
| 525 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 526 EXPECT_EQ(0, text_bounds.y()); | |
| 527 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 528 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 529 int expected_flags = gfx::Canvas::MULTI_LINE | | |
| 530 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 531 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 532 #if !defined(OS_WIN) | |
| 533 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 534 #endif | |
| 535 EXPECT_EQ(expected_flags, expected_flags); | |
| 536 gfx::Rect center_bounds(text_bounds); | |
| 537 | |
| 538 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 539 paint_text.clear(); | |
| 540 text_bounds.SetRect(0, 0, 0, 0); | |
| 541 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 542 EXPECT_EQ(label.text(), paint_text); | |
| 543 EXPECT_EQ(0, text_bounds.x()); | |
| 544 EXPECT_EQ(0, text_bounds.y()); | |
| 545 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 546 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 547 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 548 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 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 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 556 paint_text.clear(); | |
| 557 text_bounds.SetRect(0, 0, 0, 0); | |
| 558 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 559 EXPECT_EQ(label.text(), paint_text); | |
| 560 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 561 EXPECT_EQ(0, text_bounds.y()); | |
| 562 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 563 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 564 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 565 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 566 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 567 #if !defined(OS_WIN) | |
| 568 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 569 #endif | |
| 570 EXPECT_EQ(expected_flags, expected_flags); | |
| 571 | |
| 572 // Test multiline drawing with a border. | |
| 573 gfx::Insets border(19, 92, 23, 2); | |
| 574 label.SetBorder(Border::CreateEmptyBorder( | |
| 575 border.top(), border.left(), border.bottom(), border.right())); | |
| 576 label.SizeToFit(0); | |
| 577 label.SetBounds(label.x(), label.y(), | |
| 578 label.width() + extra.width(), | |
| 579 label.height() + extra.height()); | |
| 580 | |
| 581 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 582 paint_text.clear(); | |
| 583 text_bounds.SetRect(0, 0, 0, 0); | |
| 584 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 585 EXPECT_EQ(label.text(), paint_text); | |
| 586 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 587 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 588 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 589 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 590 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 591 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 592 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 593 #if !defined(OS_WIN) | |
| 594 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 595 #endif | |
| 596 EXPECT_EQ(expected_flags, expected_flags); | |
| 597 | |
| 598 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 599 paint_text.clear(); | |
| 600 text_bounds.SetRect(0, 0, 0, 0); | |
| 601 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 602 EXPECT_EQ(label.text(), paint_text); | |
| 603 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 604 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 605 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 606 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 607 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 608 gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 609 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 610 #if !defined(OS_WIN) | |
| 611 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 612 #endif | |
| 613 EXPECT_EQ(expected_flags, expected_flags); | |
| 614 | |
| 615 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 616 paint_text.clear(); | |
| 617 text_bounds.SetRect(0, 0, 0, 0); | |
| 618 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 619 EXPECT_EQ(label.text(), paint_text); | |
| 620 EXPECT_EQ(extra.width() + border.left(), text_bounds.x()); | |
| 621 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 622 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 623 EXPECT_EQ(center_bounds.height(), text_bounds.height()); | |
| 624 expected_flags = gfx::Canvas::MULTI_LINE | | |
| 625 gfx::Canvas::TEXT_ALIGN_RIGHT | | |
| 626 gfx::Canvas::FORCE_LTR_DIRECTIONALITY; | |
| 627 #if !defined(OS_WIN) | |
| 628 expected_flags |= gfx::Canvas::NO_ELLIPSIS; | |
| 629 #endif | |
| 630 EXPECT_EQ(expected_flags, expected_flags); | |
| 631 } | |
| 632 | |
| 633 TEST_F(LabelTest, DrawSingleLineStringInRTL) { | |
| 634 Label label; | |
| 635 label.SetFocusable(false); | |
| 636 | |
| 637 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 638 base::i18n::SetICUDefaultLocale("he"); | |
| 639 | |
| 640 label.SetText(ASCIIToUTF16("Here's a string with no returns.")); | |
| 641 gfx::Size required_size(label.GetPreferredSize()); | |
| 642 gfx::Size extra(22, 8); | |
| 643 label.SetBounds(0, 0, required_size.width() + extra.width(), | |
| 644 required_size.height() + extra.height()); | |
| 645 | |
| 646 // Do some basic verifications for all three alignments. | |
| 647 base::string16 paint_text; | |
| 648 gfx::Rect text_bounds; | |
| 649 int flags = -1; | |
| 650 | |
| 651 // Centered text. | |
| 652 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 653 EXPECT_EQ(label.text(), paint_text); | |
| 654 // The text should be centered horizontally and vertically. | |
| 655 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 656 EXPECT_EQ(0, text_bounds.y()); | |
| 657 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 658 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 659 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 660 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 661 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 662 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 663 | |
| 664 // ALIGN_LEFT label. | |
| 665 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 666 paint_text.clear(); | |
| 667 text_bounds.SetRect(0, 0, 0, 0); | |
| 668 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 669 EXPECT_EQ(label.text(), paint_text); | |
| 670 // The text should be right aligned horizontally and centered vertically. | |
| 671 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 672 EXPECT_EQ(0, text_bounds.y()); | |
| 673 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 674 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 675 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 676 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 677 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 678 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 679 | |
| 680 // ALIGN_RIGHT label. | |
| 681 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 682 paint_text.clear(); | |
| 683 text_bounds.SetRect(0, 0, 0, 0); | |
| 684 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 685 EXPECT_EQ(label.text(), paint_text); | |
| 686 // The text should be left aligned horizontally and centered vertically. | |
| 687 EXPECT_EQ(0, text_bounds.x()); | |
| 688 EXPECT_EQ(0, text_bounds.y()); | |
| 689 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 690 EXPECT_EQ(label.height(), text_bounds.height()); | |
| 691 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 692 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 693 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 694 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 695 | |
| 696 | |
| 697 // Test single line drawing with a border. | |
| 698 gfx::Insets border(39, 34, 8, 96); | |
| 699 label.SetBorder(Border::CreateEmptyBorder( | |
| 700 border.top(), border.left(), border.bottom(), border.right())); | |
| 701 | |
| 702 gfx::Size required_size_with_border(label.GetPreferredSize()); | |
| 703 EXPECT_EQ(required_size.width() + border.width(), | |
| 704 required_size_with_border.width()); | |
| 705 EXPECT_EQ(required_size.height() + border.height(), | |
| 706 required_size_with_border.height()); | |
| 707 label.SetBounds(0, 0, required_size_with_border.width() + extra.width(), | |
| 708 required_size_with_border.height() + extra.height()); | |
| 709 | |
| 710 // Centered text with border. | |
| 711 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 712 paint_text.clear(); | |
| 713 text_bounds.SetRect(0, 0, 0, 0); | |
| 714 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 715 EXPECT_EQ(label.text(), paint_text); | |
| 716 // The text should be centered horizontally and vertically within the border. | |
| 717 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 718 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 719 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 720 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 721 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_CENTER, | |
| 722 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 723 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 724 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 725 | |
| 726 // ALIGN_LEFT text with border. | |
| 727 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 728 paint_text.clear(); | |
| 729 text_bounds.SetRect(0, 0, 0, 0); | |
| 730 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 731 EXPECT_EQ(label.text(), paint_text); | |
| 732 // The text should be right aligned horizontally and centered vertically. | |
| 733 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 734 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 735 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 736 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 737 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_RIGHT, | |
| 738 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 739 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 740 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 741 | |
| 742 // ALIGN_RIGHT text. | |
| 743 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 744 paint_text.clear(); | |
| 745 text_bounds.SetRect(0, 0, 0, 0); | |
| 746 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 747 EXPECT_EQ(label.text(), paint_text); | |
| 748 // The text should be left aligned horizontally and centered vertically. | |
| 749 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 750 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 751 EXPECT_EQ(required_size.width(), text_bounds.width()); | |
| 752 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 753 EXPECT_EQ(gfx::Canvas::TEXT_ALIGN_LEFT, | |
| 754 flags & (gfx::Canvas::TEXT_ALIGN_LEFT | | |
| 755 gfx::Canvas::TEXT_ALIGN_CENTER | | |
| 756 gfx::Canvas::TEXT_ALIGN_RIGHT)); | |
| 757 | |
| 758 // Reset locale. | |
| 759 base::i18n::SetICUDefaultLocale(locale); | |
| 760 } | |
| 761 | |
| 762 // On Linux the underlying pango routines require a max height in order to | |
| 763 // ellide multiline text. So until that can be resolved, we set all | |
| 764 // multiline lables to not ellide in Linux only. | |
| 765 TEST_F(LabelTest, DrawMultiLineStringInRTL) { | |
| 766 Label label; | |
| 767 label.SetFocusable(false); | |
| 768 | |
| 769 // Test for RTL. | |
| 770 std::string locale = l10n_util::GetApplicationLocale(""); | |
| 771 base::i18n::SetICUDefaultLocale("he"); | |
| 772 | |
| 773 label.SetText(ASCIIToUTF16("Another string\nwith returns\n\n!")); | |
| 774 label.SetMultiLine(true); | |
| 775 label.SizeToFit(0); | |
| 776 gfx::Size extra(50, 10); | |
| 777 label.SetBounds(label.x(), label.y(), | |
| 778 label.width() + extra.width(), | |
| 779 label.height() + extra.height()); | |
| 780 | |
| 781 // Do some basic verifications for all three alignments. | |
| 782 base::string16 paint_text; | |
| 783 gfx::Rect text_bounds; | |
| 784 int flags = -1; | |
| 785 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 786 EXPECT_EQ(label.text(), paint_text); | |
| 787 EXPECT_EQ(extra.width() / 2, text_bounds.x()); | |
| 788 EXPECT_EQ(0, text_bounds.y()); | |
| 789 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 790 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 791 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 792 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & flags); | |
| 793 #if !defined(OS_WIN) | |
| 794 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 795 #endif | |
| 796 gfx::Rect center_bounds(text_bounds); | |
| 797 | |
| 798 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 799 paint_text.clear(); | |
| 800 text_bounds.SetRect(0, 0, 0, 0); | |
| 801 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 802 EXPECT_EQ(label.text(), paint_text); | |
| 803 EXPECT_EQ(extra.width(), text_bounds.x()); | |
| 804 EXPECT_EQ(0, text_bounds.y()); | |
| 805 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 806 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 807 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 808 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & flags); | |
| 809 #if !defined(OS_WIN) | |
| 810 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 811 #endif | |
| 812 | |
| 813 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 814 paint_text.clear(); | |
| 815 text_bounds.SetRect(0, 0, 0, 0); | |
| 816 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 817 EXPECT_EQ(label.text(), paint_text); | |
| 818 EXPECT_EQ(0, text_bounds.x()); | |
| 819 EXPECT_EQ(0, text_bounds.y()); | |
| 820 EXPECT_GT(text_bounds.width(), kMinTextDimension); | |
| 821 EXPECT_EQ(text_bounds.height(), label.height()); | |
| 822 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 823 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & flags); | |
| 824 #if !defined(OS_WIN) | |
| 825 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 826 #endif | |
| 827 | |
| 828 // Test multiline drawing with a border. | |
| 829 gfx::Insets border(19, 92, 23, 2); | |
| 830 label.SetBorder(Border::CreateEmptyBorder( | |
| 831 border.top(), border.left(), border.bottom(), border.right())); | |
| 832 label.SizeToFit(0); | |
| 833 label.SetBounds(label.x(), label.y(), | |
| 834 label.width() + extra.width(), | |
| 835 label.height() + extra.height()); | |
| 836 | |
| 837 label.SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 838 paint_text.clear(); | |
| 839 text_bounds.SetRect(0, 0, 0, 0); | |
| 840 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 841 EXPECT_EQ(label.text(), paint_text); | |
| 842 EXPECT_EQ(border.left() + extra.width() / 2, text_bounds.x()); | |
| 843 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 844 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 845 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 846 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 847 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_CENTER & flags); | |
| 848 #if !defined(OS_WIN) | |
| 849 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 850 #endif | |
| 851 | |
| 852 label.SetHorizontalAlignment(gfx::ALIGN_LEFT); | |
| 853 paint_text.clear(); | |
| 854 text_bounds.SetRect(0, 0, 0, 0); | |
| 855 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 856 EXPECT_EQ(label.text(), paint_text); | |
| 857 EXPECT_EQ(border.left() + extra.width(), text_bounds.x()); | |
| 858 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 859 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 860 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 861 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 862 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_RIGHT & flags); | |
| 863 #if !defined(OS_WIN) | |
| 864 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 865 #endif | |
| 866 | |
| 867 label.SetHorizontalAlignment(gfx::ALIGN_RIGHT); | |
| 868 paint_text.clear(); | |
| 869 text_bounds.SetRect(0, 0, 0, 0); | |
| 870 label.CalculateDrawStringParams(&paint_text, &text_bounds, &flags); | |
| 871 EXPECT_EQ(label.text(), paint_text); | |
| 872 EXPECT_EQ(border.left(), text_bounds.x()); | |
| 873 EXPECT_EQ(border.top(), text_bounds.y()); | |
| 874 EXPECT_EQ(center_bounds.width(), text_bounds.width()); | |
| 875 EXPECT_EQ(label.GetContentsBounds().height(), text_bounds.height()); | |
| 876 EXPECT_TRUE(gfx::Canvas::MULTI_LINE & flags); | |
| 877 EXPECT_TRUE(gfx::Canvas::TEXT_ALIGN_LEFT & flags); | |
| 878 #if !defined(OS_WIN) | |
| 879 EXPECT_TRUE(gfx::Canvas::NO_ELLIPSIS & flags); | |
| 880 #endif | |
| 881 | |
| 882 // Reset Locale | |
| 883 base::i18n::SetICUDefaultLocale(locale); | |
| 884 } | |
| 885 | |
| 886 // Ensure the subpixel rendering flag and background color alpha are respected. | |
| 887 TEST_F(LabelTest, DisableSubpixelRendering) { | |
| 888 Label label; | |
| 889 label.SetBackgroundColor(SK_ColorWHITE); | |
| 890 const int flag = gfx::Canvas::NO_SUBPIXEL_RENDERING; | |
| 891 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 892 label.SetSubpixelRenderingEnabled(false); | |
| 893 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 894 label.SetSubpixelRenderingEnabled(true); | |
| 895 EXPECT_EQ(0, label.ComputeDrawStringFlags() & flag); | |
| 896 // Text cannot be drawn with subpixel rendering on transparent backgrounds. | |
| 897 label.SetBackgroundColor(SkColorSetARGB(64, 255, 255, 255)); | |
| 898 EXPECT_EQ(flag, label.ComputeDrawStringFlags() & flag); | |
| 899 } | |
| 900 | |
| 901 // Check that labels support GetTooltipHandlerForPoint. | |
| 902 TEST_F(LabelTest, GetTooltipHandlerForPoint) { | |
| 903 // A root view must be defined for this test because the hit-testing | |
| 904 // behaviour used by GetTooltipHandlerForPoint() is defined by | |
| 905 // the ViewTargeter installed on the root view. | |
| 906 Widget widget; | |
| 907 Widget::InitParams init_params = | |
| 908 CreateParams(Widget::InitParams::TYPE_POPUP); | |
| 909 init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; | |
| 910 init_params.bounds = gfx::Rect(0, 0, 200, 200); | |
| 911 widget.Init(init_params); | |
| 912 | |
| 913 Label label; | |
| 914 label.SetText( | |
| 915 ASCIIToUTF16("A string that's long enough to exceed the bounds")); | |
| 916 label.SetBounds(0, 0, 10, 10); | |
| 917 widget.SetContentsView(&label); | |
| 918 | |
| 919 // By default, labels start out as tooltip handlers. | |
| 920 ASSERT_TRUE(label.handles_tooltips()); | |
| 921 | |
| 922 // There's a default tooltip if the text is too big to fit. | |
| 923 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(2, 2))); | |
| 924 | |
| 925 // If tooltip handling is disabled, the label should not provide a tooltip | |
| 926 // handler. | |
| 927 label.SetHandlesTooltips(false); | |
| 928 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 2))); | |
| 929 label.SetHandlesTooltips(true); | |
| 930 | |
| 931 // If there's no default tooltip, this should return NULL. | |
| 932 label.SetBounds(0, 0, 500, 50); | |
| 933 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 2))); | |
| 934 | |
| 935 label.SetTooltipText(ASCIIToUTF16("a tooltip")); | |
| 936 // If the point hits the label, and tooltip is set, the label should be | |
| 937 // returned as its tooltip handler. | |
| 938 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(2, 2))); | |
| 939 | |
| 940 // Additionally, GetTooltipHandlerForPoint should verify that the label | |
| 941 // actually contains the point. | |
| 942 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 51))); | |
| 943 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); | |
| 944 | |
| 945 // Again, if tooltip handling is disabled, the label should not provide a | |
| 946 // tooltip handler. | |
| 947 label.SetHandlesTooltips(false); | |
| 948 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 2))); | |
| 949 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(2, 51))); | |
| 950 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(-1, 20))); | |
| 951 label.SetHandlesTooltips(true); | |
| 952 | |
| 953 // GetTooltipHandlerForPoint works should work in child bounds. | |
| 954 label.SetBounds(2, 2, 10, 10); | |
| 955 EXPECT_EQ(&label, label.GetTooltipHandlerForPoint(gfx::Point(1, 5))); | |
| 956 EXPECT_FALSE(label.GetTooltipHandlerForPoint(gfx::Point(3, 11))); | |
| 957 } | |
| 958 | |
| 959 } // namespace views | |
| OLD | NEW |
|---|
Chromium Code Reviews
